diff options
24 files changed, 19325 insertions, 7951 deletions
diff --git a/mk/buildhlp.mk b/mk/buildhlp.mk index d4c8eeb50..4df712fcb 100644 --- a/mk/buildhlp.mk +++ b/mk/buildhlp.mk @@ -56,8 +56,10 @@ endif ifeq ($(strip ${__use_generic_patch_target}),42) post-patch: ${WRKDIST}/.prepared: ${WRKDIST}/.extract_done + [ ! -d ./patches/${PKG_VERSION} ] || ${PREVENT_PATCH} ${PATCH} ${WRKDIST} ./patches \ + '{patch-!(*.orig),*.patch}' [ ! -d ./patches ] || ${PREVENT_PATCH} ${PATCH} ${WRKDIST} ./patches \ - '{patch-!(*.orig),*.patch}' $(MAKE_TRACE) + '{patch-!(*.orig),*.patch}' [ ! -d ./src ] || (cd src; $(PREVENT_PATCH) cp -Rp . ${WRKDIST}/) \ $(MAKE_TRACE) @${MAKE} post-patch $(MAKE_TRACE) diff --git a/target/lemote/kernel.config b/target/lemote/kernel.config index 21df7a57a..6b536c015 100644 --- a/target/lemote/kernel.config +++ b/target/lemote/kernel.config @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.34 -# Thu Jun 3 15:37:40 2010 +# Linux kernel version: 2.6.35 +# Thu Aug 5 22:28:58 2010 # CONFIG_MIPS=y @@ -55,6 +55,7 @@ CONFIG_CS5536=y CONFIG_CS5536_MFGPT=y CONFIG_LOONGSON_SUSPEND=y CONFIG_LOONGSON_UART_BASE=y +CONFIG_LOONGSON_MC146818=y CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set @@ -188,6 +189,7 @@ CONFIG_CONSTRUCTORS=y CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_CROSS_COMPILE="" CONFIG_LOCALVERSION="" # CONFIG_LOCALVERSION_AUTO is not set CONFIG_HAVE_KERNEL_GZIP=y @@ -354,9 +356,9 @@ CONFIG_ARCH_SUSPEND_POSSIBLE=y CONFIG_PM=y # CONFIG_PM_DEBUG is not set CONFIG_PM_SLEEP=y +CONFIG_SUSPEND_NVS=y CONFIG_SUSPEND=y CONFIG_SUSPEND_FREEZER=y -CONFIG_HIBERNATION_NVS=y CONFIG_HIBERNATION=y CONFIG_PM_STD_PARTITION="/dev/mapper/swap" # CONFIG_PM_RUNTIME is not set @@ -426,6 +428,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set +# CONFIG_L2TP is not set # CONFIG_BRIDGE is not set # CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set @@ -458,9 +461,14 @@ CONFIG_WIRELESS=y # # CFG80211 needs to be enabled for MAC80211 # + +# +# Some wireless drivers require a rate control algorithm +# # CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set +# CONFIG_CAIF is not set # # Device Drivers @@ -550,70 +558,96 @@ CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set # CONFIG_ATA_VERBOSE_ERROR is not set # CONFIG_SATA_PMP is not set + +# +# Controllers with non-SFF native interface +# # CONFIG_SATA_AHCI is not set +# CONFIG_SATA_AHCI_PLATFORM is not set +# CONFIG_SATA_INIC162X is not set # CONFIG_SATA_SIL24 is not set CONFIG_ATA_SFF=y -# CONFIG_SATA_SVW is not set + +# +# SFF controllers with custom DMA interface +# +# CONFIG_PDC_ADMA is not set +# CONFIG_SATA_QSTOR is not set +# CONFIG_SATA_SX4 is not set +CONFIG_ATA_BMDMA=y + +# +# SATA SFF controllers with BMDMA +# # CONFIG_ATA_PIIX is not set # CONFIG_SATA_MV is not set # CONFIG_SATA_NV is not set -# CONFIG_PDC_ADMA is not set -# CONFIG_SATA_QSTOR is not set # CONFIG_SATA_PROMISE is not set -# CONFIG_SATA_SX4 is not set # CONFIG_SATA_SIL is not set # CONFIG_SATA_SIS is not set +# CONFIG_SATA_SVW is not set # CONFIG_SATA_ULI is not set # CONFIG_SATA_VIA is not set # CONFIG_SATA_VITESSE is not set -# CONFIG_SATA_INIC162X is not set + +# +# PATA SFF controllers with BMDMA +# # CONFIG_PATA_ALI is not set CONFIG_PATA_AMD=y # CONFIG_PATA_ARTOP is not set -# CONFIG_PATA_ATP867X is not set # CONFIG_PATA_ATIIXP is not set -# CONFIG_PATA_CMD640_PCI is not set +# CONFIG_PATA_ATP867X is not set # CONFIG_PATA_CMD64X is not set # CONFIG_PATA_CS5520 is not set # CONFIG_PATA_CS5530 is not set # CONFIG_PATA_CYPRESS is not set # CONFIG_PATA_EFAR is not set -# CONFIG_ATA_GENERIC is not set # CONFIG_PATA_HPT366 is not set # CONFIG_PATA_HPT37X is not set # CONFIG_PATA_HPT3X2N is not set # CONFIG_PATA_HPT3X3 is not set -# CONFIG_PATA_ISAPNP is not set -# CONFIG_PATA_IT821X is not set # CONFIG_PATA_IT8213 is not set +# CONFIG_PATA_IT821X is not set # CONFIG_PATA_JMICRON is not set -# CONFIG_PATA_LEGACY is not set -# CONFIG_PATA_TRIFLEX is not set # CONFIG_PATA_MARVELL is not set -# CONFIG_PATA_MPIIX is not set -# CONFIG_PATA_OLDPIIX is not set # CONFIG_PATA_NETCELL is not set # CONFIG_PATA_NINJA32 is not set -# CONFIG_PATA_NS87410 is not set # CONFIG_PATA_NS87415 is not set -# CONFIG_PATA_OPTI is not set +# CONFIG_PATA_OLDPIIX is not set # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC2027X is not set # CONFIG_PATA_PDC_OLD is not set -# CONFIG_PATA_QDI is not set # CONFIG_PATA_RADISYS is not set # CONFIG_PATA_RDC is not set -# CONFIG_PATA_RZ1000 is not set # CONFIG_PATA_SC1200 is not set +# CONFIG_PATA_SCH is not set # CONFIG_PATA_SERVERWORKS is not set # CONFIG_PATA_SIL680 is not set # CONFIG_PATA_SIS is not set # CONFIG_PATA_TOSHIBA is not set +# CONFIG_PATA_TRIFLEX is not set # CONFIG_PATA_VIA is not set # CONFIG_PATA_WINBOND is not set -# CONFIG_PATA_WINBOND_VLB is not set + +# +# PIO-only SFF controllers +# +# CONFIG_PATA_CMD640_PCI is not set +# CONFIG_PATA_ISAPNP is not set +# CONFIG_PATA_MPIIX is not set +# CONFIG_PATA_NS87410 is not set +# CONFIG_PATA_OPTI is not set # CONFIG_PATA_PLATFORM is not set -# CONFIG_PATA_SCH is not set +# CONFIG_PATA_QDI is not set +# CONFIG_PATA_RZ1000 is not set +# CONFIG_PATA_WINBOND_VLB is not set + +# +# Generic fallback / legacy drivers +# +# CONFIG_ATA_GENERIC is not set +# CONFIG_PATA_LEGACY is not set # CONFIG_MD is not set # CONFIG_FUSION is not set @@ -810,6 +844,7 @@ CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_DEVKMEM is not set # CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_N_GSM is not set # CONFIG_NOZOMI is not set # @@ -829,6 +864,8 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=2 CONFIG_SERIAL_CORE=y # CONFIG_SERIAL_JSM is not set # CONFIG_SERIAL_TIMBERDALE is not set +# CONFIG_SERIAL_ALTERA_JTAGUART is not set +# CONFIG_SERIAL_ALTERA_UART is not set CONFIG_UNIX98_PTYS=y # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set # CONFIG_LEGACY_PTYS is not set @@ -840,6 +877,7 @@ CONFIG_UNIX98_PTYS=y # CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y +# CONFIG_RAMOOPS is not set # CONFIG_I2C is not set # CONFIG_SPI is not set @@ -867,6 +905,7 @@ CONFIG_GPIOLIB=y # CONFIG_GPIO_CS5535 is not set # CONFIG_GPIO_BT8XX is not set # CONFIG_GPIO_LANGWELL is not set +# CONFIG_GPIO_RDC321X is not set # # SPI GPIO expanders: @@ -875,10 +914,15 @@ CONFIG_GPIOLIB=y # # AC97 GPIO expanders: # + +# +# MODULbus GPIO expanders: +# # CONFIG_W1 is not set CONFIG_POWER_SUPPLY=y # CONFIG_POWER_SUPPLY_DEBUG is not set # CONFIG_PDA_POWER is not set +# CONFIG_TEST_POWER is not set # CONFIG_BATTERY_DS2760 is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set @@ -910,16 +954,16 @@ CONFIG_SSB_POSSIBLE=y # Sonics Silicon Backplane # # CONFIG_SSB is not set - -# -# Multifunction device drivers -# +CONFIG_MFD_SUPPORT=y # CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set +# CONFIG_ABX500_CORE is not set # CONFIG_MFD_TIMBERDALE is not set # CONFIG_LPC_SCH is not set +# CONFIG_MFD_RDC321X is not set +# CONFIG_MFD_JANZ_CMODIO is not set # CONFIG_REGULATOR is not set # CONFIG_MEDIA_SUPPORT is not set @@ -1198,10 +1242,6 @@ CONFIG_RTC_DRV_CMOS=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set - -# -# TI VLYNQ -# CONFIG_STAGING=y # CONFIG_STAGING_EXCLUDE_BUILD is not set # CONFIG_USB_IP_COMMON is not set @@ -1214,15 +1254,6 @@ CONFIG_STAGING=y # CONFIG_RTL8192U is not set # CONFIG_RTL8192E is not set # CONFIG_TRANZPORT is not set - -# -# Qualcomm MSM Camera And Video -# - -# -# Camera Sensor Selection -# -# CONFIG_INPUT_GPIO is not set # CONFIG_POHMELFS is not set # CONFIG_IDE_PHISON is not set # CONFIG_VT6655 is not set @@ -1237,11 +1268,14 @@ CONFIG_STAGING=y # CONFIG_IIO is not set # CONFIG_RAMZSWAP is not set # CONFIG_BATMAN_ADV is not set -# CONFIG_STRIP is not set -# CONFIG_WAVELAN is not set CONFIG_FB_SM7XX=y # CONFIG_DT3155 is not set # CONFIG_CRYSTALHD is not set + +# +# Texas Instruments shared transport line discipline +# +# CONFIG_FB_XGI is not set CONFIG_MIPS_PLATFORM_DEVICES=y CONFIG_LEMOTE_YEELOONG2F=y # CONFIG_LEMOTE_LYNLOONG2F is not set @@ -1260,7 +1294,6 @@ CONFIG_LEMOTE_YEELOONG2F=y # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set # CONFIG_NILFS2_FS is not set -# CONFIG_AUFS_FS is not set CONFIG_FILE_LOCKING=y # CONFIG_FSNOTIFY is not set # CONFIG_DNOTIFY is not set @@ -1383,6 +1416,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y # CONFIG_FTRACE is not set +# CONFIG_ATOMIC64_SELFTEST is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y CONFIG_EARLY_PRINTK=y diff --git a/target/lemote/patches/lemote.patch b/target/lemote/patches/lemote.patch index 31af80bb6..7785becb0 100644 --- a/target/lemote/patches/lemote.patch +++ b/target/lemote/patches/lemote.patch @@ -1,2630 +1,6 @@ -diff -Nur linux-2.6.34.orig/arch/mips/boot/compressed/ld.script linux-loongson/arch/mips/boot/compressed/ld.script ---- linux-2.6.34.orig/arch/mips/boot/compressed/ld.script 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/boot/compressed/ld.script 2010-05-27 18:12:28.592215840 +0200 -@@ -2,7 +2,7 @@ - * ld.script for compressed kernel support of MIPS - * - * Copyright (C) 2009 Lemote Inc. -- * Author: Wu Zhangjin <wuzj@lemote.com> -+ * Author: Wu Zhangjin <wuzhangjin@gmail.com> - */ - - OUTPUT_ARCH(mips) -diff -Nur linux-2.6.34.orig/arch/mips/configs/fuloong2e_defconfig linux-loongson/arch/mips/configs/fuloong2e_defconfig ---- linux-2.6.34.orig/arch/mips/configs/fuloong2e_defconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/configs/fuloong2e_defconfig 2010-05-27 18:12:28.602215969 +0200 -@@ -1,7 +1,7 @@ - # - # Automatically generated make config: don't edit --# Linux kernel version: 2.6.32-rc4 --# Fri Oct 16 13:18:01 2009 -+# Linux kernel version: 2.6.34-rc5 -+# Wed Apr 28 01:14:53 2010 - # - CONFIG_MIPS=y - -@@ -27,6 +27,7 @@ - # CONFIG_PNX8550_STB810 is not set - # CONFIG_PMC_MSP is not set - # CONFIG_PMC_YOSEMITE is not set -+# CONFIG_POWERTV is not set - # CONFIG_SGI_IP22 is not set - # CONFIG_SGI_IP27 is not set - # CONFIG_SGI_IP28 is not set -@@ -49,6 +50,8 @@ - # CONFIG_ALCHEMY_GPIO_INDIRECT is not set - CONFIG_ARCH_SPARSEMEM_ENABLE=y - CONFIG_LEMOTE_FULOONG2E=y -+# CONFIG_LEMOTE_MACH2F is not set -+CONFIG_LOONGSON_UART_BASE=y - CONFIG_RWSEM_GENERIC_SPINLOCK=y - # CONFIG_ARCH_HAS_ILOG2_U32 is not set - # CONFIG_ARCH_HAS_ILOG2_U64 is not set -@@ -66,8 +69,7 @@ - CONFIG_CSRC_R4K_LIB=y - CONFIG_CSRC_R4K=y - CONFIG_DMA_NONCOHERENT=y --CONFIG_DMA_NEED_PCI_MAP_STATE=y --CONFIG_EARLY_PRINTK=y -+CONFIG_NEED_DMA_MAP_STATE=y - CONFIG_SYS_HAS_EARLY_PRINTK=y - CONFIG_I8259=y - # CONFIG_NO_IOPORT is not set -@@ -84,6 +86,7 @@ - # CPU selection - # - CONFIG_CPU_LOONGSON2E=y -+# CONFIG_CPU_LOONGSON2F is not set - # CONFIG_CPU_MIPS32_R1 is not set - # CONFIG_CPU_MIPS32_R2 is not set - # CONFIG_CPU_MIPS64_R1 is not set -@@ -106,7 +109,6 @@ - # CONFIG_CPU_SB1 is not set - # CONFIG_CPU_CAVIUM_OCTEON is not set - CONFIG_SYS_SUPPORTS_ZBOOT=y --CONFIG_SYS_SUPPORTS_ZBOOT_UART16550=y - CONFIG_CPU_LOONGSON2=y - CONFIG_SYS_HAS_CPU_LOONGSON2E=y - CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y -@@ -128,13 +130,13 @@ - CONFIG_MIPS_MT_DISABLED=y - # CONFIG_MIPS_MT_SMP is not set - # CONFIG_MIPS_MT_SMTC is not set -+# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set - CONFIG_CPU_HAS_WB=y - CONFIG_CPU_HAS_SYNC=y - CONFIG_GENERIC_HARDIRQS=y - CONFIG_GENERIC_IRQ_PROBE=y - CONFIG_CPU_SUPPORTS_HIGHMEM=y - CONFIG_SYS_SUPPORTS_HIGHMEM=y --CONFIG_ARCH_FLATMEM_ENABLE=y - CONFIG_ARCH_POPULATES_NODE_MAP=y - CONFIG_SELECT_MEMORY_MODEL=y - # CONFIG_FLATMEM_MANUAL is not set -@@ -143,23 +145,18 @@ - CONFIG_SPARSEMEM=y - CONFIG_HAVE_MEMORY_PRESENT=y - CONFIG_SPARSEMEM_STATIC=y -- --# --# Memory hotplug is currently incompatible with Software Suspend --# - CONFIG_PAGEFLAGS_EXTENDED=y - CONFIG_SPLIT_PTLOCK_CPUS=4 - CONFIG_PHYS_ADDR_T_64BIT=y - CONFIG_ZONE_DMA_FLAG=0 - CONFIG_VIRT_TO_BUS=y --CONFIG_HAVE_MLOCK=y --CONFIG_HAVE_MLOCKED_PAGE_BIT=y - # CONFIG_KSM is not set - CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 - CONFIG_TICK_ONESHOT=y - CONFIG_NO_HZ=y - CONFIG_HIGH_RES_TIMERS=y - CONFIG_GENERIC_CLOCKEVENTS_BUILD=y -+CONFIG_CPU_SUPPORTS_HR_SCHED_CLOCK=y - # CONFIG_HZ_48 is not set - # CONFIG_HZ_100 is not set - # CONFIG_HZ_128 is not set -@@ -190,9 +187,11 @@ - CONFIG_HAVE_KERNEL_GZIP=y - CONFIG_HAVE_KERNEL_BZIP2=y - CONFIG_HAVE_KERNEL_LZMA=y -+CONFIG_HAVE_KERNEL_LZO=y - CONFIG_KERNEL_GZIP=y - # CONFIG_KERNEL_BZIP2 is not set - # CONFIG_KERNEL_LZMA is not set -+# CONFIG_KERNEL_LZO is not set - CONFIG_SWAP=y - CONFIG_SYSVIPC=y - CONFIG_SYSVIPC_SYSCTL=y -@@ -208,6 +207,7 @@ - # - CONFIG_TREE_RCU=y - # CONFIG_TREE_PREEMPT_RCU is not set -+# CONFIG_TINY_RCU is not set - # CONFIG_RCU_TRACE is not set - CONFIG_RCU_FANOUT=64 - # CONFIG_RCU_FANOUT_EXACT is not set -@@ -215,10 +215,8 @@ - CONFIG_IKCONFIG=y - CONFIG_IKCONFIG_PROC=y - CONFIG_LOG_BUF_SHIFT=14 --# CONFIG_GROUP_SCHED is not set - # CONFIG_CGROUPS is not set --CONFIG_SYSFS_DEPRECATED=y --CONFIG_SYSFS_DEPRECATED_V2=y -+# CONFIG_SYSFS_DEPRECATED_V2 is not set - # CONFIG_RELAY is not set - CONFIG_NAMESPACES=y - # CONFIG_UTS_NS is not set -@@ -258,7 +256,6 @@ - # CONFIG_SLUB is not set - # CONFIG_SLOB is not set - CONFIG_PROFILING=y --CONFIG_TRACEPOINTS=y - CONFIG_OPROFILE=m - CONFIG_HAVE_OPROFILE=y - CONFIG_HAVE_SYSCALL_WRAPPERS=y -@@ -266,7 +263,6 @@ - # - # GCOV-based kernel profiling - # --# CONFIG_GCOV_KERNEL is not set - CONFIG_SLOW_WORK=y - CONFIG_HAVE_GENERIC_DMA_COHERENT=y - CONFIG_SLABINFO=y -@@ -287,14 +283,41 @@ - # IO Schedulers - # - CONFIG_IOSCHED_NOOP=y --CONFIG_IOSCHED_AS=y - CONFIG_IOSCHED_DEADLINE=y - CONFIG_IOSCHED_CFQ=y --# CONFIG_DEFAULT_AS is not set - # CONFIG_DEFAULT_DEADLINE is not set - CONFIG_DEFAULT_CFQ=y - # CONFIG_DEFAULT_NOOP is not set - CONFIG_DEFAULT_IOSCHED="cfq" -+# CONFIG_INLINE_SPIN_TRYLOCK is not set -+# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set -+# CONFIG_INLINE_SPIN_LOCK is not set -+# CONFIG_INLINE_SPIN_LOCK_BH is not set -+# CONFIG_INLINE_SPIN_LOCK_IRQ is not set -+# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set -+CONFIG_INLINE_SPIN_UNLOCK=y -+# CONFIG_INLINE_SPIN_UNLOCK_BH is not set -+CONFIG_INLINE_SPIN_UNLOCK_IRQ=y -+# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set -+# CONFIG_INLINE_READ_TRYLOCK is not set -+# CONFIG_INLINE_READ_LOCK is not set -+# CONFIG_INLINE_READ_LOCK_BH is not set -+# CONFIG_INLINE_READ_LOCK_IRQ is not set -+# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set -+CONFIG_INLINE_READ_UNLOCK=y -+# CONFIG_INLINE_READ_UNLOCK_BH is not set -+CONFIG_INLINE_READ_UNLOCK_IRQ=y -+# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set -+# CONFIG_INLINE_WRITE_TRYLOCK is not set -+# CONFIG_INLINE_WRITE_LOCK is not set -+# CONFIG_INLINE_WRITE_LOCK_BH is not set -+# CONFIG_INLINE_WRITE_LOCK_IRQ is not set -+# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set -+CONFIG_INLINE_WRITE_UNLOCK=y -+# CONFIG_INLINE_WRITE_UNLOCK_BH is not set -+CONFIG_INLINE_WRITE_UNLOCK_IRQ=y -+# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set -+# CONFIG_MUTEX_SPIN_ON_OWNER is not set - CONFIG_FREEZER=y - - # -@@ -304,7 +327,6 @@ - CONFIG_PCI=y - CONFIG_PCI_DOMAINS=y - # CONFIG_ARCH_SUPPORTS_MSI is not set --CONFIG_PCI_LEGACY=y - # CONFIG_PCI_STUB is not set - # CONFIG_PCI_IOV is not set - CONFIG_ISA=y -@@ -339,14 +361,13 @@ - CONFIG_HIBERNATION=y - CONFIG_PM_STD_PARTITION="/dev/hda3" - # CONFIG_PM_RUNTIME is not set -+CONFIG_PM_OPS=y - CONFIG_NET=y --CONFIG_COMPAT_NETLINK_MESSAGES=y - - # - # Networking options - # - CONFIG_PACKET=y --CONFIG_PACKET_MMAP=y - CONFIG_UNIX=y - CONFIG_XFRM=y - # CONFIG_XFRM_USER is not set -@@ -483,7 +504,6 @@ - # Network testing - # - # CONFIG_NET_PKTGEN is not set --# CONFIG_NET_DROP_MONITOR is not set - # CONFIG_HAMRADIO is not set - # CONFIG_CAN is not set - # CONFIG_IRDA is not set -@@ -491,10 +511,6 @@ - # CONFIG_AF_RXRPC is not set - CONFIG_WIRELESS=y - # CONFIG_CFG80211 is not set --CONFIG_CFG80211_DEFAULT_PS_VALUE=0 --CONFIG_WIRELESS_OLD_REGULATORY=y --CONFIG_WIRELESS_EXT=y --CONFIG_WIRELESS_EXT_SYSFS=y - # CONFIG_LIB80211 is not set - - # -@@ -617,6 +633,10 @@ - # CONFIG_BLK_DEV_COW_COMMON is not set - CONFIG_BLK_DEV_LOOP=y - CONFIG_BLK_DEV_CRYPTOLOOP=m -+ -+# -+# DRBD disabled because PROC_FS, INET or CONNECTOR not selected -+# - # CONFIG_BLK_DEV_NBD is not set - # CONFIG_BLK_DEV_SX8 is not set - # CONFIG_BLK_DEV_UB is not set -@@ -707,6 +727,7 @@ - # - # SCSI device support - # -+CONFIG_SCSI_MOD=y - # CONFIG_RAID_ATTRS is not set - CONFIG_SCSI=y - CONFIG_SCSI_DMA=y -@@ -755,7 +776,7 @@ - # - - # --# See the help texts for more information. -+# The newer stack is recommended. - # - # CONFIG_FIREWIRE is not set - # CONFIG_IEEE1394 is not set -@@ -764,6 +785,7 @@ - # CONFIG_DUMMY is not set - # CONFIG_BONDING is not set - CONFIG_MACVLAN=m -+# CONFIG_MACVTAP is not set - # CONFIG_EQUALIZER is not set - # CONFIG_TUN is not set - CONFIG_VETH=m -@@ -798,6 +820,7 @@ - # CONFIG_SMC91X is not set - # CONFIG_DM9000 is not set - # CONFIG_ETHOC is not set -+# CONFIG_SMSC911X is not set - # CONFIG_NET_VENDOR_RACAL is not set - # CONFIG_DNET is not set - # CONFIG_NET_TULIP is not set -@@ -817,6 +840,7 @@ - # CONFIG_AMD8111_ETH is not set - # CONFIG_ADAPTEC_STARFIRE is not set - # CONFIG_AC3200 is not set -+# CONFIG_KSZ884X_PCI is not set - # CONFIG_APRICOT is not set - # CONFIG_B44 is not set - # CONFIG_FORCEDETH is not set -@@ -871,6 +895,8 @@ - # CONFIG_CHELSIO_T1 is not set - CONFIG_CHELSIO_T3_DEPENDS=y - # CONFIG_CHELSIO_T3 is not set -+CONFIG_CHELSIO_T4_DEPENDS=y -+# CONFIG_CHELSIO_T4 is not set - # CONFIG_ENIC is not set - # CONFIG_IXGBE is not set - # CONFIG_IXGB is not set -@@ -883,13 +909,16 @@ - # CONFIG_MLX4_CORE is not set - # CONFIG_TEHUTI is not set - # CONFIG_BNX2X is not set -+# CONFIG_QLCNIC is not set - # CONFIG_QLGE is not set - # CONFIG_SFC is not set - # CONFIG_BE2NET is not set - # CONFIG_TR is not set - CONFIG_WLAN=y --# CONFIG_WLAN_PRE80211 is not set --# CONFIG_WLAN_80211 is not set -+# CONFIG_ATMEL is not set -+# CONFIG_PRISM54 is not set -+# CONFIG_USB_ZD1201 is not set -+# CONFIG_HOSTAP is not set - - # - # Enable WiMAX (Networking options) to see the WiMAX drivers -@@ -904,6 +933,7 @@ - # CONFIG_USB_RTL8150 is not set - # CONFIG_USB_USBNET is not set - # CONFIG_USB_CDC_PHONET is not set -+# CONFIG_USB_IPHETH is not set - # CONFIG_WAN is not set - # CONFIG_FDDI is not set - # CONFIG_HIPPI is not set -@@ -926,6 +956,7 @@ - # CONFIG_NETCONSOLE is not set - # CONFIG_NETPOLL is not set - # CONFIG_NET_POLL_CONTROLLER is not set -+# CONFIG_VMXNET3 is not set - # CONFIG_ISDN is not set - # CONFIG_PHONE is not set - -@@ -935,6 +966,7 @@ - CONFIG_INPUT=y - CONFIG_INPUT_FF_MEMLESS=y - # CONFIG_INPUT_POLLDEV is not set -+# CONFIG_INPUT_SPARSEKMAP is not set - - # - # Userland interfaces -@@ -992,6 +1024,7 @@ - # CONFIG_SERIO_PCIPS2 is not set - CONFIG_SERIO_LIBPS2=y - # CONFIG_SERIO_RAW is not set -+# CONFIG_SERIO_ALTERA_PS2 is not set - # CONFIG_GAMEPORT is not set - - # -@@ -1022,6 +1055,7 @@ - CONFIG_SERIAL_CORE=y - CONFIG_SERIAL_CORE_CONSOLE=y - # CONFIG_SERIAL_JSM is not set -+# CONFIG_SERIAL_TIMBERDALE is not set - CONFIG_UNIX98_PTYS=y - # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set - CONFIG_LEGACY_PTYS=y -@@ -1069,6 +1103,7 @@ - # - # CONFIG_I2C_OCORES is not set - # CONFIG_I2C_SIMTEC is not set -+# CONFIG_I2C_XILINX is not set - - # - # External I2C/SMBus adapter drivers -@@ -1078,27 +1113,15 @@ - # CONFIG_I2C_TINY_USB is not set - - # --# Graphics adapter I2C/DDC channel drivers --# --# CONFIG_I2C_VOODOO3 is not set -- --# - # Other I2C/SMBus bus drivers - # - # CONFIG_I2C_ELEKTOR is not set - # CONFIG_I2C_PCA_ISA is not set - # CONFIG_I2C_PCA_PLATFORM is not set - # CONFIG_I2C_STUB is not set -- --# --# Miscellaneous I2C Chip support --# --# CONFIG_DS1682 is not set --# CONFIG_SENSORS_TSL2550 is not set - # CONFIG_I2C_DEBUG_CORE is not set - # CONFIG_I2C_DEBUG_ALGO is not set - # CONFIG_I2C_DEBUG_BUS is not set --# CONFIG_I2C_DEBUG_CHIP is not set - # CONFIG_SPI is not set - - # -@@ -1125,10 +1148,9 @@ - # CONFIG_HTC_PASIC3 is not set - # CONFIG_MFD_TMIO is not set - # CONFIG_MFD_WM8400 is not set --# CONFIG_MFD_WM831X is not set --# CONFIG_MFD_WM8350_I2C is not set -+# CONFIG_MFD_WM8994 is not set - # CONFIG_MFD_PCF50633 is not set --# CONFIG_AB3100_CORE is not set -+# CONFIG_LPC_SCH is not set - # CONFIG_REGULATOR is not set - # CONFIG_MEDIA_SUPPORT is not set - -@@ -1136,6 +1158,7 @@ - # Graphics support - # - CONFIG_VGA_ARB=y -+CONFIG_VGA_ARB_MAX_GPUS=16 - # CONFIG_DRM is not set - # CONFIG_VGASTATE is not set - CONFIG_VIDEO_OUTPUT_CONTROL=m -@@ -1271,6 +1294,7 @@ - # CONFIG_SND_OXYGEN is not set - # CONFIG_SND_CS4281 is not set - # CONFIG_SND_CS46XX is not set -+# CONFIG_SND_CS5535AUDIO is not set - # CONFIG_SND_CTXFI is not set - # CONFIG_SND_DARLA20 is not set - # CONFIG_SND_GINA20 is not set -@@ -1321,6 +1345,7 @@ - CONFIG_SND_MIPS=y - CONFIG_SND_USB=y - # CONFIG_SND_USB_AUDIO is not set -+# CONFIG_SND_USB_UA101 is not set - # CONFIG_SND_USB_CAIAQ is not set - # CONFIG_SND_SOC is not set - # CONFIG_SOUND_PRIME is not set -@@ -1358,7 +1383,6 @@ - CONFIG_USB_DEVICEFS=y - # CONFIG_USB_DEVICE_CLASS is not set - # CONFIG_USB_DYNAMIC_MINORS is not set --# CONFIG_USB_SUSPEND is not set - # CONFIG_USB_OTG is not set - CONFIG_USB_OTG_WHITELIST=y - # CONFIG_USB_OTG_BLACKLIST_HUB is not set -@@ -1440,7 +1464,6 @@ - # CONFIG_USB_RIO500 is not set - # CONFIG_USB_LEGOTOWER is not set - # CONFIG_USB_LCD is not set --# CONFIG_USB_BERRY_CHARGE is not set - # CONFIG_USB_LED is not set - # CONFIG_USB_CYPRESS_CY7C63 is not set - # CONFIG_USB_CYTHERM is not set -@@ -1453,7 +1476,6 @@ - # CONFIG_USB_IOWARRIOR is not set - # CONFIG_USB_TEST is not set - CONFIG_USB_ISIGHTFW=m --CONFIG_USB_VST=m - # CONFIG_USB_GADGET is not set - - # -@@ -1473,15 +1495,16 @@ - CONFIG_UIO_CIF=m - # CONFIG_UIO_PDRV is not set - # CONFIG_UIO_PDRV_GENIRQ is not set --# CONFIG_UIO_SMX is not set - # CONFIG_UIO_AEC is not set - # CONFIG_UIO_SERCOS3 is not set - # CONFIG_UIO_PCI_GENERIC is not set -+# CONFIG_UIO_NETX is not set - - # - # TI VLYNQ - # - # CONFIG_STAGING is not set -+CONFIG_MIPS_PLATFORM_DEVICES=y - - # - # File systems -@@ -1499,9 +1522,7 @@ - # CONFIG_EXT4_DEBUG is not set - CONFIG_FS_XIP=y - CONFIG_JBD=y --# CONFIG_JBD_DEBUG is not set - CONFIG_JBD2=m --# CONFIG_JBD2_DEBUG is not set - CONFIG_FS_MBCACHE=m - CONFIG_REISERFS_FS=m - # CONFIG_REISERFS_CHECK is not set -@@ -1522,8 +1543,8 @@ - # CONFIG_QUOTA is not set - CONFIG_AUTOFS_FS=y - CONFIG_AUTOFS4_FS=y --CONFIG_FUSE_FS=y --# CONFIG_CUSE is not set -+CONFIG_FUSE_FS=m -+CONFIG_CUSE=m - - # - # Caches -@@ -1572,6 +1593,7 @@ - # CONFIG_BFS_FS is not set - # CONFIG_EFS_FS is not set - # CONFIG_JFFS2_FS is not set -+# CONFIG_LOGFS is not set - # CONFIG_CRAMFS is not set - # CONFIG_SQUASHFS is not set - # CONFIG_VXFS_FS is not set -@@ -1605,6 +1627,7 @@ - CONFIG_SMB_FS=m - CONFIG_SMB_NLS_DEFAULT=y - CONFIG_SMB_NLS_REMOTE="cp936" -+# CONFIG_CEPH_FS is not set - CONFIG_CIFS=m - CONFIG_CIFS_STATS=y - CONFIG_CIFS_STATS2=y -@@ -1692,24 +1715,24 @@ - # CONFIG_MAGIC_SYSRQ is not set - # CONFIG_STRIP_ASM_SYMS is not set - # CONFIG_UNUSED_SYMBOLS is not set --CONFIG_DEBUG_FS=y -+# CONFIG_DEBUG_FS is not set - # CONFIG_HEADERS_CHECK is not set - # CONFIG_DEBUG_KERNEL is not set --CONFIG_STACKTRACE=y - # CONFIG_DEBUG_MEMORY_INIT is not set - # CONFIG_RCU_CPU_STALL_DETECTOR is not set - CONFIG_SYSCTL_SYSCALL_CHECK=y --CONFIG_NOP_TRACER=y -+CONFIG_HAVE_FUNCTION_TRACER=y -+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y -+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y -+CONFIG_HAVE_DYNAMIC_FTRACE=y -+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y - CONFIG_RING_BUFFER=y --CONFIG_EVENT_TRACING=y --CONFIG_CONTEXT_SWITCH_TRACER=y - CONFIG_RING_BUFFER_ALLOW_SWAP=y --CONFIG_TRACING=y - CONFIG_TRACING_SUPPORT=y - # CONFIG_FTRACE is not set --# CONFIG_DYNAMIC_DEBUG is not set - # CONFIG_SAMPLES is not set - CONFIG_HAVE_ARCH_KGDB=y -+# CONFIG_EARLY_PRINTK is not set - # CONFIG_CMDLINE_BOOL is not set - - # -@@ -1718,7 +1741,11 @@ - # CONFIG_KEYS is not set - # CONFIG_SECURITY is not set - # CONFIG_SECURITYFS is not set --CONFIG_SECURITY_FILE_CAPABILITIES=y -+# CONFIG_DEFAULT_SECURITY_SELINUX is not set -+# CONFIG_DEFAULT_SECURITY_SMACK is not set -+# CONFIG_DEFAULT_SECURITY_TOMOYO is not set -+CONFIG_DEFAULT_SECURITY_DAC=y -+CONFIG_DEFAULT_SECURITY="" - CONFIG_CRYPTO=y - - # -@@ -1819,7 +1846,7 @@ - # - CONFIG_CRYPTO_ANSI_CPRNG=m - # CONFIG_CRYPTO_HW is not set --CONFIG_BINARY_PRINTF=y -+# CONFIG_BINARY_PRINTF is not set - - # - # Library routines -diff -Nur linux-2.6.34.orig/arch/mips/configs/lemote2f_defconfig linux-loongson/arch/mips/configs/lemote2f_defconfig ---- linux-2.6.34.orig/arch/mips/configs/lemote2f_defconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/configs/lemote2f_defconfig 2010-05-27 18:12:28.612213391 +0200 -@@ -1,7 +1,7 @@ - # - # Automatically generated make config: don't edit --# Linux kernel version: 2.6.33-rc2 --# Mon Jan 4 13:41:09 2010 -+# Linux kernel version: 2.6.34-rc3 -+# Sun Apr 11 04:31:19 2010 - # - CONFIG_MIPS=y - -@@ -68,7 +68,7 @@ - CONFIG_SCHED_OMIT_FRAME_POINTER=y - CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y - CONFIG_DMA_NONCOHERENT=y --CONFIG_DMA_NEED_PCI_MAP_STATE=y -+CONFIG_NEED_DMA_MAP_STATE=y - CONFIG_SYS_HAS_EARLY_PRINTK=y - CONFIG_I8259=y - # CONFIG_NO_IOPORT is not set -@@ -132,6 +132,7 @@ - CONFIG_MIPS_MT_DISABLED=y - # CONFIG_MIPS_MT_SMP is not set - # CONFIG_MIPS_MT_SMTC is not set -+# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set - CONFIG_CPU_HAS_WB=y - CONFIG_CPU_HAS_SYNC=y - CONFIG_GENERIC_HARDIRQS=y -@@ -188,9 +189,11 @@ - CONFIG_HAVE_KERNEL_GZIP=y - CONFIG_HAVE_KERNEL_BZIP2=y - CONFIG_HAVE_KERNEL_LZMA=y -+CONFIG_HAVE_KERNEL_LZO=y - CONFIG_KERNEL_GZIP=y - # CONFIG_KERNEL_BZIP2 is not set - # CONFIG_KERNEL_LZMA is not set -+# CONFIG_KERNEL_LZO is not set - CONFIG_SWAP=y - CONFIG_SYSVIPC=y - CONFIG_SYSVIPC_SYSCTL=y -@@ -213,10 +216,8 @@ - CONFIG_IKCONFIG=y - CONFIG_IKCONFIG_PROC=y - CONFIG_LOG_BUF_SHIFT=15 --# CONFIG_GROUP_SCHED is not set - # CONFIG_CGROUPS is not set --CONFIG_SYSFS_DEPRECATED=y --CONFIG_SYSFS_DEPRECATED_V2=y -+# CONFIG_SYSFS_DEPRECATED_V2 is not set - # CONFIG_RELAY is not set - # CONFIG_NAMESPACES is not set - CONFIG_BLK_DEV_INITRD=y -@@ -224,6 +225,7 @@ - CONFIG_RD_GZIP=y - CONFIG_RD_BZIP2=y - CONFIG_RD_LZMA=y -+# CONFIG_RD_LZO is not set - # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set - CONFIG_SYSCTL=y - CONFIG_ANON_INODES=y -@@ -250,13 +252,12 @@ - # - CONFIG_VM_EVENT_COUNTERS=y - CONFIG_PCI_QUIRKS=y --CONFIG_SLUB_DEBUG=y -+# CONFIG_SLUB_DEBUG is not set - CONFIG_COMPAT_BRK=y - # CONFIG_SLAB is not set - CONFIG_SLUB=y - # CONFIG_SLOB is not set - CONFIG_PROFILING=y --CONFIG_TRACEPOINTS=y - CONFIG_OPROFILE=m - CONFIG_HAVE_OPROFILE=y - CONFIG_HAVE_SYSCALL_WRAPPERS=y -@@ -264,11 +265,8 @@ - # - # GCOV-based kernel profiling - # --# CONFIG_GCOV_KERNEL is not set - CONFIG_SLOW_WORK=y --# CONFIG_SLOW_WORK_DEBUG is not set - CONFIG_HAVE_GENERIC_DMA_COHERENT=y --CONFIG_SLABINFO=y - CONFIG_RT_MUTEXES=y - CONFIG_BASE_SMALL=0 - CONFIG_MODULES=y -@@ -330,7 +328,6 @@ - CONFIG_PCI=y - CONFIG_PCI_DOMAINS=y - # CONFIG_ARCH_SUPPORTS_MSI is not set --CONFIG_PCI_LEGACY=y - # CONFIG_PCI_STUB is not set - # CONFIG_PCI_IOV is not set - CONFIG_ISA=y -@@ -366,6 +363,7 @@ - CONFIG_HIBERNATION=y - CONFIG_PM_STD_PARTITION="/dev/hda3" - CONFIG_PM_RUNTIME=y -+CONFIG_PM_OPS=y - CONFIG_MIPS_EXTERNAL_TIMER=y - CONFIG_MIPS_CPUFREQ=y - -@@ -393,12 +391,12 @@ - # - CONFIG_LOONGSON2_CPUFREQ=m - CONFIG_NET=y -+CONFIG_COMPAT_NETLINK_MESSAGES=y - - # - # Networking options - # - CONFIG_PACKET=y --CONFIG_PACKET_MMAP=y - CONFIG_UNIX=y - CONFIG_XFRM=y - CONFIG_XFRM_USER=m -@@ -515,6 +513,7 @@ - # CONFIG_ATM is not set - CONFIG_STP=m - CONFIG_BRIDGE=m -+CONFIG_BRIDGE_IGMP_SNOOPING=y - # CONFIG_NET_DSA is not set - CONFIG_VLAN_8021Q=m - # CONFIG_VLAN_8021Q_GVRP is not set -@@ -584,7 +583,6 @@ - # Network testing - # - # CONFIG_NET_PKTGEN is not set --# CONFIG_NET_DROP_MONITOR is not set - # CONFIG_HAMRADIO is not set - # CONFIG_CAN is not set - # CONFIG_IRDA is not set -@@ -609,18 +607,20 @@ - CONFIG_BT_HCIBFUSB=m - CONFIG_BT_HCIVHCI=m - # CONFIG_BT_MRVL is not set -+# CONFIG_BT_ATH3K is not set - # CONFIG_AF_RXRPC is not set - CONFIG_FIB_RULES=y - CONFIG_WIRELESS=y -+CONFIG_WIRELESS_EXT=y - CONFIG_WEXT_CORE=y - CONFIG_WEXT_PROC=y -+CONFIG_WEXT_PRIV=y - CONFIG_CFG80211=m - # CONFIG_NL80211_TESTMODE is not set - # CONFIG_CFG80211_DEVELOPER_WARNINGS is not set - # CONFIG_CFG80211_REG_DEBUG is not set - CONFIG_CFG80211_DEFAULT_PS=y --# CONFIG_CFG80211_DEBUGFS is not set --# CONFIG_WIRELESS_OLD_REGULATORY is not set -+# CONFIG_CFG80211_INTERNAL_REGDB is not set - CONFIG_CFG80211_WEXT=y - CONFIG_WIRELESS_EXT_SYSFS=y - CONFIG_LIB80211=m -@@ -633,7 +633,6 @@ - CONFIG_MAC80211_RC_DEFAULT="minstrel" - # CONFIG_MAC80211_MESH is not set - CONFIG_MAC80211_LEDS=y --# CONFIG_MAC80211_DEBUGFS is not set - # CONFIG_MAC80211_DEBUG_MENU is not set - # CONFIG_WIMAX is not set - CONFIG_RFKILL=m -@@ -668,10 +667,6 @@ - # CONFIG_BLK_DEV_COW_COMMON is not set - CONFIG_BLK_DEV_LOOP=y - CONFIG_BLK_DEV_CRYPTOLOOP=m -- --# --# DRBD disabled because PROC_FS, INET or CONNECTOR not selected --# - # CONFIG_BLK_DEV_DRBD is not set - # CONFIG_BLK_DEV_NBD is not set - # CONFIG_BLK_DEV_SX8 is not set -@@ -758,6 +753,7 @@ - # - # SCSI device support - # -+CONFIG_SCSI_MOD=m - # CONFIG_RAID_ATTRS is not set - CONFIG_SCSI=m - CONFIG_SCSI_DMA=y -@@ -873,6 +869,7 @@ - # CONFIG_AMD8111_ETH is not set - # CONFIG_ADAPTEC_STARFIRE is not set - # CONFIG_AC3200 is not set -+# CONFIG_KSZ884X_PCI is not set - # CONFIG_APRICOT is not set - # CONFIG_B44 is not set - # CONFIG_FORCEDETH is not set -@@ -883,7 +880,7 @@ - # CONFIG_NATSEMI is not set - # CONFIG_NE2K_PCI is not set - # CONFIG_8139CP is not set --CONFIG_8139TOO=y -+CONFIG_8139TOO=m - # CONFIG_8139TOO_PIO is not set - # CONFIG_8139TOO_TUNE_TWISTER is not set - # CONFIG_8139TOO_8129 is not set -@@ -910,7 +907,7 @@ - # CONFIG_NS83820 is not set - # CONFIG_HAMACHI is not set - # CONFIG_YELLOWFIN is not set --CONFIG_R8169=y -+CONFIG_R8169=m - CONFIG_R8169_VLAN=y - # CONFIG_SIS190 is not set - # CONFIG_SKGE is not set -@@ -934,7 +931,7 @@ - # CONFIG_USB_ZD1201 is not set - # CONFIG_USB_NET_RNDIS_WLAN is not set - # CONFIG_RTL8180 is not set --# CONFIG_RTL8187 is not set -+CONFIG_RTL8187B=m - # CONFIG_ADM8211 is not set - # CONFIG_MAC80211_HWSIM is not set - # CONFIG_MWL8K is not set -@@ -969,6 +966,7 @@ - CONFIG_USB_NET_CDCETHER=m - CONFIG_USB_NET_CDC_EEM=m - # CONFIG_USB_NET_DM9601 is not set -+# CONFIG_USB_NET_SMSC75XX is not set - # CONFIG_USB_NET_SMSC95XX is not set - # CONFIG_USB_NET_GL620A is not set - CONFIG_USB_NET_NET1080=m -@@ -1006,24 +1004,24 @@ - CONFIG_INPUT=y - CONFIG_INPUT_FF_MEMLESS=m - CONFIG_INPUT_POLLDEV=m --# CONFIG_INPUT_SPARSEKMAP is not set -+CONFIG_INPUT_SPARSEKMAP=m - - # - # Userland interfaces - # --CONFIG_INPUT_MOUSEDEV=y -+CONFIG_INPUT_MOUSEDEV=m - CONFIG_INPUT_MOUSEDEV_PSAUX=y - CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 - CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 - # CONFIG_INPUT_JOYDEV is not set --CONFIG_INPUT_EVDEV=y -+CONFIG_INPUT_EVDEV=m - # CONFIG_INPUT_EVBUG is not set - - # - # Input Device Drivers - # - CONFIG_INPUT_KEYBOARD=y --CONFIG_KEYBOARD_ATKBD=y -+CONFIG_KEYBOARD_ATKBD=m - # CONFIG_KEYBOARD_LKKBD is not set - # CONFIG_KEYBOARD_NEWTON is not set - # CONFIG_KEYBOARD_OPENCORES is not set -@@ -1031,7 +1029,7 @@ - # CONFIG_KEYBOARD_SUNKBD is not set - # CONFIG_KEYBOARD_XTKBD is not set - CONFIG_INPUT_MOUSE=y --CONFIG_MOUSE_PS2=y -+CONFIG_MOUSE_PS2=m - # CONFIG_MOUSE_PS2_ALPS is not set - # CONFIG_MOUSE_PS2_LOGIPS2PP is not set - CONFIG_MOUSE_PS2_SYNAPTICS=y -@@ -1072,20 +1070,7 @@ - CONFIG_HW_CONSOLE=y - # CONFIG_VT_HW_CONSOLE_BINDING is not set - CONFIG_DEVKMEM=y --CONFIG_SERIAL_NONSTANDARD=y --# CONFIG_COMPUTONE is not set --# CONFIG_ROCKETPORT is not set --# CONFIG_CYCLADES is not set --# CONFIG_DIGIEPCA is not set --# CONFIG_MOXA_INTELLIO is not set --# CONFIG_MOXA_SMARTIO is not set --# CONFIG_ISI is not set --# CONFIG_SYNCLINKMP is not set --# CONFIG_SYNCLINK_GT is not set --# CONFIG_N_HDLC is not set --# CONFIG_RISCOM8 is not set --# CONFIG_SPECIALIX is not set --# CONFIG_STALDRV is not set -+# CONFIG_SERIAL_NONSTANDARD is not set - # CONFIG_NOZOMI is not set - - # -@@ -1111,6 +1096,7 @@ - # - CONFIG_SERIAL_CORE=m - # CONFIG_SERIAL_JSM is not set -+# CONFIG_SERIAL_TIMBERDALE is not set - CONFIG_UNIX98_PTYS=y - # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set - CONFIG_LEGACY_PTYS=y -@@ -1118,7 +1104,6 @@ - # CONFIG_IPMI_HANDLER is not set - CONFIG_HW_RANDOM=y - # CONFIG_HW_RANDOM_TIMERIOMEM is not set --CONFIG_RTC=y - # CONFIG_DTLK is not set - # CONFIG_R3964 is not set - # CONFIG_APPLICOM is not set -@@ -1133,7 +1118,10 @@ - # - # CONFIG_PPS is not set - # CONFIG_W1 is not set --# CONFIG_POWER_SUPPLY is not set -+CONFIG_POWER_SUPPLY=m -+# CONFIG_POWER_SUPPLY_DEBUG is not set -+# CONFIG_PDA_POWER is not set -+# CONFIG_BATTERY_DS2760 is not set - CONFIG_HWMON=y - # CONFIG_HWMON_VID is not set - # CONFIG_HWMON_DEBUG_CHIP is not set -@@ -1172,6 +1160,7 @@ - # CONFIG_MFD_SM501 is not set - # CONFIG_HTC_PASIC3 is not set - # CONFIG_MFD_TMIO is not set -+# CONFIG_LPC_SCH is not set - # CONFIG_REGULATOR is not set - CONFIG_MEDIA_SUPPORT=m - -@@ -1211,7 +1200,9 @@ - CONFIG_USB_M5602=m - CONFIG_USB_STV06XX=m - # CONFIG_USB_GL860 is not set -+# CONFIG_USB_GSPCA_BENQ is not set - CONFIG_USB_GSPCA_CONEX=m -+# CONFIG_USB_GSPCA_CPIA1 is not set - CONFIG_USB_GSPCA_ETOMS=m - CONFIG_USB_GSPCA_FINEPIX=m - # CONFIG_USB_GSPCA_JEILINJ is not set -@@ -1219,9 +1210,11 @@ - CONFIG_USB_GSPCA_MR97310A=m - CONFIG_USB_GSPCA_OV519=m - CONFIG_USB_GSPCA_OV534=m -+# CONFIG_USB_GSPCA_OV534_9 is not set - CONFIG_USB_GSPCA_PAC207=m - # CONFIG_USB_GSPCA_PAC7302 is not set - CONFIG_USB_GSPCA_PAC7311=m -+# CONFIG_USB_GSPCA_SN9C2028 is not set - CONFIG_USB_GSPCA_SN9C20X=m - CONFIG_USB_GSPCA_SN9C20X_EVDEV=y - CONFIG_USB_GSPCA_SONIXB=m -@@ -1264,6 +1257,7 @@ - # Graphics support - # - CONFIG_VGA_ARB=y -+CONFIG_VGA_ARB_MAX_GPUS=16 - # CONFIG_DRM is not set - # CONFIG_VGASTATE is not set - CONFIG_VIDEO_OUTPUT_CONTROL=y -@@ -1351,10 +1345,7 @@ - CONFIG_FONT_SUN8x16=y - CONFIG_FONT_SUN12x22=y - CONFIG_FONT_10x18=y --CONFIG_LOGO=y --# CONFIG_LOGO_LINUX_MONO is not set --# CONFIG_LOGO_LINUX_VGA16 is not set --CONFIG_LOGO_LINUX_CLUT224=y -+# CONFIG_LOGO is not set - CONFIG_SOUND=m - CONFIG_SOUND_OSS_CORE=y - CONFIG_SOUND_OSS_CORE_PRECLAIM=y -@@ -1372,7 +1363,6 @@ - CONFIG_SND_SEQUENCER_OSS=y - CONFIG_SND_HRTIMER=m - CONFIG_SND_SEQ_HRTIMER_DEFAULT=y --# CONFIG_SND_RTCTIMER is not set - # CONFIG_SND_DYNAMIC_MINORS is not set - CONFIG_SND_SUPPORT_OLD_API=y - CONFIG_SND_VERBOSE_PROCFS=y -@@ -1462,6 +1452,7 @@ - # CONFIG_SND_MIPS is not set - CONFIG_SND_USB=y - CONFIG_SND_USB_AUDIO=m -+# CONFIG_SND_USB_UA101 is not set - CONFIG_SND_USB_CAIAQ=m - CONFIG_SND_USB_CAIAQ_INPUT=y - # CONFIG_SND_SOC is not set -@@ -1481,6 +1472,7 @@ - # - # Special HID drivers - # -+# CONFIG_HID_3M_PCT is not set - CONFIG_HID_A4TECH=m - CONFIG_HID_APPLE=m - CONFIG_HID_BELKIN=m -@@ -1497,14 +1489,20 @@ - CONFIG_HID_LOGITECH=m - CONFIG_LOGITECH_FF=y - CONFIG_LOGIRUMBLEPAD2_FF=y -+# CONFIG_LOGIG940_FF is not set -+# CONFIG_HID_MAGICMOUSE is not set - CONFIG_HID_MICROSOFT=m -+# CONFIG_HID_MOSART is not set - CONFIG_HID_MONTEREY=m - CONFIG_HID_NTRIG=m -+# CONFIG_HID_ORTEK is not set - CONFIG_HID_PANTHERLORD=m - CONFIG_PANTHERLORD_FF=y - CONFIG_HID_PETALYNX=m -+# CONFIG_HID_QUANTA is not set - CONFIG_HID_SAMSUNG=m - CONFIG_HID_SONY=m -+# CONFIG_HID_STANTUM is not set - CONFIG_HID_SUNPLUS=m - CONFIG_HID_GREENASIA=m - CONFIG_GREENASIA_FF=y -@@ -1527,14 +1525,14 @@ - # - # Miscellaneous USB options - # --CONFIG_USB_DEVICEFS=y -+# CONFIG_USB_DEVICEFS is not set - # CONFIG_USB_DEVICE_CLASS is not set - CONFIG_USB_DYNAMIC_MINORS=y - CONFIG_USB_SUSPEND=y - # CONFIG_USB_OTG is not set - CONFIG_USB_OTG_WHITELIST=y - # CONFIG_USB_OTG_BLACKLIST_HUB is not set --CONFIG_USB_MON=y -+CONFIG_USB_MON=m - CONFIG_USB_WUSB=m - # CONFIG_USB_WUSB_CBAF is not set - -@@ -1633,6 +1631,7 @@ - # CONFIG_USB_SERIAL_NAVMAN is not set - # CONFIG_USB_SERIAL_PL2303 is not set - # CONFIG_USB_SERIAL_OTI6858 is not set -+# CONFIG_USB_SERIAL_QCAUX is not set - # CONFIG_USB_SERIAL_QUALCOMM is not set - # CONFIG_USB_SERIAL_SPCP8X5 is not set - # CONFIG_USB_SERIAL_HP4X is not set -@@ -1646,6 +1645,7 @@ - # CONFIG_USB_SERIAL_OPTION is not set - # CONFIG_USB_SERIAL_OMNINET is not set - # CONFIG_USB_SERIAL_OPTICON is not set -+# CONFIG_USB_SERIAL_VIVOPAY_SERIAL is not set - # CONFIG_USB_SERIAL_DEBUG is not set - - # -@@ -1658,7 +1658,6 @@ - # CONFIG_USB_RIO500 is not set - # CONFIG_USB_LEGOTOWER is not set - # CONFIG_USB_LCD is not set --# CONFIG_USB_BERRY_CHARGE is not set - CONFIG_USB_LED=m - # CONFIG_USB_CYPRESS_CY7C63 is not set - # CONFIG_USB_CYTHERM is not set -@@ -1671,10 +1670,8 @@ - # CONFIG_USB_IOWARRIOR is not set - # CONFIG_USB_TEST is not set - # CONFIG_USB_ISIGHTFW is not set --# CONFIG_USB_VST is not set - CONFIG_USB_GADGET=m - # CONFIG_USB_GADGET_DEBUG_FILES is not set --# CONFIG_USB_GADGET_DEBUG_FS is not set - CONFIG_USB_GADGET_VBUS_DRAW=2 - CONFIG_USB_GADGET_SELECTED=y - # CONFIG_USB_GADGET_AT91 is not set -@@ -1708,6 +1705,7 @@ - # CONFIG_USB_MIDI_GADGET is not set - # CONFIG_USB_G_PRINTER is not set - # CONFIG_USB_CDC_COMPOSITE is not set -+# CONFIG_USB_G_NOKIA is not set - # CONFIG_USB_G_MULTI is not set - - # -@@ -1735,8 +1733,6 @@ - # MMC/SD/SDIO Host Controller Drivers - # - # CONFIG_MMC_SDHCI is not set --# CONFIG_MMC_AT91 is not set --# CONFIG_MMC_ATMELMCI is not set - # CONFIG_MMC_TIFM_SD is not set - # CONFIG_MMC_CB710 is not set - # CONFIG_MMC_VIA_SDMMC is not set -@@ -1747,11 +1743,11 @@ - # - # LED drivers - # -+CONFIG_LEDS_TRIGGERS=y - - # - # LED Triggers - # --CONFIG_LEDS_TRIGGERS=y - # CONFIG_LEDS_TRIGGER_TIMER is not set - # CONFIG_LEDS_TRIGGER_IDE_DISK is not set - # CONFIG_LEDS_TRIGGER_HEARTBEAT is not set -@@ -1763,7 +1759,45 @@ - # - # CONFIG_ACCESSIBILITY is not set - # CONFIG_INFINIBAND is not set --# CONFIG_RTC_CLASS is not set -+CONFIG_RTC_LIB=y -+CONFIG_RTC_CLASS=y -+CONFIG_RTC_HCTOSYS=y -+CONFIG_RTC_HCTOSYS_DEVICE="rtc0" -+# CONFIG_RTC_DEBUG is not set -+ -+# -+# RTC interfaces -+# -+CONFIG_RTC_INTF_SYSFS=y -+CONFIG_RTC_INTF_PROC=y -+CONFIG_RTC_INTF_DEV=y -+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set -+# CONFIG_RTC_DRV_TEST is not set -+ -+# -+# SPI RTC drivers -+# -+ -+# -+# Platform RTC drivers -+# -+CONFIG_RTC_DRV_CMOS=y -+# CONFIG_RTC_DRV_DS1286 is not set -+# CONFIG_RTC_DRV_DS1511 is not set -+# CONFIG_RTC_DRV_DS1553 is not set -+# CONFIG_RTC_DRV_DS1742 is not set -+# CONFIG_RTC_DRV_STK17TA8 is not set -+# CONFIG_RTC_DRV_M48T86 is not set -+# CONFIG_RTC_DRV_M48T35 is not set -+# CONFIG_RTC_DRV_M48T59 is not set -+# CONFIG_RTC_DRV_MSM6242 is not set -+# CONFIG_RTC_DRV_BQ4802 is not set -+# CONFIG_RTC_DRV_RP5C01 is not set -+# CONFIG_RTC_DRV_V3020 is not set -+ -+# -+# on-CPU RTC drivers -+# - # CONFIG_DMADEVICES is not set - # CONFIG_AUXDISPLAY is not set - # CONFIG_UIO is not set -@@ -1776,14 +1810,15 @@ - # CONFIG_ET131X is not set - # CONFIG_USB_IP_COMMON is not set - # CONFIG_W35UND is not set -+# CONFIG_PRISM2_USB is not set - # CONFIG_ECHO is not set - # CONFIG_OTUS is not set - # CONFIG_COMEDI is not set - # CONFIG_ASUS_OLED is not set --# CONFIG_ALTERA_PCIE_CHDMA is not set - # CONFIG_R8187SE is not set -+# CONFIG_RTL8192SU is not set -+# CONFIG_RTL8192U is not set - # CONFIG_RTL8192E is not set --# CONFIG_INPUT_MIMIO is not set - # CONFIG_TRANZPORT is not set - - # -@@ -1795,8 +1830,6 @@ - # - # CONFIG_INPUT_GPIO is not set - # CONFIG_POHMELFS is not set --# CONFIG_B3DFG is not set --# CONFIG_PLAN9AUTH is not set - # CONFIG_LINE6_USB is not set - # CONFIG_USB_SERIAL_QUATECH2 is not set - # CONFIG_USB_SERIAL_QUATECH_USB2 is not set -@@ -1815,7 +1848,11 @@ - # CONFIG_STRIP is not set - # CONFIG_WAVELAN is not set - CONFIG_FB_SM7XX=y --# CONFIG_FB_SM7XX_ACCEL is not set -+# CONFIG_DT3155 is not set -+# CONFIG_CRYSTALHD is not set -+CONFIG_MIPS_PLATFORM_DEVICES=y -+CONFIG_LEMOTE_YEELOONG2F=m -+CONFIG_LEMOTE_LYNLOONG2F=m - - # - # File systems -@@ -1834,9 +1871,7 @@ - # CONFIG_EXT4_FS_SECURITY is not set - # CONFIG_EXT4_DEBUG is not set - CONFIG_JBD=y --# CONFIG_JBD_DEBUG is not set - CONFIG_JBD2=y --# CONFIG_JBD2_DEBUG is not set - CONFIG_FS_MBCACHE=y - CONFIG_REISERFS_FS=m - # CONFIG_REISERFS_CHECK is not set -@@ -1874,7 +1909,8 @@ - CONFIG_QUOTACTL=y - CONFIG_AUTOFS_FS=m - CONFIG_AUTOFS4_FS=m --# CONFIG_FUSE_FS is not set -+CONFIG_FUSE_FS=m -+CONFIG_CUSE=m - - # - # Caches -@@ -1929,6 +1965,7 @@ - # CONFIG_BEFS_FS is not set - # CONFIG_BFS_FS is not set - # CONFIG_EFS_FS is not set -+# CONFIG_LOGFS is not set - CONFIG_CRAMFS=m - CONFIG_SQUASHFS=m - CONFIG_SQUASHFS_EMBEDDED=y -@@ -1965,6 +2002,7 @@ - CONFIG_RPCSEC_GSS_KRB5=m - # CONFIG_RPCSEC_GSS_SPKM3 is not set - # CONFIG_SMB_FS is not set -+# CONFIG_CEPH_FS is not set - CONFIG_CIFS=m - # CONFIG_CIFS_STATS is not set - # CONFIG_CIFS_WEAK_PW_HASH is not set -@@ -2028,39 +2066,31 @@ - # Kernel hacking - # - CONFIG_TRACE_IRQFLAGS_SUPPORT=y --CONFIG_PRINTK_TIME=y -+# CONFIG_PRINTK_TIME is not set - CONFIG_ENABLE_WARN_DEPRECATED=y - CONFIG_ENABLE_MUST_CHECK=y - CONFIG_FRAME_WARN=1024 - # CONFIG_MAGIC_SYSRQ is not set - CONFIG_STRIP_ASM_SYMS=y - # CONFIG_UNUSED_SYMBOLS is not set --CONFIG_DEBUG_FS=y -+# CONFIG_DEBUG_FS is not set - # CONFIG_HEADERS_CHECK is not set - # CONFIG_DEBUG_KERNEL is not set --# CONFIG_SLUB_DEBUG_ON is not set --# CONFIG_SLUB_STATS is not set --CONFIG_STACKTRACE=y - # CONFIG_DEBUG_MEMORY_INIT is not set - # CONFIG_RCU_CPU_STALL_DETECTOR is not set - CONFIG_SYSCTL_SYSCALL_CHECK=y --CONFIG_NOP_TRACER=y - CONFIG_HAVE_FUNCTION_TRACER=y - CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y - CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y - CONFIG_HAVE_DYNAMIC_FTRACE=y - CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y - CONFIG_RING_BUFFER=y --CONFIG_EVENT_TRACING=y --CONFIG_CONTEXT_SWITCH_TRACER=y - CONFIG_RING_BUFFER_ALLOW_SWAP=y --CONFIG_TRACING=y - CONFIG_TRACING_SUPPORT=y - # CONFIG_FTRACE is not set --# CONFIG_DYNAMIC_DEBUG is not set - # CONFIG_SAMPLES is not set - CONFIG_HAVE_ARCH_KGDB=y --CONFIG_EARLY_PRINTK=y -+# CONFIG_EARLY_PRINTK is not set - # CONFIG_CMDLINE_BOOL is not set - - # -@@ -2183,7 +2213,7 @@ - CONFIG_CRYPTO_ANSI_CPRNG=m - CONFIG_CRYPTO_HW=y - # CONFIG_CRYPTO_DEV_HIFN_795X is not set --CONFIG_BINARY_PRINTF=y -+# CONFIG_BINARY_PRINTF is not set - - # - # Library routines -diff -Nur linux-2.6.34.orig/arch/mips/configs/lemote2f_minimal_defconfig linux-loongson/arch/mips/configs/lemote2f_minimal_defconfig ---- linux-2.6.34.orig/arch/mips/configs/lemote2f_minimal_defconfig 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/configs/lemote2f_minimal_defconfig 2010-05-27 18:12:28.612213391 +0200 -@@ -0,0 +1,1383 @@ -+# -+# Automatically generated make config: don't edit -+# Linux kernel version: 2.6.34-rc5 -+# Wed Apr 28 01:06:41 2010 -+# -+CONFIG_MIPS=y -+ -+# -+# Machine selection -+# -+# CONFIG_MACH_ALCHEMY is not set -+# CONFIG_AR7 is not set -+# CONFIG_BCM47XX is not set -+# CONFIG_BCM63XX is not set -+# CONFIG_MIPS_COBALT is not set -+# CONFIG_MACH_DECSTATION is not set -+# CONFIG_MACH_JAZZ is not set -+# CONFIG_LASAT is not set -+CONFIG_MACH_LOONGSON=y -+# CONFIG_MIPS_MALTA is not set -+# CONFIG_MIPS_SIM is not set -+# CONFIG_NEC_MARKEINS is not set -+# CONFIG_MACH_VR41XX is not set -+# CONFIG_NXP_STB220 is not set -+# CONFIG_NXP_STB225 is not set -+# CONFIG_PNX8550_JBS is not set -+# CONFIG_PNX8550_STB810 is not set -+# CONFIG_PMC_MSP is not set -+# CONFIG_PMC_YOSEMITE is not set -+# CONFIG_POWERTV is not set -+# CONFIG_SGI_IP22 is not set -+# CONFIG_SGI_IP27 is not set -+# CONFIG_SGI_IP28 is not set -+# CONFIG_SGI_IP32 is not set -+# CONFIG_SIBYTE_CRHINE is not set -+# CONFIG_SIBYTE_CARMEL is not set -+# CONFIG_SIBYTE_CRHONE is not set -+# CONFIG_SIBYTE_RHONE is not set -+# CONFIG_SIBYTE_SWARM is not set -+# CONFIG_SIBYTE_LITTLESUR is not set -+# CONFIG_SIBYTE_SENTOSA is not set -+# CONFIG_SIBYTE_BIGSUR is not set -+# CONFIG_SNI_RM is not set -+# CONFIG_MACH_TX39XX is not set -+# CONFIG_MACH_TX49XX is not set -+# CONFIG_MIKROTIK_RB532 is not set -+# CONFIG_WR_PPMC is not set -+# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set -+# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set -+# CONFIG_ALCHEMY_GPIO_INDIRECT is not set -+CONFIG_ARCH_SPARSEMEM_ENABLE=y -+# CONFIG_LEMOTE_FULOONG2E is not set -+CONFIG_LEMOTE_MACH2F=y -+CONFIG_CS5536=y -+# CONFIG_CS5536_MFGPT is not set -+CONFIG_LOONGSON_UART_BASE=y -+CONFIG_RWSEM_GENERIC_SPINLOCK=y -+# CONFIG_ARCH_HAS_ILOG2_U32 is not set -+# CONFIG_ARCH_HAS_ILOG2_U64 is not set -+CONFIG_ARCH_SUPPORTS_OPROFILE=y -+CONFIG_GENERIC_FIND_NEXT_BIT=y -+CONFIG_GENERIC_HWEIGHT=y -+CONFIG_GENERIC_CALIBRATE_DELAY=y -+CONFIG_GENERIC_CLOCKEVENTS=y -+CONFIG_GENERIC_TIME=y -+CONFIG_GENERIC_CMOS_UPDATE=y -+CONFIG_SCHED_OMIT_FRAME_POINTER=y -+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y -+CONFIG_CEVT_R4K_LIB=y -+CONFIG_CEVT_R4K=y -+CONFIG_CSRC_R4K_LIB=y -+CONFIG_CSRC_R4K=y -+CONFIG_DMA_NONCOHERENT=y -+CONFIG_NEED_DMA_MAP_STATE=y -+CONFIG_SYS_HAS_EARLY_PRINTK=y -+CONFIG_I8259=y -+# CONFIG_NO_IOPORT is not set -+CONFIG_GENERIC_ISA_DMA=y -+CONFIG_GENERIC_ISA_DMA_SUPPORT_BROKEN=y -+# CONFIG_CPU_BIG_ENDIAN is not set -+CONFIG_CPU_LITTLE_ENDIAN=y -+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y -+CONFIG_IRQ_CPU=y -+CONFIG_BOOT_ELF32=y -+CONFIG_MIPS_L1_CACHE_SHIFT=5 -+ -+# -+# CPU selection -+# -+# CONFIG_CPU_LOONGSON2E is not set -+CONFIG_CPU_LOONGSON2F=y -+# CONFIG_CPU_MIPS32_R1 is not set -+# CONFIG_CPU_MIPS32_R2 is not set -+# CONFIG_CPU_MIPS64_R1 is not set -+# CONFIG_CPU_MIPS64_R2 is not set -+# CONFIG_CPU_R3000 is not set -+# CONFIG_CPU_TX39XX is not set -+# CONFIG_CPU_VR41XX is not set -+# CONFIG_CPU_R4300 is not set -+# CONFIG_CPU_R4X00 is not set -+# CONFIG_CPU_TX49XX is not set -+# CONFIG_CPU_R5000 is not set -+# CONFIG_CPU_R5432 is not set -+# CONFIG_CPU_R5500 is not set -+# CONFIG_CPU_R6000 is not set -+# CONFIG_CPU_NEVADA is not set -+# CONFIG_CPU_R8000 is not set -+# CONFIG_CPU_R10000 is not set -+# CONFIG_CPU_RM7000 is not set -+# CONFIG_CPU_RM9000 is not set -+# CONFIG_CPU_SB1 is not set -+# CONFIG_CPU_CAVIUM_OCTEON is not set -+CONFIG_SYS_SUPPORTS_ZBOOT=y -+CONFIG_CPU_LOONGSON2=y -+CONFIG_SYS_HAS_CPU_LOONGSON2F=y -+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y -+CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y -+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y -+CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y -+CONFIG_CPU_SUPPORTS_CPUFREQ=y -+CONFIG_CPU_SUPPORTS_ADDRWINCFG=y -+CONFIG_CPU_SUPPORTS_UNCACHED_ACCELERATED=y -+ -+# -+# Kernel type -+# -+# CONFIG_32BIT is not set -+CONFIG_64BIT=y -+# CONFIG_PAGE_SIZE_4KB is not set -+# CONFIG_PAGE_SIZE_8KB is not set -+CONFIG_PAGE_SIZE_16KB=y -+# CONFIG_PAGE_SIZE_32KB is not set -+# CONFIG_PAGE_SIZE_64KB is not set -+CONFIG_BOARD_SCACHE=y -+CONFIG_MIPS_MT_DISABLED=y -+# CONFIG_MIPS_MT_SMP is not set -+# CONFIG_MIPS_MT_SMTC is not set -+# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set -+CONFIG_CPU_HAS_WB=y -+CONFIG_CPU_HAS_SYNC=y -+CONFIG_GENERIC_HARDIRQS=y -+CONFIG_GENERIC_IRQ_PROBE=y -+CONFIG_CPU_SUPPORTS_HIGHMEM=y -+CONFIG_SYS_SUPPORTS_HIGHMEM=y -+CONFIG_ARCH_POPULATES_NODE_MAP=y -+CONFIG_SELECT_MEMORY_MODEL=y -+# CONFIG_FLATMEM_MANUAL is not set -+# CONFIG_DISCONTIGMEM_MANUAL is not set -+CONFIG_SPARSEMEM_MANUAL=y -+CONFIG_SPARSEMEM=y -+CONFIG_HAVE_MEMORY_PRESENT=y -+CONFIG_SPARSEMEM_STATIC=y -+CONFIG_PAGEFLAGS_EXTENDED=y -+CONFIG_SPLIT_PTLOCK_CPUS=4 -+CONFIG_PHYS_ADDR_T_64BIT=y -+CONFIG_ZONE_DMA_FLAG=0 -+CONFIG_VIRT_TO_BUS=y -+# CONFIG_KSM is not set -+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 -+CONFIG_TICK_ONESHOT=y -+CONFIG_NO_HZ=y -+CONFIG_HIGH_RES_TIMERS=y -+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y -+CONFIG_CPU_SUPPORTS_HR_SCHED_CLOCK=y -+# CONFIG_HZ_48 is not set -+# CONFIG_HZ_100 is not set -+# CONFIG_HZ_128 is not set -+CONFIG_HZ_250=y -+# CONFIG_HZ_256 is not set -+# CONFIG_HZ_1000 is not set -+# CONFIG_HZ_1024 is not set -+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y -+CONFIG_HZ=250 -+# CONFIG_PREEMPT_NONE is not set -+# CONFIG_PREEMPT_VOLUNTARY is not set -+CONFIG_PREEMPT=y -+CONFIG_KEXEC=y -+# CONFIG_SECCOMP is not set -+CONFIG_LOCKDEP_SUPPORT=y -+CONFIG_STACKTRACE_SUPPORT=y -+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" -+CONFIG_CONSTRUCTORS=y -+ -+# -+# General setup -+# -+CONFIG_EXPERIMENTAL=y -+CONFIG_BROKEN_ON_SMP=y -+CONFIG_LOCK_KERNEL=y -+CONFIG_INIT_ENV_ARG_LIMIT=32 -+CONFIG_LOCALVERSION="" -+# CONFIG_LOCALVERSION_AUTO is not set -+CONFIG_HAVE_KERNEL_GZIP=y -+CONFIG_HAVE_KERNEL_BZIP2=y -+CONFIG_HAVE_KERNEL_LZMA=y -+CONFIG_HAVE_KERNEL_LZO=y -+CONFIG_KERNEL_GZIP=y -+# CONFIG_KERNEL_BZIP2 is not set -+# CONFIG_KERNEL_LZMA is not set -+# CONFIG_KERNEL_LZO is not set -+CONFIG_SWAP=y -+CONFIG_SYSVIPC=y -+CONFIG_SYSVIPC_SYSCTL=y -+# CONFIG_POSIX_MQUEUE is not set -+CONFIG_BSD_PROCESS_ACCT=y -+CONFIG_BSD_PROCESS_ACCT_V3=y -+# CONFIG_TASKSTATS is not set -+CONFIG_AUDIT=y -+ -+# -+# RCU Subsystem -+# -+CONFIG_TREE_RCU=y -+# CONFIG_TREE_PREEMPT_RCU is not set -+# CONFIG_TINY_RCU is not set -+# CONFIG_RCU_TRACE is not set -+CONFIG_RCU_FANOUT=64 -+# CONFIG_RCU_FANOUT_EXACT is not set -+# CONFIG_TREE_RCU_TRACE is not set -+CONFIG_IKCONFIG=y -+CONFIG_IKCONFIG_PROC=y -+CONFIG_LOG_BUF_SHIFT=15 -+# CONFIG_CGROUPS is not set -+CONFIG_SYSFS_DEPRECATED=y -+CONFIG_SYSFS_DEPRECATED_V2=y -+# CONFIG_RELAY is not set -+# CONFIG_NAMESPACES is not set -+CONFIG_BLK_DEV_INITRD=y -+CONFIG_INITRAMFS_SOURCE="" -+CONFIG_RD_GZIP=y -+CONFIG_RD_BZIP2=y -+CONFIG_RD_LZMA=y -+CONFIG_RD_LZO=y -+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -+CONFIG_SYSCTL=y -+CONFIG_ANON_INODES=y -+CONFIG_EMBEDDED=y -+CONFIG_SYSCTL_SYSCALL=y -+CONFIG_KALLSYMS=y -+# CONFIG_KALLSYMS_EXTRA_PASS is not set -+CONFIG_HOTPLUG=y -+CONFIG_PRINTK=y -+CONFIG_BUG=y -+CONFIG_ELF_CORE=y -+CONFIG_PCSPKR_PLATFORM=y -+CONFIG_BASE_FULL=y -+CONFIG_FUTEX=y -+CONFIG_EPOLL=y -+CONFIG_SIGNALFD=y -+CONFIG_TIMERFD=y -+CONFIG_EVENTFD=y -+CONFIG_SHMEM=y -+CONFIG_AIO=y -+ -+# -+# Kernel Performance Events And Counters -+# -+CONFIG_VM_EVENT_COUNTERS=y -+CONFIG_PCI_QUIRKS=y -+CONFIG_SLUB_DEBUG=y -+CONFIG_COMPAT_BRK=y -+# CONFIG_SLAB is not set -+CONFIG_SLUB=y -+# CONFIG_SLOB is not set -+CONFIG_PROFILING=y -+# CONFIG_OPROFILE is not set -+CONFIG_HAVE_OPROFILE=y -+CONFIG_HAVE_SYSCALL_WRAPPERS=y -+ -+# -+# GCOV-based kernel profiling -+# -+# CONFIG_SLOW_WORK is not set -+CONFIG_HAVE_GENERIC_DMA_COHERENT=y -+CONFIG_SLABINFO=y -+CONFIG_RT_MUTEXES=y -+CONFIG_BASE_SMALL=0 -+# CONFIG_MODULES is not set -+CONFIG_BLOCK=y -+# CONFIG_BLK_DEV_BSG is not set -+# CONFIG_BLK_DEV_INTEGRITY is not set -+CONFIG_BLOCK_COMPAT=y -+ -+# -+# IO Schedulers -+# -+CONFIG_IOSCHED_NOOP=y -+# CONFIG_IOSCHED_DEADLINE is not set -+# CONFIG_IOSCHED_CFQ is not set -+# CONFIG_DEFAULT_DEADLINE is not set -+# CONFIG_DEFAULT_CFQ is not set -+CONFIG_DEFAULT_NOOP=y -+CONFIG_DEFAULT_IOSCHED="noop" -+# CONFIG_INLINE_SPIN_TRYLOCK is not set -+# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set -+# CONFIG_INLINE_SPIN_LOCK is not set -+# CONFIG_INLINE_SPIN_LOCK_BH is not set -+# CONFIG_INLINE_SPIN_LOCK_IRQ is not set -+# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set -+# CONFIG_INLINE_SPIN_UNLOCK is not set -+# CONFIG_INLINE_SPIN_UNLOCK_BH is not set -+# CONFIG_INLINE_SPIN_UNLOCK_IRQ is not set -+# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set -+# CONFIG_INLINE_READ_TRYLOCK is not set -+# CONFIG_INLINE_READ_LOCK is not set -+# CONFIG_INLINE_READ_LOCK_BH is not set -+# CONFIG_INLINE_READ_LOCK_IRQ is not set -+# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set -+# CONFIG_INLINE_READ_UNLOCK is not set -+# CONFIG_INLINE_READ_UNLOCK_BH is not set -+# CONFIG_INLINE_READ_UNLOCK_IRQ is not set -+# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set -+# CONFIG_INLINE_WRITE_TRYLOCK is not set -+# CONFIG_INLINE_WRITE_LOCK is not set -+# CONFIG_INLINE_WRITE_LOCK_BH is not set -+# CONFIG_INLINE_WRITE_LOCK_IRQ is not set -+# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set -+# CONFIG_INLINE_WRITE_UNLOCK is not set -+# CONFIG_INLINE_WRITE_UNLOCK_BH is not set -+# CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set -+# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set -+# CONFIG_MUTEX_SPIN_ON_OWNER is not set -+# CONFIG_FREEZER is not set -+ -+# -+# Bus options (PCI, PCMCIA, EISA, ISA, TC) -+# -+CONFIG_HW_HAS_PCI=y -+CONFIG_PCI=y -+CONFIG_PCI_DOMAINS=y -+# CONFIG_ARCH_SUPPORTS_MSI is not set -+# CONFIG_PCI_STUB is not set -+# CONFIG_PCI_IOV is not set -+CONFIG_ISA=y -+CONFIG_MMU=y -+# CONFIG_PCCARD is not set -+# CONFIG_HOTPLUG_PCI is not set -+ -+# -+# Executable file formats -+# -+CONFIG_BINFMT_ELF=y -+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set -+# CONFIG_HAVE_AOUT is not set -+# CONFIG_BINFMT_MISC is not set -+CONFIG_MIPS32_COMPAT=y -+CONFIG_COMPAT=y -+CONFIG_SYSVIPC_COMPAT=y -+CONFIG_MIPS32_O32=y -+CONFIG_MIPS32_N32=y -+CONFIG_BINFMT_ELF32=y -+ -+# -+# Power management options -+# -+CONFIG_ARCH_HIBERNATION_POSSIBLE=y -+CONFIG_ARCH_SUSPEND_POSSIBLE=y -+# CONFIG_PM is not set -+CONFIG_NET=y -+ -+# -+# Networking options -+# -+CONFIG_PACKET=y -+CONFIG_UNIX=y -+# CONFIG_NET_KEY is not set -+CONFIG_INET=y -+# CONFIG_IP_MULTICAST is not set -+# CONFIG_IP_ADVANCED_ROUTER is not set -+CONFIG_IP_FIB_HASH=y -+# CONFIG_IP_PNP is not set -+# CONFIG_NET_IPIP is not set -+# CONFIG_NET_IPGRE is not set -+# CONFIG_ARPD is not set -+# CONFIG_SYN_COOKIES is not set -+# CONFIG_INET_AH is not set -+# CONFIG_INET_ESP is not set -+# CONFIG_INET_IPCOMP is not set -+# CONFIG_INET_XFRM_TUNNEL is not set -+# CONFIG_INET_TUNNEL is not set -+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set -+# CONFIG_INET_XFRM_MODE_TUNNEL is not set -+# CONFIG_INET_XFRM_MODE_BEET is not set -+# CONFIG_INET_LRO is not set -+# CONFIG_INET_DIAG is not set -+# CONFIG_TCP_CONG_ADVANCED is not set -+CONFIG_TCP_CONG_CUBIC=y -+CONFIG_DEFAULT_TCP_CONG="cubic" -+# CONFIG_TCP_MD5SIG is not set -+# CONFIG_IPV6 is not set -+# CONFIG_NETWORK_SECMARK is not set -+# CONFIG_NETFILTER is not set -+# CONFIG_IP_DCCP is not set -+# CONFIG_IP_SCTP is not set -+# CONFIG_RDS is not set -+# CONFIG_TIPC is not set -+# CONFIG_ATM is not set -+# CONFIG_BRIDGE is not set -+# CONFIG_NET_DSA is not set -+# CONFIG_VLAN_8021Q is not set -+# CONFIG_DECNET is not set -+# CONFIG_LLC2 is not set -+# CONFIG_IPX is not set -+# CONFIG_ATALK is not set -+# CONFIG_X25 is not set -+# CONFIG_LAPB is not set -+# CONFIG_ECONET is not set -+# CONFIG_WAN_ROUTER is not set -+# CONFIG_PHONET is not set -+# CONFIG_IEEE802154 is not set -+# CONFIG_NET_SCHED is not set -+# CONFIG_DCB is not set -+ -+# -+# Network testing -+# -+# CONFIG_NET_PKTGEN is not set -+# CONFIG_HAMRADIO is not set -+# CONFIG_CAN is not set -+# CONFIG_IRDA is not set -+# CONFIG_BT is not set -+# CONFIG_AF_RXRPC is not set -+# CONFIG_WIRELESS is not set -+# CONFIG_WIMAX is not set -+# CONFIG_RFKILL is not set -+# CONFIG_NET_9P is not set -+ -+# -+# Device Drivers -+# -+ -+# -+# Generic Driver Options -+# -+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -+# CONFIG_DEVTMPFS is not set -+CONFIG_STANDALONE=y -+CONFIG_PREVENT_FIRMWARE_BUILD=y -+CONFIG_FW_LOADER=y -+CONFIG_FIRMWARE_IN_KERNEL=y -+CONFIG_EXTRA_FIRMWARE="" -+# CONFIG_SYS_HYPERVISOR is not set -+# CONFIG_CONNECTOR is not set -+# CONFIG_MTD is not set -+# CONFIG_PARPORT is not set -+# CONFIG_PNP is not set -+CONFIG_BLK_DEV=y -+# CONFIG_BLK_CPQ_DA is not set -+# CONFIG_BLK_CPQ_CISS_DA is not set -+# CONFIG_BLK_DEV_DAC960 is not set -+# CONFIG_BLK_DEV_UMEM is not set -+# CONFIG_BLK_DEV_COW_COMMON is not set -+CONFIG_BLK_DEV_LOOP=y -+# CONFIG_BLK_DEV_CRYPTOLOOP is not set -+ -+# -+# DRBD disabled because PROC_FS, INET or CONNECTOR not selected -+# -+# CONFIG_BLK_DEV_NBD is not set -+# CONFIG_BLK_DEV_SX8 is not set -+# CONFIG_BLK_DEV_UB is not set -+CONFIG_BLK_DEV_RAM=y -+CONFIG_BLK_DEV_RAM_COUNT=16 -+CONFIG_BLK_DEV_RAM_SIZE=8192 -+# CONFIG_BLK_DEV_XIP is not set -+# CONFIG_CDROM_PKTCDVD is not set -+# CONFIG_ATA_OVER_ETH is not set -+# CONFIG_BLK_DEV_HD is not set -+# CONFIG_MISC_DEVICES is not set -+CONFIG_HAVE_IDE=y -+CONFIG_IDE=y -+ -+# -+# Please see Documentation/ide/ide.txt for help/info on IDE drives -+# -+CONFIG_IDE_XFER_MODE=y -+CONFIG_IDE_TIMINGS=y -+# CONFIG_BLK_DEV_IDE_SATA is not set -+CONFIG_IDE_GD=y -+CONFIG_IDE_GD_ATA=y -+# CONFIG_IDE_GD_ATAPI is not set -+# CONFIG_BLK_DEV_IDECD is not set -+# CONFIG_BLK_DEV_IDETAPE is not set -+# CONFIG_IDE_TASK_IOCTL is not set -+# CONFIG_IDE_PROC_FS is not set -+ -+# -+# IDE chipset support/bugfixes -+# -+# CONFIG_IDE_GENERIC is not set -+# CONFIG_BLK_DEV_PLATFORM is not set -+CONFIG_BLK_DEV_IDEDMA_SFF=y -+ -+# -+# PCI IDE chipsets support -+# -+CONFIG_BLK_DEV_IDEPCI=y -+# CONFIG_IDEPCI_PCIBUS_ORDER is not set -+# CONFIG_BLK_DEV_GENERIC is not set -+# CONFIG_BLK_DEV_OPTI621 is not set -+CONFIG_BLK_DEV_IDEDMA_PCI=y -+# CONFIG_BLK_DEV_AEC62XX is not set -+# CONFIG_BLK_DEV_ALI15X3 is not set -+CONFIG_BLK_DEV_AMD74XX=y -+# CONFIG_BLK_DEV_CMD64X is not set -+# CONFIG_BLK_DEV_TRIFLEX is not set -+# CONFIG_BLK_DEV_CS5520 is not set -+# CONFIG_BLK_DEV_CS5530 is not set -+# CONFIG_BLK_DEV_HPT366 is not set -+# CONFIG_BLK_DEV_JMICRON is not set -+# CONFIG_BLK_DEV_SC1200 is not set -+# CONFIG_BLK_DEV_PIIX is not set -+# CONFIG_BLK_DEV_IT8172 is not set -+# CONFIG_BLK_DEV_IT8213 is not set -+# CONFIG_BLK_DEV_IT821X is not set -+# CONFIG_BLK_DEV_NS87415 is not set -+# CONFIG_BLK_DEV_PDC202XX_OLD is not set -+# CONFIG_BLK_DEV_PDC202XX_NEW is not set -+# CONFIG_BLK_DEV_SVWKS is not set -+# CONFIG_BLK_DEV_SIIMAGE is not set -+# CONFIG_BLK_DEV_SLC90E66 is not set -+# CONFIG_BLK_DEV_TRM290 is not set -+# CONFIG_BLK_DEV_VIA82CXXX is not set -+# CONFIG_BLK_DEV_TC86C001 is not set -+ -+# -+# Other IDE chipsets support -+# -+ -+# -+# Note: most of these also require special kernel boot parameters -+# -+# CONFIG_BLK_DEV_4DRIVES is not set -+# CONFIG_BLK_DEV_ALI14XX is not set -+# CONFIG_BLK_DEV_DTC2278 is not set -+# CONFIG_BLK_DEV_HT6560B is not set -+# CONFIG_BLK_DEV_QD65XX is not set -+# CONFIG_BLK_DEV_UMC8672 is not set -+CONFIG_BLK_DEV_IDEDMA=y -+ -+# -+# SCSI device support -+# -+CONFIG_SCSI_MOD=y -+# CONFIG_RAID_ATTRS is not set -+CONFIG_SCSI=y -+CONFIG_SCSI_DMA=y -+# CONFIG_SCSI_TGT is not set -+# CONFIG_SCSI_NETLINK is not set -+# CONFIG_SCSI_PROC_FS is not set -+ -+# -+# SCSI support type (disk, tape, CD-ROM) -+# -+CONFIG_BLK_DEV_SD=y -+# CONFIG_CHR_DEV_ST is not set -+# CONFIG_CHR_DEV_OSST is not set -+# CONFIG_BLK_DEV_SR is not set -+# CONFIG_CHR_DEV_SG is not set -+# CONFIG_CHR_DEV_SCH is not set -+# CONFIG_SCSI_MULTI_LUN is not set -+# CONFIG_SCSI_CONSTANTS is not set -+# CONFIG_SCSI_LOGGING is not set -+# CONFIG_SCSI_SCAN_ASYNC is not set -+ -+# -+# SCSI Transports -+# -+# CONFIG_SCSI_SPI_ATTRS is not set -+# CONFIG_SCSI_FC_ATTRS is not set -+# CONFIG_SCSI_ISCSI_ATTRS is not set -+# CONFIG_SCSI_SAS_LIBSAS is not set -+# CONFIG_SCSI_SRP_ATTRS is not set -+# CONFIG_SCSI_LOWLEVEL is not set -+# CONFIG_SCSI_DH is not set -+# CONFIG_SCSI_OSD_INITIATOR is not set -+# CONFIG_ATA is not set -+# CONFIG_MD is not set -+# CONFIG_FUSION is not set -+ -+# -+# IEEE 1394 (FireWire) support -+# -+ -+# -+# You can enable one or both FireWire driver stacks. -+# -+ -+# -+# The newer stack is recommended. -+# -+# CONFIG_FIREWIRE is not set -+# CONFIG_IEEE1394 is not set -+# CONFIG_I2O is not set -+CONFIG_NETDEVICES=y -+# CONFIG_DUMMY is not set -+# CONFIG_BONDING is not set -+# CONFIG_MACVLAN is not set -+# CONFIG_EQUALIZER is not set -+# CONFIG_TUN is not set -+# CONFIG_VETH is not set -+# CONFIG_ARCNET is not set -+# CONFIG_PHYLIB is not set -+CONFIG_NET_ETHERNET=y -+CONFIG_MII=y -+# CONFIG_AX88796 is not set -+# CONFIG_HAPPYMEAL is not set -+# CONFIG_SUNGEM is not set -+# CONFIG_CASSINI is not set -+# CONFIG_NET_VENDOR_3COM is not set -+# CONFIG_NET_VENDOR_SMC is not set -+# CONFIG_SMC91X is not set -+# CONFIG_DM9000 is not set -+# CONFIG_ETHOC is not set -+# CONFIG_SMSC911X is not set -+# CONFIG_NET_VENDOR_RACAL is not set -+# CONFIG_DNET is not set -+# CONFIG_NET_TULIP is not set -+# CONFIG_AT1700 is not set -+# CONFIG_DEPCA is not set -+# CONFIG_HP100 is not set -+# CONFIG_NET_ISA is not set -+# CONFIG_IBM_NEW_EMAC_ZMII is not set -+# CONFIG_IBM_NEW_EMAC_RGMII is not set -+# CONFIG_IBM_NEW_EMAC_TAH is not set -+# CONFIG_IBM_NEW_EMAC_EMAC4 is not set -+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set -+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set -+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set -+CONFIG_NET_PCI=y -+# CONFIG_PCNET32 is not set -+# CONFIG_AMD8111_ETH is not set -+# CONFIG_ADAPTEC_STARFIRE is not set -+# CONFIG_AC3200 is not set -+# CONFIG_KSZ884X_PCI is not set -+# CONFIG_APRICOT is not set -+# CONFIG_B44 is not set -+# CONFIG_FORCEDETH is not set -+# CONFIG_CS89x0 is not set -+# CONFIG_TC35815 is not set -+# CONFIG_E100 is not set -+# CONFIG_FEALNX is not set -+# CONFIG_NATSEMI is not set -+# CONFIG_NE2K_PCI is not set -+# CONFIG_8139CP is not set -+CONFIG_8139TOO=y -+CONFIG_8139TOO_PIO=y -+# CONFIG_8139TOO_TUNE_TWISTER is not set -+# CONFIG_8139TOO_8129 is not set -+# CONFIG_8139_OLD_RX_RESET is not set -+# CONFIG_R6040 is not set -+# CONFIG_SIS900 is not set -+# CONFIG_EPIC100 is not set -+# CONFIG_SMSC9420 is not set -+# CONFIG_SUNDANCE is not set -+# CONFIG_TLAN is not set -+# CONFIG_KS8842 is not set -+# CONFIG_KS8851_MLL is not set -+# CONFIG_VIA_RHINE is not set -+# CONFIG_SC92031 is not set -+# CONFIG_ATL2 is not set -+CONFIG_NETDEV_1000=y -+# CONFIG_ACENIC is not set -+# CONFIG_DL2K is not set -+# CONFIG_E1000 is not set -+# CONFIG_E1000E is not set -+# CONFIG_IP1000 is not set -+# CONFIG_IGB is not set -+# CONFIG_IGBVF is not set -+# CONFIG_NS83820 is not set -+# CONFIG_HAMACHI is not set -+# CONFIG_YELLOWFIN is not set -+CONFIG_R8169=y -+# CONFIG_SIS190 is not set -+# CONFIG_SKGE is not set -+# CONFIG_SKY2 is not set -+# CONFIG_VIA_VELOCITY is not set -+# CONFIG_TIGON3 is not set -+# CONFIG_BNX2 is not set -+# CONFIG_CNIC is not set -+# CONFIG_QLA3XXX is not set -+# CONFIG_ATL1 is not set -+# CONFIG_ATL1E is not set -+# CONFIG_ATL1C is not set -+# CONFIG_JME is not set -+# CONFIG_NETDEV_10000 is not set -+# CONFIG_TR is not set -+# CONFIG_WLAN is not set -+ -+# -+# Enable WiMAX (Networking options) to see the WiMAX drivers -+# -+ -+# -+# USB Network Adapters -+# -+# CONFIG_USB_CATC is not set -+# CONFIG_USB_KAWETH is not set -+# CONFIG_USB_PEGASUS is not set -+# CONFIG_USB_RTL8150 is not set -+# CONFIG_USB_USBNET is not set -+# CONFIG_USB_IPHETH is not set -+# CONFIG_WAN is not set -+# CONFIG_FDDI is not set -+# CONFIG_HIPPI is not set -+# CONFIG_PPP is not set -+# CONFIG_SLIP is not set -+# CONFIG_NET_FC is not set -+# CONFIG_NETCONSOLE is not set -+# CONFIG_NETPOLL is not set -+# CONFIG_NET_POLL_CONTROLLER is not set -+# CONFIG_VMXNET3 is not set -+# CONFIG_ISDN is not set -+# CONFIG_PHONE is not set -+ -+# -+# Input device support -+# -+CONFIG_INPUT=y -+CONFIG_INPUT_FF_MEMLESS=y -+# CONFIG_INPUT_POLLDEV is not set -+# CONFIG_INPUT_SPARSEKMAP is not set -+ -+# -+# Userland interfaces -+# -+CONFIG_INPUT_MOUSEDEV=y -+CONFIG_INPUT_MOUSEDEV_PSAUX=y -+CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 -+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 -+# CONFIG_INPUT_JOYDEV is not set -+# CONFIG_INPUT_EVDEV is not set -+# CONFIG_INPUT_EVBUG is not set -+ -+# -+# Input Device Drivers -+# -+CONFIG_INPUT_KEYBOARD=y -+CONFIG_KEYBOARD_ATKBD=y -+# CONFIG_KEYBOARD_LKKBD is not set -+# CONFIG_KEYBOARD_NEWTON is not set -+# CONFIG_KEYBOARD_OPENCORES is not set -+# CONFIG_KEYBOARD_STOWAWAY is not set -+# CONFIG_KEYBOARD_SUNKBD is not set -+# CONFIG_KEYBOARD_XTKBD is not set -+CONFIG_INPUT_MOUSE=y -+CONFIG_MOUSE_PS2=y -+# CONFIG_MOUSE_PS2_ALPS is not set -+# CONFIG_MOUSE_PS2_LOGIPS2PP is not set -+CONFIG_MOUSE_PS2_SYNAPTICS=y -+# CONFIG_MOUSE_PS2_TRACKPOINT is not set -+# CONFIG_MOUSE_PS2_ELANTECH is not set -+# CONFIG_MOUSE_PS2_SENTELIC is not set -+# CONFIG_MOUSE_PS2_TOUCHKIT is not set -+# CONFIG_MOUSE_SERIAL is not set -+# CONFIG_MOUSE_APPLETOUCH is not set -+# CONFIG_MOUSE_BCM5974 is not set -+# CONFIG_MOUSE_INPORT is not set -+# CONFIG_MOUSE_LOGIBM is not set -+# CONFIG_MOUSE_PC110PAD is not set -+# CONFIG_MOUSE_VSXXXAA is not set -+# CONFIG_INPUT_JOYSTICK is not set -+# CONFIG_INPUT_TABLET is not set -+# CONFIG_INPUT_TOUCHSCREEN is not set -+# CONFIG_INPUT_MISC is not set -+ -+# -+# Hardware I/O ports -+# -+CONFIG_SERIO=y -+CONFIG_SERIO_I8042=y -+# CONFIG_SERIO_SERPORT is not set -+# CONFIG_SERIO_PCIPS2 is not set -+CONFIG_SERIO_LIBPS2=y -+# CONFIG_SERIO_RAW is not set -+# CONFIG_SERIO_ALTERA_PS2 is not set -+# CONFIG_GAMEPORT is not set -+ -+# -+# Character devices -+# -+CONFIG_VT=y -+CONFIG_CONSOLE_TRANSLATIONS=y -+CONFIG_VT_CONSOLE=y -+CONFIG_HW_CONSOLE=y -+# CONFIG_VT_HW_CONSOLE_BINDING is not set -+# CONFIG_DEVKMEM is not set -+# CONFIG_SERIAL_NONSTANDARD is not set -+# CONFIG_NOZOMI is not set -+ -+# -+# Serial drivers -+# -+CONFIG_SERIAL_8250=y -+CONFIG_SERIAL_8250_CONSOLE=y -+# CONFIG_SERIAL_8250_PCI is not set -+CONFIG_SERIAL_8250_NR_UARTS=4 -+CONFIG_SERIAL_8250_RUNTIME_UARTS=4 -+# CONFIG_SERIAL_8250_EXTENDED is not set -+ -+# -+# Non-8250 serial port support -+# -+CONFIG_SERIAL_CORE=y -+CONFIG_SERIAL_CORE_CONSOLE=y -+# CONFIG_SERIAL_JSM is not set -+# CONFIG_SERIAL_TIMBERDALE is not set -+CONFIG_UNIX98_PTYS=y -+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set -+CONFIG_LEGACY_PTYS=y -+CONFIG_LEGACY_PTY_COUNT=16 -+# CONFIG_IPMI_HANDLER is not set -+# CONFIG_HW_RANDOM is not set -+# CONFIG_DTLK is not set -+# CONFIG_R3964 is not set -+# CONFIG_APPLICOM is not set -+# CONFIG_RAW_DRIVER is not set -+# CONFIG_TCG_TPM is not set -+CONFIG_DEVPORT=y -+# CONFIG_I2C is not set -+# CONFIG_SPI is not set -+ -+# -+# PPS support -+# -+# CONFIG_PPS is not set -+# CONFIG_W1 is not set -+# CONFIG_POWER_SUPPLY is not set -+# CONFIG_HWMON is not set -+# CONFIG_THERMAL is not set -+# CONFIG_WATCHDOG is not set -+CONFIG_SSB_POSSIBLE=y -+ -+# -+# Sonics Silicon Backplane -+# -+# CONFIG_SSB is not set -+ -+# -+# Multifunction device drivers -+# -+# CONFIG_MFD_CORE is not set -+# CONFIG_MFD_SM501 is not set -+# CONFIG_HTC_PASIC3 is not set -+# CONFIG_MFD_TMIO is not set -+# CONFIG_LPC_SCH is not set -+# CONFIG_REGULATOR is not set -+# CONFIG_MEDIA_SUPPORT is not set -+ -+# -+# Graphics support -+# -+CONFIG_VGA_ARB=y -+CONFIG_VGA_ARB_MAX_GPUS=16 -+# CONFIG_DRM is not set -+# CONFIG_VGASTATE is not set -+CONFIG_VIDEO_OUTPUT_CONTROL=y -+CONFIG_FB=y -+CONFIG_FIRMWARE_EDID=y -+# CONFIG_FB_DDC is not set -+CONFIG_FB_BOOT_VESA_SUPPORT=y -+CONFIG_FB_CFB_FILLRECT=y -+CONFIG_FB_CFB_COPYAREA=y -+CONFIG_FB_CFB_IMAGEBLIT=y -+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set -+# CONFIG_FB_SYS_FILLRECT is not set -+# CONFIG_FB_SYS_COPYAREA is not set -+# CONFIG_FB_SYS_IMAGEBLIT is not set -+# CONFIG_FB_FOREIGN_ENDIAN is not set -+# CONFIG_FB_SYS_FOPS is not set -+# CONFIG_FB_SVGALIB is not set -+# CONFIG_FB_MACMODES is not set -+# CONFIG_FB_BACKLIGHT is not set -+CONFIG_FB_MODE_HELPERS=y -+CONFIG_FB_TILEBLITTING=y -+ -+# -+# Frame buffer hardware drivers -+# -+# CONFIG_FB_CIRRUS is not set -+# CONFIG_FB_PM2 is not set -+# CONFIG_FB_CYBER2000 is not set -+# CONFIG_FB_ASILIANT is not set -+# CONFIG_FB_IMSTT is not set -+# CONFIG_FB_S1D13XXX is not set -+# CONFIG_FB_NVIDIA is not set -+# CONFIG_FB_RIVA is not set -+# CONFIG_FB_MATROX is not set -+# CONFIG_FB_RADEON is not set -+# CONFIG_FB_ATY128 is not set -+# CONFIG_FB_ATY is not set -+# CONFIG_FB_S3 is not set -+# CONFIG_FB_SAVAGE is not set -+CONFIG_FB_SIS=y -+CONFIG_FB_SIS_300=y -+CONFIG_FB_SIS_315=y -+# CONFIG_FB_VIA is not set -+# CONFIG_FB_NEOMAGIC is not set -+# CONFIG_FB_KYRO is not set -+# CONFIG_FB_3DFX is not set -+# CONFIG_FB_VOODOO1 is not set -+# CONFIG_FB_VT8623 is not set -+# CONFIG_FB_TRIDENT is not set -+# CONFIG_FB_ARK is not set -+# CONFIG_FB_PM3 is not set -+# CONFIG_FB_CARMINE is not set -+# CONFIG_FB_VIRTUAL is not set -+# CONFIG_FB_METRONOME is not set -+# CONFIG_FB_MB862XX is not set -+# CONFIG_FB_BROADSHEET is not set -+CONFIG_BACKLIGHT_LCD_SUPPORT=y -+# CONFIG_LCD_CLASS_DEVICE is not set -+CONFIG_BACKLIGHT_CLASS_DEVICE=y -+CONFIG_BACKLIGHT_GENERIC=y -+ -+# -+# Display device support -+# -+# CONFIG_DISPLAY_SUPPORT is not set -+ -+# -+# Console display driver support -+# -+# CONFIG_VGA_CONSOLE is not set -+# CONFIG_MDA_CONSOLE is not set -+CONFIG_DUMMY_CONSOLE=y -+CONFIG_FRAMEBUFFER_CONSOLE=y -+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set -+CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y -+CONFIG_FONTS=y -+CONFIG_FONT_8x8=y -+CONFIG_FONT_8x16=y -+CONFIG_FONT_6x11=y -+CONFIG_FONT_7x14=y -+CONFIG_FONT_PEARL_8x8=y -+CONFIG_FONT_ACORN_8x8=y -+CONFIG_FONT_MINI_4x6=y -+CONFIG_FONT_SUN8x16=y -+CONFIG_FONT_SUN12x22=y -+CONFIG_FONT_10x18=y -+CONFIG_LOGO=y -+# CONFIG_LOGO_LINUX_MONO is not set -+# CONFIG_LOGO_LINUX_VGA16 is not set -+CONFIG_LOGO_LINUX_CLUT224=y -+# CONFIG_SOUND is not set -+CONFIG_HID_SUPPORT=y -+CONFIG_HID=y -+CONFIG_HIDRAW=y -+ -+# -+# USB Input Devices -+# -+CONFIG_USB_HID=y -+# CONFIG_HID_PID is not set -+CONFIG_USB_HIDDEV=y -+ -+# -+# Special HID drivers -+# -+# CONFIG_HID_3M_PCT is not set -+CONFIG_HID_A4TECH=y -+CONFIG_HID_APPLE=y -+CONFIG_HID_BELKIN=y -+CONFIG_HID_CHERRY=y -+CONFIG_HID_CHICONY=y -+CONFIG_HID_CYPRESS=y -+CONFIG_HID_DRAGONRISE=y -+CONFIG_DRAGONRISE_FF=y -+CONFIG_HID_EZKEY=y -+CONFIG_HID_KYE=y -+CONFIG_HID_GYRATION=y -+CONFIG_HID_TWINHAN=y -+CONFIG_HID_KENSINGTON=y -+CONFIG_HID_LOGITECH=y -+CONFIG_LOGITECH_FF=y -+CONFIG_LOGIRUMBLEPAD2_FF=y -+# CONFIG_LOGIG940_FF is not set -+CONFIG_HID_MICROSOFT=y -+# CONFIG_HID_MOSART is not set -+CONFIG_HID_MONTEREY=y -+CONFIG_HID_NTRIG=y -+# CONFIG_HID_ORTEK is not set -+CONFIG_HID_PANTHERLORD=y -+CONFIG_PANTHERLORD_FF=y -+CONFIG_HID_PETALYNX=y -+# CONFIG_HID_QUANTA is not set -+CONFIG_HID_SAMSUNG=y -+CONFIG_HID_SONY=y -+# CONFIG_HID_STANTUM is not set -+CONFIG_HID_SUNPLUS=y -+CONFIG_HID_GREENASIA=y -+CONFIG_GREENASIA_FF=y -+CONFIG_HID_SMARTJOYPLUS=y -+CONFIG_SMARTJOYPLUS_FF=y -+CONFIG_HID_TOPSEED=y -+CONFIG_HID_THRUSTMASTER=y -+CONFIG_THRUSTMASTER_FF=y -+CONFIG_HID_ZEROPLUS=y -+CONFIG_ZEROPLUS_FF=y -+CONFIG_USB_SUPPORT=y -+CONFIG_USB_ARCH_HAS_HCD=y -+CONFIG_USB_ARCH_HAS_OHCI=y -+CONFIG_USB_ARCH_HAS_EHCI=y -+CONFIG_USB=y -+# CONFIG_USB_DEBUG is not set -+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set -+ -+# -+# Miscellaneous USB options -+# -+# CONFIG_USB_DEVICEFS is not set -+# CONFIG_USB_DEVICE_CLASS is not set -+CONFIG_USB_DYNAMIC_MINORS=y -+# CONFIG_USB_OTG is not set -+CONFIG_USB_OTG_WHITELIST=y -+# CONFIG_USB_OTG_BLACKLIST_HUB is not set -+CONFIG_USB_MON=y -+# CONFIG_USB_WUSB is not set -+# CONFIG_USB_WUSB_CBAF is not set -+ -+# -+# USB Host Controller Drivers -+# -+# CONFIG_USB_C67X00_HCD is not set -+# CONFIG_USB_XHCI_HCD is not set -+CONFIG_USB_EHCI_HCD=y -+CONFIG_USB_EHCI_ROOT_HUB_TT=y -+# CONFIG_USB_EHCI_TT_NEWSCHED is not set -+# CONFIG_USB_OXU210HP_HCD is not set -+# CONFIG_USB_ISP116X_HCD is not set -+# CONFIG_USB_ISP1760_HCD is not set -+# CONFIG_USB_ISP1362_HCD is not set -+CONFIG_USB_OHCI_HCD=y -+# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set -+# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set -+CONFIG_USB_OHCI_LITTLE_ENDIAN=y -+# CONFIG_USB_UHCI_HCD is not set -+# CONFIG_USB_SL811_HCD is not set -+# CONFIG_USB_R8A66597_HCD is not set -+# CONFIG_USB_WHCI_HCD is not set -+# CONFIG_USB_HWA_HCD is not set -+ -+# -+# USB Device Class drivers -+# -+# CONFIG_USB_ACM is not set -+# CONFIG_USB_PRINTER is not set -+# CONFIG_USB_WDM is not set -+# CONFIG_USB_TMC is not set -+ -+# -+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may -+# -+ -+# -+# also be needed; see USB_STORAGE Help for more info -+# -+CONFIG_USB_STORAGE=y -+# CONFIG_USB_STORAGE_DEBUG is not set -+# CONFIG_USB_STORAGE_DATAFAB is not set -+# CONFIG_USB_STORAGE_FREECOM is not set -+# CONFIG_USB_STORAGE_ISD200 is not set -+# CONFIG_USB_STORAGE_USBAT is not set -+# CONFIG_USB_STORAGE_SDDR09 is not set -+# CONFIG_USB_STORAGE_SDDR55 is not set -+# CONFIG_USB_STORAGE_JUMPSHOT is not set -+# CONFIG_USB_STORAGE_ALAUDA is not set -+# CONFIG_USB_STORAGE_ONETOUCH is not set -+# CONFIG_USB_STORAGE_KARMA is not set -+# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set -+CONFIG_USB_LIBUSUAL=y -+ -+# -+# USB Imaging devices -+# -+# CONFIG_USB_MDC800 is not set -+# CONFIG_USB_MICROTEK is not set -+ -+# -+# USB port drivers -+# -+# CONFIG_USB_SERIAL is not set -+ -+# -+# USB Miscellaneous drivers -+# -+# CONFIG_USB_EMI62 is not set -+# CONFIG_USB_EMI26 is not set -+# CONFIG_USB_ADUTUX is not set -+# CONFIG_USB_SEVSEG is not set -+# CONFIG_USB_RIO500 is not set -+# CONFIG_USB_LEGOTOWER is not set -+# CONFIG_USB_LCD is not set -+# CONFIG_USB_LED is not set -+# CONFIG_USB_CYPRESS_CY7C63 is not set -+# CONFIG_USB_CYTHERM is not set -+# CONFIG_USB_IDMOUSE is not set -+# CONFIG_USB_FTDI_ELAN is not set -+# CONFIG_USB_APPLEDISPLAY is not set -+# CONFIG_USB_SISUSBVGA is not set -+# CONFIG_USB_LD is not set -+# CONFIG_USB_TRANCEVIBRATOR is not set -+# CONFIG_USB_IOWARRIOR is not set -+# CONFIG_USB_TEST is not set -+# CONFIG_USB_ISIGHTFW is not set -+# CONFIG_USB_GADGET is not set -+ -+# -+# OTG and related infrastructure -+# -+# CONFIG_NOP_USB_XCEIV is not set -+# CONFIG_UWB is not set -+# CONFIG_MMC is not set -+# CONFIG_MEMSTICK is not set -+# CONFIG_NEW_LEDS is not set -+# CONFIG_ACCESSIBILITY is not set -+# CONFIG_INFINIBAND is not set -+CONFIG_RTC_LIB=y -+CONFIG_RTC_CLASS=y -+CONFIG_RTC_HCTOSYS=y -+CONFIG_RTC_HCTOSYS_DEVICE="rtc0" -+# CONFIG_RTC_DEBUG is not set -+ -+# -+# RTC interfaces -+# -+CONFIG_RTC_INTF_SYSFS=y -+CONFIG_RTC_INTF_PROC=y -+CONFIG_RTC_INTF_DEV=y -+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set -+# CONFIG_RTC_DRV_TEST is not set -+ -+# -+# SPI RTC drivers -+# -+ -+# -+# Platform RTC drivers -+# -+CONFIG_RTC_DRV_CMOS=y -+# CONFIG_RTC_DRV_DS1286 is not set -+# CONFIG_RTC_DRV_DS1511 is not set -+# CONFIG_RTC_DRV_DS1553 is not set -+# CONFIG_RTC_DRV_DS1742 is not set -+# CONFIG_RTC_DRV_STK17TA8 is not set -+# CONFIG_RTC_DRV_M48T86 is not set -+# CONFIG_RTC_DRV_M48T35 is not set -+# CONFIG_RTC_DRV_M48T59 is not set -+# CONFIG_RTC_DRV_MSM6242 is not set -+# CONFIG_RTC_DRV_BQ4802 is not set -+# CONFIG_RTC_DRV_RP5C01 is not set -+# CONFIG_RTC_DRV_V3020 is not set -+ -+# -+# on-CPU RTC drivers -+# -+# CONFIG_DMADEVICES is not set -+# CONFIG_AUXDISPLAY is not set -+# CONFIG_UIO is not set -+ -+# -+# TI VLYNQ -+# -+CONFIG_STAGING=y -+# CONFIG_STAGING_EXCLUDE_BUILD is not set -+# CONFIG_ET131X is not set -+# CONFIG_USB_IP_COMMON is not set -+# CONFIG_ECHO is not set -+# CONFIG_ASUS_OLED is not set -+# CONFIG_TRANZPORT is not set -+ -+# -+# Qualcomm MSM Camera And Video -+# -+ -+# -+# Camera Sensor Selection -+# -+# CONFIG_INPUT_GPIO is not set -+# CONFIG_POHMELFS is not set -+# CONFIG_FB_UDL is not set -+# CONFIG_VME_BUS is not set -+ -+# -+# RAR Register Driver -+# -+# CONFIG_RAR_REGISTER is not set -+# CONFIG_IIO is not set -+# CONFIG_RAMZSWAP is not set -+# CONFIG_BATMAN_ADV is not set -+# CONFIG_STRIP is not set -+CONFIG_FB_SM7XX=y -+# CONFIG_DT3155 is not set -+# CONFIG_CRYSTALHD is not set -+CONFIG_MIPS_PLATFORM_DEVICES=y -+# CONFIG_LEMOTE_YEELOONG2F is not set -+# CONFIG_LEMOTE_LYNLOONG2F is not set -+ -+# -+# File systems -+# -+CONFIG_EXT2_FS=y -+CONFIG_EXT2_FS_XATTR=y -+# CONFIG_EXT2_FS_POSIX_ACL is not set -+# CONFIG_EXT2_FS_SECURITY is not set -+# CONFIG_EXT2_FS_XIP is not set -+CONFIG_EXT3_FS=y -+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -+CONFIG_EXT3_FS_XATTR=y -+# CONFIG_EXT3_FS_POSIX_ACL is not set -+# CONFIG_EXT3_FS_SECURITY is not set -+# CONFIG_EXT4_FS is not set -+CONFIG_JBD=y -+CONFIG_FS_MBCACHE=y -+# CONFIG_REISERFS_FS is not set -+# CONFIG_JFS_FS is not set -+# CONFIG_FS_POSIX_ACL is not set -+# CONFIG_XFS_FS is not set -+# CONFIG_GFS2_FS is not set -+# CONFIG_OCFS2_FS is not set -+# CONFIG_BTRFS_FS is not set -+# CONFIG_NILFS2_FS is not set -+CONFIG_FILE_LOCKING=y -+CONFIG_FSNOTIFY=y -+CONFIG_DNOTIFY=y -+CONFIG_INOTIFY=y -+CONFIG_INOTIFY_USER=y -+# CONFIG_QUOTA is not set -+# CONFIG_AUTOFS_FS is not set -+# CONFIG_AUTOFS4_FS is not set -+# CONFIG_FUSE_FS is not set -+ -+# -+# Caches -+# -+# CONFIG_FSCACHE is not set -+ -+# -+# CD-ROM/DVD Filesystems -+# -+# CONFIG_ISO9660_FS is not set -+# CONFIG_UDF_FS is not set -+ -+# -+# DOS/FAT/NT Filesystems -+# -+CONFIG_FAT_FS=y -+CONFIG_MSDOS_FS=y -+CONFIG_VFAT_FS=y -+CONFIG_FAT_DEFAULT_CODEPAGE=437 -+CONFIG_FAT_DEFAULT_IOCHARSET="utf-8" -+# CONFIG_NTFS_FS is not set -+ -+# -+# Pseudo filesystems -+# -+CONFIG_PROC_FS=y -+CONFIG_PROC_KCORE=y -+CONFIG_PROC_SYSCTL=y -+CONFIG_PROC_PAGE_MONITOR=y -+CONFIG_SYSFS=y -+CONFIG_TMPFS=y -+# CONFIG_TMPFS_POSIX_ACL is not set -+# CONFIG_HUGETLB_PAGE is not set -+# CONFIG_CONFIGFS_FS is not set -+# CONFIG_MISC_FILESYSTEMS is not set -+# CONFIG_NETWORK_FILESYSTEMS is not set -+ -+# -+# Partition Types -+# -+# CONFIG_PARTITION_ADVANCED is not set -+CONFIG_MSDOS_PARTITION=y -+CONFIG_NLS=y -+CONFIG_NLS_DEFAULT="utf8" -+CONFIG_NLS_CODEPAGE_437=y -+# CONFIG_NLS_CODEPAGE_737 is not set -+# CONFIG_NLS_CODEPAGE_775 is not set -+# CONFIG_NLS_CODEPAGE_850 is not set -+# CONFIG_NLS_CODEPAGE_852 is not set -+# CONFIG_NLS_CODEPAGE_855 is not set -+# CONFIG_NLS_CODEPAGE_857 is not set -+# CONFIG_NLS_CODEPAGE_860 is not set -+# CONFIG_NLS_CODEPAGE_861 is not set -+# CONFIG_NLS_CODEPAGE_862 is not set -+# CONFIG_NLS_CODEPAGE_863 is not set -+# CONFIG_NLS_CODEPAGE_864 is not set -+# CONFIG_NLS_CODEPAGE_865 is not set -+# CONFIG_NLS_CODEPAGE_866 is not set -+# CONFIG_NLS_CODEPAGE_869 is not set -+# CONFIG_NLS_CODEPAGE_936 is not set -+# CONFIG_NLS_CODEPAGE_950 is not set -+# CONFIG_NLS_CODEPAGE_932 is not set -+# CONFIG_NLS_CODEPAGE_949 is not set -+# CONFIG_NLS_CODEPAGE_874 is not set -+# CONFIG_NLS_ISO8859_8 is not set -+# CONFIG_NLS_CODEPAGE_1250 is not set -+# CONFIG_NLS_CODEPAGE_1251 is not set -+CONFIG_NLS_ASCII=y -+# CONFIG_NLS_ISO8859_1 is not set -+# CONFIG_NLS_ISO8859_2 is not set -+# CONFIG_NLS_ISO8859_3 is not set -+# CONFIG_NLS_ISO8859_4 is not set -+# CONFIG_NLS_ISO8859_5 is not set -+# CONFIG_NLS_ISO8859_6 is not set -+# CONFIG_NLS_ISO8859_7 is not set -+# CONFIG_NLS_ISO8859_9 is not set -+# CONFIG_NLS_ISO8859_13 is not set -+# CONFIG_NLS_ISO8859_14 is not set -+# CONFIG_NLS_ISO8859_15 is not set -+# CONFIG_NLS_KOI8_R is not set -+# CONFIG_NLS_KOI8_U is not set -+CONFIG_NLS_UTF8=y -+# CONFIG_DLM is not set -+ -+# -+# Kernel hacking -+# -+CONFIG_TRACE_IRQFLAGS_SUPPORT=y -+CONFIG_PRINTK_TIME=y -+CONFIG_ENABLE_WARN_DEPRECATED=y -+CONFIG_ENABLE_MUST_CHECK=y -+CONFIG_FRAME_WARN=1024 -+# CONFIG_MAGIC_SYSRQ is not set -+CONFIG_STRIP_ASM_SYMS=y -+# CONFIG_UNUSED_SYMBOLS is not set -+# CONFIG_DEBUG_FS is not set -+# CONFIG_HEADERS_CHECK is not set -+# CONFIG_DEBUG_KERNEL is not set -+# CONFIG_SLUB_DEBUG_ON is not set -+# CONFIG_SLUB_STATS is not set -+# CONFIG_DEBUG_MEMORY_INIT is not set -+# CONFIG_RCU_CPU_STALL_DETECTOR is not set -+CONFIG_SYSCTL_SYSCALL_CHECK=y -+CONFIG_HAVE_FUNCTION_TRACER=y -+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y -+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y -+CONFIG_HAVE_DYNAMIC_FTRACE=y -+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y -+CONFIG_TRACING_SUPPORT=y -+# CONFIG_FTRACE is not set -+# CONFIG_SAMPLES is not set -+CONFIG_HAVE_ARCH_KGDB=y -+# CONFIG_EARLY_PRINTK is not set -+# CONFIG_CMDLINE_BOOL is not set -+ -+# -+# Security options -+# -+# CONFIG_KEYS is not set -+# CONFIG_SECURITY is not set -+# CONFIG_SECURITYFS is not set -+# CONFIG_DEFAULT_SECURITY_SELINUX is not set -+# CONFIG_DEFAULT_SECURITY_SMACK is not set -+# CONFIG_DEFAULT_SECURITY_TOMOYO is not set -+CONFIG_DEFAULT_SECURITY_DAC=y -+CONFIG_DEFAULT_SECURITY="" -+# CONFIG_CRYPTO is not set -+# CONFIG_BINARY_PRINTF is not set -+ -+# -+# Library routines -+# -+CONFIG_BITREVERSE=y -+CONFIG_GENERIC_FIND_LAST_BIT=y -+# CONFIG_CRC_CCITT is not set -+# CONFIG_CRC16 is not set -+# CONFIG_CRC_T10DIF is not set -+# CONFIG_CRC_ITU_T is not set -+CONFIG_CRC32=y -+# CONFIG_CRC7 is not set -+# CONFIG_LIBCRC32C is not set -+CONFIG_AUDIT_GENERIC=y -+CONFIG_ZLIB_INFLATE=y -+CONFIG_LZO_DECOMPRESS=y -+CONFIG_DECOMPRESS_GZIP=y -+CONFIG_DECOMPRESS_BZIP2=y -+CONFIG_DECOMPRESS_LZMA=y -+CONFIG_DECOMPRESS_LZO=y -+CONFIG_HAS_IOMEM=y -+CONFIG_HAS_IOPORT=y -+CONFIG_HAS_DMA=y -+CONFIG_NLATTR=y -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/dma-mapping.h linux-loongson/arch/mips/include/asm/dma-mapping.h ---- linux-2.6.34.orig/arch/mips/include/asm/dma-mapping.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/dma-mapping.h 2010-05-27 18:12:28.622215656 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/include/asm/dma-mapping.h linux-2.6.35/arch/mips/include/asm/dma-mapping.h +--- linux-2.6.35.orig/arch/mips/include/asm/dma-mapping.h 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/include/asm/dma-mapping.h 2010-08-05 21:12:33.013620986 +0200 @@ -74,4 +74,8 @@ extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction); @@ -2634,58 +10,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/include/asm/dma-mapping.h linux-loongson/a + void *cpu_addr, dma_addr_t handle, size_t size); + #endif /* _ASM_DMA_MAPPING_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/ftrace.h linux-loongson/arch/mips/include/asm/ftrace.h ---- linux-2.6.34.orig/arch/mips/include/asm/ftrace.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/ftrace.h 2010-05-27 18:12:28.642214121 +0200 -@@ -3,7 +3,7 @@ - * License. See the file "COPYING" in the main directory of this archive for - * more details. - * -- * Copyright (C) 2009 DSLab, Lanzhou University, China -+ * Copyright (C) 2009, 2010 DSLab, Lanzhou University, China - * Author: Wu Zhangjin <wuzhangjin@gmail.com> - */ - -@@ -19,6 +19,14 @@ - extern void _mcount(void); - #define mcount _mcount - -+/* -+ * If the Instruction Pointer is in module space (0xc0000000), return true; -+ * otherwise, it is in kernel space (0x80000000), return false. -+ * -+ * FIXME: This may not work in some cases. -+ */ -+#define in_module(ip) (unlikely((ip) & 0x40000000)) -+ - #define safe_load(load, src, dst, error) \ - do { \ - asm volatile ( \ -@@ -83,8 +91,8 @@ - - struct dyn_arch_ftrace { - }; -- - #endif /* CONFIG_DYNAMIC_FTRACE */ -+ - #endif /* __ASSEMBLY__ */ - #endif /* CONFIG_FUNCTION_TRACER */ - #endif /* _ASM_MIPS_FTRACE_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h linux-loongson/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h 2010-05-27 18:12:28.712212405 +0200 -@@ -52,6 +52,8 @@ - #define cpu_has_tx39_cache 0 - #define cpu_has_userlocal 0 - #define cpu_has_vce 0 -+#define cpu_has_veic 0 -+#define cpu_has_vint 0 - #define cpu_has_vtag_icache 0 - #define cpu_has_watch 1 - -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h linux-loongson/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h 2010-05-27 18:12:28.712212405 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h linux-2.6.35/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h +--- linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h 2010-08-05 21:12:33.034870166 +0200 @@ -255,21 +255,12 @@ * IDE STANDARD */ @@ -2750,9 +77,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536.h +#define SMB_CTRL3 0x06 #endif /* _CS5536_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h linux-loongson/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h 2010-05-27 18:12:28.712212405 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h linux-2.6.35/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h +--- linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mfgpt.h 2010-08-05 21:12:33.073620683 +0200 @@ -32,4 +32,9 @@ #define MFGPT0_CNT (MFGPT_BASE + 4) #define MFGPT0_SETUP (MFGPT_BASE + 6) @@ -2763,9 +90,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/cs5536/cs5536_mf +#define MFGPT2_SETUP (MFGPT_BASE + 0x16) + #endif /*!_CS5536_MFGPT_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/ec_kb3310b.h linux-loongson/arch/mips/include/asm/mach-loongson/ec_kb3310b.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/ec_kb3310b.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/ec_kb3310b.h 2010-05-27 18:12:28.712212405 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/ec_kb3310b.h linux-2.6.35/arch/mips/include/asm/mach-loongson/ec_kb3310b.h +--- linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/ec_kb3310b.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/arch/mips/include/asm/mach-loongson/ec_kb3310b.h 2010-08-05 21:12:33.114869474 +0200 @@ -0,0 +1,191 @@ +/* + * KB3310B Embedded Controller @@ -2958,48 +285,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/ec_kb3310b.h lin +#define EVENT_END EVENT_WLAN + +#endif /* !_EC_KB3310B_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/gpio.h linux-loongson/arch/mips/include/asm/mach-loongson/gpio.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/gpio.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/gpio.h 2010-05-27 18:12:28.712212405 +0200 -@@ -0,0 +1,35 @@ -+/* -+ * STLS2F GPIO Support -+ * -+ * Copyright (c) 2008 Richard Liu, STMicroelectronics <richard.liu@st.com> -+ * Copyright (c) 2008-2010 Arnaud Patard <apatard@mandriva.com> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ */ -+ -+#ifndef __STLS2F_GPIO_H -+#define __STLS2F_GPIO_H -+ -+#include <asm-generic/gpio.h> -+ -+extern void gpio_set_value(unsigned gpio, int value); -+extern int gpio_get_value(unsigned gpio); -+extern int gpio_cansleep(unsigned gpio); -+ -+/* The chip can do interrupt -+ * but it has not been tested and doc not clear -+ */ -+static inline int gpio_to_irq(int gpio) -+{ -+ return -EINVAL; -+} -+ -+static inline int irq_to_gpio(int gpio) -+{ -+ return -EINVAL; -+} -+ -+#endif /* __STLS2F_GPIO_H */ -diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/loongson.h linux-loongson/arch/mips/include/asm/mach-loongson/loongson.h ---- linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/loongson.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/include/asm/mach-loongson/loongson.h 2010-05-27 18:12:28.712212405 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/loongson.h linux-2.6.35/arch/mips/include/asm/mach-loongson/loongson.h +--- linux-2.6.35.orig/arch/mips/include/asm/mach-loongson/loongson.h 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/include/asm/mach-loongson/loongson.h 2010-08-05 21:12:33.153620689 +0200 @@ -42,6 +42,12 @@ #endif } @@ -3013,9 +301,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/include/asm/mach-loongson/loongson.h linux /* irq operation functions */ extern void bonito_irqdispatch(void); extern void __init bonito_irq_init(void); -diff -Nur linux-2.6.34.orig/arch/mips/Kconfig linux-loongson/arch/mips/Kconfig ---- linux-2.6.34.orig/arch/mips/Kconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/Kconfig 2010-05-27 18:12:28.582214052 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/Kconfig linux-2.6.35/arch/mips/Kconfig +--- linux-2.6.35.orig/arch/mips/Kconfig 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/Kconfig 2010-08-05 21:12:33.193620319 +0200 @@ -180,7 +180,7 @@ config MACH_LOONGSON @@ -3025,16 +313,16 @@ diff -Nur linux-2.6.34.orig/arch/mips/Kconfig linux-loongson/arch/mips/Kconfig help This enables the support of Loongson family of machines. -@@ -1075,6 +1075,8 @@ - bool "Loongson 2F" - depends on SYS_HAS_CPU_LOONGSON2F +@@ -1064,6 +1064,8 @@ + bool "Loongson 2E" + depends on SYS_HAS_CPU_LOONGSON2E select CPU_LOONGSON2 + select GENERIC_GPIO + select ARCH_REQUIRE_GPIOLIB help - The Loongson 2F processor implements the MIPS III instruction set + The Loongson 2E processor implements the MIPS III instruction set with many extensions. -@@ -1965,6 +1967,18 @@ +@@ -1967,6 +1969,18 @@ source "kernel/time/Kconfig" # @@ -3053,9 +341,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/Kconfig linux-loongson/arch/mips/Kconfig # Timer Interrupt Frequency Configuration # -diff -Nur linux-2.6.34.orig/arch/mips/kernel/csrc-r4k.c linux-loongson/arch/mips/kernel/csrc-r4k.c ---- linux-2.6.34.orig/arch/mips/kernel/csrc-r4k.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/kernel/csrc-r4k.c 2010-05-27 18:12:28.882214141 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/kernel/csrc-r4k.c linux-2.6.35/arch/mips/kernel/csrc-r4k.c +--- linux-2.6.35.orig/arch/mips/kernel/csrc-r4k.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/kernel/csrc-r4k.c 2010-08-05 21:12:33.243617980 +0200 @@ -6,10 +6,66 @@ * Copyright (C) 2007 by Ralf Baechle */ @@ -3132,457 +420,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/kernel/csrc-r4k.c linux-loongson/arch/mips /* Calculate a somewhat reasonable rating value */ clocksource_mips.rating = 200 + mips_hpt_frequency / 10000000; -diff -Nur linux-2.6.34.orig/arch/mips/kernel/ftrace.c linux-loongson/arch/mips/kernel/ftrace.c ---- linux-2.6.34.orig/arch/mips/kernel/ftrace.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/kernel/ftrace.c 2010-05-27 18:12:28.882214141 +0200 -@@ -2,7 +2,7 @@ - * Code for replacing ftrace calls with jumps. - * - * Copyright (C) 2007-2008 Steven Rostedt <srostedt@redhat.com> -- * Copyright (C) 2009 DSLab, Lanzhou University, China -+ * Copyright (C) 2009, 2010 DSLab, Lanzhou University, China - * Author: Wu Zhangjin <wuzhangjin@gmail.com> - * - * Thanks goes to Steven Rostedt for writing the original x86 version. -@@ -15,15 +15,51 @@ - #include <asm/cacheflush.h> - #include <asm/asm.h> - #include <asm/asm-offsets.h> -+#include <asm/uasm.h> -+ -+#define INSN_S_R_SP 0xafb00000 /* s{d,w} R, offset(sp) */ - - #ifdef CONFIG_DYNAMIC_FTRACE - --#define JAL 0x0c000000 /* jump & link: ip --> ra, jump to target */ --#define ADDR_MASK 0x03ffffff /* op_code|addr : 31...26|25 ....0 */ --#define jump_insn_encode(op_code, addr) \ -- ((unsigned int)((op_code) | (((addr) >> 2) & ADDR_MASK))) -+/* Before linking, the following instructions are fixed. */ -+#ifdef CONFIG_CPU_LOONGSON2F -+#define INSN_NOP 0x00200825 /* or at, at, zero */ -+#else -+#define INSN_NOP 0x00000000 /* nop */ -+#endif -+#define INSN_B_1F_16 0x10000004 /* b 1f; offset = (16 >> 2) */ -+#define INSN_B_1F_20 0x10000005 /* b 1f; offset = (20 >> 2) */ -+ -+/* After linking, the following instructions are fixed. */ -+static unsigned int insn_jal_ftrace_caller __read_mostly; -+static unsigned int insn_lui_v1_hi16_mcount __read_mostly; -+static unsigned int insn_j_ftrace_graph_caller __maybe_unused __read_mostly; -+ -+/* The following instructions are encoded in the run-time */ -+/* insn: jal func; op_code|addr : 31...26|25 ....0 */ -+#define INSN_JAL(addr) \ -+ ((unsigned int)(0x0c000000 | (((addr) >> 2) & 0x03ffffff))) - --static unsigned int ftrace_nop = 0x00000000; -+static inline void ftrace_dyn_arch_init_insns(void) -+{ -+ u32 *buf; -+ unsigned int v1; -+ -+ /* lui v1, hi16_mcount */ -+ v1 = 3; -+ buf = (u32 *)&insn_lui_v1_hi16_mcount; -+ UASM_i_LA_mostly(&buf, v1, MCOUNT_ADDR); -+ -+ /* jal (ftrace_caller + 8), jump over the first two instruction */ -+ buf = (u32 *)&insn_jal_ftrace_caller; -+ uasm_i_jal(&buf, (FTRACE_ADDR + 8)); -+ -+#ifdef CONFIG_FUNCTION_GRAPH_TRACER -+ /* j ftrace_graph_caller */ -+ buf = (u32 *)&insn_j_ftrace_graph_caller; -+ uasm_i_j(&buf, (unsigned long)ftrace_graph_caller); -+#endif -+} - - static int ftrace_modify_code(unsigned long ip, unsigned int new_code) - { -@@ -31,7 +67,6 @@ - - /* *(unsigned int *)ip = new_code; */ - safe_store_code(new_code, ip, faulted); -- - if (unlikely(faulted)) - return -EFAULT; - -@@ -40,84 +75,82 @@ - return 0; - } - --static int lui_v1; --static int jal_mcount; -- - int ftrace_make_nop(struct module *mod, - struct dyn_ftrace *rec, unsigned long addr) - { - unsigned int new; -- int faulted; - unsigned long ip = rec->ip; - -- /* We have compiled module with -mlong-calls, but compiled the kernel -- * without it, we need to cope with them respectively. */ -- if (ip & 0x40000000) { -- /* record it for ftrace_make_call */ -- if (lui_v1 == 0) { -- /* lui_v1 = *(unsigned int *)ip; */ -- safe_load_code(lui_v1, ip, faulted); -- -- if (unlikely(faulted)) -- return -EFAULT; -- } -- -- /* lui v1, hi_16bit_of_mcount --> b 1f (0x10000004) -- * addiu v1, v1, low_16bit_of_mcount -- * move at, ra -- * jalr v1 -- * nop -- * 1f: (ip + 12) -- */ -- new = 0x10000004; -- } else { -- /* record/calculate it for ftrace_make_call */ -- if (jal_mcount == 0) { -- /* We can record it directly like this: -- * jal_mcount = *(unsigned int *)ip; -- * Herein, jump over the first two nop instructions */ -- jal_mcount = jump_insn_encode(JAL, (MCOUNT_ADDR + 8)); -- } -+ /* -+ * We have compiled modules with -mlong-calls, but compiled kernel -+ * without it, therefore, need to cope with them respectively. -+ * -+ * For module: -+ * -+ * lui v1, hi16_mcount --> b 1f -+ * addiu v1, v1, lo16_mcount -+ * move at, ra -+ * jalr v1 -+ * nop -+ * 1f: (ip + 16) -+ * For kernel: -+ * -+ * move at, ra -+ * jal _mcount --> nop -+ * -+ * And with the -mmcount-ra-address option, the offset may be 20 for -+ * leaf fuction and 24 for non-leaf function. -+ */ - -- /* move at, ra -- * jalr v1 --> nop -- */ -- new = ftrace_nop; -+ if (!in_module(ip)) -+ new = INSN_NOP; -+ else { -+#if defined(KBUILD_MCOUNT_RA_ADDRESS) && defined(CONFIG_32BIT) -+ new = INSN_B_1F_20; -+#else -+ new = INSN_B_1F_16; -+#endif - } -+ - return ftrace_modify_code(ip, new); - } - --static int modified; /* initialized as 0 by default */ -- - int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr) - { - unsigned int new; - unsigned long ip = rec->ip; - -- /* We just need to remove the "b ftrace_stub" at the fist time! */ -- if (modified == 0) { -- modified = 1; -- ftrace_modify_code(addr, ftrace_nop); -- } -- /* ip, module: 0xc0000000, kernel: 0x80000000 */ -- new = (ip & 0x40000000) ? lui_v1 : jal_mcount; -+ new = in_module(ip) ? insn_lui_v1_hi16_mcount : insn_jal_ftrace_caller; - - return ftrace_modify_code(ip, new); - } - --#define FTRACE_CALL_IP ((unsigned long)(&ftrace_call)) -- - int ftrace_update_ftrace_func(ftrace_func_t func) - { - unsigned int new; - -- new = jump_insn_encode(JAL, (unsigned long)func); -+ new = INSN_JAL((unsigned long)func); - -- return ftrace_modify_code(FTRACE_CALL_IP, new); -+ return ftrace_modify_code((unsigned long)(&ftrace_call), new); - } - - int __init ftrace_dyn_arch_init(void *data) - { -+ ftrace_dyn_arch_init_insns(); -+ -+ /* -+ * We are safe to remove the "b ftrace_stub" for the current -+ * ftrace_caller() is almost empty (only the stack operations), and -+ * most importantly, the calling to mcount will be disabled later in -+ * ftrace_init(), then there is no 'big' overhead. And in the future, -+ * we are hoping the function_trace_stop is initialized as 1 then we -+ * can eventually remove that 'useless' "b ftrace_stub" and the -+ * following nop. Currently, although we can call ftrace_stop() to set -+ * function_trace_stop as 1, but it will change the behavior of the -+ * Function Tracer. -+ */ -+ ftrace_modify_code(MCOUNT_ADDR, INSN_NOP); -+ - /* The return code is retured via data */ - *(unsigned long *)data = 0; - -@@ -128,30 +161,24 @@ - #ifdef CONFIG_FUNCTION_GRAPH_TRACER - - #ifdef CONFIG_DYNAMIC_FTRACE -- - extern void ftrace_graph_call(void); --#define JMP 0x08000000 /* jump to target directly */ --#define CALL_FTRACE_GRAPH_CALLER \ -- jump_insn_encode(JMP, (unsigned long)(&ftrace_graph_caller)) - #define FTRACE_GRAPH_CALL_IP ((unsigned long)(&ftrace_graph_call)) - - int ftrace_enable_ftrace_graph_caller(void) - { - return ftrace_modify_code(FTRACE_GRAPH_CALL_IP, -- CALL_FTRACE_GRAPH_CALLER); -+ insn_j_ftrace_graph_caller); - } - - int ftrace_disable_ftrace_graph_caller(void) - { -- return ftrace_modify_code(FTRACE_GRAPH_CALL_IP, ftrace_nop); -+ return ftrace_modify_code(FTRACE_GRAPH_CALL_IP, INSN_NOP); - } -- - #endif /* !CONFIG_DYNAMIC_FTRACE */ - - #ifndef KBUILD_MCOUNT_RA_ADDRESS --#define S_RA_SP (0xafbf << 16) /* s{d,w} ra, offset(sp) */ --#define S_R_SP (0xafb0 << 16) /* s{d,w} R, offset(sp) */ --#define OFFSET_MASK 0xffff /* stack offset range: 0 ~ PT_SIZE */ -+#define INSN_S_RA_SP 0xafbf0000 /* s{d,w} ra, offset(sp) */ -+#define STACK_OFFSET_MASK 0xffff /* stack offset range: 0 ~ PT_SIZE */ - - unsigned long ftrace_get_parent_addr(unsigned long self_addr, - unsigned long parent, -@@ -162,35 +189,35 @@ - unsigned int code; - int faulted; - -- /* in module or kernel? */ -- if (self_addr & 0x40000000) { -- /* module: move to the instruction "lui v1, HI_16BIT_OF_MCOUNT" */ -- ip = self_addr - 20; -- } else { -- /* kernel: move to the instruction "move ra, at" */ -- ip = self_addr - 12; -- } -+ /* -+ * For module, move the ip from calling site of mcount to the -+ * instruction "lui v1, hi_16bit_of_mcount"(offset is 20), but for -+ * kernel, move to the instruction "move ra, at"(offset is 12) -+ */ -+ ip = self_addr - (in_module(self_addr) ? 20 : 12); - -- /* search the text until finding the non-store instruction or "s{d,w} -- * ra, offset(sp)" instruction */ -+ /* -+ * search the text until finding the non-store instruction or "s{d,w} -+ * ra, offset(sp)" instruction -+ */ - do { - ip -= 4; - - /* get the code at "ip": code = *(unsigned int *)ip; */ - safe_load_code(code, ip, faulted); -- - if (unlikely(faulted)) - return 0; - -- /* If we hit the non-store instruction before finding where the -+ /* -+ * If we hit the non-store instruction before finding where the - * ra is stored, then this is a leaf function and it does not -- * store the ra on the stack. */ -- if ((code & S_R_SP) != S_R_SP) -+ * store the ra on the stack. -+ */ -+ if ((code & INSN_S_R_SP) != INSN_S_R_SP) - return parent_addr; -+ } while (((code & INSN_S_RA_SP) != INSN_S_RA_SP)); - -- } while (((code & S_RA_SP) != S_RA_SP)); -- -- sp = fp + (code & OFFSET_MASK); -+ sp = fp + (code & STACK_OFFSET_MASK); - - /* ra = *(unsigned long *)sp; */ - safe_load_stack(ra, sp, faulted); -@@ -201,8 +228,7 @@ - return sp; - return 0; - } -- --#endif -+#endif /* !KBUILD_MCOUNT_RA_ADDRESS */ - - /* - * Hook the return address and push it in the stack of return addrs -@@ -211,16 +237,17 @@ - void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, - unsigned long fp) - { -+ int faulted; - unsigned long old; - struct ftrace_graph_ent trace; - unsigned long return_hooker = (unsigned long) - &return_to_handler; -- int faulted; - - if (unlikely(atomic_read(¤t->tracing_graph_pause))) - return; - -- /* "parent" is the stack address saved the return address of the caller -+ /* -+ * "parent" is the stack address saved the return address of the caller - * of _mcount. - * - * if the gcc < 4.5, a leaf function does not save the return address -@@ -241,12 +268,14 @@ - if (unlikely(faulted)) - goto out; - #ifndef KBUILD_MCOUNT_RA_ADDRESS -- parent = (unsigned long *)ftrace_get_parent_addr(self_addr, old, -- (unsigned long)parent, -- fp); -- /* If fails when getting the stack address of the non-leaf function's -- * ra, stop function graph tracer and return */ -- if (parent == 0) -+ parent = (unsigned long *)ftrace_get_parent_addr( -+ self_addr, old, (unsigned long)parent, fp); -+ -+ /* -+ * If fails on getting the stack address of the non-leaf function's ra, -+ * stop function graph tracer and return -+ */ -+ if (unlikely(parent == 0)) - goto out; - #endif - /* *parent = return_hooker; */ -diff -Nur linux-2.6.34.orig/arch/mips/kernel/mcount.S linux-loongson/arch/mips/kernel/mcount.S ---- linux-2.6.34.orig/arch/mips/kernel/mcount.S 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/kernel/mcount.S 2010-05-27 18:12:28.882214141 +0200 -@@ -6,6 +6,7 @@ - * more details. - * - * Copyright (C) 2009 Lemote Inc. & DSLab, Lanzhou University, China -+ * Copyright (C) 2010 DSLab, Lanzhou University, China - * Author: Wu Zhangjin <wuzhangjin@gmail.com> - */ - -@@ -45,8 +46,6 @@ - PTR_L a5, PT_R9(sp) - PTR_L a6, PT_R10(sp) - PTR_L a7, PT_R11(sp) --#endif --#ifdef CONFIG_64BIT - PTR_ADDIU sp, PT_SIZE - #else - PTR_ADDIU sp, (PT_SIZE + 8) -@@ -71,14 +70,14 @@ - - MCOUNT_SAVE_REGS - #ifdef KBUILD_MCOUNT_RA_ADDRESS -- PTR_S t0, PT_R12(sp) /* t0 saved the location of the return address(at) by -mmcount-ra-address */ -+ PTR_S $12, PT_R12(sp) /* save location of parent's return address */ - #endif - -- move a0, ra /* arg1: next ip, selfaddr */ -+ move a0, ra /* arg1: self return address */ - .globl ftrace_call - ftrace_call: - nop /* a placeholder for the call to a real tracing function */ -- move a1, AT /* arg2: the caller's next ip, parent */ -+ move a1, AT /* arg2: parent's return address */ - - #ifdef CONFIG_FUNCTION_GRAPH_TRACER - .globl ftrace_graph_call -@@ -119,9 +118,9 @@ - static_trace: - MCOUNT_SAVE_REGS - -- move a0, ra /* arg1: next ip, selfaddr */ -+ move a0, ra /* arg1: self return address */ - jalr t2 /* (1) call *ftrace_trace_function */ -- move a1, AT /* arg2: the caller's next ip, parent */ -+ move a1, AT /* arg2: parent's return address */ - - MCOUNT_RESTORE_REGS - .globl ftrace_stub -@@ -134,28 +133,36 @@ - #ifdef CONFIG_FUNCTION_GRAPH_TRACER - - NESTED(ftrace_graph_caller, PT_SIZE, ra) --#ifdef CONFIG_DYNAMIC_FTRACE -- PTR_L a1, PT_R31(sp) /* load the original ra from the stack */ --#ifdef KBUILD_MCOUNT_RA_ADDRESS -- PTR_L t0, PT_R12(sp) /* load the original t0 from the stack */ --#endif --#else -+#ifndef CONFIG_DYNAMIC_FTRACE - MCOUNT_SAVE_REGS -- move a1, ra /* arg2: next ip, selfaddr */ - #endif - -+ /* arg1: Get the location of the parent's return address */ - #ifdef KBUILD_MCOUNT_RA_ADDRESS -- bnez t0, 1f /* non-leaf func: t0 saved the location of the return address */ -+#ifdef CONFIG_DYNAMIC_FTRACE -+ PTR_L a0, PT_R12(sp) -+#else -+ move a0, $12 -+#endif -+ bnez a0, 1f /* arg1: non-leaf func: stored in $12 */ - nop -- PTR_LA t0, PT_R1(sp) /* leaf func: get the location of at(old ra) from our own stack */ --1: move a0, t0 /* arg1: the location of the return address */ -+#endif -+ PTR_LA a0, PT_R1(sp) /* leaf func: the location in current stack */ -+ -+1: -+ /* arg2: Get self return address */ -+#ifdef CONFIG_DYNAMIC_FTRACE -+ PTR_L a1, PT_R31(sp) - #else -- PTR_LA a0, PT_R1(sp) /* arg1: &AT -> a0 */ -+ move a1, ra - #endif -+ - jal prepare_ftrace_return -+ -+ /* arg3: Get frame pointer of current stack */ - #ifdef CONFIG_FRAME_POINTER -- move a2, fp /* arg3: frame pointer */ --#else -+ move a2, fp -+#else /* ! CONFIG_FRAME_POINTER */ - #ifdef CONFIG_64BIT - PTR_LA a2, PT_SIZE(sp) - #else -diff -Nur linux-2.6.34.orig/arch/mips/kernel/time.c linux-loongson/arch/mips/kernel/time.c ---- linux-2.6.34.orig/arch/mips/kernel/time.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/kernel/time.c 2010-05-27 18:12:28.892213481 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/kernel/time.c linux-2.6.35/arch/mips/kernel/time.c +--- linux-2.6.35.orig/arch/mips/kernel/time.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/kernel/time.c 2010-08-05 21:12:33.283618090 +0200 @@ -119,6 +119,11 @@ void __init time_init(void) @@ -3595,9 +435,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/kernel/time.c linux-loongson/arch/mips/ker plat_time_init(); if (!mips_clockevent_init() || !cpu_has_mfc0_count_bug()) -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cmdline.c linux-loongson/arch/mips/loongson/common/cmdline.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cmdline.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cmdline.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/cmdline.c linux-2.6.35/arch/mips/loongson/common/cmdline.c +--- linux-2.6.35.orig/arch/mips/loongson/common/cmdline.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/common/cmdline.c 2010-08-05 21:12:33.323621053 +0200 @@ -17,10 +17,15 @@ * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. @@ -3641,9 +481,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cmdline.c linux-loongson/a + /* copy arcs_cmdline into loongson_cmdline */ + strncpy(loongson_cmdline, arcs_cmdline, COMMAND_LINE_SIZE); } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_acc.c linux-loongson/arch/mips/loongson/common/cs5536/cs5536_acc.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_acc.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cs5536/cs5536_acc.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_acc.c linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_acc.c +--- linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_acc.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_acc.c 2010-08-05 21:12:33.363620665 +0200 @@ -18,7 +18,7 @@ void pci_acc_write_reg(int reg, u32 value) @@ -3754,9 +594,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_acc.c linux- - return conf_data; + return cfg; } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ehci.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ehci.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ehci.c +--- linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ehci.c 2010-08-05 21:12:33.413620336 +0200 @@ -18,7 +18,7 @@ void pci_ehci_write_reg(int reg, u32 value) @@ -3766,16 +606,7 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c linux switch (reg) { case PCI_COMMAND: -@@ -49,6 +49,8 @@ - lo |= SOFT_BAR_EHCI_FLAG; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else if ((value & 0x01) == 0x00) { -+ _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); -+ lo = value; - _wrmsr(USB_MSR_REG(USB_EHCI), hi, lo); - - value &= 0xfffffff0; -@@ -76,83 +78,81 @@ +@@ -78,83 +78,81 @@ u32 pci_ehci_read_reg(int reg) { @@ -3884,9 +715,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ehci.c linux - return conf_data; + return cfg; } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ide.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ide.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ide.c +--- linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ide.c 2010-08-05 21:49:22.613620707 +0200 @@ -18,7 +18,7 @@ void pci_ide_write_reg(int reg, u32 value) @@ -3896,35 +727,28 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux- switch (reg) { case PCI_COMMAND: -@@ -51,6 +51,7 @@ - lo |= SOFT_BAR_IDE_FLAG; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else if (value & 0x01) { -+ _rdmsr(IDE_MSR_REG(IDE_IO_BAR), &hi, &lo); - lo = (value & 0xfffffff0) | 0x1; - _wrmsr(IDE_MSR_REG(IDE_IO_BAR), hi, lo); - -@@ -65,21 +66,22 @@ - _rdmsr(DIVIL_MSR_REG(DIVIL_BALL_OPTS), &hi, &lo); - lo |= 0x01; - _wrmsr(DIVIL_MSR_REG(DIVIL_BALL_OPTS), hi, lo); -- } else -+ } else { -+ _rdmsr(IDE_MSR_REG(IDE_CFG), &hi, &lo); -+ lo = value; +@@ -72,26 +72,16 @@ _wrmsr(IDE_MSR_REG(IDE_CFG), hi, lo); -+ } + } break; - case PCI_IDE_DTC_REG: +- _rdmsr(IDE_MSR_REG(IDE_DTC), &hi, &lo); +- lo = value; - _wrmsr(IDE_MSR_REG(IDE_DTC), hi, lo); - break; - case PCI_IDE_CAST_REG: +- _rdmsr(IDE_MSR_REG(IDE_CAST), &hi, &lo); +- lo = value; - _wrmsr(IDE_MSR_REG(IDE_CAST), hi, lo); - break; - case PCI_IDE_ETC_REG: +- _rdmsr(IDE_MSR_REG(IDE_ETC), &hi, &lo); +- lo = value; - _wrmsr(IDE_MSR_REG(IDE_ETC), hi, lo); - break; - case PCI_IDE_PM_REG: +- _rdmsr(IDE_MSR_REG(IDE_INTERNAL_PM), &hi, &lo); +- lo = value; - _wrmsr(IDE_MSR_REG(IDE_INTERNAL_PM), hi, lo); - break; +#define SET_PCI_IDE_REG(r) \ @@ -3940,7 +764,7 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux- default: break; } -@@ -87,93 +89,82 @@ +@@ -99,94 +89,82 @@ u32 pci_ide_read_reg(int reg) { @@ -4045,6 +869,7 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux- - case PCI_IDE_ETC_REG: - _rdmsr(IDE_MSR_REG(IDE_ETC), &hi, &lo); - conf_data = lo; +- break; - case PCI_IDE_PM_REG: - _rdmsr(IDE_MSR_REG(IDE_INTERNAL_PM), &hi, &lo); - conf_data = lo; @@ -4066,178 +891,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ide.c linux- - return conf_data; + return cfg; } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_isa.c linux-loongson/arch/mips/loongson/common/cs5536/cs5536_isa.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_isa.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cs5536/cs5536_isa.c 2010-05-27 18:12:28.902214422 +0200 -@@ -61,7 +61,7 @@ - for (offset = DIVIL_LBAR_SMB; offset <= DIVIL_LBAR_PMS; offset++) { - _rdmsr(DIVIL_MSR_REG(offset), &hi, &lo); - hi |= 0x01; -- _wrmsr(DIVIL_MSR_REG(DIVIL_LBAR_SMB), hi, lo); -+ _wrmsr(DIVIL_MSR_REG(offset), hi, lo); - } - } - -@@ -76,7 +76,7 @@ - for (offset = DIVIL_LBAR_SMB; offset <= DIVIL_LBAR_PMS; offset++) { - _rdmsr(DIVIL_MSR_REG(offset), &hi, &lo); - hi &= ~0x01; -- _wrmsr(DIVIL_MSR_REG(DIVIL_LBAR_SMB), hi, lo); -+ _wrmsr(DIVIL_MSR_REG(offset), hi, lo); - } - } - -@@ -86,7 +86,7 @@ - - void pci_isa_write_bar(int n, u32 value) - { -- u32 hi = 0, lo = value; -+ u32 hi, lo; - - if (value == PCI_BAR_RANGE_MASK) { - _rdmsr(GLCP_MSR_REG(GLCP_SOFT_COM), &hi, &lo); -@@ -95,7 +95,7 @@ - } else if (value & 0x01) { - /* NATIVE reg */ - hi = 0x0000f001; -- lo &= bar_space_range[n]; -+ lo = value & bar_space_range[n]; - _wrmsr(divil_msr_reg[n], hi, lo); - - /* RCONFx is 4bytes in units for I/O space */ -@@ -112,21 +112,21 @@ - - u32 pci_isa_read_bar(int n) - { -- u32 conf_data = 0; -+ u32 cfg = 0; - u32 hi, lo; - - _rdmsr(GLCP_MSR_REG(GLCP_SOFT_COM), &hi, &lo); - if (lo & soft_bar_flag[n]) { -- conf_data = bar_space_range[n] | PCI_BASE_ADDRESS_SPACE_IO; -+ cfg = bar_space_range[n] | PCI_BASE_ADDRESS_SPACE_IO; - lo &= ~soft_bar_flag[n]; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else { - _rdmsr(divil_msr_reg[n], &hi, &lo); -- conf_data = lo & bar_space_range[n]; -- conf_data |= 0x01; -- conf_data &= ~0x02; -+ cfg = lo & bar_space_range[n]; -+ cfg |= 0x01; -+ cfg &= ~0x02; - } -- return conf_data; -+ return cfg; - } - - /* -@@ -136,7 +136,7 @@ - */ - void pci_isa_write_reg(int reg, u32 value) - { -- u32 hi = 0, lo = value; -+ u32 hi, lo; - u32 temp; - - switch (reg) { -@@ -230,45 +230,45 @@ - */ - u32 pci_isa_read_reg(int reg) - { -- u32 conf_data = 0; -+ u32 cfg = 0; - u32 hi, lo; - - switch (reg) { - case PCI_VENDOR_ID: -- conf_data = -- CFG_PCI_VENDOR_ID(CS5536_ISA_DEVICE_ID, CS5536_VENDOR_ID); -+ cfg = CFG_PCI_VENDOR_ID(CS5536_ISA_DEVICE_ID, -+ CS5536_VENDOR_ID); - break; - case PCI_COMMAND: - /* we just check the first LBAR for the IO enable bit, */ - /* maybe we should changed later. */ - _rdmsr(DIVIL_MSR_REG(DIVIL_LBAR_SMB), &hi, &lo); - if (hi & 0x01) -- conf_data |= PCI_COMMAND_IO; -+ cfg |= PCI_COMMAND_IO; - break; - case PCI_STATUS: -- conf_data |= PCI_STATUS_66MHZ; -- conf_data |= PCI_STATUS_DEVSEL_MEDIUM; -- conf_data |= PCI_STATUS_FAST_BACK; -+ cfg |= PCI_STATUS_66MHZ; -+ cfg |= PCI_STATUS_DEVSEL_MEDIUM; -+ cfg |= PCI_STATUS_FAST_BACK; - - _rdmsr(SB_MSR_REG(SB_ERROR), &hi, &lo); - if (lo & SB_TAS_ERR_FLAG) -- conf_data |= PCI_STATUS_SIG_TARGET_ABORT; -+ cfg |= PCI_STATUS_SIG_TARGET_ABORT; - if (lo & SB_TAR_ERR_FLAG) -- conf_data |= PCI_STATUS_REC_TARGET_ABORT; -+ cfg |= PCI_STATUS_REC_TARGET_ABORT; - if (lo & SB_MAR_ERR_FLAG) -- conf_data |= PCI_STATUS_REC_MASTER_ABORT; -+ cfg |= PCI_STATUS_REC_MASTER_ABORT; - if (lo & SB_PARE_ERR_FLAG) -- conf_data |= PCI_STATUS_DETECTED_PARITY; -+ cfg |= PCI_STATUS_DETECTED_PARITY; - break; - case PCI_CLASS_REVISION: - _rdmsr(GLCP_MSR_REG(GLCP_CHIP_REV_ID), &hi, &lo); -- conf_data = lo & 0x000000ff; -- conf_data |= (CS5536_ISA_CLASS_CODE << 8); -+ cfg = lo & 0x000000ff; -+ cfg |= (CS5536_ISA_CLASS_CODE << 8); - break; - case PCI_CACHE_LINE_SIZE: - _rdmsr(SB_MSR_REG(SB_CTRL), &hi, &lo); - hi &= 0x000000f8; -- conf_data = CFG_PCI_CACHE_LINE_SIZE(PCI_BRIDGE_HEADER_TYPE, hi); -+ cfg = CFG_PCI_CACHE_LINE_SIZE(PCI_BRIDGE_HEADER_TYPE, hi); - break; - /* - * we only use the LBAR of DIVIL, no RCONF used. -@@ -292,25 +292,25 @@ - return pci_isa_read_bar(5); - break; - case PCI_CARDBUS_CIS: -- conf_data = PCI_CARDBUS_CIS_POINTER; -+ cfg = PCI_CARDBUS_CIS_POINTER; - break; - case PCI_SUBSYSTEM_VENDOR_ID: -- conf_data = -- CFG_PCI_VENDOR_ID(CS5536_ISA_SUB_ID, CS5536_SUB_VENDOR_ID); -+ cfg = CFG_PCI_VENDOR_ID(CS5536_ISA_SUB_ID, -+ CS5536_SUB_VENDOR_ID); - break; - case PCI_ROM_ADDRESS: -- conf_data = PCI_EXPANSION_ROM_BAR; -+ cfg = PCI_EXPANSION_ROM_BAR; - break; - case PCI_CAPABILITY_LIST: -- conf_data = PCI_CAPLIST_POINTER; -+ cfg = PCI_CAPLIST_POINTER; - break; - case PCI_INTERRUPT_LINE: - /* no interrupt used here */ -- conf_data = CFG_PCI_INTERRUPT_LINE(0x00, 0x00); -+ cfg = CFG_PCI_INTERRUPT_LINE(0x00, 0x00); - break; - default: - break; - } - -- return conf_data; -+ return cfg; - } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ohci.c ---- linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/cs5536/cs5536_ohci.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ohci.c +--- linux-2.6.35.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/common/cs5536/cs5536_ohci.c 2010-08-05 21:12:33.513622309 +0200 @@ -18,7 +18,7 @@ void pci_ohci_write_reg(int reg, u32 value) @@ -4247,16 +903,7 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c linux switch (reg) { case PCI_COMMAND: -@@ -49,6 +49,8 @@ - lo |= SOFT_BAR_OHCI_FLAG; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else if ((value & 0x01) == 0x00) { -+ _rdmsr(USB_MSR_REG(USB_OHCI), &hi, &lo); -+ lo = value; - _wrmsr(USB_MSR_REG(USB_OHCI), hi, lo); - - value &= 0xfffffff0; -@@ -71,77 +73,75 @@ +@@ -73,77 +73,75 @@ u32 pci_ohci_read_reg(int reg) { @@ -4358,173 +1005,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/cs5536/cs5536_ohci.c linux - return conf_data; + return cfg; } -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/gpio.c linux-loongson/arch/mips/loongson/common/gpio.c ---- linux-2.6.34.orig/arch/mips/loongson/common/gpio.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/loongson/common/gpio.c 2010-05-27 18:12:28.902214422 +0200 -@@ -0,0 +1,139 @@ -+/* -+ * STLS2F GPIO Support -+ * -+ * Copyright (c) 2008 Richard Liu, STMicroelectronics <richard.liu@st.com> -+ * Copyright (c) 2008-2010 Arnaud Patard <apatard@mandriva.com> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/spinlock.h> -+#include <linux/err.h> -+#include <asm/types.h> -+#include <loongson.h> -+#include <linux/gpio.h> -+ -+#define STLS2F_N_GPIO 4 -+#define STLS2F_GPIO_IN_OFFSET 16 -+ -+static DEFINE_SPINLOCK(gpio_lock); -+ -+int gpio_get_value(unsigned gpio) -+{ -+ u32 val; -+ u32 mask; -+ -+ if (gpio >= STLS2F_N_GPIO) -+ return __gpio_get_value(gpio); -+ -+ mask = 1 << (gpio + STLS2F_GPIO_IN_OFFSET); -+ spin_lock(&gpio_lock); -+ val = LOONGSON_GPIODATA; -+ spin_unlock(&gpio_lock); -+ -+ return ((val & mask) != 0); -+} -+EXPORT_SYMBOL(gpio_get_value); -+ -+void gpio_set_value(unsigned gpio, int state) -+{ -+ u32 val; -+ u32 mask; -+ -+ if (gpio >= STLS2F_N_GPIO) { -+ __gpio_set_value(gpio, state); -+ return ; -+ } -+ -+ mask = 1 << gpio; -+ -+ spin_lock(&gpio_lock); -+ val = LOONGSON_GPIODATA; -+ if (state) -+ val |= mask; -+ else -+ val &= (~mask); -+ LOONGSON_GPIODATA = val; -+ spin_unlock(&gpio_lock); -+} -+EXPORT_SYMBOL(gpio_set_value); -+ -+int gpio_cansleep(unsigned gpio) -+{ -+ if (gpio < STLS2F_N_GPIO) -+ return 0; -+ else -+ return __gpio_cansleep(gpio); -+} -+EXPORT_SYMBOL(gpio_cansleep); -+ -+static int ls2f_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) -+{ -+ u32 temp; -+ u32 mask; -+ -+ if (gpio >= STLS2F_N_GPIO) -+ return -EINVAL; -+ -+ spin_lock(&gpio_lock); -+ mask = 1 << gpio; -+ temp = LOONGSON_GPIOIE; -+ temp |= mask; -+ LOONGSON_GPIOIE = temp; -+ spin_unlock(&gpio_lock); -+ -+ return 0; -+} -+ -+static int ls2f_gpio_direction_output(struct gpio_chip *chip, -+ unsigned gpio, int level) -+{ -+ u32 temp; -+ u32 mask; -+ -+ if (gpio >= STLS2F_N_GPIO) -+ return -EINVAL; -+ -+ gpio_set_value(gpio, level); -+ spin_lock(&gpio_lock); -+ mask = 1 << gpio; -+ temp = LOONGSON_GPIOIE; -+ temp &= (~mask); -+ LOONGSON_GPIOIE = temp; -+ spin_unlock(&gpio_lock); -+ -+ return 0; -+} -+ -+static int ls2f_gpio_get_value(struct gpio_chip *chip, unsigned gpio) -+{ -+ return gpio_get_value(gpio); -+} -+ -+static void ls2f_gpio_set_value(struct gpio_chip *chip, -+ unsigned gpio, int value) -+{ -+ gpio_set_value(gpio, value); -+} -+ -+static struct gpio_chip ls2f_chip = { -+ .label = "ls2f", -+ .direction_input = ls2f_gpio_direction_input, -+ .get = ls2f_gpio_get_value, -+ .direction_output = ls2f_gpio_direction_output, -+ .set = ls2f_gpio_set_value, -+ .base = 0, -+ .ngpio = STLS2F_N_GPIO, -+}; -+ -+static int __init ls2f_gpio_setup(void) -+{ -+ return gpiochip_add(&ls2f_chip); -+} -+arch_initcall(ls2f_gpio_setup); -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/Makefile linux-loongson/arch/mips/loongson/common/Makefile ---- linux-2.6.34.orig/arch/mips/loongson/common/Makefile 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/common/Makefile 2010-05-27 18:12:28.902214422 +0200 -@@ -4,6 +4,7 @@ - - obj-y += setup.o init.o cmdline.o env.o time.o reset.o irq.o \ - pci.o bonito-irq.o mem.o machtype.o platform.o -+obj-$(CONFIG_GENERIC_GPIO) += gpio.o - - # - # Serial port support -@@ -23,3 +24,9 @@ - # - - obj-$(CONFIG_LOONGSON_SUSPEND) += pm.o -+ -+# Enable RTC Class support -+# -+# please enable CONFIG_RTC_DRV_CMOS -+# -+obj-$(CONFIG_RTC_DRV_CMOS) += rtc.o -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/mtd.c linux-loongson/arch/mips/loongson/common/mtd.c ---- linux-2.6.34.orig/arch/mips/loongson/common/mtd.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/loongson/common/mtd.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/common/mtd.c linux-2.6.35/arch/mips/loongson/common/mtd.c +--- linux-2.6.35.orig/arch/mips/loongson/common/mtd.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/arch/mips/loongson/common/mtd.c 2010-08-05 21:12:33.563620627 +0200 @@ -0,0 +1,91 @@ +/* + * Driver for flushing/dumping ROM of PMON on loongson family machines @@ -4617,56 +1100,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/mtd.c linux-loongson/arch/ +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Yanhua <yanh@lemote.com>"); +MODULE_DESCRIPTION("MTD driver for pmon flushing/dumping"); -diff -Nur linux-2.6.34.orig/arch/mips/loongson/common/rtc.c linux-loongson/arch/mips/loongson/common/rtc.c ---- linux-2.6.34.orig/arch/mips/loongson/common/rtc.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/loongson/common/rtc.c 2010-05-27 18:12:28.902214422 +0200 -@@ -0,0 +1,43 @@ -+/* -+ * Registration of Loongson RTC platform device. -+ * -+ * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> -+ * Copyright (C) 2009 Wu Zhangjin <wuzhangjin@gmail.com> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ */ -+ -+#include <linux/init.h> -+#include <linux/ioport.h> -+#include <linux/mc146818rtc.h> -+#include <linux/platform_device.h> -+ -+static struct resource rtc_cmos_resource[] = { -+ { -+ .start = RTC_PORT(0), -+ .end = RTC_PORT(1), -+ .flags = IORESOURCE_IO, -+ }, -+ { -+ .start = RTC_IRQ, -+ .end = RTC_IRQ, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static struct platform_device rtc_cmos_device = { -+ .name = "rtc_cmos", -+ .id = -1, -+ .num_resources = ARRAY_SIZE(rtc_cmos_resource), -+ .resource = rtc_cmos_resource -+}; -+ -+static __init int rtc_cmos_init(void) -+{ -+ return platform_device_register(&rtc_cmos_device); -+} -+ -+device_initcall(rtc_cmos_init); -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.c linux-loongson/arch/mips/loongson/lemote-2f/ec_kb3310b.c ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/lemote-2f/ec_kb3310b.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.c linux-2.6.35/arch/mips/loongson/lemote-2f/ec_kb3310b.c +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/ec_kb3310b.c 2010-08-05 21:12:33.613622876 +0200 @@ -14,7 +14,7 @@ #include <linux/spinlock.h> #include <linux/delay.h> @@ -4701,9 +1137,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.c linux-loon return -EINVAL; } value = inb(EC_DAT_PORT); -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.h linux-loongson/arch/mips/loongson/lemote-2f/ec_kb3310b.h ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.h 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/lemote-2f/ec_kb3310b.h 1970-01-01 01:00:00.000000000 +0100 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.h linux-2.6.35/arch/mips/loongson/lemote-2f/ec_kb3310b.h +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.h 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/ec_kb3310b.h 1970-01-01 01:00:00.000000000 +0100 @@ -1,188 +0,0 @@ -/* - * KB3310B Embedded Controller @@ -4893,9 +1329,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/ec_kb3310b.h linux-loon -}; - -#endif /* !_EC_KB3310B_H */ -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/Makefile linux-loongson/arch/mips/loongson/lemote-2f/Makefile ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/Makefile 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/lemote-2f/Makefile 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/Makefile linux-2.6.35/arch/mips/loongson/lemote-2f/Makefile +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/Makefile 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/Makefile 2010-08-05 21:12:33.653620488 +0200 @@ -2,7 +2,7 @@ # Makefile for lemote loongson2f family machines # @@ -4905,9 +1341,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/Makefile linux-loongson # # Suspend Support -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/platform.c linux-loongson/arch/mips/loongson/lemote-2f/platform.c ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/platform.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/arch/mips/loongson/lemote-2f/platform.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/platform.c linux-2.6.35/arch/mips/loongson/lemote-2f/platform.c +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/platform.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/platform.c 2010-08-05 21:12:33.683620719 +0200 @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2009 Lemote Inc. @@ -4957,9 +1393,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/platform.c linux-loongs +} + +arch_initcall(lemote2f_platform_init); -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/pm.c linux-loongson/arch/mips/loongson/lemote-2f/pm.c ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/pm.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/lemote-2f/pm.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/pm.c linux-2.6.35/arch/mips/loongson/lemote-2f/pm.c +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/pm.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/pm.c 2010-08-05 21:12:33.723620505 +0200 @@ -23,7 +23,7 @@ #include <loongson.h> @@ -4978,9 +1414,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/pm.c linux-loongson/arc if (irq == I8042_KBD_IRQ) return 1; -diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/reset.c linux-loongson/arch/mips/loongson/lemote-2f/reset.c ---- linux-2.6.34.orig/arch/mips/loongson/lemote-2f/reset.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/loongson/lemote-2f/reset.c 2010-05-27 18:12:28.902214422 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/loongson/lemote-2f/reset.c linux-2.6.35/arch/mips/loongson/lemote-2f/reset.c +--- linux-2.6.35.orig/arch/mips/loongson/lemote-2f/reset.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/loongson/lemote-2f/reset.c 2010-08-05 21:12:33.763620406 +0200 @@ -20,7 +20,7 @@ #include <loongson.h> @@ -4990,9 +1426,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/loongson/lemote-2f/reset.c linux-loongson/ static void reset_cpu(void) { -diff -Nur linux-2.6.34.orig/arch/mips/mm/dma-default.c linux-loongson/arch/mips/mm/dma-default.c ---- linux-2.6.34.orig/arch/mips/mm/dma-default.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/mm/dma-default.c 2010-05-27 18:12:28.932213915 +0200 +diff -Nur linux-2.6.35.orig/arch/mips/mm/dma-default.c linux-2.6.35/arch/mips/mm/dma-default.c +--- linux-2.6.35.orig/arch/mips/mm/dma-default.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/arch/mips/mm/dma-default.c 2010-08-05 21:12:33.803630014 +0200 @@ -375,3 +375,16 @@ } @@ -5010,147 +1446,9 @@ diff -Nur linux-2.6.34.orig/arch/mips/mm/dma-default.c linux-loongson/arch/mips/ + size, vma->vm_page_prot); +} +EXPORT_SYMBOL(dma_mmap_coherent); -diff -Nur linux-2.6.34.orig/arch/mips/oprofile/op_model_loongson2.c linux-loongson/arch/mips/oprofile/op_model_loongson2.c ---- linux-2.6.34.orig/arch/mips/oprofile/op_model_loongson2.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/arch/mips/oprofile/op_model_loongson2.c 2010-05-27 18:12:28.962214357 +0200 -@@ -8,7 +8,6 @@ - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. -- * - */ - #include <linux/init.h> - #include <linux/oprofile.h> -@@ -17,24 +16,18 @@ - #include <loongson.h> /* LOONGSON2_PERFCNT_IRQ */ - #include "op_impl.h" - --/* -- * a patch should be sent to oprofile with the loongson-specific support. -- * otherwise, the oprofile tool will not recognize this and complain about -- * "cpu_type 'unset' is not valid". -- */ - #define LOONGSON2_CPU_TYPE "mips/loongson2" - --#define LOONGSON2_COUNTER1_EVENT(event) ((event & 0x0f) << 5) --#define LOONGSON2_COUNTER2_EVENT(event) ((event & 0x0f) << 9) -- --#define LOONGSON2_PERFCNT_EXL (1UL << 0) --#define LOONGSON2_PERFCNT_KERNEL (1UL << 1) --#define LOONGSON2_PERFCNT_SUPERVISOR (1UL << 2) --#define LOONGSON2_PERFCNT_USER (1UL << 3) --#define LOONGSON2_PERFCNT_INT_EN (1UL << 4) - #define LOONGSON2_PERFCNT_OVERFLOW (1ULL << 31) - --/* Loongson2 performance counter register */ -+#define LOONGSON2_PERFCTRL_EXL (1UL << 0) -+#define LOONGSON2_PERFCTRL_KERNEL (1UL << 1) -+#define LOONGSON2_PERFCTRL_SUPERVISOR (1UL << 2) -+#define LOONGSON2_PERFCTRL_USER (1UL << 3) -+#define LOONGSON2_PERFCTRL_ENABLE (1UL << 4) -+#define LOONGSON2_PERFCTRL_EVENT(idx, event) \ -+ (((event) & 0x0f) << ((idx) ? 9 : 5)) -+ - #define read_c0_perfctrl() __read_64bit_c0_register($24, 0) - #define write_c0_perfctrl(val) __write_64bit_c0_register($24, 0, val) - #define read_c0_perfcnt() __read_64bit_c0_register($25, 0) -@@ -49,7 +42,12 @@ - - static char *oprofid = "LoongsonPerf"; - static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id); --/* Compute all of the registers in preparation for enabling profiling. */ -+ -+static void reset_counters(void *arg) -+{ -+ write_c0_perfctrl(0); -+ write_c0_perfcnt(0); -+} - - static void loongson2_reg_setup(struct op_counter_config *cfg) - { -@@ -57,41 +55,38 @@ - - reg.reset_counter1 = 0; - reg.reset_counter2 = 0; -- /* Compute the performance counter ctrl word. */ -- /* For now count kernel and user mode */ -+ -+ /* -+ * Compute the performance counter ctrl word. -+ * For now, count kernel and user mode. -+ */ - if (cfg[0].enabled) { -- ctrl |= LOONGSON2_COUNTER1_EVENT(cfg[0].event); -+ ctrl |= LOONGSON2_PERFCTRL_EVENT(0, cfg[0].event); - reg.reset_counter1 = 0x80000000ULL - cfg[0].count; - } - - if (cfg[1].enabled) { -- ctrl |= LOONGSON2_COUNTER2_EVENT(cfg[1].event); -- reg.reset_counter2 = (0x80000000ULL - cfg[1].count); -+ ctrl |= LOONGSON2_PERFCTRL_EVENT(1, cfg[1].event); -+ reg.reset_counter2 = 0x80000000ULL - cfg[1].count; - } - - if (cfg[0].enabled || cfg[1].enabled) { -- ctrl |= LOONGSON2_PERFCNT_EXL | LOONGSON2_PERFCNT_INT_EN; -+ ctrl |= LOONGSON2_PERFCTRL_EXL | LOONGSON2_PERFCTRL_ENABLE; - if (cfg[0].kernel || cfg[1].kernel) -- ctrl |= LOONGSON2_PERFCNT_KERNEL; -+ ctrl |= LOONGSON2_PERFCTRL_KERNEL; - if (cfg[0].user || cfg[1].user) -- ctrl |= LOONGSON2_PERFCNT_USER; -+ ctrl |= LOONGSON2_PERFCTRL_USER; - } - - reg.ctrl = ctrl; - - reg.cnt1_enabled = cfg[0].enabled; - reg.cnt2_enabled = cfg[1].enabled; -- - } - --/* Program all of the registers in preparation for enabling profiling. */ -- - static void loongson2_cpu_setup(void *args) - { -- uint64_t perfcount; -- -- perfcount = (reg.reset_counter2 << 32) | reg.reset_counter1; -- write_c0_perfcnt(perfcount); -+ write_c0_perfcnt((reg.reset_counter2 << 32) | reg.reset_counter1); - } - - static void loongson2_cpu_start(void *args) -@@ -114,15 +109,8 @@ - struct pt_regs *regs = get_irq_regs(); - int enabled; - -- /* -- * LOONGSON2 defines two 32-bit performance counters. -- * To avoid a race updating the registers we need to stop the counters -- * while we're messing with -- * them ... -- */ -- - /* Check whether the irq belongs to me */ -- enabled = read_c0_perfctrl() & LOONGSON2_PERFCNT_INT_EN; -+ enabled = read_c0_perfctrl() & LOONGSON2_PERFCTRL_ENABLE; - if (!enabled) - return IRQ_NONE; - enabled = reg.cnt1_enabled | reg.cnt2_enabled; -@@ -157,7 +145,7 @@ - - static void loongson2_exit(void) - { -- write_c0_perfctrl(0); -+ reset_counters(NULL); - free_irq(LOONGSON2_PERFCNT_IRQ, oprofid); - } - -diff -Nur linux-2.6.34.orig/drivers/ide/ide-iops.c linux-loongson/drivers/ide/ide-iops.c ---- linux-2.6.34.orig/drivers/ide/ide-iops.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/ide/ide-iops.c 2010-05-27 18:12:36.363472774 +0200 +diff -Nur linux-2.6.35.orig/drivers/ide/ide-iops.c linux-2.6.35/drivers/ide/ide-iops.c +--- linux-2.6.35.orig/drivers/ide/ide-iops.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/ide/ide-iops.c 2010-08-05 21:12:33.853620821 +0200 @@ -27,6 +27,8 @@ #include <asm/uaccess.h> #include <asm/io.h> @@ -5170,2823 +1468,12 @@ diff -Nur linux-2.6.34.orig/drivers/ide/ide-iops.c linux-loongson/drivers/ide/id for (list = nien_quirk_list; *list != NULL; list++) if (strstr(m, *list) != NULL) { drive->dev_flags |= IDE_DFLAG_NIEN_QUIRK; -diff -Nur linux-2.6.34.orig/drivers/net/Kconfig linux-loongson/drivers/net/Kconfig ---- linux-2.6.34.orig/drivers/net/Kconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/net/Kconfig 2010-05-27 18:15:36.182214625 +0200 -@@ -2432,6 +2432,13 @@ - Some boards that use the Discovery chipset are the Momenco - Ocelot C and Jaguar ATX and Pegasos II. +diff -Nur linux-2.6.35.orig/drivers/net/wireless/Kconfig linux-2.6.35/drivers/net/wireless/Kconfig +--- linux-2.6.35.orig/drivers/net/wireless/Kconfig 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/net/wireless/Kconfig 2010-08-05 21:12:33.893625922 +0200 +@@ -219,6 +219,19 @@ -+config TITAN_GE -+ bool "PMC-Sierra TITAN Gigabit Ethernet Support" -+ depends on PMC_YOSEMITE -+ help -+ This enables support for the the integrated ethernet of -+ PMC-Sierra's Titan SoC. -+ - config XILINX_LL_TEMAC - tristate "Xilinx LL TEMAC (LocalLink Tri-mode Ethernet MAC) driver" - select PHYLIB -diff -Nur linux-2.6.34.orig/drivers/net/Makefile linux-loongson/drivers/net/Makefile ---- linux-2.6.34.orig/drivers/net/Makefile 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/net/Makefile 2010-05-27 18:15:36.182214625 +0200 -@@ -154,6 +154,8 @@ - obj-$(CONFIG_QLCNIC) += qlcnic/ - obj-$(CONFIG_QLGE) += qlge/ - -+obj-$(CONFIG_TITAN_GE) += titan_mdio.o titan_ge.o -+ - obj-$(CONFIG_PPP) += ppp_generic.o - obj-$(CONFIG_PPP_ASYNC) += ppp_async.o - obj-$(CONFIG_PPP_SYNC_TTY) += ppp_synctty.o -diff -Nur linux-2.6.34.orig/drivers/net/titan_ge.c linux-loongson/drivers/net/titan_ge.c ---- linux-2.6.34.orig/drivers/net/titan_ge.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/titan_ge.c 2010-05-27 18:12:39.084716399 +0200 -@@ -0,0 +1,2069 @@ -+/* -+ * drivers/net/titan_ge.c - Driver for Titan ethernet ports -+ * -+ * Copyright (C) 2003 PMC-Sierra Inc. -+ * Author : Manish Lachwani (lachwani@pmc-sierra.com) -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * as published by the Free Software Foundation; either version 2 -+ * of the License, or (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ */ -+ -+/* -+ * The MAC unit of the Titan consists of the following: -+ * -+ * -> XDMA Engine to move data to from the memory to the MAC packet FIFO -+ * -> FIFO is where the incoming and outgoing data is placed -+ * -> TRTG is the unit that pulls the data from the FIFO for Tx and pushes -+ * the data into the FIFO for Rx -+ * -> TMAC is the outgoing MAC interface and RMAC is the incoming. -+ * -> AFX is the address filtering block -+ * -> GMII block to communicate with the PHY -+ * -+ * Rx will look like the following: -+ * GMII --> RMAC --> AFX --> TRTG --> Rx FIFO --> XDMA --> CPU memory -+ * -+ * Tx will look like the following: -+ * CPU memory --> XDMA --> Tx FIFO --> TRTG --> TMAC --> GMII -+ * -+ * The Titan driver has support for the following performance features: -+ * -> Rx side checksumming -+ * -> Jumbo Frames -+ * -> Interrupt Coalscing -+ * -> Rx NAPI -+ * -> SKB Recycling -+ * -> Transmit/Receive descriptors in SRAM -+ * -> Fast routing for IP forwarding -+ */ -+ -+#include <linux/dma-mapping.h> -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/sched.h> -+#include <linux/ioport.h> -+#include <linux/interrupt.h> -+#include <linux/slab.h> -+#include <linux/string.h> -+#include <linux/errno.h> -+#include <linux/ip.h> -+#include <linux/init.h> -+#include <linux/in.h> -+#include <linux/platform_device.h> -+#include <linux/netdevice.h> -+#include <linux/etherdevice.h> -+#include <linux/skbuff.h> -+#include <linux/mii.h> -+#include <linux/delay.h> -+#include <linux/skbuff.h> -+#include <linux/prefetch.h> -+ -+/* For MII specifc registers, titan_mdio.h should be included */ -+#include <net/ip.h> -+ -+#include <asm/bitops.h> -+#include <asm/io.h> -+#include <asm/types.h> -+#include <asm/pgtable.h> -+#include <asm/system.h> -+#include <asm/titan_dep.h> -+ -+#include "titan_ge.h" -+#include "titan_mdio.h" -+ -+/* Static Function Declarations */ -+static int titan_ge_eth_open(struct net_device *); -+static void titan_ge_eth_stop(struct net_device *); -+static struct net_device_stats *titan_ge_get_stats(struct net_device *); -+static int titan_ge_init_rx_desc_ring(titan_ge_port_info *, int, int, -+ unsigned long, unsigned long, -+ unsigned long); -+static int titan_ge_init_tx_desc_ring(titan_ge_port_info *, int, -+ unsigned long, unsigned long); -+ -+static int titan_ge_open(struct net_device *); -+static int titan_ge_start_xmit(struct sk_buff *, struct net_device *); -+static int titan_ge_stop(struct net_device *); -+ -+static unsigned long titan_ge_tx_coal(unsigned long, int); -+ -+static void titan_ge_port_reset(unsigned int); -+static int titan_ge_free_tx_queue(titan_ge_port_info *); -+static int titan_ge_rx_task(struct net_device *, titan_ge_port_info *); -+static int titan_ge_port_start(struct net_device *, titan_ge_port_info *); -+ -+static int titan_ge_return_tx_desc(titan_ge_port_info *, int); -+ -+/* -+ * Some configuration for the FIFO and the XDMA channel needs -+ * to be done only once for all the ports. This flag controls -+ * that -+ */ -+static unsigned long config_done; -+ -+/* -+ * One time out of memory flag -+ */ -+static unsigned int oom_flag; -+ -+static int titan_ge_poll(struct net_device *netdev, int *budget); -+ -+static int titan_ge_receive_queue(struct net_device *, unsigned int); -+ -+static struct platform_device *titan_ge_device[3]; -+ -+/* MAC Address */ -+extern unsigned char titan_ge_mac_addr_base[6]; -+ -+unsigned long titan_ge_base; -+static unsigned long titan_ge_sram; -+ -+static char titan_string[] = "titan"; -+ -+/* -+ * The Titan GE has two alignment requirements: -+ * -> skb->data to be cacheline aligned (32 byte) -+ * -> IP header alignment to 16 bytes -+ * -+ * The latter is not implemented. So, that results in an extra copy on -+ * the Rx. This is a big performance hog. For the former case, the -+ * dev_alloc_skb() has been replaced with titan_ge_alloc_skb(). The size -+ * requested is calculated: -+ * -+ * Ethernet Frame Size : 1518 -+ * Ethernet Header : 14 -+ * Future Titan change for IP header alignment : 2 -+ * -+ * Hence, we allocate (1518 + 14 + 2+ 64) = 1580 bytes. For IP header -+ * alignment, we use skb_reserve(). -+ */ -+ -+#define ALIGNED_RX_SKB_ADDR(addr) \ -+ ((((unsigned long)(addr) + (64UL - 1UL)) \ -+ & ~(64UL - 1UL)) - (unsigned long)(addr)) -+ -+#define titan_ge_alloc_skb(__length, __gfp_flags) \ -+({ struct sk_buff *__skb; \ -+ __skb = alloc_skb((__length) + 64, (__gfp_flags)); \ -+ if(__skb) { \ -+ int __offset = (int) ALIGNED_RX_SKB_ADDR(__skb->data); \ -+ if(__offset) \ -+ skb_reserve(__skb, __offset); \ -+ } \ -+ __skb; \ -+}) -+ -+/* -+ * Configure the GMII block of the Titan based on what the PHY tells us -+ */ -+static void titan_ge_gmii_config(int port_num) -+{ -+ unsigned int reg_data = 0, phy_reg; -+ int err; -+ -+ err = titan_ge_mdio_read(port_num, TITAN_GE_MDIO_PHY_STATUS, &phy_reg); -+ -+ if (err == TITAN_GE_MDIO_ERROR) { -+ printk(KERN_ERR -+ "Could not read PHY control register 0x11 \n"); -+ printk(KERN_ERR -+ "Setting speed to 1000 Mbps and Duplex to Full \n"); -+ -+ return; -+ } -+ -+ err = titan_ge_mdio_write(port_num, TITAN_GE_MDIO_PHY_IE, 0); -+ -+ if (phy_reg & 0x8000) { -+ if (phy_reg & 0x2000) { -+ /* Full Duplex and 1000 Mbps */ -+ TITAN_GE_WRITE((TITAN_GE_GMII_CONFIG_MODE + -+ (port_num << 12)), 0x201); -+ } else { -+ /* Half Duplex and 1000 Mbps */ -+ TITAN_GE_WRITE((TITAN_GE_GMII_CONFIG_MODE + -+ (port_num << 12)), 0x2201); -+ } -+ } -+ if (phy_reg & 0x4000) { -+ if (phy_reg & 0x2000) { -+ /* Full Duplex and 100 Mbps */ -+ TITAN_GE_WRITE((TITAN_GE_GMII_CONFIG_MODE + -+ (port_num << 12)), 0x100); -+ } else { -+ /* Half Duplex and 100 Mbps */ -+ TITAN_GE_WRITE((TITAN_GE_GMII_CONFIG_MODE + -+ (port_num << 12)), 0x2100); -+ } -+ } -+ reg_data = TITAN_GE_READ(TITAN_GE_GMII_CONFIG_GENERAL + -+ (port_num << 12)); -+ reg_data |= 0x3; -+ TITAN_GE_WRITE((TITAN_GE_GMII_CONFIG_GENERAL + -+ (port_num << 12)), reg_data); -+} -+ -+/* -+ * Enable the TMAC if it is not -+ */ -+static void titan_ge_enable_tx(unsigned int port_num) -+{ -+ unsigned long reg_data; -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_TMAC_CONFIG_1 + (port_num << 12)); -+ if (!(reg_data & 0x8000)) { -+ printk("TMAC disabled for port %d!! \n", port_num); -+ -+ reg_data |= 0x0001; /* Enable TMAC */ -+ reg_data |= 0x4000; /* CRC Check Enable */ -+ reg_data |= 0x2000; /* Padding enable */ -+ reg_data |= 0x0800; /* CRC Add enable */ -+ reg_data |= 0x0080; /* PAUSE frame */ -+ -+ TITAN_GE_WRITE((TITAN_GE_TMAC_CONFIG_1 + -+ (port_num << 12)), reg_data); -+ } -+} -+ -+/* -+ * Tx Timeout function -+ */ -+static void titan_ge_tx_timeout(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ -+ printk(KERN_INFO "%s: TX timeout ", netdev->name); -+ printk(KERN_INFO "Resetting card \n"); -+ -+ /* Do the reset outside of interrupt context */ -+ schedule_work(&titan_ge_eth->tx_timeout_task); -+} -+ -+/* -+ * Update the AFX tables for UC and MC for slice 0 only -+ */ -+static void titan_ge_update_afx(titan_ge_port_info * titan_ge_eth) -+{ -+ int port = titan_ge_eth->port_num; -+ unsigned int i; -+ volatile unsigned long reg_data = 0; -+ u8 p_addr[6]; -+ -+ memcpy(p_addr, titan_ge_eth->port_mac_addr, 6); -+ -+ /* Set the MAC address here for TMAC and RMAC */ -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_HI + (port << 12)), -+ ((p_addr[5] << 8) | p_addr[4])); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_MID + (port << 12)), -+ ((p_addr[3] << 8) | p_addr[2])); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_LOW + (port << 12)), -+ ((p_addr[1] << 8) | p_addr[0])); -+ -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_HI + (port << 12)), -+ ((p_addr[5] << 8) | p_addr[4])); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_MID + (port << 12)), -+ ((p_addr[3] << 8) | p_addr[2])); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_LOW + (port << 12)), -+ ((p_addr[1] << 8) | p_addr[0])); -+ -+ TITAN_GE_WRITE((0x112c | (port << 12)), 0x1); -+ /* Configure the eight address filters */ -+ for (i = 0; i < 8; i++) { -+ /* Select each of the eight filters */ -+ TITAN_GE_WRITE((TITAN_GE_AFX_ADDRS_FILTER_CTRL_2 + -+ (port << 12)), i); -+ -+ /* Configure the match */ -+ reg_data = 0x9; /* Forward Enable Bit */ -+ TITAN_GE_WRITE((TITAN_GE_AFX_ADDRS_FILTER_CTRL_0 + -+ (port << 12)), reg_data); -+ -+ /* Finally, AFX Exact Match Address Registers */ -+ TITAN_GE_WRITE((TITAN_GE_AFX_EXACT_MATCH_LOW + (port << 12)), -+ ((p_addr[1] << 8) | p_addr[0])); -+ TITAN_GE_WRITE((TITAN_GE_AFX_EXACT_MATCH_MID + (port << 12)), -+ ((p_addr[3] << 8) | p_addr[2])); -+ TITAN_GE_WRITE((TITAN_GE_AFX_EXACT_MATCH_HIGH + (port << 12)), -+ ((p_addr[5] << 8) | p_addr[4])); -+ -+ /* VLAN id set to 0 */ -+ TITAN_GE_WRITE((TITAN_GE_AFX_EXACT_MATCH_VID + -+ (port << 12)), 0); -+ } -+} -+ -+/* -+ * Actual Routine to reset the adapter when the timeout occurred -+ */ -+static void titan_ge_tx_timeout_task(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ int port = titan_ge_eth->port_num; -+ -+ printk("Titan GE: Transmit timed out. Resetting ... \n"); -+ -+ /* Dump debug info */ -+ printk(KERN_ERR "TRTG cause : %x \n", -+ TITAN_GE_READ(0x100c + (port << 12))); -+ -+ /* Fix this for the other ports */ -+ printk(KERN_ERR "FIFO cause : %x \n", TITAN_GE_READ(0x482c)); -+ printk(KERN_ERR "IE cause : %x \n", TITAN_GE_READ(0x0040)); -+ printk(KERN_ERR "XDMA GDI ERROR : %x \n", -+ TITAN_GE_READ(0x5008 + (port << 8))); -+ printk(KERN_ERR "CHANNEL ERROR: %x \n", -+ TITAN_GE_READ(TITAN_GE_CHANNEL0_INTERRUPT -+ + (port << 8))); -+ -+ netif_device_detach(netdev); -+ titan_ge_port_reset(titan_ge_eth->port_num); -+ titan_ge_port_start(netdev, titan_ge_eth); -+ netif_device_attach(netdev); -+} -+ -+/* -+ * Change the MTU of the Ethernet Device -+ */ -+static int titan_ge_change_mtu(struct net_device *netdev, int new_mtu) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned long flags; -+ -+ if ((new_mtu > 9500) || (new_mtu < 64)) -+ return -EINVAL; -+ -+ spin_lock_irqsave(&titan_ge_eth->lock, flags); -+ -+ netdev->mtu = new_mtu; -+ -+ /* Now we have to reopen the interface so that SKBs with the new -+ * size will be allocated */ -+ -+ if (netif_running(netdev)) { -+ titan_ge_eth_stop(netdev); -+ -+ if (titan_ge_eth_open(netdev) != TITAN_OK) { -+ printk(KERN_ERR -+ "%s: Fatal error on opening device\n", -+ netdev->name); -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ return -1; -+ } -+ } -+ -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ return 0; -+} -+ -+/* -+ * Titan Gbe Interrupt Handler. All the three ports send interrupt to one line -+ * only. Once an interrupt is triggered, figure out the port and then check -+ * the channel. -+ */ -+static irqreturn_t titan_ge_int_handler(int irq, void *dev_id) -+{ -+ struct net_device *netdev = (struct net_device *) dev_id; -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ unsigned int reg_data; -+ unsigned int eth_int_cause_error = 0, is; -+ unsigned long eth_int_cause1; -+ int err = 0; -+#ifdef CONFIG_SMP -+ unsigned long eth_int_cause2; -+#endif -+ -+ /* Ack the CPU interrupt */ -+ switch (port_num) { -+ case 0: -+ is = OCD_READ(RM9000x2_OCD_INTP0STATUS1); -+ OCD_WRITE(RM9000x2_OCD_INTP0CLEAR1, is); -+ -+#ifdef CONFIG_SMP -+ is = OCD_READ(RM9000x2_OCD_INTP1STATUS1); -+ OCD_WRITE(RM9000x2_OCD_INTP1CLEAR1, is); -+#endif -+ break; -+ -+ case 1: -+ is = OCD_READ(RM9000x2_OCD_INTP0STATUS0); -+ OCD_WRITE(RM9000x2_OCD_INTP0CLEAR0, is); -+ -+#ifdef CONFIG_SMP -+ is = OCD_READ(RM9000x2_OCD_INTP1STATUS0); -+ OCD_WRITE(RM9000x2_OCD_INTP1CLEAR0, is); -+#endif -+ break; -+ -+ case 2: -+ is = OCD_READ(RM9000x2_OCD_INTP0STATUS4); -+ OCD_WRITE(RM9000x2_OCD_INTP0CLEAR4, is); -+ -+#ifdef CONFIG_SMP -+ is = OCD_READ(RM9000x2_OCD_INTP1STATUS4); -+ OCD_WRITE(RM9000x2_OCD_INTP1CLEAR4, is); -+#endif -+ } -+ -+ eth_int_cause1 = TITAN_GE_READ(TITAN_GE_INTR_XDMA_CORE_A); -+#ifdef CONFIG_SMP -+ eth_int_cause2 = TITAN_GE_READ(TITAN_GE_INTR_XDMA_CORE_B); -+#endif -+ -+ /* Spurious interrupt */ -+#ifdef CONFIG_SMP -+ if ( (eth_int_cause1 == 0) && (eth_int_cause2 == 0)) { -+#else -+ if (eth_int_cause1 == 0) { -+#endif -+ eth_int_cause_error = TITAN_GE_READ(TITAN_GE_CHANNEL0_INTERRUPT + -+ (port_num << 8)); -+ -+ if (eth_int_cause_error == 0) -+ return IRQ_NONE; -+ } -+ -+ /* Handle Tx first. No need to ack interrupts */ -+#ifdef CONFIG_SMP -+ if ( (eth_int_cause1 & 0x20202) || -+ (eth_int_cause2 & 0x20202) ) -+#else -+ if (eth_int_cause1 & 0x20202) -+#endif -+ titan_ge_free_tx_queue(titan_ge_eth); -+ -+ /* Handle the Rx next */ -+#ifdef CONFIG_SMP -+ if ( (eth_int_cause1 & 0x10101) || -+ (eth_int_cause2 & 0x10101)) { -+#else -+ if (eth_int_cause1 & 0x10101) { -+#endif -+ if (netif_rx_schedule_prep(netdev)) { -+ unsigned int ack; -+ -+ ack = TITAN_GE_READ(TITAN_GE_INTR_XDMA_IE); -+ /* Disable Tx and Rx both */ -+ if (port_num == 0) -+ ack &= ~(0x3); -+ if (port_num == 1) -+ ack &= ~(0x300); -+ -+ if (port_num == 2) -+ ack &= ~(0x30000); -+ -+ /* Interrupts have been disabled */ -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_IE, ack); -+ -+ __netif_rx_schedule(netdev); -+ } -+ } -+ -+ /* Handle error interrupts */ -+ if (eth_int_cause_error && (eth_int_cause_error != 0x2)) { -+ printk(KERN_ERR -+ "XDMA Channel Error : %x on port %d\n", -+ eth_int_cause_error, port_num); -+ -+ printk(KERN_ERR -+ "XDMA GDI Hardware error : %x on port %d\n", -+ TITAN_GE_READ(0x5008 + (port_num << 8)), port_num); -+ -+ printk(KERN_ERR -+ "XDMA currently has %d Rx descriptors \n", -+ TITAN_GE_READ(0x5048 + (port_num << 8))); -+ -+ printk(KERN_ERR -+ "XDMA currently has prefetcted %d Rx descriptors \n", -+ TITAN_GE_READ(0x505c + (port_num << 8))); -+ -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_INTERRUPT + -+ (port_num << 8)), eth_int_cause_error); -+ } -+ -+ /* -+ * PHY interrupt to inform abt the changes. Reading the -+ * PHY Status register will clear the interrupt -+ */ -+ if ((!(eth_int_cause1 & 0x30303)) && -+ (eth_int_cause_error == 0)) { -+ err = -+ titan_ge_mdio_read(port_num, -+ TITAN_GE_MDIO_PHY_IS, ®_data); -+ -+ if (reg_data & 0x0400) { -+ /* Link status change */ -+ titan_ge_mdio_read(port_num, -+ TITAN_GE_MDIO_PHY_STATUS, ®_data); -+ if (!(reg_data & 0x0400)) { -+ /* Link is down */ -+ netif_carrier_off(netdev); -+ netif_stop_queue(netdev); -+ } else { -+ /* Link is up */ -+ netif_carrier_on(netdev); -+ netif_wake_queue(netdev); -+ -+ /* Enable the queue */ -+ titan_ge_enable_tx(port_num); -+ } -+ } -+ } -+ -+ return IRQ_HANDLED; -+} -+ -+/* -+ * Multicast and Promiscuous mode set. The -+ * set_multi entry point is called whenever the -+ * multicast address list or the network interface -+ * flags are updated. -+ */ -+static void titan_ge_set_multi(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ unsigned long reg_data; -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_AFX_ADDRS_FILTER_CTRL_1 + -+ (port_num << 12)); -+ -+ if (netdev->flags & IFF_PROMISC) { -+ reg_data |= 0x2; -+ } -+ else if (netdev->flags & IFF_ALLMULTI) { -+ reg_data |= 0x01; -+ reg_data |= 0x400; /* Use the 64-bit Multicast Hash bin */ -+ } -+ else { -+ reg_data = 0x2; -+ } -+ -+ TITAN_GE_WRITE((TITAN_GE_AFX_ADDRS_FILTER_CTRL_1 + -+ (port_num << 12)), reg_data); -+ if (reg_data & 0x01) { -+ TITAN_GE_WRITE((TITAN_GE_AFX_MULTICAST_HASH_LOW + -+ (port_num << 12)), 0xffff); -+ TITAN_GE_WRITE((TITAN_GE_AFX_MULTICAST_HASH_MIDLOW + -+ (port_num << 12)), 0xffff); -+ TITAN_GE_WRITE((TITAN_GE_AFX_MULTICAST_HASH_MIDHI + -+ (port_num << 12)), 0xffff); -+ TITAN_GE_WRITE((TITAN_GE_AFX_MULTICAST_HASH_HI + -+ (port_num << 12)), 0xffff); -+ } -+} -+ -+/* -+ * Open the network device -+ */ -+static int titan_ge_open(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ unsigned int irq = TITAN_ETH_PORT_IRQ - port_num; -+ int retval; -+ -+ retval = request_irq(irq, titan_ge_int_handler, -+ SA_INTERRUPT | SA_SAMPLE_RANDOM , netdev->name, netdev); -+ -+ if (retval != 0) { -+ printk(KERN_ERR "Cannot assign IRQ number to TITAN GE \n"); -+ return -1; -+ } -+ -+ netdev->irq = irq; -+ printk(KERN_INFO "Assigned IRQ %d to port %d\n", irq, port_num); -+ -+ spin_lock_irq(&(titan_ge_eth->lock)); -+ -+ if (titan_ge_eth_open(netdev) != TITAN_OK) { -+ spin_unlock_irq(&(titan_ge_eth->lock)); -+ printk("%s: Error opening interface \n", netdev->name); -+ free_irq(netdev->irq, netdev); -+ return -EBUSY; -+ } -+ -+ spin_unlock_irq(&(titan_ge_eth->lock)); -+ -+ return 0; -+} -+ -+/* -+ * Allocate the SKBs for the Rx ring. Also used -+ * for refilling the queue -+ */ -+static int titan_ge_rx_task(struct net_device *netdev, -+ titan_ge_port_info *titan_ge_port) -+{ -+ struct device *device = &titan_ge_device[titan_ge_port->port_num]->dev; -+ volatile titan_ge_rx_desc *rx_desc; -+ struct sk_buff *skb; -+ int rx_used_desc; -+ int count = 0; -+ -+ while (titan_ge_port->rx_ring_skbs < titan_ge_port->rx_ring_size) { -+ -+ /* First try to get the skb from the recycler */ -+#ifdef TITAN_GE_JUMBO_FRAMES -+ skb = titan_ge_alloc_skb(TITAN_GE_JUMBO_BUFSIZE, GFP_ATOMIC); -+#else -+ skb = titan_ge_alloc_skb(TITAN_GE_STD_BUFSIZE, GFP_ATOMIC); -+#endif -+ if (unlikely(!skb)) { -+ /* OOM, set the flag */ -+ printk("OOM \n"); -+ oom_flag = 1; -+ break; -+ } -+ count++; -+ skb->dev = netdev; -+ -+ titan_ge_port->rx_ring_skbs++; -+ -+ rx_used_desc = titan_ge_port->rx_used_desc_q; -+ rx_desc = &(titan_ge_port->rx_desc_area[rx_used_desc]); -+ -+#ifdef TITAN_GE_JUMBO_FRAMES -+ rx_desc->buffer_addr = dma_map_single(device, skb->data, -+ TITAN_GE_JUMBO_BUFSIZE - 2, DMA_FROM_DEVICE); -+#else -+ rx_desc->buffer_addr = dma_map_single(device, skb->data, -+ TITAN_GE_STD_BUFSIZE - 2, DMA_FROM_DEVICE); -+#endif -+ -+ titan_ge_port->rx_skb[rx_used_desc] = skb; -+ rx_desc->cmd_sts = TITAN_GE_RX_BUFFER_OWNED; -+ -+ titan_ge_port->rx_used_desc_q = -+ (rx_used_desc + 1) % TITAN_GE_RX_QUEUE; -+ } -+ -+ return count; -+} -+ -+/* -+ * Actual init of the Tital GE port. There is one register for -+ * the channel configuration -+ */ -+static void titan_port_init(struct net_device *netdev, -+ titan_ge_port_info * titan_ge_eth) -+{ -+ unsigned long reg_data; -+ -+ titan_ge_port_reset(titan_ge_eth->port_num); -+ -+ /* First reset the TMAC */ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG); -+ reg_data |= 0x80000000; -+ TITAN_GE_WRITE(TITAN_GE_CHANNEL0_CONFIG, reg_data); -+ -+ udelay(30); -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG); -+ reg_data &= ~(0xc0000000); -+ TITAN_GE_WRITE(TITAN_GE_CHANNEL0_CONFIG, reg_data); -+ -+ /* Now reset the RMAC */ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG); -+ reg_data |= 0x00080000; -+ TITAN_GE_WRITE(TITAN_GE_CHANNEL0_CONFIG, reg_data); -+ -+ udelay(30); -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG); -+ reg_data &= ~(0x000c0000); -+ TITAN_GE_WRITE(TITAN_GE_CHANNEL0_CONFIG, reg_data); -+} -+ -+/* -+ * Start the port. All the hardware specific configuration -+ * for the XDMA, Tx FIFO, Rx FIFO, TMAC, RMAC, TRTG and AFX -+ * go here -+ */ -+static int titan_ge_port_start(struct net_device *netdev, -+ titan_ge_port_info * titan_port) -+{ -+ volatile unsigned long reg_data, reg_data1; -+ int port_num = titan_port->port_num; -+ int count = 0; -+ unsigned long reg_data_1; -+ -+ if (config_done == 0) { -+ reg_data = TITAN_GE_READ(0x0004); -+ reg_data |= 0x100; -+ TITAN_GE_WRITE(0x0004, reg_data); -+ -+ reg_data &= ~(0x100); -+ TITAN_GE_WRITE(0x0004, reg_data); -+ -+ /* Turn on GMII/MII mode and turn off TBI mode */ -+ reg_data = TITAN_GE_READ(TITAN_GE_TSB_CTRL_1); -+ reg_data |= 0x00000700; -+ reg_data &= ~(0x00800000); /* Fencing */ -+ -+ TITAN_GE_WRITE(0x000c, 0x00001100); -+ -+ TITAN_GE_WRITE(TITAN_GE_TSB_CTRL_1, reg_data); -+ -+ /* Set the CPU Resource Limit register */ -+ TITAN_GE_WRITE(0x00f8, 0x8); -+ -+ /* Be conservative when using the BIU buffers */ -+ TITAN_GE_WRITE(0x0068, 0x4); -+ } -+ -+ titan_port->tx_threshold = 0; -+ titan_port->rx_threshold = 0; -+ -+ /* We need to write the descriptors for Tx and Rx */ -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_TX_DESC + (port_num << 8)), -+ (unsigned long) titan_port->tx_dma); -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_RX_DESC + (port_num << 8)), -+ (unsigned long) titan_port->rx_dma); -+ -+ if (config_done == 0) { -+ /* Step 1: XDMA config */ -+ reg_data = TITAN_GE_READ(TITAN_GE_XDMA_CONFIG); -+ reg_data &= ~(0x80000000); /* clear reset */ -+ reg_data |= 0x1 << 29; /* sparse tx descriptor spacing */ -+ reg_data |= 0x1 << 28; /* sparse rx descriptor spacing */ -+ reg_data |= (0x1 << 23) | (0x1 << 24); /* Descriptor Coherency */ -+ reg_data |= (0x1 << 21) | (0x1 << 22); /* Data Coherency */ -+ TITAN_GE_WRITE(TITAN_GE_XDMA_CONFIG, reg_data); -+ } -+ -+ /* IR register for the XDMA */ -+ reg_data = TITAN_GE_READ(TITAN_GE_GDI_INTERRUPT_ENABLE + (port_num << 8)); -+ reg_data |= 0x80068000; /* No Rx_OOD */ -+ TITAN_GE_WRITE((TITAN_GE_GDI_INTERRUPT_ENABLE + (port_num << 8)), reg_data); -+ -+ /* Start the Tx and Rx XDMA controller */ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG + (port_num << 8)); -+ reg_data &= 0x4fffffff; /* Clear tx reset */ -+ reg_data &= 0xfff4ffff; /* Clear rx reset */ -+ -+#ifdef TITAN_GE_JUMBO_FRAMES -+ reg_data |= 0xa0 | 0x30030000; -+#else -+ reg_data |= 0x40 | 0x20030000; -+#endif -+ -+#ifndef CONFIG_SMP -+ reg_data &= ~(0x10); -+ reg_data |= 0x0f; /* All of the packet */ -+#endif -+ -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_CONFIG + (port_num << 8)), reg_data); -+ -+ /* Rx desc count */ -+ count = titan_ge_rx_task(netdev, titan_port); -+ TITAN_GE_WRITE((0x5048 + (port_num << 8)), count); -+ count = TITAN_GE_READ(0x5048 + (port_num << 8)); -+ -+ udelay(30); -+ -+ /* -+ * Step 2: Configure the SDQPF, i.e. FIFO -+ */ -+ if (config_done == 0) { -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_RXFIFO_CTL); -+ reg_data = 0x1; -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_RXFIFO_CTL, reg_data); -+ reg_data &= ~(0x1); -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_RXFIFO_CTL, reg_data); -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_RXFIFO_CTL); -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_RXFIFO_CTL, reg_data); -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_TXFIFO_CTL); -+ reg_data = 0x1; -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_CTL, reg_data); -+ reg_data &= ~(0x1); -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_CTL, reg_data); -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_TXFIFO_CTL); -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_CTL, reg_data); -+ } -+ /* -+ * Enable RX FIFO 0, 4 and 8 -+ */ -+ if (port_num == 0) { -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_RXFIFO_0); -+ -+ reg_data |= 0x100000; -+ reg_data |= (0xff << 10); -+ -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_RXFIFO_0, reg_data); -+ /* -+ * BAV2,BAV and DAV settings for the Rx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x4844); -+ reg_data1 |= ( (0x10 << 20) | (0x10 << 10) | 0x1); -+ TITAN_GE_WRITE(0x4844, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_RXFIFO_0, reg_data); -+ -+ reg_data = TITAN_GE_READ(TITAN_GE_SDQPF_TXFIFO_0); -+ reg_data |= 0x100000; -+ -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_0, reg_data); -+ -+ reg_data |= (0xff << 10); -+ -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_0, reg_data); -+ -+ /* -+ * BAV2, BAV and DAV settings for the Tx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x4944); -+ reg_data1 = ( (0x1 << 20) | (0x1 << 10) | 0x10); -+ -+ TITAN_GE_WRITE(0x4944, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(TITAN_GE_SDQPF_TXFIFO_0, reg_data); -+ -+ } -+ -+ if (port_num == 1) { -+ reg_data = TITAN_GE_READ(0x4870); -+ -+ reg_data |= 0x100000; -+ reg_data |= (0xff << 10) | (0xff + 1); -+ -+ TITAN_GE_WRITE(0x4870, reg_data); -+ /* -+ * BAV2,BAV and DAV settings for the Rx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x4874); -+ reg_data1 |= ( (0x10 << 20) | (0x10 << 10) | 0x1); -+ TITAN_GE_WRITE(0x4874, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x4870, reg_data); -+ -+ reg_data = TITAN_GE_READ(0x494c); -+ reg_data |= 0x100000; -+ -+ TITAN_GE_WRITE(0x494c, reg_data); -+ reg_data |= (0xff << 10) | (0xff + 1); -+ TITAN_GE_WRITE(0x494c, reg_data); -+ -+ /* -+ * BAV2, BAV and DAV settings for the Tx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x4950); -+ reg_data1 = ( (0x1 << 20) | (0x1 << 10) | 0x10); -+ -+ TITAN_GE_WRITE(0x4950, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x494c, reg_data); -+ } -+ -+ /* -+ * Titan 1.2 revision does support port #2 -+ */ -+ if (port_num == 2) { -+ /* -+ * Put the descriptors in the SRAM -+ */ -+ reg_data = TITAN_GE_READ(0x48a0); -+ -+ reg_data |= 0x100000; -+ reg_data |= (0xff << 10) | (2*(0xff + 1)); -+ -+ TITAN_GE_WRITE(0x48a0, reg_data); -+ /* -+ * BAV2,BAV and DAV settings for the Rx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x48a4); -+ reg_data1 |= ( (0x10 << 20) | (0x10 << 10) | 0x1); -+ TITAN_GE_WRITE(0x48a4, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x48a0, reg_data); -+ -+ reg_data = TITAN_GE_READ(0x4958); -+ reg_data |= 0x100000; -+ -+ TITAN_GE_WRITE(0x4958, reg_data); -+ reg_data |= (0xff << 10) | (2*(0xff + 1)); -+ TITAN_GE_WRITE(0x4958, reg_data); -+ -+ /* -+ * BAV2, BAV and DAV settings for the Tx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x495c); -+ reg_data1 = ( (0x1 << 20) | (0x1 << 10) | 0x10); -+ -+ TITAN_GE_WRITE(0x495c, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x4958, reg_data); -+ } -+ -+ if (port_num == 2) { -+ reg_data = TITAN_GE_READ(0x48a0); -+ -+ reg_data |= 0x100000; -+ reg_data |= (0xff << 10) | (2*(0xff + 1)); -+ -+ TITAN_GE_WRITE(0x48a0, reg_data); -+ /* -+ * BAV2,BAV and DAV settings for the Rx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x48a4); -+ reg_data1 |= ( (0x10 << 20) | (0x10 << 10) | 0x1); -+ TITAN_GE_WRITE(0x48a4, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x48a0, reg_data); -+ -+ reg_data = TITAN_GE_READ(0x4958); -+ reg_data |= 0x100000; -+ -+ TITAN_GE_WRITE(0x4958, reg_data); -+ reg_data |= (0xff << 10) | (2*(0xff + 1)); -+ TITAN_GE_WRITE(0x4958, reg_data); -+ -+ /* -+ * BAV2, BAV and DAV settings for the Tx FIFO -+ */ -+ reg_data1 = TITAN_GE_READ(0x495c); -+ reg_data1 = ( (0x1 << 20) | (0x1 << 10) | 0x10); -+ -+ TITAN_GE_WRITE(0x495c, reg_data1); -+ -+ reg_data &= ~(0x00100000); -+ reg_data |= 0x200000; -+ -+ TITAN_GE_WRITE(0x4958, reg_data); -+ } -+ -+ /* -+ * Step 3: TRTG block enable -+ */ -+ reg_data = TITAN_GE_READ(TITAN_GE_TRTG_CONFIG + (port_num << 12)); -+ -+ /* -+ * This is the 1.2 revision of the chip. It has fix for the -+ * IP header alignment. Now, the IP header begins at an -+ * aligned address and this wont need an extra copy in the -+ * driver. This performance drawback existed in the previous -+ * versions of the silicon -+ */ -+ reg_data_1 = TITAN_GE_READ(0x103c + (port_num << 12)); -+ reg_data_1 |= 0x40000000; -+ TITAN_GE_WRITE((0x103c + (port_num << 12)), reg_data_1); -+ -+ reg_data_1 |= 0x04000000; -+ TITAN_GE_WRITE((0x103c + (port_num << 12)), reg_data_1); -+ -+ mdelay(5); -+ -+ reg_data_1 &= ~(0x04000000); -+ TITAN_GE_WRITE((0x103c + (port_num << 12)), reg_data_1); -+ -+ mdelay(5); -+ -+ reg_data |= 0x0001; -+ TITAN_GE_WRITE((TITAN_GE_TRTG_CONFIG + (port_num << 12)), reg_data); -+ -+ /* -+ * Step 4: Start the Tx activity -+ */ -+ TITAN_GE_WRITE((TITAN_GE_TMAC_CONFIG_2 + (port_num << 12)), 0xe197); -+#ifdef TITAN_GE_JUMBO_FRAMES -+ TITAN_GE_WRITE((0x1258 + (port_num << 12)), 0x4000); -+#endif -+ reg_data = TITAN_GE_READ(TITAN_GE_TMAC_CONFIG_1 + (port_num << 12)); -+ reg_data |= 0x0001; /* Enable TMAC */ -+ reg_data |= 0x6c70; /* PAUSE also set */ -+ -+ TITAN_GE_WRITE((TITAN_GE_TMAC_CONFIG_1 + (port_num << 12)), reg_data); -+ -+ udelay(30); -+ -+ /* Destination Address drop bit */ -+ reg_data = TITAN_GE_READ(TITAN_GE_RMAC_CONFIG_2 + (port_num << 12)); -+ reg_data |= 0x218; /* DA_DROP bit and pause */ -+ TITAN_GE_WRITE((TITAN_GE_RMAC_CONFIG_2 + (port_num << 12)), reg_data); -+ -+ TITAN_GE_WRITE((0x1218 + (port_num << 12)), 0x3); -+ -+#ifdef TITAN_GE_JUMBO_FRAMES -+ TITAN_GE_WRITE((0x1208 + (port_num << 12)), 0x4000); -+#endif -+ /* Start the Rx activity */ -+ reg_data = TITAN_GE_READ(TITAN_GE_RMAC_CONFIG_1 + (port_num << 12)); -+ reg_data |= 0x0001; /* RMAC Enable */ -+ reg_data |= 0x0010; /* CRC Check enable */ -+ reg_data |= 0x0040; /* Min Frame check enable */ -+ reg_data |= 0x4400; /* Max Frame check enable */ -+ -+ TITAN_GE_WRITE((TITAN_GE_RMAC_CONFIG_1 + (port_num << 12)), reg_data); -+ -+ udelay(30); -+ -+ /* -+ * Enable the Interrupts for Tx and Rx -+ */ -+ reg_data1 = TITAN_GE_READ(TITAN_GE_INTR_XDMA_IE); -+ -+ if (port_num == 0) { -+ reg_data1 |= 0x3; -+#ifdef CONFIG_SMP -+ TITAN_GE_WRITE(0x0038, 0x003); -+#else -+ TITAN_GE_WRITE(0x0038, 0x303); -+#endif -+ } -+ -+ if (port_num == 1) { -+ reg_data1 |= 0x300; -+ } -+ -+ if (port_num == 2) -+ reg_data1 |= 0x30000; -+ -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_IE, reg_data1); -+ TITAN_GE_WRITE(0x003c, 0x300); -+ -+ if (config_done == 0) { -+ TITAN_GE_WRITE(0x0024, 0x04000024); /* IRQ vector */ -+ TITAN_GE_WRITE(0x0020, 0x000fb000); /* INTMSG base */ -+ } -+ -+ /* Priority */ -+ reg_data = TITAN_GE_READ(0x1038 + (port_num << 12)); -+ reg_data &= ~(0x00f00000); -+ TITAN_GE_WRITE((0x1038 + (port_num << 12)), reg_data); -+ -+ /* Step 5: GMII config */ -+ titan_ge_gmii_config(port_num); -+ -+ if (config_done == 0) { -+ TITAN_GE_WRITE(0x1a80, 0); -+ config_done = 1; -+ } -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Function to queue the packet for the Ethernet device -+ */ -+static void titan_ge_tx_queue(titan_ge_port_info * titan_ge_eth, -+ struct sk_buff * skb) -+{ -+ struct device *device = &titan_ge_device[titan_ge_eth->port_num]->dev; -+ unsigned int curr_desc = titan_ge_eth->tx_curr_desc_q; -+ volatile titan_ge_tx_desc *tx_curr; -+ int port_num = titan_ge_eth->port_num; -+ -+ tx_curr = &(titan_ge_eth->tx_desc_area[curr_desc]); -+ tx_curr->buffer_addr = -+ dma_map_single(device, skb->data, skb_headlen(skb), -+ DMA_TO_DEVICE); -+ -+ titan_ge_eth->tx_skb[curr_desc] = (struct sk_buff *) skb; -+ tx_curr->buffer_len = skb_headlen(skb); -+ -+ /* Last descriptor enables interrupt and changes ownership */ -+ tx_curr->cmd_sts = 0x1 | (1 << 15) | (1 << 5); -+ -+ /* Kick the XDMA to start the transfer from memory to the FIFO */ -+ TITAN_GE_WRITE((0x5044 + (port_num << 8)), 0x1); -+ -+ /* Current descriptor updated */ -+ titan_ge_eth->tx_curr_desc_q = (curr_desc + 1) % TITAN_GE_TX_QUEUE; -+ -+ /* Prefetch the next descriptor */ -+ prefetch((const void *) -+ &titan_ge_eth->tx_desc_area[titan_ge_eth->tx_curr_desc_q]); -+} -+ -+/* -+ * Actually does the open of the Ethernet device -+ */ -+static int titan_ge_eth_open(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ struct device *device = &titan_ge_device[port_num]->dev; -+ unsigned long reg_data; -+ unsigned int phy_reg; -+ int err = 0; -+ -+ /* Stop the Rx activity */ -+ reg_data = TITAN_GE_READ(TITAN_GE_RMAC_CONFIG_1 + (port_num << 12)); -+ reg_data &= ~(0x00000001); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_CONFIG_1 + (port_num << 12)), reg_data); -+ -+ /* Clear the port interrupts */ -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_INTERRUPT + (port_num << 8)), 0x0); -+ -+ if (config_done == 0) { -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_CORE_A, 0); -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_CORE_B, 0); -+ } -+ -+ /* Set the MAC Address */ -+ memcpy(titan_ge_eth->port_mac_addr, netdev->dev_addr, 6); -+ -+ if (config_done == 0) -+ titan_port_init(netdev, titan_ge_eth); -+ -+ titan_ge_update_afx(titan_ge_eth); -+ -+ /* Allocate the Tx ring now */ -+ titan_ge_eth->tx_ring_skbs = 0; -+ titan_ge_eth->tx_ring_size = TITAN_GE_TX_QUEUE; -+ -+ /* Allocate space in the SRAM for the descriptors */ -+ titan_ge_eth->tx_desc_area = (titan_ge_tx_desc *) -+ (titan_ge_sram + TITAN_TX_RING_BYTES * port_num); -+ titan_ge_eth->tx_dma = TITAN_SRAM_BASE + TITAN_TX_RING_BYTES * port_num; -+ -+ if (!titan_ge_eth->tx_desc_area) { -+ printk(KERN_ERR -+ "%s: Cannot allocate Tx Ring (size %d bytes) for port %d\n", -+ netdev->name, TITAN_TX_RING_BYTES, port_num); -+ return -ENOMEM; -+ } -+ -+ memset(titan_ge_eth->tx_desc_area, 0, titan_ge_eth->tx_desc_area_size); -+ -+ /* Now initialize the Tx descriptor ring */ -+ titan_ge_init_tx_desc_ring(titan_ge_eth, -+ titan_ge_eth->tx_ring_size, -+ (unsigned long) titan_ge_eth->tx_desc_area, -+ (unsigned long) titan_ge_eth->tx_dma); -+ -+ /* Allocate the Rx ring now */ -+ titan_ge_eth->rx_ring_size = TITAN_GE_RX_QUEUE; -+ titan_ge_eth->rx_ring_skbs = 0; -+ -+ titan_ge_eth->rx_desc_area = -+ (titan_ge_rx_desc *)(titan_ge_sram + 0x1000 + TITAN_RX_RING_BYTES * port_num); -+ -+ titan_ge_eth->rx_dma = TITAN_SRAM_BASE + 0x1000 + TITAN_RX_RING_BYTES * port_num; -+ -+ if (!titan_ge_eth->rx_desc_area) { -+ printk(KERN_ERR "%s: Cannot allocate Rx Ring (size %d bytes)\n", -+ netdev->name, TITAN_RX_RING_BYTES); -+ -+ printk(KERN_ERR "%s: Freeing previously allocated TX queues...", -+ netdev->name); -+ -+ dma_free_coherent(device, titan_ge_eth->tx_desc_area_size, -+ (void *) titan_ge_eth->tx_desc_area, -+ titan_ge_eth->tx_dma); -+ -+ return -ENOMEM; -+ } -+ -+ memset(titan_ge_eth->rx_desc_area, 0, titan_ge_eth->rx_desc_area_size); -+ -+ /* Now initialize the Rx ring */ -+#ifdef TITAN_GE_JUMBO_FRAMES -+ if ((titan_ge_init_rx_desc_ring -+ (titan_ge_eth, titan_ge_eth->rx_ring_size, TITAN_GE_JUMBO_BUFSIZE, -+ (unsigned long) titan_ge_eth->rx_desc_area, 0, -+ (unsigned long) titan_ge_eth->rx_dma)) == 0) -+#else -+ if ((titan_ge_init_rx_desc_ring -+ (titan_ge_eth, titan_ge_eth->rx_ring_size, TITAN_GE_STD_BUFSIZE, -+ (unsigned long) titan_ge_eth->rx_desc_area, 0, -+ (unsigned long) titan_ge_eth->rx_dma)) == 0) -+#endif -+ panic("%s: Error initializing RX Ring\n", netdev->name); -+ -+ /* Fill the Rx ring with the SKBs */ -+ titan_ge_port_start(netdev, titan_ge_eth); -+ -+ /* -+ * Check if Interrupt Coalscing needs to be turned on. The -+ * values specified in the register is multiplied by -+ * (8 x 64 nanoseconds) to determine when an interrupt should -+ * be sent to the CPU. -+ */ -+ -+ if (TITAN_GE_TX_COAL) { -+ titan_ge_eth->tx_int_coal = -+ titan_ge_tx_coal(TITAN_GE_TX_COAL, port_num); -+ } -+ -+ err = titan_ge_mdio_read(port_num, TITAN_GE_MDIO_PHY_STATUS, &phy_reg); -+ if (err == TITAN_GE_MDIO_ERROR) { -+ printk(KERN_ERR -+ "Could not read PHY control register 0x11 \n"); -+ return TITAN_ERROR; -+ } -+ if (!(phy_reg & 0x0400)) { -+ netif_carrier_off(netdev); -+ netif_stop_queue(netdev); -+ return TITAN_ERROR; -+ } else { -+ netif_carrier_on(netdev); -+ netif_start_queue(netdev); -+ } -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Queue the packet for Tx. Currently no support for zero copy, -+ * checksum offload and Scatter Gather. The chip does support -+ * Scatter Gather only. But, that wont help here since zero copy -+ * requires support for Tx checksumming also. -+ */ -+int titan_ge_start_xmit(struct sk_buff *skb, struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned long flags; -+ struct net_device_stats *stats; -+//printk("titan_ge_start_xmit\n"); -+ -+ stats = &titan_ge_eth->stats; -+ spin_lock_irqsave(&titan_ge_eth->lock, flags); -+ -+ if ((TITAN_GE_TX_QUEUE - titan_ge_eth->tx_ring_skbs) <= -+ (skb_shinfo(skb)->nr_frags + 1)) { -+ netif_stop_queue(netdev); -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ printk(KERN_ERR "Tx OOD \n"); -+ return 1; -+ } -+ -+ titan_ge_tx_queue(titan_ge_eth, skb); -+ titan_ge_eth->tx_ring_skbs++; -+ -+ if (TITAN_GE_TX_QUEUE <= (titan_ge_eth->tx_ring_skbs + 4)) { -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ titan_ge_free_tx_queue(titan_ge_eth); -+ spin_lock_irqsave(&titan_ge_eth->lock, flags); -+ } -+ -+ stats->tx_bytes += skb->len; -+ stats->tx_packets++; -+ -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ -+ netdev->trans_start = jiffies; -+ -+ return 0; -+} -+ -+/* -+ * Actually does the Rx. Rx side checksumming supported. -+ */ -+static int titan_ge_rx(struct net_device *netdev, int port_num, -+ titan_ge_port_info * titan_ge_port, -+ titan_ge_packet * packet) -+{ -+ int rx_curr_desc, rx_used_desc; -+ volatile titan_ge_rx_desc *rx_desc; -+ -+ rx_curr_desc = titan_ge_port->rx_curr_desc_q; -+ rx_used_desc = titan_ge_port->rx_used_desc_q; -+ -+ if (((rx_curr_desc + 1) % TITAN_GE_RX_QUEUE) == rx_used_desc) -+ return TITAN_ERROR; -+ -+ rx_desc = &(titan_ge_port->rx_desc_area[rx_curr_desc]); -+ -+ if (rx_desc->cmd_sts & TITAN_GE_RX_BUFFER_OWNED) -+ return TITAN_ERROR; -+ -+ packet->skb = titan_ge_port->rx_skb[rx_curr_desc]; -+ packet->len = (rx_desc->cmd_sts & 0x7fff); -+ -+ /* -+ * At this point, we dont know if the checksumming -+ * actually helps relieve CPU. So, keep it for -+ * port 0 only -+ */ -+ packet->checksum = ntohs((rx_desc->buffer & 0xffff0000) >> 16); -+ packet->cmd_sts = rx_desc->cmd_sts; -+ -+ titan_ge_port->rx_curr_desc_q = (rx_curr_desc + 1) % TITAN_GE_RX_QUEUE; -+ -+ /* Prefetch the next descriptor */ -+ prefetch((const void *) -+ &titan_ge_port->rx_desc_area[titan_ge_port->rx_curr_desc_q + 1]); -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Free the Tx queue of the used SKBs -+ */ -+static int titan_ge_free_tx_queue(titan_ge_port_info *titan_ge_eth) -+{ -+ unsigned long flags; -+ -+ /* Take the lock */ -+ spin_lock_irqsave(&(titan_ge_eth->lock), flags); -+ -+ while (titan_ge_return_tx_desc(titan_ge_eth, titan_ge_eth->port_num) == 0) -+ if (titan_ge_eth->tx_ring_skbs != 1) -+ titan_ge_eth->tx_ring_skbs--; -+ -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Threshold beyond which we do the cleaning of -+ * Tx queue and new allocation for the Rx -+ * queue -+ */ -+#define TX_THRESHOLD 4 -+#define RX_THRESHOLD 10 -+ -+/* -+ * Receive the packets and send it to the kernel. -+ */ -+static int titan_ge_receive_queue(struct net_device *netdev, unsigned int max) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ titan_ge_packet packet; -+ struct net_device_stats *stats; -+ struct sk_buff *skb; -+ unsigned long received_packets = 0; -+ unsigned int ack; -+ -+ stats = &titan_ge_eth->stats; -+ -+ while ((--max) -+ && (titan_ge_rx(netdev, port_num, titan_ge_eth, &packet) == TITAN_OK)) { -+ skb = (struct sk_buff *) packet.skb; -+ -+ titan_ge_eth->rx_ring_skbs--; -+ -+ if (--titan_ge_eth->rx_work_limit < 0) -+ break; -+ received_packets++; -+ -+ stats->rx_packets++; -+ stats->rx_bytes += packet.len; -+ -+ if ((packet.cmd_sts & TITAN_GE_RX_PERR) || -+ (packet.cmd_sts & TITAN_GE_RX_OVERFLOW_ERROR) || -+ (packet.cmd_sts & TITAN_GE_RX_TRUNC) || -+ (packet.cmd_sts & TITAN_GE_RX_CRC_ERROR)) { -+ stats->rx_dropped++; -+ dev_kfree_skb_any(skb); -+ -+ continue; -+ } -+ /* -+ * Either support fast path or slow path. Decision -+ * making can really slow down the performance. The -+ * idea is to cut down the number of checks and improve -+ * the fastpath. -+ */ -+ -+ skb_put(skb, packet.len - 2); -+ -+ /* -+ * Increment data pointer by two since thats where -+ * the MAC starts -+ */ -+ skb_reserve(skb, 2); -+ skb->protocol = eth_type_trans(skb, netdev); -+ netif_receive_skb(skb); -+ -+ if (titan_ge_eth->rx_threshold > RX_THRESHOLD) { -+ ack = titan_ge_rx_task(netdev, titan_ge_eth); -+ TITAN_GE_WRITE((0x5048 + (port_num << 8)), ack); -+ titan_ge_eth->rx_threshold = 0; -+ } else -+ titan_ge_eth->rx_threshold++; -+ -+ if (titan_ge_eth->tx_threshold > TX_THRESHOLD) { -+ titan_ge_eth->tx_threshold = 0; -+ titan_ge_free_tx_queue(titan_ge_eth); -+ } -+ else -+ titan_ge_eth->tx_threshold++; -+ -+ } -+ return received_packets; -+} -+ -+ -+/* -+ * Enable the Rx side interrupts -+ */ -+static void titan_ge_enable_int(unsigned int port_num, -+ titan_ge_port_info *titan_ge_eth, -+ struct net_device *netdev) -+{ -+ unsigned long reg_data = TITAN_GE_READ(TITAN_GE_INTR_XDMA_IE); -+ -+ if (port_num == 0) -+ reg_data |= 0x3; -+ if (port_num == 1) -+ reg_data |= 0x300; -+ if (port_num == 2) -+ reg_data |= 0x30000; -+ -+ /* Re-enable interrupts */ -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_IE, reg_data); -+} -+ -+/* -+ * Main function to handle the polling for Rx side NAPI. -+ * Receive interrupts have been disabled at this point. -+ * The poll schedules the transmit followed by receive. -+ */ -+static int titan_ge_poll(struct net_device *netdev, int *budget) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ int port_num = titan_ge_eth->port_num; -+ int work_done = 0; -+ unsigned long flags, status; -+ -+ titan_ge_eth->rx_work_limit = *budget; -+ if (titan_ge_eth->rx_work_limit > netdev->quota) -+ titan_ge_eth->rx_work_limit = netdev->quota; -+ -+ do { -+ /* Do the transmit cleaning work here */ -+ titan_ge_free_tx_queue(titan_ge_eth); -+ -+ /* Ack the Rx interrupts */ -+ if (port_num == 0) -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_CORE_A, 0x3); -+ if (port_num == 1) -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_CORE_A, 0x300); -+ if (port_num == 2) -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_CORE_A, 0x30000); -+ -+ work_done += titan_ge_receive_queue(netdev, 0); -+ -+ /* Out of quota and there is work to be done */ -+ if (titan_ge_eth->rx_work_limit < 0) -+ goto not_done; -+ -+ /* Receive alloc_skb could lead to OOM */ -+ if (oom_flag == 1) { -+ oom_flag = 0; -+ goto oom; -+ } -+ -+ status = TITAN_GE_READ(TITAN_GE_INTR_XDMA_CORE_A); -+ } while (status & 0x30300); -+ -+ /* If we are here, then no more interrupts to process */ -+ goto done; -+ -+not_done: -+ *budget -= work_done; -+ netdev->quota -= work_done; -+ return 1; -+ -+oom: -+ printk(KERN_ERR "OOM \n"); -+ netif_rx_complete(netdev); -+ return 0; -+ -+done: -+ /* -+ * No more packets on the poll list. Turn the interrupts -+ * back on and we should be able to catch the new -+ * packets in the interrupt handler -+ */ -+ if (!work_done) -+ work_done = 1; -+ -+ *budget -= work_done; -+ netdev->quota -= work_done; -+ -+ spin_lock_irqsave(&titan_ge_eth->lock, flags); -+ -+ /* Remove us from the poll list */ -+ netif_rx_complete(netdev); -+ -+ /* Re-enable interrupts */ -+ titan_ge_enable_int(port_num, titan_ge_eth, netdev); -+ -+ spin_unlock_irqrestore(&titan_ge_eth->lock, flags); -+ -+ return 0; -+} -+ -+/* -+ * Close the network device -+ */ -+int titan_ge_stop(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ -+ spin_lock_irq(&(titan_ge_eth->lock)); -+ titan_ge_eth_stop(netdev); -+ free_irq(netdev->irq, netdev); -+ spin_unlock_irq(&titan_ge_eth->lock); -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Free the Tx ring -+ */ -+static void titan_ge_free_tx_rings(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ unsigned int curr; -+ unsigned long reg_data; -+ -+ /* Stop the Tx DMA */ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG + -+ (port_num << 8)); -+ reg_data |= 0xc0000000; -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_CONFIG + -+ (port_num << 8)), reg_data); -+ -+ /* Disable the TMAC */ -+ reg_data = TITAN_GE_READ(TITAN_GE_TMAC_CONFIG_1 + -+ (port_num << 12)); -+ reg_data &= ~(0x00000001); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_CONFIG_1 + -+ (port_num << 12)), reg_data); -+ -+ for (curr = 0; -+ (titan_ge_eth->tx_ring_skbs) && (curr < TITAN_GE_TX_QUEUE); -+ curr++) { -+ if (titan_ge_eth->tx_skb[curr]) { -+ dev_kfree_skb(titan_ge_eth->tx_skb[curr]); -+ titan_ge_eth->tx_ring_skbs--; -+ } -+ } -+ -+ if (titan_ge_eth->tx_ring_skbs != 0) -+ printk -+ ("%s: Error on Tx descriptor free - could not free %d" -+ " descriptors\n", netdev->name, -+ titan_ge_eth->tx_ring_skbs); -+ -+#ifndef TITAN_RX_RING_IN_SRAM -+ dma_free_coherent(&titan_ge_device[port_num]->dev, -+ titan_ge_eth->tx_desc_area_size, -+ (void *) titan_ge_eth->tx_desc_area, -+ titan_ge_eth->tx_dma); -+#endif -+} -+ -+/* -+ * Free the Rx ring -+ */ -+static void titan_ge_free_rx_rings(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ unsigned int curr; -+ unsigned long reg_data; -+ -+ /* Stop the Rx DMA */ -+ reg_data = TITAN_GE_READ(TITAN_GE_CHANNEL0_CONFIG + -+ (port_num << 8)); -+ reg_data |= 0x000c0000; -+ TITAN_GE_WRITE((TITAN_GE_CHANNEL0_CONFIG + -+ (port_num << 8)), reg_data); -+ -+ /* Disable the RMAC */ -+ reg_data = TITAN_GE_READ(TITAN_GE_RMAC_CONFIG_1 + -+ (port_num << 12)); -+ reg_data &= ~(0x00000001); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_CONFIG_1 + -+ (port_num << 12)), reg_data); -+ -+ for (curr = 0; -+ titan_ge_eth->rx_ring_skbs && (curr < TITAN_GE_RX_QUEUE); -+ curr++) { -+ if (titan_ge_eth->rx_skb[curr]) { -+ dev_kfree_skb(titan_ge_eth->rx_skb[curr]); -+ titan_ge_eth->rx_ring_skbs--; -+ } -+ } -+ -+ if (titan_ge_eth->rx_ring_skbs != 0) -+ printk(KERN_ERR -+ "%s: Error in freeing Rx Ring. %d skb's still" -+ " stuck in RX Ring - ignoring them\n", netdev->name, -+ titan_ge_eth->rx_ring_skbs); -+ -+#ifndef TITAN_RX_RING_IN_SRAM -+ dma_free_coherent(&titan_ge_device[port_num]->dev, -+ titan_ge_eth->rx_desc_area_size, -+ (void *) titan_ge_eth->rx_desc_area, -+ titan_ge_eth->rx_dma); -+#endif -+} -+ -+/* -+ * Actually does the stop of the Ethernet device -+ */ -+static void titan_ge_eth_stop(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ -+ netif_stop_queue(netdev); -+ -+ titan_ge_port_reset(titan_ge_eth->port_num); -+ -+ titan_ge_free_tx_rings(netdev); -+ titan_ge_free_rx_rings(netdev); -+ -+ /* Disable the Tx and Rx Interrupts for all channels */ -+ TITAN_GE_WRITE(TITAN_GE_INTR_XDMA_IE, 0x0); -+} -+ -+/* -+ * Update the MAC address. Note that we have to write the -+ * address in three station registers, 16 bits each. And this -+ * has to be done for TMAC and RMAC -+ */ -+static void titan_ge_update_mac_address(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ unsigned int port_num = titan_ge_eth->port_num; -+ u8 p_addr[6]; -+ -+ memcpy(titan_ge_eth->port_mac_addr, netdev->dev_addr, 6); -+ memcpy(p_addr, netdev->dev_addr, 6); -+ -+ /* Update the Address Filtering Match tables */ -+ titan_ge_update_afx(titan_ge_eth); -+ -+ printk("Station MAC : %d %d %d %d %d %d \n", -+ p_addr[5], p_addr[4], p_addr[3], -+ p_addr[2], p_addr[1], p_addr[0]); -+ -+ /* Set the MAC address here for TMAC and RMAC */ -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_HI + (port_num << 12)), -+ ((p_addr[5] << 8) | p_addr[4])); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_MID + (port_num << 12)), -+ ((p_addr[3] << 8) | p_addr[2])); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_STATION_LOW + (port_num << 12)), -+ ((p_addr[1] << 8) | p_addr[0])); -+ -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_HI + (port_num << 12)), -+ ((p_addr[5] << 8) | p_addr[4])); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_MID + (port_num << 12)), -+ ((p_addr[3] << 8) | p_addr[2])); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_STATION_LOW + (port_num << 12)), -+ ((p_addr[1] << 8) | p_addr[0])); -+} -+ -+/* -+ * Set the MAC address of the Ethernet device -+ */ -+static int titan_ge_set_mac_address(struct net_device *dev, void *addr) -+{ -+ titan_ge_port_info *tp = netdev_priv(dev); -+ struct sockaddr *sa = addr; -+ -+ memcpy(dev->dev_addr, sa->sa_data, dev->addr_len); -+ -+ spin_lock_irq(&tp->lock); -+ titan_ge_update_mac_address(dev); -+ spin_unlock_irq(&tp->lock); -+ -+ return 0; -+} -+ -+/* -+ * Get the Ethernet device stats -+ */ -+static struct net_device_stats *titan_ge_get_stats(struct net_device *netdev) -+{ -+ titan_ge_port_info *titan_ge_eth = netdev_priv(netdev); -+ -+ return &titan_ge_eth->stats; -+} -+ -+/* -+ * Initialize the Rx descriptor ring for the Titan Ge -+ */ -+static int titan_ge_init_rx_desc_ring(titan_ge_port_info * titan_eth_port, -+ int rx_desc_num, -+ int rx_buff_size, -+ unsigned long rx_desc_base_addr, -+ unsigned long rx_buff_base_addr, -+ unsigned long rx_dma) -+{ -+ volatile titan_ge_rx_desc *rx_desc; -+ unsigned long buffer_addr; -+ int index; -+ unsigned long titan_ge_rx_desc_bus = rx_dma; -+ -+ buffer_addr = rx_buff_base_addr; -+ rx_desc = (titan_ge_rx_desc *) rx_desc_base_addr; -+ -+ /* Check alignment */ -+ if (rx_buff_base_addr & 0xF) -+ return 0; -+ -+ /* Check Rx buffer size */ -+ if ((rx_buff_size < 8) || (rx_buff_size > TITAN_GE_MAX_RX_BUFFER)) -+ return 0; -+ -+ /* 64-bit alignment -+ if ((rx_buff_base_addr + rx_buff_size) & 0x7) -+ return 0; */ -+ -+ /* Initialize the Rx desc ring */ -+ for (index = 0; index < rx_desc_num; index++) { -+ titan_ge_rx_desc_bus += sizeof(titan_ge_rx_desc); -+ rx_desc[index].cmd_sts = 0; -+ rx_desc[index].buffer_addr = buffer_addr; -+ titan_eth_port->rx_skb[index] = NULL; -+ buffer_addr += rx_buff_size; -+ } -+ -+ titan_eth_port->rx_curr_desc_q = 0; -+ titan_eth_port->rx_used_desc_q = 0; -+ -+ titan_eth_port->rx_desc_area = (titan_ge_rx_desc *) rx_desc_base_addr; -+ titan_eth_port->rx_desc_area_size = -+ rx_desc_num * sizeof(titan_ge_rx_desc); -+ -+ titan_eth_port->rx_dma = rx_dma; -+ -+ return TITAN_OK; -+} -+ -+/* -+ * Initialize the Tx descriptor ring. Descriptors in the SRAM -+ */ -+static int titan_ge_init_tx_desc_ring(titan_ge_port_info * titan_ge_port, -+ int tx_desc_num, -+ unsigned long tx_desc_base_addr, -+ unsigned long tx_dma) -+{ -+ titan_ge_tx_desc *tx_desc; -+ int index; -+ unsigned long titan_ge_tx_desc_bus = tx_dma; -+ -+ if (tx_desc_base_addr & 0xF) -+ return 0; -+ -+ tx_desc = (titan_ge_tx_desc *) tx_desc_base_addr; -+ -+ for (index = 0; index < tx_desc_num; index++) { -+ titan_ge_port->tx_dma_array[index] = -+ (dma_addr_t) titan_ge_tx_desc_bus; -+ titan_ge_tx_desc_bus += sizeof(titan_ge_tx_desc); -+ tx_desc[index].cmd_sts = 0x0000; -+ tx_desc[index].buffer_len = 0; -+ tx_desc[index].buffer_addr = 0x00000000; -+ titan_ge_port->tx_skb[index] = NULL; -+ } -+ -+ titan_ge_port->tx_curr_desc_q = 0; -+ titan_ge_port->tx_used_desc_q = 0; -+ -+ titan_ge_port->tx_desc_area = (titan_ge_tx_desc *) tx_desc_base_addr; -+ titan_ge_port->tx_desc_area_size = -+ tx_desc_num * sizeof(titan_ge_tx_desc); -+ -+ titan_ge_port->tx_dma = tx_dma; -+ return TITAN_OK; -+} -+ -+/* -+ * Initialize the device as an Ethernet device -+ */ -+static int __init titan_ge_probe(struct device *device) -+{ -+ titan_ge_port_info *titan_ge_eth; -+ struct net_device *netdev; -+ int port = to_platform_device(device)->id; -+ int err; -+ -+ netdev = alloc_etherdev(sizeof(titan_ge_port_info)); -+ if (!netdev) { -+ err = -ENODEV; -+ goto out; -+ } -+ -+ netdev->open = titan_ge_open; -+ netdev->stop = titan_ge_stop; -+ netdev->hard_start_xmit = titan_ge_start_xmit; -+ netdev->get_stats = titan_ge_get_stats; -+ netdev->set_multicast_list = titan_ge_set_multi; -+ netdev->set_mac_address = titan_ge_set_mac_address; -+ -+ /* Tx timeout */ -+ netdev->tx_timeout = titan_ge_tx_timeout; -+ netdev->watchdog_timeo = 2 * HZ; -+ -+ /* Set these to very high values */ -+ netdev->poll = titan_ge_poll; -+ netdev->weight = 64; -+ -+ netdev->tx_queue_len = TITAN_GE_TX_QUEUE; -+ netif_carrier_off(netdev); -+ netdev->base_addr = 0; -+ -+ netdev->change_mtu = titan_ge_change_mtu; -+ -+ titan_ge_eth = netdev_priv(netdev); -+ /* Allocation of memory for the driver structures */ -+ -+ titan_ge_eth->port_num = port; -+ -+ /* Configure the Tx timeout handler */ -+ INIT_WORK(&titan_ge_eth->tx_timeout_task, -+ (void (*)(void *)) titan_ge_tx_timeout_task, netdev); -+ -+ spin_lock_init(&titan_ge_eth->lock); -+ -+ /* set MAC addresses */ -+ memcpy(netdev->dev_addr, titan_ge_mac_addr_base, 6); -+ netdev->dev_addr[5] += port; -+ -+ err = register_netdev(netdev); -+ -+ if (err) -+ goto out_free_netdev; -+ -+ printk(KERN_NOTICE -+ "%s: port %d with MAC address %02x:%02x:%02x:%02x:%02x:%02x\n", -+ netdev->name, port, netdev->dev_addr[0], -+ netdev->dev_addr[1], netdev->dev_addr[2], -+ netdev->dev_addr[3], netdev->dev_addr[4], -+ netdev->dev_addr[5]); -+ -+ printk(KERN_NOTICE "Rx NAPI supported, Tx Coalescing ON \n"); -+ -+ return 0; -+ -+out_free_netdev: -+ kfree(netdev); -+ -+out: -+ return err; -+} -+ -+static void __devexit titan_device_remove(struct device *device) -+{ -+} -+ -+/* -+ * Reset the Ethernet port -+ */ -+static void titan_ge_port_reset(unsigned int port_num) -+{ -+ unsigned int reg_data; -+ -+ /* Stop the Tx port activity */ -+ reg_data = TITAN_GE_READ(TITAN_GE_TMAC_CONFIG_1 + -+ (port_num << 12)); -+ reg_data &= ~(0x0001); -+ TITAN_GE_WRITE((TITAN_GE_TMAC_CONFIG_1 + -+ (port_num << 12)), reg_data); -+ -+ /* Stop the Rx port activity */ -+ reg_data = TITAN_GE_READ(TITAN_GE_RMAC_CONFIG_1 + -+ (port_num << 12)); -+ reg_data &= ~(0x0001); -+ TITAN_GE_WRITE((TITAN_GE_RMAC_CONFIG_1 + -+ (port_num << 12)), reg_data); -+ -+ return; -+} -+ -+/* -+ * Return the Tx desc after use by the XDMA -+ */ -+static int titan_ge_return_tx_desc(titan_ge_port_info * titan_ge_eth, int port) -+{ -+ int tx_desc_used; -+ struct sk_buff *skb; -+ -+ tx_desc_used = titan_ge_eth->tx_used_desc_q; -+ -+ /* return right away */ -+ if (tx_desc_used == titan_ge_eth->tx_curr_desc_q) -+ return TITAN_ERROR; -+ -+ /* Now the critical stuff */ -+ skb = titan_ge_eth->tx_skb[tx_desc_used]; -+ -+ dev_kfree_skb_any(skb); -+ -+ titan_ge_eth->tx_skb[tx_desc_used] = NULL; -+ titan_ge_eth->tx_used_desc_q = -+ (tx_desc_used + 1) % TITAN_GE_TX_QUEUE; -+ -+ return 0; -+} -+ -+/* -+ * Coalescing for the Tx path -+ */ -+static unsigned long titan_ge_tx_coal(unsigned long delay, int port) -+{ -+ unsigned long rx_delay; -+ -+ rx_delay = TITAN_GE_READ(TITAN_GE_INT_COALESCING); -+ delay = (delay << 16) | rx_delay; -+ -+ TITAN_GE_WRITE(TITAN_GE_INT_COALESCING, delay); -+ TITAN_GE_WRITE(0x5038, delay); -+ -+ return delay; -+} -+ -+static struct device_driver titan_soc_driver = { -+ .name = titan_string, -+ .bus = &platform_bus_type, -+ .probe = titan_ge_probe, -+ .remove = __devexit_p(titan_device_remove), -+}; -+ -+static void titan_platform_release (struct device *device) -+{ -+ struct platform_device *pldev; -+ -+ /* free device */ -+ pldev = to_platform_device (device); -+ kfree (pldev); -+} -+ -+/* -+ * Register the Titan GE with the kernel -+ */ -+static int __init titan_ge_init_module(void) -+{ -+ struct platform_device *pldev; -+ unsigned int version, device; -+ int i; -+ -+ printk(KERN_NOTICE -+ "PMC-Sierra TITAN 10/100/1000 Ethernet Driver \n"); -+ -+ titan_ge_base = (unsigned long) ioremap(TITAN_GE_BASE, TITAN_GE_SIZE); -+ if (!titan_ge_base) { -+ printk("Mapping Titan GE failed\n"); -+ goto out; -+ } -+ -+ device = TITAN_GE_READ(TITAN_GE_DEVICE_ID); -+ version = (device & 0x000f0000) >> 16; -+ device &= 0x0000ffff; -+ -+ printk(KERN_NOTICE "Device Id : %x, Version : %x \n", device, version); -+ -+#ifdef TITAN_RX_RING_IN_SRAM -+ titan_ge_sram = (unsigned long) ioremap(TITAN_SRAM_BASE, -+ TITAN_SRAM_SIZE); -+ if (!titan_ge_sram) { -+ printk("Mapping Titan SRAM failed\n"); -+ goto out_unmap_ge; -+ } -+#endif -+ -+ if (driver_register(&titan_soc_driver)) { -+ printk(KERN_ERR "Driver registration failed\n"); -+ goto out_unmap_sram; -+ } -+ -+ for (i = 0; i < 3; i++) { -+ titan_ge_device[i] = NULL; -+ -+ if (!(pldev = kmalloc (sizeof (*pldev), GFP_KERNEL))) -+ continue; -+ -+ memset (pldev, 0, sizeof (*pldev)); -+ pldev->name = titan_string; -+ pldev->id = i; -+ pldev->dev.release = titan_platform_release; -+ titan_ge_device[i] = pldev; -+ -+ if (platform_device_register (pldev)) { -+ kfree (pldev); -+ titan_ge_device[i] = NULL; -+ continue; -+ } -+ -+ if (!pldev->dev.driver) { -+ /* -+ * The driver was not bound to this device, there was -+ * no hardware at this address. Unregister it, as the -+ * release fuction will take care of freeing the -+ * allocated structure -+ */ -+ titan_ge_device[i] = NULL; -+ platform_device_unregister (pldev); -+ } -+ } -+ -+ return 0; -+ -+out_unmap_sram: -+ iounmap((void *)titan_ge_sram); -+ -+out_unmap_ge: -+ iounmap((void *)titan_ge_base); -+ -+out: -+ return -ENOMEM; -+} -+ -+/* -+ * Unregister the Titan GE from the kernel -+ */ -+static void __exit titan_ge_cleanup_module(void) -+{ -+ int i; -+ -+ driver_unregister(&titan_soc_driver); -+ -+ for (i = 0; i < 3; i++) { -+ if (titan_ge_device[i]) { -+ platform_device_unregister (titan_ge_device[i]); -+ titan_ge_device[i] = NULL; -+ } -+ } -+ -+ iounmap((void *)titan_ge_sram); -+ iounmap((void *)titan_ge_base); -+} -+ -+MODULE_AUTHOR("Manish Lachwani <lachwani@pmc-sierra.com>"); -+MODULE_DESCRIPTION("Titan GE Ethernet driver"); -+MODULE_LICENSE("GPL"); -+ -+module_init(titan_ge_init_module); -+module_exit(titan_ge_cleanup_module); -diff -Nur linux-2.6.34.orig/drivers/net/titan_ge.h linux-loongson/drivers/net/titan_ge.h ---- linux-2.6.34.orig/drivers/net/titan_ge.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/titan_ge.h 2010-05-27 18:12:39.084716399 +0200 -@@ -0,0 +1,415 @@ -+#ifndef _TITAN_GE_H_ -+#define _TITAN_GE_H_ -+ -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/spinlock.h> -+#include <asm/byteorder.h> -+ -+/* -+ * These functions should be later moved to a more generic location since there -+ * will be others accessing it also -+ */ -+ -+/* -+ * This is the way it works: LKB5 Base is at 0x0128. TITAN_BASE is defined in -+ * include/asm/titan_dep.h. TITAN_GE_BASE is the value in the TITAN_GE_LKB5 -+ * register. -+ */ -+ -+#define TITAN_GE_BASE 0xfe000000UL -+#define TITAN_GE_SIZE 0x10000UL -+ -+extern unsigned long titan_ge_base; -+ -+#define TITAN_GE_WRITE(offset, data) \ -+ *(volatile u32 *)(titan_ge_base + (offset)) = (data) -+ -+#define TITAN_GE_READ(offset) *(volatile u32 *)(titan_ge_base + (offset)) -+ -+#ifndef msec_delay -+#define msec_delay(x) do { if(in_interrupt()) { \ -+ /* Don't mdelay in interrupt context! */ \ -+ BUG(); \ -+ } else { \ -+ set_current_state(TASK_UNINTERRUPTIBLE); \ -+ schedule_timeout((x * HZ)/1000); \ -+ } } while(0) -+#endif -+ -+#define TITAN_GE_PORT_0 -+ -+#define TITAN_SRAM_BASE ((OCD_READ(RM9000x2_OCD_LKB13) & ~1) << 4) -+#define TITAN_SRAM_SIZE 0x2000UL -+ -+/* -+ * We may need these constants -+ */ -+#define TITAN_BIT0 0x00000001 -+#define TITAN_BIT1 0x00000002 -+#define TITAN_BIT2 0x00000004 -+#define TITAN_BIT3 0x00000008 -+#define TITAN_BIT4 0x00000010 -+#define TITAN_BIT5 0x00000020 -+#define TITAN_BIT6 0x00000040 -+#define TITAN_BIT7 0x00000080 -+#define TITAN_BIT8 0x00000100 -+#define TITAN_BIT9 0x00000200 -+#define TITAN_BIT10 0x00000400 -+#define TITAN_BIT11 0x00000800 -+#define TITAN_BIT12 0x00001000 -+#define TITAN_BIT13 0x00002000 -+#define TITAN_BIT14 0x00004000 -+#define TITAN_BIT15 0x00008000 -+#define TITAN_BIT16 0x00010000 -+#define TITAN_BIT17 0x00020000 -+#define TITAN_BIT18 0x00040000 -+#define TITAN_BIT19 0x00080000 -+#define TITAN_BIT20 0x00100000 -+#define TITAN_BIT21 0x00200000 -+#define TITAN_BIT22 0x00400000 -+#define TITAN_BIT23 0x00800000 -+#define TITAN_BIT24 0x01000000 -+#define TITAN_BIT25 0x02000000 -+#define TITAN_BIT26 0x04000000 -+#define TITAN_BIT27 0x08000000 -+#define TITAN_BIT28 0x10000000 -+#define TITAN_BIT29 0x20000000 -+#define TITAN_BIT30 0x40000000 -+#define TITAN_BIT31 0x80000000 -+ -+/* Flow Control */ -+#define TITAN_GE_FC_NONE 0x0 -+#define TITAN_GE_FC_FULL 0x1 -+#define TITAN_GE_FC_TX_PAUSE 0x2 -+#define TITAN_GE_FC_RX_PAUSE 0x3 -+ -+/* Duplex Settings */ -+#define TITAN_GE_FULL_DUPLEX 0x1 -+#define TITAN_GE_HALF_DUPLEX 0x2 -+ -+/* Speed settings */ -+#define TITAN_GE_SPEED_1000 0x1 -+#define TITAN_GE_SPEED_100 0x2 -+#define TITAN_GE_SPEED_10 0x3 -+ -+/* Debugging info only */ -+#undef TITAN_DEBUG -+ -+/* Keep the rings in the Titan's SSRAM */ -+#define TITAN_RX_RING_IN_SRAM -+ -+#ifdef CONFIG_64BIT -+#define TITAN_GE_IE_MASK 0xfffffffffb001b64 -+#define TITAN_GE_IE_STATUS 0xfffffffffb001b60 -+#else -+#define TITAN_GE_IE_MASK 0xfb001b64 -+#define TITAN_GE_IE_STATUS 0xfb001b60 -+#endif -+ -+/* Support for Jumbo Frames */ -+#undef TITAN_GE_JUMBO_FRAMES -+ -+/* Rx buffer size */ -+#ifdef TITAN_GE_JUMBO_FRAMES -+#define TITAN_GE_JUMBO_BUFSIZE 9080 -+#else -+#define TITAN_GE_STD_BUFSIZE 1580 -+#endif -+ -+/* -+ * Tx and Rx Interrupt Coalescing parameter. These values are -+ * for 1 Ghz processor. Rx coalescing can be taken care of -+ * by NAPI. NAPI is adaptive and hence useful. Tx coalescing -+ * is not adaptive. Hence, these values need to be adjusted -+ * based on load, CPU speed etc. -+ */ -+#define TITAN_GE_RX_COAL 150 -+#define TITAN_GE_TX_COAL 300 -+ -+#if defined(__BIG_ENDIAN) -+ -+/* Define the Rx descriptor */ -+typedef struct eth_rx_desc { -+ u32 reserved; /* Unused */ -+ u32 buffer_addr; /* CPU buffer address */ -+ u32 cmd_sts; /* Command and Status */ -+ u32 buffer; /* XDMA buffer address */ -+} titan_ge_rx_desc; -+ -+/* Define the Tx descriptor */ -+typedef struct eth_tx_desc { -+ u16 cmd_sts; /* Command, Status and Buffer count */ -+ u16 buffer_len; /* Length of the buffer */ -+ u32 buffer_addr; /* Physical address of the buffer */ -+} titan_ge_tx_desc; -+ -+#elif defined(__LITTLE_ENDIAN) -+ -+/* Define the Rx descriptor */ -+typedef struct eth_rx_desc { -+ u32 buffer_addr; /* CPU buffer address */ -+ u32 reserved; /* Unused */ -+ u32 buffer; /* XDMA buffer address */ -+ u32 cmd_sts; /* Command and Status */ -+} titan_ge_rx_desc; -+ -+/* Define the Tx descriptor */ -+typedef struct eth_tx_desc { -+ u32 buffer_addr; /* Physical address of the buffer */ -+ u16 buffer_len; /* Length of the buffer */ -+ u16 cmd_sts; /* Command, Status and Buffer count */ -+} titan_ge_tx_desc; -+#endif -+ -+/* Default Tx Queue Size */ -+#define TITAN_GE_TX_QUEUE 128 -+#define TITAN_TX_RING_BYTES (TITAN_GE_TX_QUEUE * sizeof(struct eth_tx_desc)) -+ -+/* Default Rx Queue Size */ -+#define TITAN_GE_RX_QUEUE 64 -+#define TITAN_RX_RING_BYTES (TITAN_GE_RX_QUEUE * sizeof(struct eth_rx_desc)) -+ -+/* Packet Structure */ -+typedef struct _pkt_info { -+ unsigned int len; -+ unsigned int cmd_sts; -+ unsigned int buffer; -+ struct sk_buff *skb; -+ unsigned int checksum; -+} titan_ge_packet; -+ -+ -+#define PHYS_CNT 3 -+ -+/* Titan Port specific data structure */ -+typedef struct _eth_port_ctrl { -+ unsigned int port_num; -+ u8 port_mac_addr[6]; -+ -+ /* Rx descriptor pointers */ -+ int rx_curr_desc_q, rx_used_desc_q; -+ -+ /* Tx descriptor pointers */ -+ int tx_curr_desc_q, tx_used_desc_q; -+ -+ /* Rx descriptor area */ -+ volatile titan_ge_rx_desc *rx_desc_area; -+ unsigned int rx_desc_area_size; -+ struct sk_buff* rx_skb[TITAN_GE_RX_QUEUE]; -+ -+ /* Tx Descriptor area */ -+ volatile titan_ge_tx_desc *tx_desc_area; -+ unsigned int tx_desc_area_size; -+ struct sk_buff* tx_skb[TITAN_GE_TX_QUEUE]; -+ -+ /* Timeout task */ -+ struct work_struct tx_timeout_task; -+ -+ /* DMA structures and handles */ -+ dma_addr_t tx_dma; -+ dma_addr_t rx_dma; -+ dma_addr_t tx_dma_array[TITAN_GE_TX_QUEUE]; -+ -+ /* Device lock */ -+ spinlock_t lock; -+ -+ unsigned int tx_ring_skbs; -+ unsigned int rx_ring_size; -+ unsigned int tx_ring_size; -+ unsigned int rx_ring_skbs; -+ -+ struct net_device_stats stats; -+ -+ /* Tx and Rx coalescing */ -+ unsigned long rx_int_coal; -+ unsigned long tx_int_coal; -+ -+ /* Threshold for replenishing the Rx and Tx rings */ -+ unsigned int tx_threshold; -+ unsigned int rx_threshold; -+ -+ /* NAPI work limit */ -+ unsigned int rx_work_limit; -+} titan_ge_port_info; -+ -+/* Titan specific constants */ -+#define TITAN_ETH_PORT_IRQ 3 -+ -+/* Max Rx buffer */ -+#define TITAN_GE_MAX_RX_BUFFER 65536 -+ -+/* Tx and Rx Error */ -+#define TITAN_GE_ERROR -+ -+/* Rx Descriptor Command and Status */ -+ -+#define TITAN_GE_RX_CRC_ERROR TITAN_BIT27 /* crc error */ -+#define TITAN_GE_RX_OVERFLOW_ERROR TITAN_BIT15 /* overflow */ -+#define TITAN_GE_RX_BUFFER_OWNED TITAN_BIT21 /* buffer ownership */ -+#define TITAN_GE_RX_STP TITAN_BIT31 /* start of packet */ -+#define TITAN_GE_RX_BAM TITAN_BIT30 /* broadcast address match */ -+#define TITAN_GE_RX_PAM TITAN_BIT28 /* physical address match */ -+#define TITAN_GE_RX_LAFM TITAN_BIT29 /* logical address filter match */ -+#define TITAN_GE_RX_VLAN TITAN_BIT26 /* virtual lans */ -+#define TITAN_GE_RX_PERR TITAN_BIT19 /* packet error */ -+#define TITAN_GE_RX_TRUNC TITAN_BIT20 /* packet size greater than 32 buffers */ -+ -+/* Tx Descriptor Command */ -+#define TITAN_GE_TX_BUFFER_OWNED TITAN_BIT5 /* buffer ownership */ -+#define TITAN_GE_TX_ENABLE_INTERRUPT TITAN_BIT15 /* Interrupt Enable */ -+ -+/* Return Status */ -+#define TITAN_OK 0x1 /* Good Status */ -+#define TITAN_ERROR 0x2 /* Error Status */ -+ -+/* MIB specific register offset */ -+#define TITAN_GE_MSTATX_STATS_BASE_LOW 0x0800 /* MSTATX COUNTL[15:0] */ -+#define TITAN_GE_MSTATX_STATS_BASE_MID 0x0804 /* MSTATX COUNTM[15:0] */ -+#define TITAN_GE_MSTATX_STATS_BASE_HI 0x0808 /* MSTATX COUNTH[7:0] */ -+#define TITAN_GE_MSTATX_CONTROL 0x0828 /* MSTATX Control */ -+#define TITAN_GE_MSTATX_VARIABLE_SELECT 0x082C /* MSTATX Variable Select */ -+ -+/* MIB counter offsets, add to the TITAN_GE_MSTATX_STATS_BASE_XXX */ -+#define TITAN_GE_MSTATX_RXFRAMESOK 0x0040 -+#define TITAN_GE_MSTATX_RXOCTETSOK 0x0050 -+#define TITAN_GE_MSTATX_RXFRAMES 0x0060 -+#define TITAN_GE_MSTATX_RXOCTETS 0x0070 -+#define TITAN_GE_MSTATX_RXUNICASTFRAMESOK 0x0080 -+#define TITAN_GE_MSTATX_RXBROADCASTFRAMESOK 0x0090 -+#define TITAN_GE_MSTATX_RXMULTICASTFRAMESOK 0x00A0 -+#define TITAN_GE_MSTATX_RXTAGGEDFRAMESOK 0x00B0 -+#define TITAN_GE_MSTATX_RXMACPAUSECONTROLFRAMESOK 0x00C0 -+#define TITAN_GE_MSTATX_RXMACCONTROLFRAMESOK 0x00D0 -+#define TITAN_GE_MSTATX_RXFCSERROR 0x00E0 -+#define TITAN_GE_MSTATX_RXALIGNMENTERROR 0x00F0 -+#define TITAN_GE_MSTATX_RXSYMBOLERROR 0x0100 -+#define TITAN_GE_MSTATX_RXLAYER1ERROR 0x0110 -+#define TITAN_GE_MSTATX_RXINRANGELENGTHERROR 0x0120 -+#define TITAN_GE_MSTATX_RXLONGLENGTHERROR 0x0130 -+#define TITAN_GE_MSTATX_RXLONGLENGTHCRCERROR 0x0140 -+#define TITAN_GE_MSTATX_RXSHORTLENGTHERROR 0x0150 -+#define TITAN_GE_MSTATX_RXSHORTLLENGTHCRCERROR 0x0160 -+#define TITAN_GE_MSTATX_RXFRAMES64OCTETS 0x0170 -+#define TITAN_GE_MSTATX_RXFRAMES65TO127OCTETS 0x0180 -+#define TITAN_GE_MSTATX_RXFRAMES128TO255OCTETS 0x0190 -+#define TITAN_GE_MSTATX_RXFRAMES256TO511OCTETS 0x01A0 -+#define TITAN_GE_MSTATX_RXFRAMES512TO1023OCTETS 0x01B0 -+#define TITAN_GE_MSTATX_RXFRAMES1024TO1518OCTETS 0x01C0 -+#define TITAN_GE_MSTATX_RXFRAMES1519TOMAXSIZE 0x01D0 -+#define TITAN_GE_MSTATX_RXSTATIONADDRESSFILTERED 0x01E0 -+#define TITAN_GE_MSTATX_RXVARIABLE 0x01F0 -+#define TITAN_GE_MSTATX_GENERICADDRESSFILTERED 0x0200 -+#define TITAN_GE_MSTATX_UNICASTFILTERED 0x0210 -+#define TITAN_GE_MSTATX_MULTICASTFILTERED 0x0220 -+#define TITAN_GE_MSTATX_BROADCASTFILTERED 0x0230 -+#define TITAN_GE_MSTATX_HASHFILTERED 0x0240 -+#define TITAN_GE_MSTATX_TXFRAMESOK 0x0250 -+#define TITAN_GE_MSTATX_TXOCTETSOK 0x0260 -+#define TITAN_GE_MSTATX_TXOCTETS 0x0270 -+#define TITAN_GE_MSTATX_TXTAGGEDFRAMESOK 0x0280 -+#define TITAN_GE_MSTATX_TXMACPAUSECONTROLFRAMESOK 0x0290 -+#define TITAN_GE_MSTATX_TXFCSERROR 0x02A0 -+#define TITAN_GE_MSTATX_TXSHORTLENGTHERROR 0x02B0 -+#define TITAN_GE_MSTATX_TXLONGLENGTHERROR 0x02C0 -+#define TITAN_GE_MSTATX_TXSYSTEMERROR 0x02D0 -+#define TITAN_GE_MSTATX_TXMACERROR 0x02E0 -+#define TITAN_GE_MSTATX_TXCARRIERSENSEERROR 0x02F0 -+#define TITAN_GE_MSTATX_TXSQETESTERROR 0x0300 -+#define TITAN_GE_MSTATX_TXUNICASTFRAMESOK 0x0310 -+#define TITAN_GE_MSTATX_TXBROADCASTFRAMESOK 0x0320 -+#define TITAN_GE_MSTATX_TXMULTICASTFRAMESOK 0x0330 -+#define TITAN_GE_MSTATX_TXUNICASTFRAMESATTEMPTED 0x0340 -+#define TITAN_GE_MSTATX_TXBROADCASTFRAMESATTEMPTED 0x0350 -+#define TITAN_GE_MSTATX_TXMULTICASTFRAMESATTEMPTED 0x0360 -+#define TITAN_GE_MSTATX_TXFRAMES64OCTETS 0x0370 -+#define TITAN_GE_MSTATX_TXFRAMES65TO127OCTETS 0x0380 -+#define TITAN_GE_MSTATX_TXFRAMES128TO255OCTETS 0x0390 -+#define TITAN_GE_MSTATX_TXFRAMES256TO511OCTETS 0x03A0 -+#define TITAN_GE_MSTATX_TXFRAMES512TO1023OCTETS 0x03B0 -+#define TITAN_GE_MSTATX_TXFRAMES1024TO1518OCTETS 0x03C0 -+#define TITAN_GE_MSTATX_TXFRAMES1519TOMAXSIZE 0x03D0 -+#define TITAN_GE_MSTATX_TXVARIABLE 0x03E0 -+#define TITAN_GE_MSTATX_RXSYSTEMERROR 0x03F0 -+#define TITAN_GE_MSTATX_SINGLECOLLISION 0x0400 -+#define TITAN_GE_MSTATX_MULTIPLECOLLISION 0x0410 -+#define TITAN_GE_MSTATX_DEFERREDXMISSIONS 0x0420 -+#define TITAN_GE_MSTATX_LATECOLLISIONS 0x0430 -+#define TITAN_GE_MSTATX_ABORTEDDUETOXSCOLLS 0x0440 -+ -+/* Interrupt specific defines */ -+#define TITAN_GE_DEVICE_ID 0x0000 /* Device ID */ -+#define TITAN_GE_RESET 0x0004 /* Reset reg */ -+#define TITAN_GE_TSB_CTRL_0 0x000C /* TSB Control reg 0 */ -+#define TITAN_GE_TSB_CTRL_1 0x0010 /* TSB Control reg 1 */ -+#define TITAN_GE_INTR_GRP0_STATUS 0x0040 /* General Interrupt Group 0 Status */ -+#define TITAN_GE_INTR_XDMA_CORE_A 0x0048 /* XDMA Channel Interrupt Status, Core A*/ -+#define TITAN_GE_INTR_XDMA_CORE_B 0x004C /* XDMA Channel Interrupt Status, Core B*/ -+#define TITAN_GE_INTR_XDMA_IE 0x0058 /* XDMA Channel Interrupt Enable */ -+#define TITAN_GE_SDQPF_ECC_INTR 0x480C /* SDQPF ECC Interrupt Status */ -+#define TITAN_GE_SDQPF_RXFIFO_CTL 0x4828 /* SDQPF RxFifo Control and Interrupt Enb*/ -+#define TITAN_GE_SDQPF_RXFIFO_INTR 0x482C /* SDQPF RxFifo Interrupt Status */ -+#define TITAN_GE_SDQPF_TXFIFO_CTL 0x4928 /* SDQPF TxFifo Control and Interrupt Enb*/ -+#define TITAN_GE_SDQPF_TXFIFO_INTR 0x492C /* SDQPF TxFifo Interrupt Status */ -+#define TITAN_GE_SDQPF_RXFIFO_0 0x4840 /* SDQPF RxFIFO Enable */ -+#define TITAN_GE_SDQPF_TXFIFO_0 0x4940 /* SDQPF TxFIFO Enable */ -+#define TITAN_GE_XDMA_CONFIG 0x5000 /* XDMA Global Configuration */ -+#define TITAN_GE_XDMA_INTR_SUMMARY 0x5010 /* XDMA Interrupt Summary */ -+#define TITAN_GE_XDMA_BUFADDRPRE 0x5018 /* XDMA Buffer Address Prefix */ -+#define TITAN_GE_XDMA_DESCADDRPRE 0x501C /* XDMA Descriptor Address Prefix */ -+#define TITAN_GE_XDMA_PORTWEIGHT 0x502C /* XDMA Port Weight Configuration */ -+ -+/* Rx MAC defines */ -+#define TITAN_GE_RMAC_CONFIG_1 0x1200 /* RMAC Configuration 1 */ -+#define TITAN_GE_RMAC_CONFIG_2 0x1204 /* RMAC Configuration 2 */ -+#define TITAN_GE_RMAC_MAX_FRAME_LEN 0x1208 /* RMAC Max Frame Length */ -+#define TITAN_GE_RMAC_STATION_HI 0x120C /* Rx Station Address High */ -+#define TITAN_GE_RMAC_STATION_MID 0x1210 /* Rx Station Address Middle */ -+#define TITAN_GE_RMAC_STATION_LOW 0x1214 /* Rx Station Address Low */ -+#define TITAN_GE_RMAC_LINK_CONFIG 0x1218 /* RMAC Link Configuration */ -+ -+/* Tx MAC defines */ -+#define TITAN_GE_TMAC_CONFIG_1 0x1240 /* TMAC Configuration 1 */ -+#define TITAN_GE_TMAC_CONFIG_2 0x1244 /* TMAC Configuration 2 */ -+#define TITAN_GE_TMAC_IPG 0x1248 /* TMAC Inter-Packet Gap */ -+#define TITAN_GE_TMAC_STATION_HI 0x124C /* Tx Station Address High */ -+#define TITAN_GE_TMAC_STATION_MID 0x1250 /* Tx Station Address Middle */ -+#define TITAN_GE_TMAC_STATION_LOW 0x1254 /* Tx Station Address Low */ -+#define TITAN_GE_TMAC_MAX_FRAME_LEN 0x1258 /* TMAC Max Frame Length */ -+#define TITAN_GE_TMAC_MIN_FRAME_LEN 0x125C /* TMAC Min Frame Length */ -+#define TITAN_GE_TMAC_PAUSE_FRAME_TIME 0x1260 /* TMAC Pause Frame Time */ -+#define TITAN_GE_TMAC_PAUSE_FRAME_INTERVAL 0x1264 /* TMAC Pause Frame Interval */ -+ -+/* GMII register */ -+#define TITAN_GE_GMII_INTERRUPT_STATUS 0x1348 /* GMII Interrupt Status */ -+#define TITAN_GE_GMII_CONFIG_GENERAL 0x134C /* GMII Configuration General */ -+#define TITAN_GE_GMII_CONFIG_MODE 0x1350 /* GMII Configuration Mode */ -+ -+/* Tx and Rx XDMA defines */ -+#define TITAN_GE_INT_COALESCING 0x5030 /* Interrupt Coalescing */ -+#define TITAN_GE_CHANNEL0_CONFIG 0x5040 /* Channel 0 XDMA config */ -+#define TITAN_GE_CHANNEL0_INTERRUPT 0x504c /* Channel 0 Interrupt Status */ -+#define TITAN_GE_GDI_INTERRUPT_ENABLE 0x5050 /* IE for the GDI Errors */ -+#define TITAN_GE_CHANNEL0_PACKET 0x5060 /* Channel 0 Packet count */ -+#define TITAN_GE_CHANNEL0_BYTE 0x5064 /* Channel 0 Byte count */ -+#define TITAN_GE_CHANNEL0_TX_DESC 0x5054 /* Channel 0 Tx first desc */ -+#define TITAN_GE_CHANNEL0_RX_DESC 0x5058 /* Channel 0 Rx first desc */ -+ -+/* AFX (Address Filter Exact) register offsets for Slice 0 */ -+#define TITAN_GE_AFX_EXACT_MATCH_LOW 0x1100 /* AFX Exact Match Address Low*/ -+#define TITAN_GE_AFX_EXACT_MATCH_MID 0x1104 /* AFX Exact Match Address Mid*/ -+#define TITAN_GE_AFX_EXACT_MATCH_HIGH 0x1108 /* AFX Exact Match Address Hi */ -+#define TITAN_GE_AFX_EXACT_MATCH_VID 0x110C /* AFX Exact Match VID */ -+#define TITAN_GE_AFX_MULTICAST_HASH_LOW 0x1110 /* AFX Multicast HASH Low */ -+#define TITAN_GE_AFX_MULTICAST_HASH_MIDLOW 0x1114 /* AFX Multicast HASH MidLow */ -+#define TITAN_GE_AFX_MULTICAST_HASH_MIDHI 0x1118 /* AFX Multicast HASH MidHi */ -+#define TITAN_GE_AFX_MULTICAST_HASH_HI 0x111C /* AFX Multicast HASH Hi */ -+#define TITAN_GE_AFX_ADDRS_FILTER_CTRL_0 0x1120 /* AFX Address Filter Ctrl 0 */ -+#define TITAN_GE_AFX_ADDRS_FILTER_CTRL_1 0x1124 /* AFX Address Filter Ctrl 1 */ -+#define TITAN_GE_AFX_ADDRS_FILTER_CTRL_2 0x1128 /* AFX Address Filter Ctrl 2 */ -+ -+/* Traffic Groomer block */ -+#define TITAN_GE_TRTG_CONFIG 0x1000 /* TRTG Config */ -+ -+#endif /* _TITAN_GE_H_ */ -+ -diff -Nur linux-2.6.34.orig/drivers/net/titan_mdio.c linux-loongson/drivers/net/titan_mdio.c ---- linux-2.6.34.orig/drivers/net/titan_mdio.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/titan_mdio.c 2010-05-27 18:12:39.084716399 +0200 -@@ -0,0 +1,217 @@ -+/* -+ * drivers/net/titan_mdio.c - Driver for Titan ethernet ports -+ * -+ * Copyright (C) 2003 PMC-Sierra Inc. -+ * Author : Manish Lachwani (lachwani@pmc-sierra.com) -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * as published by the Free Software Foundation; either version 2 -+ * of the License, or (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * Management Data IO (MDIO) driver for the Titan GMII. Interacts with the Marvel PHY -+ * on the Titan. No support for the TBI as yet. -+ * -+ */ -+ -+#include "titan_mdio.h" -+ -+#define MDIO_DEBUG -+ -+/* -+ * Local constants -+ */ -+#define MAX_CLKA 1023 -+#define MAX_PHY_DEV 31 -+#define MAX_PHY_REG 31 -+#define WRITEADDRS_OPCODE 0x0 -+#define READ_OPCODE 0x2 -+#define WRITE_OPCODE 0x1 -+#define MAX_MDIO_POLL 100 -+ -+/* -+ * Titan MDIO and SCMB registers -+ */ -+#define TITAN_GE_SCMB_CONTROL 0x01c0 /* SCMB Control */ -+#define TITAN_GE_SCMB_CLKA 0x01c4 /* SCMB Clock A */ -+#define TITAN_GE_MDIO_COMMAND 0x01d0 /* MDIO Command */ -+#define TITAN_GE_MDIO_DEVICE_PORT_ADDRESS 0x01d4 /* MDIO Device and Port addrs */ -+#define TITAN_GE_MDIO_DATA 0x01d8 /* MDIO Data */ -+#define TITAN_GE_MDIO_INTERRUPTS 0x01dC /* MDIO Interrupts */ -+ -+/* -+ * Function to poll the MDIO -+ */ -+static int titan_ge_mdio_poll(void) -+{ -+ int i, val; -+ -+ for (i = 0; i < MAX_MDIO_POLL; i++) { -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_COMMAND); -+ -+ if (!(val & 0x8000)) -+ return TITAN_GE_MDIO_GOOD; -+ } -+ -+ return TITAN_GE_MDIO_ERROR; -+} -+ -+ -+/* -+ * Initialize and configure the MDIO -+ */ -+int titan_ge_mdio_setup(titan_ge_mdio_config *titan_mdio) -+{ -+ unsigned long val; -+ -+ /* Reset the SCMB and program into MDIO mode*/ -+ TITAN_GE_MDIO_WRITE(TITAN_GE_SCMB_CONTROL, 0x9000); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_SCMB_CONTROL, 0x1000); -+ -+ /* CLK A */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_SCMB_CLKA); -+ val = ( (val & ~(0x03ff)) | (titan_mdio->clka & 0x03ff)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_SCMB_CLKA, val); -+ -+ /* Preamble Suppresion */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_COMMAND); -+ val = ( (val & ~(0x0001)) | (titan_mdio->mdio_spre & 0x0001)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_COMMAND, val); -+ -+ /* MDIO mode */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS); -+ val = ( (val & ~(0x4000)) | (titan_mdio->mdio_mode & 0x4000)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS, val); -+ -+ return TITAN_GE_MDIO_GOOD; -+} -+ -+/* -+ * Set the PHY address in indirect mode -+ */ -+int titan_ge_mdio_inaddrs(int dev_addr, int reg_addr) -+{ -+ volatile unsigned long val; -+ -+ /* Setup the PHY device */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS); -+ val = ( (val & ~(0x1f00)) | ( (dev_addr << 8) & 0x1f00)); -+ val = ( (val & ~(0x001f)) | ( reg_addr & 0x001f)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS, val); -+ -+ /* Write the new address */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_COMMAND); -+ val = ( (val & ~(0x0300)) | ( (WRITEADDRS_OPCODE << 8) & 0x0300)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_COMMAND, val); -+ -+ return TITAN_GE_MDIO_GOOD; -+} -+ -+/* -+ * Read the MDIO register. This is what the individual parametes mean: -+ * -+ * dev_addr : PHY ID -+ * reg_addr : register offset -+ * -+ * See the spec for the Titan MAC. We operate in the Direct Mode. -+ */ -+ -+#define MAX_RETRIES 2 -+ -+int titan_ge_mdio_read(int dev_addr, int reg_addr, unsigned int *pdata) -+{ -+ volatile unsigned long val; -+ int retries = 0; -+ -+ /* Setup the PHY device */ -+ -+again: -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS); -+ val = ( (val & ~(0x1f00)) | ( (dev_addr << 8) & 0x1f00)); -+ val = ( (val & ~(0x001f)) | ( reg_addr & 0x001f)); -+ val |= 0x4000; -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS, val); -+ -+ udelay(30); -+ -+ /* Issue the read command */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_COMMAND); -+ val = ( (val & ~(0x0300)) | ( (READ_OPCODE << 8) & 0x0300)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_COMMAND, val); -+ -+ udelay(30); -+ -+ if (titan_ge_mdio_poll() != TITAN_GE_MDIO_GOOD) -+ return TITAN_GE_MDIO_ERROR; -+ -+ *pdata = (unsigned int)TITAN_GE_MDIO_READ(TITAN_GE_MDIO_DATA); -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_INTERRUPTS); -+ -+ udelay(30); -+ -+ if (val & 0x2) { -+ if (retries == MAX_RETRIES) -+ return TITAN_GE_MDIO_ERROR; -+ else { -+ retries++; -+ goto again; -+ } -+ } -+ -+ return TITAN_GE_MDIO_GOOD; -+} -+ -+/* -+ * Write to the MDIO register -+ * -+ * dev_addr : PHY ID -+ * reg_addr : register that needs to be written to -+ * -+ */ -+int titan_ge_mdio_write(int dev_addr, int reg_addr, unsigned int data) -+{ -+ volatile unsigned long val; -+ -+ if (titan_ge_mdio_poll() != TITAN_GE_MDIO_GOOD) -+ return TITAN_GE_MDIO_ERROR; -+ -+ /* Setup the PHY device */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS); -+ val = ( (val & ~(0x1f00)) | ( (dev_addr << 8) & 0x1f00)); -+ val = ( (val & ~(0x001f)) | ( reg_addr & 0x001f)); -+ val |= 0x4000; -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_DEVICE_PORT_ADDRESS, val); -+ -+ udelay(30); -+ -+ /* Setup the data to write */ -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_DATA, data); -+ -+ udelay(30); -+ -+ /* Issue the write command */ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_COMMAND); -+ val = ( (val & ~(0x0300)) | ( (WRITE_OPCODE << 8) & 0x0300)); -+ TITAN_GE_MDIO_WRITE(TITAN_GE_MDIO_COMMAND, val); -+ -+ udelay(30); -+ -+ if (titan_ge_mdio_poll() != TITAN_GE_MDIO_GOOD) -+ return TITAN_GE_MDIO_ERROR; -+ -+ val = TITAN_GE_MDIO_READ(TITAN_GE_MDIO_INTERRUPTS); -+ if (val & 0x2) -+ return TITAN_GE_MDIO_ERROR; -+ -+ return TITAN_GE_MDIO_GOOD; -+} -+ -diff -Nur linux-2.6.34.orig/drivers/net/titan_mdio.h linux-loongson/drivers/net/titan_mdio.h ---- linux-2.6.34.orig/drivers/net/titan_mdio.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/titan_mdio.h 2010-05-27 18:12:39.084716399 +0200 -@@ -0,0 +1,56 @@ -+/* -+ * MDIO used to interact with the PHY when using GMII/MII -+ */ -+#ifndef _TITAN_MDIO_H -+#define _TITAN_MDIO_H -+ -+#include <linux/netdevice.h> -+#include <linux/workqueue.h> -+#include <linux/delay.h> -+#include "titan_ge.h" -+ -+ -+#define TITAN_GE_MDIO_ERROR (-9000) -+#define TITAN_GE_MDIO_GOOD 0 -+ -+#define TITAN_GE_MDIO_BASE titan_ge_base -+ -+#define TITAN_GE_MDIO_READ(offset) \ -+ *(volatile u32 *)(titan_ge_base + (offset)) -+ -+#define TITAN_GE_MDIO_WRITE(offset, data) \ -+ *(volatile u32 *)(titan_ge_base + (offset)) = (data) -+ -+ -+/* GMII specific registers */ -+#define TITAN_GE_MARVEL_PHY_ID 0x00 -+#define TITAN_PHY_AUTONEG_ADV 0x04 -+#define TITAN_PHY_LP_ABILITY 0x05 -+#define TITAN_GE_MDIO_MII_CTRL 0x09 -+#define TITAN_GE_MDIO_MII_EXTENDED 0x0f -+#define TITAN_GE_MDIO_PHY_CTRL 0x10 -+#define TITAN_GE_MDIO_PHY_STATUS 0x11 -+#define TITAN_GE_MDIO_PHY_IE 0x12 -+#define TITAN_GE_MDIO_PHY_IS 0x13 -+#define TITAN_GE_MDIO_PHY_LED 0x18 -+#define TITAN_GE_MDIO_PHY_LED_OVER 0x19 -+#define PHY_ANEG_TIME_WAIT 45 /* 45 seconds wait time */ -+ -+/* -+ * MDIO Config Structure -+ */ -+typedef struct { -+ unsigned int clka; -+ int mdio_spre; -+ int mdio_mode; -+} titan_ge_mdio_config; -+ -+/* -+ * Function Prototypes -+ */ -+int titan_ge_mdio_setup(titan_ge_mdio_config *); -+int titan_ge_mdio_inaddrs(int, int); -+int titan_ge_mdio_read(int, int, unsigned int *); -+int titan_ge_mdio_write(int, int, unsigned int); -+ -+#endif /* _TITAN_MDIO_H */ -diff -Nur linux-2.6.34.orig/drivers/net/wireless/Kconfig linux-loongson/drivers/net/wireless/Kconfig ---- linux-2.6.34.orig/drivers/net/wireless/Kconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/net/wireless/Kconfig 2010-05-27 18:15:37.400979385 +0200 -@@ -268,7 +268,7 @@ - - config RTL8187 - tristate "Realtek 8187 and 8187B USB support" -- depends on MAC80211 && USB -+ depends on MAC80211 && USB && !LEMOTE_MACH2F - select EEPROM_93CX6 - ---help--- - This is a driver for RTL8187 and RTL8187B based cards. -@@ -295,6 +295,19 @@ - depends on RTL8187 && MAC80211_LEDS && (LEDS_CLASS = y || LEDS_CLASS = RTL8187) - default y + source "drivers/net/wireless/rtl818x/Kconfig" +config RTL8187B + tristate "Realtek 8187B wifi support for yeeloong2f laptop" @@ -8004,9 +1491,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/Kconfig linux-loongson/drivers/ config ADM8211 tristate "ADMtek ADM8211 support" depends on MAC80211 && PCI && EXPERIMENTAL -diff -Nur linux-2.6.34.orig/drivers/net/wireless/Makefile linux-loongson/drivers/net/wireless/Makefile ---- linux-2.6.34.orig/drivers/net/wireless/Makefile 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/net/wireless/Makefile 2010-05-27 18:12:39.124712905 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/Makefile linux-2.6.35/drivers/net/wireless/Makefile +--- linux-2.6.35.orig/drivers/net/wireless/Makefile 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/net/wireless/Makefile 2010-08-05 21:12:33.933623443 +0200 @@ -24,6 +24,7 @@ obj-$(CONFIG_ZD1211RW) += zd1211rw/ obj-$(CONFIG_RTL8180) += rtl818x/ @@ -8015,115 +1502,115 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/Makefile linux-loongson/drivers # 16-bit wireless PCMCIA client drivers obj-$(CONFIG_PCMCIA_RAYCS) += ray_cs.o -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/dot11d.h linux-loongson/drivers/net/wireless/rtl8187b/dot11d.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/dot11d.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/dot11d.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/dot11d.h linux-2.6.35/drivers/net/wireless/rtl8187b/dot11d.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/dot11d.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/dot11d.h 2010-08-05 21:12:33.973622039 +0200 @@ -0,0 +1,102 @@ -+#ifndef __INC_DOT11D_H
-+#define __INC_DOT11D_H
-+
-+#include "ieee80211/ieee80211.h"
-+
-+//#define ENABLE_DOT11D
-+
-+//#define DOT11D_MAX_CHNL_NUM 83
-+
-+typedef struct _CHNL_TXPOWER_TRIPLE {
-+ u8 FirstChnl;
-+ u8 NumChnls;
-+ u8 MaxTxPowerInDbm;
-+}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE;
-+
-+typedef enum _DOT11D_STATE {
-+ DOT11D_STATE_NONE = 0,
-+ DOT11D_STATE_LEARNED,
-+ DOT11D_STATE_DONE,
-+}DOT11D_STATE;
-+
-+typedef struct _RT_DOT11D_INFO {
-+ //DECLARE_RT_OBJECT(RT_DOT11D_INFO);
-+
-+ bool bEnabled; // dot11MultiDomainCapabilityEnabled
-+
-+ u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element.
-+ u8 CountryIeBuf[MAX_IE_LEN];
-+ u8 CountryIeSrcAddr[6]; // Source AP of the country IE.
-+ u8 CountryIeWatchdog;
-+
-+ u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan)
-+ //u8 ChnlListLen; // #Bytes valid in ChnlList[].
-+ //u8 ChnlList[DOT11D_MAX_CHNL_NUM];
-+ u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1];
-+
-+ DOT11D_STATE State;
-+}RT_DOT11D_INFO, *PRT_DOT11D_INFO;
-+#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 )
-+#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5])
-+#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo))
-+
-+#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled
-+#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0)
-+
-+#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
-+#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
-+
-+#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \
-+ (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \
-+ FALSE : \
-+ (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length)))
-+
-+#define CIE_WATCHDOG_TH 1
-+#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog
-+#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0
-+#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev)
-+
-+#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE)
-+
-+
-+void
-+Dot11d_Init(
-+ struct ieee80211_device *dev
-+ );
-+
-+void
-+Dot11d_Reset(
-+ struct ieee80211_device *dev
-+ );
-+
-+void
-+Dot11d_UpdateCountryIe(
-+ struct ieee80211_device *dev,
-+ u8 * pTaddr,
-+ u16 CoutryIeLen,
-+ u8 * pCoutryIe
-+ );
-+
-+u8
-+DOT11D_GetMaxTxPwrInDbm(
-+ struct ieee80211_device *dev,
-+ u8 Channel
-+ );
-+
-+void
-+DOT11D_ScanComplete(
-+ struct ieee80211_device * dev
-+ );
-+
-+int IsLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+);
-+
-+int ToLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+);
-+
-+void dump_chnl_map(u8 * channel_map);
-+#endif // #ifndef __INC_DOT11D_H
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/arc4.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/arc4.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/arc4.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/arc4.c 2010-05-27 18:12:39.532222207 +0200 ++#ifndef __INC_DOT11D_H ++#define __INC_DOT11D_H ++ ++#include "ieee80211/ieee80211.h" ++ ++//#define ENABLE_DOT11D ++ ++//#define DOT11D_MAX_CHNL_NUM 83 ++ ++typedef struct _CHNL_TXPOWER_TRIPLE { ++ u8 FirstChnl; ++ u8 NumChnls; ++ u8 MaxTxPowerInDbm; ++}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE; ++ ++typedef enum _DOT11D_STATE { ++ DOT11D_STATE_NONE = 0, ++ DOT11D_STATE_LEARNED, ++ DOT11D_STATE_DONE, ++}DOT11D_STATE; ++ ++typedef struct _RT_DOT11D_INFO { ++ //DECLARE_RT_OBJECT(RT_DOT11D_INFO); ++ ++ bool bEnabled; // dot11MultiDomainCapabilityEnabled ++ ++ u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element. ++ u8 CountryIeBuf[MAX_IE_LEN]; ++ u8 CountryIeSrcAddr[6]; // Source AP of the country IE. ++ u8 CountryIeWatchdog; ++ ++ u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan) ++ //u8 ChnlListLen; // #Bytes valid in ChnlList[]. ++ //u8 ChnlList[DOT11D_MAX_CHNL_NUM]; ++ u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1]; ++ ++ DOT11D_STATE State; ++}RT_DOT11D_INFO, *PRT_DOT11D_INFO; ++#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) ++#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5]) ++#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo)) ++ ++#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled ++#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0) ++ ++#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) ++#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) ++ ++#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \ ++ (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \ ++ FALSE : \ ++ (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length))) ++ ++#define CIE_WATCHDOG_TH 1 ++#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog ++#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0 ++#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev) ++ ++#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE) ++ ++ ++void ++Dot11d_Init( ++ struct ieee80211_device *dev ++ ); ++ ++void ++Dot11d_Reset( ++ struct ieee80211_device *dev ++ ); ++ ++void ++Dot11d_UpdateCountryIe( ++ struct ieee80211_device *dev, ++ u8 * pTaddr, ++ u16 CoutryIeLen, ++ u8 * pCoutryIe ++ ); ++ ++u8 ++DOT11D_GetMaxTxPwrInDbm( ++ struct ieee80211_device *dev, ++ u8 Channel ++ ); ++ ++void ++DOT11D_ScanComplete( ++ struct ieee80211_device * dev ++ ); ++ ++int IsLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++); ++ ++int ToLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++); ++ ++void dump_chnl_map(u8 * channel_map); ++#endif // #ifndef __INC_DOT11D_H +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/arc4.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/arc4.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/arc4.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/arc4.c 2010-08-05 21:12:34.013621816 +0200 @@ -0,0 +1,103 @@ +/* + * Cryptographic API @@ -8228,363 +1715,363 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/arc4.c linux +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("ARC4 Cipher Algorithm"); +MODULE_AUTHOR("Jon Oberheide <jon@oberheide.org>"); -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/dot11d.c 2010-08-05 21:12:34.063620315 +0200 @@ -0,0 +1,244 @@ -+#ifdef ENABLE_DOT11D
-+//-----------------------------------------------------------------------------
-+// File:
-+// Dot11d.c
-+//
-+// Description:
-+// Implement 802.11d.
-+//
-+//-----------------------------------------------------------------------------
-+
-+#include "dot11d.h"
-+
-+void
-+Dot11d_Init(struct ieee80211_device *ieee)
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
-+
-+ pDot11dInfo->bEnabled = 0;
-+
-+ pDot11dInfo->State = DOT11D_STATE_NONE;
-+ pDot11dInfo->CountryIeLen = 0;
-+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
-+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
-+ RESET_CIE_WATCHDOG(ieee);
-+
-+ //printk("Dot11d_Init()\n");
-+}
-+
-+//
-+// Description:
-+// Reset to the state as we are just entering a regulatory domain.
-+//
-+void
-+Dot11d_Reset(struct ieee80211_device *ieee)
-+{
-+ u32 i;
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
-+
-+ // Clear old channel map
-+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
-+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
-+ // Set new channel map
-+ for (i=1; i<=11; i++) {
-+ (pDot11dInfo->channel_map)[i] = 1;
-+ }
-+ for (i=12; i<=14; i++) {
-+ (pDot11dInfo->channel_map)[i] = 2;
-+ }
-+
-+ pDot11dInfo->State = DOT11D_STATE_NONE;
-+ pDot11dInfo->CountryIeLen = 0;
-+ RESET_CIE_WATCHDOG(ieee);
-+
-+ //printk("Dot11d_Reset()\n");
-+}
-+
-+//
-+// Description:
-+// Update country IE from Beacon or Probe Resopnse
-+// and configure PHY for operation in the regulatory domain.
-+//
-+// TODO:
-+// Configure Tx power.
-+//
-+// Assumption:
-+// 1. IS_DOT11D_ENABLE() is TRUE.
-+// 2. Input IE is an valid one.
-+//
-+void
-+Dot11d_UpdateCountryIe(
-+ struct ieee80211_device *dev,
-+ u8 * pTaddr,
-+ u16 CoutryIeLen,
-+ u8 * pCoutryIe
-+ )
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
-+ u8 i, j, NumTriples, MaxChnlNum;
-+ PCHNL_TXPOWER_TRIPLE pTriple;
-+
-+ if((CoutryIeLen - 3)%3 != 0)
-+ {
-+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
-+ Dot11d_Reset(dev);
-+ return;
-+ }
-+
-+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
-+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
-+ MaxChnlNum = 0;
-+ NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string.
-+ pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3);
-+ for(i = 0; i < NumTriples; i++)
-+ {
-+ if(MaxChnlNum >= pTriple->FirstChnl)
-+ { // It is not in a monotonically increasing order, so stop processing.
-+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
-+ Dot11d_Reset(dev);
-+ return;
-+ }
-+ if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls))
-+ { // It is not a valid set of channel id, so stop processing.
-+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n");
-+ Dot11d_Reset(dev);
-+ return;
-+ }
-+
-+ for(j = 0 ; j < pTriple->NumChnls; j++)
-+ {
-+ pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1;
-+ pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm;
-+ MaxChnlNum = pTriple->FirstChnl + j;
-+ }
-+
-+ pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3);
-+ }
-+#if 1
-+ //printk("Dot11d_UpdateCountryIe(): Channel List:\n");
-+ printk("Channel List:");
-+ for(i=1; i<= MAX_CHANNEL_NUMBER; i++)
-+ if(pDot11dInfo->channel_map[i] > 0)
-+ printk(" %d", i);
-+ printk("\n");
-+#endif
-+
-+ UPDATE_CIE_SRC(dev, pTaddr);
-+
-+ pDot11dInfo->CountryIeLen = CoutryIeLen;
-+ memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen);
-+ pDot11dInfo->State = DOT11D_STATE_LEARNED;
-+}
-+
-+void dump_chnl_map(u8 * channel_map)
-+{
-+ int i;
-+ printk("Channel List:");
-+ for(i=1; i<= MAX_CHANNEL_NUMBER; i++)
-+ if(channel_map[i] > 0)
-+ printk(" %d(%d)", i, channel_map[i]);
-+ printk("\n");
-+}
-+
-+u8
-+DOT11D_GetMaxTxPwrInDbm(
-+ struct ieee80211_device *dev,
-+ u8 Channel
-+ )
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
-+ u8 MaxTxPwrInDbm = 255;
-+
-+ if(MAX_CHANNEL_NUMBER < Channel)
-+ {
-+ printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n");
-+ return MaxTxPwrInDbm;
-+ }
-+ if(pDot11dInfo->channel_map[Channel])
-+ {
-+ MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel];
-+ }
-+
-+ return MaxTxPwrInDbm;
-+}
-+
-+
-+void
-+DOT11D_ScanComplete(
-+ struct ieee80211_device * dev
-+ )
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
-+
-+ switch(pDot11dInfo->State)
-+ {
-+ case DOT11D_STATE_LEARNED:
-+ pDot11dInfo->State = DOT11D_STATE_DONE;
-+ break;
-+
-+ case DOT11D_STATE_DONE:
-+ if( GET_CIE_WATCHDOG(dev) == 0 )
-+ { // Reset country IE if previous one is gone.
-+ Dot11d_Reset(dev);
-+ }
-+ break;
-+ case DOT11D_STATE_NONE:
-+ break;
-+ }
-+}
-+
-+int IsLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+)
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
-+
-+ if(MAX_CHANNEL_NUMBER < channel)
-+ {
-+ printk("IsLegalChannel(): Invalid Channel\n");
-+ return 0;
-+ }
-+ if(pDot11dInfo->channel_map[channel] > 0)
-+ return 1;
-+ return 0;
-+}
-+
-+int ToLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+)
-+{
-+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
-+ u8 default_chn = 0;
-+ u32 i = 0;
-+
-+ for (i=1; i<= MAX_CHANNEL_NUMBER; i++)
-+ {
-+ if(pDot11dInfo->channel_map[i] > 0)
-+ {
-+ default_chn = i;
-+ break;
-+ }
-+ }
-+
-+ if(MAX_CHANNEL_NUMBER < channel)
-+ {
-+ printk("IsLegalChannel(): Invalid Channel\n");
-+ return default_chn;
-+ }
-+
-+ if(pDot11dInfo->channel_map[channel] > 0)
-+ return channel;
-+
-+ return default_chn;
-+}
-+
-+EXPORT_SYMBOL(Dot11d_Init);
-+EXPORT_SYMBOL(Dot11d_Reset);
-+EXPORT_SYMBOL(Dot11d_UpdateCountryIe);
-+EXPORT_SYMBOL(DOT11D_GetMaxTxPwrInDbm);
-+EXPORT_SYMBOL(DOT11D_ScanComplete);
-+EXPORT_SYMBOL(IsLegalChannel);
-+EXPORT_SYMBOL(ToLegalChannel);
-+#endif
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h 2010-05-27 18:12:39.532222207 +0200 ++#ifdef ENABLE_DOT11D ++//----------------------------------------------------------------------------- ++// File: ++// Dot11d.c ++// ++// Description: ++// Implement 802.11d. ++// ++//----------------------------------------------------------------------------- ++ ++#include "dot11d.h" ++ ++void ++Dot11d_Init(struct ieee80211_device *ieee) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee); ++ ++ pDot11dInfo->bEnabled = 0; ++ ++ pDot11dInfo->State = DOT11D_STATE_NONE; ++ pDot11dInfo->CountryIeLen = 0; ++ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); ++ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); ++ RESET_CIE_WATCHDOG(ieee); ++ ++ //printk("Dot11d_Init()\n"); ++} ++ ++// ++// Description: ++// Reset to the state as we are just entering a regulatory domain. ++// ++void ++Dot11d_Reset(struct ieee80211_device *ieee) ++{ ++ u32 i; ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee); ++ ++ // Clear old channel map ++ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); ++ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); ++ // Set new channel map ++ for (i=1; i<=11; i++) { ++ (pDot11dInfo->channel_map)[i] = 1; ++ } ++ for (i=12; i<=14; i++) { ++ (pDot11dInfo->channel_map)[i] = 2; ++ } ++ ++ pDot11dInfo->State = DOT11D_STATE_NONE; ++ pDot11dInfo->CountryIeLen = 0; ++ RESET_CIE_WATCHDOG(ieee); ++ ++ //printk("Dot11d_Reset()\n"); ++} ++ ++// ++// Description: ++// Update country IE from Beacon or Probe Resopnse ++// and configure PHY for operation in the regulatory domain. ++// ++// TODO: ++// Configure Tx power. ++// ++// Assumption: ++// 1. IS_DOT11D_ENABLE() is TRUE. ++// 2. Input IE is an valid one. ++// ++void ++Dot11d_UpdateCountryIe( ++ struct ieee80211_device *dev, ++ u8 * pTaddr, ++ u16 CoutryIeLen, ++ u8 * pCoutryIe ++ ) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); ++ u8 i, j, NumTriples, MaxChnlNum; ++ PCHNL_TXPOWER_TRIPLE pTriple; ++ ++ if((CoutryIeLen - 3)%3 != 0) ++ { ++ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n"); ++ Dot11d_Reset(dev); ++ return; ++ } ++ ++ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); ++ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); ++ MaxChnlNum = 0; ++ NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string. ++ pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3); ++ for(i = 0; i < NumTriples; i++) ++ { ++ if(MaxChnlNum >= pTriple->FirstChnl) ++ { // It is not in a monotonically increasing order, so stop processing. ++ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n"); ++ Dot11d_Reset(dev); ++ return; ++ } ++ if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls)) ++ { // It is not a valid set of channel id, so stop processing. ++ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n"); ++ Dot11d_Reset(dev); ++ return; ++ } ++ ++ for(j = 0 ; j < pTriple->NumChnls; j++) ++ { ++ pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1; ++ pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm; ++ MaxChnlNum = pTriple->FirstChnl + j; ++ } ++ ++ pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3); ++ } ++#if 1 ++ //printk("Dot11d_UpdateCountryIe(): Channel List:\n"); ++ printk("Channel List:"); ++ for(i=1; i<= MAX_CHANNEL_NUMBER; i++) ++ if(pDot11dInfo->channel_map[i] > 0) ++ printk(" %d", i); ++ printk("\n"); ++#endif ++ ++ UPDATE_CIE_SRC(dev, pTaddr); ++ ++ pDot11dInfo->CountryIeLen = CoutryIeLen; ++ memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen); ++ pDot11dInfo->State = DOT11D_STATE_LEARNED; ++} ++ ++void dump_chnl_map(u8 * channel_map) ++{ ++ int i; ++ printk("Channel List:"); ++ for(i=1; i<= MAX_CHANNEL_NUMBER; i++) ++ if(channel_map[i] > 0) ++ printk(" %d(%d)", i, channel_map[i]); ++ printk("\n"); ++} ++ ++u8 ++DOT11D_GetMaxTxPwrInDbm( ++ struct ieee80211_device *dev, ++ u8 Channel ++ ) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); ++ u8 MaxTxPwrInDbm = 255; ++ ++ if(MAX_CHANNEL_NUMBER < Channel) ++ { ++ printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n"); ++ return MaxTxPwrInDbm; ++ } ++ if(pDot11dInfo->channel_map[Channel]) ++ { ++ MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel]; ++ } ++ ++ return MaxTxPwrInDbm; ++} ++ ++ ++void ++DOT11D_ScanComplete( ++ struct ieee80211_device * dev ++ ) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); ++ ++ switch(pDot11dInfo->State) ++ { ++ case DOT11D_STATE_LEARNED: ++ pDot11dInfo->State = DOT11D_STATE_DONE; ++ break; ++ ++ case DOT11D_STATE_DONE: ++ if( GET_CIE_WATCHDOG(dev) == 0 ) ++ { // Reset country IE if previous one is gone. ++ Dot11d_Reset(dev); ++ } ++ break; ++ case DOT11D_STATE_NONE: ++ break; ++ } ++} ++ ++int IsLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); ++ ++ if(MAX_CHANNEL_NUMBER < channel) ++ { ++ printk("IsLegalChannel(): Invalid Channel\n"); ++ return 0; ++ } ++ if(pDot11dInfo->channel_map[channel] > 0) ++ return 1; ++ return 0; ++} ++ ++int ToLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++) ++{ ++ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); ++ u8 default_chn = 0; ++ u32 i = 0; ++ ++ for (i=1; i<= MAX_CHANNEL_NUMBER; i++) ++ { ++ if(pDot11dInfo->channel_map[i] > 0) ++ { ++ default_chn = i; ++ break; ++ } ++ } ++ ++ if(MAX_CHANNEL_NUMBER < channel) ++ { ++ printk("IsLegalChannel(): Invalid Channel\n"); ++ return default_chn; ++ } ++ ++ if(pDot11dInfo->channel_map[channel] > 0) ++ return channel; ++ ++ return default_chn; ++} ++ ++EXPORT_SYMBOL(Dot11d_Init); ++EXPORT_SYMBOL(Dot11d_Reset); ++EXPORT_SYMBOL(Dot11d_UpdateCountryIe); ++EXPORT_SYMBOL(DOT11D_GetMaxTxPwrInDbm); ++EXPORT_SYMBOL(DOT11D_ScanComplete); ++EXPORT_SYMBOL(IsLegalChannel); ++EXPORT_SYMBOL(ToLegalChannel); ++#endif +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/dot11d.h 2010-08-05 21:12:34.103620371 +0200 @@ -0,0 +1,102 @@ -+#ifndef __INC_DOT11D_H
-+#define __INC_DOT11D_H
-+
-+#include "ieee80211.h"
-+
-+//#define ENABLE_DOT11D
-+
-+//#define DOT11D_MAX_CHNL_NUM 83
-+
-+typedef struct _CHNL_TXPOWER_TRIPLE {
-+ u8 FirstChnl;
-+ u8 NumChnls;
-+ u8 MaxTxPowerInDbm;
-+}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE;
-+
-+typedef enum _DOT11D_STATE {
-+ DOT11D_STATE_NONE = 0,
-+ DOT11D_STATE_LEARNED,
-+ DOT11D_STATE_DONE,
-+}DOT11D_STATE;
-+
-+typedef struct _RT_DOT11D_INFO {
-+ //DECLARE_RT_OBJECT(RT_DOT11D_INFO);
-+
-+ bool bEnabled; // dot11MultiDomainCapabilityEnabled
-+
-+ u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element.
-+ u8 CountryIeBuf[MAX_IE_LEN];
-+ u8 CountryIeSrcAddr[6]; // Source AP of the country IE.
-+ u8 CountryIeWatchdog;
-+
-+ u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan)
-+ //u8 ChnlListLen; // #Bytes valid in ChnlList[].
-+ //u8 ChnlList[DOT11D_MAX_CHNL_NUM];
-+ u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1];
-+
-+ DOT11D_STATE State;
-+}RT_DOT11D_INFO, *PRT_DOT11D_INFO;
-+#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 )
-+#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5])
-+#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo))
-+
-+#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled
-+#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0)
-+
-+#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
-+#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
-+
-+#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \
-+ (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \
-+ FALSE : \
-+ (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length)))
-+
-+#define CIE_WATCHDOG_TH 1
-+#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog
-+#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0
-+#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev)
-+
-+#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE)
-+
-+
-+void
-+Dot11d_Init(
-+ struct ieee80211_device *dev
-+ );
-+
-+void
-+Dot11d_Reset(
-+ struct ieee80211_device *dev
-+ );
-+
-+void
-+Dot11d_UpdateCountryIe(
-+ struct ieee80211_device *dev,
-+ u8 * pTaddr,
-+ u16 CoutryIeLen,
-+ u8 * pCoutryIe
-+ );
-+
-+u8
-+DOT11D_GetMaxTxPwrInDbm(
-+ struct ieee80211_device *dev,
-+ u8 Channel
-+ );
-+
-+void
-+DOT11D_ScanComplete(
-+ struct ieee80211_device * dev
-+ );
-+
-+int IsLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+);
-+
-+int ToLegalChannel(
-+ struct ieee80211_device * dev,
-+ u8 channel
-+);
-+
-+void dump_chnl_map(u8 * channel_map);
-+#endif // #ifndef __INC_DOT11D_H
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c 2010-05-27 18:12:39.532222207 +0200 ++#ifndef __INC_DOT11D_H ++#define __INC_DOT11D_H ++ ++#include "ieee80211.h" ++ ++//#define ENABLE_DOT11D ++ ++//#define DOT11D_MAX_CHNL_NUM 83 ++ ++typedef struct _CHNL_TXPOWER_TRIPLE { ++ u8 FirstChnl; ++ u8 NumChnls; ++ u8 MaxTxPowerInDbm; ++}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE; ++ ++typedef enum _DOT11D_STATE { ++ DOT11D_STATE_NONE = 0, ++ DOT11D_STATE_LEARNED, ++ DOT11D_STATE_DONE, ++}DOT11D_STATE; ++ ++typedef struct _RT_DOT11D_INFO { ++ //DECLARE_RT_OBJECT(RT_DOT11D_INFO); ++ ++ bool bEnabled; // dot11MultiDomainCapabilityEnabled ++ ++ u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element. ++ u8 CountryIeBuf[MAX_IE_LEN]; ++ u8 CountryIeSrcAddr[6]; // Source AP of the country IE. ++ u8 CountryIeWatchdog; ++ ++ u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan) ++ //u8 ChnlListLen; // #Bytes valid in ChnlList[]. ++ //u8 ChnlList[DOT11D_MAX_CHNL_NUM]; ++ u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1]; ++ ++ DOT11D_STATE State; ++}RT_DOT11D_INFO, *PRT_DOT11D_INFO; ++#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) ++#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5]) ++#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo)) ++ ++#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled ++#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0) ++ ++#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) ++#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) ++ ++#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \ ++ (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \ ++ FALSE : \ ++ (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length))) ++ ++#define CIE_WATCHDOG_TH 1 ++#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog ++#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0 ++#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev) ++ ++#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE) ++ ++ ++void ++Dot11d_Init( ++ struct ieee80211_device *dev ++ ); ++ ++void ++Dot11d_Reset( ++ struct ieee80211_device *dev ++ ); ++ ++void ++Dot11d_UpdateCountryIe( ++ struct ieee80211_device *dev, ++ u8 * pTaddr, ++ u16 CoutryIeLen, ++ u8 * pCoutryIe ++ ); ++ ++u8 ++DOT11D_GetMaxTxPwrInDbm( ++ struct ieee80211_device *dev, ++ u8 Channel ++ ); ++ ++void ++DOT11D_ScanComplete( ++ struct ieee80211_device * dev ++ ); ++ ++int IsLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++); ++ ++int ToLegalChannel( ++ struct ieee80211_device * dev, ++ u8 channel ++); ++ ++void dump_chnl_map(u8 * channel_map); ++#endif // #ifndef __INC_DOT11D_H +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.c 2010-08-05 21:12:34.143621803 +0200 @@ -0,0 +1,275 @@ +/* + * Host AP crypto routines @@ -8861,9 +2348,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_cr +module_init(ieee80211_crypto_init); +module_exit(ieee80211_crypto_deinit); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_ccmp.c 2010-08-05 21:12:34.183623662 +0200 @@ -0,0 +1,524 @@ +/* + * Host AP crypt: host-based CCMP encryption implementation for Host AP driver @@ -9389,9 +2876,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_cr +module_init(ieee80211_crypto_ccmp_init); +module_exit(ieee80211_crypto_ccmp_exit); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt.h 2010-08-05 21:12:34.223620464 +0200 @@ -0,0 +1,91 @@ +/* + * Original code based on Host AP (software wireless LAN access point) driver @@ -9484,9 +2971,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_cr +#endif + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_tkip.c 2010-08-05 21:12:34.263619025 +0200 @@ -0,0 +1,996 @@ +/* + * Host AP crypt: host-based TKIP encryption implementation for Host AP driver @@ -10484,9 +3971,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_cr +module_init(ieee80211_crypto_tkip_init); +module_exit(ieee80211_crypto_tkip_exit); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_crypt_wep.c 2010-08-05 21:12:34.313620509 +0200 @@ -0,0 +1,383 @@ +/* + * Host AP crypt: host-based WEP encryption implementation for Host AP driver @@ -10871,9 +4358,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_cr +module_init(ieee80211_crypto_wep_init); +module_exit(ieee80211_crypto_wep_exit); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h 2010-08-05 21:12:34.353620599 +0200 @@ -0,0 +1,1903 @@ +/* + * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11 @@ -12778,9 +6265,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211.h + return escaped; +} +#endif /* IEEE80211_H */ -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_module.c 2010-08-05 21:12:34.403617745 +0200 @@ -0,0 +1,385 @@ +/******************************************************************************* + @@ -13167,9 +6654,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_mo +EXPORT_SYMBOL_NOVERS(alloc_ieee80211); +EXPORT_SYMBOL_NOVERS(free_ieee80211); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx.c 2010-08-05 21:12:34.443617689 +0200 @@ -0,0 +1,2074 @@ +/* + * Original code based Host AP (software wireless LAN access point) driver @@ -15245,9 +8732,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_rx +EXPORT_SYMBOL_NOVERS(ieee_ext_skb_p80211_to_ether); +#endif +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac.c 2010-08-05 21:12:34.483617738 +0200 @@ -0,0 +1,4083 @@ +/* IEEE 802.11 SoftMAC layer + * Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> @@ -19332,9 +12819,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_so + +#endif +//EXPORT_SYMBOL(ieee80211_sta_ps_send_null_frame); -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_softmac_wx.c 2010-08-05 21:12:34.523620485 +0200 @@ -0,0 +1,629 @@ +/* IEEE 802.11 SoftMAC layer + * Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> @@ -19965,9 +13452,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_so +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_power); +EXPORT_SYMBOL_NOVERS(ieee80211_wlan_frequencies); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx.c 2010-08-05 21:12:34.563623786 +0200 @@ -0,0 +1,876 @@ +/****************************************************************************** + @@ -20845,9 +14332,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_tx +#endif // _RTL8187_EXT_PATCH_ +#endif + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx.c 2010-08-05 21:12:34.603620591 +0200 @@ -0,0 +1,926 @@ +/****************************************************************************** + @@ -21775,9 +15262,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/ieee80211_wx +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_encode); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_encode); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/internal.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/internal.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/internal.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/internal.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/internal.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/internal.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/internal.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/internal.h 2010-08-05 21:12:34.643623535 +0200 @@ -0,0 +1,115 @@ +/* + * Cryptographic API. @@ -21894,9 +15381,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/internal.h l + +#endif /* _CRYPTO_INTERNAL_H */ + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h 2010-08-05 21:12:34.683618826 +0200 @@ -0,0 +1,20 @@ +#ifndef __KMAP_TYPES_H + @@ -21918,9 +15405,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/kmap_types.h +#define _ASM_KMAP_TYPES_H + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/readme linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/readme ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/readme 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/readme 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/readme linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/readme +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/readme 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/readme 2010-08-05 21:12:34.723621451 +0200 @@ -0,0 +1,162 @@ +What this layer should do + @@ -22084,295 +15571,295 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/readme linux +function and the stop scan function are called with this semaphore held). + + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/rtl8187_mesh.h 2010-08-05 21:12:34.763617830 +0200 @@ -0,0 +1,282 @@ -+#ifndef _RTL8187_MESH_H_
-+#define _RTL8187_MESH_H_
-+
-+#include "msh_class.h" // struct mshclass
-+#include "mesh.h" // struct MESH-Neighbor-Entry
-+#include "ieee80211.h" // struct ieee80211-network
-+#include "mesh_8185_util.h" // DOT11-QUEUE
-+#include "hash_table.h" // hash-table
-+#include "8185s_pathsel.h"
-+#include <linux/list.h>
-+
-+#define GET_MESH_PRIV(x) ((struct mshclass_priv *)(x->priv))
-+
-+struct ieee80211_hdr_mesh {
-+ u16 frame_ctl;
-+ u16 duration_id;
-+ u8 addr1[ETH_ALEN];
-+ u8 addr2[ETH_ALEN];
-+ u8 addr3[ETH_ALEN];
-+ u16 seq_ctl;
-+ u8 addr4[ETH_ALEN];
-+ unsigned char mesh_flag;
-+ INT8 TTL;
-+ UINT16 segNum;
-+ unsigned char DestMACAddr[ETH_ALEN]; // modify for 6 address
-+ unsigned char SrcMACAddr[ETH_ALEN];
-+} __attribute__ ((packed));
-+
-+struct myMeshIDNode {
-+ struct list_head list;
-+ char id[MESH_ID_LEN+1];
-+ short popEN;
-+ char tried;
-+ unsigned long expire;
-+ struct ieee80211_network mesh_network;
-+};
-+
-+struct ieee80211_hdr_mesh_QOS {
-+ u16 frame_ctl;
-+ u16 duration_id;
-+ u8 addr1[ETH_ALEN];
-+ u8 addr2[ETH_ALEN];
-+ u8 addr3[ETH_ALEN];
-+ u16 seq_ctl;
-+ u8 addr4[ETH_ALEN];
-+ u16 QOS_ctl;
-+ unsigned char mesh_flag;
-+ INT8 TTL;
-+ UINT16 segNum;
-+ unsigned char DestMACAddr[ETH_ALEN]; // modify for 6 address
-+ unsigned char SrcMACAddr[ETH_ALEN];
-+} __attribute__ ((packed));
-+
-+
-+struct mesh_PeerEntry {
-+ // based on 8185ag.h
-+ struct list_head hash_list;
-+ unsigned int used; ///< used == TRUE => has been allocated, \n used == FALSE => can be allocated
-+ unsigned char hwaddr[MACADDRLEN]; ///< hardware address
-+
-+ // struct list_head mesh_unEstablish_ptr; // ©|¥¼(©Î±q¤w³s½u -> ¥¼³s½u) ¤§ MP list
-+ struct list_head mesh_mp_ptr; // MP list
-+
-+ /*mesh_neighbor:
-+ * Inited by "Neighbor Discovering"
-+ * cleaned by "Disassociation" or "Expired"
-+ */
-+ struct MESH_Neighbor_Entry mesh_neighbor_TBL;
-+
-+ struct ieee80211_network * pstat; // a backward pointer
-+
-+ // 802.11 seq checking
-+ u16 last_rxseq; /* rx seq previous per-tid */
-+ u16 last_rxfrag;/* tx frag previous per-tid */
-+ unsigned long last_time;
-+ //
-+};
-+
-+
-+struct mshclass_priv {
-+
-+ struct mesh_PeerEntry *meshEntries; // 1-to-1 for priv->ieee80211->networks
-+
-+ spinlock_t lock_stainfo; // lock for accessing the data structure of stat info
-+ spinlock_t lock_queue; // lock for DOT11_EnQueue2/DOT11_DeQueue2/enque/dequeue
-+ spinlock_t lock_Rreq; // lock for rreq_retry. Some function like aodv_expire/tx use lock_queue simultaneously
-+// spinlock_t lock_meshlist;
-+
-+ // struct _DOT11_QUEUE *pevent_queue; ///< 802.11 QUEUEµ²ºc
-+ // struct hash_table *pathsel_table; // GANTOE
-+ //tsananiu
-+ struct _DOT11_QUEUE *pathsel_queue; ///< 802.11 QUEUEµ²ºc
-+
-+ //tsananiu end
-+
-+ //add by shlu 20070518
-+ unsigned char RreqMAC[AODV_RREQ_TABLE_SIZE][6];
-+ unsigned int RreqBegin;
-+ unsigned int RreqEnd;
-+
-+#if defined(MESH_ROLE_ROOT) || defined(MESH_ROLE_PORTAL)
-+#define MAX_SZ_BAD_MAC 3
-+ unsigned char BadMac[MAX_SZ_BAD_MAC][MACADDRLEN];
-+ int idx_BadMac;
-+#endif // MESH_ROLE_ROOT || MESH_ROLE_PORTAL
-+
-+ //-------------
-+ unsigned char root_mac[MACADDRLEN];
-+ struct mesh_info dot11MeshInfo; // extrated from wifi_mib (ieee802_mib.h)
-+ struct hash_table *proxy_table, *mesh_rreq_retry_queue; //GANTOE //GANTOE
-+ struct hash_table *pathsel_table; // add by chuangch 2007.09.13
-+ // add by Jason
-+ struct mpp_tb *pann_mpp_tb;
-+
-+ struct timer_list expire_timer; // 1sec timer
-+
-+ struct timer_list beacon_timer; // 1sec timer
-+ struct list_head stat_hash[MAX_NETWORK_COUNT]; // sta_info hash table (aid_obj)
-+
-+ struct list_head meshList[MAX_CHANNEL_NUMBER];
-+ int scanMode;
-+
-+ struct {
-+ struct ieee80211_network *pstat;
-+ unsigned char hwaddr[MACADDRLEN];
-+ } stainfo_cache;
-+
-+ // The following elements are used by 802.11s.
-+ // For copyright-pretection, we use an independent (binary) module.
-+ // Note that it can also be put either under r8180_priv or ieee80211_device. The adv of put under
-+ // r8180_priv is to get "higher encapsulation". On the other hand, r8180_priv was originally designed
-+ // for "hardward specific."
-+ char mesh_mac_filter_allow[8][13];
-+ char mesh_mac_filter_deny[8][13];
-+
-+ struct MESH_Share meshare; // mesh share data
-+
-+ struct {
-+
-+ int prev_iw_mode; // Save this->iw_mode for r8180_wx->r8180_wx_enable_mesh. No init requirement
-+
-+ struct MESH_Profile mesh_profile; // contains MESHID
-+
-+ struct mesh_info dot11MeshInfo; // contains meshMaxAssocNum
-+
-+ struct net_device_stats mesh_stats;
-+
-+ UINT8 mesh_Version; // ¨Ï¥Îªºª©¥»
-+ // WLAN Mesh Capability
-+ INT16 mesh_PeerCAP_cap; // peer capability-Cap number (¦³¸¹¼Æ)
-+ UINT8 mesh_PeerCAP_flags; // peer capability-flags
-+ UINT8 mesh_PowerSaveCAP; // Power Save capability
-+ UINT8 mesh_SyncCAP; // Synchronization capability
-+ UINT8 mesh_MDA_CAP; // MDA capability
-+ UINT32 mesh_ChannelPrecedence; // Channel Precedence
-+
-+ // neighbor -> candidate neighbor, if mesh_available_peerlink > 0, page 56, D0.02
-+ UINT8 mesh_AvailablePeerLink; // ¦¹¬O§_¦³»Ýn?(¦]¥¦µ¥¦P©ó mesh_PeerCAP)=>¼È ®É«O ¯d
-+
-+ UINT8 mesh_HeaderFlags; // mesh header ¤ºªº mesh flags field
-+
-+ // MKD domain element [MKDDIE]
-+ UINT8 mesh_MKD_DomainID[6];
-+ UINT8 mesh_MKDDIE_SecurityConfiguration;
-+
-+ // EMSA Handshake element [EMSAIE]
-+ UINT8 mesh_EMSAIE_ANonce[32];
-+ UINT8 mesh_EMSAIE_SNonce[32];
-+ UINT8 mesh_EMSAIE_MA_ID[6];
-+ UINT16 mesh_EMSAIE_MIC_Control;
-+ UINT8 mesh_EMSAIE_MIC[16];
-+
-+ struct timer_list mesh_peer_link_timer; ///< ¹ï©|¥¼³s ½u(»P³s½u°h¦Ü¥¼³s½u) MP mesh_unEstablish_hdr §@ peer link time out
-+
-+// struct timer_list mesh_beacon_timer;
-+ // mesh_unEstablish_hdr:
-+ // It is a list structure, only stores unEstablish (or Establish -> unEstablish [MP_HOLDING])MP entry
-+ // Each entry is a pointer pointing to an entry in "stat_info->mesh_mp_ptr"
-+ // and removed by successful "Peer link setup" or "Expired"
-+ struct list_head mesh_unEstablish_hdr;
-+
-+ // mesh_mp_hdr:
-+ // It is a list of MP/MAP/MPP who has already passed "Peer link setup"
-+ // Each entry is a pointer pointing to an entry in "stat_info->mesh_mp_ptr"
-+ // Every entry is inserted by "successful peer link setup"
-+ // and removed by "Expired"
-+ struct list_head mesh_mp_hdr;
-+
-+ } mesh;
-+
-+ int iCurChannel; // remember the working channel
-+};
-+
-+// Stanley, 04/23/07
-+// The following mode is used by ieee80211_device->iw_mode
-+// Although it is better to put the definition under linux/wireless.h (or wireless_copy.h), it is a system file
-+// that we shouldn't modify directly.
-+#define IW_MODE_MESH 11 /* 802.11s mesh mode */
-+
-+// Default MESHID
-+#define IEEE80211S_DEFAULT_MESHID "802.11s"
-+
-+// callback for 802.11s
-+extern short rtl8187_patch_ieee80211_probe_req_1 (struct ieee80211_device *ieee);
-+extern u8* rtl8187_patch_ieee80211_probe_req_2 (struct ieee80211_device *ieee, struct sk_buff *skb, u8 *tag);
-+
-+// wx
-+extern int rtl8187_patch_r8180_wx_get_meshinfo(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_enable_mesh(struct net_device *dev);
-+extern int rtl8187_patch_r8180_wx_disable_mesh(struct net_device *dev);
-+extern int rtl8187_patch_r8180_wx_wx_set_meshID(struct net_device *dev, char *ext,unsigned char channel);
-+extern void rtl8187_patch_r8180_wx_set_channel (struct ieee80211_device *ieee, int ch);
-+extern int rtl8187_patch_r8180_wx_set_add_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_set_del_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_set_add_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_set_del_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_get_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_get_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+
-+extern int rtl8187_patch_r8180_wx_get_mesh_list(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_mesh_scan(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+extern int rtl8187_patch_r8180_wx_get_selected_mesh(struct net_device *dev, int en, char *cho, char* id);
-+//by amy for networkmanager UI
-+extern int rtl8187_patch_r8180_wx_get_selected_mesh_channel(struct net_device *dev, char *extmeshid, char *cho);
-+//by amy for networkmanager UI
-+// osdep
-+extern int rtl8187_patch_ieee80211_start_protocol (struct ieee80211_device *ieee);
-+extern u8 rtl8187_patch_rtl8180_up(struct mshclass *priv);
-+extern void rtl8187_patch_ieee80211_stop_protocol(struct ieee80211_device *ieee);
-+
-+// issue_assocreq_MP
-+extern void rtl8187_patch_ieee80211_association_req_1 (struct ieee80211_assoc_request_frame *hdr);
-+extern u8* rtl8187_patch_ieee80211_association_req_2 (struct ieee80211_device *ieee, struct ieee80211_network *pstat, struct sk_buff *skb);
-+
-+// OnAssocReq_MP
-+extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_assoc_req (struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+// issue_assocrsp_MP
-+extern void rtl8187_patch_ieee80211_assoc_resp_by_net_1 (struct ieee80211_assoc_response_frame *assoc);
-+u8* rtl8187_patch_ieee80211_assoc_resp_by_net_2 (struct ieee80211_device *ieee, struct ieee80211_network *pstat, int pkt_type, struct sk_buff *skb);
-+
-+// OnAssocRsp_MP
-+extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_assoc_rsp (struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+
-+extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_auth(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_deauth(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+extern unsigned int rtl8187_patch_ieee80211_process_probe_response_1( struct ieee80211_device *ieee, struct ieee80211_probe_response *beacon, struct ieee80211_rx_stats *stats);
-+extern void rtl8187_patch_ieee80211_rx_mgt_on_probe_req( struct ieee80211_device *ieee, struct ieee80211_probe_request *beacon, struct ieee80211_rx_stats *stats);
-+extern void rtl8187_patch_ieee80211_rx_mgt_update_expire ( struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+// set channel
-+extern int rtl8187_patch_ieee80211_ext_stop_scan_wq_set_channel (struct ieee80211_device *ieee);
-+
-+// on rx (rx isr)
-+extern int rtl8187_patch_ieee80211_rx_on_rx (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats, u16 type, u16 stype);
-+
-+// r8187_core
-+// handle ioctl
-+extern int rtl8187_patch_rtl8180_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-+// create proc
-+extern void rtl8187_patch_create_proc(struct r8180_priv *priv);
-+extern void rtl8187_patch_remove_proc(struct r8180_priv *priv);
-+
-+// tx, xmit
-+// locked by ieee->lock. Call ieee80211_softmac_xmit afterward
-+extern struct ieee80211_txb* rtl8187_patch_ieee80211_xmit (struct sk_buff *skb, struct net_device *dev);
-+
-+// given a skb, output header's length
-+extern int rtl8187_patch_ieee80211_rx_frame_get_hdrlen (struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+// check the frame control field, return 0: not accept, 1: accept
-+extern int rtl8187_patch_ieee80211_rx_is_valid_framectl (struct ieee80211_device *ieee, u16 fc, u16 type, u16 stype);
-+
-+// process_dataframe
-+extern int rtl8187_patch_ieee80211_rx_process_dataframe (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+
-+extern int rtl8187_patch_is_duplicate_packet (struct ieee80211_device *ieee, struct ieee80211_hdr *header, u16 type, u16 stype);
-+
-+extern int rtl8187_patch_ieee80211_softmac_xmit_get_rate (struct ieee80211_device *ieee, struct sk_buff *skb);
-+extern void ieee80211_start_mesh(struct ieee80211_device *ieee);
-+#endif // _RTL8187_MESH_H_
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h 2010-05-27 18:12:39.532222207 +0200 ++#ifndef _RTL8187_MESH_H_ ++#define _RTL8187_MESH_H_ ++ ++#include "msh_class.h" // struct mshclass ++#include "mesh.h" // struct MESH-Neighbor-Entry ++#include "ieee80211.h" // struct ieee80211-network ++#include "mesh_8185_util.h" // DOT11-QUEUE ++#include "hash_table.h" // hash-table ++#include "8185s_pathsel.h" ++#include <linux/list.h> ++ ++#define GET_MESH_PRIV(x) ((struct mshclass_priv *)(x->priv)) ++ ++struct ieee80211_hdr_mesh { ++ u16 frame_ctl; ++ u16 duration_id; ++ u8 addr1[ETH_ALEN]; ++ u8 addr2[ETH_ALEN]; ++ u8 addr3[ETH_ALEN]; ++ u16 seq_ctl; ++ u8 addr4[ETH_ALEN]; ++ unsigned char mesh_flag; ++ INT8 TTL; ++ UINT16 segNum; ++ unsigned char DestMACAddr[ETH_ALEN]; // modify for 6 address ++ unsigned char SrcMACAddr[ETH_ALEN]; ++} __attribute__ ((packed)); ++ ++struct myMeshIDNode { ++ struct list_head list; ++ char id[MESH_ID_LEN+1]; ++ short popEN; ++ char tried; ++ unsigned long expire; ++ struct ieee80211_network mesh_network; ++}; ++ ++struct ieee80211_hdr_mesh_QOS { ++ u16 frame_ctl; ++ u16 duration_id; ++ u8 addr1[ETH_ALEN]; ++ u8 addr2[ETH_ALEN]; ++ u8 addr3[ETH_ALEN]; ++ u16 seq_ctl; ++ u8 addr4[ETH_ALEN]; ++ u16 QOS_ctl; ++ unsigned char mesh_flag; ++ INT8 TTL; ++ UINT16 segNum; ++ unsigned char DestMACAddr[ETH_ALEN]; // modify for 6 address ++ unsigned char SrcMACAddr[ETH_ALEN]; ++} __attribute__ ((packed)); ++ ++ ++struct mesh_PeerEntry { ++ // based on 8185ag.h ++ struct list_head hash_list; ++ unsigned int used; ///< used == TRUE => has been allocated, \n used == FALSE => can be allocated ++ unsigned char hwaddr[MACADDRLEN]; ///< hardware address ++ ++ // struct list_head mesh_unEstablish_ptr; // ©|¥¼(©Î±q¤w³s½u -> ¥¼³s½u) ¤§ MP list ++ struct list_head mesh_mp_ptr; // MP list ++ ++ /*mesh_neighbor: ++ * Inited by "Neighbor Discovering" ++ * cleaned by "Disassociation" or "Expired" ++ */ ++ struct MESH_Neighbor_Entry mesh_neighbor_TBL; ++ ++ struct ieee80211_network * pstat; // a backward pointer ++ ++ // 802.11 seq checking ++ u16 last_rxseq; /* rx seq previous per-tid */ ++ u16 last_rxfrag;/* tx frag previous per-tid */ ++ unsigned long last_time; ++ // ++}; ++ ++ ++struct mshclass_priv { ++ ++ struct mesh_PeerEntry *meshEntries; // 1-to-1 for priv->ieee80211->networks ++ ++ spinlock_t lock_stainfo; // lock for accessing the data structure of stat info ++ spinlock_t lock_queue; // lock for DOT11_EnQueue2/DOT11_DeQueue2/enque/dequeue ++ spinlock_t lock_Rreq; // lock for rreq_retry. Some function like aodv_expire/tx use lock_queue simultaneously ++// spinlock_t lock_meshlist; ++ ++ // struct _DOT11_QUEUE *pevent_queue; ///< 802.11 QUEUEµ²ºc ++ // struct hash_table *pathsel_table; // GANTOE ++ //tsananiu ++ struct _DOT11_QUEUE *pathsel_queue; ///< 802.11 QUEUEµ²ºc ++ ++ //tsananiu end ++ ++ //add by shlu 20070518 ++ unsigned char RreqMAC[AODV_RREQ_TABLE_SIZE][6]; ++ unsigned int RreqBegin; ++ unsigned int RreqEnd; ++ ++#if defined(MESH_ROLE_ROOT) || defined(MESH_ROLE_PORTAL) ++#define MAX_SZ_BAD_MAC 3 ++ unsigned char BadMac[MAX_SZ_BAD_MAC][MACADDRLEN]; ++ int idx_BadMac; ++#endif // MESH_ROLE_ROOT || MESH_ROLE_PORTAL ++ ++ //------------- ++ unsigned char root_mac[MACADDRLEN]; ++ struct mesh_info dot11MeshInfo; // extrated from wifi_mib (ieee802_mib.h) ++ struct hash_table *proxy_table, *mesh_rreq_retry_queue; //GANTOE //GANTOE ++ struct hash_table *pathsel_table; // add by chuangch 2007.09.13 ++ // add by Jason ++ struct mpp_tb *pann_mpp_tb; ++ ++ struct timer_list expire_timer; // 1sec timer ++ ++ struct timer_list beacon_timer; // 1sec timer ++ struct list_head stat_hash[MAX_NETWORK_COUNT]; // sta_info hash table (aid_obj) ++ ++ struct list_head meshList[MAX_CHANNEL_NUMBER]; ++ int scanMode; ++ ++ struct { ++ struct ieee80211_network *pstat; ++ unsigned char hwaddr[MACADDRLEN]; ++ } stainfo_cache; ++ ++ // The following elements are used by 802.11s. ++ // For copyright-pretection, we use an independent (binary) module. ++ // Note that it can also be put either under r8180_priv or ieee80211_device. The adv of put under ++ // r8180_priv is to get "higher encapsulation". On the other hand, r8180_priv was originally designed ++ // for "hardward specific." ++ char mesh_mac_filter_allow[8][13]; ++ char mesh_mac_filter_deny[8][13]; ++ ++ struct MESH_Share meshare; // mesh share data ++ ++ struct { ++ ++ int prev_iw_mode; // Save this->iw_mode for r8180_wx->r8180_wx_enable_mesh. No init requirement ++ ++ struct MESH_Profile mesh_profile; // contains MESHID ++ ++ struct mesh_info dot11MeshInfo; // contains meshMaxAssocNum ++ ++ struct net_device_stats mesh_stats; ++ ++ UINT8 mesh_Version; // ¨Ï¥Îªºª©¥» ++ // WLAN Mesh Capability ++ INT16 mesh_PeerCAP_cap; // peer capability-Cap number (¦³¸¹¼Æ) ++ UINT8 mesh_PeerCAP_flags; // peer capability-flags ++ UINT8 mesh_PowerSaveCAP; // Power Save capability ++ UINT8 mesh_SyncCAP; // Synchronization capability ++ UINT8 mesh_MDA_CAP; // MDA capability ++ UINT32 mesh_ChannelPrecedence; // Channel Precedence ++ ++ // neighbor -> candidate neighbor, if mesh_available_peerlink > 0, page 56, D0.02 ++ UINT8 mesh_AvailablePeerLink; // ¦¹¬O§_¦³»Ýn?(¦]¥¦µ¥¦P©ó mesh_PeerCAP)=>¼È ®É«O ¯d ++ ++ UINT8 mesh_HeaderFlags; // mesh header ¤ºªº mesh flags field ++ ++ // MKD domain element [MKDDIE] ++ UINT8 mesh_MKD_DomainID[6]; ++ UINT8 mesh_MKDDIE_SecurityConfiguration; ++ ++ // EMSA Handshake element [EMSAIE] ++ UINT8 mesh_EMSAIE_ANonce[32]; ++ UINT8 mesh_EMSAIE_SNonce[32]; ++ UINT8 mesh_EMSAIE_MA_ID[6]; ++ UINT16 mesh_EMSAIE_MIC_Control; ++ UINT8 mesh_EMSAIE_MIC[16]; ++ ++ struct timer_list mesh_peer_link_timer; ///< ¹ï©|¥¼³s ½u(»P³s½u°h¦Ü¥¼³s½u) MP mesh_unEstablish_hdr §@ peer link time out ++ ++// struct timer_list mesh_beacon_timer; ++ // mesh_unEstablish_hdr: ++ // It is a list structure, only stores unEstablish (or Establish -> unEstablish [MP_HOLDING])MP entry ++ // Each entry is a pointer pointing to an entry in "stat_info->mesh_mp_ptr" ++ // and removed by successful "Peer link setup" or "Expired" ++ struct list_head mesh_unEstablish_hdr; ++ ++ // mesh_mp_hdr: ++ // It is a list of MP/MAP/MPP who has already passed "Peer link setup" ++ // Each entry is a pointer pointing to an entry in "stat_info->mesh_mp_ptr" ++ // Every entry is inserted by "successful peer link setup" ++ // and removed by "Expired" ++ struct list_head mesh_mp_hdr; ++ ++ } mesh; ++ ++ int iCurChannel; // remember the working channel ++}; ++ ++// Stanley, 04/23/07 ++// The following mode is used by ieee80211_device->iw_mode ++// Although it is better to put the definition under linux/wireless.h (or wireless_copy.h), it is a system file ++// that we shouldn't modify directly. ++#define IW_MODE_MESH 11 /* 802.11s mesh mode */ ++ ++// Default MESHID ++#define IEEE80211S_DEFAULT_MESHID "802.11s" ++ ++// callback for 802.11s ++extern short rtl8187_patch_ieee80211_probe_req_1 (struct ieee80211_device *ieee); ++extern u8* rtl8187_patch_ieee80211_probe_req_2 (struct ieee80211_device *ieee, struct sk_buff *skb, u8 *tag); ++ ++// wx ++extern int rtl8187_patch_r8180_wx_get_meshinfo(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_enable_mesh(struct net_device *dev); ++extern int rtl8187_patch_r8180_wx_disable_mesh(struct net_device *dev); ++extern int rtl8187_patch_r8180_wx_wx_set_meshID(struct net_device *dev, char *ext,unsigned char channel); ++extern void rtl8187_patch_r8180_wx_set_channel (struct ieee80211_device *ieee, int ch); ++extern int rtl8187_patch_r8180_wx_set_add_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_set_del_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_set_add_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_set_del_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_get_mac_allow(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_get_mac_deny(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ ++extern int rtl8187_patch_r8180_wx_get_mesh_list(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_mesh_scan(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++extern int rtl8187_patch_r8180_wx_get_selected_mesh(struct net_device *dev, int en, char *cho, char* id); ++//by amy for networkmanager UI ++extern int rtl8187_patch_r8180_wx_get_selected_mesh_channel(struct net_device *dev, char *extmeshid, char *cho); ++//by amy for networkmanager UI ++// osdep ++extern int rtl8187_patch_ieee80211_start_protocol (struct ieee80211_device *ieee); ++extern u8 rtl8187_patch_rtl8180_up(struct mshclass *priv); ++extern void rtl8187_patch_ieee80211_stop_protocol(struct ieee80211_device *ieee); ++ ++// issue_assocreq_MP ++extern void rtl8187_patch_ieee80211_association_req_1 (struct ieee80211_assoc_request_frame *hdr); ++extern u8* rtl8187_patch_ieee80211_association_req_2 (struct ieee80211_device *ieee, struct ieee80211_network *pstat, struct sk_buff *skb); ++ ++// OnAssocReq_MP ++extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_assoc_req (struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++// issue_assocrsp_MP ++extern void rtl8187_patch_ieee80211_assoc_resp_by_net_1 (struct ieee80211_assoc_response_frame *assoc); ++u8* rtl8187_patch_ieee80211_assoc_resp_by_net_2 (struct ieee80211_device *ieee, struct ieee80211_network *pstat, int pkt_type, struct sk_buff *skb); ++ ++// OnAssocRsp_MP ++extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_assoc_rsp (struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++ ++extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_auth(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++extern int rtl8187_patch_ieee80211_rx_frame_softmac_on_deauth(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++extern unsigned int rtl8187_patch_ieee80211_process_probe_response_1( struct ieee80211_device *ieee, struct ieee80211_probe_response *beacon, struct ieee80211_rx_stats *stats); ++extern void rtl8187_patch_ieee80211_rx_mgt_on_probe_req( struct ieee80211_device *ieee, struct ieee80211_probe_request *beacon, struct ieee80211_rx_stats *stats); ++extern void rtl8187_patch_ieee80211_rx_mgt_update_expire ( struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++// set channel ++extern int rtl8187_patch_ieee80211_ext_stop_scan_wq_set_channel (struct ieee80211_device *ieee); ++ ++// on rx (rx isr) ++extern int rtl8187_patch_ieee80211_rx_on_rx (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats, u16 type, u16 stype); ++ ++// r8187_core ++// handle ioctl ++extern int rtl8187_patch_rtl8180_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); ++// create proc ++extern void rtl8187_patch_create_proc(struct r8180_priv *priv); ++extern void rtl8187_patch_remove_proc(struct r8180_priv *priv); ++ ++// tx, xmit ++// locked by ieee->lock. Call ieee80211_softmac_xmit afterward ++extern struct ieee80211_txb* rtl8187_patch_ieee80211_xmit (struct sk_buff *skb, struct net_device *dev); ++ ++// given a skb, output header's length ++extern int rtl8187_patch_ieee80211_rx_frame_get_hdrlen (struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++// check the frame control field, return 0: not accept, 1: accept ++extern int rtl8187_patch_ieee80211_rx_is_valid_framectl (struct ieee80211_device *ieee, u16 fc, u16 type, u16 stype); ++ ++// process_dataframe ++extern int rtl8187_patch_ieee80211_rx_process_dataframe (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++ ++extern int rtl8187_patch_is_duplicate_packet (struct ieee80211_device *ieee, struct ieee80211_hdr *header, u16 type, u16 stype); ++ ++extern int rtl8187_patch_ieee80211_softmac_xmit_get_rate (struct ieee80211_device *ieee, struct sk_buff *skb); ++extern void ieee80211_start_mesh(struct ieee80211_device *ieee); ++#endif // _RTL8187_MESH_H_ +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h 2010-08-05 21:12:34.803620839 +0200 @@ -0,0 +1,399 @@ +/* + * Scatterlist Cryptographic API. @@ -22773,9 +16260,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/rtl_crypto.h + +#endif /* _LINUX_CRYPTO_H */ + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk.h 2010-08-05 21:12:34.843620278 +0200 @@ -0,0 +1,51 @@ +/* + * Cryptographic API. @@ -22828,9 +16315,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/ieee80211/scatterwalk. +void scatterwalk_done(struct scatter_walk *walk, int out, int more); + +#endif /* _CRYPTO_SCATTERWALK_H */ -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/Makefile linux-loongson/drivers/net/wireless/rtl8187b/Makefile ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/Makefile 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/Makefile 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/Makefile linux-2.6.35/drivers/net/wireless/rtl8187b/Makefile +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/Makefile 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/Makefile 2010-08-05 21:12:34.883623740 +0200 @@ -0,0 +1,41 @@ +obj-$(CONFIG_RTL8187B) += rtl8187b.o + @@ -22873,130 +16360,130 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/Makefile linux-loongso + +#for dot11d +EXTRA_CFLAGS += -DENABLE_DOT11D -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/msh_class.h linux-loongson/drivers/net/wireless/rtl8187b/msh_class.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/msh_class.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/msh_class.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/msh_class.h linux-2.6.35/drivers/net/wireless/rtl8187b/msh_class.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/msh_class.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/msh_class.h 2010-08-05 21:12:34.933991193 +0200 @@ -0,0 +1,117 @@ -+/*! \file msh_class.h
-+ \brief msh CLASS extension
-+
-+ \date 2007/5/2
-+ \author Stanley Chang <chagnsl@cs.nctu.edu.tw>
-+*/
-+
-+#ifndef _MESH_CLASS_HDR_H_
-+#define _MESH_CLASS_HDR_H_
-+
-+#include <linux/if_ether.h> /* ETH_ALEN */
-+#include <linux/kernel.h> /* ARRAY_SIZE */
-+#include <linux/version.h>
-+#include <linux/jiffies.h>
-+#include <linux/timer.h>
-+#include <linux/sched.h>
-+
-+#include "ieee80211/ieee80211.h" // for struct ieee80211-xxxx
-+#include "r8187.h" // for struct r8180-priv
-+
-+#define MAC_TABLE_SIZE 8
-+
-+struct mshclass {
-+ struct r8180_priv * p8187;
-+
-+ // callback functions
-+ // ieee80211_softmac.c
-+ int (*ext_patch_ieee80211_start_protocol) (struct ieee80211_device *ieee); // start special mode
-+
-+ short (*ext_patch_ieee80211_probe_req_1) (struct ieee80211_device *ieee); // return = 0: no more phases, >0: another phase
-+ u8* (*ext_patch_ieee80211_probe_req_2) (struct ieee80211_device *ieee, struct sk_buff *skb, u8 *tag); // return tag
-+
-+ void (*ext_patch_ieee80211_association_req_1) (struct ieee80211_assoc_request_frame *hdr);
-+ u8* (*ext_patch_ieee80211_association_req_2) (struct ieee80211_device *ieee, struct ieee80211_network *pstat, struct sk_buff *skb);
-+
-+ int (*ext_patch_ieee80211_rx_frame_softmac_on_assoc_req) (struct ieee80211_device *ieee, struct sk_buff *skb);
-+ int (*ext_patch_ieee80211_rx_frame_softmac_on_assoc_rsp) (struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+ void (*ext_patch_ieee80211_stop_protocol) (struct ieee80211_device *ieee); // stop timer
-+
-+ void (*ext_patch_ieee80211_assoc_resp_by_net_1) (struct ieee80211_assoc_response_frame *assoc);
-+ u8* (*ext_patch_ieee80211_assoc_resp_by_net_2) (struct ieee80211_device *ieee, struct ieee80211_network *pstat, int pkt_type, struct sk_buff *skb);
-+
-+ int (*ext_patch_ieee80211_ext_stop_scan_wq_set_channel) (struct ieee80211_device *ieee);
-+
-+ struct sk_buff* (*ext_patch_get_beacon_get_probersp)(struct ieee80211_device *ieee, u8 *dest, struct ieee80211_network *net);
-+
-+ int (*ext_patch_ieee80211_softmac_xmit_get_rate) (struct ieee80211_device *ieee, struct sk_buff *skb);
-+ int (*ext_patch_ieee80211_rx_frame_softmac_on_auth)(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+ int (*ext_patch_ieee80211_rx_frame_softmac_on_deauth)(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+//by amy for mesh
-+ void (*ext_patch_ieee80211_start_mesh)(struct ieee80211_device *ieee);
-+//by amy for mesh
-+ /// r8180_wx.c
-+ int (*ext_patch_r8180_wx_get_meshinfo) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_enable_mesh) (struct net_device *dev);
-+ int (*ext_patch_r8180_wx_disable_mesh) (struct net_device *dev);
-+ int (*ext_patch_r8180_wx_set_meshID) ( struct net_device *dev, char *ext);
-+//by amy for mesh
-+ int (*ext_patch_r8180_wx_set_mesh_chan)(struct net_device *dev, unsigned char channel);
-+//by amy for mesh
-+ void (*ext_patch_r8180_wx_set_channel) (struct ieee80211_device *ieee, int ch);
-+
-+ int (*ext_patch_r8180_wx_set_add_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_set_del_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_set_add_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_set_del_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_get_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_get_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+
-+ int (*ext_patch_r8180_wx_get_mesh_list) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_mesh_scan) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra);
-+ int (*ext_patch_r8180_wx_get_selected_mesh)(struct net_device *dev, int en, char *cho, char* id);
-+//by amy for networkmanager UI
-+ int (*ext_patch_r8180_wx_get_selected_mesh_channel)(struct net_device *dev, char* extmeshid, char *cho);
-+//by amy for networkmanager UI
-+ /// r8187_core.c
-+ u8 (*ext_patch_rtl8180_up) (struct mshclass *priv);
-+
-+ // ieee80211_rx.c
-+ unsigned int (*ext_patch_ieee80211_process_probe_response_1) ( struct ieee80211_device *ieee, struct ieee80211_probe_response *beacon, struct ieee80211_rx_stats *stats);
-+ void (*ext_patch_ieee80211_rx_mgt_on_probe_req) ( struct ieee80211_device *ieee, struct ieee80211_probe_request *beacon, struct ieee80211_rx_stats *stats);
-+
-+ void (*ext_patch_ieee80211_rx_mgt_update_expire) ( struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+ int (*ext_patch_ieee80211_rx_on_rx) (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats, u16 type, u16 stype);
-+
-+ int (*ext_patch_ieee80211_rx_frame_get_hdrlen) (struct ieee80211_device *ieee, struct sk_buff *skb);
-+
-+ int (*ext_patch_ieee80211_rx_is_valid_framectl) (struct ieee80211_device *ieee, u16 fc, u16 type, u16 stype);
-+
-+ // return > 0 is success. 0 when failed
-+ int (*ext_patch_ieee80211_rx_process_dataframe) (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats);
-+
-+ int (*ext_patch_is_duplicate_packet) (struct ieee80211_device *ieee, struct ieee80211_hdr *header, u16 type, u16 stype);
-+ /* added by david for setting acl dynamically */
-+ u8 (*ext_patch_ieee80211_acl_query) (struct ieee80211_device *ieee, u8 *sa);
-+
-+ // r8187_core.c
-+ int (*ext_patch_rtl8180_ioctl) (struct net_device *dev, struct ifreq *rq, int cmd);
-+ void (*ext_patch_create_proc) (struct r8180_priv *priv);
-+ void (*ext_patch_remove_proc) (struct r8180_priv *priv);
-+
-+ // ieee80211_tx.c
-+
-+ // locked by ieee->lock. Call ieee80211_softmac_xmit afterward
-+ struct ieee80211_txb* (*ext_patch_ieee80211_xmit) (struct sk_buff *skb, struct net_device *dev);
-+
-+ // DO NOT MODIFY ANY STRUCTURE BELOW THIS LINE
-+ u8 priv[0]; // mshclass_priv;
-+};
-+
-+extern void free_mshobj(struct mshclass **pObj);
-+extern struct mshclass *alloc_mshobj(struct r8180_priv *caller_priv);
-+
-+
-+#endif // _MESH_CLASS_HDR_H_
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_93cx6.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_93cx6.c 2010-05-27 18:12:39.532222207 +0200 ++/*! \file msh_class.h ++ \brief msh CLASS extension ++ ++ \date 2007/5/2 ++ \author Stanley Chang <chagnsl@cs.nctu.edu.tw> ++*/ ++ ++#ifndef _MESH_CLASS_HDR_H_ ++#define _MESH_CLASS_HDR_H_ ++ ++#include <linux/if_ether.h> /* ETH_ALEN */ ++#include <linux/kernel.h> /* ARRAY_SIZE */ ++#include <linux/version.h> ++#include <linux/jiffies.h> ++#include <linux/timer.h> ++#include <linux/sched.h> ++ ++#include "ieee80211/ieee80211.h" // for struct ieee80211-xxxx ++#include "r8187.h" // for struct r8180-priv ++ ++#define MAC_TABLE_SIZE 8 ++ ++struct mshclass { ++ struct r8180_priv * p8187; ++ ++ // callback functions ++ // ieee80211_softmac.c ++ int (*ext_patch_ieee80211_start_protocol) (struct ieee80211_device *ieee); // start special mode ++ ++ short (*ext_patch_ieee80211_probe_req_1) (struct ieee80211_device *ieee); // return = 0: no more phases, >0: another phase ++ u8* (*ext_patch_ieee80211_probe_req_2) (struct ieee80211_device *ieee, struct sk_buff *skb, u8 *tag); // return tag ++ ++ void (*ext_patch_ieee80211_association_req_1) (struct ieee80211_assoc_request_frame *hdr); ++ u8* (*ext_patch_ieee80211_association_req_2) (struct ieee80211_device *ieee, struct ieee80211_network *pstat, struct sk_buff *skb); ++ ++ int (*ext_patch_ieee80211_rx_frame_softmac_on_assoc_req) (struct ieee80211_device *ieee, struct sk_buff *skb); ++ int (*ext_patch_ieee80211_rx_frame_softmac_on_assoc_rsp) (struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++ void (*ext_patch_ieee80211_stop_protocol) (struct ieee80211_device *ieee); // stop timer ++ ++ void (*ext_patch_ieee80211_assoc_resp_by_net_1) (struct ieee80211_assoc_response_frame *assoc); ++ u8* (*ext_patch_ieee80211_assoc_resp_by_net_2) (struct ieee80211_device *ieee, struct ieee80211_network *pstat, int pkt_type, struct sk_buff *skb); ++ ++ int (*ext_patch_ieee80211_ext_stop_scan_wq_set_channel) (struct ieee80211_device *ieee); ++ ++ struct sk_buff* (*ext_patch_get_beacon_get_probersp)(struct ieee80211_device *ieee, u8 *dest, struct ieee80211_network *net); ++ ++ int (*ext_patch_ieee80211_softmac_xmit_get_rate) (struct ieee80211_device *ieee, struct sk_buff *skb); ++ int (*ext_patch_ieee80211_rx_frame_softmac_on_auth)(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++ int (*ext_patch_ieee80211_rx_frame_softmac_on_deauth)(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++//by amy for mesh ++ void (*ext_patch_ieee80211_start_mesh)(struct ieee80211_device *ieee); ++//by amy for mesh ++ /// r8180_wx.c ++ int (*ext_patch_r8180_wx_get_meshinfo) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_enable_mesh) (struct net_device *dev); ++ int (*ext_patch_r8180_wx_disable_mesh) (struct net_device *dev); ++ int (*ext_patch_r8180_wx_set_meshID) ( struct net_device *dev, char *ext); ++//by amy for mesh ++ int (*ext_patch_r8180_wx_set_mesh_chan)(struct net_device *dev, unsigned char channel); ++//by amy for mesh ++ void (*ext_patch_r8180_wx_set_channel) (struct ieee80211_device *ieee, int ch); ++ ++ int (*ext_patch_r8180_wx_set_add_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_set_del_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_set_add_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_set_del_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_get_mac_allow) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_get_mac_deny) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ ++ int (*ext_patch_r8180_wx_get_mesh_list) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_mesh_scan) (struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); ++ int (*ext_patch_r8180_wx_get_selected_mesh)(struct net_device *dev, int en, char *cho, char* id); ++//by amy for networkmanager UI ++ int (*ext_patch_r8180_wx_get_selected_mesh_channel)(struct net_device *dev, char* extmeshid, char *cho); ++//by amy for networkmanager UI ++ /// r8187_core.c ++ u8 (*ext_patch_rtl8180_up) (struct mshclass *priv); ++ ++ // ieee80211_rx.c ++ unsigned int (*ext_patch_ieee80211_process_probe_response_1) ( struct ieee80211_device *ieee, struct ieee80211_probe_response *beacon, struct ieee80211_rx_stats *stats); ++ void (*ext_patch_ieee80211_rx_mgt_on_probe_req) ( struct ieee80211_device *ieee, struct ieee80211_probe_request *beacon, struct ieee80211_rx_stats *stats); ++ ++ void (*ext_patch_ieee80211_rx_mgt_update_expire) ( struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++ int (*ext_patch_ieee80211_rx_on_rx) (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats, u16 type, u16 stype); ++ ++ int (*ext_patch_ieee80211_rx_frame_get_hdrlen) (struct ieee80211_device *ieee, struct sk_buff *skb); ++ ++ int (*ext_patch_ieee80211_rx_is_valid_framectl) (struct ieee80211_device *ieee, u16 fc, u16 type, u16 stype); ++ ++ // return > 0 is success. 0 when failed ++ int (*ext_patch_ieee80211_rx_process_dataframe) (struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_rx_stats *rx_stats); ++ ++ int (*ext_patch_is_duplicate_packet) (struct ieee80211_device *ieee, struct ieee80211_hdr *header, u16 type, u16 stype); ++ /* added by david for setting acl dynamically */ ++ u8 (*ext_patch_ieee80211_acl_query) (struct ieee80211_device *ieee, u8 *sa); ++ ++ // r8187_core.c ++ int (*ext_patch_rtl8180_ioctl) (struct net_device *dev, struct ifreq *rq, int cmd); ++ void (*ext_patch_create_proc) (struct r8180_priv *priv); ++ void (*ext_patch_remove_proc) (struct r8180_priv *priv); ++ ++ // ieee80211_tx.c ++ ++ // locked by ieee->lock. Call ieee80211_softmac_xmit afterward ++ struct ieee80211_txb* (*ext_patch_ieee80211_xmit) (struct sk_buff *skb, struct net_device *dev); ++ ++ // DO NOT MODIFY ANY STRUCTURE BELOW THIS LINE ++ u8 priv[0]; // mshclass_priv; ++}; ++ ++extern void free_mshobj(struct mshclass **pObj); ++extern struct mshclass *alloc_mshobj(struct r8180_priv *caller_priv); ++ ++ ++#endif // _MESH_CLASS_HDR_H_ +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_93cx6.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_93cx6.c 2010-08-05 21:12:34.973623604 +0200 @@ -0,0 +1,146 @@ +/* + This files contains card eeprom (93c46 or 93c56) programming routines, @@ -23144,9 +16631,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.c linux-lo + (EPROM_CMD_NORMAL<<EPROM_CMD_OPERATING_MODE_SHIFT)); + return ret; +} -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_93cx6.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_93cx6.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_93cx6.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_93cx6.h 2010-08-05 21:12:35.013619071 +0200 @@ -0,0 +1,46 @@ +/* + This is part of rtl8187 OpenSource driver @@ -23194,9 +16681,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_93cx6.h linux-lo + + +u32 eprom_read(struct net_device *dev,u32 addr); //reads a 16 bits word -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_dm.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_dm.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_dm.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_dm.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_dm.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_dm.c 2010-08-05 21:12:35.063622294 +0200 @@ -0,0 +1,882 @@ +/*++ +Copyright (c) Realtek Semiconductor Corp. All rights reserved. @@ -24080,9 +17567,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.c linux-loong + + + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_dm.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_dm.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_dm.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_dm.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_dm.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_dm.h 2010-08-05 21:12:35.103620706 +0200 @@ -0,0 +1,38 @@ +/* + Hardware dynamic mechanism for RTL8187B. @@ -24122,9 +17609,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_dm.h linux-loong +//by lzm for antenna + +#endif //R8180_PM_H -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_hw.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_hw.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_hw.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_hw.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_hw.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_hw.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_hw.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_hw.h 2010-08-05 21:12:35.143622600 +0200 @@ -0,0 +1,788 @@ +/* + This is part of rtl8187 OpenSource driver. @@ -24914,9 +18401,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_hw.h linux-loong +#define MAX_DOZE_WAITING_TIMES_87B 500 + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_pm.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_pm.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_pm.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_pm.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_pm.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_pm.c 2010-08-05 21:12:35.173620797 +0200 @@ -0,0 +1,97 @@ +/* + Power management interface routines. @@ -25015,9 +18502,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.c linux-loong + + +#endif //CONFIG_RTL8180_PM -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_pm.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_pm.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_pm.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_pm.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_pm.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_pm.h 2010-08-05 21:12:35.213623756 +0200 @@ -0,0 +1,28 @@ +/* + Power management interface routines. @@ -25047,9 +18534,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_pm.h linux-loong +#endif //R8180_PM_H + +#endif // CONFIG_RTL8180_PM -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225.c 2010-08-05 21:12:35.253629369 +0200 @@ -0,0 +1,1007 @@ +/* + This is part of the rtl8180-sa2400 driver @@ -26058,9 +19545,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.c linux- + //write_nic_word(dev,BRSR,brsr); + +} -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225.h 2010-08-05 21:12:35.303617868 +0200 @@ -0,0 +1,77 @@ +/* + This is part of the rtl8180-sa2400 driver @@ -26139,9 +19626,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225.h linux- +extern u32 rtl8225_chan[]; + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c 2010-08-05 21:12:35.343622044 +0200 @@ -0,0 +1,2092 @@ +/* + This is part of the rtl8180-sa2400 driver @@ -28235,9 +21722,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_rtl8225z2.c linu + write_nic_dword(dev, 0x94,0x04000002); + } +} -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.c linux-loongson/drivers/net/wireless/rtl8187b/r8180_wx.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_wx.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_wx.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_wx.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_wx.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_wx.c 2010-08-05 21:12:35.383627915 +0200 @@ -0,0 +1,2067 @@ +/* + This file contains wireless extension handlers. @@ -30306,9 +23793,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.c linux-loong +#ifdef _RTL8187_EXT_PATCH_ +EXPORT_SYMBOL(r8180_wx_set_channel); +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.h linux-loongson/drivers/net/wireless/rtl8187b/r8180_wx.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8180_wx.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_wx.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_wx.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8180_wx.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8180_wx.h 2010-08-05 21:12:35.413620698 +0200 @@ -0,0 +1,21 @@ +/* + This is part of rtl8180 OpenSource driver - v 0.3 @@ -30331,9 +23818,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8180_wx.h linux-loong +extern struct iw_handler_def r8180_wx_handlers_def; + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_core.c linux-loongson/drivers/net/wireless/rtl8187b/r8187_core.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_core.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8187_core.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_core.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_core.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_core.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_core.c 2010-08-05 21:12:35.453623576 +0200 @@ -0,0 +1,7042 @@ +/* + This is part of rtl8187 OpenSource driver - v 0.1 @@ -37377,9 +30864,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_core.c linux-loo +****************************************************************************/ +module_init(rtl8187_usb_module_init); +module_exit(rtl8187_usb_module_exit); -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187.h linux-loongson/drivers/net/wireless/rtl8187b/r8187.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8187.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8187.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8187.h 2010-08-05 21:12:35.503620434 +0200 @@ -0,0 +1,811 @@ +/* + This is part of rtl8187 OpenSource driver. @@ -38192,9 +31679,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187.h linux-loongson +#endif + +#endif -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_led.c linux-loongson/drivers/net/wireless/rtl8187b/r8187_led.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_led.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8187_led.c 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_led.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_led.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_led.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_led.c 2010-08-05 21:12:35.543617952 +0200 @@ -0,0 +1,1629 @@ +/*++ +Copyright (c) Realtek Semiconductor Corp. All rights reserved. @@ -39825,289 +33312,289 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_led.c linux-loon + pLed->bLedOn = 0; +} + -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_led.h linux-loongson/drivers/net/wireless/rtl8187b/r8187_led.h ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_led.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8187_led.h 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_led.h linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_led.h +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_led.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_led.h 2010-08-05 21:12:35.583623547 +0200 @@ -0,0 +1,276 @@ -+/*++
-+
-+Copyright (c) Microsoft Corporation. All rights reserved.
-+
-+Module Name:
-+ r8187_led.h
-+
-+Abstract:
-+ definitions and stuctures for rtl8187 led control.
-+
-+Major Change History:
-+ When Who What
-+ ---------- ------ ----------------------------------------------
-+ 2006-09-07 Xiong Created
-+
-+Notes:
-+
-+--*/
-+
-+#ifndef R8187_LED_H
-+#define R8187_LED_H
-+
-+#include <linux/types.h>
-+#include <linux/timer.h>
-+
-+
-+/*--------------------------Define -------------------------------------------*/
-+//
-+// 0x7E-0x7F is reserved for SW customization. 2006.04.21, by rcnjko.
-+//
-+// BIT[0-7] is for CustomerID where value 0x00 and 0xFF is reserved for Realtek.
-+#define EEPROM_SW_REVD_OFFSET 0x7E
-+
-+#define EEPROM_CID_MASK 0x00FF
-+#define EEPROM_CID_RSVD0 0x00
-+#define EEPROM_CID_RSVD1 0xFF
-+#define EEPROM_CID_ALPHA0 0x01
-+#define EEPROM_CID_SERCOMM_PS 0x02
-+#define EEPROM_CID_HW_LED 0x03
-+
-+#define EEPROM_CID_QMI 0x07 //Added by lizhaoming 2008.6.3
-+#define EEPROM_CID_DELL 0x08 //Added by lizhaoming 2008.6.3
-+
-+#define LED_BLINK_NORMAL_INTERVAL 100 //by lizhaoming 50 -> 100
-+#define LED_BLINK_SLOWLY_INTERVAL 200
-+
-+// Customized for AzWave, 2006.04.03, by rcnjko.
-+#define LED_CM2_BLINK_ON_INTERVAL 250
-+#define LED_CM2_BLINK_OFF_INTERVAL 4750
-+//
-+
-+// Customized for Sercomm Printer Server case, 2006.04.21, by rcnjko.
-+#define LED_CM3_BLINK_INTERVAL 1500
-+
-+// by lizhaoming 2008.6.3: Customized for QMI.
-+//
-+#define LED_CM4_BLINK_ON_INTERVAL 500
-+#define LED_CM4_BLINK_OFF_INTERVAL 4500
-+
-+
-+/*--------------------------Define MACRO--------------------------------------*/
-+
-+
-+/*------------------------------Define Struct---------------------------------*/
-+typedef enum _LED_STATE_8187{
-+ LED_UNKNOWN = 0,
-+ LED_ON = 1,
-+ LED_OFF = 2,
-+ LED_BLINK_NORMAL = 3,
-+ LED_BLINK_SLOWLY = 4,
-+ LED_POWER_ON_BLINK = 5,
-+ LED_SCAN_BLINK = 6, // LED is blinking during scanning period, the # of times to blink is depend on time for scanning.
-+ LED_NO_LINK_BLINK = 7, // LED is blinking during no link state.
-+ LED_BLINK_CM3 = 8, // Customzied for Sercomm Printer Server case
-+}LED_STATE_8187;
-+
-+typedef enum _RT_CID_TYPE {
-+ RT_CID_DEFAULT,
-+ RT_CID_8187_ALPHA0,
-+ RT_CID_8187_SERCOMM_PS,
-+ RT_CID_8187_HW_LED,
-+
-+ RT_CID_87B_QMI , //Added by lizhaoming 2008.6.3
-+ RT_CID_87B_DELL, //Added by lizhaoming 2008.6.3
-+
-+} RT_CID_TYPE;
-+
-+typedef enum _LED_STRATEGY_8187{
-+ SW_LED_MODE0, // SW control 1 LED via GPIO0. It is default option.
-+ SW_LED_MODE1, // 2 LEDs, through LED0 and LED1. For ALPHA.
-+ SW_LED_MODE2, // SW control 1 LED via GPIO0, customized for AzWave 8187 minicard.
-+ SW_LED_MODE3, // SW control 1 LED via GPIO0, customized for Sercomm Printer Server case.
-+ SW_LED_MODE4, //added by lizhaoming for bluetooth 2008.6.3
-+ SW_LED_MODE5, //added by lizhaoming for bluetooth 2008.6.3
-+ HW_LED, // HW control 2 LEDs, LED0 and LED1 (there are 4 different control modes, see MAC.CONFIG1 for details.)
-+}LED_STRATEGY_8187, *PLED_STRATEGY_8187;
-+
-+typedef enum _LED_PIN_8187{
-+ LED_PIN_GPIO0,
-+ LED_PIN_LED0,
-+ LED_PIN_LED1
-+}LED_PIN_8187;
-+
-+//by lizhaoming for LED 2008.6.23 into ieee80211.h
-+//typedef enum _LED_CTL_MODE {
-+// LED_CTL_POWER_ON,
-+// LED_CTL_POWER_OFF,
-+// LED_CTL_LINK,
-+// LED_CTL_NO_LINK,
-+// LED_CTL_TX,
-+// LED_CTL_RX,
-+// LED_CTL_SITE_SURVEY,
-+//} LED_CTL_MODE;
-+
-+typedef struct _LED_8187{
-+ LED_PIN_8187 LedPin; // Identify how to implement this SW led.
-+
-+ LED_STATE_8187 CurrLedState; // Current LED state.
-+ u8 bLedOn; // TRUE if LED is ON, FALSE if LED is OFF.
-+
-+ u8 bLedBlinkInProgress; // TRUE if it is blinking, FALSE o.w..
-+ u32 BlinkTimes; // Number of times to toggle led state for blinking.
-+ LED_STATE_8187 BlinkingLedState; // Next state for blinking, either LED_ON or LED_OFF are.
-+ struct timer_list BlinkTimer; // Timer object for led blinking.
-+} LED_8187, *PLED_8187;
-+
-+
-+
-+/*------------------------Export global variable------------------------------*/
-+
-+
-+/*------------------------------Funciton declaration--------------------------*/
-+void
-+InitSwLeds(
-+ struct net_device *dev
-+ );
-+
-+void
-+DeInitSwLeds(
-+ struct net_device *dev
-+ );
-+
-+void
-+InitLed8187(
-+ struct net_device *dev,
-+ PLED_8187 pLed,
-+ LED_PIN_8187 LedPin,
-+ void * BlinkCallBackFunc);
-+
-+void
-+DeInitLed8187(
-+ struct net_device *dev,
-+ PLED_8187 pLed);
-+
-+void
-+LedControl8187(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+void
-+SwLedControlMode0(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+void
-+SwLedControlMode1(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+void
-+SwLedControlMode2(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+void
-+SwLedControlMode3(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+
-+void
-+SwLedControlMode4(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+
-+void
-+SwLedControlMode5(
-+ struct net_device *dev,
-+ LED_CTL_MODE LedAction
-+);
-+
-+void
-+Gpio0LedBlinkTimerCallback(
-+ unsigned long data
-+ );
-+
-+void
-+SwLed0BlinkTimerCallback(
-+ unsigned long data
-+ );
-+
-+void
-+SwLed1BlinkTimerCallback(
-+ unsigned long data
-+ );
-+
-+void
-+PlatformSwLedBlink(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+ );
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-+void
-+Gpio0LedWorkItemCallback(
-+ void * Context
-+ );
-+
-+void
-+SwLed0WorkItemCallback(
-+ void * Context
-+ );
-+
-+void
-+SwLed1WorkItemCallback(
-+ void * Context
-+ );
-+#else
-+void
-+Gpio0LedWorkItemCallback(struct work_struct *work);
-+
-+void
-+SwLed0WorkItemCallback(struct work_struct *work);
-+
-+void
-+SwLed1WorkItemCallback(struct work_struct *work);
-+
-+#endif
-+void
-+SwLedBlink(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+ );
-+
-+void
-+SwLedCm2Blink(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+ );
-+
-+void
-+SwLedCm4Blink(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+ );
-+
-+void
-+SwLedOn(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+);
-+
-+void
-+SwLedOff(
-+ struct net_device *dev,
-+ PLED_8187 pLed
-+);
-+
-+
-+#endif
-diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_rfkill.c linux-loongson/drivers/net/wireless/rtl8187b/r8187_rfkill.c ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_rfkill.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/r8187_rfkill.c 2010-05-27 18:12:39.532222207 +0200 ++/*++ ++ ++Copyright (c) Microsoft Corporation. All rights reserved. ++ ++Module Name: ++ r8187_led.h ++ ++Abstract: ++ definitions and stuctures for rtl8187 led control. ++ ++Major Change History: ++ When Who What ++ ---------- ------ ---------------------------------------------- ++ 2006-09-07 Xiong Created ++ ++Notes: ++ ++--*/ ++ ++#ifndef R8187_LED_H ++#define R8187_LED_H ++ ++#include <linux/types.h> ++#include <linux/timer.h> ++ ++ ++/*--------------------------Define -------------------------------------------*/ ++// ++// 0x7E-0x7F is reserved for SW customization. 2006.04.21, by rcnjko. ++// ++// BIT[0-7] is for CustomerID where value 0x00 and 0xFF is reserved for Realtek. ++#define EEPROM_SW_REVD_OFFSET 0x7E ++ ++#define EEPROM_CID_MASK 0x00FF ++#define EEPROM_CID_RSVD0 0x00 ++#define EEPROM_CID_RSVD1 0xFF ++#define EEPROM_CID_ALPHA0 0x01 ++#define EEPROM_CID_SERCOMM_PS 0x02 ++#define EEPROM_CID_HW_LED 0x03 ++ ++#define EEPROM_CID_QMI 0x07 //Added by lizhaoming 2008.6.3 ++#define EEPROM_CID_DELL 0x08 //Added by lizhaoming 2008.6.3 ++ ++#define LED_BLINK_NORMAL_INTERVAL 100 //by lizhaoming 50 -> 100 ++#define LED_BLINK_SLOWLY_INTERVAL 200 ++ ++// Customized for AzWave, 2006.04.03, by rcnjko. ++#define LED_CM2_BLINK_ON_INTERVAL 250 ++#define LED_CM2_BLINK_OFF_INTERVAL 4750 ++// ++ ++// Customized for Sercomm Printer Server case, 2006.04.21, by rcnjko. ++#define LED_CM3_BLINK_INTERVAL 1500 ++ ++// by lizhaoming 2008.6.3: Customized for QMI. ++// ++#define LED_CM4_BLINK_ON_INTERVAL 500 ++#define LED_CM4_BLINK_OFF_INTERVAL 4500 ++ ++ ++/*--------------------------Define MACRO--------------------------------------*/ ++ ++ ++/*------------------------------Define Struct---------------------------------*/ ++typedef enum _LED_STATE_8187{ ++ LED_UNKNOWN = 0, ++ LED_ON = 1, ++ LED_OFF = 2, ++ LED_BLINK_NORMAL = 3, ++ LED_BLINK_SLOWLY = 4, ++ LED_POWER_ON_BLINK = 5, ++ LED_SCAN_BLINK = 6, // LED is blinking during scanning period, the # of times to blink is depend on time for scanning. ++ LED_NO_LINK_BLINK = 7, // LED is blinking during no link state. ++ LED_BLINK_CM3 = 8, // Customzied for Sercomm Printer Server case ++}LED_STATE_8187; ++ ++typedef enum _RT_CID_TYPE { ++ RT_CID_DEFAULT, ++ RT_CID_8187_ALPHA0, ++ RT_CID_8187_SERCOMM_PS, ++ RT_CID_8187_HW_LED, ++ ++ RT_CID_87B_QMI , //Added by lizhaoming 2008.6.3 ++ RT_CID_87B_DELL, //Added by lizhaoming 2008.6.3 ++ ++} RT_CID_TYPE; ++ ++typedef enum _LED_STRATEGY_8187{ ++ SW_LED_MODE0, // SW control 1 LED via GPIO0. It is default option. ++ SW_LED_MODE1, // 2 LEDs, through LED0 and LED1. For ALPHA. ++ SW_LED_MODE2, // SW control 1 LED via GPIO0, customized for AzWave 8187 minicard. ++ SW_LED_MODE3, // SW control 1 LED via GPIO0, customized for Sercomm Printer Server case. ++ SW_LED_MODE4, //added by lizhaoming for bluetooth 2008.6.3 ++ SW_LED_MODE5, //added by lizhaoming for bluetooth 2008.6.3 ++ HW_LED, // HW control 2 LEDs, LED0 and LED1 (there are 4 different control modes, see MAC.CONFIG1 for details.) ++}LED_STRATEGY_8187, *PLED_STRATEGY_8187; ++ ++typedef enum _LED_PIN_8187{ ++ LED_PIN_GPIO0, ++ LED_PIN_LED0, ++ LED_PIN_LED1 ++}LED_PIN_8187; ++ ++//by lizhaoming for LED 2008.6.23 into ieee80211.h ++//typedef enum _LED_CTL_MODE { ++// LED_CTL_POWER_ON, ++// LED_CTL_POWER_OFF, ++// LED_CTL_LINK, ++// LED_CTL_NO_LINK, ++// LED_CTL_TX, ++// LED_CTL_RX, ++// LED_CTL_SITE_SURVEY, ++//} LED_CTL_MODE; ++ ++typedef struct _LED_8187{ ++ LED_PIN_8187 LedPin; // Identify how to implement this SW led. ++ ++ LED_STATE_8187 CurrLedState; // Current LED state. ++ u8 bLedOn; // TRUE if LED is ON, FALSE if LED is OFF. ++ ++ u8 bLedBlinkInProgress; // TRUE if it is blinking, FALSE o.w.. ++ u32 BlinkTimes; // Number of times to toggle led state for blinking. ++ LED_STATE_8187 BlinkingLedState; // Next state for blinking, either LED_ON or LED_OFF are. ++ struct timer_list BlinkTimer; // Timer object for led blinking. ++} LED_8187, *PLED_8187; ++ ++ ++ ++/*------------------------Export global variable------------------------------*/ ++ ++ ++/*------------------------------Funciton declaration--------------------------*/ ++void ++InitSwLeds( ++ struct net_device *dev ++ ); ++ ++void ++DeInitSwLeds( ++ struct net_device *dev ++ ); ++ ++void ++InitLed8187( ++ struct net_device *dev, ++ PLED_8187 pLed, ++ LED_PIN_8187 LedPin, ++ void * BlinkCallBackFunc); ++ ++void ++DeInitLed8187( ++ struct net_device *dev, ++ PLED_8187 pLed); ++ ++void ++LedControl8187( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++void ++SwLedControlMode0( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++void ++SwLedControlMode1( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++void ++SwLedControlMode2( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++void ++SwLedControlMode3( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++ ++void ++SwLedControlMode4( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++ ++void ++SwLedControlMode5( ++ struct net_device *dev, ++ LED_CTL_MODE LedAction ++); ++ ++void ++Gpio0LedBlinkTimerCallback( ++ unsigned long data ++ ); ++ ++void ++SwLed0BlinkTimerCallback( ++ unsigned long data ++ ); ++ ++void ++SwLed1BlinkTimerCallback( ++ unsigned long data ++ ); ++ ++void ++PlatformSwLedBlink( ++ struct net_device *dev, ++ PLED_8187 pLed ++ ); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) ++void ++Gpio0LedWorkItemCallback( ++ void * Context ++ ); ++ ++void ++SwLed0WorkItemCallback( ++ void * Context ++ ); ++ ++void ++SwLed1WorkItemCallback( ++ void * Context ++ ); ++#else ++void ++Gpio0LedWorkItemCallback(struct work_struct *work); ++ ++void ++SwLed0WorkItemCallback(struct work_struct *work); ++ ++void ++SwLed1WorkItemCallback(struct work_struct *work); ++ ++#endif ++void ++SwLedBlink( ++ struct net_device *dev, ++ PLED_8187 pLed ++ ); ++ ++void ++SwLedCm2Blink( ++ struct net_device *dev, ++ PLED_8187 pLed ++ ); ++ ++void ++SwLedCm4Blink( ++ struct net_device *dev, ++ PLED_8187 pLed ++ ); ++ ++void ++SwLedOn( ++ struct net_device *dev, ++ PLED_8187 pLed ++); ++ ++void ++SwLedOff( ++ struct net_device *dev, ++ PLED_8187 pLed ++); ++ ++ ++#endif +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_rfkill.c linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_rfkill.c +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/r8187_rfkill.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/r8187_rfkill.c 2010-08-05 21:12:35.633623528 +0200 @@ -0,0 +1,157 @@ +/* + * rtl8187b specific rfkill support @@ -40266,9 +33753,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/r8187_rfkill.c linux-l + } + r8187b_rfkill = NULL; +} -diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/readme linux-loongson/drivers/net/wireless/rtl8187b/readme ---- linux-2.6.34.orig/drivers/net/wireless/rtl8187b/readme 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/net/wireless/rtl8187b/readme 2010-05-27 18:12:39.532222207 +0200 +diff -Nur linux-2.6.35.orig/drivers/net/wireless/rtl8187b/readme linux-2.6.35/drivers/net/wireless/rtl8187b/readme +--- linux-2.6.35.orig/drivers/net/wireless/rtl8187b/readme 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/net/wireless/rtl8187b/readme 2010-08-05 21:12:35.663623736 +0200 @@ -0,0 +1,124 @@ +rtl8187 Linux kernel driver +Released under the terms of GNU General Public Licence (GPL) @@ -40394,9 +33881,9 @@ diff -Nur linux-2.6.34.orig/drivers/net/wireless/rtl8187b/readme linux-loongson/ + +If you have some question/comments please feel free to write me. + -diff -Nur linux-2.6.34.orig/drivers/platform/Kconfig linux-loongson/drivers/platform/Kconfig ---- linux-2.6.34.orig/drivers/platform/Kconfig 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/platform/Kconfig 2010-05-27 18:12:39.983464277 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/Kconfig linux-2.6.35/drivers/platform/Kconfig +--- linux-2.6.35.orig/drivers/platform/Kconfig 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/platform/Kconfig 2010-08-05 21:12:35.693620642 +0200 @@ -1,3 +1,7 @@ if X86 source "drivers/platform/x86/Kconfig" @@ -40405,17 +33892,17 @@ diff -Nur linux-2.6.34.orig/drivers/platform/Kconfig linux-loongson/drivers/plat +if MIPS +source "drivers/platform/mips/Kconfig" +endif -diff -Nur linux-2.6.34.orig/drivers/platform/Makefile linux-loongson/drivers/platform/Makefile ---- linux-2.6.34.orig/drivers/platform/Makefile 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/platform/Makefile 2010-05-27 18:12:39.983464277 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/Makefile linux-2.6.35/drivers/platform/Makefile +--- linux-2.6.35.orig/drivers/platform/Makefile 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/platform/Makefile 2010-08-05 21:12:35.733620270 +0200 @@ -3,3 +3,4 @@ # obj-$(CONFIG_X86) += x86/ +obj-$(CONFIG_MIPS) += mips/ -diff -Nur linux-2.6.34.orig/drivers/platform/mips/Kconfig linux-loongson/drivers/platform/mips/Kconfig ---- linux-2.6.34.orig/drivers/platform/mips/Kconfig 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/platform/mips/Kconfig 2010-05-27 18:12:39.983464277 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/mips/Kconfig linux-2.6.35/drivers/platform/mips/Kconfig +--- linux-2.6.35.orig/drivers/platform/mips/Kconfig 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/platform/mips/Kconfig 2010-08-05 21:12:35.763620661 +0200 @@ -0,0 +1,43 @@ +# +# MIPS Platform Specific Drivers @@ -40460,9 +33947,9 @@ diff -Nur linux-2.6.34.orig/drivers/platform/mips/Kconfig linux-loongson/drivers + its own specific suspend support. + +endif # MIPS_PLATFORM_DEVICES -diff -Nur linux-2.6.34.orig/drivers/platform/mips/lynloong_pc.c linux-loongson/drivers/platform/mips/lynloong_pc.c ---- linux-2.6.34.orig/drivers/platform/mips/lynloong_pc.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/platform/mips/lynloong_pc.c 2010-05-27 18:12:39.993464274 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/mips/lynloong_pc.c linux-2.6.35/drivers/platform/mips/lynloong_pc.c +--- linux-2.6.35.orig/drivers/platform/mips/lynloong_pc.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/platform/mips/lynloong_pc.c 2010-08-05 21:12:35.793620734 +0200 @@ -0,0 +1,513 @@ +/* + * Driver for LynLoong PC extras @@ -40977,9 +34464,9 @@ diff -Nur linux-2.6.34.orig/drivers/platform/mips/lynloong_pc.c linux-loongson/d +MODULE_AUTHOR("Wu Zhangjin <wuzhangjin@gmail.com>; Xiang Yu <xiangy@lemote.com>"); +MODULE_DESCRIPTION("LynLoong PC driver"); +MODULE_LICENSE("GPL"); -diff -Nur linux-2.6.34.orig/drivers/platform/mips/Makefile linux-loongson/drivers/platform/mips/Makefile ---- linux-2.6.34.orig/drivers/platform/mips/Makefile 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/platform/mips/Makefile 2010-05-27 18:12:39.993464274 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/mips/Makefile linux-2.6.35/drivers/platform/mips/Makefile +--- linux-2.6.35.orig/drivers/platform/mips/Makefile 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/platform/mips/Makefile 2010-08-05 21:12:35.833623345 +0200 @@ -0,0 +1,7 @@ +# +# Makefile for MIPS Platform-Specific Drivers @@ -40988,9 +34475,9 @@ diff -Nur linux-2.6.34.orig/drivers/platform/mips/Makefile linux-loongson/driver +obj-$(CONFIG_LEMOTE_YEELOONG2F) += yeeloong_laptop.o + +obj-$(CONFIG_LEMOTE_LYNLOONG2F) += lynloong_pc.o -diff -Nur linux-2.6.34.orig/drivers/platform/mips/yeeloong_ecrom.c linux-loongson/drivers/platform/mips/yeeloong_ecrom.c ---- linux-2.6.34.orig/drivers/platform/mips/yeeloong_ecrom.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/platform/mips/yeeloong_ecrom.c 2010-05-27 18:12:39.993464274 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/mips/yeeloong_ecrom.c linux-2.6.35/drivers/platform/mips/yeeloong_ecrom.c +--- linux-2.6.35.orig/drivers/platform/mips/yeeloong_ecrom.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/platform/mips/yeeloong_ecrom.c 2010-08-05 21:12:35.863623591 +0200 @@ -0,0 +1,943 @@ +/* + * Driver for flushing/dumping ROM of EC on YeeLoong laptop @@ -41935,9 +35422,9 @@ diff -Nur linux-2.6.34.orig/drivers/platform/mips/yeeloong_ecrom.c linux-loongso +MODULE_AUTHOR("liujl <liujl@lemote.com>"); +MODULE_DESCRIPTION("Driver for flushing/dumping ROM of EC on YeeLoong laptop"); +MODULE_LICENSE("GPL"); -diff -Nur linux-2.6.34.orig/drivers/platform/mips/yeeloong_laptop.c linux-loongson/drivers/platform/mips/yeeloong_laptop.c ---- linux-2.6.34.orig/drivers/platform/mips/yeeloong_laptop.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-loongson/drivers/platform/mips/yeeloong_laptop.c 2010-05-27 18:12:39.993464274 +0200 +diff -Nur linux-2.6.35.orig/drivers/platform/mips/yeeloong_laptop.c linux-2.6.35/drivers/platform/mips/yeeloong_laptop.c +--- linux-2.6.35.orig/drivers/platform/mips/yeeloong_laptop.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.35/drivers/platform/mips/yeeloong_laptop.c 2010-08-05 21:12:35.893623330 +0200 @@ -0,0 +1,1200 @@ +/* + * Driver for YeeLoong laptop extras @@ -43139,24 +36626,9 @@ diff -Nur linux-2.6.34.orig/drivers/platform/mips/yeeloong_laptop.c linux-loongs +MODULE_AUTHOR("Wu Zhangjin <wuzhangjin@gmail.com>; Liu Junliang <liujl@lemote.com>"); +MODULE_DESCRIPTION("YeeLoong laptop driver"); +MODULE_LICENSE("GPL"); -diff -Nur linux-2.6.34.orig/drivers/rtc/rtc-cmos.c linux-loongson/drivers/rtc/rtc-cmos.c ---- linux-2.6.34.orig/drivers/rtc/rtc-cmos.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/rtc/rtc-cmos.c 2010-05-27 18:15:37.623465175 +0200 -@@ -752,9 +752,8 @@ - /* FIXME teach the alarm code how to handle binary mode; - * <asm-generic/rtc.h> doesn't know 12-hour mode either. - */ -- if (is_valid_irq(rtc_irq) && -- (!(rtc_control & RTC_24H) || (rtc_control & (RTC_DM_BINARY)))) { -- dev_dbg(dev, "only 24-hr BCD mode supported\n"); -+ if (is_valid_irq(rtc_irq) && !(rtc_control & RTC_24H)) { -+ dev_dbg(dev, "only 24-hr supported\n"); - retval = -ENXIO; - goto cleanup1; - } -diff -Nur linux-2.6.34.orig/drivers/staging/sm7xx/smtcfb.c linux-loongson/drivers/staging/sm7xx/smtcfb.c ---- linux-2.6.34.orig/drivers/staging/sm7xx/smtcfb.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/staging/sm7xx/smtcfb.c 2010-05-27 18:15:38.733462789 +0200 +diff -Nur linux-2.6.35.orig/drivers/staging/sm7xx/smtcfb.c linux-2.6.35/drivers/staging/sm7xx/smtcfb.c +--- linux-2.6.35.orig/drivers/staging/sm7xx/smtcfb.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/staging/sm7xx/smtcfb.c 2010-08-05 21:12:35.933620712 +0200 @@ -12,6 +12,8 @@ * License. See the file COPYING in the main directory of this archive for * more details. @@ -43164,8 +36636,8 @@ diff -Nur linux-2.6.34.orig/drivers/staging/sm7xx/smtcfb.c linux-loongson/driver + * - Remove the buggy 2D support for Lynx, 2010/01/06, Wu Zhangjin + * * Version 0.10.26192.21.01 - * - Add PowerPC/Big endian support - * - Add 2D support for Lynx + * - Add PowerPC/Big endian support + * - Add 2D support for Lynx @@ -107,6 +109,7 @@ {"0x307", 1280, 1024, 8}, @@ -43174,9 +36646,9 @@ diff -Nur linux-2.6.34.orig/drivers/staging/sm7xx/smtcfb.c linux-loongson/driver {"0x314", 800, 600, 16}, {"0x317", 1024, 768, 16}, {"0x31A", 1280, 1024, 16}, -diff -Nur linux-2.6.34.orig/drivers/usb/host/ohci-hcd.c linux-loongson/drivers/usb/host/ohci-hcd.c ---- linux-2.6.34.orig/drivers/usb/host/ohci-hcd.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/usb/host/ohci-hcd.c 2010-05-27 18:15:39.022214534 +0200 +diff -Nur linux-2.6.35.orig/drivers/usb/host/ohci-hcd.c linux-2.6.35/drivers/usb/host/ohci-hcd.c +--- linux-2.6.35.orig/drivers/usb/host/ohci-hcd.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/usb/host/ohci-hcd.c 2010-08-05 21:12:35.973617973 +0200 @@ -832,9 +832,13 @@ } @@ -43194,9 +36666,9 @@ diff -Nur linux-2.6.34.orig/drivers/usb/host/ohci-hcd.c linux-loongson/drivers/u } if (quirk_zfmicro(ohci) && (ints & OHCI_INTR_SF)) { -diff -Nur linux-2.6.34.orig/drivers/video/tdfxfb.c linux-loongson/drivers/video/tdfxfb.c ---- linux-2.6.34.orig/drivers/video/tdfxfb.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/drivers/video/tdfxfb.c 2010-05-27 18:12:44.063464481 +0200 +diff -Nur linux-2.6.35.orig/drivers/video/tdfxfb.c linux-2.6.35/drivers/video/tdfxfb.c +--- linux-2.6.35.orig/drivers/video/tdfxfb.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/drivers/video/tdfxfb.c 2010-08-05 21:12:36.023617867 +0200 @@ -1571,8 +1571,8 @@ if (default_par->mtrr_handle >= 0) mtrr_del(default_par->mtrr_handle, info->fix.smem_start, @@ -43208,9 +36680,9 @@ diff -Nur linux-2.6.34.orig/drivers/video/tdfxfb.c linux-loongson/drivers/video/ out_err_screenbase: if (info->screen_base) iounmap(info->screen_base); -diff -Nur linux-2.6.34.orig/net/rfkill/core.c linux-loongson/net/rfkill/core.c ---- linux-2.6.34.orig/net/rfkill/core.c 2010-05-16 23:17:36.000000000 +0200 -+++ linux-loongson/net/rfkill/core.c 2010-05-27 18:15:42.770974885 +0200 +diff -Nur linux-2.6.35.orig/net/rfkill/core.c linux-2.6.35/net/rfkill/core.c +--- linux-2.6.35.orig/net/rfkill/core.c 2010-08-02 00:11:14.000000000 +0200 ++++ linux-2.6.35/net/rfkill/core.c 2010-08-05 21:12:36.053623260 +0200 @@ -112,7 +112,7 @@ static DEFINE_MUTEX(rfkill_global_mutex); static LIST_HEAD(rfkill_fds); /* list of open fds of /dev/rfkill */ diff --git a/target/lemote/target.mk b/target/lemote/target.mk index bc8ee1e27..ec5ab8a5d 100644 --- a/target/lemote/target.mk +++ b/target/lemote/target.mk @@ -1,7 +1,7 @@ ARCH:= mips CPU_ARCH:= mips64el -KERNEL_VERSION:= 2.6.34 +KERNEL_VERSION:= 2.6.35 KERNEL_RELEASE:= 1 -KERNEL_MD5SUM:= 10eebcb0178fb4540e2165bfd7efc7ad +KERNEL_MD5SUM:= 091abeb4684ce03d1d936851618687b6 TARGET_OPTIMIZATION:= -Os -pipe TARGET_CFLAGS_ARCH:= -march=loongson2f -mabi=64 diff --git a/target/linux/patches/2.6.35/bsd-compatibility.patch b/target/linux/patches/2.6.35/bsd-compatibility.patch new file mode 100644 index 000000000..624a845c0 --- /dev/null +++ b/target/linux/patches/2.6.35/bsd-compatibility.patch @@ -0,0 +1,2513 @@ +diff -Nur linux-2.6.32.orig/scripts/Makefile.lib linux-2.6.32/scripts/Makefile.lib +--- linux-2.6.32.orig/scripts/Makefile.lib Thu Dec 3 04:50:57 2009 ++++ linux-2.6.32/scripts/Makefile.lib Sat Dec 19 12:21:44 2009 +@@ -211,7 +211,12 @@ + size_append = /bin/echo -ne $(shell \ + dec_size=0; \ + for F in $1; do \ +- fsize=$$(stat -c "%s" $$F); \ ++ if stat --help >/dev/null 2>&1; then \ ++ statcmd='stat -c %s'; \ ++ else \ ++ statcmd='stat -f %z'; \ ++ fi; \ ++ fsize=$$($$statcmd $$F); \ + dec_size=$$(expr $$dec_size + $$fsize); \ + done; \ + printf "%08x" $$dec_size | \ +diff -Nur linux-2.6.32.orig/scripts/mod/mk_elfconfig.c linux-2.6.32/scripts/mod/mk_elfconfig.c +--- linux-2.6.32.orig/scripts/mod/mk_elfconfig.c Thu Dec 3 04:50:57 2009 ++++ linux-2.6.32/scripts/mod/mk_elfconfig.c Sat Dec 19 11:09:24 2009 +@@ -1,7 +1,18 @@ + #include <stdio.h> + #include <stdlib.h> + #include <string.h> +-#include <elf.h> ++ ++#define EI_NIDENT (16) ++#define ELFMAG "\177ELF" ++ ++#define SELFMAG 4 ++#define EI_CLASS 4 ++#define ELFCLASS32 1 /* 32-bit objects */ ++#define ELFCLASS64 2 /* 64-bit objects */ ++ ++#define EI_DATA 5 /* Data encoding byte index */ ++#define ELFDATA2LSB 1 /* 2's complement, little endian */ ++#define ELFDATA2MSB 2 /* 2's complement, big endian */ + + int + main(int argc, char **argv) +diff -Nur linux-2.6.32.orig/scripts/mod/modpost.h linux-2.6.32/scripts/mod/modpost.h +--- linux-2.6.32.orig/scripts/mod/modpost.h Thu Dec 3 04:50:57 2009 ++++ linux-2.6.32/scripts/mod/modpost.h Sat Dec 19 11:55:02 2009 +@@ -7,8 +7,2454 @@ + #include <sys/mman.h> + #include <fcntl.h> + #include <unistd.h> +-#include <elf.h> + ++ ++/* This file defines standard ELF types, structures, and macros. ++ Copyright (C) 1995-1999,2000,2001,2002,2003 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, write to the Free ++ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA ++ 02111-1307 USA. */ ++ ++#ifndef _ELF_H ++#define _ELF_H 1 ++ ++__BEGIN_DECLS ++ ++/* Standard ELF types. */ ++ ++#include <stdint.h> ++ ++/* Type for a 16-bit quantity. */ ++typedef uint16_t Elf32_Half; ++typedef uint16_t Elf64_Half; ++ ++/* Types for signed and unsigned 32-bit quantities. */ ++typedef uint32_t Elf32_Word; ++typedef int32_t Elf32_Sword; ++typedef uint32_t Elf64_Word; ++typedef int32_t Elf64_Sword; ++ ++/* Types for signed and unsigned 64-bit quantities. */ ++typedef uint64_t Elf32_Xword; ++typedef int64_t Elf32_Sxword; ++typedef uint64_t Elf64_Xword; ++typedef int64_t Elf64_Sxword; ++ ++/* Type of addresses. */ ++typedef uint32_t Elf32_Addr; ++typedef uint64_t Elf64_Addr; ++ ++/* Type of file offsets. */ ++typedef uint32_t Elf32_Off; ++typedef uint64_t Elf64_Off; ++ ++/* Type for section indices, which are 16-bit quantities. */ ++typedef uint16_t Elf32_Section; ++typedef uint16_t Elf64_Section; ++ ++/* Type for version symbol information. */ ++typedef Elf32_Half Elf32_Versym; ++typedef Elf64_Half Elf64_Versym; ++ ++ ++/* The ELF file header. This appears at the start of every ELF file. */ ++ ++#define EI_NIDENT (16) ++ ++typedef struct ++{ ++ unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ ++ Elf32_Half e_type; /* Object file type */ ++ Elf32_Half e_machine; /* Architecture */ ++ Elf32_Word e_version; /* Object file version */ ++ Elf32_Addr e_entry; /* Entry point virtual address */ ++ Elf32_Off e_phoff; /* Program header table file offset */ ++ Elf32_Off e_shoff; /* Section header table file offset */ ++ Elf32_Word e_flags; /* Processor-specific flags */ ++ Elf32_Half e_ehsize; /* ELF header size in bytes */ ++ Elf32_Half e_phentsize; /* Program header table entry size */ ++ Elf32_Half e_phnum; /* Program header table entry count */ ++ Elf32_Half e_shentsize; /* Section header table entry size */ ++ Elf32_Half e_shnum; /* Section header table entry count */ ++ Elf32_Half e_shstrndx; /* Section header string table index */ ++} Elf32_Ehdr; ++ ++typedef struct ++{ ++ unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ ++ Elf64_Half e_type; /* Object file type */ ++ Elf64_Half e_machine; /* Architecture */ ++ Elf64_Word e_version; /* Object file version */ ++ Elf64_Addr e_entry; /* Entry point virtual address */ ++ Elf64_Off e_phoff; /* Program header table file offset */ ++ Elf64_Off e_shoff; /* Section header table file offset */ ++ Elf64_Word e_flags; /* Processor-specific flags */ ++ Elf64_Half e_ehsize; /* ELF header size in bytes */ ++ Elf64_Half e_phentsize; /* Program header table entry size */ ++ Elf64_Half e_phnum; /* Program header table entry count */ ++ Elf64_Half e_shentsize; /* Section header table entry size */ ++ Elf64_Half e_shnum; /* Section header table entry count */ ++ Elf64_Half e_shstrndx; /* Section header string table index */ ++} Elf64_Ehdr; ++ ++/* Fields in the e_ident array. The EI_* macros are indices into the ++ array. The macros under each EI_* macro are the values the byte ++ may have. */ ++ ++#define EI_MAG0 0 /* File identification byte 0 index */ ++#define ELFMAG0 0x7f /* Magic number byte 0 */ ++ ++#define EI_MAG1 1 /* File identification byte 1 index */ ++#define ELFMAG1 'E' /* Magic number byte 1 */ ++ ++#define EI_MAG2 2 /* File identification byte 2 index */ ++#define ELFMAG2 'L' /* Magic number byte 2 */ ++ ++#define EI_MAG3 3 /* File identification byte 3 index */ ++#define ELFMAG3 'F' /* Magic number byte 3 */ ++ ++/* Conglomeration of the identification bytes, for easy testing as a word. */ ++#define ELFMAG "\177ELF" ++#define SELFMAG 4 ++ ++#define EI_CLASS 4 /* File class byte index */ ++#define ELFCLASSNONE 0 /* Invalid class */ ++#define ELFCLASS32 1 /* 32-bit objects */ ++#define ELFCLASS64 2 /* 64-bit objects */ ++#define ELFCLASSNUM 3 ++ ++#define EI_DATA 5 /* Data encoding byte index */ ++#define ELFDATANONE 0 /* Invalid data encoding */ ++#define ELFDATA2LSB 1 /* 2's complement, little endian */ ++#define ELFDATA2MSB 2 /* 2's complement, big endian */ ++#define ELFDATANUM 3 ++ ++#define EI_VERSION 6 /* File version byte index */ ++ /* Value must be EV_CURRENT */ ++ ++#define EI_OSABI 7 /* OS ABI identification */ ++#define ELFOSABI_NONE 0 /* UNIX System V ABI */ ++#define ELFOSABI_SYSV 0 /* Alias. */ ++#define ELFOSABI_HPUX 1 /* HP-UX */ ++#define ELFOSABI_NETBSD 2 /* NetBSD. */ ++#define ELFOSABI_LINUX 3 /* Linux. */ ++#define ELFOSABI_SOLARIS 6 /* Sun Solaris. */ ++#define ELFOSABI_AIX 7 /* IBM AIX. */ ++#define ELFOSABI_IRIX 8 /* SGI Irix. */ ++#define ELFOSABI_FREEBSD 9 /* FreeBSD. */ ++#define ELFOSABI_TRU64 10 /* Compaq TRU64 UNIX. */ ++#define ELFOSABI_MODESTO 11 /* Novell Modesto. */ ++#define ELFOSABI_OPENBSD 12 /* OpenBSD. */ ++#define ELFOSABI_ARM 97 /* ARM */ ++#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ ++ ++#define EI_ABIVERSION 8 /* ABI version */ ++ ++#define EI_PAD 9 /* Byte index of padding bytes */ ++ ++/* Legal values for e_type (object file type). */ ++ ++#define ET_NONE 0 /* No file type */ ++#define ET_REL 1 /* Relocatable file */ ++#define ET_EXEC 2 /* Executable file */ ++#define ET_DYN 3 /* Shared object file */ ++#define ET_CORE 4 /* Core file */ ++#define ET_NUM 5 /* Number of defined types */ ++#define ET_LOOS 0xfe00 /* OS-specific range start */ ++#define ET_HIOS 0xfeff /* OS-specific range end */ ++#define ET_LOPROC 0xff00 /* Processor-specific range start */ ++#define ET_HIPROC 0xffff /* Processor-specific range end */ ++ ++/* Legal values for e_machine (architecture). */ ++ ++#define EM_NONE 0 /* No machine */ ++#define EM_M32 1 /* AT&T WE 32100 */ ++#define EM_SPARC 2 /* SUN SPARC */ ++#define EM_386 3 /* Intel 80386 */ ++#define EM_68K 4 /* Motorola m68k family */ ++#define EM_88K 5 /* Motorola m88k family */ ++#define EM_860 7 /* Intel 80860 */ ++#define EM_MIPS 8 /* MIPS R3000 big-endian */ ++#define EM_S370 9 /* IBM System/370 */ ++#define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian */ ++ ++#define EM_PARISC 15 /* HPPA */ ++#define EM_VPP500 17 /* Fujitsu VPP500 */ ++#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ ++#define EM_960 19 /* Intel 80960 */ ++#define EM_PPC 20 /* PowerPC */ ++#define EM_PPC64 21 /* PowerPC 64-bit */ ++#define EM_S390 22 /* IBM S390 */ ++ ++#define EM_V800 36 /* NEC V800 series */ ++#define EM_FR20 37 /* Fujitsu FR20 */ ++#define EM_RH32 38 /* TRW RH-32 */ ++#define EM_RCE 39 /* Motorola RCE */ ++#define EM_ARM 40 /* ARM */ ++#define EM_FAKE_ALPHA 41 /* Digital Alpha */ ++#define EM_SH 42 /* Hitachi SH */ ++#define EM_SPARCV9 43 /* SPARC v9 64-bit */ ++#define EM_TRICORE 44 /* Siemens Tricore */ ++#define EM_ARC 45 /* Argonaut RISC Core */ ++#define EM_H8_300 46 /* Hitachi H8/300 */ ++#define EM_H8_300H 47 /* Hitachi H8/300H */ ++#define EM_H8S 48 /* Hitachi H8S */ ++#define EM_H8_500 49 /* Hitachi H8/500 */ ++#define EM_IA_64 50 /* Intel Merced */ ++#define EM_MIPS_X 51 /* Stanford MIPS-X */ ++#define EM_COLDFIRE 52 /* Motorola Coldfire */ ++#define EM_68HC12 53 /* Motorola M68HC12 */ ++#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/ ++#define EM_PCP 55 /* Siemens PCP */ ++#define EM_NCPU 56 /* Sony nCPU embeeded RISC */ ++#define EM_NDR1 57 /* Denso NDR1 microprocessor */ ++#define EM_STARCORE 58 /* Motorola Start*Core processor */ ++#define EM_ME16 59 /* Toyota ME16 processor */ ++#define EM_ST100 60 /* STMicroelectronic ST100 processor */ ++#define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/ ++#define EM_X86_64 62 /* AMD x86-64 architecture */ ++#define EM_PDSP 63 /* Sony DSP Processor */ ++ ++#define EM_FX66 66 /* Siemens FX66 microcontroller */ ++#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */ ++#define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */ ++#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */ ++#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */ ++#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */ ++#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */ ++#define EM_SVX 73 /* Silicon Graphics SVx */ ++#define EM_ST19 74 /* STMicroelectronics ST19 8 bit mc */ ++#define EM_VAX 75 /* Digital VAX */ ++#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */ ++#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded processor */ ++#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */ ++#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */ ++#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */ ++#define EM_HUANY 81 /* Harvard University machine-independent object files */ ++#define EM_PRISM 82 /* SiTera Prism */ ++#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */ ++#define EM_FR30 84 /* Fujitsu FR30 */ ++#define EM_D10V 85 /* Mitsubishi D10V */ ++#define EM_D30V 86 /* Mitsubishi D30V */ ++#define EM_V850 87 /* NEC v850 */ ++#define EM_M32R 88 /* Mitsubishi M32R */ ++#define EM_MN10300 89 /* Matsushita MN10300 */ ++#define EM_MN10200 90 /* Matsushita MN10200 */ ++#define EM_PJ 91 /* picoJava */ ++#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */ ++#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */ ++#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */ ++#define EM_NUM 95 ++ ++/* If it is necessary to assign new unofficial EM_* values, please ++ pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the ++ chances of collision with official or non-GNU unofficial values. */ ++ ++#define EM_ALPHA 0x9026 ++ ++/* Legal values for e_version (version). */ ++ ++#define EV_NONE 0 /* Invalid ELF version */ ++#define EV_CURRENT 1 /* Current version */ ++#define EV_NUM 2 ++ ++/* Section header. */ ++ ++typedef struct ++{ ++ Elf32_Word sh_name; /* Section name (string tbl index) */ ++ Elf32_Word sh_type; /* Section type */ ++ Elf32_Word sh_flags; /* Section flags */ ++ Elf32_Addr sh_addr; /* Section virtual addr at execution */ ++ Elf32_Off sh_offset; /* Section file offset */ ++ Elf32_Word sh_size; /* Section size in bytes */ ++ Elf32_Word sh_link; /* Link to another section */ ++ Elf32_Word sh_info; /* Additional section information */ ++ Elf32_Word sh_addralign; /* Section alignment */ ++ Elf32_Word sh_entsize; /* Entry size if section holds table */ ++} Elf32_Shdr; ++ ++typedef struct ++{ ++ Elf64_Word sh_name; /* Section name (string tbl index) */ ++ Elf64_Word sh_type; /* Section type */ ++ Elf64_Xword sh_flags; /* Section flags */ ++ Elf64_Addr sh_addr; /* Section virtual addr at execution */ ++ Elf64_Off sh_offset; /* Section file offset */ ++ Elf64_Xword sh_size; /* Section size in bytes */ ++ Elf64_Word sh_link; /* Link to another section */ ++ Elf64_Word sh_info; /* Additional section information */ ++ Elf64_Xword sh_addralign; /* Section alignment */ ++ Elf64_Xword sh_entsize; /* Entry size if section holds table */ ++} Elf64_Shdr; ++ ++/* Special section indices. */ ++ ++#define SHN_UNDEF 0 /* Undefined section */ ++#define SHN_LORESERVE 0xff00 /* Start of reserved indices */ ++#define SHN_LOPROC 0xff00 /* Start of processor-specific */ ++#define SHN_HIPROC 0xff1f /* End of processor-specific */ ++#define SHN_LOOS 0xff20 /* Start of OS-specific */ ++#define SHN_HIOS 0xff3f /* End of OS-specific */ ++#define SHN_ABS 0xfff1 /* Associated symbol is absolute */ ++#define SHN_COMMON 0xfff2 /* Associated symbol is common */ ++#define SHN_XINDEX 0xffff /* Index is in extra table. */ ++#define SHN_HIRESERVE 0xffff /* End of reserved indices */ ++ ++/* Legal values for sh_type (section type). */ ++ ++#define SHT_NULL 0 /* Section header table entry unused */ ++#define SHT_PROGBITS 1 /* Program data */ ++#define SHT_SYMTAB 2 /* Symbol table */ ++#define SHT_STRTAB 3 /* String table */ ++#define SHT_RELA 4 /* Relocation entries with addends */ ++#define SHT_HASH 5 /* Symbol hash table */ ++#define SHT_DYNAMIC 6 /* Dynamic linking information */ ++#define SHT_NOTE 7 /* Notes */ ++#define SHT_NOBITS 8 /* Program space with no data (bss) */ ++#define SHT_REL 9 /* Relocation entries, no addends */ ++#define SHT_SHLIB 10 /* Reserved */ ++#define SHT_DYNSYM 11 /* Dynamic linker symbol table */ ++#define SHT_INIT_ARRAY 14 /* Array of constructors */ ++#define SHT_FINI_ARRAY 15 /* Array of destructors */ ++#define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */ ++#define SHT_GROUP 17 /* Section group */ ++#define SHT_SYMTAB_SHNDX 18 /* Extended section indeces */ ++#define SHT_NUM 19 /* Number of defined types. */ ++#define SHT_LOOS 0x60000000 /* Start OS-specific */ ++#define SHT_GNU_LIBLIST 0x6ffffff7 /* Prelink library list */ ++#define SHT_CHECKSUM 0x6ffffff8 /* Checksum for DSO content. */ ++#define SHT_LOSUNW 0x6ffffffa /* Sun-specific low bound. */ ++#define SHT_SUNW_move 0x6ffffffa ++#define SHT_SUNW_COMDAT 0x6ffffffb ++#define SHT_SUNW_syminfo 0x6ffffffc ++#define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */ ++#define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */ ++#define SHT_GNU_versym 0x6fffffff /* Version symbol table. */ ++#define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */ ++#define SHT_HIOS 0x6fffffff /* End OS-specific type */ ++#define SHT_LOPROC 0x70000000 /* Start of processor-specific */ ++#define SHT_HIPROC 0x7fffffff /* End of processor-specific */ ++#define SHT_LOUSER 0x80000000 /* Start of application-specific */ ++#define SHT_HIUSER 0x8fffffff /* End of application-specific */ ++ ++/* Legal values for sh_flags (section flags). */ ++ ++#define SHF_WRITE (1 << 0) /* Writable */ ++#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ ++#define SHF_EXECINSTR (1 << 2) /* Executable */ ++#define SHF_MERGE (1 << 4) /* Might be merged */ ++#define SHF_STRINGS (1 << 5) /* Contains nul-terminated strings */ ++#define SHF_INFO_LINK (1 << 6) /* `sh_info' contains SHT index */ ++#define SHF_LINK_ORDER (1 << 7) /* Preserve order after combining */ ++#define SHF_OS_NONCONFORMING (1 << 8) /* Non-standard OS specific handling ++ required */ ++#define SHF_GROUP (1 << 9) /* Section is member of a group. */ ++#define SHF_TLS (1 << 10) /* Section hold thread-local data. */ ++#define SHF_MASKOS 0x0ff00000 /* OS-specific. */ ++#define SHF_MASKPROC 0xf0000000 /* Processor-specific */ ++ ++/* Section group handling. */ ++#define GRP_COMDAT 0x1 /* Mark group as COMDAT. */ ++ ++/* Symbol table entry. */ ++ ++typedef struct ++{ ++ Elf32_Word st_name; /* Symbol name (string tbl index) */ ++ Elf32_Addr st_value; /* Symbol value */ ++ Elf32_Word st_size; /* Symbol size */ ++ unsigned char st_info; /* Symbol type and binding */ ++ unsigned char st_other; /* Symbol visibility */ ++ Elf32_Section st_shndx; /* Section index */ ++} Elf32_Sym; ++ ++typedef struct ++{ ++ Elf64_Word st_name; /* Symbol name (string tbl index) */ ++ unsigned char st_info; /* Symbol type and binding */ ++ unsigned char st_other; /* Symbol visibility */ ++ Elf64_Section st_shndx; /* Section index */ ++ Elf64_Addr st_value; /* Symbol value */ ++ Elf64_Xword st_size; /* Symbol size */ ++} Elf64_Sym; ++ ++/* The syminfo section if available contains additional information about ++ every dynamic symbol. */ ++ ++typedef struct ++{ ++ Elf32_Half si_boundto; /* Direct bindings, symbol bound to */ ++ Elf32_Half si_flags; /* Per symbol flags */ ++} Elf32_Syminfo; ++ ++typedef struct ++{ ++ Elf64_Half si_boundto; /* Direct bindings, symbol bound to */ ++ Elf64_Half si_flags; /* Per symbol flags */ ++} Elf64_Syminfo; ++ ++/* Possible values for si_boundto. */ ++#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */ ++#define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */ ++#define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */ ++ ++/* Possible bitmasks for si_flags. */ ++#define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */ ++#define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */ ++#define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */ ++#define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy ++ loaded */ ++/* Syminfo version values. */ ++#define SYMINFO_NONE 0 ++#define SYMINFO_CURRENT 1 ++#define SYMINFO_NUM 2 ++ ++ ++/* How to extract and insert information held in the st_info field. */ ++ ++#define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4) ++#define ELF32_ST_TYPE(val) ((val) & 0xf) ++#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf)) ++ ++/* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */ ++#define ELF64_ST_BIND(val) ELF32_ST_BIND (val) ++#define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val) ++#define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type)) ++ ++/* Legal values for ST_BIND subfield of st_info (symbol binding). */ ++ ++#define STB_LOCAL 0 /* Local symbol */ ++#define STB_GLOBAL 1 /* Global symbol */ ++#define STB_WEAK 2 /* Weak symbol */ ++#define STB_NUM 3 /* Number of defined types. */ ++#define STB_LOOS 10 /* Start of OS-specific */ ++#define STB_HIOS 12 /* End of OS-specific */ ++#define STB_LOPROC 13 /* Start of processor-specific */ ++#define STB_HIPROC 15 /* End of processor-specific */ ++ ++/* Legal values for ST_TYPE subfield of st_info (symbol type). */ ++ ++#define STT_NOTYPE 0 /* Symbol type is unspecified */ ++#define STT_OBJECT 1 /* Symbol is a data object */ ++#define STT_FUNC 2 /* Symbol is a code object */ ++#define STT_SECTION 3 /* Symbol associated with a section */ ++#define STT_FILE 4 /* Symbol's name is file name */ ++#define STT_COMMON 5 /* Symbol is a common data object */ ++#define STT_TLS 6 /* Symbol is thread-local data object*/ ++#define STT_NUM 7 /* Number of defined types. */ ++#define STT_LOOS 10 /* Start of OS-specific */ ++#define STT_HIOS 12 /* End of OS-specific */ ++#define STT_LOPROC 13 /* Start of processor-specific */ ++#define STT_HIPROC 15 /* End of processor-specific */ ++ ++ ++/* Symbol table indices are found in the hash buckets and chain table ++ of a symbol hash table section. This special index value indicates ++ the end of a chain, meaning no further symbols are found in that bucket. */ ++ ++#define STN_UNDEF 0 /* End of a chain. */ ++ ++ ++/* How to extract and insert information held in the st_other field. */ ++ ++#define ELF32_ST_VISIBILITY(o) ((o) & 0x03) ++ ++/* For ELF64 the definitions are the same. */ ++#define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY (o) ++ ++/* Symbol visibility specification encoded in the st_other field. */ ++#define STV_DEFAULT 0 /* Default symbol visibility rules */ ++#define STV_INTERNAL 1 /* Processor specific hidden class */ ++#define STV_HIDDEN 2 /* Sym unavailable in other modules */ ++#define STV_PROTECTED 3 /* Not preemptible, not exported */ ++ ++ ++/* Relocation table entry without addend (in section of type SHT_REL). */ ++ ++typedef struct ++{ ++ Elf32_Addr r_offset; /* Address */ ++ Elf32_Word r_info; /* Relocation type and symbol index */ ++} Elf32_Rel; ++ ++/* I have seen two different definitions of the Elf64_Rel and ++ Elf64_Rela structures, so we'll leave them out until Novell (or ++ whoever) gets their act together. */ ++/* The following, at least, is used on Sparc v9, MIPS, and Alpha. */ ++ ++typedef struct ++{ ++ Elf64_Addr r_offset; /* Address */ ++ Elf64_Xword r_info; /* Relocation type and symbol index */ ++} Elf64_Rel; ++ ++/* Relocation table entry with addend (in section of type SHT_RELA). */ ++ ++typedef struct ++{ ++ Elf32_Addr r_offset; /* Address */ ++ Elf32_Word r_info; /* Relocation type and symbol index */ ++ Elf32_Sword r_addend; /* Addend */ ++} Elf32_Rela; ++ ++typedef struct ++{ ++ Elf64_Addr r_offset; /* Address */ ++ Elf64_Xword r_info; /* Relocation type and symbol index */ ++ Elf64_Sxword r_addend; /* Addend */ ++} Elf64_Rela; ++ ++/* How to extract and insert information held in the r_info field. */ ++ ++#define ELF32_R_SYM(val) ((val) >> 8) ++#define ELF32_R_TYPE(val) ((val) & 0xff) ++#define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff)) ++ ++#define ELF64_R_SYM(i) ((i) >> 32) ++#define ELF64_R_TYPE(i) ((i) & 0xffffffff) ++#define ELF64_R_INFO(sym,type) ((((Elf64_Xword) (sym)) << 32) + (type)) ++ ++/* Program segment header. */ ++ ++typedef struct ++{ ++ Elf32_Word p_type; /* Segment type */ ++ Elf32_Off p_offset; /* Segment file offset */ ++ Elf32_Addr p_vaddr; /* Segment virtual address */ ++ Elf32_Addr p_paddr; /* Segment physical address */ ++ Elf32_Word p_filesz; /* Segment size in file */ ++ Elf32_Word p_memsz; /* Segment size in memory */ ++ Elf32_Word p_flags; /* Segment flags */ ++ Elf32_Word p_align; /* Segment alignment */ ++} Elf32_Phdr; ++ ++typedef struct ++{ ++ Elf64_Word p_type; /* Segment type */ ++ Elf64_Word p_flags; /* Segment flags */ ++ Elf64_Off p_offset; /* Segment file offset */ ++ Elf64_Addr p_vaddr; /* Segment virtual address */ ++ Elf64_Addr p_paddr; /* Segment physical address */ ++ Elf64_Xword p_filesz; /* Segment size in file */ ++ Elf64_Xword p_memsz; /* Segment size in memory */ ++ Elf64_Xword p_align; /* Segment alignment */ ++} Elf64_Phdr; ++ ++/* Legal values for p_type (segment type). */ ++ ++#define PT_NULL 0 /* Program header table entry unused */ ++#define PT_LOAD 1 /* Loadable program segment */ ++#define PT_DYNAMIC 2 /* Dynamic linking information */ ++#define PT_INTERP 3 /* Program interpreter */ ++#define PT_NOTE 4 /* Auxiliary information */ ++#define PT_SHLIB 5 /* Reserved */ ++#define PT_PHDR 6 /* Entry for header table itself */ ++#define PT_TLS 7 /* Thread-local storage segment */ ++#define PT_NUM 8 /* Number of defined types */ ++#define PT_LOOS 0x60000000 /* Start of OS-specific */ ++#define PT_GNU_EH_FRAME 0x6474e550 /* GCC .eh_frame_hdr segment */ ++#define PT_GNU_STACK 0x6474e551 /* Indicates stack executability */ ++#define PT_LOSUNW 0x6ffffffa ++#define PT_SUNWBSS 0x6ffffffa /* Sun Specific segment */ ++#define PT_SUNWSTACK 0x6ffffffb /* Stack segment */ ++#define PT_HISUNW 0x6fffffff ++#define PT_HIOS 0x6fffffff /* End of OS-specific */ ++#define PT_LOPROC 0x70000000 /* Start of processor-specific */ ++#define PT_HIPROC 0x7fffffff /* End of processor-specific */ ++ ++/* Legal values for p_flags (segment flags). */ ++ ++#define PF_X (1 << 0) /* Segment is executable */ ++#define PF_W (1 << 1) /* Segment is writable */ ++#define PF_R (1 << 2) /* Segment is readable */ ++#define PF_MASKOS 0x0ff00000 /* OS-specific */ ++#define PF_MASKPROC 0xf0000000 /* Processor-specific */ ++ ++/* Legal values for note segment descriptor types for core files. */ ++ ++#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */ ++#define NT_FPREGSET 2 /* Contains copy of fpregset struct */ ++#define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */ ++#define NT_PRXREG 4 /* Contains copy of prxregset struct */ ++#define NT_TASKSTRUCT 4 /* Contains copy of task structure */ ++#define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */ ++#define NT_AUXV 6 /* Contains copy of auxv array */ ++#define NT_GWINDOWS 7 /* Contains copy of gwindows struct */ ++#define NT_ASRS 8 /* Contains copy of asrset struct */ ++#define NT_PSTATUS 10 /* Contains copy of pstatus struct */ ++#define NT_PSINFO 13 /* Contains copy of psinfo struct */ ++#define NT_PRCRED 14 /* Contains copy of prcred struct */ ++#define NT_UTSNAME 15 /* Contains copy of utsname struct */ ++#define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */ ++#define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */ ++#define NT_PRFPXREG 20 /* Contains copy of fprxregset struct*/ ++ ++/* Legal values for the note segment descriptor types for object files. */ ++ ++#define NT_VERSION 1 /* Contains a version string. */ ++ ++ ++/* Dynamic section entry. */ ++ ++typedef struct ++{ ++ Elf32_Sword d_tag; /* Dynamic entry type */ ++ union ++ { ++ Elf32_Word d_val; /* Integer value */ ++ Elf32_Addr d_ptr; /* Address value */ ++ } d_un; ++} Elf32_Dyn; ++ ++typedef struct ++{ ++ Elf64_Sxword d_tag; /* Dynamic entry type */ ++ union ++ { ++ Elf64_Xword d_val; /* Integer value */ ++ Elf64_Addr d_ptr; /* Address value */ ++ } d_un; ++} Elf64_Dyn; ++ ++/* Legal values for d_tag (dynamic entry type). */ ++ ++#define DT_NULL 0 /* Marks end of dynamic section */ ++#define DT_NEEDED 1 /* Name of needed library */ ++#define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */ ++#define DT_PLTGOT 3 /* Processor defined value */ ++#define DT_HASH 4 /* Address of symbol hash table */ ++#define DT_STRTAB 5 /* Address of string table */ ++#define DT_SYMTAB 6 /* Address of symbol table */ ++#define DT_RELA 7 /* Address of Rela relocs */ ++#define DT_RELASZ 8 /* Total size of Rela relocs */ ++#define DT_RELAENT 9 /* Size of one Rela reloc */ ++#define DT_STRSZ 10 /* Size of string table */ ++#define DT_SYMENT 11 /* Size of one symbol table entry */ ++#define DT_INIT 12 /* Address of init function */ ++#define DT_FINI 13 /* Address of termination function */ ++#define DT_SONAME 14 /* Name of shared object */ ++#define DT_RPATH 15 /* Library search path (deprecated) */ ++#define DT_SYMBOLIC 16 /* Start symbol search here */ ++#define DT_REL 17 /* Address of Rel relocs */ ++#define DT_RELSZ 18 /* Total size of Rel relocs */ ++#define DT_RELENT 19 /* Size of one Rel reloc */ ++#define DT_PLTREL 20 /* Type of reloc in PLT */ ++#define DT_DEBUG 21 /* For debugging; unspecified */ ++#define DT_TEXTREL 22 /* Reloc might modify .text */ ++#define DT_JMPREL 23 /* Address of PLT relocs */ ++#define DT_BIND_NOW 24 /* Process relocations of object */ ++#define DT_INIT_ARRAY 25 /* Array with addresses of init fct */ ++#define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */ ++#define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */ ++#define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */ ++#define DT_RUNPATH 29 /* Library search path */ ++#define DT_FLAGS 30 /* Flags for the object being loaded */ ++#define DT_ENCODING 32 /* Start of encoded range */ ++#define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/ ++#define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */ ++#define DT_NUM 34 /* Number used */ ++#define DT_LOOS 0x6000000d /* Start of OS-specific */ ++#define DT_HIOS 0x6ffff000 /* End of OS-specific */ ++#define DT_LOPROC 0x70000000 /* Start of processor-specific */ ++#define DT_HIPROC 0x7fffffff /* End of processor-specific */ ++#define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */ ++ ++/* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the ++ Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's ++ approach. */ ++#define DT_VALRNGLO 0x6ffffd00 ++#define DT_GNU_PRELINKED 0x6ffffdf5 /* Prelinking timestamp */ ++#define DT_GNU_CONFLICTSZ 0x6ffffdf6 /* Size of conflict section */ ++#define DT_GNU_LIBLISTSZ 0x6ffffdf7 /* Size of library list */ ++#define DT_CHECKSUM 0x6ffffdf8 ++#define DT_PLTPADSZ 0x6ffffdf9 ++#define DT_MOVEENT 0x6ffffdfa ++#define DT_MOVESZ 0x6ffffdfb ++#define DT_FEATURE_1 0x6ffffdfc /* Feature selection (DTF_*). */ ++#define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting ++ the following DT_* entry. */ ++#define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */ ++#define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */ ++#define DT_VALRNGHI 0x6ffffdff ++#define DT_VALTAGIDX(tag) (DT_VALRNGHI - (tag)) /* Reverse order! */ ++#define DT_VALNUM 12 ++ ++/* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the ++ Dyn.d_un.d_ptr field of the Elf*_Dyn structure. ++ ++ If any adjustment is made to the ELF object after it has been ++ built these entries will need to be adjusted. */ ++#define DT_ADDRRNGLO 0x6ffffe00 ++#define DT_GNU_CONFLICT 0x6ffffef8 /* Start of conflict section */ ++#define DT_GNU_LIBLIST 0x6ffffef9 /* Library list */ ++#define DT_CONFIG 0x6ffffefa /* Configuration information. */ ++#define DT_DEPAUDIT 0x6ffffefb /* Dependency auditing. */ ++#define DT_AUDIT 0x6ffffefc /* Object auditing. */ ++#define DT_PLTPAD 0x6ffffefd /* PLT padding. */ ++#define DT_MOVETAB 0x6ffffefe /* Move table. */ ++#define DT_SYMINFO 0x6ffffeff /* Syminfo table. */ ++#define DT_ADDRRNGHI 0x6ffffeff ++#define DT_ADDRTAGIDX(tag) (DT_ADDRRNGHI - (tag)) /* Reverse order! */ ++#define DT_ADDRNUM 10 ++ ++/* The versioning entry types. The next are defined as part of the ++ GNU extension. */ ++#define DT_VERSYM 0x6ffffff0 ++ ++#define DT_RELACOUNT 0x6ffffff9 ++#define DT_RELCOUNT 0x6ffffffa ++ ++/* These were chosen by Sun. */ ++#define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */ ++#define DT_VERDEF 0x6ffffffc /* Address of version definition ++ table */ ++#define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */ ++#define DT_VERNEED 0x6ffffffe /* Address of table with needed ++ versions */ ++#define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */ ++#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ ++#define DT_VERSIONTAGNUM 16 ++ ++/* Sun added these machine-independent extensions in the "processor-specific" ++ range. Be compatible. */ ++#define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */ ++#define DT_FILTER 0x7fffffff /* Shared object to get values from */ ++#define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1) ++#define DT_EXTRANUM 3 ++ ++/* Values of `d_un.d_val' in the DT_FLAGS entry. */ ++#define DF_ORIGIN 0x00000001 /* Object may use DF_ORIGIN */ ++#define DF_SYMBOLIC 0x00000002 /* Symbol resolutions starts here */ ++#define DF_TEXTREL 0x00000004 /* Object contains text relocations */ ++#define DF_BIND_NOW 0x00000008 /* No lazy binding for this object */ ++#define DF_STATIC_TLS 0x00000010 /* Module uses the static TLS model */ ++ ++/* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1 ++ entry in the dynamic section. */ ++#define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */ ++#define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */ ++#define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */ ++#define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/ ++#define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/ ++#define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/ ++#define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */ ++#define DF_1_ORIGIN 0x00000080 /* $ORIGIN must be handled. */ ++#define DF_1_DIRECT 0x00000100 /* Direct binding enabled. */ ++#define DF_1_TRANS 0x00000200 ++#define DF_1_INTERPOSE 0x00000400 /* Object is used to interpose. */ ++#define DF_1_NODEFLIB 0x00000800 /* Ignore default lib search path. */ ++#define DF_1_NODUMP 0x00001000 /* Object can't be dldump'ed. */ ++#define DF_1_CONFALT 0x00002000 /* Configuration alternative created.*/ ++#define DF_1_ENDFILTEE 0x00004000 /* Filtee terminates filters search. */ ++#define DF_1_DISPRELDNE 0x00008000 /* Disp reloc applied at build time. */ ++#define DF_1_DISPRELPND 0x00010000 /* Disp reloc applied at run-time. */ ++ ++/* Flags for the feature selection in DT_FEATURE_1. */ ++#define DTF_1_PARINIT 0x00000001 ++#define DTF_1_CONFEXP 0x00000002 ++ ++/* Flags in the DT_POSFLAG_1 entry effecting only the next DT_* entry. */ ++#define DF_P1_LAZYLOAD 0x00000001 /* Lazyload following object. */ ++#define DF_P1_GROUPPERM 0x00000002 /* Symbols from next object are not ++ generally available. */ ++ ++/* Version definition sections. */ ++ ++typedef struct ++{ ++ Elf32_Half vd_version; /* Version revision */ ++ Elf32_Half vd_flags; /* Version information */ ++ Elf32_Half vd_ndx; /* Version Index */ ++ Elf32_Half vd_cnt; /* Number of associated aux entries */ ++ Elf32_Word vd_hash; /* Version name hash value */ ++ Elf32_Word vd_aux; /* Offset in bytes to verdaux array */ ++ Elf32_Word vd_next; /* Offset in bytes to next verdef ++ entry */ ++} Elf32_Verdef; ++ ++typedef struct ++{ ++ Elf64_Half vd_version; /* Version revision */ ++ Elf64_Half vd_flags; /* Version information */ ++ Elf64_Half vd_ndx; /* Version Index */ ++ Elf64_Half vd_cnt; /* Number of associated aux entries */ ++ Elf64_Word vd_hash; /* Version name hash value */ ++ Elf64_Word vd_aux; /* Offset in bytes to verdaux array */ ++ Elf64_Word vd_next; /* Offset in bytes to next verdef ++ entry */ ++} Elf64_Verdef; ++ ++ ++/* Legal values for vd_version (version revision). */ ++#define VER_DEF_NONE 0 /* No version */ ++#define VER_DEF_CURRENT 1 /* Current version */ ++#define VER_DEF_NUM 2 /* Given version number */ ++ ++/* Legal values for vd_flags (version information flags). */ ++#define VER_FLG_BASE 0x1 /* Version definition of file itself */ ++#define VER_FLG_WEAK 0x2 /* Weak version identifier */ ++ ++/* Versym symbol index values. */ ++#define VER_NDX_LOCAL 0 /* Symbol is local. */ ++#define VER_NDX_GLOBAL 1 /* Symbol is global. */ ++#define VER_NDX_LORESERVE 0xff00 /* Beginning of reserved entries. */ ++#define VER_NDX_ELIMINATE 0xff01 /* Symbol is to be eliminated. */ ++ ++/* Auxialiary version information. */ ++ ++typedef struct ++{ ++ Elf32_Word vda_name; /* Version or dependency names */ ++ Elf32_Word vda_next; /* Offset in bytes to next verdaux ++ entry */ ++} Elf32_Verdaux; ++ ++typedef struct ++{ ++ Elf64_Word vda_name; /* Version or dependency names */ ++ Elf64_Word vda_next; /* Offset in bytes to next verdaux ++ entry */ ++} Elf64_Verdaux; ++ ++ ++/* Version dependency section. */ ++ ++typedef struct ++{ ++ Elf32_Half vn_version; /* Version of structure */ ++ Elf32_Half vn_cnt; /* Number of associated aux entries */ ++ Elf32_Word vn_file; /* Offset of filename for this ++ dependency */ ++ Elf32_Word vn_aux; /* Offset in bytes to vernaux array */ ++ Elf32_Word vn_next; /* Offset in bytes to next verneed ++ entry */ ++} Elf32_Verneed; ++ ++typedef struct ++{ ++ Elf64_Half vn_version; /* Version of structure */ ++ Elf64_Half vn_cnt; /* Number of associated aux entries */ ++ Elf64_Word vn_file; /* Offset of filename for this ++ dependency */ ++ Elf64_Word vn_aux; /* Offset in bytes to vernaux array */ ++ Elf64_Word vn_next; /* Offset in bytes to next verneed ++ entry */ ++} Elf64_Verneed; ++ ++ ++/* Legal values for vn_version (version revision). */ ++#define VER_NEED_NONE 0 /* No version */ ++#define VER_NEED_CURRENT 1 /* Current version */ ++#define VER_NEED_NUM 2 /* Given version number */ ++ ++/* Auxiliary needed version information. */ ++ ++typedef struct ++{ ++ Elf32_Word vna_hash; /* Hash value of dependency name */ ++ Elf32_Half vna_flags; /* Dependency specific information */ ++ Elf32_Half vna_other; /* Unused */ ++ Elf32_Word vna_name; /* Dependency name string offset */ ++ Elf32_Word vna_next; /* Offset in bytes to next vernaux ++ entry */ ++} Elf32_Vernaux; ++ ++typedef struct ++{ ++ Elf64_Word vna_hash; /* Hash value of dependency name */ ++ Elf64_Half vna_flags; /* Dependency specific information */ ++ Elf64_Half vna_other; /* Unused */ ++ Elf64_Word vna_name; /* Dependency name string offset */ ++ Elf64_Word vna_next; /* Offset in bytes to next vernaux ++ entry */ ++} Elf64_Vernaux; ++ ++ ++/* Legal values for vna_flags. */ ++#define VER_FLG_WEAK 0x2 /* Weak version identifier */ ++ ++ ++/* Auxiliary vector. */ ++ ++/* This vector is normally only used by the program interpreter. The ++ usual definition in an ABI supplement uses the name auxv_t. The ++ vector is not usually defined in a standard <elf.h> file, but it ++ can't hurt. We rename it to avoid conflicts. The sizes of these ++ types are an arrangement between the exec server and the program ++ interpreter, so we don't fully specify them here. */ ++ ++typedef struct ++{ ++ int a_type; /* Entry type */ ++ union ++ { ++ long int a_val; /* Integer value */ ++ void *a_ptr; /* Pointer value */ ++ void (*a_fcn) (void); /* Function pointer value */ ++ } a_un; ++} Elf32_auxv_t; ++ ++typedef struct ++{ ++ long int a_type; /* Entry type */ ++ union ++ { ++ long int a_val; /* Integer value */ ++ void *a_ptr; /* Pointer value */ ++ void (*a_fcn) (void); /* Function pointer value */ ++ } a_un; ++} Elf64_auxv_t; ++ ++/* Legal values for a_type (entry type). */ ++ ++#define AT_NULL 0 /* End of vector */ ++#define AT_IGNORE 1 /* Entry should be ignored */ ++#define AT_EXECFD 2 /* File descriptor of program */ ++#define AT_PHDR 3 /* Program headers for program */ ++#define AT_PHENT 4 /* Size of program header entry */ ++#define AT_PHNUM 5 /* Number of program headers */ ++#define AT_PAGESZ 6 /* System page size */ ++#define AT_BASE 7 /* Base address of interpreter */ ++#define AT_FLAGS 8 /* Flags */ ++#define AT_ENTRY 9 /* Entry point of program */ ++#define AT_NOTELF 10 /* Program is not ELF */ ++#define AT_UID 11 /* Real uid */ ++#define AT_EUID 12 /* Effective uid */ ++#define AT_GID 13 /* Real gid */ ++#define AT_EGID 14 /* Effective gid */ ++#define AT_CLKTCK 17 /* Frequency of times() */ ++ ++/* Some more special a_type values describing the hardware. */ ++#define AT_PLATFORM 15 /* String identifying platform. */ ++#define AT_HWCAP 16 /* Machine dependent hints about ++ processor capabilities. */ ++ ++/* This entry gives some information about the FPU initialization ++ performed by the kernel. */ ++#define AT_FPUCW 18 /* Used FPU control word. */ ++ ++/* Cache block sizes. */ ++#define AT_DCACHEBSIZE 19 /* Data cache block size. */ ++#define AT_ICACHEBSIZE 20 /* Instruction cache block size. */ ++#define AT_UCACHEBSIZE 21 /* Unified cache block size. */ ++ ++/* A special ignored value for PPC, used by the kernel to control the ++ interpretation of the AUXV. Must be > 16. */ ++#define AT_IGNOREPPC 22 /* Entry should be ignored. */ ++ ++#define AT_SECURE 23 /* Boolean, was exec setuid-like? */ ++ ++/* Pointer to the global system page used for system calls and other ++ nice things. */ ++#define AT_SYSINFO 32 ++#define AT_SYSINFO_EHDR 33 ++ ++ ++/* Note section contents. Each entry in the note section begins with ++ a header of a fixed form. */ ++ ++typedef struct ++{ ++ Elf32_Word n_namesz; /* Length of the note's name. */ ++ Elf32_Word n_descsz; /* Length of the note's descriptor. */ ++ Elf32_Word n_type; /* Type of the note. */ ++} Elf32_Nhdr; ++ ++typedef struct ++{ ++ Elf64_Word n_namesz; /* Length of the note's name. */ ++ Elf64_Word n_descsz; /* Length of the note's descriptor. */ ++ Elf64_Word n_type; /* Type of the note. */ ++} Elf64_Nhdr; ++ ++/* Known names of notes. */ ++ ++/* Solaris entries in the note section have this name. */ ++#define ELF_NOTE_SOLARIS "SUNW Solaris" ++ ++/* Note entries for GNU systems have this name. */ ++#define ELF_NOTE_GNU "GNU" ++ ++ ++/* Defined types of notes for Solaris. */ ++ ++/* Value of descriptor (one word) is desired pagesize for the binary. */ ++#define ELF_NOTE_PAGESIZE_HINT 1 ++ ++ ++/* Defined note types for GNU systems. */ ++ ++/* ABI information. The descriptor consists of words: ++ word 0: OS descriptor ++ word 1: major version of the ABI ++ word 2: minor version of the ABI ++ word 3: subminor version of the ABI ++*/ ++#define ELF_NOTE_ABI 1 ++ ++/* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI ++ note section entry. */ ++#define ELF_NOTE_OS_LINUX 0 ++#define ELF_NOTE_OS_GNU 1 ++#define ELF_NOTE_OS_SOLARIS2 2 ++#define ELF_NOTE_OS_FREEBSD 3 ++ ++ ++/* Move records. */ ++typedef struct ++{ ++ Elf32_Xword m_value; /* Symbol value. */ ++ Elf32_Word m_info; /* Size and index. */ ++ Elf32_Word m_poffset; /* Symbol offset. */ ++ Elf32_Half m_repeat; /* Repeat count. */ ++ Elf32_Half m_stride; /* Stride info. */ ++} Elf32_Move; ++ ++typedef struct ++{ ++ Elf64_Xword m_value; /* Symbol value. */ ++ Elf64_Xword m_info; /* Size and index. */ ++ Elf64_Xword m_poffset; /* Symbol offset. */ ++ Elf64_Half m_repeat; /* Repeat count. */ ++ Elf64_Half m_stride; /* Stride info. */ ++} Elf64_Move; ++ ++/* Macro to construct move records. */ ++#define ELF32_M_SYM(info) ((info) >> 8) ++#define ELF32_M_SIZE(info) ((unsigned char) (info)) ++#define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char) (size)) ++ ++#define ELF64_M_SYM(info) ELF32_M_SYM (info) ++#define ELF64_M_SIZE(info) ELF32_M_SIZE (info) ++#define ELF64_M_INFO(sym, size) ELF32_M_INFO (sym, size) ++ ++ ++/* Motorola 68k specific definitions. */ ++ ++/* Values for Elf32_Ehdr.e_flags. */ ++#define EF_CPU32 0x00810000 ++ ++/* m68k relocs. */ ++ ++#define R_68K_NONE 0 /* No reloc */ ++#define R_68K_32 1 /* Direct 32 bit */ ++#define R_68K_16 2 /* Direct 16 bit */ ++#define R_68K_8 3 /* Direct 8 bit */ ++#define R_68K_PC32 4 /* PC relative 32 bit */ ++#define R_68K_PC16 5 /* PC relative 16 bit */ ++#define R_68K_PC8 6 /* PC relative 8 bit */ ++#define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */ ++#define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */ ++#define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */ ++#define R_68K_GOT32O 10 /* 32 bit GOT offset */ ++#define R_68K_GOT16O 11 /* 16 bit GOT offset */ ++#define R_68K_GOT8O 12 /* 8 bit GOT offset */ ++#define R_68K_PLT32 13 /* 32 bit PC relative PLT address */ ++#define R_68K_PLT16 14 /* 16 bit PC relative PLT address */ ++#define R_68K_PLT8 15 /* 8 bit PC relative PLT address */ ++#define R_68K_PLT32O 16 /* 32 bit PLT offset */ ++#define R_68K_PLT16O 17 /* 16 bit PLT offset */ ++#define R_68K_PLT8O 18 /* 8 bit PLT offset */ ++#define R_68K_COPY 19 /* Copy symbol at runtime */ ++#define R_68K_GLOB_DAT 20 /* Create GOT entry */ ++#define R_68K_JMP_SLOT 21 /* Create PLT entry */ ++#define R_68K_RELATIVE 22 /* Adjust by program base */ ++/* Keep this the last entry. */ ++#define R_68K_NUM 23 ++ ++/* Intel 80386 specific definitions. */ ++ ++/* i386 relocs. */ ++ ++#define R_386_NONE 0 /* No reloc */ ++#define R_386_32 1 /* Direct 32 bit */ ++#define R_386_PC32 2 /* PC relative 32 bit */ ++#define R_386_GOT32 3 /* 32 bit GOT entry */ ++#define R_386_PLT32 4 /* 32 bit PLT address */ ++#define R_386_COPY 5 /* Copy symbol at runtime */ ++#define R_386_GLOB_DAT 6 /* Create GOT entry */ ++#define R_386_JMP_SLOT 7 /* Create PLT entry */ ++#define R_386_RELATIVE 8 /* Adjust by program base */ ++#define R_386_GOTOFF 9 /* 32 bit offset to GOT */ ++#define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */ ++#define R_386_32PLT 11 ++#define R_386_TLS_TPOFF 14 /* Offset in static TLS block */ ++#define R_386_TLS_IE 15 /* Address of GOT entry for static TLS ++ block offset */ ++#define R_386_TLS_GOTIE 16 /* GOT entry for static TLS block ++ offset */ ++#define R_386_TLS_LE 17 /* Offset relative to static TLS ++ block */ ++#define R_386_TLS_GD 18 /* Direct 32 bit for GNU version of ++ general dynamic thread local data */ ++#define R_386_TLS_LDM 19 /* Direct 32 bit for GNU version of ++ local dynamic thread local data ++ in LE code */ ++#define R_386_16 20 ++#define R_386_PC16 21 ++#define R_386_8 22 ++#define R_386_PC8 23 ++#define R_386_TLS_GD_32 24 /* Direct 32 bit for general dynamic ++ thread local data */ ++#define R_386_TLS_GD_PUSH 25 /* Tag for pushl in GD TLS code */ ++#define R_386_TLS_GD_CALL 26 /* Relocation for call to ++ __tls_get_addr() */ ++#define R_386_TLS_GD_POP 27 /* Tag for popl in GD TLS code */ ++#define R_386_TLS_LDM_32 28 /* Direct 32 bit for local dynamic ++ thread local data in LE code */ ++#define R_386_TLS_LDM_PUSH 29 /* Tag for pushl in LDM TLS code */ ++#define R_386_TLS_LDM_CALL 30 /* Relocation for call to ++ __tls_get_addr() in LDM code */ ++#define R_386_TLS_LDM_POP 31 /* Tag for popl in LDM TLS code */ ++#define R_386_TLS_LDO_32 32 /* Offset relative to TLS block */ ++#define R_386_TLS_IE_32 33 /* GOT entry for negated static TLS ++ block offset */ ++#define R_386_TLS_LE_32 34 /* Negated offset relative to static ++ TLS block */ ++#define R_386_TLS_DTPMOD32 35 /* ID of module containing symbol */ ++#define R_386_TLS_DTPOFF32 36 /* Offset in TLS block */ ++#define R_386_TLS_TPOFF32 37 /* Negated offset in static TLS block */ ++/* Keep this the last entry. */ ++#define R_386_NUM 38 ++ ++/* SUN SPARC specific definitions. */ ++ ++/* Legal values for ST_TYPE subfield of st_info (symbol type). */ ++ ++#define STT_REGISTER 13 /* Global register reserved to app. */ ++ ++/* Values for Elf64_Ehdr.e_flags. */ ++ ++#define EF_SPARCV9_MM 3 ++#define EF_SPARCV9_TSO 0 ++#define EF_SPARCV9_PSO 1 ++#define EF_SPARCV9_RMO 2 ++#define EF_SPARC_LEDATA 0x800000 /* little endian data */ ++#define EF_SPARC_EXT_MASK 0xFFFF00 ++#define EF_SPARC_32PLUS 0x000100 /* generic V8+ features */ ++#define EF_SPARC_SUN_US1 0x000200 /* Sun UltraSPARC1 extensions */ ++#define EF_SPARC_HAL_R1 0x000400 /* HAL R1 extensions */ ++#define EF_SPARC_SUN_US3 0x000800 /* Sun UltraSPARCIII extensions */ ++ ++/* SPARC relocs. */ ++ ++#define R_SPARC_NONE 0 /* No reloc */ ++#define R_SPARC_8 1 /* Direct 8 bit */ ++#define R_SPARC_16 2 /* Direct 16 bit */ ++#define R_SPARC_32 3 /* Direct 32 bit */ ++#define R_SPARC_DISP8 4 /* PC relative 8 bit */ ++#define R_SPARC_DISP16 5 /* PC relative 16 bit */ ++#define R_SPARC_DISP32 6 /* PC relative 32 bit */ ++#define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */ ++#define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */ ++#define R_SPARC_HI22 9 /* High 22 bit */ ++#define R_SPARC_22 10 /* Direct 22 bit */ ++#define R_SPARC_13 11 /* Direct 13 bit */ ++#define R_SPARC_LO10 12 /* Truncated 10 bit */ ++#define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */ ++#define R_SPARC_GOT13 14 /* 13 bit GOT entry */ ++#define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */ ++#define R_SPARC_PC10 16 /* PC relative 10 bit truncated */ ++#define R_SPARC_PC22 17 /* PC relative 22 bit shifted */ ++#define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */ ++#define R_SPARC_COPY 19 /* Copy symbol at runtime */ ++#define R_SPARC_GLOB_DAT 20 /* Create GOT entry */ ++#define R_SPARC_JMP_SLOT 21 /* Create PLT entry */ ++#define R_SPARC_RELATIVE 22 /* Adjust by program base */ ++#define R_SPARC_UA32 23 /* Direct 32 bit unaligned */ ++ ++/* Additional Sparc64 relocs. */ ++ ++#define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */ ++#define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */ ++#define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */ ++#define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */ ++#define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */ ++#define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */ ++#define R_SPARC_10 30 /* Direct 10 bit */ ++#define R_SPARC_11 31 /* Direct 11 bit */ ++#define R_SPARC_64 32 /* Direct 64 bit */ ++#define R_SPARC_OLO10 33 /* 10bit with secondary 13bit addend */ ++#define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */ ++#define R_SPARC_HM10 35 /* High middle 10 bits of ... */ ++#define R_SPARC_LM22 36 /* Low middle 22 bits of ... */ ++#define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */ ++#define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */ ++#define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */ ++#define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */ ++#define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */ ++#define R_SPARC_7 43 /* Direct 7 bit */ ++#define R_SPARC_5 44 /* Direct 5 bit */ ++#define R_SPARC_6 45 /* Direct 6 bit */ ++#define R_SPARC_DISP64 46 /* PC relative 64 bit */ ++#define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */ ++#define R_SPARC_HIX22 48 /* High 22 bit complemented */ ++#define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */ ++#define R_SPARC_H44 50 /* Direct high 12 of 44 bit */ ++#define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */ ++#define R_SPARC_L44 52 /* Direct low 10 of 44 bit */ ++#define R_SPARC_REGISTER 53 /* Global register usage */ ++#define R_SPARC_UA64 54 /* Direct 64 bit unaligned */ ++#define R_SPARC_UA16 55 /* Direct 16 bit unaligned */ ++#define R_SPARC_TLS_GD_HI22 56 ++#define R_SPARC_TLS_GD_LO10 57 ++#define R_SPARC_TLS_GD_ADD 58 ++#define R_SPARC_TLS_GD_CALL 59 ++#define R_SPARC_TLS_LDM_HI22 60 ++#define R_SPARC_TLS_LDM_LO10 61 ++#define R_SPARC_TLS_LDM_ADD 62 ++#define R_SPARC_TLS_LDM_CALL 63 ++#define R_SPARC_TLS_LDO_HIX22 64 ++#define R_SPARC_TLS_LDO_LOX10 65 ++#define R_SPARC_TLS_LDO_ADD 66 ++#define R_SPARC_TLS_IE_HI22 67 ++#define R_SPARC_TLS_IE_LO10 68 ++#define R_SPARC_TLS_IE_LD 69 ++#define R_SPARC_TLS_IE_LDX 70 ++#define R_SPARC_TLS_IE_ADD 71 ++#define R_SPARC_TLS_LE_HIX22 72 ++#define R_SPARC_TLS_LE_LOX10 73 ++#define R_SPARC_TLS_DTPMOD32 74 ++#define R_SPARC_TLS_DTPMOD64 75 ++#define R_SPARC_TLS_DTPOFF32 76 ++#define R_SPARC_TLS_DTPOFF64 77 ++#define R_SPARC_TLS_TPOFF32 78 ++#define R_SPARC_TLS_TPOFF64 79 ++/* Keep this the last entry. */ ++#define R_SPARC_NUM 80 ++ ++/* For Sparc64, legal values for d_tag of Elf64_Dyn. */ ++ ++#define DT_SPARC_REGISTER 0x70000001 ++#define DT_SPARC_NUM 2 ++ ++/* Bits present in AT_HWCAP, primarily for Sparc32. */ ++ ++#define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */ ++#define HWCAP_SPARC_STBAR 2 ++#define HWCAP_SPARC_SWAP 4 ++#define HWCAP_SPARC_MULDIV 8 ++#define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */ ++#define HWCAP_SPARC_ULTRA3 32 ++ ++/* MIPS R3000 specific definitions. */ ++ ++/* Legal values for e_flags field of Elf32_Ehdr. */ ++ ++#define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */ ++#define EF_MIPS_PIC 2 /* Contains PIC code */ ++#define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */ ++#define EF_MIPS_XGOT 8 ++#define EF_MIPS_64BIT_WHIRL 16 ++#define EF_MIPS_ABI2 32 ++#define EF_MIPS_ABI_ON32 64 ++#define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */ ++ ++/* Legal values for MIPS architecture level. */ ++ ++#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ ++#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ ++#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ ++#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ ++#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ ++#define EF_MIPS_ARCH_32 0x60000000 /* MIPS32 code. */ ++#define EF_MIPS_ARCH_64 0x70000000 /* MIPS64 code. */ ++ ++/* The following are non-official names and should not be used. */ ++ ++#define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ ++#define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ ++#define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ ++#define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ ++#define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ ++#define E_MIPS_ARCH_32 0x60000000 /* MIPS32 code. */ ++#define E_MIPS_ARCH_64 0x70000000 /* MIPS64 code. */ ++ ++/* Special section indices. */ ++ ++#define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */ ++#define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */ ++#define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */ ++#define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */ ++#define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */ ++ ++/* Legal values for sh_type field of Elf32_Shdr. */ ++ ++#define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */ ++#define SHT_MIPS_MSYM 0x70000001 ++#define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */ ++#define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */ ++#define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */ ++#define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/ ++#define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */ ++#define SHT_MIPS_PACKAGE 0x70000007 ++#define SHT_MIPS_PACKSYM 0x70000008 ++#define SHT_MIPS_RELD 0x70000009 ++#define SHT_MIPS_IFACE 0x7000000b ++#define SHT_MIPS_CONTENT 0x7000000c ++#define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */ ++#define SHT_MIPS_SHDR 0x70000010 ++#define SHT_MIPS_FDESC 0x70000011 ++#define SHT_MIPS_EXTSYM 0x70000012 ++#define SHT_MIPS_DENSE 0x70000013 ++#define SHT_MIPS_PDESC 0x70000014 ++#define SHT_MIPS_LOCSYM 0x70000015 ++#define SHT_MIPS_AUXSYM 0x70000016 ++#define SHT_MIPS_OPTSYM 0x70000017 ++#define SHT_MIPS_LOCSTR 0x70000018 ++#define SHT_MIPS_LINE 0x70000019 ++#define SHT_MIPS_RFDESC 0x7000001a ++#define SHT_MIPS_DELTASYM 0x7000001b ++#define SHT_MIPS_DELTAINST 0x7000001c ++#define SHT_MIPS_DELTACLASS 0x7000001d ++#define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */ ++#define SHT_MIPS_DELTADECL 0x7000001f ++#define SHT_MIPS_SYMBOL_LIB 0x70000020 ++#define SHT_MIPS_EVENTS 0x70000021 /* Event section. */ ++#define SHT_MIPS_TRANSLATE 0x70000022 ++#define SHT_MIPS_PIXIE 0x70000023 ++#define SHT_MIPS_XLATE 0x70000024 ++#define SHT_MIPS_XLATE_DEBUG 0x70000025 ++#define SHT_MIPS_WHIRL 0x70000026 ++#define SHT_MIPS_EH_REGION 0x70000027 ++#define SHT_MIPS_XLATE_OLD 0x70000028 ++#define SHT_MIPS_PDR_EXCEPTION 0x70000029 ++ ++/* Legal values for sh_flags field of Elf32_Shdr. */ ++ ++#define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */ ++#define SHF_MIPS_MERGE 0x20000000 ++#define SHF_MIPS_ADDR 0x40000000 ++#define SHF_MIPS_STRINGS 0x80000000 ++#define SHF_MIPS_NOSTRIP 0x08000000 ++#define SHF_MIPS_LOCAL 0x04000000 ++#define SHF_MIPS_NAMES 0x02000000 ++#define SHF_MIPS_NODUPE 0x01000000 ++ ++ ++/* Symbol tables. */ ++ ++/* MIPS specific values for `st_other'. */ ++#define STO_MIPS_DEFAULT 0x0 ++#define STO_MIPS_INTERNAL 0x1 ++#define STO_MIPS_HIDDEN 0x2 ++#define STO_MIPS_PROTECTED 0x3 ++#define STO_MIPS_SC_ALIGN_UNUSED 0xff ++ ++/* MIPS specific values for `st_info'. */ ++#define STB_MIPS_SPLIT_COMMON 13 ++ ++/* Entries found in sections of type SHT_MIPS_GPTAB. */ ++ ++typedef union ++{ ++ struct ++ { ++ Elf32_Word gt_current_g_value; /* -G value used for compilation */ ++ Elf32_Word gt_unused; /* Not used */ ++ } gt_header; /* First entry in section */ ++ struct ++ { ++ Elf32_Word gt_g_value; /* If this value were used for -G */ ++ Elf32_Word gt_bytes; /* This many bytes would be used */ ++ } gt_entry; /* Subsequent entries in section */ ++} Elf32_gptab; ++ ++/* Entry found in sections of type SHT_MIPS_REGINFO. */ ++ ++typedef struct ++{ ++ Elf32_Word ri_gprmask; /* General registers used */ ++ Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */ ++ Elf32_Sword ri_gp_value; /* $gp register value */ ++} Elf32_RegInfo; ++ ++/* Entries found in sections of type SHT_MIPS_OPTIONS. */ ++ ++typedef struct ++{ ++ unsigned char kind; /* Determines interpretation of the ++ variable part of descriptor. */ ++ unsigned char size; /* Size of descriptor, including header. */ ++ Elf32_Section section; /* Section header index of section affected, ++ 0 for global options. */ ++ Elf32_Word info; /* Kind-specific information. */ ++} Elf_Options; ++ ++/* Values for `kind' field in Elf_Options. */ ++ ++#define ODK_NULL 0 /* Undefined. */ ++#define ODK_REGINFO 1 /* Register usage information. */ ++#define ODK_EXCEPTIONS 2 /* Exception processing options. */ ++#define ODK_PAD 3 /* Section padding options. */ ++#define ODK_HWPATCH 4 /* Hardware workarounds performed */ ++#define ODK_FILL 5 /* record the fill value used by the linker. */ ++#define ODK_TAGS 6 /* reserve space for desktop tools to write. */ ++#define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */ ++#define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */ ++ ++/* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */ ++ ++#define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */ ++#define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */ ++#define OEX_PAGE0 0x10000 /* page zero must be mapped. */ ++#define OEX_SMM 0x20000 /* Force sequential memory mode? */ ++#define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */ ++#define OEX_PRECISEFP OEX_FPDBUG ++#define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */ ++ ++#define OEX_FPU_INVAL 0x10 ++#define OEX_FPU_DIV0 0x08 ++#define OEX_FPU_OFLO 0x04 ++#define OEX_FPU_UFLO 0x02 ++#define OEX_FPU_INEX 0x01 ++ ++/* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */ ++ ++#define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */ ++#define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */ ++#define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */ ++#define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */ ++ ++#define OPAD_PREFIX 0x1 ++#define OPAD_POSTFIX 0x2 ++#define OPAD_SYMBOL 0x4 ++ ++/* Entry found in `.options' section. */ ++ ++typedef struct ++{ ++ Elf32_Word hwp_flags1; /* Extra flags. */ ++ Elf32_Word hwp_flags2; /* Extra flags. */ ++} Elf_Options_Hw; ++ ++/* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */ ++ ++#define OHWA0_R4KEOP_CHECKED 0x00000001 ++#define OHWA1_R4KEOP_CLEAN 0x00000002 ++ ++/* MIPS relocs. */ ++ ++#define R_MIPS_NONE 0 /* No reloc */ ++#define R_MIPS_16 1 /* Direct 16 bit */ ++#define R_MIPS_32 2 /* Direct 32 bit */ ++#define R_MIPS_REL32 3 /* PC relative 32 bit */ ++#define R_MIPS_26 4 /* Direct 26 bit shifted */ ++#define R_MIPS_HI16 5 /* High 16 bit */ ++#define R_MIPS_LO16 6 /* Low 16 bit */ ++#define R_MIPS_GPREL16 7 /* GP relative 16 bit */ ++#define R_MIPS_LITERAL 8 /* 16 bit literal entry */ ++#define R_MIPS_GOT16 9 /* 16 bit GOT entry */ ++#define R_MIPS_PC16 10 /* PC relative 16 bit */ ++#define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */ ++#define R_MIPS_GPREL32 12 /* GP relative 32 bit */ ++ ++#define R_MIPS_SHIFT5 16 ++#define R_MIPS_SHIFT6 17 ++#define R_MIPS_64 18 ++#define R_MIPS_GOT_DISP 19 ++#define R_MIPS_GOT_PAGE 20 ++#define R_MIPS_GOT_OFST 21 ++#define R_MIPS_GOT_HI16 22 ++#define R_MIPS_GOT_LO16 23 ++#define R_MIPS_SUB 24 ++#define R_MIPS_INSERT_A 25 ++#define R_MIPS_INSERT_B 26 ++#define R_MIPS_DELETE 27 ++#define R_MIPS_HIGHER 28 ++#define R_MIPS_HIGHEST 29 ++#define R_MIPS_CALL_HI16 30 ++#define R_MIPS_CALL_LO16 31 ++#define R_MIPS_SCN_DISP 32 ++#define R_MIPS_REL16 33 ++#define R_MIPS_ADD_IMMEDIATE 34 ++#define R_MIPS_PJUMP 35 ++#define R_MIPS_RELGOT 36 ++#define R_MIPS_JALR 37 ++/* Keep this the last entry. */ ++#define R_MIPS_NUM 38 ++ ++/* Legal values for p_type field of Elf32_Phdr. */ ++ ++#define PT_MIPS_REGINFO 0x70000000 /* Register usage information */ ++#define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */ ++#define PT_MIPS_OPTIONS 0x70000002 ++ ++/* Special program header types. */ ++ ++#define PF_MIPS_LOCAL 0x10000000 ++ ++/* Legal values for d_tag field of Elf32_Dyn. */ ++ ++#define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */ ++#define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */ ++#define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */ ++#define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */ ++#define DT_MIPS_FLAGS 0x70000005 /* Flags */ ++#define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */ ++#define DT_MIPS_MSYM 0x70000007 ++#define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */ ++#define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */ ++#define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */ ++#define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */ ++#define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */ ++#define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */ ++#define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */ ++#define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */ ++#define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */ ++#define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */ ++#define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */ ++#define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in ++ DT_MIPS_DELTA_CLASS. */ ++#define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */ ++#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in ++ DT_MIPS_DELTA_INSTANCE. */ ++#define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */ ++#define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in ++ DT_MIPS_DELTA_RELOC. */ ++#define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta ++ relocations refer to. */ ++#define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in ++ DT_MIPS_DELTA_SYM. */ ++#define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the ++ class declaration. */ ++#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in ++ DT_MIPS_DELTA_CLASSSYM. */ ++#define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */ ++#define DT_MIPS_PIXIE_INIT 0x70000023 ++#define DT_MIPS_SYMBOL_LIB 0x70000024 ++#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 ++#define DT_MIPS_LOCAL_GOTIDX 0x70000026 ++#define DT_MIPS_HIDDEN_GOTIDX 0x70000027 ++#define DT_MIPS_PROTECTED_GOTIDX 0x70000028 ++#define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */ ++#define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */ ++#define DT_MIPS_DYNSTR_ALIGN 0x7000002b ++#define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */ ++#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve ++ function stored in GOT. */ ++#define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added ++ by rld on dlopen() calls. */ ++#define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */ ++#define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */ ++#define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */ ++#define DT_MIPS_NUM 0x32 ++ ++/* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */ ++ ++#define RHF_NONE 0 /* No flags */ ++#define RHF_QUICKSTART (1 << 0) /* Use quickstart */ ++#define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */ ++#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */ ++#define RHF_NO_MOVE (1 << 3) ++#define RHF_SGI_ONLY (1 << 4) ++#define RHF_GUARANTEE_INIT (1 << 5) ++#define RHF_DELTA_C_PLUS_PLUS (1 << 6) ++#define RHF_GUARANTEE_START_INIT (1 << 7) ++#define RHF_PIXIE (1 << 8) ++#define RHF_DEFAULT_DELAY_LOAD (1 << 9) ++#define RHF_REQUICKSTART (1 << 10) ++#define RHF_REQUICKSTARTED (1 << 11) ++#define RHF_CORD (1 << 12) ++#define RHF_NO_UNRES_UNDEF (1 << 13) ++#define RHF_RLD_ORDER_SAFE (1 << 14) ++ ++/* Entries found in sections of type SHT_MIPS_LIBLIST. */ ++ ++typedef struct ++{ ++ Elf32_Word l_name; /* Name (string table index) */ ++ Elf32_Word l_time_stamp; /* Timestamp */ ++ Elf32_Word l_checksum; /* Checksum */ ++ Elf32_Word l_version; /* Interface version */ ++ Elf32_Word l_flags; /* Flags */ ++} Elf32_Lib; ++ ++typedef struct ++{ ++ Elf64_Word l_name; /* Name (string table index) */ ++ Elf64_Word l_time_stamp; /* Timestamp */ ++ Elf64_Word l_checksum; /* Checksum */ ++ Elf64_Word l_version; /* Interface version */ ++ Elf64_Word l_flags; /* Flags */ ++} Elf64_Lib; ++ ++ ++/* Legal values for l_flags. */ ++ ++#define LL_NONE 0 ++#define LL_EXACT_MATCH (1 << 0) /* Require exact match */ ++#define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */ ++#define LL_REQUIRE_MINOR (1 << 2) ++#define LL_EXPORTS (1 << 3) ++#define LL_DELAY_LOAD (1 << 4) ++#define LL_DELTA (1 << 5) ++ ++/* Entries found in sections of type SHT_MIPS_CONFLICT. */ ++ ++typedef Elf32_Addr Elf32_Conflict; ++ ++ ++/* HPPA specific definitions. */ ++ ++/* Legal values for e_flags field of Elf32_Ehdr. */ ++ ++#define EF_PARISC_TRAPNIL 0x00010000 /* Trap nil pointer dereference. */ ++#define EF_PARISC_EXT 0x00020000 /* Program uses arch. extensions. */ ++#define EF_PARISC_LSB 0x00040000 /* Program expects little endian. */ ++#define EF_PARISC_WIDE 0x00080000 /* Program expects wide mode. */ ++#define EF_PARISC_NO_KABP 0x00100000 /* No kernel assisted branch ++ prediction. */ ++#define EF_PARISC_LAZYSWAP 0x00400000 /* Allow lazy swapping. */ ++#define EF_PARISC_ARCH 0x0000ffff /* Architecture version. */ ++ ++/* Defined values for `e_flags & EF_PARISC_ARCH' are: */ ++ ++#define EFA_PARISC_1_0 0x020b /* PA-RISC 1.0 big-endian. */ ++#define EFA_PARISC_1_1 0x0210 /* PA-RISC 1.1 big-endian. */ ++#define EFA_PARISC_2_0 0x0214 /* PA-RISC 2.0 big-endian. */ ++ ++/* Additional section indeces. */ ++ ++#define SHN_PARISC_ANSI_COMMON 0xff00 /* Section for tenatively declared ++ symbols in ANSI C. */ ++#define SHN_PARISC_HUGE_COMMON 0xff01 /* Common blocks in huge model. */ ++ ++/* Legal values for sh_type field of Elf32_Shdr. */ ++ ++#define SHT_PARISC_EXT 0x70000000 /* Contains product specific ext. */ ++#define SHT_PARISC_UNWIND 0x70000001 /* Unwind information. */ ++#define SHT_PARISC_DOC 0x70000002 /* Debug info for optimized code. */ ++ ++/* Legal values for sh_flags field of Elf32_Shdr. */ ++ ++#define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */ ++#define SHF_PARISC_HUGE 0x40000000 /* Section far from gp. */ ++#define SHF_PARISC_SBP 0x80000000 /* Static branch prediction code. */ ++ ++/* Legal values for ST_TYPE subfield of st_info (symbol type). */ ++ ++#define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */ ++ ++#define STT_HP_OPAQUE (STT_LOOS + 0x1) ++#define STT_HP_STUB (STT_LOOS + 0x2) ++ ++/* HPPA relocs. */ ++ ++#define R_PARISC_NONE 0 /* No reloc. */ ++#define R_PARISC_DIR32 1 /* Direct 32-bit reference. */ ++#define R_PARISC_DIR21L 2 /* Left 21 bits of eff. address. */ ++#define R_PARISC_DIR17R 3 /* Right 17 bits of eff. address. */ ++#define R_PARISC_DIR17F 4 /* 17 bits of eff. address. */ ++#define R_PARISC_DIR14R 6 /* Right 14 bits of eff. address. */ ++#define R_PARISC_PCREL32 9 /* 32-bit rel. address. */ ++#define R_PARISC_PCREL21L 10 /* Left 21 bits of rel. address. */ ++#define R_PARISC_PCREL17R 11 /* Right 17 bits of rel. address. */ ++#define R_PARISC_PCREL17F 12 /* 17 bits of rel. address. */ ++#define R_PARISC_PCREL14R 14 /* Right 14 bits of rel. address. */ ++#define R_PARISC_DPREL21L 18 /* Left 21 bits of rel. address. */ ++#define R_PARISC_DPREL14R 22 /* Right 14 bits of rel. address. */ ++#define R_PARISC_GPREL21L 26 /* GP-relative, left 21 bits. */ ++#define R_PARISC_GPREL14R 30 /* GP-relative, right 14 bits. */ ++#define R_PARISC_LTOFF21L 34 /* LT-relative, left 21 bits. */ ++#define R_PARISC_LTOFF14R 38 /* LT-relative, right 14 bits. */ ++#define R_PARISC_SECREL32 41 /* 32 bits section rel. address. */ ++#define R_PARISC_SEGBASE 48 /* No relocation, set segment base. */ ++#define R_PARISC_SEGREL32 49 /* 32 bits segment rel. address. */ ++#define R_PARISC_PLTOFF21L 50 /* PLT rel. address, left 21 bits. */ ++#define R_PARISC_PLTOFF14R 54 /* PLT rel. address, right 14 bits. */ ++#define R_PARISC_LTOFF_FPTR32 57 /* 32 bits LT-rel. function pointer. */ ++#define R_PARISC_LTOFF_FPTR21L 58 /* LT-rel. fct ptr, left 21 bits. */ ++#define R_PARISC_LTOFF_FPTR14R 62 /* LT-rel. fct ptr, right 14 bits. */ ++#define R_PARISC_FPTR64 64 /* 64 bits function address. */ ++#define R_PARISC_PLABEL32 65 /* 32 bits function address. */ ++#define R_PARISC_PCREL64 72 /* 64 bits PC-rel. address. */ ++#define R_PARISC_PCREL22F 74 /* 22 bits PC-rel. address. */ ++#define R_PARISC_PCREL14WR 75 /* PC-rel. address, right 14 bits. */ ++#define R_PARISC_PCREL14DR 76 /* PC rel. address, right 14 bits. */ ++#define R_PARISC_PCREL16F 77 /* 16 bits PC-rel. address. */ ++#define R_PARISC_PCREL16WF 78 /* 16 bits PC-rel. address. */ ++#define R_PARISC_PCREL16DF 79 /* 16 bits PC-rel. address. */ ++#define R_PARISC_DIR64 80 /* 64 bits of eff. address. */ ++#define R_PARISC_DIR14WR 83 /* 14 bits of eff. address. */ ++#define R_PARISC_DIR14DR 84 /* 14 bits of eff. address. */ ++#define R_PARISC_DIR16F 85 /* 16 bits of eff. address. */ ++#define R_PARISC_DIR16WF 86 /* 16 bits of eff. address. */ ++#define R_PARISC_DIR16DF 87 /* 16 bits of eff. address. */ ++#define R_PARISC_GPREL64 88 /* 64 bits of GP-rel. address. */ ++#define R_PARISC_GPREL14WR 91 /* GP-rel. address, right 14 bits. */ ++#define R_PARISC_GPREL14DR 92 /* GP-rel. address, right 14 bits. */ ++#define R_PARISC_GPREL16F 93 /* 16 bits GP-rel. address. */ ++#define R_PARISC_GPREL16WF 94 /* 16 bits GP-rel. address. */ ++#define R_PARISC_GPREL16DF 95 /* 16 bits GP-rel. address. */ ++#define R_PARISC_LTOFF64 96 /* 64 bits LT-rel. address. */ ++#define R_PARISC_LTOFF14WR 99 /* LT-rel. address, right 14 bits. */ ++#define R_PARISC_LTOFF14DR 100 /* LT-rel. address, right 14 bits. */ ++#define R_PARISC_LTOFF16F 101 /* 16 bits LT-rel. address. */ ++#define R_PARISC_LTOFF16WF 102 /* 16 bits LT-rel. address. */ ++#define R_PARISC_LTOFF16DF 103 /* 16 bits LT-rel. address. */ ++#define R_PARISC_SECREL64 104 /* 64 bits section rel. address. */ ++#define R_PARISC_SEGREL64 112 /* 64 bits segment rel. address. */ ++#define R_PARISC_PLTOFF14WR 115 /* PLT-rel. address, right 14 bits. */ ++#define R_PARISC_PLTOFF14DR 116 /* PLT-rel. address, right 14 bits. */ ++#define R_PARISC_PLTOFF16F 117 /* 16 bits LT-rel. address. */ ++#define R_PARISC_PLTOFF16WF 118 /* 16 bits PLT-rel. address. */ ++#define R_PARISC_PLTOFF16DF 119 /* 16 bits PLT-rel. address. */ ++#define R_PARISC_LTOFF_FPTR64 120 /* 64 bits LT-rel. function ptr. */ ++#define R_PARISC_LTOFF_FPTR14WR 123 /* LT-rel. fct. ptr., right 14 bits. */ ++#define R_PARISC_LTOFF_FPTR14DR 124 /* LT-rel. fct. ptr., right 14 bits. */ ++#define R_PARISC_LTOFF_FPTR16F 125 /* 16 bits LT-rel. function ptr. */ ++#define R_PARISC_LTOFF_FPTR16WF 126 /* 16 bits LT-rel. function ptr. */ ++#define R_PARISC_LTOFF_FPTR16DF 127 /* 16 bits LT-rel. function ptr. */ ++#define R_PARISC_LORESERVE 128 ++#define R_PARISC_COPY 128 /* Copy relocation. */ ++#define R_PARISC_IPLT 129 /* Dynamic reloc, imported PLT */ ++#define R_PARISC_EPLT 130 /* Dynamic reloc, exported PLT */ ++#define R_PARISC_TPREL32 153 /* 32 bits TP-rel. address. */ ++#define R_PARISC_TPREL21L 154 /* TP-rel. address, left 21 bits. */ ++#define R_PARISC_TPREL14R 158 /* TP-rel. address, right 14 bits. */ ++#define R_PARISC_LTOFF_TP21L 162 /* LT-TP-rel. address, left 21 bits. */ ++#define R_PARISC_LTOFF_TP14R 166 /* LT-TP-rel. address, right 14 bits.*/ ++#define R_PARISC_LTOFF_TP14F 167 /* 14 bits LT-TP-rel. address. */ ++#define R_PARISC_TPREL64 216 /* 64 bits TP-rel. address. */ ++#define R_PARISC_TPREL14WR 219 /* TP-rel. address, right 14 bits. */ ++#define R_PARISC_TPREL14DR 220 /* TP-rel. address, right 14 bits. */ ++#define R_PARISC_TPREL16F 221 /* 16 bits TP-rel. address. */ ++#define R_PARISC_TPREL16WF 222 /* 16 bits TP-rel. address. */ ++#define R_PARISC_TPREL16DF 223 /* 16 bits TP-rel. address. */ ++#define R_PARISC_LTOFF_TP64 224 /* 64 bits LT-TP-rel. address. */ ++#define R_PARISC_LTOFF_TP14WR 227 /* LT-TP-rel. address, right 14 bits.*/ ++#define R_PARISC_LTOFF_TP14DR 228 /* LT-TP-rel. address, right 14 bits.*/ ++#define R_PARISC_LTOFF_TP16F 229 /* 16 bits LT-TP-rel. address. */ ++#define R_PARISC_LTOFF_TP16WF 230 /* 16 bits LT-TP-rel. address. */ ++#define R_PARISC_LTOFF_TP16DF 231 /* 16 bits LT-TP-rel. address. */ ++#define R_PARISC_HIRESERVE 255 ++ ++/* Legal values for p_type field of Elf32_Phdr/Elf64_Phdr. */ ++ ++#define PT_HP_TLS (PT_LOOS + 0x0) ++#define PT_HP_CORE_NONE (PT_LOOS + 0x1) ++#define PT_HP_CORE_VERSION (PT_LOOS + 0x2) ++#define PT_HP_CORE_KERNEL (PT_LOOS + 0x3) ++#define PT_HP_CORE_COMM (PT_LOOS + 0x4) ++#define PT_HP_CORE_PROC (PT_LOOS + 0x5) ++#define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6) ++#define PT_HP_CORE_STACK (PT_LOOS + 0x7) ++#define PT_HP_CORE_SHM (PT_LOOS + 0x8) ++#define PT_HP_CORE_MMF (PT_LOOS + 0x9) ++#define PT_HP_PARALLEL (PT_LOOS + 0x10) ++#define PT_HP_FASTBIND (PT_LOOS + 0x11) ++#define PT_HP_OPT_ANNOT (PT_LOOS + 0x12) ++#define PT_HP_HSL_ANNOT (PT_LOOS + 0x13) ++#define PT_HP_STACK (PT_LOOS + 0x14) ++ ++#define PT_PARISC_ARCHEXT 0x70000000 ++#define PT_PARISC_UNWIND 0x70000001 ++ ++/* Legal values for p_flags field of Elf32_Phdr/Elf64_Phdr. */ ++ ++#define PF_PARISC_SBP 0x08000000 ++ ++#define PF_HP_PAGE_SIZE 0x00100000 ++#define PF_HP_FAR_SHARED 0x00200000 ++#define PF_HP_NEAR_SHARED 0x00400000 ++#define PF_HP_CODE 0x01000000 ++#define PF_HP_MODIFY 0x02000000 ++#define PF_HP_LAZYSWAP 0x04000000 ++#define PF_HP_SBP 0x08000000 ++ ++ ++/* Alpha specific definitions. */ ++ ++/* Legal values for e_flags field of Elf64_Ehdr. */ ++ ++#define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */ ++#define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */ ++ ++/* Legal values for sh_type field of Elf64_Shdr. */ ++ ++/* These two are primerily concerned with ECOFF debugging info. */ ++#define SHT_ALPHA_DEBUG 0x70000001 ++#define SHT_ALPHA_REGINFO 0x70000002 ++ ++/* Legal values for sh_flags field of Elf64_Shdr. */ ++ ++#define SHF_ALPHA_GPREL 0x10000000 ++ ++/* Legal values for st_other field of Elf64_Sym. */ ++#define STO_ALPHA_NOPV 0x80 /* No PV required. */ ++#define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */ ++ ++/* Alpha relocs. */ ++ ++#define R_ALPHA_NONE 0 /* No reloc */ ++#define R_ALPHA_REFLONG 1 /* Direct 32 bit */ ++#define R_ALPHA_REFQUAD 2 /* Direct 64 bit */ ++#define R_ALPHA_GPREL32 3 /* GP relative 32 bit */ ++#define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */ ++#define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */ ++#define R_ALPHA_GPDISP 6 /* Add displacement to GP */ ++#define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */ ++#define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */ ++#define R_ALPHA_SREL16 9 /* PC relative 16 bit */ ++#define R_ALPHA_SREL32 10 /* PC relative 32 bit */ ++#define R_ALPHA_SREL64 11 /* PC relative 64 bit */ ++#define R_ALPHA_GPRELHIGH 17 /* GP relative 32 bit, high 16 bits */ ++#define R_ALPHA_GPRELLOW 18 /* GP relative 32 bit, low 16 bits */ ++#define R_ALPHA_GPREL16 19 /* GP relative 16 bit */ ++#define R_ALPHA_COPY 24 /* Copy symbol at runtime */ ++#define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */ ++#define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */ ++#define R_ALPHA_RELATIVE 27 /* Adjust by program base */ ++#define R_ALPHA_TLS_GD_HI 28 ++#define R_ALPHA_TLSGD 29 ++#define R_ALPHA_TLS_LDM 30 ++#define R_ALPHA_DTPMOD64 31 ++#define R_ALPHA_GOTDTPREL 32 ++#define R_ALPHA_DTPREL64 33 ++#define R_ALPHA_DTPRELHI 34 ++#define R_ALPHA_DTPRELLO 35 ++#define R_ALPHA_DTPREL16 36 ++#define R_ALPHA_GOTTPREL 37 ++#define R_ALPHA_TPREL64 38 ++#define R_ALPHA_TPRELHI 39 ++#define R_ALPHA_TPRELLO 40 ++#define R_ALPHA_TPREL16 41 ++/* Keep this the last entry. */ ++#define R_ALPHA_NUM 46 ++ ++/* Magic values of the LITUSE relocation addend. */ ++#define LITUSE_ALPHA_ADDR 0 ++#define LITUSE_ALPHA_BASE 1 ++#define LITUSE_ALPHA_BYTOFF 2 ++#define LITUSE_ALPHA_JSR 3 ++#define LITUSE_ALPHA_TLS_GD 4 ++#define LITUSE_ALPHA_TLS_LDM 5 ++ ++ ++/* PowerPC specific declarations */ ++ ++/* Values for Elf32/64_Ehdr.e_flags. */ ++#define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag */ ++ ++/* Cygnus local bits below */ ++#define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag*/ ++#define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib ++ flag */ ++ ++/* PowerPC relocations defined by the ABIs */ ++#define R_PPC_NONE 0 ++#define R_PPC_ADDR32 1 /* 32bit absolute address */ ++#define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */ ++#define R_PPC_ADDR16 3 /* 16bit absolute address */ ++#define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */ ++#define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */ ++#define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */ ++#define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */ ++#define R_PPC_ADDR14_BRTAKEN 8 ++#define R_PPC_ADDR14_BRNTAKEN 9 ++#define R_PPC_REL24 10 /* PC relative 26 bit */ ++#define R_PPC_REL14 11 /* PC relative 16 bit */ ++#define R_PPC_REL14_BRTAKEN 12 ++#define R_PPC_REL14_BRNTAKEN 13 ++#define R_PPC_GOT16 14 ++#define R_PPC_GOT16_LO 15 ++#define R_PPC_GOT16_HI 16 ++#define R_PPC_GOT16_HA 17 ++#define R_PPC_PLTREL24 18 ++#define R_PPC_COPY 19 ++#define R_PPC_GLOB_DAT 20 ++#define R_PPC_JMP_SLOT 21 ++#define R_PPC_RELATIVE 22 ++#define R_PPC_LOCAL24PC 23 ++#define R_PPC_UADDR32 24 ++#define R_PPC_UADDR16 25 ++#define R_PPC_REL32 26 ++#define R_PPC_PLT32 27 ++#define R_PPC_PLTREL32 28 ++#define R_PPC_PLT16_LO 29 ++#define R_PPC_PLT16_HI 30 ++#define R_PPC_PLT16_HA 31 ++#define R_PPC_SDAREL16 32 ++#define R_PPC_SECTOFF 33 ++#define R_PPC_SECTOFF_LO 34 ++#define R_PPC_SECTOFF_HI 35 ++#define R_PPC_SECTOFF_HA 36 ++ ++/* PowerPC relocations defined for the TLS access ABI. */ ++#define R_PPC_TLS 67 /* none (sym+add)@tls */ ++#define R_PPC_DTPMOD32 68 /* word32 (sym+add)@dtpmod */ ++#define R_PPC_TPREL16 69 /* half16* (sym+add)@tprel */ ++#define R_PPC_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */ ++#define R_PPC_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */ ++#define R_PPC_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */ ++#define R_PPC_TPREL32 73 /* word32 (sym+add)@tprel */ ++#define R_PPC_DTPREL16 74 /* half16* (sym+add)@dtprel */ ++#define R_PPC_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */ ++#define R_PPC_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */ ++#define R_PPC_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */ ++#define R_PPC_DTPREL32 78 /* word32 (sym+add)@dtprel */ ++#define R_PPC_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */ ++#define R_PPC_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */ ++#define R_PPC_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */ ++#define R_PPC_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */ ++#define R_PPC_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */ ++#define R_PPC_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */ ++#define R_PPC_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */ ++#define R_PPC_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */ ++#define R_PPC_GOT_TPREL16 87 /* half16* (sym+add)@got@tprel */ ++#define R_PPC_GOT_TPREL16_LO 88 /* half16 (sym+add)@got@tprel@l */ ++#define R_PPC_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */ ++#define R_PPC_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */ ++#define R_PPC_GOT_DTPREL16 91 /* half16* (sym+add)@got@dtprel */ ++#define R_PPC_GOT_DTPREL16_LO 92 /* half16* (sym+add)@got@dtprel@l */ ++#define R_PPC_GOT_DTPREL16_HI 93 /* half16* (sym+add)@got@dtprel@h */ ++#define R_PPC_GOT_DTPREL16_HA 94 /* half16* (sym+add)@got@dtprel@ha */ ++ ++/* Keep this the last entry. */ ++#define R_PPC_NUM 95 ++ ++/* The remaining relocs are from the Embedded ELF ABI, and are not ++ in the SVR4 ELF ABI. */ ++#define R_PPC_EMB_NADDR32 101 ++#define R_PPC_EMB_NADDR16 102 ++#define R_PPC_EMB_NADDR16_LO 103 ++#define R_PPC_EMB_NADDR16_HI 104 ++#define R_PPC_EMB_NADDR16_HA 105 ++#define R_PPC_EMB_SDAI16 106 ++#define R_PPC_EMB_SDA2I16 107 ++#define R_PPC_EMB_SDA2REL 108 ++#define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */ ++#define R_PPC_EMB_MRKREF 110 ++#define R_PPC_EMB_RELSEC16 111 ++#define R_PPC_EMB_RELST_LO 112 ++#define R_PPC_EMB_RELST_HI 113 ++#define R_PPC_EMB_RELST_HA 114 ++#define R_PPC_EMB_BIT_FLD 115 ++#define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */ ++ ++/* Diab tool relocations. */ ++#define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */ ++#define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */ ++#define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */ ++#define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */ ++#define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */ ++#define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */ ++ ++/* This is a phony reloc to handle any old fashioned TOC16 references ++ that may still be in object files. */ ++#define R_PPC_TOC16 255 ++ ++ ++/* PowerPC64 relocations defined by the ABIs */ ++#define R_PPC64_NONE R_PPC_NONE ++#define R_PPC64_ADDR32 R_PPC_ADDR32 /* 32bit absolute address */ ++#define R_PPC64_ADDR24 R_PPC_ADDR24 /* 26bit address, word aligned */ ++#define R_PPC64_ADDR16 R_PPC_ADDR16 /* 16bit absolute address */ ++#define R_PPC64_ADDR16_LO R_PPC_ADDR16_LO /* lower 16bits of address */ ++#define R_PPC64_ADDR16_HI R_PPC_ADDR16_HI /* high 16bits of address. */ ++#define R_PPC64_ADDR16_HA R_PPC_ADDR16_HA /* adjusted high 16bits. */ ++#define R_PPC64_ADDR14 R_PPC_ADDR14 /* 16bit address, word aligned */ ++#define R_PPC64_ADDR14_BRTAKEN R_PPC_ADDR14_BRTAKEN ++#define R_PPC64_ADDR14_BRNTAKEN R_PPC_ADDR14_BRNTAKEN ++#define R_PPC64_REL24 R_PPC_REL24 /* PC-rel. 26 bit, word aligned */ ++#define R_PPC64_REL14 R_PPC_REL14 /* PC relative 16 bit */ ++#define R_PPC64_REL14_BRTAKEN R_PPC_REL14_BRTAKEN ++#define R_PPC64_REL14_BRNTAKEN R_PPC_REL14_BRNTAKEN ++#define R_PPC64_GOT16 R_PPC_GOT16 ++#define R_PPC64_GOT16_LO R_PPC_GOT16_LO ++#define R_PPC64_GOT16_HI R_PPC_GOT16_HI ++#define R_PPC64_GOT16_HA R_PPC_GOT16_HA ++ ++#define R_PPC64_COPY R_PPC_COPY ++#define R_PPC64_GLOB_DAT R_PPC_GLOB_DAT ++#define R_PPC64_JMP_SLOT R_PPC_JMP_SLOT ++#define R_PPC64_RELATIVE R_PPC_RELATIVE ++ ++#define R_PPC64_UADDR32 R_PPC_UADDR32 ++#define R_PPC64_UADDR16 R_PPC_UADDR16 ++#define R_PPC64_REL32 R_PPC_REL32 ++#define R_PPC64_PLT32 R_PPC_PLT32 ++#define R_PPC64_PLTREL32 R_PPC_PLTREL32 ++#define R_PPC64_PLT16_LO R_PPC_PLT16_LO ++#define R_PPC64_PLT16_HI R_PPC_PLT16_HI ++#define R_PPC64_PLT16_HA R_PPC_PLT16_HA ++ ++#define R_PPC64_SECTOFF R_PPC_SECTOFF ++#define R_PPC64_SECTOFF_LO R_PPC_SECTOFF_LO ++#define R_PPC64_SECTOFF_HI R_PPC_SECTOFF_HI ++#define R_PPC64_SECTOFF_HA R_PPC_SECTOFF_HA ++#define R_PPC64_ADDR30 37 /* word30 (S + A - P) >> 2 */ ++#define R_PPC64_ADDR64 38 /* doubleword64 S + A */ ++#define R_PPC64_ADDR16_HIGHER 39 /* half16 #higher(S + A) */ ++#define R_PPC64_ADDR16_HIGHERA 40 /* half16 #highera(S + A) */ ++#define R_PPC64_ADDR16_HIGHEST 41 /* half16 #highest(S + A) */ ++#define R_PPC64_ADDR16_HIGHESTA 42 /* half16 #highesta(S + A) */ ++#define R_PPC64_UADDR64 43 /* doubleword64 S + A */ ++#define R_PPC64_REL64 44 /* doubleword64 S + A - P */ ++#define R_PPC64_PLT64 45 /* doubleword64 L + A */ ++#define R_PPC64_PLTREL64 46 /* doubleword64 L + A - P */ ++#define R_PPC64_TOC16 47 /* half16* S + A - .TOC */ ++#define R_PPC64_TOC16_LO 48 /* half16 #lo(S + A - .TOC.) */ ++#define R_PPC64_TOC16_HI 49 /* half16 #hi(S + A - .TOC.) */ ++#define R_PPC64_TOC16_HA 50 /* half16 #ha(S + A - .TOC.) */ ++#define R_PPC64_TOC 51 /* doubleword64 .TOC */ ++#define R_PPC64_PLTGOT16 52 /* half16* M + A */ ++#define R_PPC64_PLTGOT16_LO 53 /* half16 #lo(M + A) */ ++#define R_PPC64_PLTGOT16_HI 54 /* half16 #hi(M + A) */ ++#define R_PPC64_PLTGOT16_HA 55 /* half16 #ha(M + A) */ ++ ++#define R_PPC64_ADDR16_DS 56 /* half16ds* (S + A) >> 2 */ ++#define R_PPC64_ADDR16_LO_DS 57 /* half16ds #lo(S + A) >> 2 */ ++#define R_PPC64_GOT16_DS 58 /* half16ds* (G + A) >> 2 */ ++#define R_PPC64_GOT16_LO_DS 59 /* half16ds #lo(G + A) >> 2 */ ++#define R_PPC64_PLT16_LO_DS 60 /* half16ds #lo(L + A) >> 2 */ ++#define R_PPC64_SECTOFF_DS 61 /* half16ds* (R + A) >> 2 */ ++#define R_PPC64_SECTOFF_LO_DS 62 /* half16ds #lo(R + A) >> 2 */ ++#define R_PPC64_TOC16_DS 63 /* half16ds* (S + A - .TOC.) >> 2 */ ++#define R_PPC64_TOC16_LO_DS 64 /* half16ds #lo(S + A - .TOC.) >> 2 */ ++#define R_PPC64_PLTGOT16_DS 65 /* half16ds* (M + A) >> 2 */ ++#define R_PPC64_PLTGOT16_LO_DS 66 /* half16ds #lo(M + A) >> 2 */ ++ ++/* PowerPC64 relocations defined for the TLS access ABI. */ ++#define R_PPC64_TLS 67 /* none (sym+add)@tls */ ++#define R_PPC64_DTPMOD64 68 /* doubleword64 (sym+add)@dtpmod */ ++#define R_PPC64_TPREL16 69 /* half16* (sym+add)@tprel */ ++#define R_PPC64_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */ ++#define R_PPC64_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */ ++#define R_PPC64_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */ ++#define R_PPC64_TPREL64 73 /* doubleword64 (sym+add)@tprel */ ++#define R_PPC64_DTPREL16 74 /* half16* (sym+add)@dtprel */ ++#define R_PPC64_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */ ++#define R_PPC64_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */ ++#define R_PPC64_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */ ++#define R_PPC64_DTPREL64 78 /* doubleword64 (sym+add)@dtprel */ ++#define R_PPC64_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */ ++#define R_PPC64_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */ ++#define R_PPC64_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */ ++#define R_PPC64_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */ ++#define R_PPC64_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */ ++#define R_PPC64_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */ ++#define R_PPC64_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */ ++#define R_PPC64_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */ ++#define R_PPC64_GOT_TPREL16_DS 87 /* half16ds* (sym+add)@got@tprel */ ++#define R_PPC64_GOT_TPREL16_LO_DS 88 /* half16ds (sym+add)@got@tprel@l */ ++#define R_PPC64_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */ ++#define R_PPC64_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */ ++#define R_PPC64_GOT_DTPREL16_DS 91 /* half16ds* (sym+add)@got@dtprel */ ++#define R_PPC64_GOT_DTPREL16_LO_DS 92 /* half16ds (sym+add)@got@dtprel@l */ ++#define R_PPC64_GOT_DTPREL16_HI 93 /* half16 (sym+add)@got@dtprel@h */ ++#define R_PPC64_GOT_DTPREL16_HA 94 /* half16 (sym+add)@got@dtprel@ha */ ++#define R_PPC64_TPREL16_DS 95 /* half16ds* (sym+add)@tprel */ ++#define R_PPC64_TPREL16_LO_DS 96 /* half16ds (sym+add)@tprel@l */ ++#define R_PPC64_TPREL16_HIGHER 97 /* half16 (sym+add)@tprel@higher */ ++#define R_PPC64_TPREL16_HIGHERA 98 /* half16 (sym+add)@tprel@highera */ ++#define R_PPC64_TPREL16_HIGHEST 99 /* half16 (sym+add)@tprel@highest */ ++#define R_PPC64_TPREL16_HIGHESTA 100 /* half16 (sym+add)@tprel@highesta */ ++#define R_PPC64_DTPREL16_DS 101 /* half16ds* (sym+add)@dtprel */ ++#define R_PPC64_DTPREL16_LO_DS 102 /* half16ds (sym+add)@dtprel@l */ ++#define R_PPC64_DTPREL16_HIGHER 103 /* half16 (sym+add)@dtprel@higher */ ++#define R_PPC64_DTPREL16_HIGHERA 104 /* half16 (sym+add)@dtprel@highera */ ++#define R_PPC64_DTPREL16_HIGHEST 105 /* half16 (sym+add)@dtprel@highest */ ++#define R_PPC64_DTPREL16_HIGHESTA 106 /* half16 (sym+add)@dtprel@highesta */ ++ ++/* Keep this the last entry. */ ++#define R_PPC64_NUM 107 ++ ++/* PowerPC64 specific values for the Dyn d_tag field. */ ++#define DT_PPC64_GLINK (DT_LOPROC + 0) ++#define DT_PPC64_NUM 1 ++ ++ ++/* ARM specific declarations */ ++ ++/* Processor specific flags for the ELF header e_flags field. */ ++#define EF_ARM_RELEXEC 0x01 ++#define EF_ARM_HASENTRY 0x02 ++#define EF_ARM_INTERWORK 0x04 ++#define EF_ARM_APCS_26 0x08 ++#define EF_ARM_APCS_FLOAT 0x10 ++#define EF_ARM_PIC 0x20 ++#define EF_ARM_ALIGN8 0x40 /* 8-bit structure alignment is in use */ ++#define EF_ARM_NEW_ABI 0x80 ++#define EF_ARM_OLD_ABI 0x100 ++ ++/* Other constants defined in the ARM ELF spec. version B-01. */ ++/* NB. These conflict with values defined above. */ ++#define EF_ARM_SYMSARESORTED 0x04 ++#define EF_ARM_DYNSYMSUSESEGIDX 0x08 ++#define EF_ARM_MAPSYMSFIRST 0x10 ++#define EF_ARM_EABIMASK 0XFF000000 ++ ++#define EF_ARM_EABI_VERSION(flags) ((flags) & EF_ARM_EABIMASK) ++#define EF_ARM_EABI_UNKNOWN 0x00000000 ++#define EF_ARM_EABI_VER1 0x01000000 ++#define EF_ARM_EABI_VER2 0x02000000 ++ ++/* Additional symbol types for Thumb */ ++#define STT_ARM_TFUNC 0xd ++ ++/* ARM-specific values for sh_flags */ ++#define SHF_ARM_ENTRYSECT 0x10000000 /* Section contains an entry point */ ++#define SHF_ARM_COMDEF 0x80000000 /* Section may be multiply defined ++ in the input to a link step */ ++ ++/* ARM-specific program header flags */ ++#define PF_ARM_SB 0x10000000 /* Segment contains the location ++ addressed by the static base */ ++ ++/* ARM relocs. */ ++#define R_ARM_NONE 0 /* No reloc */ ++#define R_ARM_PC24 1 /* PC relative 26 bit branch */ ++#define R_ARM_ABS32 2 /* Direct 32 bit */ ++#define R_ARM_REL32 3 /* PC relative 32 bit */ ++#define R_ARM_PC13 4 ++#define R_ARM_ABS16 5 /* Direct 16 bit */ ++#define R_ARM_ABS12 6 /* Direct 12 bit */ ++#define R_ARM_THM_ABS5 7 ++#define R_ARM_ABS8 8 /* Direct 8 bit */ ++#define R_ARM_SBREL32 9 ++#define R_ARM_THM_PC22 10 ++#define R_ARM_THM_PC8 11 ++#define R_ARM_AMP_VCALL9 12 ++#define R_ARM_SWI24 13 ++#define R_ARM_THM_SWI8 14 ++#define R_ARM_XPC25 15 ++#define R_ARM_THM_XPC22 16 ++#define R_ARM_COPY 20 /* Copy symbol at runtime */ ++#define R_ARM_GLOB_DAT 21 /* Create GOT entry */ ++#define R_ARM_JUMP_SLOT 22 /* Create PLT entry */ ++#define R_ARM_RELATIVE 23 /* Adjust by program base */ ++#define R_ARM_GOTOFF 24 /* 32 bit offset to GOT */ ++#define R_ARM_GOTPC 25 /* 32 bit PC relative offset to GOT */ ++#define R_ARM_GOT32 26 /* 32 bit GOT entry */ ++#define R_ARM_PLT32 27 /* 32 bit PLT address */ ++#define R_ARM_ALU_PCREL_7_0 32 ++#define R_ARM_ALU_PCREL_15_8 33 ++#define R_ARM_ALU_PCREL_23_15 34 ++#define R_ARM_LDR_SBREL_11_0 35 ++#define R_ARM_ALU_SBREL_19_12 36 ++#define R_ARM_ALU_SBREL_27_20 37 ++#define R_ARM_GNU_VTENTRY 100 ++#define R_ARM_GNU_VTINHERIT 101 ++#define R_ARM_THM_PC11 102 /* thumb unconditional branch */ ++#define R_ARM_THM_PC9 103 /* thumb conditional branch */ ++#define R_ARM_RXPC25 249 ++#define R_ARM_RSBREL32 250 ++#define R_ARM_THM_RPC22 251 ++#define R_ARM_RREL32 252 ++#define R_ARM_RABS22 253 ++#define R_ARM_RPC24 254 ++#define R_ARM_RBASE 255 ++/* Keep this the last entry. */ ++#define R_ARM_NUM 256 ++ ++/* IA-64 specific declarations. */ ++ ++/* Processor specific flags for the Ehdr e_flags field. */ ++#define EF_IA_64_MASKOS 0x0000000f /* os-specific flags */ ++#define EF_IA_64_ABI64 0x00000010 /* 64-bit ABI */ ++#define EF_IA_64_ARCH 0xff000000 /* arch. version mask */ ++ ++/* Processor specific values for the Phdr p_type field. */ ++#define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* arch extension bits */ ++#define PT_IA_64_UNWIND (PT_LOPROC + 1) /* ia64 unwind bits */ ++ ++/* Processor specific flags for the Phdr p_flags field. */ ++#define PF_IA_64_NORECOV 0x80000000 /* spec insns w/o recovery */ ++ ++/* Processor specific values for the Shdr sh_type field. */ ++#define SHT_IA_64_EXT (SHT_LOPROC + 0) /* extension bits */ ++#define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* unwind bits */ ++ ++/* Processor specific flags for the Shdr sh_flags field. */ ++#define SHF_IA_64_SHORT 0x10000000 /* section near gp */ ++#define SHF_IA_64_NORECOV 0x20000000 /* spec insns w/o recovery */ ++ ++/* Processor specific values for the Dyn d_tag field. */ ++#define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0) ++#define DT_IA_64_NUM 1 ++ ++/* IA-64 relocations. */ ++#define R_IA64_NONE 0x00 /* none */ ++#define R_IA64_IMM14 0x21 /* symbol + addend, add imm14 */ ++#define R_IA64_IMM22 0x22 /* symbol + addend, add imm22 */ ++#define R_IA64_IMM64 0x23 /* symbol + addend, mov imm64 */ ++#define R_IA64_DIR32MSB 0x24 /* symbol + addend, data4 MSB */ ++#define R_IA64_DIR32LSB 0x25 /* symbol + addend, data4 LSB */ ++#define R_IA64_DIR64MSB 0x26 /* symbol + addend, data8 MSB */ ++#define R_IA64_DIR64LSB 0x27 /* symbol + addend, data8 LSB */ ++#define R_IA64_GPREL22 0x2a /* @gprel(sym + add), add imm22 */ ++#define R_IA64_GPREL64I 0x2b /* @gprel(sym + add), mov imm64 */ ++#define R_IA64_GPREL32MSB 0x2c /* @gprel(sym + add), data4 MSB */ ++#define R_IA64_GPREL32LSB 0x2d /* @gprel(sym + add), data4 LSB */ ++#define R_IA64_GPREL64MSB 0x2e /* @gprel(sym + add), data8 MSB */ ++#define R_IA64_GPREL64LSB 0x2f /* @gprel(sym + add), data8 LSB */ ++#define R_IA64_LTOFF22 0x32 /* @ltoff(sym + add), add imm22 */ ++#define R_IA64_LTOFF64I 0x33 /* @ltoff(sym + add), mov imm64 */ ++#define R_IA64_PLTOFF22 0x3a /* @pltoff(sym + add), add imm22 */ ++#define R_IA64_PLTOFF64I 0x3b /* @pltoff(sym + add), mov imm64 */ ++#define R_IA64_PLTOFF64MSB 0x3e /* @pltoff(sym + add), data8 MSB */ ++#define R_IA64_PLTOFF64LSB 0x3f /* @pltoff(sym + add), data8 LSB */ ++#define R_IA64_FPTR64I 0x43 /* @fptr(sym + add), mov imm64 */ ++#define R_IA64_FPTR32MSB 0x44 /* @fptr(sym + add), data4 MSB */ ++#define R_IA64_FPTR32LSB 0x45 /* @fptr(sym + add), data4 LSB */ ++#define R_IA64_FPTR64MSB 0x46 /* @fptr(sym + add), data8 MSB */ ++#define R_IA64_FPTR64LSB 0x47 /* @fptr(sym + add), data8 LSB */ ++#define R_IA64_PCREL60B 0x48 /* @pcrel(sym + add), brl */ ++#define R_IA64_PCREL21B 0x49 /* @pcrel(sym + add), ptb, call */ ++#define R_IA64_PCREL21M 0x4a /* @pcrel(sym + add), chk.s */ ++#define R_IA64_PCREL21F 0x4b /* @pcrel(sym + add), fchkf */ ++#define R_IA64_PCREL32MSB 0x4c /* @pcrel(sym + add), data4 MSB */ ++#define R_IA64_PCREL32LSB 0x4d /* @pcrel(sym + add), data4 LSB */ ++#define R_IA64_PCREL64MSB 0x4e /* @pcrel(sym + add), data8 MSB */ ++#define R_IA64_PCREL64LSB 0x4f /* @pcrel(sym + add), data8 LSB */ ++#define R_IA64_LTOFF_FPTR22 0x52 /* @ltoff(@fptr(s+a)), imm22 */ ++#define R_IA64_LTOFF_FPTR64I 0x53 /* @ltoff(@fptr(s+a)), imm64 */ ++#define R_IA64_LTOFF_FPTR32MSB 0x54 /* @ltoff(@fptr(s+a)), data4 MSB */ ++#define R_IA64_LTOFF_FPTR32LSB 0x55 /* @ltoff(@fptr(s+a)), data4 LSB */ ++#define R_IA64_LTOFF_FPTR64MSB 0x56 /* @ltoff(@fptr(s+a)), data8 MSB */ ++#define R_IA64_LTOFF_FPTR64LSB 0x57 /* @ltoff(@fptr(s+a)), data8 LSB */ ++#define R_IA64_SEGREL32MSB 0x5c /* @segrel(sym + add), data4 MSB */ ++#define R_IA64_SEGREL32LSB 0x5d /* @segrel(sym + add), data4 LSB */ ++#define R_IA64_SEGREL64MSB 0x5e /* @segrel(sym + add), data8 MSB */ ++#define R_IA64_SEGREL64LSB 0x5f /* @segrel(sym + add), data8 LSB */ ++#define R_IA64_SECREL32MSB 0x64 /* @secrel(sym + add), data4 MSB */ ++#define R_IA64_SECREL32LSB 0x65 /* @secrel(sym + add), data4 LSB */ ++#define R_IA64_SECREL64MSB 0x66 /* @secrel(sym + add), data8 MSB */ ++#define R_IA64_SECREL64LSB 0x67 /* @secrel(sym + add), data8 LSB */ ++#define R_IA64_REL32MSB 0x6c /* data 4 + REL */ ++#define R_IA64_REL32LSB 0x6d /* data 4 + REL */ ++#define R_IA64_REL64MSB 0x6e /* data 8 + REL */ ++#define R_IA64_REL64LSB 0x6f /* data 8 + REL */ ++#define R_IA64_LTV32MSB 0x74 /* symbol + addend, data4 MSB */ ++#define R_IA64_LTV32LSB 0x75 /* symbol + addend, data4 LSB */ ++#define R_IA64_LTV64MSB 0x76 /* symbol + addend, data8 MSB */ ++#define R_IA64_LTV64LSB 0x77 /* symbol + addend, data8 LSB */ ++#define R_IA64_PCREL21BI 0x79 /* @pcrel(sym + add), 21bit inst */ ++#define R_IA64_PCREL22 0x7a /* @pcrel(sym + add), 22bit inst */ ++#define R_IA64_PCREL64I 0x7b /* @pcrel(sym + add), 64bit inst */ ++#define R_IA64_IPLTMSB 0x80 /* dynamic reloc, imported PLT, MSB */ ++#define R_IA64_IPLTLSB 0x81 /* dynamic reloc, imported PLT, LSB */ ++#define R_IA64_COPY 0x84 /* copy relocation */ ++#define R_IA64_SUB 0x85 /* Addend and symbol difference */ ++#define R_IA64_LTOFF22X 0x86 /* LTOFF22, relaxable. */ ++#define R_IA64_LDXMOV 0x87 /* Use of LTOFF22X. */ ++#define R_IA64_TPREL14 0x91 /* @tprel(sym + add), imm14 */ ++#define R_IA64_TPREL22 0x92 /* @tprel(sym + add), imm22 */ ++#define R_IA64_TPREL64I 0x93 /* @tprel(sym + add), imm64 */ ++#define R_IA64_TPREL64MSB 0x96 /* @tprel(sym + add), data8 MSB */ ++#define R_IA64_TPREL64LSB 0x97 /* @tprel(sym + add), data8 LSB */ ++#define R_IA64_LTOFF_TPREL22 0x9a /* @ltoff(@tprel(s+a)), imm2 */ ++#define R_IA64_DTPMOD64MSB 0xa6 /* @dtpmod(sym + add), data8 MSB */ ++#define R_IA64_DTPMOD64LSB 0xa7 /* @dtpmod(sym + add), data8 LSB */ ++#define R_IA64_LTOFF_DTPMOD22 0xaa /* @ltoff(@dtpmod(sym + add)), imm22 */ ++#define R_IA64_DTPREL14 0xb1 /* @dtprel(sym + add), imm14 */ ++#define R_IA64_DTPREL22 0xb2 /* @dtprel(sym + add), imm22 */ ++#define R_IA64_DTPREL64I 0xb3 /* @dtprel(sym + add), imm64 */ ++#define R_IA64_DTPREL32MSB 0xb4 /* @dtprel(sym + add), data4 MSB */ ++#define R_IA64_DTPREL32LSB 0xb5 /* @dtprel(sym + add), data4 LSB */ ++#define R_IA64_DTPREL64MSB 0xb6 /* @dtprel(sym + add), data8 MSB */ ++#define R_IA64_DTPREL64LSB 0xb7 /* @dtprel(sym + add), data8 LSB */ ++#define R_IA64_LTOFF_DTPREL22 0xba /* @ltoff(@dtprel(s+a)), imm22 */ ++ ++/* SH specific declarations */ ++ ++/* SH relocs. */ ++#define R_SH_NONE 0 ++#define R_SH_DIR32 1 ++#define R_SH_REL32 2 ++#define R_SH_DIR8WPN 3 ++#define R_SH_IND12W 4 ++#define R_SH_DIR8WPL 5 ++#define R_SH_DIR8WPZ 6 ++#define R_SH_DIR8BP 7 ++#define R_SH_DIR8W 8 ++#define R_SH_DIR8L 9 ++#define R_SH_SWITCH16 25 ++#define R_SH_SWITCH32 26 ++#define R_SH_USES 27 ++#define R_SH_COUNT 28 ++#define R_SH_ALIGN 29 ++#define R_SH_CODE 30 ++#define R_SH_DATA 31 ++#define R_SH_LABEL 32 ++#define R_SH_SWITCH8 33 ++#define R_SH_GNU_VTINHERIT 34 ++#define R_SH_GNU_VTENTRY 35 ++#define R_SH_TLS_GD_32 144 ++#define R_SH_TLS_LD_32 145 ++#define R_SH_TLS_LDO_32 146 ++#define R_SH_TLS_IE_32 147 ++#define R_SH_TLS_LE_32 148 ++#define R_SH_TLS_DTPMOD32 149 ++#define R_SH_TLS_DTPOFF32 150 ++#define R_SH_TLS_TPOFF32 151 ++#define R_SH_GOT32 160 ++#define R_SH_PLT32 161 ++#define R_SH_COPY 162 ++#define R_SH_GLOB_DAT 163 ++#define R_SH_JMP_SLOT 164 ++#define R_SH_RELATIVE 165 ++#define R_SH_GOTOFF 166 ++#define R_SH_GOTPC 167 ++/* Keep this the last entry. */ ++#define R_SH_NUM 256 ++ ++/* Additional s390 relocs */ ++ ++#define R_390_NONE 0 /* No reloc. */ ++#define R_390_8 1 /* Direct 8 bit. */ ++#define R_390_12 2 /* Direct 12 bit. */ ++#define R_390_16 3 /* Direct 16 bit. */ ++#define R_390_32 4 /* Direct 32 bit. */ ++#define R_390_PC32 5 /* PC relative 32 bit. */ ++#define R_390_GOT12 6 /* 12 bit GOT offset. */ ++#define R_390_GOT32 7 /* 32 bit GOT offset. */ ++#define R_390_PLT32 8 /* 32 bit PC relative PLT address. */ ++#define R_390_COPY 9 /* Copy symbol at runtime. */ ++#define R_390_GLOB_DAT 10 /* Create GOT entry. */ ++#define R_390_JMP_SLOT 11 /* Create PLT entry. */ ++#define R_390_RELATIVE 12 /* Adjust by program base. */ ++#define R_390_GOTOFF32 13 /* 32 bit offset to GOT. */ ++#define R_390_GOTPC 14 /* 32 bit PC relative offset to GOT. */ ++#define R_390_GOT16 15 /* 16 bit GOT offset. */ ++#define R_390_PC16 16 /* PC relative 16 bit. */ ++#define R_390_PC16DBL 17 /* PC relative 16 bit shifted by 1. */ ++#define R_390_PLT16DBL 18 /* 16 bit PC rel. PLT shifted by 1. */ ++#define R_390_PC32DBL 19 /* PC relative 32 bit shifted by 1. */ ++#define R_390_PLT32DBL 20 /* 32 bit PC rel. PLT shifted by 1. */ ++#define R_390_GOTPCDBL 21 /* 32 bit PC rel. GOT shifted by 1. */ ++#define R_390_64 22 /* Direct 64 bit. */ ++#define R_390_PC64 23 /* PC relative 64 bit. */ ++#define R_390_GOT64 24 /* 64 bit GOT offset. */ ++#define R_390_PLT64 25 /* 64 bit PC relative PLT address. */ ++#define R_390_GOTENT 26 /* 32 bit PC rel. to GOT entry >> 1. */ ++#define R_390_GOTOFF16 27 /* 16 bit offset to GOT. */ ++#define R_390_GOTOFF64 28 /* 64 bit offset to GOT. */ ++#define R_390_GOTPLT12 29 /* 12 bit offset to jump slot. */ ++#define R_390_GOTPLT16 30 /* 16 bit offset to jump slot. */ ++#define R_390_GOTPLT32 31 /* 32 bit offset to jump slot. */ ++#define R_390_GOTPLT64 32 /* 64 bit offset to jump slot. */ ++#define R_390_GOTPLTENT 33 /* 32 bit rel. offset to jump slot. */ ++#define R_390_PLTOFF16 34 /* 16 bit offset from GOT to PLT. */ ++#define R_390_PLTOFF32 35 /* 32 bit offset from GOT to PLT. */ ++#define R_390_PLTOFF64 36 /* 16 bit offset from GOT to PLT. */ ++#define R_390_TLS_LOAD 37 /* Tag for load insn in TLS code. */ ++#define R_390_TLS_GDCALL 38 /* Tag for function call in general ++ dynamic TLS code. */ ++#define R_390_TLS_LDCALL 39 /* Tag for function call in local ++ dynamic TLS code. */ ++#define R_390_TLS_GD32 40 /* Direct 32 bit for general dynamic ++ thread local data. */ ++#define R_390_TLS_GD64 41 /* Direct 64 bit for general dynamic ++ thread local data. */ ++#define R_390_TLS_GOTIE12 42 /* 12 bit GOT offset for static TLS ++ block offset. */ ++#define R_390_TLS_GOTIE32 43 /* 32 bit GOT offset for static TLS ++ block offset. */ ++#define R_390_TLS_GOTIE64 44 /* 64 bit GOT offset for static TLS ++ block offset. */ ++#define R_390_TLS_LDM32 45 /* Direct 32 bit for local dynamic ++ thread local data in LE code. */ ++#define R_390_TLS_LDM64 46 /* Direct 64 bit for local dynamic ++ thread local data in LE code. */ ++#define R_390_TLS_IE32 47 /* 32 bit address of GOT entry for ++ negated static TLS block offset. */ ++#define R_390_TLS_IE64 48 /* 64 bit address of GOT entry for ++ negated static TLS block offset. */ ++#define R_390_TLS_IEENT 49 /* 32 bit rel. offset to GOT entry for ++ negated static TLS block offset. */ ++#define R_390_TLS_LE32 50 /* 32 bit negated offset relative to ++ static TLS block. */ ++#define R_390_TLS_LE64 51 /* 64 bit negated offset relative to ++ static TLS block. */ ++#define R_390_TLS_LDO32 52 /* 32 bit offset relative to TLS ++ block. */ ++#define R_390_TLS_LDO64 53 /* 64 bit offset relative to TLS ++ block. */ ++#define R_390_TLS_DTPMOD 54 /* ID of module containing symbol. */ ++#define R_390_TLS_DTPOFF 55 /* Offset in TLS block. */ ++#define R_390_TLS_TPOFF 56 /* Negated offset in static TLS ++ block. */ ++ ++/* Keep this the last entry. */ ++#define R_390_NUM 57 ++ ++/* CRIS relocations. */ ++#define R_CRIS_NONE 0 ++#define R_CRIS_8 1 ++#define R_CRIS_16 2 ++#define R_CRIS_32 3 ++#define R_CRIS_8_PCREL 4 ++#define R_CRIS_16_PCREL 5 ++#define R_CRIS_32_PCREL 6 ++#define R_CRIS_GNU_VTINHERIT 7 ++#define R_CRIS_GNU_VTENTRY 8 ++#define R_CRIS_COPY 9 ++#define R_CRIS_GLOB_DAT 10 ++#define R_CRIS_JUMP_SLOT 11 ++#define R_CRIS_RELATIVE 12 ++#define R_CRIS_16_GOT 13 ++#define R_CRIS_32_GOT 14 ++#define R_CRIS_16_GOTPLT 15 ++#define R_CRIS_32_GOTPLT 16 ++#define R_CRIS_32_GOTREL 17 ++#define R_CRIS_32_PLT_GOTREL 18 ++#define R_CRIS_32_PLT_PCREL 19 ++ ++#define R_CRIS_NUM 20 ++ ++/* AMD x86-64 relocations. */ ++#define R_X86_64_NONE 0 /* No reloc */ ++#define R_X86_64_64 1 /* Direct 64 bit */ ++#define R_X86_64_PC32 2 /* PC relative 32 bit signed */ ++#define R_X86_64_GOT32 3 /* 32 bit GOT entry */ ++#define R_X86_64_PLT32 4 /* 32 bit PLT address */ ++#define R_X86_64_COPY 5 /* Copy symbol at runtime */ ++#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ ++#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ ++#define R_X86_64_RELATIVE 8 /* Adjust by program base */ ++#define R_X86_64_GOTPCREL 9 /* 32 bit signed PC relative ++ offset to GOT */ ++#define R_X86_64_32 10 /* Direct 32 bit zero extended */ ++#define R_X86_64_32S 11 /* Direct 32 bit sign extended */ ++#define R_X86_64_16 12 /* Direct 16 bit zero extended */ ++#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ ++#define R_X86_64_8 14 /* Direct 8 bit sign extended */ ++#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ ++#define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */ ++#define R_X86_64_DTPOFF64 17 /* Offset in module's TLS block */ ++#define R_X86_64_TPOFF64 18 /* Offset in initial TLS block */ ++#define R_X86_64_TLSGD 19 /* 32 bit signed PC relative offset ++ to two GOT entries for GD symbol */ ++#define R_X86_64_TLSLD 20 /* 32 bit signed PC relative offset ++ to two GOT entries for LD symbol */ ++#define R_X86_64_DTPOFF32 21 /* Offset in TLS block */ ++#define R_X86_64_GOTTPOFF 22 /* 32 bit signed PC relative offset ++ to GOT entry for IE symbol */ ++#define R_X86_64_TPOFF32 23 /* Offset in initial TLS block */ ++ ++#define R_X86_64_NUM 24 ++ ++__END_DECLS ++ ++#endif /* elf.h */ ++ + #include "elfconfig.h" + + #if KERNEL_ELFCLASS == ELFCLASS32 +@@ -155,3 +2601,4 @@ + void fatal(const char *fmt, ...); + void warn(const char *fmt, ...); + void merror(const char *fmt, ...); ++ +diff -Nur linux-2.6.32.orig/scripts/mod/sumversion.c linux-2.6.32/scripts/mod/sumversion.c +--- linux-2.6.32.orig/scripts/mod/sumversion.c Thu Dec 3 04:50:57 2009 ++++ linux-2.6.32/scripts/mod/sumversion.c Sat Dec 19 12:01:07 2009 +@@ -1,4 +1,4 @@ +-#include <netinet/in.h> ++/* #include <netinet/in.h> */ + #ifdef __sun__ + #include <inttypes.h> + #else diff --git a/target/linux/patches/2.6.35/cc-abstract.patch b/target/linux/patches/2.6.35/cc-abstract.patch new file mode 100644 index 000000000..dc5d87f0d --- /dev/null +++ b/target/linux/patches/2.6.35/cc-abstract.patch @@ -0,0 +1,14 @@ +diff -Nur linux-2.6.32.orig/Makefile linux-2.6.32/Makefile +--- linux-2.6.32.orig/Makefile Thu Dec 3 04:50:57 2009 ++++ linux-2.6.32/Makefile Fri Dec 18 20:53:57 2009 +@@ -219,8 +219,8 @@ + else if [ -x /bin/bash ]; then echo /bin/bash; \ + else echo sh; fi ; fi) + +-HOSTCC = gcc +-HOSTCXX = g++ ++HOSTCC ?= gcc ++HOSTCXX ?= g++ + HOSTCFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer + HOSTCXXFLAGS = -O2 + diff --git a/target/linux/patches/2.6.35/cris-initrd.patch b/target/linux/patches/2.6.35/cris-initrd.patch new file mode 100644 index 000000000..47c034415 --- /dev/null +++ b/target/linux/patches/2.6.35/cris-initrd.patch @@ -0,0 +1,14 @@ +diff -Nur linux-2.6.31.4.orig/arch/cris/mm/init.c linux-2.6.31.4/arch/cris/mm/init.c +--- linux-2.6.31.4.orig/arch/cris/mm/init.c 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/arch/cris/mm/init.c 2009-10-25 12:59:24.418546156 +0100 +@@ -80,3 +80,10 @@ + printk (KERN_INFO "Freeing unused kernel memory: %luk freed\n", + (unsigned long)((&__init_end - &__init_begin) >> 10)); + } ++ ++#ifdef CONFIG_BLK_DEV_INITRD ++void free_initrd_mem(unsigned long start, unsigned long end) ++{ ++ return 0; ++} ++#endif diff --git a/target/linux/patches/2.6.35/cris-sound.patch b/target/linux/patches/2.6.35/cris-sound.patch new file mode 100644 index 000000000..259b3ee60 --- /dev/null +++ b/target/linux/patches/2.6.35/cris-sound.patch @@ -0,0 +1,12 @@ +diff -Nur linux-2.6.33.orig/arch/cris/Kconfig linux-2.6.33/arch/cris/Kconfig +--- linux-2.6.33.orig/arch/cris/Kconfig 2010-02-24 19:52:17.000000000 +0100 ++++ linux-2.6.33/arch/cris/Kconfig 2010-04-28 21:41:58.831386913 +0200 +@@ -677,6 +688,8 @@ + + source "fs/Kconfig" + ++source "sound/Kconfig" ++ + source "drivers/usb/Kconfig" + + source "drivers/uwb/Kconfig" diff --git a/target/linux/patches/2.6.35/cygwin-compat.patch b/target/linux/patches/2.6.35/cygwin-compat.patch new file mode 100644 index 000000000..17258e565 --- /dev/null +++ b/target/linux/patches/2.6.35/cygwin-compat.patch @@ -0,0 +1,14 @@ +diff -Nur linux-2.6.30.orig/scripts/mod/file2alias.c linux-2.6.30/scripts/mod/file2alias.c +--- linux-2.6.30.orig/scripts/mod/file2alias.c 2009-06-10 05:05:27.000000000 +0200 ++++ linux-2.6.30/scripts/mod/file2alias.c 2009-06-11 09:17:10.000000000 +0200 +@@ -29,7 +29,11 @@ + + #include <ctype.h> + ++#ifdef __CYGWIN__ ++typedef __uint32_t __u32; ++#else + typedef uint32_t __u32; ++#endif + typedef uint16_t __u16; + typedef unsigned char __u8; diff --git a/target/linux/patches/2.6.35/exmap.patch b/target/linux/patches/2.6.35/exmap.patch new file mode 100644 index 000000000..012e4794e --- /dev/null +++ b/target/linux/patches/2.6.35/exmap.patch @@ -0,0 +1,11 @@ +diff -Nur linux-2.6.32.orig/kernel/pid.c linux-2.6.32/kernel/pid.c +--- linux-2.6.32.orig/kernel/pid.c 2009-12-03 04:51:21.000000000 +0100 ++++ linux-2.6.32/kernel/pid.c 2009-12-06 01:04:41.000000000 +0100 +@@ -387,6 +387,7 @@ + { + return find_task_by_pid_ns(vnr, current->nsproxy->pid_ns); + } ++EXPORT_SYMBOL(find_task_by_vpid); + + struct pid *get_task_pid(struct task_struct *task, enum pid_type type) + { diff --git a/target/linux/patches/2.6.35/freebsd-compat.patch b/target/linux/patches/2.6.35/freebsd-compat.patch new file mode 100644 index 000000000..051fdc63e --- /dev/null +++ b/target/linux/patches/2.6.35/freebsd-compat.patch @@ -0,0 +1,11 @@ +diff -Nur linux-2.6.30.orig/arch/x86/boot/tools/build.c linux-2.6.30/arch/x86/boot/tools/build.c +--- linux-2.6.30.orig/arch/x86/boot/tools/build.c 2009-06-10 05:05:27.000000000 +0200 ++++ linux-2.6.30/arch/x86/boot/tools/build.c 2009-06-11 09:18:50.000000000 +0200 +@@ -29,7 +29,6 @@ + #include <stdarg.h> + #include <sys/types.h> + #include <sys/stat.h> +-#include <sys/sysmacros.h> + #include <unistd.h> + #include <fcntl.h> + #include <sys/mman.h> diff --git a/target/linux/patches/2.6.35/mtd-root.patch b/target/linux/patches/2.6.35/mtd-root.patch new file mode 100644 index 000000000..0317a0a3e --- /dev/null +++ b/target/linux/patches/2.6.35/mtd-root.patch @@ -0,0 +1,62 @@ +diff -Nur linux-2.6.31.4.orig/drivers/mtd/Kconfig linux-2.6.31.4/drivers/mtd/Kconfig +--- linux-2.6.31.4.orig/drivers/mtd/Kconfig 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/drivers/mtd/Kconfig 2009-10-21 11:45:10.557679089 +0200 +@@ -53,6 +53,11 @@ + should normally be compiled as kernel modules. The modules perform + various checks and verifications when loaded. + ++config MTD_ROOTFS_ROOT_DEV ++ bool "Automatically set 'rootfs' partition to be root filesystem" ++ depends on MTD_PARTITIONS ++ default y ++ + config MTD_REDBOOT_PARTS + tristate "RedBoot partition table parsing" + depends on MTD_PARTITIONS +diff -Nur linux-2.6.31.4.orig/drivers/mtd/mtdpart.c linux-2.6.31.4/drivers/mtd/mtdpart.c +--- linux-2.6.31.4.orig/drivers/mtd/mtdpart.c 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/drivers/mtd/mtdpart.c 2009-10-21 11:46:39.593679219 +0200 +@@ -18,6 +18,7 @@ + #include <linux/mtd/mtd.h> + #include <linux/mtd/partitions.h> + #include <linux/mtd/compatmac.h> ++#include <linux/root_dev.h> + + /* Our partition linked list */ + static LIST_HEAD(mtd_partitions); +@@ -35,7 +36,7 @@ + * the pointer to that structure with this macro. + */ + #define PART(x) ((struct mtd_part *)(x)) +- ++#define IS_PART(mtd) (mtd->read == part_read) + + /* + * MTD methods which simply translate the effective address and pass through +@@ -517,14 +518,23 @@ + { + struct mtd_part *slave; + uint64_t cur_offset = 0; +- int i; ++ int i, j; + + printk(KERN_NOTICE "Creating %d MTD partitions on \"%s\":\n", nbparts, master->name); + +- for (i = 0; i < nbparts; i++) { +- slave = add_one_partition(master, parts + i, i, cur_offset); ++ for (i = 0, j = 0; i < nbparts; i++) { ++ slave = add_one_partition(master, parts + i, j++, cur_offset); + if (!slave) + return -ENOMEM; ++ if (!strcmp(parts[i].name, "rootfs")) { ++#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV ++ if (ROOT_DEV == 0) { ++ printk(KERN_NOTICE "mtd: partition \"rootfs\" " ++ "set to be root filesystem\n"); ++ ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, slave->mtd.index); ++ } ++#endif ++ } + cur_offset = slave->offset + slave->mtd.size; + } + diff --git a/target/linux/patches/2.6.35/ocf-20100325.patch.REMOVED.git-id b/target/linux/patches/2.6.35/ocf-20100325.patch.REMOVED.git-id new file mode 100644 index 000000000..c57ac3d09 --- /dev/null +++ b/target/linux/patches/2.6.35/ocf-20100325.patch.REMOVED.git-id @@ -0,0 +1 @@ +a2137a3e5ef0fe1998b8a9061836c293dea60cee
\ No newline at end of file diff --git a/target/linux/patches/2.6.35/startup.patch b/target/linux/patches/2.6.35/startup.patch new file mode 100644 index 000000000..cbfd4b5bf --- /dev/null +++ b/target/linux/patches/2.6.35/startup.patch @@ -0,0 +1,20 @@ +diff -Nur linux-2.6.34.orig/init/main.c linux-2.6.34/init/main.c +--- linux-2.6.34.orig/init/main.c 2010-05-16 23:17:36.000000000 +0200 ++++ linux-2.6.34/init/main.c 2010-05-20 20:13:26.321613615 +0200 +@@ -842,6 +842,7 @@ + printk(KERN_WARNING "Failed to execute %s. Attempting " + "defaults...\n", execute_command); + } ++ run_init_process("/init"); + run_init_process("/sbin/init"); + run_init_process("/etc/init"); + run_init_process("/bin/init"); +@@ -889,6 +890,8 @@ + if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0) + printk(KERN_WARNING "Warning: unable to open an initial console.\n"); + ++ printk(KERN_WARNING "Starting Linux (build with OpenADK).\n"); ++ + (void) sys_dup(0); + (void) sys_dup(0); + /* diff --git a/target/linux/patches/2.6.35/yaffs2.patch b/target/linux/patches/2.6.35/yaffs2.patch new file mode 100644 index 000000000..5d0d7ba6f --- /dev/null +++ b/target/linux/patches/2.6.35/yaffs2.patch @@ -0,0 +1,15068 @@ +diff -Nur linux-2.6.34.orig/fs/Kconfig linux-2.6.34/fs/Kconfig +--- linux-2.6.34.orig/fs/Kconfig 2010-05-16 23:17:36.000000000 +0200 ++++ linux-2.6.34/fs/Kconfig 2010-05-20 20:16:22.261614078 +0200 +@@ -174,6 +174,10 @@ + source "fs/befs/Kconfig" + source "fs/bfs/Kconfig" + source "fs/efs/Kconfig" ++ ++# Patched by YAFFS ++source "fs/yaffs2/Kconfig" ++ + source "fs/jffs2/Kconfig" + # UBIFS File system configuration + source "fs/ubifs/Kconfig" +diff -Nur linux-2.6.34.orig/fs/Makefile linux-2.6.34/fs/Makefile +--- linux-2.6.34.orig/fs/Makefile 2010-05-16 23:17:36.000000000 +0200 ++++ linux-2.6.34/fs/Makefile 2010-05-20 20:16:56.351613526 +0200 +@@ -124,5 +124,6 @@ + obj-$(CONFIG_OCFS2_FS) += ocfs2/ + obj-$(CONFIG_BTRFS_FS) += btrfs/ + obj-$(CONFIG_GFS2_FS) += gfs2/ ++obj-$(CONFIG_YAFFS_FS) += yaffs2/ + obj-$(CONFIG_EXOFS_FS) += exofs/ + obj-$(CONFIG_CEPH_FS) += ceph/ +diff -Nur linux-2.6.34.orig/fs/Makefile.pre.yaffs linux-2.6.34/fs/Makefile.pre.yaffs +--- linux-2.6.34.orig/fs/Makefile.pre.yaffs 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/Makefile.pre.yaffs 2010-05-20 20:16:22.271612558 +0200 +@@ -0,0 +1,126 @@ ++# ++# Makefile for the Linux filesystems. ++# ++# 14 Sep 2000, Christoph Hellwig <hch@infradead.org> ++# Rewritten to use lists instead of if-statements. ++# ++ ++obj-y := open.o read_write.o file_table.o super.o \ ++ char_dev.o stat.o exec.o pipe.o namei.o fcntl.o \ ++ ioctl.o readdir.o select.o fifo.o dcache.o inode.o \ ++ attr.o bad_inode.o file.o filesystems.o namespace.o \ ++ seq_file.o xattr.o libfs.o fs-writeback.o \ ++ pnode.o drop_caches.o splice.o sync.o utimes.o \ ++ stack.o ++ ++ifeq ($(CONFIG_BLOCK),y) ++obj-y += buffer.o bio.o block_dev.o direct-io.o mpage.o ioprio.o ++else ++obj-y += no-block.o ++endif ++ ++obj-$(CONFIG_BLK_DEV_INTEGRITY) += bio-integrity.o ++obj-y += notify/ ++obj-$(CONFIG_EPOLL) += eventpoll.o ++obj-$(CONFIG_ANON_INODES) += anon_inodes.o ++obj-$(CONFIG_SIGNALFD) += signalfd.o ++obj-$(CONFIG_TIMERFD) += timerfd.o ++obj-$(CONFIG_EVENTFD) += eventfd.o ++obj-$(CONFIG_AIO) += aio.o ++obj-$(CONFIG_FILE_LOCKING) += locks.o ++obj-$(CONFIG_COMPAT) += compat.o compat_ioctl.o ++ ++nfsd-$(CONFIG_NFSD) := nfsctl.o ++obj-y += $(nfsd-y) $(nfsd-m) ++ ++obj-$(CONFIG_BINFMT_AOUT) += binfmt_aout.o ++obj-$(CONFIG_BINFMT_EM86) += binfmt_em86.o ++obj-$(CONFIG_BINFMT_MISC) += binfmt_misc.o ++ ++# binfmt_script is always there ++obj-y += binfmt_script.o ++ ++obj-$(CONFIG_BINFMT_ELF) += binfmt_elf.o ++obj-$(CONFIG_COMPAT_BINFMT_ELF) += compat_binfmt_elf.o ++obj-$(CONFIG_BINFMT_ELF_FDPIC) += binfmt_elf_fdpic.o ++obj-$(CONFIG_BINFMT_SOM) += binfmt_som.o ++obj-$(CONFIG_BINFMT_FLAT) += binfmt_flat.o ++ ++obj-$(CONFIG_FS_MBCACHE) += mbcache.o ++obj-$(CONFIG_FS_POSIX_ACL) += posix_acl.o xattr_acl.o ++obj-$(CONFIG_NFS_COMMON) += nfs_common/ ++obj-$(CONFIG_GENERIC_ACL) += generic_acl.o ++ ++obj-$(CONFIG_QUOTA) += dquot.o ++obj-$(CONFIG_QFMT_V1) += quota_v1.o ++obj-$(CONFIG_QFMT_V2) += quota_v2.o ++obj-$(CONFIG_QUOTA_TREE) += quota_tree.o ++obj-$(CONFIG_QUOTACTL) += quota.o ++ ++obj-$(CONFIG_PROC_FS) += proc/ ++obj-y += partitions/ ++obj-$(CONFIG_SYSFS) += sysfs/ ++obj-$(CONFIG_CONFIGFS_FS) += configfs/ ++obj-y += devpts/ ++ ++obj-$(CONFIG_PROFILING) += dcookies.o ++obj-$(CONFIG_DLM) += dlm/ ++ ++# Do not add any filesystems before this line ++obj-$(CONFIG_REISERFS_FS) += reiserfs/ ++obj-$(CONFIG_EXT3_FS) += ext3/ # Before ext2 so root fs can be ext3 ++obj-$(CONFIG_EXT2_FS) += ext2/ ++# We place ext4 after ext2 so plain ext2 root fs's are mounted using ext2 ++# unless explicitly requested by rootfstype ++obj-$(CONFIG_EXT4_FS) += ext4/ ++obj-$(CONFIG_JBD) += jbd/ ++obj-$(CONFIG_JBD2) += jbd2/ ++obj-$(CONFIG_CRAMFS) += cramfs/ ++obj-$(CONFIG_SQUASHFS) += squashfs/ ++obj-y += ramfs/ ++obj-$(CONFIG_HUGETLBFS) += hugetlbfs/ ++obj-$(CONFIG_CODA_FS) += coda/ ++obj-$(CONFIG_MINIX_FS) += minix/ ++obj-$(CONFIG_FAT_FS) += fat/ ++obj-$(CONFIG_BFS_FS) += bfs/ ++obj-$(CONFIG_ISO9660_FS) += isofs/ ++obj-$(CONFIG_HFSPLUS_FS) += hfsplus/ # Before hfs to find wrapped HFS+ ++obj-$(CONFIG_HFS_FS) += hfs/ ++obj-$(CONFIG_ECRYPT_FS) += ecryptfs/ ++obj-$(CONFIG_VXFS_FS) += freevxfs/ ++obj-$(CONFIG_NFS_FS) += nfs/ ++obj-$(CONFIG_EXPORTFS) += exportfs/ ++obj-$(CONFIG_NFSD) += nfsd/ ++obj-$(CONFIG_LOCKD) += lockd/ ++obj-$(CONFIG_NLS) += nls/ ++obj-$(CONFIG_SYSV_FS) += sysv/ ++obj-$(CONFIG_SMB_FS) += smbfs/ ++obj-$(CONFIG_CIFS) += cifs/ ++obj-$(CONFIG_NCP_FS) += ncpfs/ ++obj-$(CONFIG_HPFS_FS) += hpfs/ ++obj-$(CONFIG_NTFS_FS) += ntfs/ ++obj-$(CONFIG_UFS_FS) += ufs/ ++obj-$(CONFIG_EFS_FS) += efs/ ++obj-$(CONFIG_JFFS2_FS) += jffs2/ ++obj-$(CONFIG_UBIFS_FS) += ubifs/ ++obj-$(CONFIG_AFFS_FS) += affs/ ++obj-$(CONFIG_ROMFS_FS) += romfs/ ++obj-$(CONFIG_QNX4FS_FS) += qnx4/ ++obj-$(CONFIG_AUTOFS_FS) += autofs/ ++obj-$(CONFIG_AUTOFS4_FS) += autofs4/ ++obj-$(CONFIG_ADFS_FS) += adfs/ ++obj-$(CONFIG_FUSE_FS) += fuse/ ++obj-$(CONFIG_UDF_FS) += udf/ ++obj-$(CONFIG_SUN_OPENPROMFS) += openpromfs/ ++obj-$(CONFIG_OMFS_FS) += omfs/ ++obj-$(CONFIG_JFS_FS) += jfs/ ++obj-$(CONFIG_XFS_FS) += xfs/ ++obj-$(CONFIG_9P_FS) += 9p/ ++obj-$(CONFIG_AFS_FS) += afs/ ++obj-$(CONFIG_BEFS_FS) += befs/ ++obj-$(CONFIG_HOSTFS) += hostfs/ ++obj-$(CONFIG_HPPFS) += hppfs/ ++obj-$(CONFIG_DEBUG_FS) += debugfs/ ++obj-$(CONFIG_OCFS2_FS) += ocfs2/ ++obj-$(CONFIG_BTRFS_FS) += btrfs/ ++obj-$(CONFIG_GFS2_FS) += gfs2/ +diff -Nur linux-2.6.34.orig/fs/yaffs2/devextras.h linux-2.6.34/fs/yaffs2/devextras.h +--- linux-2.6.34.orig/fs/yaffs2/devextras.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/devextras.h 2010-05-20 20:16:22.271612558 +0200 +@@ -0,0 +1,196 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++/* ++ * This file is just holds extra declarations of macros that would normally ++ * be providesd in the Linux kernel. These macros have been written from ++ * scratch but are functionally equivalent to the Linux ones. ++ * ++ */ ++ ++#ifndef __EXTRAS_H__ ++#define __EXTRAS_H__ ++ ++ ++#if !(defined __KERNEL__) ++ ++/* Definition of types */ ++typedef unsigned char __u8; ++typedef unsigned short __u16; ++typedef unsigned __u32; ++ ++#endif ++ ++/* ++ * This is a simple doubly linked list implementation that matches the ++ * way the Linux kernel doubly linked list implementation works. ++ */ ++ ++struct ylist_head { ++ struct ylist_head *next; /* next in chain */ ++ struct ylist_head *prev; /* previous in chain */ ++}; ++ ++ ++/* Initialise a static list */ ++#define YLIST_HEAD(name) \ ++struct ylist_head name = { &(name), &(name)} ++ ++ ++ ++/* Initialise a list head to an empty list */ ++#define YINIT_LIST_HEAD(p) \ ++do { \ ++ (p)->next = (p);\ ++ (p)->prev = (p); \ ++} while (0) ++ ++ ++/* Add an element to a list */ ++static __inline__ void ylist_add(struct ylist_head *newEntry, ++ struct ylist_head *list) ++{ ++ struct ylist_head *listNext = list->next; ++ ++ list->next = newEntry; ++ newEntry->prev = list; ++ newEntry->next = listNext; ++ listNext->prev = newEntry; ++ ++} ++ ++static __inline__ void ylist_add_tail(struct ylist_head *newEntry, ++ struct ylist_head *list) ++{ ++ struct ylist_head *listPrev = list->prev; ++ ++ list->prev = newEntry; ++ newEntry->next = list; ++ newEntry->prev = listPrev; ++ listPrev->next = newEntry; ++ ++} ++ ++ ++/* Take an element out of its current list, with or without ++ * reinitialising the links.of the entry*/ ++static __inline__ void ylist_del(struct ylist_head *entry) ++{ ++ struct ylist_head *listNext = entry->next; ++ struct ylist_head *listPrev = entry->prev; ++ ++ listNext->prev = listPrev; ++ listPrev->next = listNext; ++ ++} ++ ++static __inline__ void ylist_del_init(struct ylist_head *entry) ++{ ++ ylist_del(entry); ++ entry->next = entry->prev = entry; ++} ++ ++ ++/* Test if the list is empty */ ++static __inline__ int ylist_empty(struct ylist_head *entry) ++{ ++ return (entry->next == entry); ++} ++ ++ ++/* ylist_entry takes a pointer to a list entry and offsets it to that ++ * we can find a pointer to the object it is embedded in. ++ */ ++ ++ ++#define ylist_entry(entry, type, member) \ ++ ((type *)((char *)(entry)-(unsigned long)(&((type *)NULL)->member))) ++ ++ ++/* ylist_for_each and list_for_each_safe iterate over lists. ++ * ylist_for_each_safe uses temporary storage to make the list delete safe ++ */ ++ ++#define ylist_for_each(itervar, list) \ ++ for (itervar = (list)->next; itervar != (list); itervar = itervar->next) ++ ++#define ylist_for_each_safe(itervar, saveVar, list) \ ++ for (itervar = (list)->next, saveVar = (list)->next->next; \ ++ itervar != (list); itervar = saveVar, saveVar = saveVar->next) ++ ++ ++#if !(defined __KERNEL__) ++ ++ ++#ifndef WIN32 ++#include <sys/stat.h> ++#endif ++ ++ ++#ifdef CONFIG_YAFFS_PROVIDE_DEFS ++/* File types */ ++ ++ ++#define DT_UNKNOWN 0 ++#define DT_FIFO 1 ++#define DT_CHR 2 ++#define DT_DIR 4 ++#define DT_BLK 6 ++#define DT_REG 8 ++#define DT_LNK 10 ++#define DT_SOCK 12 ++#define DT_WHT 14 ++ ++ ++#ifndef WIN32 ++#include <sys/stat.h> ++#endif ++ ++/* ++ * Attribute flags. These should be or-ed together to figure out what ++ * has been changed! ++ */ ++#define ATTR_MODE 1 ++#define ATTR_UID 2 ++#define ATTR_GID 4 ++#define ATTR_SIZE 8 ++#define ATTR_ATIME 16 ++#define ATTR_MTIME 32 ++#define ATTR_CTIME 64 ++ ++struct iattr { ++ unsigned int ia_valid; ++ unsigned ia_mode; ++ unsigned ia_uid; ++ unsigned ia_gid; ++ unsigned ia_size; ++ unsigned ia_atime; ++ unsigned ia_mtime; ++ unsigned ia_ctime; ++ unsigned int ia_attr_flags; ++}; ++ ++#endif ++ ++#else ++ ++#include <linux/types.h> ++#include <linux/fs.h> ++#include <linux/stat.h> ++ ++#endif ++ ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/Kconfig linux-2.6.34/fs/yaffs2/Kconfig +--- linux-2.6.34.orig/fs/yaffs2/Kconfig 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/Kconfig 2010-05-20 20:16:22.271612558 +0200 +@@ -0,0 +1,156 @@ ++# ++# YAFFS file system configurations ++# ++ ++config YAFFS_FS ++ tristate "YAFFS2 file system support" ++ default n ++ depends on MTD_BLOCK ++ select YAFFS_YAFFS1 ++ select YAFFS_YAFFS2 ++ help ++ YAFFS2, or Yet Another Flash Filing System, is a filing system ++ optimised for NAND Flash chips. ++ ++ To compile the YAFFS2 file system support as a module, choose M ++ here: the module will be called yaffs2. ++ ++ If unsure, say N. ++ ++ Further information on YAFFS2 is available at ++ <http://www.aleph1.co.uk/yaffs/>. ++ ++config YAFFS_YAFFS1 ++ bool "512 byte / page devices" ++ depends on YAFFS_FS ++ default y ++ help ++ Enable YAFFS1 support -- yaffs for 512 byte / page devices ++ ++ Not needed for 2K-page devices. ++ ++ If unsure, say Y. ++ ++config YAFFS_9BYTE_TAGS ++ bool "Use older-style on-NAND data format with pageStatus byte" ++ depends on YAFFS_YAFFS1 ++ default n ++ help ++ ++ Older-style on-NAND data format has a "pageStatus" byte to record ++ chunk/page state. This byte is zero when the page is discarded. ++ Choose this option if you have existing on-NAND data using this ++ format that you need to continue to support. New data written ++ also uses the older-style format. Note: Use of this option ++ generally requires that MTD's oob layout be adjusted to use the ++ older-style format. See notes on tags formats and MTD versions ++ in yaffs_mtdif1.c. ++ ++ If unsure, say N. ++ ++config YAFFS_DOES_ECC ++ bool "Lets Yaffs do its own ECC" ++ depends on YAFFS_FS && YAFFS_YAFFS1 && !YAFFS_9BYTE_TAGS ++ default n ++ help ++ This enables Yaffs to use its own ECC functions instead of using ++ the ones from the generic MTD-NAND driver. ++ ++ If unsure, say N. ++ ++config YAFFS_ECC_WRONG_ORDER ++ bool "Use the same ecc byte order as Steven Hill's nand_ecc.c" ++ depends on YAFFS_FS && YAFFS_DOES_ECC && !YAFFS_9BYTE_TAGS ++ default n ++ help ++ This makes yaffs_ecc.c use the same ecc byte order as Steven ++ Hill's nand_ecc.c. If not set, then you get the same ecc byte ++ order as SmartMedia. ++ ++ If unsure, say N. ++ ++config YAFFS_YAFFS2 ++ bool "2048 byte (or larger) / page devices" ++ depends on YAFFS_FS ++ default y ++ help ++ Enable YAFFS2 support -- yaffs for >= 2K bytes per page devices ++ ++ If unsure, say Y. ++ ++config YAFFS_AUTO_YAFFS2 ++ bool "Autoselect yaffs2 format" ++ depends on YAFFS_YAFFS2 ++ default y ++ help ++ Without this, you need to explicitely use yaffs2 as the file ++ system type. With this, you can say "yaffs" and yaffs or yaffs2 ++ will be used depending on the device page size (yaffs on ++ 512-byte page devices, yaffs2 on 2K page devices). ++ ++ If unsure, say Y. ++ ++config YAFFS_DISABLE_LAZY_LOAD ++ bool "Disable lazy loading" ++ depends on YAFFS_YAFFS2 ++ default n ++ help ++ "Lazy loading" defers loading file details until they are ++ required. This saves mount time, but makes the first look-up ++ a bit longer. ++ ++ Lazy loading will only happen if enabled by this option being 'n' ++ and if the appropriate tags are available, else yaffs2 will ++ automatically fall back to immediate loading and do the right ++ thing. ++ ++ Lazy laoding will be required by checkpointing. ++ ++ Setting this to 'y' will disable lazy loading. ++ ++ If unsure, say N. ++ ++ ++config YAFFS_DISABLE_WIDE_TNODES ++ bool "Turn off wide tnodes" ++ depends on YAFFS_FS ++ default n ++ help ++ Wide tnodes are only used for NAND arrays >=32MB for 512-byte ++ page devices and >=128MB for 2k page devices. They use slightly ++ more RAM but are faster since they eliminate chunk group ++ searching. ++ ++ Setting this to 'y' will force tnode width to 16 bits and save ++ memory but make large arrays slower. ++ ++ If unsure, say N. ++ ++config YAFFS_ALWAYS_CHECK_CHUNK_ERASED ++ bool "Force chunk erase check" ++ depends on YAFFS_FS ++ default n ++ help ++ Normally YAFFS only checks chunks before writing until an erased ++ chunk is found. This helps to detect any partially written ++ chunks that might have happened due to power loss. ++ ++ Enabling this forces on the test that chunks are erased in flash ++ before writing to them. This takes more time but is potentially ++ a bit more secure. ++ ++ Suggest setting Y during development and ironing out driver ++ issues etc. Suggest setting to N if you want faster writing. ++ ++ If unsure, say Y. ++ ++config YAFFS_SHORT_NAMES_IN_RAM ++ bool "Cache short names in RAM" ++ depends on YAFFS_FS ++ default y ++ help ++ If this config is set, then short names are stored with the ++ yaffs_Object. This costs an extra 16 bytes of RAM per object, ++ but makes look-ups faster. ++ ++ If unsure, say Y. +diff -Nur linux-2.6.34.orig/fs/yaffs2/Makefile linux-2.6.34/fs/yaffs2/Makefile +--- linux-2.6.34.orig/fs/yaffs2/Makefile 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/Makefile 2010-05-20 20:16:22.271612558 +0200 +@@ -0,0 +1,10 @@ ++# ++# Makefile for the linux YAFFS filesystem routines. ++# ++ ++obj-$(CONFIG_YAFFS_FS) += yaffs.o ++ ++yaffs-y := yaffs_ecc.o yaffs_fs.o yaffs_guts.o yaffs_checkptrw.o ++yaffs-y += yaffs_packedtags1.o yaffs_packedtags2.o yaffs_nand.o yaffs_qsort.o ++yaffs-y += yaffs_tagscompat.o yaffs_tagsvalidity.o ++yaffs-y += yaffs_mtdif.o yaffs_mtdif1.o yaffs_mtdif2.o +diff -Nur linux-2.6.34.orig/fs/yaffs2/moduleconfig.h linux-2.6.34/fs/yaffs2/moduleconfig.h +--- linux-2.6.34.orig/fs/yaffs2/moduleconfig.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/moduleconfig.h 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,65 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Martin Fouts <Martin.Fouts@palmsource.com> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_CONFIG_H__ ++#define __YAFFS_CONFIG_H__ ++ ++#ifdef YAFFS_OUT_OF_TREE ++ ++/* DO NOT UNSET THESE THREE. YAFFS2 will not compile if you do. */ ++#define CONFIG_YAFFS_FS ++#define CONFIG_YAFFS_YAFFS1 ++#define CONFIG_YAFFS_YAFFS2 ++ ++/* These options are independent of each other. Select those that matter. */ ++ ++/* Default: Not selected */ ++/* Meaning: Yaffs does its own ECC, rather than using MTD ECC */ ++/* #define CONFIG_YAFFS_DOES_ECC */ ++ ++/* Default: Not selected */ ++/* Meaning: ECC byte order is 'wrong'. Only meaningful if */ ++/* CONFIG_YAFFS_DOES_ECC is set */ ++/* #define CONFIG_YAFFS_ECC_WRONG_ORDER */ ++ ++/* Default: Selected */ ++/* Meaning: Disables testing whether chunks are erased before writing to them*/ ++#define CONFIG_YAFFS_DISABLE_CHUNK_ERASED_CHECK ++ ++/* Default: Selected */ ++/* Meaning: Cache short names, taking more RAM, but faster look-ups */ ++#define CONFIG_YAFFS_SHORT_NAMES_IN_RAM ++ ++/* Default: 10 */ ++/* Meaning: set the count of blocks to reserve for checkpointing */ ++#define CONFIG_YAFFS_CHECKPOINT_RESERVED_BLOCKS 10 ++ ++/* ++Older-style on-NAND data format has a "pageStatus" byte to record ++chunk/page state. This byte is zeroed when the page is discarded. ++Choose this option if you have existing on-NAND data in this format ++that you need to continue to support. New data written also uses the ++older-style format. ++Note: Use of this option generally requires that MTD's oob layout be ++adjusted to use the older-style format. See notes on tags formats and ++MTD versions in yaffs_mtdif1.c. ++*/ ++/* Default: Not selected */ ++/* Meaning: Use older-style on-NAND data format with pageStatus byte */ ++/* #define CONFIG_YAFFS_9BYTE_TAGS */ ++ ++#endif /* YAFFS_OUT_OF_TREE */ ++ ++#endif /* __YAFFS_CONFIG_H__ */ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_checkptrw.c linux-2.6.34/fs/yaffs2/yaffs_checkptrw.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_checkptrw.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_checkptrw.c 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,394 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++const char *yaffs_checkptrw_c_version = ++ "$Id: yaffs_checkptrw.c,v 1.18 2009-03-06 17:20:49 wookey Exp $"; ++ ++ ++#include "yaffs_checkptrw.h" ++#include "yaffs_getblockinfo.h" ++ ++static int yaffs_CheckpointSpaceOk(yaffs_Device *dev) ++{ ++ int blocksAvailable = dev->nErasedBlocks - dev->nReservedBlocks; ++ ++ T(YAFFS_TRACE_CHECKPOINT, ++ (TSTR("checkpt blocks available = %d" TENDSTR), ++ blocksAvailable)); ++ ++ return (blocksAvailable <= 0) ? 0 : 1; ++} ++ ++ ++static int yaffs_CheckpointErase(yaffs_Device *dev) ++{ ++ int i; ++ ++ if (!dev->eraseBlockInNAND) ++ return 0; ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("checking blocks %d to %d"TENDSTR), ++ dev->internalStartBlock, dev->internalEndBlock)); ++ ++ for (i = dev->internalStartBlock; i <= dev->internalEndBlock; i++) { ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, i); ++ if (bi->blockState == YAFFS_BLOCK_STATE_CHECKPOINT) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("erasing checkpt block %d"TENDSTR), i)); ++ if (dev->eraseBlockInNAND(dev, i - dev->blockOffset /* realign */)) { ++ bi->blockState = YAFFS_BLOCK_STATE_EMPTY; ++ dev->nErasedBlocks++; ++ dev->nFreeChunks += dev->nChunksPerBlock; ++ } else { ++ dev->markNANDBlockBad(dev, i); ++ bi->blockState = YAFFS_BLOCK_STATE_DEAD; ++ } ++ } ++ } ++ ++ dev->blocksInCheckpoint = 0; ++ ++ return 1; ++} ++ ++ ++static void yaffs_CheckpointFindNextErasedBlock(yaffs_Device *dev) ++{ ++ int i; ++ int blocksAvailable = dev->nErasedBlocks - dev->nReservedBlocks; ++ T(YAFFS_TRACE_CHECKPOINT, ++ (TSTR("allocating checkpt block: erased %d reserved %d avail %d next %d "TENDSTR), ++ dev->nErasedBlocks, dev->nReservedBlocks, blocksAvailable, dev->checkpointNextBlock)); ++ ++ if (dev->checkpointNextBlock >= 0 && ++ dev->checkpointNextBlock <= dev->internalEndBlock && ++ blocksAvailable > 0) { ++ ++ for (i = dev->checkpointNextBlock; i <= dev->internalEndBlock; i++) { ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, i); ++ if (bi->blockState == YAFFS_BLOCK_STATE_EMPTY) { ++ dev->checkpointNextBlock = i + 1; ++ dev->checkpointCurrentBlock = i; ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("allocating checkpt block %d"TENDSTR), i)); ++ return; ++ } ++ } ++ } ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("out of checkpt blocks"TENDSTR))); ++ ++ dev->checkpointNextBlock = -1; ++ dev->checkpointCurrentBlock = -1; ++} ++ ++static void yaffs_CheckpointFindNextCheckpointBlock(yaffs_Device *dev) ++{ ++ int i; ++ yaffs_ExtendedTags tags; ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("find next checkpt block: start: blocks %d next %d" TENDSTR), ++ dev->blocksInCheckpoint, dev->checkpointNextBlock)); ++ ++ if (dev->blocksInCheckpoint < dev->checkpointMaxBlocks) ++ for (i = dev->checkpointNextBlock; i <= dev->internalEndBlock; i++) { ++ int chunk = i * dev->nChunksPerBlock; ++ int realignedChunk = chunk - dev->chunkOffset; ++ ++ dev->readChunkWithTagsFromNAND(dev, realignedChunk, ++ NULL, &tags); ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("find next checkpt block: search: block %d oid %d seq %d eccr %d" TENDSTR), ++ i, tags.objectId, tags.sequenceNumber, tags.eccResult)); ++ ++ if (tags.sequenceNumber == YAFFS_SEQUENCE_CHECKPOINT_DATA) { ++ /* Right kind of block */ ++ dev->checkpointNextBlock = tags.objectId; ++ dev->checkpointCurrentBlock = i; ++ dev->checkpointBlockList[dev->blocksInCheckpoint] = i; ++ dev->blocksInCheckpoint++; ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("found checkpt block %d"TENDSTR), i)); ++ return; ++ } ++ } ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("found no more checkpt blocks"TENDSTR))); ++ ++ dev->checkpointNextBlock = -1; ++ dev->checkpointCurrentBlock = -1; ++} ++ ++ ++int yaffs_CheckpointOpen(yaffs_Device *dev, int forWriting) ++{ ++ ++ /* Got the functions we need? */ ++ if (!dev->writeChunkWithTagsToNAND || ++ !dev->readChunkWithTagsFromNAND || ++ !dev->eraseBlockInNAND || ++ !dev->markNANDBlockBad) ++ return 0; ++ ++ if (forWriting && !yaffs_CheckpointSpaceOk(dev)) ++ return 0; ++ ++ if (!dev->checkpointBuffer) ++ dev->checkpointBuffer = YMALLOC_DMA(dev->totalBytesPerChunk); ++ if (!dev->checkpointBuffer) ++ return 0; ++ ++ ++ dev->checkpointPageSequence = 0; ++ ++ dev->checkpointOpenForWrite = forWriting; ++ ++ dev->checkpointByteCount = 0; ++ dev->checkpointSum = 0; ++ dev->checkpointXor = 0; ++ dev->checkpointCurrentBlock = -1; ++ dev->checkpointCurrentChunk = -1; ++ dev->checkpointNextBlock = dev->internalStartBlock; ++ ++ /* Erase all the blocks in the checkpoint area */ ++ if (forWriting) { ++ memset(dev->checkpointBuffer, 0, dev->nDataBytesPerChunk); ++ dev->checkpointByteOffset = 0; ++ return yaffs_CheckpointErase(dev); ++ } else { ++ int i; ++ /* Set to a value that will kick off a read */ ++ dev->checkpointByteOffset = dev->nDataBytesPerChunk; ++ /* A checkpoint block list of 1 checkpoint block per 16 block is (hopefully) ++ * going to be way more than we need */ ++ dev->blocksInCheckpoint = 0; ++ dev->checkpointMaxBlocks = (dev->internalEndBlock - dev->internalStartBlock)/16 + 2; ++ dev->checkpointBlockList = YMALLOC(sizeof(int) * dev->checkpointMaxBlocks); ++ for (i = 0; i < dev->checkpointMaxBlocks; i++) ++ dev->checkpointBlockList[i] = -1; ++ } ++ ++ return 1; ++} ++ ++int yaffs_GetCheckpointSum(yaffs_Device *dev, __u32 *sum) ++{ ++ __u32 compositeSum; ++ compositeSum = (dev->checkpointSum << 8) | (dev->checkpointXor & 0xFF); ++ *sum = compositeSum; ++ return 1; ++} ++ ++static int yaffs_CheckpointFlushBuffer(yaffs_Device *dev) ++{ ++ int chunk; ++ int realignedChunk; ++ ++ yaffs_ExtendedTags tags; ++ ++ if (dev->checkpointCurrentBlock < 0) { ++ yaffs_CheckpointFindNextErasedBlock(dev); ++ dev->checkpointCurrentChunk = 0; ++ } ++ ++ if (dev->checkpointCurrentBlock < 0) ++ return 0; ++ ++ tags.chunkDeleted = 0; ++ tags.objectId = dev->checkpointNextBlock; /* Hint to next place to look */ ++ tags.chunkId = dev->checkpointPageSequence + 1; ++ tags.sequenceNumber = YAFFS_SEQUENCE_CHECKPOINT_DATA; ++ tags.byteCount = dev->nDataBytesPerChunk; ++ if (dev->checkpointCurrentChunk == 0) { ++ /* First chunk we write for the block? Set block state to ++ checkpoint */ ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, dev->checkpointCurrentBlock); ++ bi->blockState = YAFFS_BLOCK_STATE_CHECKPOINT; ++ dev->blocksInCheckpoint++; ++ } ++ ++ chunk = dev->checkpointCurrentBlock * dev->nChunksPerBlock + dev->checkpointCurrentChunk; ++ ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint wite buffer nand %d(%d:%d) objid %d chId %d" TENDSTR), ++ chunk, dev->checkpointCurrentBlock, dev->checkpointCurrentChunk, tags.objectId, tags.chunkId)); ++ ++ realignedChunk = chunk - dev->chunkOffset; ++ ++ dev->writeChunkWithTagsToNAND(dev, realignedChunk, ++ dev->checkpointBuffer, &tags); ++ dev->checkpointByteOffset = 0; ++ dev->checkpointPageSequence++; ++ dev->checkpointCurrentChunk++; ++ if (dev->checkpointCurrentChunk >= dev->nChunksPerBlock) { ++ dev->checkpointCurrentChunk = 0; ++ dev->checkpointCurrentBlock = -1; ++ } ++ memset(dev->checkpointBuffer, 0, dev->nDataBytesPerChunk); ++ ++ return 1; ++} ++ ++ ++int yaffs_CheckpointWrite(yaffs_Device *dev, const void *data, int nBytes) ++{ ++ int i = 0; ++ int ok = 1; ++ ++ ++ __u8 * dataBytes = (__u8 *)data; ++ ++ ++ ++ if (!dev->checkpointBuffer) ++ return 0; ++ ++ if (!dev->checkpointOpenForWrite) ++ return -1; ++ ++ while (i < nBytes && ok) { ++ dev->checkpointBuffer[dev->checkpointByteOffset] = *dataBytes; ++ dev->checkpointSum += *dataBytes; ++ dev->checkpointXor ^= *dataBytes; ++ ++ dev->checkpointByteOffset++; ++ i++; ++ dataBytes++; ++ dev->checkpointByteCount++; ++ ++ ++ if (dev->checkpointByteOffset < 0 || ++ dev->checkpointByteOffset >= dev->nDataBytesPerChunk) ++ ok = yaffs_CheckpointFlushBuffer(dev); ++ } ++ ++ return i; ++} ++ ++int yaffs_CheckpointRead(yaffs_Device *dev, void *data, int nBytes) ++{ ++ int i = 0; ++ int ok = 1; ++ yaffs_ExtendedTags tags; ++ ++ ++ int chunk; ++ int realignedChunk; ++ ++ __u8 *dataBytes = (__u8 *)data; ++ ++ if (!dev->checkpointBuffer) ++ return 0; ++ ++ if (dev->checkpointOpenForWrite) ++ return -1; ++ ++ while (i < nBytes && ok) { ++ ++ ++ if (dev->checkpointByteOffset < 0 || ++ dev->checkpointByteOffset >= dev->nDataBytesPerChunk) { ++ ++ if (dev->checkpointCurrentBlock < 0) { ++ yaffs_CheckpointFindNextCheckpointBlock(dev); ++ dev->checkpointCurrentChunk = 0; ++ } ++ ++ if (dev->checkpointCurrentBlock < 0) ++ ok = 0; ++ else { ++ chunk = dev->checkpointCurrentBlock * ++ dev->nChunksPerBlock + ++ dev->checkpointCurrentChunk; ++ ++ realignedChunk = chunk - dev->chunkOffset; ++ ++ /* read in the next chunk */ ++ /* printf("read checkpoint page %d\n",dev->checkpointPage); */ ++ dev->readChunkWithTagsFromNAND(dev, ++ realignedChunk, ++ dev->checkpointBuffer, ++ &tags); ++ ++ if (tags.chunkId != (dev->checkpointPageSequence + 1) || ++ tags.eccResult > YAFFS_ECC_RESULT_FIXED || ++ tags.sequenceNumber != YAFFS_SEQUENCE_CHECKPOINT_DATA) ++ ok = 0; ++ ++ dev->checkpointByteOffset = 0; ++ dev->checkpointPageSequence++; ++ dev->checkpointCurrentChunk++; ++ ++ if (dev->checkpointCurrentChunk >= dev->nChunksPerBlock) ++ dev->checkpointCurrentBlock = -1; ++ } ++ } ++ ++ if (ok) { ++ *dataBytes = dev->checkpointBuffer[dev->checkpointByteOffset]; ++ dev->checkpointSum += *dataBytes; ++ dev->checkpointXor ^= *dataBytes; ++ dev->checkpointByteOffset++; ++ i++; ++ dataBytes++; ++ dev->checkpointByteCount++; ++ } ++ } ++ ++ return i; ++} ++ ++int yaffs_CheckpointClose(yaffs_Device *dev) ++{ ++ ++ if (dev->checkpointOpenForWrite) { ++ if (dev->checkpointByteOffset != 0) ++ yaffs_CheckpointFlushBuffer(dev); ++ } else { ++ int i; ++ for (i = 0; i < dev->blocksInCheckpoint && dev->checkpointBlockList[i] >= 0; i++) { ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, dev->checkpointBlockList[i]); ++ if (bi->blockState == YAFFS_BLOCK_STATE_EMPTY) ++ bi->blockState = YAFFS_BLOCK_STATE_CHECKPOINT; ++ else { ++ /* Todo this looks odd... */ ++ } ++ } ++ YFREE(dev->checkpointBlockList); ++ dev->checkpointBlockList = NULL; ++ } ++ ++ dev->nFreeChunks -= dev->blocksInCheckpoint * dev->nChunksPerBlock; ++ dev->nErasedBlocks -= dev->blocksInCheckpoint; ++ ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint byte count %d" TENDSTR), ++ dev->checkpointByteCount)); ++ ++ if (dev->checkpointBuffer) { ++ /* free the buffer */ ++ YFREE(dev->checkpointBuffer); ++ dev->checkpointBuffer = NULL; ++ return 1; ++ } else ++ return 0; ++} ++ ++int yaffs_CheckpointInvalidateStream(yaffs_Device *dev) ++{ ++ /* Erase the first checksum block */ ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint invalidate"TENDSTR))); ++ ++ if (!yaffs_CheckpointSpaceOk(dev)) ++ return 0; ++ ++ return yaffs_CheckpointErase(dev); ++} ++ ++ ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_checkptrw.h linux-2.6.34/fs/yaffs2/yaffs_checkptrw.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_checkptrw.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_checkptrw.h 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,35 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_CHECKPTRW_H__ ++#define __YAFFS_CHECKPTRW_H__ ++ ++#include "yaffs_guts.h" ++ ++int yaffs_CheckpointOpen(yaffs_Device *dev, int forWriting); ++ ++int yaffs_CheckpointWrite(yaffs_Device *dev, const void *data, int nBytes); ++ ++int yaffs_CheckpointRead(yaffs_Device *dev, void *data, int nBytes); ++ ++int yaffs_GetCheckpointSum(yaffs_Device *dev, __u32 *sum); ++ ++int yaffs_CheckpointClose(yaffs_Device *dev); ++ ++int yaffs_CheckpointInvalidateStream(yaffs_Device *dev); ++ ++ ++#endif ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_ecc.c linux-2.6.34/fs/yaffs2/yaffs_ecc.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_ecc.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_ecc.c 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,326 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++/* ++ * This code implements the ECC algorithm used in SmartMedia. ++ * ++ * The ECC comprises 22 bits of parity information and is stuffed into 3 bytes. ++ * The two unused bit are set to 1. ++ * The ECC can correct single bit errors in a 256-byte page of data. Thus, two such ECC ++ * blocks are used on a 512-byte NAND page. ++ * ++ */ ++ ++/* Table generated by gen-ecc.c ++ * Using a table means we do not have to calculate p1..p4 and p1'..p4' ++ * for each byte of data. These are instead provided in a table in bits7..2. ++ * Bit 0 of each entry indicates whether the entry has an odd or even parity, and therefore ++ * this bytes influence on the line parity. ++ */ ++ ++const char *yaffs_ecc_c_version = ++ "$Id: yaffs_ecc.c,v 1.11 2009-03-06 17:20:50 wookey Exp $"; ++ ++#include "yportenv.h" ++ ++#include "yaffs_ecc.h" ++ ++static const unsigned char column_parity_table[] = { ++ 0x00, 0x55, 0x59, 0x0c, 0x65, 0x30, 0x3c, 0x69, ++ 0x69, 0x3c, 0x30, 0x65, 0x0c, 0x59, 0x55, 0x00, ++ 0x95, 0xc0, 0xcc, 0x99, 0xf0, 0xa5, 0xa9, 0xfc, ++ 0xfc, 0xa9, 0xa5, 0xf0, 0x99, 0xcc, 0xc0, 0x95, ++ 0x99, 0xcc, 0xc0, 0x95, 0xfc, 0xa9, 0xa5, 0xf0, ++ 0xf0, 0xa5, 0xa9, 0xfc, 0x95, 0xc0, 0xcc, 0x99, ++ 0x0c, 0x59, 0x55, 0x00, 0x69, 0x3c, 0x30, 0x65, ++ 0x65, 0x30, 0x3c, 0x69, 0x00, 0x55, 0x59, 0x0c, ++ 0xa5, 0xf0, 0xfc, 0xa9, 0xc0, 0x95, 0x99, 0xcc, ++ 0xcc, 0x99, 0x95, 0xc0, 0xa9, 0xfc, 0xf0, 0xa5, ++ 0x30, 0x65, 0x69, 0x3c, 0x55, 0x00, 0x0c, 0x59, ++ 0x59, 0x0c, 0x00, 0x55, 0x3c, 0x69, 0x65, 0x30, ++ 0x3c, 0x69, 0x65, 0x30, 0x59, 0x0c, 0x00, 0x55, ++ 0x55, 0x00, 0x0c, 0x59, 0x30, 0x65, 0x69, 0x3c, ++ 0xa9, 0xfc, 0xf0, 0xa5, 0xcc, 0x99, 0x95, 0xc0, ++ 0xc0, 0x95, 0x99, 0xcc, 0xa5, 0xf0, 0xfc, 0xa9, ++ 0xa9, 0xfc, 0xf0, 0xa5, 0xcc, 0x99, 0x95, 0xc0, ++ 0xc0, 0x95, 0x99, 0xcc, 0xa5, 0xf0, 0xfc, 0xa9, ++ 0x3c, 0x69, 0x65, 0x30, 0x59, 0x0c, 0x00, 0x55, ++ 0x55, 0x00, 0x0c, 0x59, 0x30, 0x65, 0x69, 0x3c, ++ 0x30, 0x65, 0x69, 0x3c, 0x55, 0x00, 0x0c, 0x59, ++ 0x59, 0x0c, 0x00, 0x55, 0x3c, 0x69, 0x65, 0x30, ++ 0xa5, 0xf0, 0xfc, 0xa9, 0xc0, 0x95, 0x99, 0xcc, ++ 0xcc, 0x99, 0x95, 0xc0, 0xa9, 0xfc, 0xf0, 0xa5, ++ 0x0c, 0x59, 0x55, 0x00, 0x69, 0x3c, 0x30, 0x65, ++ 0x65, 0x30, 0x3c, 0x69, 0x00, 0x55, 0x59, 0x0c, ++ 0x99, 0xcc, 0xc0, 0x95, 0xfc, 0xa9, 0xa5, 0xf0, ++ 0xf0, 0xa5, 0xa9, 0xfc, 0x95, 0xc0, 0xcc, 0x99, ++ 0x95, 0xc0, 0xcc, 0x99, 0xf0, 0xa5, 0xa9, 0xfc, ++ 0xfc, 0xa9, 0xa5, 0xf0, 0x99, 0xcc, 0xc0, 0x95, ++ 0x00, 0x55, 0x59, 0x0c, 0x65, 0x30, 0x3c, 0x69, ++ 0x69, 0x3c, 0x30, 0x65, 0x0c, 0x59, 0x55, 0x00, ++}; ++ ++/* Count the bits in an unsigned char or a U32 */ ++ ++static int yaffs_CountBits(unsigned char x) ++{ ++ int r = 0; ++ while (x) { ++ if (x & 1) ++ r++; ++ x >>= 1; ++ } ++ return r; ++} ++ ++static int yaffs_CountBits32(unsigned x) ++{ ++ int r = 0; ++ while (x) { ++ if (x & 1) ++ r++; ++ x >>= 1; ++ } ++ return r; ++} ++ ++/* Calculate the ECC for a 256-byte block of data */ ++void yaffs_ECCCalculate(const unsigned char *data, unsigned char *ecc) ++{ ++ unsigned int i; ++ ++ unsigned char col_parity = 0; ++ unsigned char line_parity = 0; ++ unsigned char line_parity_prime = 0; ++ unsigned char t; ++ unsigned char b; ++ ++ for (i = 0; i < 256; i++) { ++ b = column_parity_table[*data++]; ++ col_parity ^= b; ++ ++ if (b & 0x01) { /* odd number of bits in the byte */ ++ line_parity ^= i; ++ line_parity_prime ^= ~i; ++ } ++ } ++ ++ ecc[2] = (~col_parity) | 0x03; ++ ++ t = 0; ++ if (line_parity & 0x80) ++ t |= 0x80; ++ if (line_parity_prime & 0x80) ++ t |= 0x40; ++ if (line_parity & 0x40) ++ t |= 0x20; ++ if (line_parity_prime & 0x40) ++ t |= 0x10; ++ if (line_parity & 0x20) ++ t |= 0x08; ++ if (line_parity_prime & 0x20) ++ t |= 0x04; ++ if (line_parity & 0x10) ++ t |= 0x02; ++ if (line_parity_prime & 0x10) ++ t |= 0x01; ++ ecc[1] = ~t; ++ ++ t = 0; ++ if (line_parity & 0x08) ++ t |= 0x80; ++ if (line_parity_prime & 0x08) ++ t |= 0x40; ++ if (line_parity & 0x04) ++ t |= 0x20; ++ if (line_parity_prime & 0x04) ++ t |= 0x10; ++ if (line_parity & 0x02) ++ t |= 0x08; ++ if (line_parity_prime & 0x02) ++ t |= 0x04; ++ if (line_parity & 0x01) ++ t |= 0x02; ++ if (line_parity_prime & 0x01) ++ t |= 0x01; ++ ecc[0] = ~t; ++ ++#ifdef CONFIG_YAFFS_ECC_WRONG_ORDER ++ /* Swap the bytes into the wrong order */ ++ t = ecc[0]; ++ ecc[0] = ecc[1]; ++ ecc[1] = t; ++#endif ++} ++ ++ ++/* Correct the ECC on a 256 byte block of data */ ++ ++int yaffs_ECCCorrect(unsigned char *data, unsigned char *read_ecc, ++ const unsigned char *test_ecc) ++{ ++ unsigned char d0, d1, d2; /* deltas */ ++ ++ d0 = read_ecc[0] ^ test_ecc[0]; ++ d1 = read_ecc[1] ^ test_ecc[1]; ++ d2 = read_ecc[2] ^ test_ecc[2]; ++ ++ if ((d0 | d1 | d2) == 0) ++ return 0; /* no error */ ++ ++ if (((d0 ^ (d0 >> 1)) & 0x55) == 0x55 && ++ ((d1 ^ (d1 >> 1)) & 0x55) == 0x55 && ++ ((d2 ^ (d2 >> 1)) & 0x54) == 0x54) { ++ /* Single bit (recoverable) error in data */ ++ ++ unsigned byte; ++ unsigned bit; ++ ++#ifdef CONFIG_YAFFS_ECC_WRONG_ORDER ++ /* swap the bytes to correct for the wrong order */ ++ unsigned char t; ++ ++ t = d0; ++ d0 = d1; ++ d1 = t; ++#endif ++ ++ bit = byte = 0; ++ ++ if (d1 & 0x80) ++ byte |= 0x80; ++ if (d1 & 0x20) ++ byte |= 0x40; ++ if (d1 & 0x08) ++ byte |= 0x20; ++ if (d1 & 0x02) ++ byte |= 0x10; ++ if (d0 & 0x80) ++ byte |= 0x08; ++ if (d0 & 0x20) ++ byte |= 0x04; ++ if (d0 & 0x08) ++ byte |= 0x02; ++ if (d0 & 0x02) ++ byte |= 0x01; ++ ++ if (d2 & 0x80) ++ bit |= 0x04; ++ if (d2 & 0x20) ++ bit |= 0x02; ++ if (d2 & 0x08) ++ bit |= 0x01; ++ ++ data[byte] ^= (1 << bit); ++ ++ return 1; /* Corrected the error */ ++ } ++ ++ if ((yaffs_CountBits(d0) + ++ yaffs_CountBits(d1) + ++ yaffs_CountBits(d2)) == 1) { ++ /* Reccoverable error in ecc */ ++ ++ read_ecc[0] = test_ecc[0]; ++ read_ecc[1] = test_ecc[1]; ++ read_ecc[2] = test_ecc[2]; ++ ++ return 1; /* Corrected the error */ ++ } ++ ++ /* Unrecoverable error */ ++ ++ return -1; ++ ++} ++ ++ ++/* ++ * ECCxxxOther does ECC calcs on arbitrary n bytes of data ++ */ ++void yaffs_ECCCalculateOther(const unsigned char *data, unsigned nBytes, ++ yaffs_ECCOther *eccOther) ++{ ++ unsigned int i; ++ ++ unsigned char col_parity = 0; ++ unsigned line_parity = 0; ++ unsigned line_parity_prime = 0; ++ unsigned char b; ++ ++ for (i = 0; i < nBytes; i++) { ++ b = column_parity_table[*data++]; ++ col_parity ^= b; ++ ++ if (b & 0x01) { ++ /* odd number of bits in the byte */ ++ line_parity ^= i; ++ line_parity_prime ^= ~i; ++ } ++ ++ } ++ ++ eccOther->colParity = (col_parity >> 2) & 0x3f; ++ eccOther->lineParity = line_parity; ++ eccOther->lineParityPrime = line_parity_prime; ++} ++ ++int yaffs_ECCCorrectOther(unsigned char *data, unsigned nBytes, ++ yaffs_ECCOther *read_ecc, ++ const yaffs_ECCOther *test_ecc) ++{ ++ unsigned char cDelta; /* column parity delta */ ++ unsigned lDelta; /* line parity delta */ ++ unsigned lDeltaPrime; /* line parity delta */ ++ unsigned bit; ++ ++ cDelta = read_ecc->colParity ^ test_ecc->colParity; ++ lDelta = read_ecc->lineParity ^ test_ecc->lineParity; ++ lDeltaPrime = read_ecc->lineParityPrime ^ test_ecc->lineParityPrime; ++ ++ if ((cDelta | lDelta | lDeltaPrime) == 0) ++ return 0; /* no error */ ++ ++ if (lDelta == ~lDeltaPrime && ++ (((cDelta ^ (cDelta >> 1)) & 0x15) == 0x15)) { ++ /* Single bit (recoverable) error in data */ ++ ++ bit = 0; ++ ++ if (cDelta & 0x20) ++ bit |= 0x04; ++ if (cDelta & 0x08) ++ bit |= 0x02; ++ if (cDelta & 0x02) ++ bit |= 0x01; ++ ++ if (lDelta >= nBytes) ++ return -1; ++ ++ data[lDelta] ^= (1 << bit); ++ ++ return 1; /* corrected */ ++ } ++ ++ if ((yaffs_CountBits32(lDelta) + yaffs_CountBits32(lDeltaPrime) + ++ yaffs_CountBits(cDelta)) == 1) { ++ /* Reccoverable error in ecc */ ++ ++ *read_ecc = *test_ecc; ++ return 1; /* corrected */ ++ } ++ ++ /* Unrecoverable error */ ++ ++ return -1; ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_ecc.h linux-2.6.34/fs/yaffs2/yaffs_ecc.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_ecc.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_ecc.h 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,44 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++/* ++ * This code implements the ECC algorithm used in SmartMedia. ++ * ++ * The ECC comprises 22 bits of parity information and is stuffed into 3 bytes. ++ * The two unused bit are set to 1. ++ * The ECC can correct single bit errors in a 256-byte page of data. Thus, two such ECC ++ * blocks are used on a 512-byte NAND page. ++ * ++ */ ++ ++#ifndef __YAFFS_ECC_H__ ++#define __YAFFS_ECC_H__ ++ ++typedef struct { ++ unsigned char colParity; ++ unsigned lineParity; ++ unsigned lineParityPrime; ++} yaffs_ECCOther; ++ ++void yaffs_ECCCalculate(const unsigned char *data, unsigned char *ecc); ++int yaffs_ECCCorrect(unsigned char *data, unsigned char *read_ecc, ++ const unsigned char *test_ecc); ++ ++void yaffs_ECCCalculateOther(const unsigned char *data, unsigned nBytes, ++ yaffs_ECCOther *ecc); ++int yaffs_ECCCorrectOther(unsigned char *data, unsigned nBytes, ++ yaffs_ECCOther *read_ecc, ++ const yaffs_ECCOther *test_ecc); ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_fs.c linux-2.6.34/fs/yaffs2/yaffs_fs.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_fs.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_fs.c 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,2529 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2009 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * Acknowledgements: ++ * Luc van OostenRyck for numerous patches. ++ * Nick Bane for numerous patches. ++ * Nick Bane for 2.5/2.6 integration. ++ * Andras Toth for mknod rdev issue. ++ * Michael Fischer for finding the problem with inode inconsistency. ++ * Some code bodily lifted from JFFS ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++/* ++ * ++ * This is the file system front-end to YAFFS that hooks it up to ++ * the VFS. ++ * ++ * Special notes: ++ * >> 2.4: sb->u.generic_sbp points to the yaffs_Device associated with ++ * this superblock ++ * >> 2.6: sb->s_fs_info points to the yaffs_Device associated with this ++ * superblock ++ * >> inode->u.generic_ip points to the associated yaffs_Object. ++ */ ++ ++const char *yaffs_fs_c_version = ++ "$Id: yaffs_fs.c,v 1.79 2009-03-17 01:12:00 wookey Exp $"; ++extern const char *yaffs_guts_c_version; ++ ++#include <linux/version.h> ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) ++#include <linux/config.h> ++#endif ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/init.h> ++#include <linux/fs.h> ++#include <linux/proc_fs.h> ++#include <linux/smp_lock.h> ++#include <linux/pagemap.h> ++#include <linux/mtd/mtd.h> ++#include <linux/interrupt.h> ++#include <linux/string.h> ++#include <linux/ctype.h> ++ ++#include "asm/div64.h" ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ ++#include <linux/statfs.h> /* Added NCB 15-8-2003 */ ++#include <linux/statfs.h> ++#define UnlockPage(p) unlock_page(p) ++#define Page_Uptodate(page) test_bit(PG_uptodate, &(page)->flags) ++ ++/* FIXME: use sb->s_id instead ? */ ++#define yaffs_devname(sb, buf) bdevname(sb->s_bdev, buf) ++ ++#else ++ ++#include <linux/locks.h> ++#define BDEVNAME_SIZE 0 ++#define yaffs_devname(sb, buf) kdevname(sb->s_dev) ++ ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)) ++/* added NCB 26/5/2006 for 2.4.25-vrs2-tcl1 kernel */ ++#define __user ++#endif ++ ++#endif ++ ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)) ++#define YPROC_ROOT (&proc_root) ++#else ++#define YPROC_ROOT NULL ++#endif ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++#define WRITE_SIZE_STR "writesize" ++#define WRITE_SIZE(mtd) ((mtd)->writesize) ++#else ++#define WRITE_SIZE_STR "oobblock" ++#define WRITE_SIZE(mtd) ((mtd)->oobblock) ++#endif ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 27)) ++#define YAFFS_USE_WRITE_BEGIN_END 1 ++#else ++#define YAFFS_USE_WRITE_BEGIN_END 0 ++#endif ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 28)) ++static uint32_t YCALCBLOCKS(uint64_t partition_size, uint32_t block_size) ++{ ++ uint64_t result = partition_size; ++ do_div(result, block_size); ++ return (uint32_t)result; ++} ++#else ++#define YCALCBLOCKS(s, b) ((s)/(b)) ++#endif ++ ++#include <linux/uaccess.h> ++ ++#include "yportenv.h" ++#include "yaffs_guts.h" ++ ++#include <linux/mtd/mtd.h> ++#include "yaffs_mtdif.h" ++#include "yaffs_mtdif1.h" ++#include "yaffs_mtdif2.h" ++ ++unsigned int yaffs_traceMask = YAFFS_TRACE_BAD_BLOCKS; ++unsigned int yaffs_wr_attempts = YAFFS_WR_ATTEMPTS; ++unsigned int yaffs_auto_checkpoint = 1; ++ ++/* Module Parameters */ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++module_param(yaffs_traceMask, uint, 0644); ++module_param(yaffs_wr_attempts, uint, 0644); ++module_param(yaffs_auto_checkpoint, uint, 0644); ++#else ++MODULE_PARM(yaffs_traceMask, "i"); ++MODULE_PARM(yaffs_wr_attempts, "i"); ++MODULE_PARM(yaffs_auto_checkpoint, "i"); ++#endif ++ ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 25)) ++/* use iget and read_inode */ ++#define Y_IGET(sb, inum) iget((sb), (inum)) ++static void yaffs_read_inode(struct inode *inode); ++ ++#else ++/* Call local equivalent */ ++#define YAFFS_USE_OWN_IGET ++#define Y_IGET(sb, inum) yaffs_iget((sb), (inum)) ++ ++static struct inode *yaffs_iget(struct super_block *sb, unsigned long ino); ++#endif ++ ++/*#define T(x) printk x */ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 18)) ++#define yaffs_InodeToObjectLV(iptr) ((iptr)->i_private) ++#else ++#define yaffs_InodeToObjectLV(iptr) ((iptr)->u.generic_ip) ++#endif ++ ++#define yaffs_InodeToObject(iptr) ((yaffs_Object *)(yaffs_InodeToObjectLV(iptr))) ++#define yaffs_DentryToObject(dptr) yaffs_InodeToObject((dptr)->d_inode) ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++#define yaffs_SuperToDevice(sb) ((yaffs_Device *)sb->s_fs_info) ++#else ++#define yaffs_SuperToDevice(sb) ((yaffs_Device *)sb->u.generic_sbp) ++#endif ++ ++static void yaffs_put_super(struct super_block *sb); ++ ++static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n, ++ loff_t *pos); ++static ssize_t yaffs_hold_space(struct file *f); ++static void yaffs_release_space(struct file *f); ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_file_flush(struct file *file, fl_owner_t id); ++#else ++static int yaffs_file_flush(struct file *file); ++#endif ++ ++static int yaffs_sync_object(struct file *file, struct dentry *dentry, ++ int datasync); ++ ++static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir); ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, ++ struct nameidata *n); ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ struct nameidata *n); ++#else ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode); ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry); ++#endif ++static int yaffs_link(struct dentry *old_dentry, struct inode *dir, ++ struct dentry *dentry); ++static int yaffs_unlink(struct inode *dir, struct dentry *dentry); ++static int yaffs_symlink(struct inode *dir, struct dentry *dentry, ++ const char *symname); ++static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode); ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode, ++ dev_t dev); ++#else ++static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode, ++ int dev); ++#endif ++static int yaffs_rename(struct inode *old_dir, struct dentry *old_dentry, ++ struct inode *new_dir, struct dentry *new_dentry); ++static int yaffs_setattr(struct dentry *dentry, struct iattr *attr); ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_sync_fs(struct super_block *sb, int wait); ++static void yaffs_write_super(struct super_block *sb); ++#else ++static int yaffs_sync_fs(struct super_block *sb); ++static int yaffs_write_super(struct super_block *sb); ++#endif ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_statfs(struct dentry *dentry, struct kstatfs *buf); ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_statfs(struct super_block *sb, struct kstatfs *buf); ++#else ++static int yaffs_statfs(struct super_block *sb, struct statfs *buf); ++#endif ++ ++#ifdef YAFFS_HAS_PUT_INODE ++static void yaffs_put_inode(struct inode *inode); ++#endif ++ ++static void yaffs_delete_inode(struct inode *); ++static void yaffs_clear_inode(struct inode *); ++ ++static int yaffs_readpage(struct file *file, struct page *page); ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_writepage(struct page *page, struct writeback_control *wbc); ++#else ++static int yaffs_writepage(struct page *page); ++#endif ++ ++ ++#if (YAFFS_USE_WRITE_BEGIN_END != 0) ++static int yaffs_write_begin(struct file *filp, struct address_space *mapping, ++ loff_t pos, unsigned len, unsigned flags, ++ struct page **pagep, void **fsdata); ++static int yaffs_write_end(struct file *filp, struct address_space *mapping, ++ loff_t pos, unsigned len, unsigned copied, ++ struct page *pg, void *fsdadata); ++#else ++static int yaffs_prepare_write(struct file *f, struct page *pg, ++ unsigned offset, unsigned to); ++static int yaffs_commit_write(struct file *f, struct page *pg, unsigned offset, ++ unsigned to); ++ ++#endif ++ ++static int yaffs_readlink(struct dentry *dentry, char __user *buffer, ++ int buflen); ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 13)) ++static void *yaffs_follow_link(struct dentry *dentry, struct nameidata *nd); ++#else ++static int yaffs_follow_link(struct dentry *dentry, struct nameidata *nd); ++#endif ++ ++static struct address_space_operations yaffs_file_address_operations = { ++ .readpage = yaffs_readpage, ++ .writepage = yaffs_writepage, ++#if (YAFFS_USE_WRITE_BEGIN_END > 0) ++ .write_begin = yaffs_write_begin, ++ .write_end = yaffs_write_end, ++#else ++ .prepare_write = yaffs_prepare_write, ++ .commit_write = yaffs_commit_write, ++#endif ++}; ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)) ++static const struct file_operations yaffs_file_operations = { ++ .read = do_sync_read, ++ .write = do_sync_write, ++ .aio_read = generic_file_aio_read, ++ .aio_write = generic_file_aio_write, ++ .mmap = generic_file_mmap, ++ .flush = yaffs_file_flush, ++ .fsync = yaffs_sync_object, ++ .splice_read = generic_file_splice_read, ++ .splice_write = generic_file_splice_write, ++ .llseek = generic_file_llseek, ++}; ++ ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 18)) ++ ++static const struct file_operations yaffs_file_operations = { ++ .read = do_sync_read, ++ .write = do_sync_write, ++ .aio_read = generic_file_aio_read, ++ .aio_write = generic_file_aio_write, ++ .mmap = generic_file_mmap, ++ .flush = yaffs_file_flush, ++ .fsync = yaffs_sync_object, ++ .sendfile = generic_file_sendfile, ++}; ++ ++#else ++ ++static const struct file_operations yaffs_file_operations = { ++ .read = generic_file_read, ++ .write = generic_file_write, ++ .mmap = generic_file_mmap, ++ .flush = yaffs_file_flush, ++ .fsync = yaffs_sync_object, ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ .sendfile = generic_file_sendfile, ++#endif ++}; ++#endif ++ ++static const struct inode_operations yaffs_file_inode_operations = { ++ .setattr = yaffs_setattr, ++}; ++ ++static const struct inode_operations yaffs_symlink_inode_operations = { ++ .readlink = yaffs_readlink, ++ .follow_link = yaffs_follow_link, ++ .setattr = yaffs_setattr, ++}; ++ ++static const struct inode_operations yaffs_dir_inode_operations = { ++ .create = yaffs_create, ++ .lookup = yaffs_lookup, ++ .link = yaffs_link, ++ .unlink = yaffs_unlink, ++ .symlink = yaffs_symlink, ++ .mkdir = yaffs_mkdir, ++ .rmdir = yaffs_unlink, ++ .mknod = yaffs_mknod, ++ .rename = yaffs_rename, ++ .setattr = yaffs_setattr, ++}; ++ ++static const struct file_operations yaffs_dir_operations = { ++ .read = generic_read_dir, ++ .readdir = yaffs_readdir, ++ .fsync = yaffs_sync_object, ++}; ++ ++static const struct super_operations yaffs_super_ops = { ++ .statfs = yaffs_statfs, ++ ++#ifndef YAFFS_USE_OWN_IGET ++ .read_inode = yaffs_read_inode, ++#endif ++#ifdef YAFFS_HAS_PUT_INODE ++ .put_inode = yaffs_put_inode, ++#endif ++ .put_super = yaffs_put_super, ++ .delete_inode = yaffs_delete_inode, ++ .clear_inode = yaffs_clear_inode, ++ .sync_fs = yaffs_sync_fs, ++ .write_super = yaffs_write_super, ++}; ++ ++static void yaffs_GrossLock(yaffs_Device *dev) ++{ ++ T(YAFFS_TRACE_OS, ("yaffs locking %p\n", current)); ++ down(&dev->grossLock); ++ T(YAFFS_TRACE_OS, ("yaffs locked %p\n", current)); ++} ++ ++static void yaffs_GrossUnlock(yaffs_Device *dev) ++{ ++ T(YAFFS_TRACE_OS, ("yaffs unlocking %p\n", current)); ++ up(&dev->grossLock); ++} ++ ++static int yaffs_readlink(struct dentry *dentry, char __user *buffer, ++ int buflen) ++{ ++ unsigned char *alias; ++ int ret; ++ ++ yaffs_Device *dev = yaffs_DentryToObject(dentry)->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ alias = yaffs_GetSymlinkAlias(yaffs_DentryToObject(dentry)); ++ ++ yaffs_GrossUnlock(dev); ++ ++ if (!alias) ++ return -ENOMEM; ++ ++ ret = vfs_readlink(dentry, buffer, buflen, alias); ++ kfree(alias); ++ return ret; ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 13)) ++static void *yaffs_follow_link(struct dentry *dentry, struct nameidata *nd) ++#else ++static int yaffs_follow_link(struct dentry *dentry, struct nameidata *nd) ++#endif ++{ ++ unsigned char *alias; ++ int ret; ++ yaffs_Device *dev = yaffs_DentryToObject(dentry)->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ alias = yaffs_GetSymlinkAlias(yaffs_DentryToObject(dentry)); ++ ++ yaffs_GrossUnlock(dev); ++ ++ if (!alias) { ++ ret = -ENOMEM; ++ goto out; ++ } ++ ++ ret = vfs_follow_link(nd, alias); ++ kfree(alias); ++out: ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 13)) ++ return ERR_PTR(ret); ++#else ++ return ret; ++#endif ++} ++ ++struct inode *yaffs_get_inode(struct super_block *sb, int mode, int dev, ++ yaffs_Object *obj); ++ ++/* ++ * Lookup is used to find objects in the fs ++ */ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry, ++ struct nameidata *n) ++#else ++static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry) ++#endif ++{ ++ yaffs_Object *obj; ++ struct inode *inode = NULL; /* NCB 2.5/2.6 needs NULL here */ ++ ++ yaffs_Device *dev = yaffs_InodeToObject(dir)->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_lookup for %d:%s\n", ++ yaffs_InodeToObject(dir)->objectId, dentry->d_name.name)); ++ ++ obj = yaffs_FindObjectByName(yaffs_InodeToObject(dir), ++ dentry->d_name.name); ++ ++ obj = yaffs_GetEquivalentObject(obj); /* in case it was a hardlink */ ++ ++ /* Can't hold gross lock when calling yaffs_get_inode() */ ++ yaffs_GrossUnlock(dev); ++ ++ if (obj) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_lookup found %d\n", obj->objectId)); ++ ++ inode = yaffs_get_inode(dir->i_sb, obj->yst_mode, 0, obj); ++ ++ if (inode) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_loookup dentry \n")); ++/* #if 0 asserted by NCB for 2.5/6 compatability - falls through to ++ * d_add even if NULL inode */ ++#if 0 ++ /*dget(dentry); // try to solve directory bug */ ++ d_add(dentry, inode); ++ ++ /* return dentry; */ ++ return NULL; ++#endif ++ } ++ ++ } else { ++ T(YAFFS_TRACE_OS, ("yaffs_lookup not found\n")); ++ ++ } ++ ++/* added NCB for 2.5/6 compatability - forces add even if inode is ++ * NULL which creates dentry hash */ ++ d_add(dentry, inode); ++ ++ return NULL; ++} ++ ++ ++#ifdef YAFFS_HAS_PUT_INODE ++ ++/* For now put inode is just for debugging ++ * Put inode is called when the inode **structure** is put. ++ */ ++static void yaffs_put_inode(struct inode *inode) ++{ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_put_inode: ino %d, count %d\n", (int)inode->i_ino, ++ atomic_read(&inode->i_count))); ++ ++} ++#endif ++ ++/* clear is called to tell the fs to release any per-inode data it holds */ ++static void yaffs_clear_inode(struct inode *inode) ++{ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ ++ obj = yaffs_InodeToObject(inode); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_clear_inode: ino %d, count %d %s\n", (int)inode->i_ino, ++ atomic_read(&inode->i_count), ++ obj ? "object exists" : "null object")); ++ ++ if (obj) { ++ dev = obj->myDev; ++ yaffs_GrossLock(dev); ++ ++ /* Clear the association between the inode and ++ * the yaffs_Object. ++ */ ++ obj->myInode = NULL; ++ yaffs_InodeToObjectLV(inode) = NULL; ++ ++ /* If the object freeing was deferred, then the real ++ * free happens now. ++ * This should fix the inode inconsistency problem. ++ */ ++ ++ yaffs_HandleDeferedFree(obj); ++ ++ yaffs_GrossUnlock(dev); ++ } ++ ++} ++ ++/* delete is called when the link count is zero and the inode ++ * is put (ie. nobody wants to know about it anymore, time to ++ * delete the file). ++ * NB Must call clear_inode() ++ */ ++static void yaffs_delete_inode(struct inode *inode) ++{ ++ yaffs_Object *obj = yaffs_InodeToObject(inode); ++ yaffs_Device *dev; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_delete_inode: ino %d, count %d %s\n", (int)inode->i_ino, ++ atomic_read(&inode->i_count), ++ obj ? "object exists" : "null object")); ++ ++ if (obj) { ++ dev = obj->myDev; ++ yaffs_GrossLock(dev); ++ yaffs_DeleteObject(obj); ++ yaffs_GrossUnlock(dev); ++ } ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 13)) ++ truncate_inode_pages(&inode->i_data, 0); ++#endif ++ clear_inode(inode); ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_file_flush(struct file *file, fl_owner_t id) ++#else ++static int yaffs_file_flush(struct file *file) ++#endif ++{ ++ yaffs_Object *obj = yaffs_DentryToObject(file->f_dentry); ++ ++ yaffs_Device *dev = obj->myDev; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_file_flush object %d (%s)\n", obj->objectId, ++ obj->dirty ? "dirty" : "clean")); ++ ++ yaffs_GrossLock(dev); ++ ++ yaffs_FlushFile(obj, 1); ++ ++ yaffs_GrossUnlock(dev); ++ ++ return 0; ++} ++ ++static int yaffs_readpage_nolock(struct file *f, struct page *pg) ++{ ++ /* Lifted from jffs2 */ ++ ++ yaffs_Object *obj; ++ unsigned char *pg_buf; ++ int ret; ++ ++ yaffs_Device *dev; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_readpage at %08x, size %08x\n", ++ (unsigned)(pg->index << PAGE_CACHE_SHIFT), ++ (unsigned)PAGE_CACHE_SIZE)); ++ ++ obj = yaffs_DentryToObject(f->f_dentry); ++ ++ dev = obj->myDev; ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ BUG_ON(!PageLocked(pg)); ++#else ++ if (!PageLocked(pg)) ++ PAGE_BUG(pg); ++#endif ++ ++ pg_buf = kmap(pg); ++ /* FIXME: Can kmap fail? */ ++ ++ yaffs_GrossLock(dev); ++ ++ ret = yaffs_ReadDataFromFile(obj, pg_buf, ++ pg->index << PAGE_CACHE_SHIFT, ++ PAGE_CACHE_SIZE); ++ ++ yaffs_GrossUnlock(dev); ++ ++ if (ret >= 0) ++ ret = 0; ++ ++ if (ret) { ++ ClearPageUptodate(pg); ++ SetPageError(pg); ++ } else { ++ SetPageUptodate(pg); ++ ClearPageError(pg); ++ } ++ ++ flush_dcache_page(pg); ++ kunmap(pg); ++ ++ T(YAFFS_TRACE_OS, ("yaffs_readpage done\n")); ++ return ret; ++} ++ ++static int yaffs_readpage_unlock(struct file *f, struct page *pg) ++{ ++ int ret = yaffs_readpage_nolock(f, pg); ++ UnlockPage(pg); ++ return ret; ++} ++ ++static int yaffs_readpage(struct file *f, struct page *pg) ++{ ++ return yaffs_readpage_unlock(f, pg); ++} ++ ++/* writepage inspired by/stolen from smbfs */ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_writepage(struct page *page, struct writeback_control *wbc) ++#else ++static int yaffs_writepage(struct page *page) ++#endif ++{ ++ struct address_space *mapping = page->mapping; ++ loff_t offset = (loff_t) page->index << PAGE_CACHE_SHIFT; ++ struct inode *inode; ++ unsigned long end_index; ++ char *buffer; ++ yaffs_Object *obj; ++ int nWritten = 0; ++ unsigned nBytes; ++ ++ if (!mapping) ++ BUG(); ++ inode = mapping->host; ++ if (!inode) ++ BUG(); ++ ++ if (offset > inode->i_size) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_writepage at %08x, inode size = %08x!!!\n", ++ (unsigned)(page->index << PAGE_CACHE_SHIFT), ++ (unsigned)inode->i_size)); ++ T(YAFFS_TRACE_OS, ++ (" -> don't care!!\n")); ++ unlock_page(page); ++ return 0; ++ } ++ ++ end_index = inode->i_size >> PAGE_CACHE_SHIFT; ++ ++ /* easy case */ ++ if (page->index < end_index) ++ nBytes = PAGE_CACHE_SIZE; ++ else ++ nBytes = inode->i_size & (PAGE_CACHE_SIZE - 1); ++ ++ get_page(page); ++ ++ buffer = kmap(page); ++ ++ obj = yaffs_InodeToObject(inode); ++ yaffs_GrossLock(obj->myDev); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_writepage at %08x, size %08x\n", ++ (unsigned)(page->index << PAGE_CACHE_SHIFT), nBytes)); ++ T(YAFFS_TRACE_OS, ++ ("writepag0: obj = %05x, ino = %05x\n", ++ (int)obj->variant.fileVariant.fileSize, (int)inode->i_size)); ++ ++ nWritten = yaffs_WriteDataToFile(obj, buffer, ++ page->index << PAGE_CACHE_SHIFT, nBytes, 0); ++ ++ T(YAFFS_TRACE_OS, ++ ("writepag1: obj = %05x, ino = %05x\n", ++ (int)obj->variant.fileVariant.fileSize, (int)inode->i_size)); ++ ++ yaffs_GrossUnlock(obj->myDev); ++ ++ kunmap(page); ++ SetPageUptodate(page); ++ UnlockPage(page); ++ put_page(page); ++ ++ return (nWritten == nBytes) ? 0 : -ENOSPC; ++} ++ ++ ++#if (YAFFS_USE_WRITE_BEGIN_END > 0) ++static int yaffs_write_begin(struct file *filp, struct address_space *mapping, ++ loff_t pos, unsigned len, unsigned flags, ++ struct page **pagep, void **fsdata) ++{ ++ struct page *pg = NULL; ++ pgoff_t index = pos >> PAGE_CACHE_SHIFT; ++ uint32_t offset = pos & (PAGE_CACHE_SIZE - 1); ++ uint32_t to = offset + len; ++ ++ int ret = 0; ++ int space_held = 0; ++ ++ T(YAFFS_TRACE_OS, ("start yaffs_write_begin\n")); ++ /* Get a page */ ++#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 28) ++ pg = grab_cache_page_write_begin(mapping, index, flags); ++#else ++ pg = __grab_cache_page(mapping, index); ++#endif ++ ++ *pagep = pg; ++ if (!pg) { ++ ret = -ENOMEM; ++ goto out; ++ } ++ /* Get fs space */ ++ space_held = yaffs_hold_space(filp); ++ ++ if (!space_held) { ++ ret = -ENOSPC; ++ goto out; ++ } ++ ++ /* Update page if required */ ++ ++ if (!Page_Uptodate(pg) && (offset || to < PAGE_CACHE_SIZE)) ++ ret = yaffs_readpage_nolock(filp, pg); ++ ++ if (ret) ++ goto out; ++ ++ /* Happy path return */ ++ T(YAFFS_TRACE_OS, ("end yaffs_write_begin - ok\n")); ++ ++ return 0; ++ ++out: ++ T(YAFFS_TRACE_OS, ("end yaffs_write_begin fail returning %d\n", ret)); ++ if (space_held) ++ yaffs_release_space(filp); ++ if (pg) { ++ unlock_page(pg); ++ page_cache_release(pg); ++ } ++ return ret; ++} ++ ++#else ++ ++static int yaffs_prepare_write(struct file *f, struct page *pg, ++ unsigned offset, unsigned to) ++{ ++ T(YAFFS_TRACE_OS, ("yaffs_prepair_write\n")); ++ ++ if (!Page_Uptodate(pg) && (offset || to < PAGE_CACHE_SIZE)) ++ return yaffs_readpage_nolock(f, pg); ++ return 0; ++} ++#endif ++ ++#if (YAFFS_USE_WRITE_BEGIN_END > 0) ++static int yaffs_write_end(struct file *filp, struct address_space *mapping, ++ loff_t pos, unsigned len, unsigned copied, ++ struct page *pg, void *fsdadata) ++{ ++ int ret = 0; ++ void *addr, *kva; ++ uint32_t offset_into_page = pos & (PAGE_CACHE_SIZE - 1); ++ ++ kva = kmap(pg); ++ addr = kva + offset_into_page; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_write_end addr %x pos %x nBytes %d\n", ++ (unsigned) addr, ++ (int)pos, copied)); ++ ++ ret = yaffs_file_write(filp, addr, copied, &pos); ++ ++ if (ret != copied) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_write_end not same size ret %d copied %d\n", ++ ret, copied)); ++ SetPageError(pg); ++ ClearPageUptodate(pg); ++ } else { ++ SetPageUptodate(pg); ++ } ++ ++ kunmap(pg); ++ ++ yaffs_release_space(filp); ++ unlock_page(pg); ++ page_cache_release(pg); ++ return ret; ++} ++#else ++ ++static int yaffs_commit_write(struct file *f, struct page *pg, unsigned offset, ++ unsigned to) ++{ ++ void *addr, *kva; ++ ++ loff_t pos = (((loff_t) pg->index) << PAGE_CACHE_SHIFT) + offset; ++ int nBytes = to - offset; ++ int nWritten; ++ ++ unsigned spos = pos; ++ unsigned saddr; ++ ++ kva = kmap(pg); ++ addr = kva + offset; ++ ++ saddr = (unsigned) addr; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_commit_write addr %x pos %x nBytes %d\n", ++ saddr, spos, nBytes)); ++ ++ nWritten = yaffs_file_write(f, addr, nBytes, &pos); ++ ++ if (nWritten != nBytes) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_commit_write not same size nWritten %d nBytes %d\n", ++ nWritten, nBytes)); ++ SetPageError(pg); ++ ClearPageUptodate(pg); ++ } else { ++ SetPageUptodate(pg); ++ } ++ ++ kunmap(pg); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_commit_write returning %d\n", ++ nWritten == nBytes ? 0 : nWritten)); ++ ++ return nWritten == nBytes ? 0 : nWritten; ++} ++#endif ++ ++ ++static void yaffs_FillInodeFromObject(struct inode *inode, yaffs_Object *obj) ++{ ++ if (inode && obj) { ++ ++ ++ /* Check mode against the variant type and attempt to repair if broken. */ ++ __u32 mode = obj->yst_mode; ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ if (!S_ISREG(mode)) { ++ obj->yst_mode &= ~S_IFMT; ++ obj->yst_mode |= S_IFREG; ++ } ++ ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ if (!S_ISLNK(mode)) { ++ obj->yst_mode &= ~S_IFMT; ++ obj->yst_mode |= S_IFLNK; ++ } ++ ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ if (!S_ISDIR(mode)) { ++ obj->yst_mode &= ~S_IFMT; ++ obj->yst_mode |= S_IFDIR; ++ } ++ ++ break; ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ default: ++ /* TODO? */ ++ break; ++ } ++ ++ inode->i_flags |= S_NOATIME; ++ ++ inode->i_ino = obj->objectId; ++ inode->i_mode = obj->yst_mode; ++ inode->i_uid = obj->yst_uid; ++ inode->i_gid = obj->yst_gid; ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) ++ inode->i_blksize = inode->i_sb->s_blocksize; ++#endif ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ ++ inode->i_rdev = old_decode_dev(obj->yst_rdev); ++ inode->i_atime.tv_sec = (time_t) (obj->yst_atime); ++ inode->i_atime.tv_nsec = 0; ++ inode->i_mtime.tv_sec = (time_t) obj->yst_mtime; ++ inode->i_mtime.tv_nsec = 0; ++ inode->i_ctime.tv_sec = (time_t) obj->yst_ctime; ++ inode->i_ctime.tv_nsec = 0; ++#else ++ inode->i_rdev = obj->yst_rdev; ++ inode->i_atime = obj->yst_atime; ++ inode->i_mtime = obj->yst_mtime; ++ inode->i_ctime = obj->yst_ctime; ++#endif ++ inode->i_size = yaffs_GetObjectFileLength(obj); ++ inode->i_blocks = (inode->i_size + 511) >> 9; ++ ++ inode->i_nlink = yaffs_GetObjectLinkCount(obj); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_FillInode mode %x uid %d gid %d size %d count %d\n", ++ inode->i_mode, inode->i_uid, inode->i_gid, ++ (int)inode->i_size, atomic_read(&inode->i_count))); ++ ++ switch (obj->yst_mode & S_IFMT) { ++ default: /* fifo, device or socket */ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ init_special_inode(inode, obj->yst_mode, ++ old_decode_dev(obj->yst_rdev)); ++#else ++ init_special_inode(inode, obj->yst_mode, ++ (dev_t) (obj->yst_rdev)); ++#endif ++ break; ++ case S_IFREG: /* file */ ++ inode->i_op = &yaffs_file_inode_operations; ++ inode->i_fop = &yaffs_file_operations; ++ inode->i_mapping->a_ops = ++ &yaffs_file_address_operations; ++ break; ++ case S_IFDIR: /* directory */ ++ inode->i_op = &yaffs_dir_inode_operations; ++ inode->i_fop = &yaffs_dir_operations; ++ break; ++ case S_IFLNK: /* symlink */ ++ inode->i_op = &yaffs_symlink_inode_operations; ++ break; ++ } ++ ++ yaffs_InodeToObjectLV(inode) = obj; ++ ++ obj->myInode = inode; ++ ++ } else { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_FileInode invalid parameters\n")); ++ } ++ ++} ++ ++struct inode *yaffs_get_inode(struct super_block *sb, int mode, int dev, ++ yaffs_Object *obj) ++{ ++ struct inode *inode; ++ ++ if (!sb) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_get_inode for NULL super_block!!\n")); ++ return NULL; ++ ++ } ++ ++ if (!obj) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_get_inode for NULL object!!\n")); ++ return NULL; ++ ++ } ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_get_inode for object %d\n", obj->objectId)); ++ ++ inode = Y_IGET(sb, obj->objectId); ++ if (IS_ERR(inode)) ++ return NULL; ++ ++ /* NB Side effect: iget calls back to yaffs_read_inode(). */ ++ /* iget also increments the inode's i_count */ ++ /* NB You can't be holding grossLock or deadlock will happen! */ ++ ++ return inode; ++} ++ ++static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n, ++ loff_t *pos) ++{ ++ yaffs_Object *obj; ++ int nWritten, ipos; ++ struct inode *inode; ++ yaffs_Device *dev; ++ ++ obj = yaffs_DentryToObject(f->f_dentry); ++ ++ dev = obj->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ inode = f->f_dentry->d_inode; ++ ++ if (!S_ISBLK(inode->i_mode) && f->f_flags & O_APPEND) ++ ipos = inode->i_size; ++ else ++ ipos = *pos; ++ ++ if (!obj) ++ T(YAFFS_TRACE_OS, ++ ("yaffs_file_write: hey obj is null!\n")); ++ else ++ T(YAFFS_TRACE_OS, ++ ("yaffs_file_write about to write writing %zu bytes" ++ "to object %d at %d\n", ++ n, obj->objectId, ipos)); ++ ++ nWritten = yaffs_WriteDataToFile(obj, buf, ipos, n, 0); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_file_write writing %zu bytes, %d written at %d\n", ++ n, nWritten, ipos)); ++ ++ if (nWritten > 0) { ++ ipos += nWritten; ++ *pos = ipos; ++ if (ipos > inode->i_size) { ++ inode->i_size = ipos; ++ inode->i_blocks = (ipos + 511) >> 9; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_file_write size updated to %d bytes, " ++ "%d blocks\n", ++ ipos, (int)(inode->i_blocks))); ++ } ++ ++ } ++ yaffs_GrossUnlock(dev); ++ return nWritten == 0 ? -ENOSPC : nWritten; ++} ++ ++/* Space holding and freeing is done to ensure we have space available for write_begin/end */ ++/* For now we just assume few parallel writes and check against a small number. */ ++/* Todo: need to do this with a counter to handle parallel reads better */ ++ ++static ssize_t yaffs_hold_space(struct file *f) ++{ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ ++ int nFreeChunks; ++ ++ ++ obj = yaffs_DentryToObject(f->f_dentry); ++ ++ dev = obj->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ nFreeChunks = yaffs_GetNumberOfFreeChunks(dev); ++ ++ yaffs_GrossUnlock(dev); ++ ++ return (nFreeChunks > 20) ? 1 : 0; ++} ++ ++static void yaffs_release_space(struct file *f) ++{ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ ++ ++ obj = yaffs_DentryToObject(f->f_dentry); ++ ++ dev = obj->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ ++ yaffs_GrossUnlock(dev); ++} ++ ++static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir) ++{ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ struct inode *inode = f->f_dentry->d_inode; ++ unsigned long offset, curoffs; ++ struct ylist_head *i; ++ yaffs_Object *l; ++ ++ char name[YAFFS_MAX_NAME_LENGTH + 1]; ++ ++ obj = yaffs_DentryToObject(f->f_dentry); ++ dev = obj->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ offset = f->f_pos; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_readdir: starting at %d\n", (int)offset)); ++ ++ if (offset == 0) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_readdir: entry . ino %d \n", ++ (int)inode->i_ino)); ++ if (filldir(dirent, ".", 1, offset, inode->i_ino, DT_DIR) < 0) ++ goto out; ++ offset++; ++ f->f_pos++; ++ } ++ if (offset == 1) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_readdir: entry .. ino %d \n", ++ (int)f->f_dentry->d_parent->d_inode->i_ino)); ++ if (filldir(dirent, "..", 2, offset, ++ f->f_dentry->d_parent->d_inode->i_ino, DT_DIR) < 0) ++ goto out; ++ offset++; ++ f->f_pos++; ++ } ++ ++ curoffs = 1; ++ ++ /* If the directory has changed since the open or last call to ++ readdir, rewind to after the 2 canned entries. */ ++ ++ if (f->f_version != inode->i_version) { ++ offset = 2; ++ f->f_pos = offset; ++ f->f_version = inode->i_version; ++ } ++ ++ ylist_for_each(i, &obj->variant.directoryVariant.children) { ++ curoffs++; ++ if (curoffs >= offset) { ++ l = ylist_entry(i, yaffs_Object, siblings); ++ ++ yaffs_GetObjectName(l, name, ++ YAFFS_MAX_NAME_LENGTH + 1); ++ T(YAFFS_TRACE_OS, ++ ("yaffs_readdir: %s inode %d\n", name, ++ yaffs_GetObjectInode(l))); ++ ++ if (filldir(dirent, ++ name, ++ strlen(name), ++ offset, ++ yaffs_GetObjectInode(l), ++ yaffs_GetObjectType(l)) < 0) ++ goto up_and_out; ++ ++ offset++; ++ f->f_pos++; ++ } ++ } ++ ++up_and_out: ++out: ++ yaffs_GrossUnlock(dev); ++ ++ return 0; ++} ++ ++/* ++ * File creation. Allocate an inode, and we're done.. ++ */ ++ ++#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 29) ++#define YCRED(x) x ++#else ++#define YCRED(x) (x->cred) ++#endif ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode, ++ dev_t rdev) ++#else ++static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode, ++ int rdev) ++#endif ++{ ++ struct inode *inode; ++ ++ yaffs_Object *obj = NULL; ++ yaffs_Device *dev; ++ ++ yaffs_Object *parent = yaffs_InodeToObject(dir); ++ ++ int error = -ENOSPC; ++ uid_t uid = YCRED(current)->fsuid; ++ gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ ++ if ((dir->i_mode & S_ISGID) && S_ISDIR(mode)) ++ mode |= S_ISGID; ++ ++ if (parent) { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_mknod: parent object %d type %d\n", ++ parent->objectId, parent->variantType)); ++ } else { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_mknod: could not get parent object\n")); ++ return -EPERM; ++ } ++ ++ T(YAFFS_TRACE_OS, ("yaffs_mknod: making oject for %s, " ++ "mode %x dev %x\n", ++ dentry->d_name.name, mode, rdev)); ++ ++ dev = parent->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ switch (mode & S_IFMT) { ++ default: ++ /* Special (socket, fifo, device...) */ ++ T(YAFFS_TRACE_OS, ("yaffs_mknod: making special\n")); ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ obj = yaffs_MknodSpecial(parent, dentry->d_name.name, mode, uid, ++ gid, old_encode_dev(rdev)); ++#else ++ obj = yaffs_MknodSpecial(parent, dentry->d_name.name, mode, uid, ++ gid, rdev); ++#endif ++ break; ++ case S_IFREG: /* file */ ++ T(YAFFS_TRACE_OS, ("yaffs_mknod: making file\n")); ++ obj = yaffs_MknodFile(parent, dentry->d_name.name, mode, uid, ++ gid); ++ break; ++ case S_IFDIR: /* directory */ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_mknod: making directory\n")); ++ obj = yaffs_MknodDirectory(parent, dentry->d_name.name, mode, ++ uid, gid); ++ break; ++ case S_IFLNK: /* symlink */ ++ T(YAFFS_TRACE_OS, ("yaffs_mknod: making symlink\n")); ++ obj = NULL; /* Do we ever get here? */ ++ break; ++ } ++ ++ /* Can not call yaffs_get_inode() with gross lock held */ ++ yaffs_GrossUnlock(dev); ++ ++ if (obj) { ++ inode = yaffs_get_inode(dir->i_sb, mode, rdev, obj); ++ d_instantiate(dentry, inode); ++ T(YAFFS_TRACE_OS, ++ ("yaffs_mknod created object %d count = %d\n", ++ obj->objectId, atomic_read(&inode->i_count))); ++ error = 0; ++ } else { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_mknod failed making object\n")); ++ error = -ENOMEM; ++ } ++ ++ return error; ++} ++ ++static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode) ++{ ++ int retVal; ++ T(YAFFS_TRACE_OS, ("yaffs_mkdir\n")); ++ retVal = yaffs_mknod(dir, dentry, mode | S_IFDIR, 0); ++ return retVal; ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode, ++ struct nameidata *n) ++#else ++static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode) ++#endif ++{ ++ T(YAFFS_TRACE_OS, ("yaffs_create\n")); ++ return yaffs_mknod(dir, dentry, mode | S_IFREG, 0); ++} ++ ++static int yaffs_unlink(struct inode *dir, struct dentry *dentry) ++{ ++ int retVal; ++ ++ yaffs_Device *dev; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_unlink %d:%s\n", (int)(dir->i_ino), ++ dentry->d_name.name)); ++ ++ dev = yaffs_InodeToObject(dir)->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ retVal = yaffs_Unlink(yaffs_InodeToObject(dir), dentry->d_name.name); ++ ++ if (retVal == YAFFS_OK) { ++ dentry->d_inode->i_nlink--; ++ dir->i_version++; ++ yaffs_GrossUnlock(dev); ++ mark_inode_dirty(dentry->d_inode); ++ return 0; ++ } ++ yaffs_GrossUnlock(dev); ++ return -ENOTEMPTY; ++} ++ ++/* ++ * Create a link... ++ */ ++static int yaffs_link(struct dentry *old_dentry, struct inode *dir, ++ struct dentry *dentry) ++{ ++ struct inode *inode = old_dentry->d_inode; ++ yaffs_Object *obj = NULL; ++ yaffs_Object *link = NULL; ++ yaffs_Device *dev; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_link\n")); ++ ++ obj = yaffs_InodeToObject(inode); ++ dev = obj->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ if (!S_ISDIR(inode->i_mode)) /* Don't link directories */ ++ link = yaffs_Link(yaffs_InodeToObject(dir), dentry->d_name.name, ++ obj); ++ ++ if (link) { ++ old_dentry->d_inode->i_nlink = yaffs_GetObjectLinkCount(obj); ++ d_instantiate(dentry, old_dentry->d_inode); ++ atomic_inc(&old_dentry->d_inode->i_count); ++ T(YAFFS_TRACE_OS, ++ ("yaffs_link link count %d i_count %d\n", ++ old_dentry->d_inode->i_nlink, ++ atomic_read(&old_dentry->d_inode->i_count))); ++ } ++ ++ yaffs_GrossUnlock(dev); ++ ++ if (link) ++ return 0; ++ ++ return -EPERM; ++} ++ ++static int yaffs_symlink(struct inode *dir, struct dentry *dentry, ++ const char *symname) ++{ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ uid_t uid = YCRED(current)->fsuid; ++ gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_symlink\n")); ++ ++ dev = yaffs_InodeToObject(dir)->myDev; ++ yaffs_GrossLock(dev); ++ obj = yaffs_MknodSymLink(yaffs_InodeToObject(dir), dentry->d_name.name, ++ S_IFLNK | S_IRWXUGO, uid, gid, symname); ++ yaffs_GrossUnlock(dev); ++ ++ if (obj) { ++ struct inode *inode; ++ ++ inode = yaffs_get_inode(dir->i_sb, obj->yst_mode, 0, obj); ++ d_instantiate(dentry, inode); ++ T(YAFFS_TRACE_OS, ("symlink created OK\n")); ++ return 0; ++ } else { ++ T(YAFFS_TRACE_OS, ("symlink not created\n")); ++ } ++ ++ return -ENOMEM; ++} ++ ++static int yaffs_sync_object(struct file *file, struct dentry *dentry, ++ int datasync) ++{ ++ ++ yaffs_Object *obj; ++ yaffs_Device *dev; ++ ++ obj = yaffs_DentryToObject(dentry); ++ ++ dev = obj->myDev; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_sync_object\n")); ++ yaffs_GrossLock(dev); ++ yaffs_FlushFile(obj, 1); ++ yaffs_GrossUnlock(dev); ++ return 0; ++} ++ ++/* ++ * The VFS layer already does all the dentry stuff for rename. ++ * ++ * NB: POSIX says you can rename an object over an old object of the same name ++ */ ++static int yaffs_rename(struct inode *old_dir, struct dentry *old_dentry, ++ struct inode *new_dir, struct dentry *new_dentry) ++{ ++ yaffs_Device *dev; ++ int retVal = YAFFS_FAIL; ++ yaffs_Object *target; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_rename\n")); ++ dev = yaffs_InodeToObject(old_dir)->myDev; ++ ++ yaffs_GrossLock(dev); ++ ++ /* Check if the target is an existing directory that is not empty. */ ++ target = yaffs_FindObjectByName(yaffs_InodeToObject(new_dir), ++ new_dentry->d_name.name); ++ ++ ++ ++ if (target && target->variantType == YAFFS_OBJECT_TYPE_DIRECTORY && ++ !ylist_empty(&target->variant.directoryVariant.children)) { ++ ++ T(YAFFS_TRACE_OS, ("target is non-empty dir\n")); ++ ++ retVal = YAFFS_FAIL; ++ } else { ++ /* Now does unlinking internally using shadowing mechanism */ ++ T(YAFFS_TRACE_OS, ("calling yaffs_RenameObject\n")); ++ ++ retVal = yaffs_RenameObject(yaffs_InodeToObject(old_dir), ++ old_dentry->d_name.name, ++ yaffs_InodeToObject(new_dir), ++ new_dentry->d_name.name); ++ } ++ yaffs_GrossUnlock(dev); ++ ++ if (retVal == YAFFS_OK) { ++ if (target) { ++ new_dentry->d_inode->i_nlink--; ++ mark_inode_dirty(new_dentry->d_inode); ++ } ++ ++ return 0; ++ } else { ++ return -ENOTEMPTY; ++ } ++} ++ ++static int yaffs_setattr(struct dentry *dentry, struct iattr *attr) ++{ ++ struct inode *inode = dentry->d_inode; ++ int error; ++ yaffs_Device *dev; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_setattr of object %d\n", ++ yaffs_InodeToObject(inode)->objectId)); ++ ++ error = inode_change_ok(inode, attr); ++ if (error == 0) { ++ dev = yaffs_InodeToObject(inode)->myDev; ++ yaffs_GrossLock(dev); ++ if (yaffs_SetAttributes(yaffs_InodeToObject(inode), attr) == ++ YAFFS_OK) { ++ error = 0; ++ } else { ++ error = -EPERM; ++ } ++ yaffs_GrossUnlock(dev); ++ if (!error) ++ error = inode_setattr(inode, attr); ++ } ++ return error; ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_statfs(struct dentry *dentry, struct kstatfs *buf) ++{ ++ yaffs_Device *dev = yaffs_DentryToObject(dentry)->myDev; ++ struct super_block *sb = dentry->d_sb; ++#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_statfs(struct super_block *sb, struct kstatfs *buf) ++{ ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++#else ++static int yaffs_statfs(struct super_block *sb, struct statfs *buf) ++{ ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++#endif ++ ++ T(YAFFS_TRACE_OS, ("yaffs_statfs\n")); ++ ++ yaffs_GrossLock(dev); ++ ++ buf->f_type = YAFFS_MAGIC; ++ buf->f_bsize = sb->s_blocksize; ++ buf->f_namelen = 255; ++ ++ if (dev->nDataBytesPerChunk & (dev->nDataBytesPerChunk - 1)) { ++ /* Do this if chunk size is not a power of 2 */ ++ ++ uint64_t bytesInDev; ++ uint64_t bytesFree; ++ ++ bytesInDev = ((uint64_t)((dev->endBlock - dev->startBlock + 1))) * ++ ((uint64_t)(dev->nChunksPerBlock * dev->nDataBytesPerChunk)); ++ ++ do_div(bytesInDev, sb->s_blocksize); /* bytesInDev becomes the number of blocks */ ++ buf->f_blocks = bytesInDev; ++ ++ bytesFree = ((uint64_t)(yaffs_GetNumberOfFreeChunks(dev))) * ++ ((uint64_t)(dev->nDataBytesPerChunk)); ++ ++ do_div(bytesFree, sb->s_blocksize); ++ ++ buf->f_bfree = bytesFree; ++ ++ } else if (sb->s_blocksize > dev->nDataBytesPerChunk) { ++ ++ buf->f_blocks = ++ (dev->endBlock - dev->startBlock + 1) * ++ dev->nChunksPerBlock / ++ (sb->s_blocksize / dev->nDataBytesPerChunk); ++ buf->f_bfree = ++ yaffs_GetNumberOfFreeChunks(dev) / ++ (sb->s_blocksize / dev->nDataBytesPerChunk); ++ } else { ++ buf->f_blocks = ++ (dev->endBlock - dev->startBlock + 1) * ++ dev->nChunksPerBlock * ++ (dev->nDataBytesPerChunk / sb->s_blocksize); ++ ++ buf->f_bfree = ++ yaffs_GetNumberOfFreeChunks(dev) * ++ (dev->nDataBytesPerChunk / sb->s_blocksize); ++ } ++ ++ buf->f_files = 0; ++ buf->f_ffree = 0; ++ buf->f_bavail = buf->f_bfree; ++ ++ yaffs_GrossUnlock(dev); ++ return 0; ++} ++ ++ ++static int yaffs_do_sync_fs(struct super_block *sb) ++{ ++ ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++ T(YAFFS_TRACE_OS, ("yaffs_do_sync_fs\n")); ++ ++ if (sb->s_dirt) { ++ yaffs_GrossLock(dev); ++ ++ if (dev) { ++ yaffs_FlushEntireDeviceCache(dev); ++ yaffs_CheckpointSave(dev); ++ } ++ ++ yaffs_GrossUnlock(dev); ++ ++ sb->s_dirt = 0; ++ } ++ return 0; ++} ++ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static void yaffs_write_super(struct super_block *sb) ++#else ++static int yaffs_write_super(struct super_block *sb) ++#endif ++{ ++ ++ T(YAFFS_TRACE_OS, ("yaffs_write_super\n")); ++ if (yaffs_auto_checkpoint >= 2) ++ yaffs_do_sync_fs(sb); ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)) ++ return 0; ++#endif ++} ++ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_sync_fs(struct super_block *sb, int wait) ++#else ++static int yaffs_sync_fs(struct super_block *sb) ++#endif ++{ ++ T(YAFFS_TRACE_OS, ("yaffs_sync_fs\n")); ++ ++ if (yaffs_auto_checkpoint >= 1) ++ yaffs_do_sync_fs(sb); ++ ++ return 0; ++} ++ ++#ifdef YAFFS_USE_OWN_IGET ++ ++static struct inode *yaffs_iget(struct super_block *sb, unsigned long ino) ++{ ++ struct inode *inode; ++ yaffs_Object *obj; ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_iget for %lu\n", ino)); ++ ++ inode = iget_locked(sb, ino); ++ if (!inode) ++ return ERR_PTR(-ENOMEM); ++ if (!(inode->i_state & I_NEW)) ++ return inode; ++ ++ /* NB This is called as a side effect of other functions, but ++ * we had to release the lock to prevent deadlocks, so ++ * need to lock again. ++ */ ++ ++ yaffs_GrossLock(dev); ++ ++ obj = yaffs_FindObjectByNumber(dev, inode->i_ino); ++ ++ yaffs_FillInodeFromObject(inode, obj); ++ ++ yaffs_GrossUnlock(dev); ++ ++ unlock_new_inode(inode); ++ return inode; ++} ++ ++#else ++ ++static void yaffs_read_inode(struct inode *inode) ++{ ++ /* NB This is called as a side effect of other functions, but ++ * we had to release the lock to prevent deadlocks, so ++ * need to lock again. ++ */ ++ ++ yaffs_Object *obj; ++ yaffs_Device *dev = yaffs_SuperToDevice(inode->i_sb); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_read_inode for %d\n", (int)inode->i_ino)); ++ ++ yaffs_GrossLock(dev); ++ ++ obj = yaffs_FindObjectByNumber(dev, inode->i_ino); ++ ++ yaffs_FillInodeFromObject(inode, obj); ++ ++ yaffs_GrossUnlock(dev); ++} ++ ++#endif ++ ++static YLIST_HEAD(yaffs_dev_list); ++ ++#if 0 /* not used */ ++static int yaffs_remount_fs(struct super_block *sb, int *flags, char *data) ++{ ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++ ++ if (*flags & MS_RDONLY) { ++ struct mtd_info *mtd = yaffs_SuperToDevice(sb)->genericDevice; ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_remount_fs: %s: RO\n", dev->name)); ++ ++ yaffs_GrossLock(dev); ++ ++ yaffs_FlushEntireDeviceCache(dev); ++ ++ yaffs_CheckpointSave(dev); ++ ++ if (mtd->sync) ++ mtd->sync(mtd); ++ ++ yaffs_GrossUnlock(dev); ++ } else { ++ T(YAFFS_TRACE_OS, ++ ("yaffs_remount_fs: %s: RW\n", dev->name)); ++ } ++ ++ return 0; ++} ++#endif ++ ++static void yaffs_put_super(struct super_block *sb) ++{ ++ yaffs_Device *dev = yaffs_SuperToDevice(sb); ++ ++ T(YAFFS_TRACE_OS, ("yaffs_put_super\n")); ++ ++ yaffs_GrossLock(dev); ++ ++ yaffs_FlushEntireDeviceCache(dev); ++ ++ yaffs_CheckpointSave(dev); ++ ++ if (dev->putSuperFunc) ++ dev->putSuperFunc(sb); ++ ++ yaffs_Deinitialise(dev); ++ ++ yaffs_GrossUnlock(dev); ++ ++ /* we assume this is protected by lock_kernel() in mount/umount */ ++ ylist_del(&dev->devList); ++ ++ if (dev->spareBuffer) { ++ YFREE(dev->spareBuffer); ++ dev->spareBuffer = NULL; ++ } ++ ++ kfree(dev); ++} ++ ++ ++static void yaffs_MTDPutSuper(struct super_block *sb) ++{ ++ struct mtd_info *mtd = yaffs_SuperToDevice(sb)->genericDevice; ++ ++ if (mtd->sync) ++ mtd->sync(mtd); ++ ++ put_mtd_device(mtd); ++} ++ ++ ++static void yaffs_MarkSuperBlockDirty(void *vsb) ++{ ++ struct super_block *sb = (struct super_block *)vsb; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_MarkSuperBlockDirty() sb = %p\n", sb)); ++ if (sb) ++ sb->s_dirt = 1; ++} ++ ++typedef struct { ++ int inband_tags; ++ int skip_checkpoint_read; ++ int skip_checkpoint_write; ++ int no_cache; ++} yaffs_options; ++ ++#define MAX_OPT_LEN 20 ++static int yaffs_parse_options(yaffs_options *options, const char *options_str) ++{ ++ char cur_opt[MAX_OPT_LEN + 1]; ++ int p; ++ int error = 0; ++ ++ /* Parse through the options which is a comma seperated list */ ++ ++ while (options_str && *options_str && !error) { ++ memset(cur_opt, 0, MAX_OPT_LEN + 1); ++ p = 0; ++ ++ while (*options_str && *options_str != ',') { ++ if (p < MAX_OPT_LEN) { ++ cur_opt[p] = *options_str; ++ p++; ++ } ++ options_str++; ++ } ++ ++ if (!strcmp(cur_opt, "inband-tags")) ++ options->inband_tags = 1; ++ else if (!strcmp(cur_opt, "no-cache")) ++ options->no_cache = 1; ++ else if (!strcmp(cur_opt, "no-checkpoint-read")) ++ options->skip_checkpoint_read = 1; ++ else if (!strcmp(cur_opt, "no-checkpoint-write")) ++ options->skip_checkpoint_write = 1; ++ else if (!strcmp(cur_opt, "no-checkpoint")) { ++ options->skip_checkpoint_read = 1; ++ options->skip_checkpoint_write = 1; ++ } else { ++ printk(KERN_INFO "yaffs: Bad mount option \"%s\"\n", ++ cur_opt); ++ error = 1; ++ } ++ } ++ ++ return error; ++} ++ ++static struct super_block *yaffs_internal_read_super(int yaffsVersion, ++ struct super_block *sb, ++ void *data, int silent) ++{ ++ int nBlocks; ++ struct inode *inode = NULL; ++ struct dentry *root; ++ yaffs_Device *dev = 0; ++ char devname_buf[BDEVNAME_SIZE + 1]; ++ struct mtd_info *mtd; ++ int err; ++ char *data_str = (char *)data; ++ ++ yaffs_options options; ++ ++ sb->s_magic = YAFFS_MAGIC; ++ sb->s_op = &yaffs_super_ops; ++ sb->s_flags |= MS_NOATIME; ++ ++ if (!sb) ++ printk(KERN_INFO "yaffs: sb is NULL\n"); ++ else if (!sb->s_dev) ++ printk(KERN_INFO "yaffs: sb->s_dev is NULL\n"); ++ else if (!yaffs_devname(sb, devname_buf)) ++ printk(KERN_INFO "yaffs: devname is NULL\n"); ++ else ++ printk(KERN_INFO "yaffs: dev is %d name is \"%s\"\n", ++ sb->s_dev, ++ yaffs_devname(sb, devname_buf)); ++ ++ if (!data_str) ++ data_str = ""; ++ ++ printk(KERN_INFO "yaffs: passed flags \"%s\"\n", data_str); ++ ++ memset(&options, 0, sizeof(options)); ++ ++ if (yaffs_parse_options(&options, data_str)) { ++ /* Option parsing failed */ ++ return NULL; ++ } ++ ++ ++ sb->s_blocksize = PAGE_CACHE_SIZE; ++ sb->s_blocksize_bits = PAGE_CACHE_SHIFT; ++ T(YAFFS_TRACE_OS, ("yaffs_read_super: Using yaffs%d\n", yaffsVersion)); ++ T(YAFFS_TRACE_OS, ++ ("yaffs_read_super: block size %d\n", (int)(sb->s_blocksize))); ++ ++#ifdef CONFIG_YAFFS_DISABLE_WRITE_VERIFY ++ T(YAFFS_TRACE_OS, ++ ("yaffs: Write verification disabled. All guarantees " ++ "null and void\n")); ++#endif ++ ++ T(YAFFS_TRACE_ALWAYS, ("yaffs: Attempting MTD mount on %u.%u, " ++ "\"%s\"\n", ++ MAJOR(sb->s_dev), MINOR(sb->s_dev), ++ yaffs_devname(sb, devname_buf))); ++ ++ /* Check it's an mtd device..... */ ++ if (MAJOR(sb->s_dev) != MTD_BLOCK_MAJOR) ++ return NULL; /* This isn't an mtd device */ ++ ++ /* Get the device */ ++ mtd = get_mtd_device(NULL, MINOR(sb->s_dev)); ++ if (!mtd) { ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device #%u doesn't appear to exist\n", ++ MINOR(sb->s_dev))); ++ return NULL; ++ } ++ /* Check it's NAND */ ++ if (mtd->type != MTD_NANDFLASH) { ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device is not NAND it's type %d\n", mtd->type)); ++ return NULL; ++ } ++ ++ T(YAFFS_TRACE_OS, (" erase %p\n", mtd->erase)); ++ T(YAFFS_TRACE_OS, (" read %p\n", mtd->read)); ++ T(YAFFS_TRACE_OS, (" write %p\n", mtd->write)); ++ T(YAFFS_TRACE_OS, (" readoob %p\n", mtd->read_oob)); ++ T(YAFFS_TRACE_OS, (" writeoob %p\n", mtd->write_oob)); ++ T(YAFFS_TRACE_OS, (" block_isbad %p\n", mtd->block_isbad)); ++ T(YAFFS_TRACE_OS, (" block_markbad %p\n", mtd->block_markbad)); ++ T(YAFFS_TRACE_OS, (" %s %d\n", WRITE_SIZE_STR, WRITE_SIZE(mtd))); ++ T(YAFFS_TRACE_OS, (" oobsize %d\n", mtd->oobsize)); ++ T(YAFFS_TRACE_OS, (" erasesize %d\n", mtd->erasesize)); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 29) ++ T(YAFFS_TRACE_OS, (" size %u\n", mtd->size)); ++#else ++ T(YAFFS_TRACE_OS, (" size %lld\n", mtd->size)); ++#endif ++ ++#ifdef CONFIG_YAFFS_AUTO_YAFFS2 ++ ++ if (yaffsVersion == 1 && WRITE_SIZE(mtd) >= 2048) { ++ T(YAFFS_TRACE_ALWAYS, ("yaffs: auto selecting yaffs2\n")); ++ yaffsVersion = 2; ++ } ++ ++ /* Added NCB 26/5/2006 for completeness */ ++ if (yaffsVersion == 2 && !options.inband_tags && WRITE_SIZE(mtd) == 512) { ++ T(YAFFS_TRACE_ALWAYS, ("yaffs: auto selecting yaffs1\n")); ++ yaffsVersion = 1; ++ } ++ ++#endif ++ ++ if (yaffsVersion == 2) { ++ /* Check for version 2 style functions */ ++ if (!mtd->erase || ++ !mtd->block_isbad || ++ !mtd->block_markbad || ++ !mtd->read || ++ !mtd->write || ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ !mtd->read_oob || !mtd->write_oob) { ++#else ++ !mtd->write_ecc || ++ !mtd->read_ecc || !mtd->read_oob || !mtd->write_oob) { ++#endif ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device does not support required " ++ "functions\n"));; ++ return NULL; ++ } ++ ++ if ((WRITE_SIZE(mtd) < YAFFS_MIN_YAFFS2_CHUNK_SIZE || ++ mtd->oobsize < YAFFS_MIN_YAFFS2_SPARE_SIZE) && ++ !options.inband_tags) { ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device does not have the " ++ "right page sizes\n")); ++ return NULL; ++ } ++ } else { ++ /* Check for V1 style functions */ ++ if (!mtd->erase || ++ !mtd->read || ++ !mtd->write || ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ !mtd->read_oob || !mtd->write_oob) { ++#else ++ !mtd->write_ecc || ++ !mtd->read_ecc || !mtd->read_oob || !mtd->write_oob) { ++#endif ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device does not support required " ++ "functions\n"));; ++ return NULL; ++ } ++ ++ if (WRITE_SIZE(mtd) < YAFFS_BYTES_PER_CHUNK || ++ mtd->oobsize != YAFFS_BYTES_PER_SPARE) { ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs: MTD device does not support have the " ++ "right page sizes\n")); ++ return NULL; ++ } ++ } ++ ++ /* OK, so if we got here, we have an MTD that's NAND and looks ++ * like it has the right capabilities ++ * Set the yaffs_Device up for mtd ++ */ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++ sb->s_fs_info = dev = kmalloc(sizeof(yaffs_Device), GFP_KERNEL); ++#else ++ sb->u.generic_sbp = dev = kmalloc(sizeof(yaffs_Device), GFP_KERNEL); ++#endif ++ if (!dev) { ++ /* Deep shit could not allocate device structure */ ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs_read_super: Failed trying to allocate " ++ "yaffs_Device. \n")); ++ return NULL; ++ } ++ ++ memset(dev, 0, sizeof(yaffs_Device)); ++ dev->genericDevice = mtd; ++ dev->name = mtd->name; ++ ++ /* Set up the memory size parameters.... */ ++ ++ nBlocks = YCALCBLOCKS(mtd->size, (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK)); ++ ++ dev->startBlock = 0; ++ dev->endBlock = nBlocks - 1; ++ dev->nChunksPerBlock = YAFFS_CHUNKS_PER_BLOCK; ++ dev->totalBytesPerChunk = YAFFS_BYTES_PER_CHUNK; ++ dev->nReservedBlocks = 5; ++ dev->nShortOpCaches = (options.no_cache) ? 0 : 10; ++ dev->inbandTags = options.inband_tags; ++ ++ /* ... and the functions. */ ++ if (yaffsVersion == 2) { ++ dev->writeChunkWithTagsToNAND = ++ nandmtd2_WriteChunkWithTagsToNAND; ++ dev->readChunkWithTagsFromNAND = ++ nandmtd2_ReadChunkWithTagsFromNAND; ++ dev->markNANDBlockBad = nandmtd2_MarkNANDBlockBad; ++ dev->queryNANDBlock = nandmtd2_QueryNANDBlock; ++ dev->spareBuffer = YMALLOC(mtd->oobsize); ++ dev->isYaffs2 = 1; ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ dev->totalBytesPerChunk = mtd->writesize; ++ dev->nChunksPerBlock = mtd->erasesize / mtd->writesize; ++#else ++ dev->totalBytesPerChunk = mtd->oobblock; ++ dev->nChunksPerBlock = mtd->erasesize / mtd->oobblock; ++#endif ++ nBlocks = YCALCBLOCKS(mtd->size, mtd->erasesize); ++ ++ dev->startBlock = 0; ++ dev->endBlock = nBlocks - 1; ++ } else { ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ /* use the MTD interface in yaffs_mtdif1.c */ ++ dev->writeChunkWithTagsToNAND = ++ nandmtd1_WriteChunkWithTagsToNAND; ++ dev->readChunkWithTagsFromNAND = ++ nandmtd1_ReadChunkWithTagsFromNAND; ++ dev->markNANDBlockBad = nandmtd1_MarkNANDBlockBad; ++ dev->queryNANDBlock = nandmtd1_QueryNANDBlock; ++#else ++ dev->writeChunkToNAND = nandmtd_WriteChunkToNAND; ++ dev->readChunkFromNAND = nandmtd_ReadChunkFromNAND; ++#endif ++ dev->isYaffs2 = 0; ++ } ++ /* ... and common functions */ ++ dev->eraseBlockInNAND = nandmtd_EraseBlockInNAND; ++ dev->initialiseNAND = nandmtd_InitialiseNAND; ++ ++ dev->putSuperFunc = yaffs_MTDPutSuper; ++ ++ dev->superBlock = (void *)sb; ++ dev->markSuperBlockDirty = yaffs_MarkSuperBlockDirty; ++ ++ ++#ifndef CONFIG_YAFFS_DOES_ECC ++ dev->useNANDECC = 1; ++#endif ++ ++#ifdef CONFIG_YAFFS_DISABLE_WIDE_TNODES ++ dev->wideTnodesDisabled = 1; ++#endif ++ ++ dev->skipCheckpointRead = options.skip_checkpoint_read; ++ dev->skipCheckpointWrite = options.skip_checkpoint_write; ++ ++ /* we assume this is protected by lock_kernel() in mount/umount */ ++ ylist_add_tail(&dev->devList, &yaffs_dev_list); ++ ++ init_MUTEX(&dev->grossLock); ++ ++ yaffs_GrossLock(dev); ++ ++ err = yaffs_GutsInitialise(dev); ++ ++ T(YAFFS_TRACE_OS, ++ ("yaffs_read_super: guts initialised %s\n", ++ (err == YAFFS_OK) ? "OK" : "FAILED")); ++ ++ /* Release lock before yaffs_get_inode() */ ++ yaffs_GrossUnlock(dev); ++ ++ /* Create root inode */ ++ if (err == YAFFS_OK) ++ inode = yaffs_get_inode(sb, S_IFDIR | 0755, 0, ++ yaffs_Root(dev)); ++ ++ if (!inode) ++ return NULL; ++ ++ inode->i_op = &yaffs_dir_inode_operations; ++ inode->i_fop = &yaffs_dir_operations; ++ ++ T(YAFFS_TRACE_OS, ("yaffs_read_super: got root inode\n")); ++ ++ root = d_alloc_root(inode); ++ ++ T(YAFFS_TRACE_OS, ("yaffs_read_super: d_alloc_root done\n")); ++ ++ if (!root) { ++ iput(inode); ++ return NULL; ++ } ++ sb->s_root = root; ++ sb->s_dirt = !dev->isCheckpointed; ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs_read_super: isCheckpointed %d\n", dev->isCheckpointed)); ++ ++ T(YAFFS_TRACE_OS, ("yaffs_read_super: done\n")); ++ return sb; ++} ++ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs_internal_read_super_mtd(struct super_block *sb, void *data, ++ int silent) ++{ ++ return yaffs_internal_read_super(1, sb, data, silent) ? 0 : -EINVAL; ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs_read_super(struct file_system_type *fs, ++ int flags, const char *dev_name, ++ void *data, struct vfsmount *mnt) ++{ ++ ++ return get_sb_bdev(fs, flags, dev_name, data, ++ yaffs_internal_read_super_mtd, mnt); ++} ++#else ++static struct super_block *yaffs_read_super(struct file_system_type *fs, ++ int flags, const char *dev_name, ++ void *data) ++{ ++ ++ return get_sb_bdev(fs, flags, dev_name, data, ++ yaffs_internal_read_super_mtd); ++} ++#endif ++ ++static struct file_system_type yaffs_fs_type = { ++ .owner = THIS_MODULE, ++ .name = "yaffs", ++ .get_sb = yaffs_read_super, ++ .kill_sb = kill_block_super, ++ .fs_flags = FS_REQUIRES_DEV, ++}; ++#else ++static struct super_block *yaffs_read_super(struct super_block *sb, void *data, ++ int silent) ++{ ++ return yaffs_internal_read_super(1, sb, data, silent); ++} ++ ++static DECLARE_FSTYPE(yaffs_fs_type, "yaffs", yaffs_read_super, ++ FS_REQUIRES_DEV); ++#endif ++ ++ ++#ifdef CONFIG_YAFFS_YAFFS2 ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++static int yaffs2_internal_read_super_mtd(struct super_block *sb, void *data, ++ int silent) ++{ ++ return yaffs_internal_read_super(2, sb, data, silent) ? 0 : -EINVAL; ++} ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++static int yaffs2_read_super(struct file_system_type *fs, ++ int flags, const char *dev_name, void *data, ++ struct vfsmount *mnt) ++{ ++ return get_sb_bdev(fs, flags, dev_name, data, ++ yaffs2_internal_read_super_mtd, mnt); ++} ++#else ++static struct super_block *yaffs2_read_super(struct file_system_type *fs, ++ int flags, const char *dev_name, ++ void *data) ++{ ++ ++ return get_sb_bdev(fs, flags, dev_name, data, ++ yaffs2_internal_read_super_mtd); ++} ++#endif ++ ++static struct file_system_type yaffs2_fs_type = { ++ .owner = THIS_MODULE, ++ .name = "yaffs2", ++ .get_sb = yaffs2_read_super, ++ .kill_sb = kill_block_super, ++ .fs_flags = FS_REQUIRES_DEV, ++}; ++#else ++static struct super_block *yaffs2_read_super(struct super_block *sb, ++ void *data, int silent) ++{ ++ return yaffs_internal_read_super(2, sb, data, silent); ++} ++ ++static DECLARE_FSTYPE(yaffs2_fs_type, "yaffs2", yaffs2_read_super, ++ FS_REQUIRES_DEV); ++#endif ++ ++#endif /* CONFIG_YAFFS_YAFFS2 */ ++ ++static struct proc_dir_entry *my_proc_entry; ++ ++static char *yaffs_dump_dev(char *buf, yaffs_Device * dev) ++{ ++ buf += sprintf(buf, "startBlock......... %d\n", dev->startBlock); ++ buf += sprintf(buf, "endBlock........... %d\n", dev->endBlock); ++ buf += sprintf(buf, "totalBytesPerChunk. %d\n", dev->totalBytesPerChunk); ++ buf += sprintf(buf, "nDataBytesPerChunk. %d\n", dev->nDataBytesPerChunk); ++ buf += sprintf(buf, "chunkGroupBits..... %d\n", dev->chunkGroupBits); ++ buf += sprintf(buf, "chunkGroupSize..... %d\n", dev->chunkGroupSize); ++ buf += sprintf(buf, "nErasedBlocks...... %d\n", dev->nErasedBlocks); ++ buf += sprintf(buf, "nReservedBlocks.... %d\n", dev->nReservedBlocks); ++ buf += sprintf(buf, "blocksInCheckpoint. %d\n", dev->blocksInCheckpoint); ++ buf += sprintf(buf, "nTnodesCreated..... %d\n", dev->nTnodesCreated); ++ buf += sprintf(buf, "nFreeTnodes........ %d\n", dev->nFreeTnodes); ++ buf += sprintf(buf, "nObjectsCreated.... %d\n", dev->nObjectsCreated); ++ buf += sprintf(buf, "nFreeObjects....... %d\n", dev->nFreeObjects); ++ buf += sprintf(buf, "nFreeChunks........ %d\n", dev->nFreeChunks); ++ buf += sprintf(buf, "nPageWrites........ %d\n", dev->nPageWrites); ++ buf += sprintf(buf, "nPageReads......... %d\n", dev->nPageReads); ++ buf += sprintf(buf, "nBlockErasures..... %d\n", dev->nBlockErasures); ++ buf += sprintf(buf, "nGCCopies.......... %d\n", dev->nGCCopies); ++ buf += sprintf(buf, "garbageCollections. %d\n", dev->garbageCollections); ++ buf += sprintf(buf, "passiveGCs......... %d\n", ++ dev->passiveGarbageCollections); ++ buf += sprintf(buf, "nRetriedWrites..... %d\n", dev->nRetriedWrites); ++ buf += sprintf(buf, "nShortOpCaches..... %d\n", dev->nShortOpCaches); ++ buf += sprintf(buf, "nRetireBlocks...... %d\n", dev->nRetiredBlocks); ++ buf += sprintf(buf, "eccFixed........... %d\n", dev->eccFixed); ++ buf += sprintf(buf, "eccUnfixed......... %d\n", dev->eccUnfixed); ++ buf += sprintf(buf, "tagsEccFixed....... %d\n", dev->tagsEccFixed); ++ buf += sprintf(buf, "tagsEccUnfixed..... %d\n", dev->tagsEccUnfixed); ++ buf += sprintf(buf, "cacheHits.......... %d\n", dev->cacheHits); ++ buf += sprintf(buf, "nDeletedFiles...... %d\n", dev->nDeletedFiles); ++ buf += sprintf(buf, "nUnlinkedFiles..... %d\n", dev->nUnlinkedFiles); ++ buf += ++ sprintf(buf, "nBackgroudDeletions %d\n", dev->nBackgroundDeletions); ++ buf += sprintf(buf, "useNANDECC......... %d\n", dev->useNANDECC); ++ buf += sprintf(buf, "isYaffs2........... %d\n", dev->isYaffs2); ++ buf += sprintf(buf, "inbandTags......... %d\n", dev->inbandTags); ++ ++ return buf; ++} ++ ++static int yaffs_proc_read(char *page, ++ char **start, ++ off_t offset, int count, int *eof, void *data) ++{ ++ struct ylist_head *item; ++ char *buf = page; ++ int step = offset; ++ int n = 0; ++ ++ /* Get proc_file_read() to step 'offset' by one on each sucessive call. ++ * We use 'offset' (*ppos) to indicate where we are in devList. ++ * This also assumes the user has posted a read buffer large ++ * enough to hold the complete output; but that's life in /proc. ++ */ ++ ++ *(int *)start = 1; ++ ++ /* Print header first */ ++ if (step == 0) { ++ buf += sprintf(buf, "YAFFS built:" __DATE__ " " __TIME__ ++ "\n%s\n%s\n", yaffs_fs_c_version, ++ yaffs_guts_c_version); ++ } ++ ++ /* hold lock_kernel while traversing yaffs_dev_list */ ++ lock_kernel(); ++ ++ /* Locate and print the Nth entry. Order N-squared but N is small. */ ++ ylist_for_each(item, &yaffs_dev_list) { ++ yaffs_Device *dev = ylist_entry(item, yaffs_Device, devList); ++ if (n < step) { ++ n++; ++ continue; ++ } ++ buf += sprintf(buf, "\nDevice %d \"%s\"\n", n, dev->name); ++ buf = yaffs_dump_dev(buf, dev); ++ break; ++ } ++ unlock_kernel(); ++ ++ return buf - page < count ? buf - page : count; ++} ++ ++/** ++ * Set the verbosity of the warnings and error messages. ++ * ++ * Note that the names can only be a..z or _ with the current code. ++ */ ++ ++static struct { ++ char *mask_name; ++ unsigned mask_bitfield; ++} mask_flags[] = { ++ {"allocate", YAFFS_TRACE_ALLOCATE}, ++ {"always", YAFFS_TRACE_ALWAYS}, ++ {"bad_blocks", YAFFS_TRACE_BAD_BLOCKS}, ++ {"buffers", YAFFS_TRACE_BUFFERS}, ++ {"bug", YAFFS_TRACE_BUG}, ++ {"checkpt", YAFFS_TRACE_CHECKPOINT}, ++ {"deletion", YAFFS_TRACE_DELETION}, ++ {"erase", YAFFS_TRACE_ERASE}, ++ {"error", YAFFS_TRACE_ERROR}, ++ {"gc_detail", YAFFS_TRACE_GC_DETAIL}, ++ {"gc", YAFFS_TRACE_GC}, ++ {"mtd", YAFFS_TRACE_MTD}, ++ {"nandaccess", YAFFS_TRACE_NANDACCESS}, ++ {"os", YAFFS_TRACE_OS}, ++ {"scan_debug", YAFFS_TRACE_SCAN_DEBUG}, ++ {"scan", YAFFS_TRACE_SCAN}, ++ {"tracing", YAFFS_TRACE_TRACING}, ++ ++ {"verify", YAFFS_TRACE_VERIFY}, ++ {"verify_nand", YAFFS_TRACE_VERIFY_NAND}, ++ {"verify_full", YAFFS_TRACE_VERIFY_FULL}, ++ {"verify_all", YAFFS_TRACE_VERIFY_ALL}, ++ ++ {"write", YAFFS_TRACE_WRITE}, ++ {"all", 0xffffffff}, ++ {"none", 0}, ++ {NULL, 0}, ++}; ++ ++#define MAX_MASK_NAME_LENGTH 40 ++static int yaffs_proc_write(struct file *file, const char *buf, ++ unsigned long count, void *data) ++{ ++ unsigned rg = 0, mask_bitfield; ++ char *end; ++ char *mask_name; ++ const char *x; ++ char substring[MAX_MASK_NAME_LENGTH + 1]; ++ int i; ++ int done = 0; ++ int add, len = 0; ++ int pos = 0; ++ ++ rg = yaffs_traceMask; ++ ++ while (!done && (pos < count)) { ++ done = 1; ++ while ((pos < count) && isspace(buf[pos])) ++ pos++; ++ ++ switch (buf[pos]) { ++ case '+': ++ case '-': ++ case '=': ++ add = buf[pos]; ++ pos++; ++ break; ++ ++ default: ++ add = ' '; ++ break; ++ } ++ mask_name = NULL; ++ ++ mask_bitfield = simple_strtoul(buf + pos, &end, 0); ++ ++ if (end > buf + pos) { ++ mask_name = "numeral"; ++ len = end - (buf + pos); ++ pos += len; ++ done = 0; ++ } else { ++ for (x = buf + pos, i = 0; ++ (*x == '_' || (*x >= 'a' && *x <= 'z')) && ++ i < MAX_MASK_NAME_LENGTH; x++, i++, pos++) ++ substring[i] = *x; ++ substring[i] = '\0'; ++ ++ for (i = 0; mask_flags[i].mask_name != NULL; i++) { ++ if (strcmp(substring, mask_flags[i].mask_name) == 0) { ++ mask_name = mask_flags[i].mask_name; ++ mask_bitfield = mask_flags[i].mask_bitfield; ++ done = 0; ++ break; ++ } ++ } ++ } ++ ++ if (mask_name != NULL) { ++ done = 0; ++ switch (add) { ++ case '-': ++ rg &= ~mask_bitfield; ++ break; ++ case '+': ++ rg |= mask_bitfield; ++ break; ++ case '=': ++ rg = mask_bitfield; ++ break; ++ default: ++ rg |= mask_bitfield; ++ break; ++ } ++ } ++ } ++ ++ yaffs_traceMask = rg | YAFFS_TRACE_ALWAYS; ++ ++ printk(KERN_DEBUG "new trace = 0x%08X\n", yaffs_traceMask); ++ ++ if (rg & YAFFS_TRACE_ALWAYS) { ++ for (i = 0; mask_flags[i].mask_name != NULL; i++) { ++ char flag; ++ flag = ((rg & mask_flags[i].mask_bitfield) == mask_flags[i].mask_bitfield) ? '+' : '-'; ++ printk(KERN_DEBUG "%c%s\n", flag, mask_flags[i].mask_name); ++ } ++ } ++ ++ return count; ++} ++ ++/* Stuff to handle installation of file systems */ ++struct file_system_to_install { ++ struct file_system_type *fst; ++ int installed; ++}; ++ ++static struct file_system_to_install fs_to_install[] = { ++ {&yaffs_fs_type, 0}, ++ {&yaffs2_fs_type, 0}, ++ {NULL, 0} ++}; ++ ++static int __init init_yaffs_fs(void) ++{ ++ int error = 0; ++ struct file_system_to_install *fsinst; ++ ++ T(YAFFS_TRACE_ALWAYS, ++ ("yaffs " __DATE__ " " __TIME__ " Installing. \n")); ++ ++ /* Install the proc_fs entry */ ++ my_proc_entry = create_proc_entry("yaffs", ++ S_IRUGO | S_IFREG, ++ YPROC_ROOT); ++ ++ if (my_proc_entry) { ++ my_proc_entry->write_proc = yaffs_proc_write; ++ my_proc_entry->read_proc = yaffs_proc_read; ++ my_proc_entry->data = NULL; ++ } else ++ return -ENOMEM; ++ ++ /* Now add the file system entries */ ++ ++ fsinst = fs_to_install; ++ ++ while (fsinst->fst && !error) { ++ error = register_filesystem(fsinst->fst); ++ if (!error) ++ fsinst->installed = 1; ++ fsinst++; ++ } ++ ++ /* Any errors? uninstall */ ++ if (error) { ++ fsinst = fs_to_install; ++ ++ while (fsinst->fst) { ++ if (fsinst->installed) { ++ unregister_filesystem(fsinst->fst); ++ fsinst->installed = 0; ++ } ++ fsinst++; ++ } ++ } ++ ++ return error; ++} ++ ++static void __exit exit_yaffs_fs(void) ++{ ++ ++ struct file_system_to_install *fsinst; ++ ++ T(YAFFS_TRACE_ALWAYS, ("yaffs " __DATE__ " " __TIME__ ++ " removing. \n")); ++ ++ remove_proc_entry("yaffs", YPROC_ROOT); ++ ++ fsinst = fs_to_install; ++ ++ while (fsinst->fst) { ++ if (fsinst->installed) { ++ unregister_filesystem(fsinst->fst); ++ fsinst->installed = 0; ++ } ++ fsinst++; ++ } ++} ++ ++module_init(init_yaffs_fs) ++module_exit(exit_yaffs_fs) ++ ++MODULE_DESCRIPTION("YAFFS2 - a NAND specific flash file system"); ++MODULE_AUTHOR("Charles Manning, Aleph One Ltd., 2002-2006"); ++MODULE_LICENSE("GPL"); +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_getblockinfo.h linux-2.6.34/fs/yaffs2/yaffs_getblockinfo.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_getblockinfo.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_getblockinfo.h 2010-05-20 20:16:22.281614392 +0200 +@@ -0,0 +1,34 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_GETBLOCKINFO_H__ ++#define __YAFFS_GETBLOCKINFO_H__ ++ ++#include "yaffs_guts.h" ++ ++/* Function to manipulate block info */ ++static Y_INLINE yaffs_BlockInfo *yaffs_GetBlockInfo(yaffs_Device * dev, int blk) ++{ ++ if (blk < dev->internalStartBlock || blk > dev->internalEndBlock) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>> yaffs: getBlockInfo block %d is not valid" TENDSTR), ++ blk)); ++ YBUG(); ++ } ++ return &dev->blockInfo[blk - dev->internalStartBlock]; ++} ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_guts.c linux-2.6.34/fs/yaffs2/yaffs_guts.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_guts.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_guts.c 2010-05-20 20:16:22.301615823 +0200 +@@ -0,0 +1,7552 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++const char *yaffs_guts_c_version = ++ "$Id: yaffs_guts.c,v 1.82 2009-03-09 04:24:17 charles Exp $"; ++ ++#include "yportenv.h" ++ ++#include "yaffsinterface.h" ++#include "yaffs_guts.h" ++#include "yaffs_tagsvalidity.h" ++#include "yaffs_getblockinfo.h" ++ ++#include "yaffs_tagscompat.h" ++#ifndef CONFIG_YAFFS_USE_OWN_SORT ++#include "yaffs_qsort.h" ++#endif ++#include "yaffs_nand.h" ++ ++#include "yaffs_checkptrw.h" ++ ++#include "yaffs_nand.h" ++#include "yaffs_packedtags2.h" ++ ++ ++#define YAFFS_PASSIVE_GC_CHUNKS 2 ++ ++#include "yaffs_ecc.h" ++ ++ ++/* Robustification (if it ever comes about...) */ ++static void yaffs_RetireBlock(yaffs_Device *dev, int blockInNAND); ++static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND, ++ int erasedOk); ++static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *tags); ++static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND, ++ const yaffs_ExtendedTags *tags); ++ ++/* Other local prototypes */ ++static int yaffs_UnlinkObject(yaffs_Object *obj); ++static int yaffs_ObjectHasCachedWriteData(yaffs_Object *obj); ++ ++static void yaffs_HardlinkFixup(yaffs_Device *dev, yaffs_Object *hardList); ++ ++static int yaffs_WriteNewChunkWithTagsToNAND(yaffs_Device *dev, ++ const __u8 *buffer, ++ yaffs_ExtendedTags *tags, ++ int useReserve); ++static int yaffs_PutChunkIntoFile(yaffs_Object *in, int chunkInInode, ++ int chunkInNAND, int inScan); ++ ++static yaffs_Object *yaffs_CreateNewObject(yaffs_Device *dev, int number, ++ yaffs_ObjectType type); ++static void yaffs_AddObjectToDirectory(yaffs_Object *directory, ++ yaffs_Object *obj); ++static int yaffs_UpdateObjectHeader(yaffs_Object *in, const YCHAR *name, ++ int force, int isShrink, int shadows); ++static void yaffs_RemoveObjectFromDirectory(yaffs_Object *obj); ++static int yaffs_CheckStructures(void); ++static int yaffs_DeleteWorker(yaffs_Object *in, yaffs_Tnode *tn, __u32 level, ++ int chunkOffset, int *limit); ++static int yaffs_DoGenericObjectDeletion(yaffs_Object *in); ++ ++static yaffs_BlockInfo *yaffs_GetBlockInfo(yaffs_Device *dev, int blockNo); ++ ++ ++static int yaffs_CheckChunkErased(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND); ++ ++static int yaffs_UnlinkWorker(yaffs_Object *obj); ++ ++static int yaffs_TagsMatch(const yaffs_ExtendedTags *tags, int objectId, ++ int chunkInObject); ++ ++static int yaffs_AllocateChunk(yaffs_Device *dev, int useReserve, ++ yaffs_BlockInfo **blockUsedPtr); ++ ++static void yaffs_VerifyFreeChunks(yaffs_Device *dev); ++ ++static void yaffs_CheckObjectDetailsLoaded(yaffs_Object *in); ++ ++static void yaffs_VerifyDirectory(yaffs_Object *directory); ++#ifdef YAFFS_PARANOID ++static int yaffs_CheckFileSanity(yaffs_Object *in); ++#else ++#define yaffs_CheckFileSanity(in) ++#endif ++ ++static void yaffs_InvalidateWholeChunkCache(yaffs_Object *in); ++static void yaffs_InvalidateChunkCache(yaffs_Object *object, int chunkId); ++ ++static void yaffs_InvalidateCheckpoint(yaffs_Device *dev); ++ ++static int yaffs_FindChunkInFile(yaffs_Object *in, int chunkInInode, ++ yaffs_ExtendedTags *tags); ++ ++static __u32 yaffs_GetChunkGroupBase(yaffs_Device *dev, yaffs_Tnode *tn, ++ unsigned pos); ++static yaffs_Tnode *yaffs_FindLevel0Tnode(yaffs_Device *dev, ++ yaffs_FileStructure *fStruct, ++ __u32 chunkId); ++ ++ ++/* Function to calculate chunk and offset */ ++ ++static void yaffs_AddrToChunk(yaffs_Device *dev, loff_t addr, int *chunkOut, ++ __u32 *offsetOut) ++{ ++ int chunk; ++ __u32 offset; ++ ++ chunk = (__u32)(addr >> dev->chunkShift); ++ ++ if (dev->chunkDiv == 1) { ++ /* easy power of 2 case */ ++ offset = (__u32)(addr & dev->chunkMask); ++ } else { ++ /* Non power-of-2 case */ ++ ++ loff_t chunkBase; ++ ++ chunk /= dev->chunkDiv; ++ ++ chunkBase = ((loff_t)chunk) * dev->nDataBytesPerChunk; ++ offset = (__u32)(addr - chunkBase); ++ } ++ ++ *chunkOut = chunk; ++ *offsetOut = offset; ++} ++ ++/* Function to return the number of shifts for a power of 2 greater than or ++ * equal to the given number ++ * Note we don't try to cater for all possible numbers and this does not have to ++ * be hellishly efficient. ++ */ ++ ++static __u32 ShiftsGE(__u32 x) ++{ ++ int extraBits; ++ int nShifts; ++ ++ nShifts = extraBits = 0; ++ ++ while (x > 1) { ++ if (x & 1) ++ extraBits++; ++ x >>= 1; ++ nShifts++; ++ } ++ ++ if (extraBits) ++ nShifts++; ++ ++ return nShifts; ++} ++ ++/* Function to return the number of shifts to get a 1 in bit 0 ++ */ ++ ++static __u32 Shifts(__u32 x) ++{ ++ int nShifts; ++ ++ nShifts = 0; ++ ++ if (!x) ++ return 0; ++ ++ while (!(x&1)) { ++ x >>= 1; ++ nShifts++; ++ } ++ ++ return nShifts; ++} ++ ++ ++ ++/* ++ * Temporary buffer manipulations. ++ */ ++ ++static int yaffs_InitialiseTempBuffers(yaffs_Device *dev) ++{ ++ int i; ++ __u8 *buf = (__u8 *)1; ++ ++ memset(dev->tempBuffer, 0, sizeof(dev->tempBuffer)); ++ ++ for (i = 0; buf && i < YAFFS_N_TEMP_BUFFERS; i++) { ++ dev->tempBuffer[i].line = 0; /* not in use */ ++ dev->tempBuffer[i].buffer = buf = ++ YMALLOC_DMA(dev->totalBytesPerChunk); ++ } ++ ++ return buf ? YAFFS_OK : YAFFS_FAIL; ++} ++ ++__u8 *yaffs_GetTempBuffer(yaffs_Device *dev, int lineNo) ++{ ++ int i, j; ++ ++ dev->tempInUse++; ++ if (dev->tempInUse > dev->maxTemp) ++ dev->maxTemp = dev->tempInUse; ++ ++ for (i = 0; i < YAFFS_N_TEMP_BUFFERS; i++) { ++ if (dev->tempBuffer[i].line == 0) { ++ dev->tempBuffer[i].line = lineNo; ++ if ((i + 1) > dev->maxTemp) { ++ dev->maxTemp = i + 1; ++ for (j = 0; j <= i; j++) ++ dev->tempBuffer[j].maxLine = ++ dev->tempBuffer[j].line; ++ } ++ ++ return dev->tempBuffer[i].buffer; ++ } ++ } ++ ++ T(YAFFS_TRACE_BUFFERS, ++ (TSTR("Out of temp buffers at line %d, other held by lines:"), ++ lineNo)); ++ for (i = 0; i < YAFFS_N_TEMP_BUFFERS; i++) ++ T(YAFFS_TRACE_BUFFERS, (TSTR(" %d "), dev->tempBuffer[i].line)); ++ ++ T(YAFFS_TRACE_BUFFERS, (TSTR(" " TENDSTR))); ++ ++ /* ++ * If we got here then we have to allocate an unmanaged one ++ * This is not good. ++ */ ++ ++ dev->unmanagedTempAllocations++; ++ return YMALLOC(dev->nDataBytesPerChunk); ++ ++} ++ ++void yaffs_ReleaseTempBuffer(yaffs_Device *dev, __u8 *buffer, ++ int lineNo) ++{ ++ int i; ++ ++ dev->tempInUse--; ++ ++ for (i = 0; i < YAFFS_N_TEMP_BUFFERS; i++) { ++ if (dev->tempBuffer[i].buffer == buffer) { ++ dev->tempBuffer[i].line = 0; ++ return; ++ } ++ } ++ ++ if (buffer) { ++ /* assume it is an unmanaged one. */ ++ T(YAFFS_TRACE_BUFFERS, ++ (TSTR("Releasing unmanaged temp buffer in line %d" TENDSTR), ++ lineNo)); ++ YFREE(buffer); ++ dev->unmanagedTempDeallocations++; ++ } ++ ++} ++ ++/* ++ * Determine if we have a managed buffer. ++ */ ++int yaffs_IsManagedTempBuffer(yaffs_Device *dev, const __u8 *buffer) ++{ ++ int i; ++ ++ for (i = 0; i < YAFFS_N_TEMP_BUFFERS; i++) { ++ if (dev->tempBuffer[i].buffer == buffer) ++ return 1; ++ } ++ ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].data == buffer) ++ return 1; ++ } ++ ++ if (buffer == dev->checkpointBuffer) ++ return 1; ++ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: unmaged buffer detected.\n" TENDSTR))); ++ return 0; ++} ++ ++ ++ ++/* ++ * Chunk bitmap manipulations ++ */ ++ ++static Y_INLINE __u8 *yaffs_BlockBits(yaffs_Device *dev, int blk) ++{ ++ if (blk < dev->internalStartBlock || blk > dev->internalEndBlock) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> yaffs: BlockBits block %d is not valid" TENDSTR), ++ blk)); ++ YBUG(); ++ } ++ return dev->chunkBits + ++ (dev->chunkBitmapStride * (blk - dev->internalStartBlock)); ++} ++ ++static Y_INLINE void yaffs_VerifyChunkBitId(yaffs_Device *dev, int blk, int chunk) ++{ ++ if (blk < dev->internalStartBlock || blk > dev->internalEndBlock || ++ chunk < 0 || chunk >= dev->nChunksPerBlock) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> yaffs: Chunk Id (%d:%d) invalid"TENDSTR), ++ blk, chunk)); ++ YBUG(); ++ } ++} ++ ++static Y_INLINE void yaffs_ClearChunkBits(yaffs_Device *dev, int blk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ ++ memset(blkBits, 0, dev->chunkBitmapStride); ++} ++ ++static Y_INLINE void yaffs_ClearChunkBit(yaffs_Device *dev, int blk, int chunk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ ++ yaffs_VerifyChunkBitId(dev, blk, chunk); ++ ++ blkBits[chunk / 8] &= ~(1 << (chunk & 7)); ++} ++ ++static Y_INLINE void yaffs_SetChunkBit(yaffs_Device *dev, int blk, int chunk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ ++ yaffs_VerifyChunkBitId(dev, blk, chunk); ++ ++ blkBits[chunk / 8] |= (1 << (chunk & 7)); ++} ++ ++static Y_INLINE int yaffs_CheckChunkBit(yaffs_Device *dev, int blk, int chunk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ yaffs_VerifyChunkBitId(dev, blk, chunk); ++ ++ return (blkBits[chunk / 8] & (1 << (chunk & 7))) ? 1 : 0; ++} ++ ++static Y_INLINE int yaffs_StillSomeChunkBits(yaffs_Device *dev, int blk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ int i; ++ for (i = 0; i < dev->chunkBitmapStride; i++) { ++ if (*blkBits) ++ return 1; ++ blkBits++; ++ } ++ return 0; ++} ++ ++static int yaffs_CountChunkBits(yaffs_Device *dev, int blk) ++{ ++ __u8 *blkBits = yaffs_BlockBits(dev, blk); ++ int i; ++ int n = 0; ++ for (i = 0; i < dev->chunkBitmapStride; i++) { ++ __u8 x = *blkBits; ++ while (x) { ++ if (x & 1) ++ n++; ++ x >>= 1; ++ } ++ ++ blkBits++; ++ } ++ return n; ++} ++ ++/* ++ * Verification code ++ */ ++ ++static int yaffs_SkipVerification(yaffs_Device *dev) ++{ ++ return !(yaffs_traceMask & (YAFFS_TRACE_VERIFY | YAFFS_TRACE_VERIFY_FULL)); ++} ++ ++static int yaffs_SkipFullVerification(yaffs_Device *dev) ++{ ++ return !(yaffs_traceMask & (YAFFS_TRACE_VERIFY_FULL)); ++} ++ ++static int yaffs_SkipNANDVerification(yaffs_Device *dev) ++{ ++ return !(yaffs_traceMask & (YAFFS_TRACE_VERIFY_NAND)); ++} ++ ++static const char *blockStateName[] = { ++"Unknown", ++"Needs scanning", ++"Scanning", ++"Empty", ++"Allocating", ++"Full", ++"Dirty", ++"Checkpoint", ++"Collecting", ++"Dead" ++}; ++ ++static void yaffs_VerifyBlock(yaffs_Device *dev, yaffs_BlockInfo *bi, int n) ++{ ++ int actuallyUsed; ++ int inUse; ++ ++ if (yaffs_SkipVerification(dev)) ++ return; ++ ++ /* Report illegal runtime states */ ++ if (bi->blockState >= YAFFS_NUMBER_OF_BLOCK_STATES) ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block %d has undefined state %d"TENDSTR), n, bi->blockState)); ++ ++ switch (bi->blockState) { ++ case YAFFS_BLOCK_STATE_UNKNOWN: ++ case YAFFS_BLOCK_STATE_SCANNING: ++ case YAFFS_BLOCK_STATE_NEEDS_SCANNING: ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block %d has bad run-state %s"TENDSTR), ++ n, blockStateName[bi->blockState])); ++ } ++ ++ /* Check pages in use and soft deletions are legal */ ++ ++ actuallyUsed = bi->pagesInUse - bi->softDeletions; ++ ++ if (bi->pagesInUse < 0 || bi->pagesInUse > dev->nChunksPerBlock || ++ bi->softDeletions < 0 || bi->softDeletions > dev->nChunksPerBlock || ++ actuallyUsed < 0 || actuallyUsed > dev->nChunksPerBlock) ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block %d has illegal values pagesInUsed %d softDeletions %d"TENDSTR), ++ n, bi->pagesInUse, bi->softDeletions)); ++ ++ ++ /* Check chunk bitmap legal */ ++ inUse = yaffs_CountChunkBits(dev, n); ++ if (inUse != bi->pagesInUse) ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block %d has inconsistent values pagesInUse %d counted chunk bits %d"TENDSTR), ++ n, bi->pagesInUse, inUse)); ++ ++ /* Check that the sequence number is valid. ++ * Ten million is legal, but is very unlikely ++ */ ++ if (dev->isYaffs2 && ++ (bi->blockState == YAFFS_BLOCK_STATE_ALLOCATING || bi->blockState == YAFFS_BLOCK_STATE_FULL) && ++ (bi->sequenceNumber < YAFFS_LOWEST_SEQUENCE_NUMBER || bi->sequenceNumber > 10000000)) ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block %d has suspect sequence number of %d"TENDSTR), ++ n, bi->sequenceNumber)); ++} ++ ++static void yaffs_VerifyCollectedBlock(yaffs_Device *dev, yaffs_BlockInfo *bi, ++ int n) ++{ ++ yaffs_VerifyBlock(dev, bi, n); ++ ++ /* After collection the block should be in the erased state */ ++ /* This will need to change if we do partial gc */ ++ ++ if (bi->blockState != YAFFS_BLOCK_STATE_COLLECTING && ++ bi->blockState != YAFFS_BLOCK_STATE_EMPTY) { ++ T(YAFFS_TRACE_ERROR, (TSTR("Block %d is in state %d after gc, should be erased"TENDSTR), ++ n, bi->blockState)); ++ } ++} ++ ++static void yaffs_VerifyBlocks(yaffs_Device *dev) ++{ ++ int i; ++ int nBlocksPerState[YAFFS_NUMBER_OF_BLOCK_STATES]; ++ int nIllegalBlockStates = 0; ++ ++ if (yaffs_SkipVerification(dev)) ++ return; ++ ++ memset(nBlocksPerState, 0, sizeof(nBlocksPerState)); ++ ++ for (i = dev->internalStartBlock; i <= dev->internalEndBlock; i++) { ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, i); ++ yaffs_VerifyBlock(dev, bi, i); ++ ++ if (bi->blockState < YAFFS_NUMBER_OF_BLOCK_STATES) ++ nBlocksPerState[bi->blockState]++; ++ else ++ nIllegalBlockStates++; ++ } ++ ++ T(YAFFS_TRACE_VERIFY, (TSTR(""TENDSTR))); ++ T(YAFFS_TRACE_VERIFY, (TSTR("Block summary"TENDSTR))); ++ ++ T(YAFFS_TRACE_VERIFY, (TSTR("%d blocks have illegal states"TENDSTR), nIllegalBlockStates)); ++ if (nBlocksPerState[YAFFS_BLOCK_STATE_ALLOCATING] > 1) ++ T(YAFFS_TRACE_VERIFY, (TSTR("Too many allocating blocks"TENDSTR))); ++ ++ for (i = 0; i < YAFFS_NUMBER_OF_BLOCK_STATES; i++) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("%s %d blocks"TENDSTR), ++ blockStateName[i], nBlocksPerState[i])); ++ ++ if (dev->blocksInCheckpoint != nBlocksPerState[YAFFS_BLOCK_STATE_CHECKPOINT]) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Checkpoint block count wrong dev %d count %d"TENDSTR), ++ dev->blocksInCheckpoint, nBlocksPerState[YAFFS_BLOCK_STATE_CHECKPOINT])); ++ ++ if (dev->nErasedBlocks != nBlocksPerState[YAFFS_BLOCK_STATE_EMPTY]) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Erased block count wrong dev %d count %d"TENDSTR), ++ dev->nErasedBlocks, nBlocksPerState[YAFFS_BLOCK_STATE_EMPTY])); ++ ++ if (nBlocksPerState[YAFFS_BLOCK_STATE_COLLECTING] > 1) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Too many collecting blocks %d (max is 1)"TENDSTR), ++ nBlocksPerState[YAFFS_BLOCK_STATE_COLLECTING])); ++ ++ T(YAFFS_TRACE_VERIFY, (TSTR(""TENDSTR))); ++ ++} ++ ++/* ++ * Verify the object header. oh must be valid, but obj and tags may be NULL in which ++ * case those tests will not be performed. ++ */ ++static void yaffs_VerifyObjectHeader(yaffs_Object *obj, yaffs_ObjectHeader *oh, yaffs_ExtendedTags *tags, int parentCheck) ++{ ++ if (obj && yaffs_SkipVerification(obj->myDev)) ++ return; ++ ++ if (!(tags && obj && oh)) { ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Verifying object header tags %x obj %x oh %x"TENDSTR), ++ (__u32)tags, (__u32)obj, (__u32)oh)); ++ return; ++ } ++ ++ if (oh->type <= YAFFS_OBJECT_TYPE_UNKNOWN || ++ oh->type > YAFFS_OBJECT_TYPE_MAX) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header type is illegal value 0x%x"TENDSTR), ++ tags->objectId, oh->type)); ++ ++ if (tags->objectId != obj->objectId) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header mismatch objectId %d"TENDSTR), ++ tags->objectId, obj->objectId)); ++ ++ ++ /* ++ * Check that the object's parent ids match if parentCheck requested. ++ * ++ * Tests do not apply to the root object. ++ */ ++ ++ if (parentCheck && tags->objectId > 1 && !obj->parent) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header mismatch parentId %d obj->parent is NULL"TENDSTR), ++ tags->objectId, oh->parentObjectId)); ++ ++ if (parentCheck && obj->parent && ++ oh->parentObjectId != obj->parent->objectId && ++ (oh->parentObjectId != YAFFS_OBJECTID_UNLINKED || ++ obj->parent->objectId != YAFFS_OBJECTID_DELETED)) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header mismatch parentId %d parentObjectId %d"TENDSTR), ++ tags->objectId, oh->parentObjectId, obj->parent->objectId)); ++ ++ if (tags->objectId > 1 && oh->name[0] == 0) /* Null name */ ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header name is NULL"TENDSTR), ++ obj->objectId)); ++ ++ if (tags->objectId > 1 && ((__u8)(oh->name[0])) == 0xff) /* Trashed name */ ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d header name is 0xFF"TENDSTR), ++ obj->objectId)); ++} ++ ++ ++ ++static int yaffs_VerifyTnodeWorker(yaffs_Object *obj, yaffs_Tnode *tn, ++ __u32 level, int chunkOffset) ++{ ++ int i; ++ yaffs_Device *dev = obj->myDev; ++ int ok = 1; ++ ++ if (tn) { ++ if (level > 0) { ++ ++ for (i = 0; i < YAFFS_NTNODES_INTERNAL && ok; i++) { ++ if (tn->internal[i]) { ++ ok = yaffs_VerifyTnodeWorker(obj, ++ tn->internal[i], ++ level - 1, ++ (chunkOffset<<YAFFS_TNODES_INTERNAL_BITS) + i); ++ } ++ } ++ } else if (level == 0) { ++ yaffs_ExtendedTags tags; ++ __u32 objectId = obj->objectId; ++ ++ chunkOffset <<= YAFFS_TNODES_LEVEL0_BITS; ++ ++ for (i = 0; i < YAFFS_NTNODES_LEVEL0; i++) { ++ __u32 theChunk = yaffs_GetChunkGroupBase(dev, tn, i); ++ ++ if (theChunk > 0) { ++ /* T(~0,(TSTR("verifying (%d:%d) %d"TENDSTR),tags.objectId,tags.chunkId,theChunk)); */ ++ yaffs_ReadChunkWithTagsFromNAND(dev, theChunk, NULL, &tags); ++ if (tags.objectId != objectId || tags.chunkId != chunkOffset) { ++ T(~0, (TSTR("Object %d chunkId %d NAND mismatch chunk %d tags (%d:%d)"TENDSTR), ++ objectId, chunkOffset, theChunk, ++ tags.objectId, tags.chunkId)); ++ } ++ } ++ chunkOffset++; ++ } ++ } ++ } ++ ++ return ok; ++ ++} ++ ++ ++static void yaffs_VerifyFile(yaffs_Object *obj) ++{ ++ int requiredTallness; ++ int actualTallness; ++ __u32 lastChunk; ++ __u32 x; ++ __u32 i; ++ yaffs_Device *dev; ++ yaffs_ExtendedTags tags; ++ yaffs_Tnode *tn; ++ __u32 objectId; ++ ++ if (!obj) ++ return; ++ ++ if (yaffs_SkipVerification(obj->myDev)) ++ return; ++ ++ dev = obj->myDev; ++ objectId = obj->objectId; ++ ++ /* Check file size is consistent with tnode depth */ ++ lastChunk = obj->variant.fileVariant.fileSize / dev->nDataBytesPerChunk + 1; ++ x = lastChunk >> YAFFS_TNODES_LEVEL0_BITS; ++ requiredTallness = 0; ++ while (x > 0) { ++ x >>= YAFFS_TNODES_INTERNAL_BITS; ++ requiredTallness++; ++ } ++ ++ actualTallness = obj->variant.fileVariant.topLevel; ++ ++ if (requiredTallness > actualTallness) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d had tnode tallness %d, needs to be %d"TENDSTR), ++ obj->objectId, actualTallness, requiredTallness)); ++ ++ ++ /* Check that the chunks in the tnode tree are all correct. ++ * We do this by scanning through the tnode tree and ++ * checking the tags for every chunk match. ++ */ ++ ++ if (yaffs_SkipNANDVerification(dev)) ++ return; ++ ++ for (i = 1; i <= lastChunk; i++) { ++ tn = yaffs_FindLevel0Tnode(dev, &obj->variant.fileVariant, i); ++ ++ if (tn) { ++ __u32 theChunk = yaffs_GetChunkGroupBase(dev, tn, i); ++ if (theChunk > 0) { ++ /* T(~0,(TSTR("verifying (%d:%d) %d"TENDSTR),objectId,i,theChunk)); */ ++ yaffs_ReadChunkWithTagsFromNAND(dev, theChunk, NULL, &tags); ++ if (tags.objectId != objectId || tags.chunkId != i) { ++ T(~0, (TSTR("Object %d chunkId %d NAND mismatch chunk %d tags (%d:%d)"TENDSTR), ++ objectId, i, theChunk, ++ tags.objectId, tags.chunkId)); ++ } ++ } ++ } ++ } ++} ++ ++ ++static void yaffs_VerifyHardLink(yaffs_Object *obj) ++{ ++ if (obj && yaffs_SkipVerification(obj->myDev)) ++ return; ++ ++ /* Verify sane equivalent object */ ++} ++ ++static void yaffs_VerifySymlink(yaffs_Object *obj) ++{ ++ if (obj && yaffs_SkipVerification(obj->myDev)) ++ return; ++ ++ /* Verify symlink string */ ++} ++ ++static void yaffs_VerifySpecial(yaffs_Object *obj) ++{ ++ if (obj && yaffs_SkipVerification(obj->myDev)) ++ return; ++} ++ ++static void yaffs_VerifyObject(yaffs_Object *obj) ++{ ++ yaffs_Device *dev; ++ ++ __u32 chunkMin; ++ __u32 chunkMax; ++ ++ __u32 chunkIdOk; ++ __u32 chunkInRange; ++ __u32 chunkShouldNotBeDeleted; ++ __u32 chunkValid; ++ ++ if (!obj) ++ return; ++ ++ if (obj->beingCreated) ++ return; ++ ++ dev = obj->myDev; ++ ++ if (yaffs_SkipVerification(dev)) ++ return; ++ ++ /* Check sane object header chunk */ ++ ++ chunkMin = dev->internalStartBlock * dev->nChunksPerBlock; ++ chunkMax = (dev->internalEndBlock+1) * dev->nChunksPerBlock - 1; ++ ++ chunkInRange = (((unsigned)(obj->hdrChunk)) >= chunkMin && ((unsigned)(obj->hdrChunk)) <= chunkMax); ++ chunkIdOk = chunkInRange || obj->hdrChunk == 0; ++ chunkValid = chunkInRange && ++ yaffs_CheckChunkBit(dev, ++ obj->hdrChunk / dev->nChunksPerBlock, ++ obj->hdrChunk % dev->nChunksPerBlock); ++ chunkShouldNotBeDeleted = chunkInRange && !chunkValid; ++ ++ if (!obj->fake && ++ (!chunkIdOk || chunkShouldNotBeDeleted)) { ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d has chunkId %d %s %s"TENDSTR), ++ obj->objectId, obj->hdrChunk, ++ chunkIdOk ? "" : ",out of range", ++ chunkShouldNotBeDeleted ? ",marked as deleted" : "")); ++ } ++ ++ if (chunkValid && !yaffs_SkipNANDVerification(dev)) { ++ yaffs_ExtendedTags tags; ++ yaffs_ObjectHeader *oh; ++ __u8 *buffer = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ oh = (yaffs_ObjectHeader *)buffer; ++ ++ yaffs_ReadChunkWithTagsFromNAND(dev, obj->hdrChunk, buffer, ++ &tags); ++ ++ yaffs_VerifyObjectHeader(obj, oh, &tags, 1); ++ ++ yaffs_ReleaseTempBuffer(dev, buffer, __LINE__); ++ } ++ ++ /* Verify it has a parent */ ++ if (obj && !obj->fake && ++ (!obj->parent || obj->parent->myDev != dev)) { ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d has parent pointer %p which does not look like an object"TENDSTR), ++ obj->objectId, obj->parent)); ++ } ++ ++ /* Verify parent is a directory */ ++ if (obj->parent && obj->parent->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d's parent is not a directory (type %d)"TENDSTR), ++ obj->objectId, obj->parent->variantType)); ++ } ++ ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ yaffs_VerifyFile(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ yaffs_VerifySymlink(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ yaffs_VerifyDirectory(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ yaffs_VerifyHardLink(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ yaffs_VerifySpecial(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ default: ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Obj %d has illegaltype %d"TENDSTR), ++ obj->objectId, obj->variantType)); ++ break; ++ } ++} ++ ++static void yaffs_VerifyObjects(yaffs_Device *dev) ++{ ++ yaffs_Object *obj; ++ int i; ++ struct ylist_head *lh; ++ ++ if (yaffs_SkipVerification(dev)) ++ return; ++ ++ /* Iterate through the objects in each hash entry */ ++ ++ for (i = 0; i < YAFFS_NOBJECT_BUCKETS; i++) { ++ ylist_for_each(lh, &dev->objectBucket[i].list) { ++ if (lh) { ++ obj = ylist_entry(lh, yaffs_Object, hashLink); ++ yaffs_VerifyObject(obj); ++ } ++ } ++ } ++} ++ ++ ++/* ++ * Simple hash function. Needs to have a reasonable spread ++ */ ++ ++static Y_INLINE int yaffs_HashFunction(int n) ++{ ++ n = abs(n); ++ return n % YAFFS_NOBJECT_BUCKETS; ++} ++ ++/* ++ * Access functions to useful fake objects. ++ * Note that root might have a presence in NAND if permissions are set. ++ */ ++ ++yaffs_Object *yaffs_Root(yaffs_Device *dev) ++{ ++ return dev->rootDir; ++} ++ ++yaffs_Object *yaffs_LostNFound(yaffs_Device *dev) ++{ ++ return dev->lostNFoundDir; ++} ++ ++ ++/* ++ * Erased NAND checking functions ++ */ ++ ++int yaffs_CheckFF(__u8 *buffer, int nBytes) ++{ ++ /* Horrible, slow implementation */ ++ while (nBytes--) { ++ if (*buffer != 0xFF) ++ return 0; ++ buffer++; ++ } ++ return 1; ++} ++ ++static int yaffs_CheckChunkErased(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND) ++{ ++ int retval = YAFFS_OK; ++ __u8 *data = yaffs_GetTempBuffer(dev, __LINE__); ++ yaffs_ExtendedTags tags; ++ int result; ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, chunkInNAND, data, &tags); ++ ++ if (tags.eccResult > YAFFS_ECC_RESULT_NO_ERROR) ++ retval = YAFFS_FAIL; ++ ++ if (!yaffs_CheckFF(data, dev->nDataBytesPerChunk) || tags.chunkUsed) { ++ T(YAFFS_TRACE_NANDACCESS, ++ (TSTR("Chunk %d not erased" TENDSTR), chunkInNAND)); ++ retval = YAFFS_FAIL; ++ } ++ ++ yaffs_ReleaseTempBuffer(dev, data, __LINE__); ++ ++ return retval; ++ ++} ++ ++static int yaffs_WriteNewChunkWithTagsToNAND(struct yaffs_DeviceStruct *dev, ++ const __u8 *data, ++ yaffs_ExtendedTags *tags, ++ int useReserve) ++{ ++ int attempts = 0; ++ int writeOk = 0; ++ int chunk; ++ ++ yaffs_InvalidateCheckpoint(dev); ++ ++ do { ++ yaffs_BlockInfo *bi = 0; ++ int erasedOk = 0; ++ ++ chunk = yaffs_AllocateChunk(dev, useReserve, &bi); ++ if (chunk < 0) { ++ /* no space */ ++ break; ++ } ++ ++ /* First check this chunk is erased, if it needs ++ * checking. The checking policy (unless forced ++ * always on) is as follows: ++ * ++ * Check the first page we try to write in a block. ++ * If the check passes then we don't need to check any ++ * more. If the check fails, we check again... ++ * If the block has been erased, we don't need to check. ++ * ++ * However, if the block has been prioritised for gc, ++ * then we think there might be something odd about ++ * this block and stop using it. ++ * ++ * Rationale: We should only ever see chunks that have ++ * not been erased if there was a partially written ++ * chunk due to power loss. This checking policy should ++ * catch that case with very few checks and thus save a ++ * lot of checks that are most likely not needed. ++ */ ++ if (bi->gcPrioritise) { ++ yaffs_DeleteChunk(dev, chunk, 1, __LINE__); ++ /* try another chunk */ ++ continue; ++ } ++ ++ /* let's give it a try */ ++ attempts++; ++ ++#ifdef CONFIG_YAFFS_ALWAYS_CHECK_CHUNK_ERASED ++ bi->skipErasedCheck = 0; ++#endif ++ if (!bi->skipErasedCheck) { ++ erasedOk = yaffs_CheckChunkErased(dev, chunk); ++ if (erasedOk != YAFFS_OK) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> yaffs chunk %d was not erased" ++ TENDSTR), chunk)); ++ ++ /* try another chunk */ ++ continue; ++ } ++ bi->skipErasedCheck = 1; ++ } ++ ++ writeOk = yaffs_WriteChunkWithTagsToNAND(dev, chunk, ++ data, tags); ++ if (writeOk != YAFFS_OK) { ++ yaffs_HandleWriteChunkError(dev, chunk, erasedOk); ++ /* try another chunk */ ++ continue; ++ } ++ ++ /* Copy the data into the robustification buffer */ ++ yaffs_HandleWriteChunkOk(dev, chunk, data, tags); ++ ++ } while (writeOk != YAFFS_OK && ++ (yaffs_wr_attempts <= 0 || attempts <= yaffs_wr_attempts)); ++ ++ if (!writeOk) ++ chunk = -1; ++ ++ if (attempts > 1) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> yaffs write required %d attempts" TENDSTR), ++ attempts)); ++ ++ dev->nRetriedWrites += (attempts - 1); ++ } ++ ++ return chunk; ++} ++ ++/* ++ * Block retiring for handling a broken block. ++ */ ++ ++static void yaffs_RetireBlock(yaffs_Device *dev, int blockInNAND) ++{ ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, blockInNAND); ++ ++ yaffs_InvalidateCheckpoint(dev); ++ ++ if (yaffs_MarkBlockBad(dev, blockInNAND) != YAFFS_OK) { ++ if (yaffs_EraseBlockInNAND(dev, blockInNAND) != YAFFS_OK) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR( ++ "yaffs: Failed to mark bad and erase block %d" ++ TENDSTR), blockInNAND)); ++ } else { ++ yaffs_ExtendedTags tags; ++ int chunkId = blockInNAND * dev->nChunksPerBlock; ++ ++ __u8 *buffer = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ memset(buffer, 0xff, dev->nDataBytesPerChunk); ++ yaffs_InitialiseTags(&tags); ++ tags.sequenceNumber = YAFFS_SEQUENCE_BAD_BLOCK; ++ if (dev->writeChunkWithTagsToNAND(dev, chunkId - ++ dev->chunkOffset, buffer, &tags) != YAFFS_OK) ++ T(YAFFS_TRACE_ALWAYS, (TSTR("yaffs: Failed to " ++ TCONT("write bad block marker to block %d") ++ TENDSTR), blockInNAND)); ++ ++ yaffs_ReleaseTempBuffer(dev, buffer, __LINE__); ++ } ++ } ++ ++ bi->blockState = YAFFS_BLOCK_STATE_DEAD; ++ bi->gcPrioritise = 0; ++ bi->needsRetiring = 0; ++ ++ dev->nRetiredBlocks++; ++} ++ ++/* ++ * Functions for robustisizing TODO ++ * ++ */ ++ ++static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *tags) ++{ ++} ++ ++static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND, ++ const yaffs_ExtendedTags *tags) ++{ ++} ++ ++void yaffs_HandleChunkError(yaffs_Device *dev, yaffs_BlockInfo *bi) ++{ ++ if (!bi->gcPrioritise) { ++ bi->gcPrioritise = 1; ++ dev->hasPendingPrioritisedGCs = 1; ++ bi->chunkErrorStrikes++; ++ ++ if (bi->chunkErrorStrikes > 3) { ++ bi->needsRetiring = 1; /* Too many stikes, so retire this */ ++ T(YAFFS_TRACE_ALWAYS, (TSTR("yaffs: Block struck out" TENDSTR))); ++ ++ } ++ } ++} ++ ++static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND, ++ int erasedOk) ++{ ++ int blockInNAND = chunkInNAND / dev->nChunksPerBlock; ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, blockInNAND); ++ ++ yaffs_HandleChunkError(dev, bi); ++ ++ if (erasedOk) { ++ /* Was an actual write failure, so mark the block for retirement */ ++ bi->needsRetiring = 1; ++ T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("**>> Block %d needs retiring" TENDSTR), blockInNAND)); ++ } ++ ++ /* Delete the chunk */ ++ yaffs_DeleteChunk(dev, chunkInNAND, 1, __LINE__); ++} ++ ++ ++/*---------------- Name handling functions ------------*/ ++ ++static __u16 yaffs_CalcNameSum(const YCHAR *name) ++{ ++ __u16 sum = 0; ++ __u16 i = 1; ++ ++ const YUCHAR *bname = (const YUCHAR *) name; ++ if (bname) { ++ while ((*bname) && (i < (YAFFS_MAX_NAME_LENGTH/2))) { ++ ++#ifdef CONFIG_YAFFS_CASE_INSENSITIVE ++ sum += yaffs_toupper(*bname) * i; ++#else ++ sum += (*bname) * i; ++#endif ++ i++; ++ bname++; ++ } ++ } ++ return sum; ++} ++ ++static void yaffs_SetObjectName(yaffs_Object *obj, const YCHAR *name) ++{ ++#ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM ++ memset(obj->shortName, 0, sizeof(YCHAR) * (YAFFS_SHORT_NAME_LENGTH+1)); ++ if (name && yaffs_strlen(name) <= YAFFS_SHORT_NAME_LENGTH) ++ yaffs_strcpy(obj->shortName, name); ++ else ++ obj->shortName[0] = _Y('\0'); ++#endif ++ obj->sum = yaffs_CalcNameSum(name); ++} ++ ++/*-------------------- TNODES ------------------- ++ ++ * List of spare tnodes ++ * The list is hooked together using the first pointer ++ * in the tnode. ++ */ ++ ++/* yaffs_CreateTnodes creates a bunch more tnodes and ++ * adds them to the tnode free list. ++ * Don't use this function directly ++ */ ++ ++static int yaffs_CreateTnodes(yaffs_Device *dev, int nTnodes) ++{ ++ int i; ++ int tnodeSize; ++ yaffs_Tnode *newTnodes; ++ __u8 *mem; ++ yaffs_Tnode *curr; ++ yaffs_Tnode *next; ++ yaffs_TnodeList *tnl; ++ ++ if (nTnodes < 1) ++ return YAFFS_OK; ++ ++ /* Calculate the tnode size in bytes for variable width tnode support. ++ * Must be a multiple of 32-bits */ ++ tnodeSize = (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8; ++ ++ if (tnodeSize < sizeof(yaffs_Tnode)) ++ tnodeSize = sizeof(yaffs_Tnode); ++ ++ /* make these things */ ++ ++ newTnodes = YMALLOC(nTnodes * tnodeSize); ++ mem = (__u8 *)newTnodes; ++ ++ if (!newTnodes) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("yaffs: Could not allocate Tnodes" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ /* Hook them into the free list */ ++#if 0 ++ for (i = 0; i < nTnodes - 1; i++) { ++ newTnodes[i].internal[0] = &newTnodes[i + 1]; ++#ifdef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ newTnodes[i].internal[YAFFS_NTNODES_INTERNAL] = (void *)1; ++#endif ++ } ++ ++ newTnodes[nTnodes - 1].internal[0] = dev->freeTnodes; ++#ifdef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ newTnodes[nTnodes - 1].internal[YAFFS_NTNODES_INTERNAL] = (void *)1; ++#endif ++ dev->freeTnodes = newTnodes; ++#else ++ /* New hookup for wide tnodes */ ++ for (i = 0; i < nTnodes - 1; i++) { ++ curr = (yaffs_Tnode *) &mem[i * tnodeSize]; ++ next = (yaffs_Tnode *) &mem[(i+1) * tnodeSize]; ++ curr->internal[0] = next; ++ } ++ ++ curr = (yaffs_Tnode *) &mem[(nTnodes - 1) * tnodeSize]; ++ curr->internal[0] = dev->freeTnodes; ++ dev->freeTnodes = (yaffs_Tnode *)mem; ++ ++#endif ++ ++ ++ dev->nFreeTnodes += nTnodes; ++ dev->nTnodesCreated += nTnodes; ++ ++ /* Now add this bunch of tnodes to a list for freeing up. ++ * NB If we can't add this to the management list it isn't fatal ++ * but it just means we can't free this bunch of tnodes later. ++ */ ++ ++ tnl = YMALLOC(sizeof(yaffs_TnodeList)); ++ if (!tnl) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs: Could not add tnodes to management list" TENDSTR))); ++ return YAFFS_FAIL; ++ } else { ++ tnl->tnodes = newTnodes; ++ tnl->next = dev->allocatedTnodeList; ++ dev->allocatedTnodeList = tnl; ++ } ++ ++ T(YAFFS_TRACE_ALLOCATE, (TSTR("yaffs: Tnodes added" TENDSTR))); ++ ++ return YAFFS_OK; ++} ++ ++/* GetTnode gets us a clean tnode. Tries to make allocate more if we run out */ ++ ++static yaffs_Tnode *yaffs_GetTnodeRaw(yaffs_Device *dev) ++{ ++ yaffs_Tnode *tn = NULL; ++ ++ /* If there are none left make more */ ++ if (!dev->freeTnodes) ++ yaffs_CreateTnodes(dev, YAFFS_ALLOCATION_NTNODES); ++ ++ if (dev->freeTnodes) { ++ tn = dev->freeTnodes; ++#ifdef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ if (tn->internal[YAFFS_NTNODES_INTERNAL] != (void *)1) { ++ /* Hoosterman, this thing looks like it isn't in the list */ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: Tnode list bug 1" TENDSTR))); ++ } ++#endif ++ dev->freeTnodes = dev->freeTnodes->internal[0]; ++ dev->nFreeTnodes--; ++ } ++ ++ dev->nCheckpointBlocksRequired = 0; /* force recalculation*/ ++ ++ return tn; ++} ++ ++static yaffs_Tnode *yaffs_GetTnode(yaffs_Device *dev) ++{ ++ yaffs_Tnode *tn = yaffs_GetTnodeRaw(dev); ++ int tnodeSize = (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8; ++ ++ if (tnodeSize < sizeof(yaffs_Tnode)) ++ tnodeSize = sizeof(yaffs_Tnode); ++ ++ if (tn) ++ memset(tn, 0, tnodeSize); ++ ++ return tn; ++} ++ ++/* FreeTnode frees up a tnode and puts it back on the free list */ ++static void yaffs_FreeTnode(yaffs_Device *dev, yaffs_Tnode *tn) ++{ ++ if (tn) { ++#ifdef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ if (tn->internal[YAFFS_NTNODES_INTERNAL] != 0) { ++ /* Hoosterman, this thing looks like it is already in the list */ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: Tnode list bug 2" TENDSTR))); ++ } ++ tn->internal[YAFFS_NTNODES_INTERNAL] = (void *)1; ++#endif ++ tn->internal[0] = dev->freeTnodes; ++ dev->freeTnodes = tn; ++ dev->nFreeTnodes++; ++ } ++ dev->nCheckpointBlocksRequired = 0; /* force recalculation*/ ++} ++ ++static void yaffs_DeinitialiseTnodes(yaffs_Device *dev) ++{ ++ /* Free the list of allocated tnodes */ ++ yaffs_TnodeList *tmp; ++ ++ while (dev->allocatedTnodeList) { ++ tmp = dev->allocatedTnodeList->next; ++ ++ YFREE(dev->allocatedTnodeList->tnodes); ++ YFREE(dev->allocatedTnodeList); ++ dev->allocatedTnodeList = tmp; ++ ++ } ++ ++ dev->freeTnodes = NULL; ++ dev->nFreeTnodes = 0; ++} ++ ++static void yaffs_InitialiseTnodes(yaffs_Device *dev) ++{ ++ dev->allocatedTnodeList = NULL; ++ dev->freeTnodes = NULL; ++ dev->nFreeTnodes = 0; ++ dev->nTnodesCreated = 0; ++} ++ ++ ++void yaffs_PutLevel0Tnode(yaffs_Device *dev, yaffs_Tnode *tn, unsigned pos, ++ unsigned val) ++{ ++ __u32 *map = (__u32 *)tn; ++ __u32 bitInMap; ++ __u32 bitInWord; ++ __u32 wordInMap; ++ __u32 mask; ++ ++ pos &= YAFFS_TNODES_LEVEL0_MASK; ++ val >>= dev->chunkGroupBits; ++ ++ bitInMap = pos * dev->tnodeWidth; ++ wordInMap = bitInMap / 32; ++ bitInWord = bitInMap & (32 - 1); ++ ++ mask = dev->tnodeMask << bitInWord; ++ ++ map[wordInMap] &= ~mask; ++ map[wordInMap] |= (mask & (val << bitInWord)); ++ ++ if (dev->tnodeWidth > (32 - bitInWord)) { ++ bitInWord = (32 - bitInWord); ++ wordInMap++;; ++ mask = dev->tnodeMask >> (/*dev->tnodeWidth -*/ bitInWord); ++ map[wordInMap] &= ~mask; ++ map[wordInMap] |= (mask & (val >> bitInWord)); ++ } ++} ++ ++static __u32 yaffs_GetChunkGroupBase(yaffs_Device *dev, yaffs_Tnode *tn, ++ unsigned pos) ++{ ++ __u32 *map = (__u32 *)tn; ++ __u32 bitInMap; ++ __u32 bitInWord; ++ __u32 wordInMap; ++ __u32 val; ++ ++ pos &= YAFFS_TNODES_LEVEL0_MASK; ++ ++ bitInMap = pos * dev->tnodeWidth; ++ wordInMap = bitInMap / 32; ++ bitInWord = bitInMap & (32 - 1); ++ ++ val = map[wordInMap] >> bitInWord; ++ ++ if (dev->tnodeWidth > (32 - bitInWord)) { ++ bitInWord = (32 - bitInWord); ++ wordInMap++;; ++ val |= (map[wordInMap] << bitInWord); ++ } ++ ++ val &= dev->tnodeMask; ++ val <<= dev->chunkGroupBits; ++ ++ return val; ++} ++ ++/* ------------------- End of individual tnode manipulation -----------------*/ ++ ++/* ---------Functions to manipulate the look-up tree (made up of tnodes) ------ ++ * The look up tree is represented by the top tnode and the number of topLevel ++ * in the tree. 0 means only the level 0 tnode is in the tree. ++ */ ++ ++/* FindLevel0Tnode finds the level 0 tnode, if one exists. */ ++static yaffs_Tnode *yaffs_FindLevel0Tnode(yaffs_Device *dev, ++ yaffs_FileStructure *fStruct, ++ __u32 chunkId) ++{ ++ yaffs_Tnode *tn = fStruct->top; ++ __u32 i; ++ int requiredTallness; ++ int level = fStruct->topLevel; ++ ++ /* Check sane level and chunk Id */ ++ if (level < 0 || level > YAFFS_TNODES_MAX_LEVEL) ++ return NULL; ++ ++ if (chunkId > YAFFS_MAX_CHUNK_ID) ++ return NULL; ++ ++ /* First check we're tall enough (ie enough topLevel) */ ++ ++ i = chunkId >> YAFFS_TNODES_LEVEL0_BITS; ++ requiredTallness = 0; ++ while (i) { ++ i >>= YAFFS_TNODES_INTERNAL_BITS; ++ requiredTallness++; ++ } ++ ++ if (requiredTallness > fStruct->topLevel) ++ return NULL; /* Not tall enough, so we can't find it */ ++ ++ /* Traverse down to level 0 */ ++ while (level > 0 && tn) { ++ tn = tn->internal[(chunkId >> ++ (YAFFS_TNODES_LEVEL0_BITS + ++ (level - 1) * ++ YAFFS_TNODES_INTERNAL_BITS)) & ++ YAFFS_TNODES_INTERNAL_MASK]; ++ level--; ++ } ++ ++ return tn; ++} ++ ++/* AddOrFindLevel0Tnode finds the level 0 tnode if it exists, otherwise first expands the tree. ++ * This happens in two steps: ++ * 1. If the tree isn't tall enough, then make it taller. ++ * 2. Scan down the tree towards the level 0 tnode adding tnodes if required. ++ * ++ * Used when modifying the tree. ++ * ++ * If the tn argument is NULL, then a fresh tnode will be added otherwise the specified tn will ++ * be plugged into the ttree. ++ */ ++ ++static yaffs_Tnode *yaffs_AddOrFindLevel0Tnode(yaffs_Device *dev, ++ yaffs_FileStructure *fStruct, ++ __u32 chunkId, ++ yaffs_Tnode *passedTn) ++{ ++ int requiredTallness; ++ int i; ++ int l; ++ yaffs_Tnode *tn; ++ ++ __u32 x; ++ ++ ++ /* Check sane level and page Id */ ++ if (fStruct->topLevel < 0 || fStruct->topLevel > YAFFS_TNODES_MAX_LEVEL) ++ return NULL; ++ ++ if (chunkId > YAFFS_MAX_CHUNK_ID) ++ return NULL; ++ ++ /* First check we're tall enough (ie enough topLevel) */ ++ ++ x = chunkId >> YAFFS_TNODES_LEVEL0_BITS; ++ requiredTallness = 0; ++ while (x) { ++ x >>= YAFFS_TNODES_INTERNAL_BITS; ++ requiredTallness++; ++ } ++ ++ ++ if (requiredTallness > fStruct->topLevel) { ++ /* Not tall enough, gotta make the tree taller */ ++ for (i = fStruct->topLevel; i < requiredTallness; i++) { ++ ++ tn = yaffs_GetTnode(dev); ++ ++ if (tn) { ++ tn->internal[0] = fStruct->top; ++ fStruct->top = tn; ++ } else { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("yaffs: no more tnodes" TENDSTR))); ++ } ++ } ++ ++ fStruct->topLevel = requiredTallness; ++ } ++ ++ /* Traverse down to level 0, adding anything we need */ ++ ++ l = fStruct->topLevel; ++ tn = fStruct->top; ++ ++ if (l > 0) { ++ while (l > 0 && tn) { ++ x = (chunkId >> ++ (YAFFS_TNODES_LEVEL0_BITS + ++ (l - 1) * YAFFS_TNODES_INTERNAL_BITS)) & ++ YAFFS_TNODES_INTERNAL_MASK; ++ ++ ++ if ((l > 1) && !tn->internal[x]) { ++ /* Add missing non-level-zero tnode */ ++ tn->internal[x] = yaffs_GetTnode(dev); ++ ++ } else if (l == 1) { ++ /* Looking from level 1 at level 0 */ ++ if (passedTn) { ++ /* If we already have one, then release it.*/ ++ if (tn->internal[x]) ++ yaffs_FreeTnode(dev, tn->internal[x]); ++ tn->internal[x] = passedTn; ++ ++ } else if (!tn->internal[x]) { ++ /* Don't have one, none passed in */ ++ tn->internal[x] = yaffs_GetTnode(dev); ++ } ++ } ++ ++ tn = tn->internal[x]; ++ l--; ++ } ++ } else { ++ /* top is level 0 */ ++ if (passedTn) { ++ memcpy(tn, passedTn, (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8); ++ yaffs_FreeTnode(dev, passedTn); ++ } ++ } ++ ++ return tn; ++} ++ ++static int yaffs_FindChunkInGroup(yaffs_Device *dev, int theChunk, ++ yaffs_ExtendedTags *tags, int objectId, ++ int chunkInInode) ++{ ++ int j; ++ ++ for (j = 0; theChunk && j < dev->chunkGroupSize; j++) { ++ if (yaffs_CheckChunkBit(dev, theChunk / dev->nChunksPerBlock, ++ theChunk % dev->nChunksPerBlock)) { ++ yaffs_ReadChunkWithTagsFromNAND(dev, theChunk, NULL, ++ tags); ++ if (yaffs_TagsMatch(tags, objectId, chunkInInode)) { ++ /* found it; */ ++ return theChunk; ++ } ++ } ++ theChunk++; ++ } ++ return -1; ++} ++ ++ ++/* DeleteWorker scans backwards through the tnode tree and deletes all the ++ * chunks and tnodes in the file ++ * Returns 1 if the tree was deleted. ++ * Returns 0 if it stopped early due to hitting the limit and the delete is incomplete. ++ */ ++ ++static int yaffs_DeleteWorker(yaffs_Object *in, yaffs_Tnode *tn, __u32 level, ++ int chunkOffset, int *limit) ++{ ++ int i; ++ int chunkInInode; ++ int theChunk; ++ yaffs_ExtendedTags tags; ++ int foundChunk; ++ yaffs_Device *dev = in->myDev; ++ ++ int allDone = 1; ++ ++ if (tn) { ++ if (level > 0) { ++ for (i = YAFFS_NTNODES_INTERNAL - 1; allDone && i >= 0; ++ i--) { ++ if (tn->internal[i]) { ++ if (limit && (*limit) < 0) { ++ allDone = 0; ++ } else { ++ allDone = ++ yaffs_DeleteWorker(in, ++ tn-> ++ internal ++ [i], ++ level - ++ 1, ++ (chunkOffset ++ << ++ YAFFS_TNODES_INTERNAL_BITS) ++ + i, ++ limit); ++ } ++ if (allDone) { ++ yaffs_FreeTnode(dev, ++ tn-> ++ internal[i]); ++ tn->internal[i] = NULL; ++ } ++ } ++ } ++ return (allDone) ? 1 : 0; ++ } else if (level == 0) { ++ int hitLimit = 0; ++ ++ for (i = YAFFS_NTNODES_LEVEL0 - 1; i >= 0 && !hitLimit; ++ i--) { ++ theChunk = yaffs_GetChunkGroupBase(dev, tn, i); ++ if (theChunk) { ++ ++ chunkInInode = (chunkOffset << ++ YAFFS_TNODES_LEVEL0_BITS) + i; ++ ++ foundChunk = ++ yaffs_FindChunkInGroup(dev, ++ theChunk, ++ &tags, ++ in->objectId, ++ chunkInInode); ++ ++ if (foundChunk > 0) { ++ yaffs_DeleteChunk(dev, ++ foundChunk, 1, ++ __LINE__); ++ in->nDataChunks--; ++ if (limit) { ++ *limit = *limit - 1; ++ if (*limit <= 0) ++ hitLimit = 1; ++ } ++ ++ } ++ ++ yaffs_PutLevel0Tnode(dev, tn, i, 0); ++ } ++ ++ } ++ return (i < 0) ? 1 : 0; ++ ++ } ++ ++ } ++ ++ return 1; ++ ++} ++ ++static void yaffs_SoftDeleteChunk(yaffs_Device *dev, int chunk) ++{ ++ yaffs_BlockInfo *theBlock; ++ ++ T(YAFFS_TRACE_DELETION, (TSTR("soft delete chunk %d" TENDSTR), chunk)); ++ ++ theBlock = yaffs_GetBlockInfo(dev, chunk / dev->nChunksPerBlock); ++ if (theBlock) { ++ theBlock->softDeletions++; ++ dev->nFreeChunks++; ++ } ++} ++ ++/* SoftDeleteWorker scans backwards through the tnode tree and soft deletes all the chunks in the file. ++ * All soft deleting does is increment the block's softdelete count and pulls the chunk out ++ * of the tnode. ++ * Thus, essentially this is the same as DeleteWorker except that the chunks are soft deleted. ++ */ ++ ++static int yaffs_SoftDeleteWorker(yaffs_Object *in, yaffs_Tnode *tn, ++ __u32 level, int chunkOffset) ++{ ++ int i; ++ int theChunk; ++ int allDone = 1; ++ yaffs_Device *dev = in->myDev; ++ ++ if (tn) { ++ if (level > 0) { ++ ++ for (i = YAFFS_NTNODES_INTERNAL - 1; allDone && i >= 0; ++ i--) { ++ if (tn->internal[i]) { ++ allDone = ++ yaffs_SoftDeleteWorker(in, ++ tn-> ++ internal[i], ++ level - 1, ++ (chunkOffset ++ << ++ YAFFS_TNODES_INTERNAL_BITS) ++ + i); ++ if (allDone) { ++ yaffs_FreeTnode(dev, ++ tn-> ++ internal[i]); ++ tn->internal[i] = NULL; ++ } else { ++ /* Hoosterman... how could this happen? */ ++ } ++ } ++ } ++ return (allDone) ? 1 : 0; ++ } else if (level == 0) { ++ ++ for (i = YAFFS_NTNODES_LEVEL0 - 1; i >= 0; i--) { ++ theChunk = yaffs_GetChunkGroupBase(dev, tn, i); ++ if (theChunk) { ++ /* Note this does not find the real chunk, only the chunk group. ++ * We make an assumption that a chunk group is not larger than ++ * a block. ++ */ ++ yaffs_SoftDeleteChunk(dev, theChunk); ++ yaffs_PutLevel0Tnode(dev, tn, i, 0); ++ } ++ ++ } ++ return 1; ++ ++ } ++ ++ } ++ ++ return 1; ++ ++} ++ ++static void yaffs_SoftDeleteFile(yaffs_Object *obj) ++{ ++ if (obj->deleted && ++ obj->variantType == YAFFS_OBJECT_TYPE_FILE && !obj->softDeleted) { ++ if (obj->nDataChunks <= 0) { ++ /* Empty file with no duplicate object headers, just delete it immediately */ ++ yaffs_FreeTnode(obj->myDev, ++ obj->variant.fileVariant.top); ++ obj->variant.fileVariant.top = NULL; ++ T(YAFFS_TRACE_TRACING, ++ (TSTR("yaffs: Deleting empty file %d" TENDSTR), ++ obj->objectId)); ++ yaffs_DoGenericObjectDeletion(obj); ++ } else { ++ yaffs_SoftDeleteWorker(obj, ++ obj->variant.fileVariant.top, ++ obj->variant.fileVariant. ++ topLevel, 0); ++ obj->softDeleted = 1; ++ } ++ } ++} ++ ++/* Pruning removes any part of the file structure tree that is beyond the ++ * bounds of the file (ie that does not point to chunks). ++ * ++ * A file should only get pruned when its size is reduced. ++ * ++ * Before pruning, the chunks must be pulled from the tree and the ++ * level 0 tnode entries must be zeroed out. ++ * Could also use this for file deletion, but that's probably better handled ++ * by a special case. ++ */ ++ ++static yaffs_Tnode *yaffs_PruneWorker(yaffs_Device *dev, yaffs_Tnode *tn, ++ __u32 level, int del0) ++{ ++ int i; ++ int hasData; ++ ++ if (tn) { ++ hasData = 0; ++ ++ for (i = 0; i < YAFFS_NTNODES_INTERNAL; i++) { ++ if (tn->internal[i] && level > 0) { ++ tn->internal[i] = ++ yaffs_PruneWorker(dev, tn->internal[i], ++ level - 1, ++ (i == 0) ? del0 : 1); ++ } ++ ++ if (tn->internal[i]) ++ hasData++; ++ } ++ ++ if (hasData == 0 && del0) { ++ /* Free and return NULL */ ++ ++ yaffs_FreeTnode(dev, tn); ++ tn = NULL; ++ } ++ ++ } ++ ++ return tn; ++ ++} ++ ++static int yaffs_PruneFileStructure(yaffs_Device *dev, ++ yaffs_FileStructure *fStruct) ++{ ++ int i; ++ int hasData; ++ int done = 0; ++ yaffs_Tnode *tn; ++ ++ if (fStruct->topLevel > 0) { ++ fStruct->top = ++ yaffs_PruneWorker(dev, fStruct->top, fStruct->topLevel, 0); ++ ++ /* Now we have a tree with all the non-zero branches NULL but the height ++ * is the same as it was. ++ * Let's see if we can trim internal tnodes to shorten the tree. ++ * We can do this if only the 0th element in the tnode is in use ++ * (ie all the non-zero are NULL) ++ */ ++ ++ while (fStruct->topLevel && !done) { ++ tn = fStruct->top; ++ ++ hasData = 0; ++ for (i = 1; i < YAFFS_NTNODES_INTERNAL; i++) { ++ if (tn->internal[i]) ++ hasData++; ++ } ++ ++ if (!hasData) { ++ fStruct->top = tn->internal[0]; ++ fStruct->topLevel--; ++ yaffs_FreeTnode(dev, tn); ++ } else { ++ done = 1; ++ } ++ } ++ } ++ ++ return YAFFS_OK; ++} ++ ++/*-------------------- End of File Structure functions.-------------------*/ ++ ++/* yaffs_CreateFreeObjects creates a bunch more objects and ++ * adds them to the object free list. ++ */ ++static int yaffs_CreateFreeObjects(yaffs_Device *dev, int nObjects) ++{ ++ int i; ++ yaffs_Object *newObjects; ++ yaffs_ObjectList *list; ++ ++ if (nObjects < 1) ++ return YAFFS_OK; ++ ++ /* make these things */ ++ newObjects = YMALLOC(nObjects * sizeof(yaffs_Object)); ++ list = YMALLOC(sizeof(yaffs_ObjectList)); ++ ++ if (!newObjects || !list) { ++ if (newObjects) ++ YFREE(newObjects); ++ if (list) ++ YFREE(list); ++ T(YAFFS_TRACE_ALLOCATE, ++ (TSTR("yaffs: Could not allocate more objects" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ /* Hook them into the free list */ ++ for (i = 0; i < nObjects - 1; i++) { ++ newObjects[i].siblings.next = ++ (struct ylist_head *)(&newObjects[i + 1]); ++ } ++ ++ newObjects[nObjects - 1].siblings.next = (void *)dev->freeObjects; ++ dev->freeObjects = newObjects; ++ dev->nFreeObjects += nObjects; ++ dev->nObjectsCreated += nObjects; ++ ++ /* Now add this bunch of Objects to a list for freeing up. */ ++ ++ list->objects = newObjects; ++ list->next = dev->allocatedObjectList; ++ dev->allocatedObjectList = list; ++ ++ return YAFFS_OK; ++} ++ ++ ++/* AllocateEmptyObject gets us a clean Object. Tries to make allocate more if we run out */ ++static yaffs_Object *yaffs_AllocateEmptyObject(yaffs_Device *dev) ++{ ++ yaffs_Object *tn = NULL; ++ ++#ifdef VALGRIND_TEST ++ tn = YMALLOC(sizeof(yaffs_Object)); ++#else ++ /* If there are none left make more */ ++ if (!dev->freeObjects) ++ yaffs_CreateFreeObjects(dev, YAFFS_ALLOCATION_NOBJECTS); ++ ++ if (dev->freeObjects) { ++ tn = dev->freeObjects; ++ dev->freeObjects = ++ (yaffs_Object *) (dev->freeObjects->siblings.next); ++ dev->nFreeObjects--; ++ } ++#endif ++ if (tn) { ++ /* Now sweeten it up... */ ++ ++ memset(tn, 0, sizeof(yaffs_Object)); ++ tn->beingCreated = 1; ++ ++ tn->myDev = dev; ++ tn->hdrChunk = 0; ++ tn->variantType = YAFFS_OBJECT_TYPE_UNKNOWN; ++ YINIT_LIST_HEAD(&(tn->hardLinks)); ++ YINIT_LIST_HEAD(&(tn->hashLink)); ++ YINIT_LIST_HEAD(&tn->siblings); ++ ++ ++ /* Now make the directory sane */ ++ if (dev->rootDir) { ++ tn->parent = dev->rootDir; ++ ylist_add(&(tn->siblings), &dev->rootDir->variant.directoryVariant.children); ++ } ++ ++ /* Add it to the lost and found directory. ++ * NB Can't put root or lostNFound in lostNFound so ++ * check if lostNFound exists first ++ */ ++ if (dev->lostNFoundDir) ++ yaffs_AddObjectToDirectory(dev->lostNFoundDir, tn); ++ ++ tn->beingCreated = 0; ++ } ++ ++ dev->nCheckpointBlocksRequired = 0; /* force recalculation*/ ++ ++ return tn; ++} ++ ++static yaffs_Object *yaffs_CreateFakeDirectory(yaffs_Device *dev, int number, ++ __u32 mode) ++{ ++ ++ yaffs_Object *obj = ++ yaffs_CreateNewObject(dev, number, YAFFS_OBJECT_TYPE_DIRECTORY); ++ if (obj) { ++ obj->fake = 1; /* it is fake so it might have no NAND presence... */ ++ obj->renameAllowed = 0; /* ... and we're not allowed to rename it... */ ++ obj->unlinkAllowed = 0; /* ... or unlink it */ ++ obj->deleted = 0; ++ obj->unlinked = 0; ++ obj->yst_mode = mode; ++ obj->myDev = dev; ++ obj->hdrChunk = 0; /* Not a valid chunk. */ ++ } ++ ++ return obj; ++ ++} ++ ++static void yaffs_UnhashObject(yaffs_Object *tn) ++{ ++ int bucket; ++ yaffs_Device *dev = tn->myDev; ++ ++ /* If it is still linked into the bucket list, free from the list */ ++ if (!ylist_empty(&tn->hashLink)) { ++ ylist_del_init(&tn->hashLink); ++ bucket = yaffs_HashFunction(tn->objectId); ++ dev->objectBucket[bucket].count--; ++ } ++} ++ ++/* FreeObject frees up a Object and puts it back on the free list */ ++static void yaffs_FreeObject(yaffs_Object *tn) ++{ ++ yaffs_Device *dev = tn->myDev; ++ ++#ifdef __KERNEL__ ++ T(YAFFS_TRACE_OS, (TSTR("FreeObject %p inode %p"TENDSTR), tn, tn->myInode)); ++#endif ++ ++ if (tn->parent) ++ YBUG(); ++ if (!ylist_empty(&tn->siblings)) ++ YBUG(); ++ ++ ++#ifdef __KERNEL__ ++ if (tn->myInode) { ++ /* We're still hooked up to a cached inode. ++ * Don't delete now, but mark for later deletion ++ */ ++ tn->deferedFree = 1; ++ return; ++ } ++#endif ++ ++ yaffs_UnhashObject(tn); ++ ++#ifdef VALGRIND_TEST ++ YFREE(tn); ++#else ++ /* Link into the free list. */ ++ tn->siblings.next = (struct ylist_head *)(dev->freeObjects); ++ dev->freeObjects = tn; ++ dev->nFreeObjects++; ++#endif ++ dev->nCheckpointBlocksRequired = 0; /* force recalculation*/ ++} ++ ++#ifdef __KERNEL__ ++ ++void yaffs_HandleDeferedFree(yaffs_Object *obj) ++{ ++ if (obj->deferedFree) ++ yaffs_FreeObject(obj); ++} ++ ++#endif ++ ++static void yaffs_DeinitialiseObjects(yaffs_Device *dev) ++{ ++ /* Free the list of allocated Objects */ ++ ++ yaffs_ObjectList *tmp; ++ ++ while (dev->allocatedObjectList) { ++ tmp = dev->allocatedObjectList->next; ++ YFREE(dev->allocatedObjectList->objects); ++ YFREE(dev->allocatedObjectList); ++ ++ dev->allocatedObjectList = tmp; ++ } ++ ++ dev->freeObjects = NULL; ++ dev->nFreeObjects = 0; ++} ++ ++static void yaffs_InitialiseObjects(yaffs_Device *dev) ++{ ++ int i; ++ ++ dev->allocatedObjectList = NULL; ++ dev->freeObjects = NULL; ++ dev->nFreeObjects = 0; ++ ++ for (i = 0; i < YAFFS_NOBJECT_BUCKETS; i++) { ++ YINIT_LIST_HEAD(&dev->objectBucket[i].list); ++ dev->objectBucket[i].count = 0; ++ } ++} ++ ++static int yaffs_FindNiceObjectBucket(yaffs_Device *dev) ++{ ++ static int x; ++ int i; ++ int l = 999; ++ int lowest = 999999; ++ ++ /* First let's see if we can find one that's empty. */ ++ ++ for (i = 0; i < 10 && lowest > 0; i++) { ++ x++; ++ x %= YAFFS_NOBJECT_BUCKETS; ++ if (dev->objectBucket[x].count < lowest) { ++ lowest = dev->objectBucket[x].count; ++ l = x; ++ } ++ ++ } ++ ++ /* If we didn't find an empty list, then try ++ * looking a bit further for a short one ++ */ ++ ++ for (i = 0; i < 10 && lowest > 3; i++) { ++ x++; ++ x %= YAFFS_NOBJECT_BUCKETS; ++ if (dev->objectBucket[x].count < lowest) { ++ lowest = dev->objectBucket[x].count; ++ l = x; ++ } ++ ++ } ++ ++ return l; ++} ++ ++static int yaffs_CreateNewObjectNumber(yaffs_Device *dev) ++{ ++ int bucket = yaffs_FindNiceObjectBucket(dev); ++ ++ /* Now find an object value that has not already been taken ++ * by scanning the list. ++ */ ++ ++ int found = 0; ++ struct ylist_head *i; ++ ++ __u32 n = (__u32) bucket; ++ ++ /* yaffs_CheckObjectHashSanity(); */ ++ ++ while (!found) { ++ found = 1; ++ n += YAFFS_NOBJECT_BUCKETS; ++ if (1 || dev->objectBucket[bucket].count > 0) { ++ ylist_for_each(i, &dev->objectBucket[bucket].list) { ++ /* If there is already one in the list */ ++ if (i && ylist_entry(i, yaffs_Object, ++ hashLink)->objectId == n) { ++ found = 0; ++ } ++ } ++ } ++ } ++ ++ return n; ++} ++ ++static void yaffs_HashObject(yaffs_Object *in) ++{ ++ int bucket = yaffs_HashFunction(in->objectId); ++ yaffs_Device *dev = in->myDev; ++ ++ ylist_add(&in->hashLink, &dev->objectBucket[bucket].list); ++ dev->objectBucket[bucket].count++; ++} ++ ++yaffs_Object *yaffs_FindObjectByNumber(yaffs_Device *dev, __u32 number) ++{ ++ int bucket = yaffs_HashFunction(number); ++ struct ylist_head *i; ++ yaffs_Object *in; ++ ++ ylist_for_each(i, &dev->objectBucket[bucket].list) { ++ /* Look if it is in the list */ ++ if (i) { ++ in = ylist_entry(i, yaffs_Object, hashLink); ++ if (in->objectId == number) { ++#ifdef __KERNEL__ ++ /* Don't tell the VFS about this one if it is defered free */ ++ if (in->deferedFree) ++ return NULL; ++#endif ++ ++ return in; ++ } ++ } ++ } ++ ++ return NULL; ++} ++ ++yaffs_Object *yaffs_CreateNewObject(yaffs_Device *dev, int number, ++ yaffs_ObjectType type) ++{ ++ yaffs_Object *theObject; ++ yaffs_Tnode *tn = NULL; ++ ++ if (number < 0) ++ number = yaffs_CreateNewObjectNumber(dev); ++ ++ theObject = yaffs_AllocateEmptyObject(dev); ++ if (!theObject) ++ return NULL; ++ ++ if (type == YAFFS_OBJECT_TYPE_FILE) { ++ tn = yaffs_GetTnode(dev); ++ if (!tn) { ++ yaffs_FreeObject(theObject); ++ return NULL; ++ } ++ } ++ ++ if (theObject) { ++ theObject->fake = 0; ++ theObject->renameAllowed = 1; ++ theObject->unlinkAllowed = 1; ++ theObject->objectId = number; ++ yaffs_HashObject(theObject); ++ theObject->variantType = type; ++#ifdef CONFIG_YAFFS_WINCE ++ yfsd_WinFileTimeNow(theObject->win_atime); ++ theObject->win_ctime[0] = theObject->win_mtime[0] = ++ theObject->win_atime[0]; ++ theObject->win_ctime[1] = theObject->win_mtime[1] = ++ theObject->win_atime[1]; ++ ++#else ++ ++ theObject->yst_atime = theObject->yst_mtime = ++ theObject->yst_ctime = Y_CURRENT_TIME; ++#endif ++ switch (type) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ theObject->variant.fileVariant.fileSize = 0; ++ theObject->variant.fileVariant.scannedFileSize = 0; ++ theObject->variant.fileVariant.shrinkSize = 0xFFFFFFFF; /* max __u32 */ ++ theObject->variant.fileVariant.topLevel = 0; ++ theObject->variant.fileVariant.top = tn; ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ YINIT_LIST_HEAD(&theObject->variant.directoryVariant. ++ children); ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ /* No action required */ ++ break; ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ /* todo this should not happen */ ++ break; ++ } ++ } ++ ++ return theObject; ++} ++ ++static yaffs_Object *yaffs_FindOrCreateObjectByNumber(yaffs_Device *dev, ++ int number, ++ yaffs_ObjectType type) ++{ ++ yaffs_Object *theObject = NULL; ++ ++ if (number > 0) ++ theObject = yaffs_FindObjectByNumber(dev, number); ++ ++ if (!theObject) ++ theObject = yaffs_CreateNewObject(dev, number, type); ++ ++ return theObject; ++ ++} ++ ++ ++static YCHAR *yaffs_CloneString(const YCHAR *str) ++{ ++ YCHAR *newStr = NULL; ++ ++ if (str && *str) { ++ newStr = YMALLOC((yaffs_strlen(str) + 1) * sizeof(YCHAR)); ++ if (newStr) ++ yaffs_strcpy(newStr, str); ++ } ++ ++ return newStr; ++ ++} ++ ++/* ++ * Mknod (create) a new object. ++ * equivalentObject only has meaning for a hard link; ++ * aliasString only has meaning for a sumlink. ++ * rdev only has meaning for devices (a subset of special objects) ++ */ ++ ++static yaffs_Object *yaffs_MknodObject(yaffs_ObjectType type, ++ yaffs_Object *parent, ++ const YCHAR *name, ++ __u32 mode, ++ __u32 uid, ++ __u32 gid, ++ yaffs_Object *equivalentObject, ++ const YCHAR *aliasString, __u32 rdev) ++{ ++ yaffs_Object *in; ++ YCHAR *str = NULL; ++ ++ yaffs_Device *dev = parent->myDev; ++ ++ /* Check if the entry exists. If it does then fail the call since we don't want a dup.*/ ++ if (yaffs_FindObjectByName(parent, name)) ++ return NULL; ++ ++ in = yaffs_CreateNewObject(dev, -1, type); ++ ++ if (!in) ++ return YAFFS_FAIL; ++ ++ if (type == YAFFS_OBJECT_TYPE_SYMLINK) { ++ str = yaffs_CloneString(aliasString); ++ if (!str) { ++ yaffs_FreeObject(in); ++ return NULL; ++ } ++ } ++ ++ ++ ++ if (in) { ++ in->hdrChunk = 0; ++ in->valid = 1; ++ in->variantType = type; ++ ++ in->yst_mode = mode; ++ ++#ifdef CONFIG_YAFFS_WINCE ++ yfsd_WinFileTimeNow(in->win_atime); ++ in->win_ctime[0] = in->win_mtime[0] = in->win_atime[0]; ++ in->win_ctime[1] = in->win_mtime[1] = in->win_atime[1]; ++ ++#else ++ in->yst_atime = in->yst_mtime = in->yst_ctime = Y_CURRENT_TIME; ++ ++ in->yst_rdev = rdev; ++ in->yst_uid = uid; ++ in->yst_gid = gid; ++#endif ++ in->nDataChunks = 0; ++ ++ yaffs_SetObjectName(in, name); ++ in->dirty = 1; ++ ++ yaffs_AddObjectToDirectory(parent, in); ++ ++ in->myDev = parent->myDev; ++ ++ switch (type) { ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ in->variant.symLinkVariant.alias = str; ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ in->variant.hardLinkVariant.equivalentObject = ++ equivalentObject; ++ in->variant.hardLinkVariant.equivalentObjectId = ++ equivalentObject->objectId; ++ ylist_add(&in->hardLinks, &equivalentObject->hardLinks); ++ break; ++ case YAFFS_OBJECT_TYPE_FILE: ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ /* do nothing */ ++ break; ++ } ++ ++ if (yaffs_UpdateObjectHeader(in, name, 0, 0, 0) < 0) { ++ /* Could not create the object header, fail the creation */ ++ yaffs_DeleteObject(in); ++ in = NULL; ++ } ++ ++ } ++ ++ return in; ++} ++ ++yaffs_Object *yaffs_MknodFile(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid) ++{ ++ return yaffs_MknodObject(YAFFS_OBJECT_TYPE_FILE, parent, name, mode, ++ uid, gid, NULL, NULL, 0); ++} ++ ++yaffs_Object *yaffs_MknodDirectory(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid) ++{ ++ return yaffs_MknodObject(YAFFS_OBJECT_TYPE_DIRECTORY, parent, name, ++ mode, uid, gid, NULL, NULL, 0); ++} ++ ++yaffs_Object *yaffs_MknodSpecial(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid, __u32 rdev) ++{ ++ return yaffs_MknodObject(YAFFS_OBJECT_TYPE_SPECIAL, parent, name, mode, ++ uid, gid, NULL, NULL, rdev); ++} ++ ++yaffs_Object *yaffs_MknodSymLink(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid, ++ const YCHAR *alias) ++{ ++ return yaffs_MknodObject(YAFFS_OBJECT_TYPE_SYMLINK, parent, name, mode, ++ uid, gid, NULL, alias, 0); ++} ++ ++/* yaffs_Link returns the object id of the equivalent object.*/ ++yaffs_Object *yaffs_Link(yaffs_Object *parent, const YCHAR *name, ++ yaffs_Object *equivalentObject) ++{ ++ /* Get the real object in case we were fed a hard link as an equivalent object */ ++ equivalentObject = yaffs_GetEquivalentObject(equivalentObject); ++ ++ if (yaffs_MknodObject ++ (YAFFS_OBJECT_TYPE_HARDLINK, parent, name, 0, 0, 0, ++ equivalentObject, NULL, 0)) { ++ return equivalentObject; ++ } else { ++ return NULL; ++ } ++ ++} ++ ++static int yaffs_ChangeObjectName(yaffs_Object *obj, yaffs_Object *newDir, ++ const YCHAR *newName, int force, int shadows) ++{ ++ int unlinkOp; ++ int deleteOp; ++ ++ yaffs_Object *existingTarget; ++ ++ if (newDir == NULL) ++ newDir = obj->parent; /* use the old directory */ ++ ++ if (newDir->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: yaffs_ChangeObjectName: newDir is not a directory" ++ TENDSTR))); ++ YBUG(); ++ } ++ ++ /* TODO: Do we need this different handling for YAFFS2 and YAFFS1?? */ ++ if (obj->myDev->isYaffs2) ++ unlinkOp = (newDir == obj->myDev->unlinkedDir); ++ else ++ unlinkOp = (newDir == obj->myDev->unlinkedDir ++ && obj->variantType == YAFFS_OBJECT_TYPE_FILE); ++ ++ deleteOp = (newDir == obj->myDev->deletedDir); ++ ++ existingTarget = yaffs_FindObjectByName(newDir, newName); ++ ++ /* If the object is a file going into the unlinked directory, ++ * then it is OK to just stuff it in since duplicate names are allowed. ++ * else only proceed if the new name does not exist and if we're putting ++ * it into a directory. ++ */ ++ if ((unlinkOp || ++ deleteOp || ++ force || ++ (shadows > 0) || ++ !existingTarget) && ++ newDir->variantType == YAFFS_OBJECT_TYPE_DIRECTORY) { ++ yaffs_SetObjectName(obj, newName); ++ obj->dirty = 1; ++ ++ yaffs_AddObjectToDirectory(newDir, obj); ++ ++ if (unlinkOp) ++ obj->unlinked = 1; ++ ++ /* If it is a deletion then we mark it as a shrink for gc purposes. */ ++ if (yaffs_UpdateObjectHeader(obj, newName, 0, deleteOp, shadows) >= 0) ++ return YAFFS_OK; ++ } ++ ++ return YAFFS_FAIL; ++} ++ ++int yaffs_RenameObject(yaffs_Object *oldDir, const YCHAR *oldName, ++ yaffs_Object *newDir, const YCHAR *newName) ++{ ++ yaffs_Object *obj = NULL; ++ yaffs_Object *existingTarget = NULL; ++ int force = 0; ++ ++ ++ if (!oldDir || oldDir->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) ++ YBUG(); ++ if (!newDir || newDir->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) ++ YBUG(); ++ ++#ifdef CONFIG_YAFFS_CASE_INSENSITIVE ++ /* Special case for case insemsitive systems (eg. WinCE). ++ * While look-up is case insensitive, the name isn't. ++ * Therefore we might want to change x.txt to X.txt ++ */ ++ if (oldDir == newDir && yaffs_strcmp(oldName, newName) == 0) ++ force = 1; ++#endif ++ ++ else if (yaffs_strlen(newName) > YAFFS_MAX_NAME_LENGTH) ++ /* ENAMETOOLONG */ ++ return YAFFS_FAIL; ++ ++ obj = yaffs_FindObjectByName(oldDir, oldName); ++ ++ if (obj && obj->renameAllowed) { ++ ++ /* Now do the handling for an existing target, if there is one */ ++ ++ existingTarget = yaffs_FindObjectByName(newDir, newName); ++ if (existingTarget && ++ existingTarget->variantType == YAFFS_OBJECT_TYPE_DIRECTORY && ++ !ylist_empty(&existingTarget->variant.directoryVariant.children)) { ++ /* There is a target that is a non-empty directory, so we fail */ ++ return YAFFS_FAIL; /* EEXIST or ENOTEMPTY */ ++ } else if (existingTarget && existingTarget != obj) { ++ /* Nuke the target first, using shadowing, ++ * but only if it isn't the same object ++ */ ++ yaffs_ChangeObjectName(obj, newDir, newName, force, ++ existingTarget->objectId); ++ yaffs_UnlinkObject(existingTarget); ++ } ++ ++ return yaffs_ChangeObjectName(obj, newDir, newName, 1, 0); ++ } ++ return YAFFS_FAIL; ++} ++ ++/*------------------------- Block Management and Page Allocation ----------------*/ ++ ++static int yaffs_InitialiseBlocks(yaffs_Device *dev) ++{ ++ int nBlocks = dev->internalEndBlock - dev->internalStartBlock + 1; ++ ++ dev->blockInfo = NULL; ++ dev->chunkBits = NULL; ++ ++ dev->allocationBlock = -1; /* force it to get a new one */ ++ ++ /* If the first allocation strategy fails, thry the alternate one */ ++ dev->blockInfo = YMALLOC(nBlocks * sizeof(yaffs_BlockInfo)); ++ if (!dev->blockInfo) { ++ dev->blockInfo = YMALLOC_ALT(nBlocks * sizeof(yaffs_BlockInfo)); ++ dev->blockInfoAlt = 1; ++ } else ++ dev->blockInfoAlt = 0; ++ ++ if (dev->blockInfo) { ++ /* Set up dynamic blockinfo stuff. */ ++ dev->chunkBitmapStride = (dev->nChunksPerBlock + 7) / 8; /* round up bytes */ ++ dev->chunkBits = YMALLOC(dev->chunkBitmapStride * nBlocks); ++ if (!dev->chunkBits) { ++ dev->chunkBits = YMALLOC_ALT(dev->chunkBitmapStride * nBlocks); ++ dev->chunkBitsAlt = 1; ++ } else ++ dev->chunkBitsAlt = 0; ++ } ++ ++ if (dev->blockInfo && dev->chunkBits) { ++ memset(dev->blockInfo, 0, nBlocks * sizeof(yaffs_BlockInfo)); ++ memset(dev->chunkBits, 0, dev->chunkBitmapStride * nBlocks); ++ return YAFFS_OK; ++ } ++ ++ return YAFFS_FAIL; ++} ++ ++static void yaffs_DeinitialiseBlocks(yaffs_Device *dev) ++{ ++ if (dev->blockInfoAlt && dev->blockInfo) ++ YFREE_ALT(dev->blockInfo); ++ else if (dev->blockInfo) ++ YFREE(dev->blockInfo); ++ ++ dev->blockInfoAlt = 0; ++ ++ dev->blockInfo = NULL; ++ ++ if (dev->chunkBitsAlt && dev->chunkBits) ++ YFREE_ALT(dev->chunkBits); ++ else if (dev->chunkBits) ++ YFREE(dev->chunkBits); ++ dev->chunkBitsAlt = 0; ++ dev->chunkBits = NULL; ++} ++ ++static int yaffs_BlockNotDisqualifiedFromGC(yaffs_Device *dev, ++ yaffs_BlockInfo *bi) ++{ ++ int i; ++ __u32 seq; ++ yaffs_BlockInfo *b; ++ ++ if (!dev->isYaffs2) ++ return 1; /* disqualification only applies to yaffs2. */ ++ ++ if (!bi->hasShrinkHeader) ++ return 1; /* can gc */ ++ ++ /* Find the oldest dirty sequence number if we don't know it and save it ++ * so we don't have to keep recomputing it. ++ */ ++ if (!dev->oldestDirtySequence) { ++ seq = dev->sequenceNumber; ++ ++ for (i = dev->internalStartBlock; i <= dev->internalEndBlock; ++ i++) { ++ b = yaffs_GetBlockInfo(dev, i); ++ if (b->blockState == YAFFS_BLOCK_STATE_FULL && ++ (b->pagesInUse - b->softDeletions) < ++ dev->nChunksPerBlock && b->sequenceNumber < seq) { ++ seq = b->sequenceNumber; ++ } ++ } ++ dev->oldestDirtySequence = seq; ++ } ++ ++ /* Can't do gc of this block if there are any blocks older than this one that have ++ * discarded pages. ++ */ ++ return (bi->sequenceNumber <= dev->oldestDirtySequence); ++} ++ ++/* FindDiretiestBlock is used to select the dirtiest block (or close enough) ++ * for garbage collection. ++ */ ++ ++static int yaffs_FindBlockForGarbageCollection(yaffs_Device *dev, ++ int aggressive) ++{ ++ int b = dev->currentDirtyChecker; ++ ++ int i; ++ int iterations; ++ int dirtiest = -1; ++ int pagesInUse = 0; ++ int prioritised = 0; ++ yaffs_BlockInfo *bi; ++ int pendingPrioritisedExist = 0; ++ ++ /* First let's see if we need to grab a prioritised block */ ++ if (dev->hasPendingPrioritisedGCs) { ++ for (i = dev->internalStartBlock; i < dev->internalEndBlock && !prioritised; i++) { ++ ++ bi = yaffs_GetBlockInfo(dev, i); ++ /* yaffs_VerifyBlock(dev,bi,i); */ ++ ++ if (bi->gcPrioritise) { ++ pendingPrioritisedExist = 1; ++ if (bi->blockState == YAFFS_BLOCK_STATE_FULL && ++ yaffs_BlockNotDisqualifiedFromGC(dev, bi)) { ++ pagesInUse = (bi->pagesInUse - bi->softDeletions); ++ dirtiest = i; ++ prioritised = 1; ++ aggressive = 1; /* Fool the non-aggressive skip logiv below */ ++ } ++ } ++ } ++ ++ if (!pendingPrioritisedExist) /* None found, so we can clear this */ ++ dev->hasPendingPrioritisedGCs = 0; ++ } ++ ++ /* If we're doing aggressive GC then we are happy to take a less-dirty block, and ++ * search harder. ++ * else (we're doing a leasurely gc), then we only bother to do this if the ++ * block has only a few pages in use. ++ */ ++ ++ dev->nonAggressiveSkip--; ++ ++ if (!aggressive && (dev->nonAggressiveSkip > 0)) ++ return -1; ++ ++ if (!prioritised) ++ pagesInUse = ++ (aggressive) ? dev->nChunksPerBlock : YAFFS_PASSIVE_GC_CHUNKS + 1; ++ ++ if (aggressive) ++ iterations = ++ dev->internalEndBlock - dev->internalStartBlock + 1; ++ else { ++ iterations = ++ dev->internalEndBlock - dev->internalStartBlock + 1; ++ iterations = iterations / 16; ++ if (iterations > 200) ++ iterations = 200; ++ } ++ ++ for (i = 0; i <= iterations && pagesInUse > 0 && !prioritised; i++) { ++ b++; ++ if (b < dev->internalStartBlock || b > dev->internalEndBlock) ++ b = dev->internalStartBlock; ++ ++ if (b < dev->internalStartBlock || b > dev->internalEndBlock) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> Block %d is not valid" TENDSTR), b)); ++ YBUG(); ++ } ++ ++ bi = yaffs_GetBlockInfo(dev, b); ++ ++ if (bi->blockState == YAFFS_BLOCK_STATE_FULL && ++ (bi->pagesInUse - bi->softDeletions) < pagesInUse && ++ yaffs_BlockNotDisqualifiedFromGC(dev, bi)) { ++ dirtiest = b; ++ pagesInUse = (bi->pagesInUse - bi->softDeletions); ++ } ++ } ++ ++ dev->currentDirtyChecker = b; ++ ++ if (dirtiest > 0) { ++ T(YAFFS_TRACE_GC, ++ (TSTR("GC Selected block %d with %d free, prioritised:%d" TENDSTR), dirtiest, ++ dev->nChunksPerBlock - pagesInUse, prioritised)); ++ } ++ ++ dev->oldestDirtySequence = 0; ++ ++ if (dirtiest > 0) ++ dev->nonAggressiveSkip = 4; ++ ++ return dirtiest; ++} ++ ++static void yaffs_BlockBecameDirty(yaffs_Device *dev, int blockNo) ++{ ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, blockNo); ++ ++ int erasedOk = 0; ++ ++ /* If the block is still healthy erase it and mark as clean. ++ * If the block has had a data failure, then retire it. ++ */ ++ ++ T(YAFFS_TRACE_GC | YAFFS_TRACE_ERASE, ++ (TSTR("yaffs_BlockBecameDirty block %d state %d %s"TENDSTR), ++ blockNo, bi->blockState, (bi->needsRetiring) ? "needs retiring" : "")); ++ ++ bi->blockState = YAFFS_BLOCK_STATE_DIRTY; ++ ++ if (!bi->needsRetiring) { ++ yaffs_InvalidateCheckpoint(dev); ++ erasedOk = yaffs_EraseBlockInNAND(dev, blockNo); ++ if (!erasedOk) { ++ dev->nErasureFailures++; ++ T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("**>> Erasure failed %d" TENDSTR), blockNo)); ++ } ++ } ++ ++ if (erasedOk && ++ ((yaffs_traceMask & YAFFS_TRACE_ERASE) || !yaffs_SkipVerification(dev))) { ++ int i; ++ for (i = 0; i < dev->nChunksPerBlock; i++) { ++ if (!yaffs_CheckChunkErased ++ (dev, blockNo * dev->nChunksPerBlock + i)) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ (">>Block %d erasure supposedly OK, but chunk %d not erased" ++ TENDSTR), blockNo, i)); ++ } ++ } ++ } ++ ++ if (erasedOk) { ++ /* Clean it up... */ ++ bi->blockState = YAFFS_BLOCK_STATE_EMPTY; ++ dev->nErasedBlocks++; ++ bi->pagesInUse = 0; ++ bi->softDeletions = 0; ++ bi->hasShrinkHeader = 0; ++ bi->skipErasedCheck = 1; /* This is clean, so no need to check */ ++ bi->gcPrioritise = 0; ++ yaffs_ClearChunkBits(dev, blockNo); ++ ++ T(YAFFS_TRACE_ERASE, ++ (TSTR("Erased block %d" TENDSTR), blockNo)); ++ } else { ++ dev->nFreeChunks -= dev->nChunksPerBlock; /* We lost a block of free space */ ++ ++ yaffs_RetireBlock(dev, blockNo); ++ T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("**>> Block %d retired" TENDSTR), blockNo)); ++ } ++} ++ ++static int yaffs_FindBlockForAllocation(yaffs_Device *dev) ++{ ++ int i; ++ ++ yaffs_BlockInfo *bi; ++ ++ if (dev->nErasedBlocks < 1) { ++ /* Hoosterman we've got a problem. ++ * Can't get space to gc ++ */ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("yaffs tragedy: no more erased blocks" TENDSTR))); ++ ++ return -1; ++ } ++ ++ /* Find an empty block. */ ++ ++ for (i = dev->internalStartBlock; i <= dev->internalEndBlock; i++) { ++ dev->allocationBlockFinder++; ++ if (dev->allocationBlockFinder < dev->internalStartBlock ++ || dev->allocationBlockFinder > dev->internalEndBlock) { ++ dev->allocationBlockFinder = dev->internalStartBlock; ++ } ++ ++ bi = yaffs_GetBlockInfo(dev, dev->allocationBlockFinder); ++ ++ if (bi->blockState == YAFFS_BLOCK_STATE_EMPTY) { ++ bi->blockState = YAFFS_BLOCK_STATE_ALLOCATING; ++ dev->sequenceNumber++; ++ bi->sequenceNumber = dev->sequenceNumber; ++ dev->nErasedBlocks--; ++ T(YAFFS_TRACE_ALLOCATE, ++ (TSTR("Allocated block %d, seq %d, %d left" TENDSTR), ++ dev->allocationBlockFinder, dev->sequenceNumber, ++ dev->nErasedBlocks)); ++ return dev->allocationBlockFinder; ++ } ++ } ++ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("yaffs tragedy: no more erased blocks, but there should have been %d" ++ TENDSTR), dev->nErasedBlocks)); ++ ++ return -1; ++} ++ ++ ++ ++static int yaffs_CalcCheckpointBlocksRequired(yaffs_Device *dev) ++{ ++ if (!dev->nCheckpointBlocksRequired && ++ dev->isYaffs2) { ++ /* Not a valid value so recalculate */ ++ int nBytes = 0; ++ int nBlocks; ++ int devBlocks = (dev->endBlock - dev->startBlock + 1); ++ int tnodeSize; ++ ++ tnodeSize = (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8; ++ ++ if (tnodeSize < sizeof(yaffs_Tnode)) ++ tnodeSize = sizeof(yaffs_Tnode); ++ ++ nBytes += sizeof(yaffs_CheckpointValidity); ++ nBytes += sizeof(yaffs_CheckpointDevice); ++ nBytes += devBlocks * sizeof(yaffs_BlockInfo); ++ nBytes += devBlocks * dev->chunkBitmapStride; ++ nBytes += (sizeof(yaffs_CheckpointObject) + sizeof(__u32)) * (dev->nObjectsCreated - dev->nFreeObjects); ++ nBytes += (tnodeSize + sizeof(__u32)) * (dev->nTnodesCreated - dev->nFreeTnodes); ++ nBytes += sizeof(yaffs_CheckpointValidity); ++ nBytes += sizeof(__u32); /* checksum*/ ++ ++ /* Round up and add 2 blocks to allow for some bad blocks, so add 3 */ ++ ++ nBlocks = (nBytes/(dev->nDataBytesPerChunk * dev->nChunksPerBlock)) + 3; ++ ++ dev->nCheckpointBlocksRequired = nBlocks; ++ } ++ ++ return dev->nCheckpointBlocksRequired; ++} ++ ++/* ++ * Check if there's space to allocate... ++ * Thinks.... do we need top make this ths same as yaffs_GetFreeChunks()? ++ */ ++static int yaffs_CheckSpaceForAllocation(yaffs_Device *dev) ++{ ++ int reservedChunks; ++ int reservedBlocks = dev->nReservedBlocks; ++ int checkpointBlocks; ++ ++ if (dev->isYaffs2) { ++ checkpointBlocks = yaffs_CalcCheckpointBlocksRequired(dev) - ++ dev->blocksInCheckpoint; ++ if (checkpointBlocks < 0) ++ checkpointBlocks = 0; ++ } else { ++ checkpointBlocks = 0; ++ } ++ ++ reservedChunks = ((reservedBlocks + checkpointBlocks) * dev->nChunksPerBlock); ++ ++ return (dev->nFreeChunks > reservedChunks); ++} ++ ++static int yaffs_AllocateChunk(yaffs_Device *dev, int useReserve, ++ yaffs_BlockInfo **blockUsedPtr) ++{ ++ int retVal; ++ yaffs_BlockInfo *bi; ++ ++ if (dev->allocationBlock < 0) { ++ /* Get next block to allocate off */ ++ dev->allocationBlock = yaffs_FindBlockForAllocation(dev); ++ dev->allocationPage = 0; ++ } ++ ++ if (!useReserve && !yaffs_CheckSpaceForAllocation(dev)) { ++ /* Not enough space to allocate unless we're allowed to use the reserve. */ ++ return -1; ++ } ++ ++ if (dev->nErasedBlocks < dev->nReservedBlocks ++ && dev->allocationPage == 0) { ++ T(YAFFS_TRACE_ALLOCATE, (TSTR("Allocating reserve" TENDSTR))); ++ } ++ ++ /* Next page please.... */ ++ if (dev->allocationBlock >= 0) { ++ bi = yaffs_GetBlockInfo(dev, dev->allocationBlock); ++ ++ retVal = (dev->allocationBlock * dev->nChunksPerBlock) + ++ dev->allocationPage; ++ bi->pagesInUse++; ++ yaffs_SetChunkBit(dev, dev->allocationBlock, ++ dev->allocationPage); ++ ++ dev->allocationPage++; ++ ++ dev->nFreeChunks--; ++ ++ /* If the block is full set the state to full */ ++ if (dev->allocationPage >= dev->nChunksPerBlock) { ++ bi->blockState = YAFFS_BLOCK_STATE_FULL; ++ dev->allocationBlock = -1; ++ } ++ ++ if (blockUsedPtr) ++ *blockUsedPtr = bi; ++ ++ return retVal; ++ } ++ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("!!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!" TENDSTR))); ++ ++ return -1; ++} ++ ++static int yaffs_GetErasedChunks(yaffs_Device *dev) ++{ ++ int n; ++ ++ n = dev->nErasedBlocks * dev->nChunksPerBlock; ++ ++ if (dev->allocationBlock > 0) ++ n += (dev->nChunksPerBlock - dev->allocationPage); ++ ++ return n; ++ ++} ++ ++static int yaffs_GarbageCollectBlock(yaffs_Device *dev, int block, ++ int wholeBlock) ++{ ++ int oldChunk; ++ int newChunk; ++ int markNAND; ++ int retVal = YAFFS_OK; ++ int cleanups = 0; ++ int i; ++ int isCheckpointBlock; ++ int matchingChunk; ++ int maxCopies; ++ ++ int chunksBefore = yaffs_GetErasedChunks(dev); ++ int chunksAfter; ++ ++ yaffs_ExtendedTags tags; ++ ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, block); ++ ++ yaffs_Object *object; ++ ++ isCheckpointBlock = (bi->blockState == YAFFS_BLOCK_STATE_CHECKPOINT); ++ ++ bi->blockState = YAFFS_BLOCK_STATE_COLLECTING; ++ ++ T(YAFFS_TRACE_TRACING, ++ (TSTR("Collecting block %d, in use %d, shrink %d, wholeBlock %d" TENDSTR), ++ block, ++ bi->pagesInUse, ++ bi->hasShrinkHeader, ++ wholeBlock)); ++ ++ /*yaffs_VerifyFreeChunks(dev); */ ++ ++ bi->hasShrinkHeader = 0; /* clear the flag so that the block can erase */ ++ ++ /* Take off the number of soft deleted entries because ++ * they're going to get really deleted during GC. ++ */ ++ dev->nFreeChunks -= bi->softDeletions; ++ ++ dev->isDoingGC = 1; ++ ++ if (isCheckpointBlock || ++ !yaffs_StillSomeChunkBits(dev, block)) { ++ T(YAFFS_TRACE_TRACING, ++ (TSTR ++ ("Collecting block %d that has no chunks in use" TENDSTR), ++ block)); ++ yaffs_BlockBecameDirty(dev, block); ++ } else { ++ ++ __u8 *buffer = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ yaffs_VerifyBlock(dev, bi, block); ++ ++ maxCopies = (wholeBlock) ? dev->nChunksPerBlock : 10; ++ oldChunk = block * dev->nChunksPerBlock + dev->gcChunk; ++ ++ for (/* init already done */; ++ retVal == YAFFS_OK && ++ dev->gcChunk < dev->nChunksPerBlock && ++ (bi->blockState == YAFFS_BLOCK_STATE_COLLECTING) && ++ maxCopies > 0; ++ dev->gcChunk++, oldChunk++) { ++ if (yaffs_CheckChunkBit(dev, block, dev->gcChunk)) { ++ ++ /* This page is in use and might need to be copied off */ ++ ++ maxCopies--; ++ ++ markNAND = 1; ++ ++ yaffs_InitialiseTags(&tags); ++ ++ yaffs_ReadChunkWithTagsFromNAND(dev, oldChunk, ++ buffer, &tags); ++ ++ object = ++ yaffs_FindObjectByNumber(dev, ++ tags.objectId); ++ ++ T(YAFFS_TRACE_GC_DETAIL, ++ (TSTR ++ ("Collecting chunk in block %d, %d %d %d " TENDSTR), ++ dev->gcChunk, tags.objectId, tags.chunkId, ++ tags.byteCount)); ++ ++ if (object && !yaffs_SkipVerification(dev)) { ++ if (tags.chunkId == 0) ++ matchingChunk = object->hdrChunk; ++ else if (object->softDeleted) ++ matchingChunk = oldChunk; /* Defeat the test */ ++ else ++ matchingChunk = yaffs_FindChunkInFile(object, tags.chunkId, NULL); ++ ++ if (oldChunk != matchingChunk) ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("gc: page in gc mismatch: %d %d %d %d"TENDSTR), ++ oldChunk, matchingChunk, tags.objectId, tags.chunkId)); ++ ++ } ++ ++ if (!object) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("page %d in gc has no object: %d %d %d " ++ TENDSTR), oldChunk, ++ tags.objectId, tags.chunkId, tags.byteCount)); ++ } ++ ++ if (object && ++ object->deleted && ++ object->softDeleted && ++ tags.chunkId != 0) { ++ /* Data chunk in a soft deleted file, throw it away ++ * It's a soft deleted data chunk, ++ * No need to copy this, just forget about it and ++ * fix up the object. ++ */ ++ ++ object->nDataChunks--; ++ ++ if (object->nDataChunks <= 0) { ++ /* remeber to clean up the object */ ++ dev->gcCleanupList[cleanups] = ++ tags.objectId; ++ cleanups++; ++ } ++ markNAND = 0; ++ } else if (0) { ++ /* Todo object && object->deleted && object->nDataChunks == 0 */ ++ /* Deleted object header with no data chunks. ++ * Can be discarded and the file deleted. ++ */ ++ object->hdrChunk = 0; ++ yaffs_FreeTnode(object->myDev, ++ object->variant. ++ fileVariant.top); ++ object->variant.fileVariant.top = NULL; ++ yaffs_DoGenericObjectDeletion(object); ++ ++ } else if (object) { ++ /* It's either a data chunk in a live file or ++ * an ObjectHeader, so we're interested in it. ++ * NB Need to keep the ObjectHeaders of deleted files ++ * until the whole file has been deleted off ++ */ ++ tags.serialNumber++; ++ ++ dev->nGCCopies++; ++ ++ if (tags.chunkId == 0) { ++ /* It is an object Id, ++ * We need to nuke the shrinkheader flags first ++ * We no longer want the shrinkHeader flag since its work is done ++ * and if it is left in place it will mess up scanning. ++ */ ++ ++ yaffs_ObjectHeader *oh; ++ oh = (yaffs_ObjectHeader *)buffer; ++ oh->isShrink = 0; ++ tags.extraIsShrinkHeader = 0; ++ ++ yaffs_VerifyObjectHeader(object, oh, &tags, 1); ++ } ++ ++ newChunk = ++ yaffs_WriteNewChunkWithTagsToNAND(dev, buffer, &tags, 1); ++ ++ if (newChunk < 0) { ++ retVal = YAFFS_FAIL; ++ } else { ++ ++ /* Ok, now fix up the Tnodes etc. */ ++ ++ if (tags.chunkId == 0) { ++ /* It's a header */ ++ object->hdrChunk = newChunk; ++ object->serial = tags.serialNumber; ++ } else { ++ /* It's a data chunk */ ++ yaffs_PutChunkIntoFile ++ (object, ++ tags.chunkId, ++ newChunk, 0); ++ } ++ } ++ } ++ ++ if (retVal == YAFFS_OK) ++ yaffs_DeleteChunk(dev, oldChunk, markNAND, __LINE__); ++ ++ } ++ } ++ ++ yaffs_ReleaseTempBuffer(dev, buffer, __LINE__); ++ ++ ++ /* Do any required cleanups */ ++ for (i = 0; i < cleanups; i++) { ++ /* Time to delete the file too */ ++ object = ++ yaffs_FindObjectByNumber(dev, ++ dev->gcCleanupList[i]); ++ if (object) { ++ yaffs_FreeTnode(dev, ++ object->variant.fileVariant. ++ top); ++ object->variant.fileVariant.top = NULL; ++ T(YAFFS_TRACE_GC, ++ (TSTR ++ ("yaffs: About to finally delete object %d" ++ TENDSTR), object->objectId)); ++ yaffs_DoGenericObjectDeletion(object); ++ object->myDev->nDeletedFiles--; ++ } ++ ++ } ++ ++ } ++ ++ yaffs_VerifyCollectedBlock(dev, bi, block); ++ ++ chunksAfter = yaffs_GetErasedChunks(dev); ++ if (chunksBefore >= chunksAfter) { ++ T(YAFFS_TRACE_GC, ++ (TSTR ++ ("gc did not increase free chunks before %d after %d" ++ TENDSTR), chunksBefore, chunksAfter)); ++ } ++ ++ /* If the gc completed then clear the current gcBlock so that we find another. */ ++ if (bi->blockState != YAFFS_BLOCK_STATE_COLLECTING) { ++ dev->gcBlock = -1; ++ dev->gcChunk = 0; ++ } ++ ++ dev->isDoingGC = 0; ++ ++ return retVal; ++} ++ ++/* New garbage collector ++ * If we're very low on erased blocks then we do aggressive garbage collection ++ * otherwise we do "leasurely" garbage collection. ++ * Aggressive gc looks further (whole array) and will accept less dirty blocks. ++ * Passive gc only inspects smaller areas and will only accept more dirty blocks. ++ * ++ * The idea is to help clear out space in a more spread-out manner. ++ * Dunno if it really does anything useful. ++ */ ++static int yaffs_CheckGarbageCollection(yaffs_Device *dev) ++{ ++ int block; ++ int aggressive; ++ int gcOk = YAFFS_OK; ++ int maxTries = 0; ++ ++ int checkpointBlockAdjust; ++ ++ if (dev->isDoingGC) { ++ /* Bail out so we don't get recursive gc */ ++ return YAFFS_OK; ++ } ++ ++ /* This loop should pass the first time. ++ * We'll only see looping here if the erase of the collected block fails. ++ */ ++ ++ do { ++ maxTries++; ++ ++ checkpointBlockAdjust = yaffs_CalcCheckpointBlocksRequired(dev) - dev->blocksInCheckpoint; ++ if (checkpointBlockAdjust < 0) ++ checkpointBlockAdjust = 0; ++ ++ if (dev->nErasedBlocks < (dev->nReservedBlocks + checkpointBlockAdjust + 2)) { ++ /* We need a block soon...*/ ++ aggressive = 1; ++ } else { ++ /* We're in no hurry */ ++ aggressive = 0; ++ } ++ ++ if (dev->gcBlock <= 0) { ++ dev->gcBlock = yaffs_FindBlockForGarbageCollection(dev, aggressive); ++ dev->gcChunk = 0; ++ } ++ ++ block = dev->gcBlock; ++ ++ if (block > 0) { ++ dev->garbageCollections++; ++ if (!aggressive) ++ dev->passiveGarbageCollections++; ++ ++ T(YAFFS_TRACE_GC, ++ (TSTR ++ ("yaffs: GC erasedBlocks %d aggressive %d" TENDSTR), ++ dev->nErasedBlocks, aggressive)); ++ ++ gcOk = yaffs_GarbageCollectBlock(dev, block, aggressive); ++ } ++ ++ if (dev->nErasedBlocks < (dev->nReservedBlocks) && block > 0) { ++ T(YAFFS_TRACE_GC, ++ (TSTR ++ ("yaffs: GC !!!no reclaim!!! erasedBlocks %d after try %d block %d" ++ TENDSTR), dev->nErasedBlocks, maxTries, block)); ++ } ++ } while ((dev->nErasedBlocks < dev->nReservedBlocks) && ++ (block > 0) && ++ (maxTries < 2)); ++ ++ return aggressive ? gcOk : YAFFS_OK; ++} ++ ++/*------------------------- TAGS --------------------------------*/ ++ ++static int yaffs_TagsMatch(const yaffs_ExtendedTags *tags, int objectId, ++ int chunkInObject) ++{ ++ return (tags->chunkId == chunkInObject && ++ tags->objectId == objectId && !tags->chunkDeleted) ? 1 : 0; ++ ++} ++ ++ ++/*-------------------- Data file manipulation -----------------*/ ++ ++static int yaffs_FindChunkInFile(yaffs_Object *in, int chunkInInode, ++ yaffs_ExtendedTags *tags) ++{ ++ /*Get the Tnode, then get the level 0 offset chunk offset */ ++ yaffs_Tnode *tn; ++ int theChunk = -1; ++ yaffs_ExtendedTags localTags; ++ int retVal = -1; ++ ++ yaffs_Device *dev = in->myDev; ++ ++ if (!tags) { ++ /* Passed a NULL, so use our own tags space */ ++ tags = &localTags; ++ } ++ ++ tn = yaffs_FindLevel0Tnode(dev, &in->variant.fileVariant, chunkInInode); ++ ++ if (tn) { ++ theChunk = yaffs_GetChunkGroupBase(dev, tn, chunkInInode); ++ ++ retVal = ++ yaffs_FindChunkInGroup(dev, theChunk, tags, in->objectId, ++ chunkInInode); ++ } ++ return retVal; ++} ++ ++static int yaffs_FindAndDeleteChunkInFile(yaffs_Object *in, int chunkInInode, ++ yaffs_ExtendedTags *tags) ++{ ++ /* Get the Tnode, then get the level 0 offset chunk offset */ ++ yaffs_Tnode *tn; ++ int theChunk = -1; ++ yaffs_ExtendedTags localTags; ++ ++ yaffs_Device *dev = in->myDev; ++ int retVal = -1; ++ ++ if (!tags) { ++ /* Passed a NULL, so use our own tags space */ ++ tags = &localTags; ++ } ++ ++ tn = yaffs_FindLevel0Tnode(dev, &in->variant.fileVariant, chunkInInode); ++ ++ if (tn) { ++ ++ theChunk = yaffs_GetChunkGroupBase(dev, tn, chunkInInode); ++ ++ retVal = ++ yaffs_FindChunkInGroup(dev, theChunk, tags, in->objectId, ++ chunkInInode); ++ ++ /* Delete the entry in the filestructure (if found) */ ++ if (retVal != -1) ++ yaffs_PutLevel0Tnode(dev, tn, chunkInInode, 0); ++ } ++ ++ return retVal; ++} ++ ++#ifdef YAFFS_PARANOID ++ ++static int yaffs_CheckFileSanity(yaffs_Object *in) ++{ ++ int chunk; ++ int nChunks; ++ int fSize; ++ int failed = 0; ++ int objId; ++ yaffs_Tnode *tn; ++ yaffs_Tags localTags; ++ yaffs_Tags *tags = &localTags; ++ int theChunk; ++ int chunkDeleted; ++ ++ if (in->variantType != YAFFS_OBJECT_TYPE_FILE) ++ return YAFFS_FAIL; ++ ++ objId = in->objectId; ++ fSize = in->variant.fileVariant.fileSize; ++ nChunks = ++ (fSize + in->myDev->nDataBytesPerChunk - 1) / in->myDev->nDataBytesPerChunk; ++ ++ for (chunk = 1; chunk <= nChunks; chunk++) { ++ tn = yaffs_FindLevel0Tnode(in->myDev, &in->variant.fileVariant, ++ chunk); ++ ++ if (tn) { ++ ++ theChunk = yaffs_GetChunkGroupBase(dev, tn, chunk); ++ ++ if (yaffs_CheckChunkBits ++ (dev, theChunk / dev->nChunksPerBlock, ++ theChunk % dev->nChunksPerBlock)) { ++ ++ yaffs_ReadChunkTagsFromNAND(in->myDev, theChunk, ++ tags, ++ &chunkDeleted); ++ if (yaffs_TagsMatch ++ (tags, in->objectId, chunk, chunkDeleted)) { ++ /* found it; */ ++ ++ } ++ } else { ++ ++ failed = 1; ++ } ++ ++ } else { ++ /* T(("No level 0 found for %d\n", chunk)); */ ++ } ++ } ++ ++ return failed ? YAFFS_FAIL : YAFFS_OK; ++} ++ ++#endif ++ ++static int yaffs_PutChunkIntoFile(yaffs_Object *in, int chunkInInode, ++ int chunkInNAND, int inScan) ++{ ++ /* NB inScan is zero unless scanning. ++ * For forward scanning, inScan is > 0; ++ * for backward scanning inScan is < 0 ++ */ ++ ++ yaffs_Tnode *tn; ++ yaffs_Device *dev = in->myDev; ++ int existingChunk; ++ yaffs_ExtendedTags existingTags; ++ yaffs_ExtendedTags newTags; ++ unsigned existingSerial, newSerial; ++ ++ if (in->variantType != YAFFS_OBJECT_TYPE_FILE) { ++ /* Just ignore an attempt at putting a chunk into a non-file during scanning ++ * If it is not during Scanning then something went wrong! ++ */ ++ if (!inScan) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs tragedy:attempt to put data chunk into a non-file" ++ TENDSTR))); ++ YBUG(); ++ } ++ ++ yaffs_DeleteChunk(dev, chunkInNAND, 1, __LINE__); ++ return YAFFS_OK; ++ } ++ ++ tn = yaffs_AddOrFindLevel0Tnode(dev, ++ &in->variant.fileVariant, ++ chunkInInode, ++ NULL); ++ if (!tn) ++ return YAFFS_FAIL; ++ ++ existingChunk = yaffs_GetChunkGroupBase(dev, tn, chunkInInode); ++ ++ if (inScan != 0) { ++ /* If we're scanning then we need to test for duplicates ++ * NB This does not need to be efficient since it should only ever ++ * happen when the power fails during a write, then only one ++ * chunk should ever be affected. ++ * ++ * Correction for YAFFS2: This could happen quite a lot and we need to think about efficiency! TODO ++ * Update: For backward scanning we don't need to re-read tags so this is quite cheap. ++ */ ++ ++ if (existingChunk > 0) { ++ /* NB Right now existing chunk will not be real chunkId if the device >= 32MB ++ * thus we have to do a FindChunkInFile to get the real chunk id. ++ * ++ * We have a duplicate now we need to decide which one to use: ++ * ++ * Backwards scanning YAFFS2: The old one is what we use, dump the new one. ++ * Forward scanning YAFFS2: The new one is what we use, dump the old one. ++ * YAFFS1: Get both sets of tags and compare serial numbers. ++ */ ++ ++ if (inScan > 0) { ++ /* Only do this for forward scanning */ ++ yaffs_ReadChunkWithTagsFromNAND(dev, ++ chunkInNAND, ++ NULL, &newTags); ++ ++ /* Do a proper find */ ++ existingChunk = ++ yaffs_FindChunkInFile(in, chunkInInode, ++ &existingTags); ++ } ++ ++ if (existingChunk <= 0) { ++ /*Hoosterman - how did this happen? */ ++ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs tragedy: existing chunk < 0 in scan" ++ TENDSTR))); ++ ++ } ++ ++ /* NB The deleted flags should be false, otherwise the chunks will ++ * not be loaded during a scan ++ */ ++ ++ if (inScan > 0) { ++ newSerial = newTags.serialNumber; ++ existingSerial = existingTags.serialNumber; ++ } ++ ++ if ((inScan > 0) && ++ (in->myDev->isYaffs2 || ++ existingChunk <= 0 || ++ ((existingSerial + 1) & 3) == newSerial)) { ++ /* Forward scanning. ++ * Use new ++ * Delete the old one and drop through to update the tnode ++ */ ++ yaffs_DeleteChunk(dev, existingChunk, 1, ++ __LINE__); ++ } else { ++ /* Backward scanning or we want to use the existing one ++ * Use existing. ++ * Delete the new one and return early so that the tnode isn't changed ++ */ ++ yaffs_DeleteChunk(dev, chunkInNAND, 1, ++ __LINE__); ++ return YAFFS_OK; ++ } ++ } ++ ++ } ++ ++ if (existingChunk == 0) ++ in->nDataChunks++; ++ ++ yaffs_PutLevel0Tnode(dev, tn, chunkInInode, chunkInNAND); ++ ++ return YAFFS_OK; ++} ++ ++static int yaffs_ReadChunkDataFromObject(yaffs_Object *in, int chunkInInode, ++ __u8 *buffer) ++{ ++ int chunkInNAND = yaffs_FindChunkInFile(in, chunkInInode, NULL); ++ ++ if (chunkInNAND >= 0) ++ return yaffs_ReadChunkWithTagsFromNAND(in->myDev, chunkInNAND, ++ buffer, NULL); ++ else { ++ T(YAFFS_TRACE_NANDACCESS, ++ (TSTR("Chunk %d not found zero instead" TENDSTR), ++ chunkInNAND)); ++ /* get sane (zero) data if you read a hole */ ++ memset(buffer, 0, in->myDev->nDataBytesPerChunk); ++ return 0; ++ } ++ ++} ++ ++void yaffs_DeleteChunk(yaffs_Device *dev, int chunkId, int markNAND, int lyn) ++{ ++ int block; ++ int page; ++ yaffs_ExtendedTags tags; ++ yaffs_BlockInfo *bi; ++ ++ if (chunkId <= 0) ++ return; ++ ++ dev->nDeletions++; ++ block = chunkId / dev->nChunksPerBlock; ++ page = chunkId % dev->nChunksPerBlock; ++ ++ ++ if (!yaffs_CheckChunkBit(dev, block, page)) ++ T(YAFFS_TRACE_VERIFY, ++ (TSTR("Deleting invalid chunk %d"TENDSTR), ++ chunkId)); ++ ++ bi = yaffs_GetBlockInfo(dev, block); ++ ++ T(YAFFS_TRACE_DELETION, ++ (TSTR("line %d delete of chunk %d" TENDSTR), lyn, chunkId)); ++ ++ if (markNAND && ++ bi->blockState != YAFFS_BLOCK_STATE_COLLECTING && !dev->isYaffs2) { ++ ++ yaffs_InitialiseTags(&tags); ++ ++ tags.chunkDeleted = 1; ++ ++ yaffs_WriteChunkWithTagsToNAND(dev, chunkId, NULL, &tags); ++ yaffs_HandleUpdateChunk(dev, chunkId, &tags); ++ } else { ++ dev->nUnmarkedDeletions++; ++ } ++ ++ /* Pull out of the management area. ++ * If the whole block became dirty, this will kick off an erasure. ++ */ ++ if (bi->blockState == YAFFS_BLOCK_STATE_ALLOCATING || ++ bi->blockState == YAFFS_BLOCK_STATE_FULL || ++ bi->blockState == YAFFS_BLOCK_STATE_NEEDS_SCANNING || ++ bi->blockState == YAFFS_BLOCK_STATE_COLLECTING) { ++ dev->nFreeChunks++; ++ ++ yaffs_ClearChunkBit(dev, block, page); ++ ++ bi->pagesInUse--; ++ ++ if (bi->pagesInUse == 0 && ++ !bi->hasShrinkHeader && ++ bi->blockState != YAFFS_BLOCK_STATE_ALLOCATING && ++ bi->blockState != YAFFS_BLOCK_STATE_NEEDS_SCANNING) { ++ yaffs_BlockBecameDirty(dev, block); ++ } ++ ++ } ++ ++} ++ ++static int yaffs_WriteChunkDataToObject(yaffs_Object *in, int chunkInInode, ++ const __u8 *buffer, int nBytes, ++ int useReserve) ++{ ++ /* Find old chunk Need to do this to get serial number ++ * Write new one and patch into tree. ++ * Invalidate old tags. ++ */ ++ ++ int prevChunkId; ++ yaffs_ExtendedTags prevTags; ++ ++ int newChunkId; ++ yaffs_ExtendedTags newTags; ++ ++ yaffs_Device *dev = in->myDev; ++ ++ yaffs_CheckGarbageCollection(dev); ++ ++ /* Get the previous chunk at this location in the file if it exists */ ++ prevChunkId = yaffs_FindChunkInFile(in, chunkInInode, &prevTags); ++ ++ /* Set up new tags */ ++ yaffs_InitialiseTags(&newTags); ++ ++ newTags.chunkId = chunkInInode; ++ newTags.objectId = in->objectId; ++ newTags.serialNumber = ++ (prevChunkId >= 0) ? prevTags.serialNumber + 1 : 1; ++ newTags.byteCount = nBytes; ++ ++ if (nBytes < 1 || nBytes > dev->totalBytesPerChunk) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("Writing %d bytes to chunk!!!!!!!!!" TENDSTR), nBytes)); ++ YBUG(); ++ } ++ ++ newChunkId = ++ yaffs_WriteNewChunkWithTagsToNAND(dev, buffer, &newTags, ++ useReserve); ++ ++ if (newChunkId >= 0) { ++ yaffs_PutChunkIntoFile(in, chunkInInode, newChunkId, 0); ++ ++ if (prevChunkId >= 0) ++ yaffs_DeleteChunk(dev, prevChunkId, 1, __LINE__); ++ ++ yaffs_CheckFileSanity(in); ++ } ++ return newChunkId; ++ ++} ++ ++/* UpdateObjectHeader updates the header on NAND for an object. ++ * If name is not NULL, then that new name is used. ++ */ ++int yaffs_UpdateObjectHeader(yaffs_Object *in, const YCHAR *name, int force, ++ int isShrink, int shadows) ++{ ++ ++ yaffs_BlockInfo *bi; ++ ++ yaffs_Device *dev = in->myDev; ++ ++ int prevChunkId; ++ int retVal = 0; ++ int result = 0; ++ ++ int newChunkId; ++ yaffs_ExtendedTags newTags; ++ yaffs_ExtendedTags oldTags; ++ ++ __u8 *buffer = NULL; ++ YCHAR oldName[YAFFS_MAX_NAME_LENGTH + 1]; ++ ++ yaffs_ObjectHeader *oh = NULL; ++ ++ yaffs_strcpy(oldName, _Y("silly old name")); ++ ++ ++ if (!in->fake || ++ in == dev->rootDir || /* The rootDir should also be saved */ ++ force) { ++ ++ yaffs_CheckGarbageCollection(dev); ++ yaffs_CheckObjectDetailsLoaded(in); ++ ++ buffer = yaffs_GetTempBuffer(in->myDev, __LINE__); ++ oh = (yaffs_ObjectHeader *) buffer; ++ ++ prevChunkId = in->hdrChunk; ++ ++ if (prevChunkId > 0) { ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, prevChunkId, ++ buffer, &oldTags); ++ ++ yaffs_VerifyObjectHeader(in, oh, &oldTags, 0); ++ ++ memcpy(oldName, oh->name, sizeof(oh->name)); ++ } ++ ++ memset(buffer, 0xFF, dev->nDataBytesPerChunk); ++ ++ oh->type = in->variantType; ++ oh->yst_mode = in->yst_mode; ++ oh->shadowsObject = oh->inbandShadowsObject = shadows; ++ ++#ifdef CONFIG_YAFFS_WINCE ++ oh->win_atime[0] = in->win_atime[0]; ++ oh->win_ctime[0] = in->win_ctime[0]; ++ oh->win_mtime[0] = in->win_mtime[0]; ++ oh->win_atime[1] = in->win_atime[1]; ++ oh->win_ctime[1] = in->win_ctime[1]; ++ oh->win_mtime[1] = in->win_mtime[1]; ++#else ++ oh->yst_uid = in->yst_uid; ++ oh->yst_gid = in->yst_gid; ++ oh->yst_atime = in->yst_atime; ++ oh->yst_mtime = in->yst_mtime; ++ oh->yst_ctime = in->yst_ctime; ++ oh->yst_rdev = in->yst_rdev; ++#endif ++ if (in->parent) ++ oh->parentObjectId = in->parent->objectId; ++ else ++ oh->parentObjectId = 0; ++ ++ if (name && *name) { ++ memset(oh->name, 0, sizeof(oh->name)); ++ yaffs_strncpy(oh->name, name, YAFFS_MAX_NAME_LENGTH); ++ } else if (prevChunkId >= 0) ++ memcpy(oh->name, oldName, sizeof(oh->name)); ++ else ++ memset(oh->name, 0, sizeof(oh->name)); ++ ++ oh->isShrink = isShrink; ++ ++ switch (in->variantType) { ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ /* Should not happen */ ++ break; ++ case YAFFS_OBJECT_TYPE_FILE: ++ oh->fileSize = ++ (oh->parentObjectId == YAFFS_OBJECTID_DELETED ++ || oh->parentObjectId == ++ YAFFS_OBJECTID_UNLINKED) ? 0 : in->variant. ++ fileVariant.fileSize; ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ oh->equivalentObjectId = ++ in->variant.hardLinkVariant.equivalentObjectId; ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ yaffs_strncpy(oh->alias, ++ in->variant.symLinkVariant.alias, ++ YAFFS_MAX_ALIAS_LENGTH); ++ oh->alias[YAFFS_MAX_ALIAS_LENGTH] = 0; ++ break; ++ } ++ ++ /* Tags */ ++ yaffs_InitialiseTags(&newTags); ++ in->serial++; ++ newTags.chunkId = 0; ++ newTags.objectId = in->objectId; ++ newTags.serialNumber = in->serial; ++ ++ /* Add extra info for file header */ ++ ++ newTags.extraHeaderInfoAvailable = 1; ++ newTags.extraParentObjectId = oh->parentObjectId; ++ newTags.extraFileLength = oh->fileSize; ++ newTags.extraIsShrinkHeader = oh->isShrink; ++ newTags.extraEquivalentObjectId = oh->equivalentObjectId; ++ newTags.extraShadows = (oh->shadowsObject > 0) ? 1 : 0; ++ newTags.extraObjectType = in->variantType; ++ ++ yaffs_VerifyObjectHeader(in, oh, &newTags, 1); ++ ++ /* Create new chunk in NAND */ ++ newChunkId = ++ yaffs_WriteNewChunkWithTagsToNAND(dev, buffer, &newTags, ++ (prevChunkId >= 0) ? 1 : 0); ++ ++ if (newChunkId >= 0) { ++ ++ in->hdrChunk = newChunkId; ++ ++ if (prevChunkId >= 0) { ++ yaffs_DeleteChunk(dev, prevChunkId, 1, ++ __LINE__); ++ } ++ ++ if (!yaffs_ObjectHasCachedWriteData(in)) ++ in->dirty = 0; ++ ++ /* If this was a shrink, then mark the block that the chunk lives on */ ++ if (isShrink) { ++ bi = yaffs_GetBlockInfo(in->myDev, ++ newChunkId / in->myDev->nChunksPerBlock); ++ bi->hasShrinkHeader = 1; ++ } ++ ++ } ++ ++ retVal = newChunkId; ++ ++ } ++ ++ if (buffer) ++ yaffs_ReleaseTempBuffer(dev, buffer, __LINE__); ++ ++ return retVal; ++} ++ ++/*------------------------ Short Operations Cache ---------------------------------------- ++ * In many situations where there is no high level buffering (eg WinCE) a lot of ++ * reads might be short sequential reads, and a lot of writes may be short ++ * sequential writes. eg. scanning/writing a jpeg file. ++ * In these cases, a short read/write cache can provide a huge perfomance benefit ++ * with dumb-as-a-rock code. ++ * In Linux, the page cache provides read buffering aand the short op cache provides write ++ * buffering. ++ * ++ * There are a limited number (~10) of cache chunks per device so that we don't ++ * need a very intelligent search. ++ */ ++ ++static int yaffs_ObjectHasCachedWriteData(yaffs_Object *obj) ++{ ++ yaffs_Device *dev = obj->myDev; ++ int i; ++ yaffs_ChunkCache *cache; ++ int nCaches = obj->myDev->nShortOpCaches; ++ ++ for (i = 0; i < nCaches; i++) { ++ cache = &dev->srCache[i]; ++ if (cache->object == obj && ++ cache->dirty) ++ return 1; ++ } ++ ++ return 0; ++} ++ ++ ++static void yaffs_FlushFilesChunkCache(yaffs_Object *obj) ++{ ++ yaffs_Device *dev = obj->myDev; ++ int lowest = -99; /* Stop compiler whining. */ ++ int i; ++ yaffs_ChunkCache *cache; ++ int chunkWritten = 0; ++ int nCaches = obj->myDev->nShortOpCaches; ++ ++ if (nCaches > 0) { ++ do { ++ cache = NULL; ++ ++ /* Find the dirty cache for this object with the lowest chunk id. */ ++ for (i = 0; i < nCaches; i++) { ++ if (dev->srCache[i].object == obj && ++ dev->srCache[i].dirty) { ++ if (!cache ++ || dev->srCache[i].chunkId < ++ lowest) { ++ cache = &dev->srCache[i]; ++ lowest = cache->chunkId; ++ } ++ } ++ } ++ ++ if (cache && !cache->locked) { ++ /* Write it out and free it up */ ++ ++ chunkWritten = ++ yaffs_WriteChunkDataToObject(cache->object, ++ cache->chunkId, ++ cache->data, ++ cache->nBytes, ++ 1); ++ cache->dirty = 0; ++ cache->object = NULL; ++ } ++ ++ } while (cache && chunkWritten > 0); ++ ++ if (cache) { ++ /* Hoosterman, disk full while writing cache out. */ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("yaffs tragedy: no space during cache write" TENDSTR))); ++ ++ } ++ } ++ ++} ++ ++/*yaffs_FlushEntireDeviceCache(dev) ++ * ++ * ++ */ ++ ++void yaffs_FlushEntireDeviceCache(yaffs_Device *dev) ++{ ++ yaffs_Object *obj; ++ int nCaches = dev->nShortOpCaches; ++ int i; ++ ++ /* Find a dirty object in the cache and flush it... ++ * until there are no further dirty objects. ++ */ ++ do { ++ obj = NULL; ++ for (i = 0; i < nCaches && !obj; i++) { ++ if (dev->srCache[i].object && ++ dev->srCache[i].dirty) ++ obj = dev->srCache[i].object; ++ ++ } ++ if (obj) ++ yaffs_FlushFilesChunkCache(obj); ++ ++ } while (obj); ++ ++} ++ ++ ++/* Grab us a cache chunk for use. ++ * First look for an empty one. ++ * Then look for the least recently used non-dirty one. ++ * Then look for the least recently used dirty one...., flush and look again. ++ */ ++static yaffs_ChunkCache *yaffs_GrabChunkCacheWorker(yaffs_Device *dev) ++{ ++ int i; ++ ++ if (dev->nShortOpCaches > 0) { ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (!dev->srCache[i].object) ++ return &dev->srCache[i]; ++ } ++ } ++ ++ return NULL; ++} ++ ++static yaffs_ChunkCache *yaffs_GrabChunkCache(yaffs_Device *dev) ++{ ++ yaffs_ChunkCache *cache; ++ yaffs_Object *theObj; ++ int usage; ++ int i; ++ int pushout; ++ ++ if (dev->nShortOpCaches > 0) { ++ /* Try find a non-dirty one... */ ++ ++ cache = yaffs_GrabChunkCacheWorker(dev); ++ ++ if (!cache) { ++ /* They were all dirty, find the last recently used object and flush ++ * its cache, then find again. ++ * NB what's here is not very accurate, we actually flush the object ++ * the last recently used page. ++ */ ++ ++ /* With locking we can't assume we can use entry zero */ ++ ++ theObj = NULL; ++ usage = -1; ++ cache = NULL; ++ pushout = -1; ++ ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].object && ++ !dev->srCache[i].locked && ++ (dev->srCache[i].lastUse < usage || !cache)) { ++ usage = dev->srCache[i].lastUse; ++ theObj = dev->srCache[i].object; ++ cache = &dev->srCache[i]; ++ pushout = i; ++ } ++ } ++ ++ if (!cache || cache->dirty) { ++ /* Flush and try again */ ++ yaffs_FlushFilesChunkCache(theObj); ++ cache = yaffs_GrabChunkCacheWorker(dev); ++ } ++ ++ } ++ return cache; ++ } else ++ return NULL; ++ ++} ++ ++/* Find a cached chunk */ ++static yaffs_ChunkCache *yaffs_FindChunkCache(const yaffs_Object *obj, ++ int chunkId) ++{ ++ yaffs_Device *dev = obj->myDev; ++ int i; ++ if (dev->nShortOpCaches > 0) { ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].object == obj && ++ dev->srCache[i].chunkId == chunkId) { ++ dev->cacheHits++; ++ ++ return &dev->srCache[i]; ++ } ++ } ++ } ++ return NULL; ++} ++ ++/* Mark the chunk for the least recently used algorithym */ ++static void yaffs_UseChunkCache(yaffs_Device *dev, yaffs_ChunkCache *cache, ++ int isAWrite) ++{ ++ ++ if (dev->nShortOpCaches > 0) { ++ if (dev->srLastUse < 0 || dev->srLastUse > 100000000) { ++ /* Reset the cache usages */ ++ int i; ++ for (i = 1; i < dev->nShortOpCaches; i++) ++ dev->srCache[i].lastUse = 0; ++ ++ dev->srLastUse = 0; ++ } ++ ++ dev->srLastUse++; ++ ++ cache->lastUse = dev->srLastUse; ++ ++ if (isAWrite) ++ cache->dirty = 1; ++ } ++} ++ ++/* Invalidate a single cache page. ++ * Do this when a whole page gets written, ++ * ie the short cache for this page is no longer valid. ++ */ ++static void yaffs_InvalidateChunkCache(yaffs_Object *object, int chunkId) ++{ ++ if (object->myDev->nShortOpCaches > 0) { ++ yaffs_ChunkCache *cache = yaffs_FindChunkCache(object, chunkId); ++ ++ if (cache) ++ cache->object = NULL; ++ } ++} ++ ++/* Invalidate all the cache pages associated with this object ++ * Do this whenever ther file is deleted or resized. ++ */ ++static void yaffs_InvalidateWholeChunkCache(yaffs_Object *in) ++{ ++ int i; ++ yaffs_Device *dev = in->myDev; ++ ++ if (dev->nShortOpCaches > 0) { ++ /* Invalidate it. */ ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].object == in) ++ dev->srCache[i].object = NULL; ++ } ++ } ++} ++ ++/*--------------------- Checkpointing --------------------*/ ++ ++ ++static int yaffs_WriteCheckpointValidityMarker(yaffs_Device *dev, int head) ++{ ++ yaffs_CheckpointValidity cp; ++ ++ memset(&cp, 0, sizeof(cp)); ++ ++ cp.structType = sizeof(cp); ++ cp.magic = YAFFS_MAGIC; ++ cp.version = YAFFS_CHECKPOINT_VERSION; ++ cp.head = (head) ? 1 : 0; ++ ++ return (yaffs_CheckpointWrite(dev, &cp, sizeof(cp)) == sizeof(cp)) ? ++ 1 : 0; ++} ++ ++static int yaffs_ReadCheckpointValidityMarker(yaffs_Device *dev, int head) ++{ ++ yaffs_CheckpointValidity cp; ++ int ok; ++ ++ ok = (yaffs_CheckpointRead(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ ++ if (ok) ++ ok = (cp.structType == sizeof(cp)) && ++ (cp.magic == YAFFS_MAGIC) && ++ (cp.version == YAFFS_CHECKPOINT_VERSION) && ++ (cp.head == ((head) ? 1 : 0)); ++ return ok ? 1 : 0; ++} ++ ++static void yaffs_DeviceToCheckpointDevice(yaffs_CheckpointDevice *cp, ++ yaffs_Device *dev) ++{ ++ cp->nErasedBlocks = dev->nErasedBlocks; ++ cp->allocationBlock = dev->allocationBlock; ++ cp->allocationPage = dev->allocationPage; ++ cp->nFreeChunks = dev->nFreeChunks; ++ ++ cp->nDeletedFiles = dev->nDeletedFiles; ++ cp->nUnlinkedFiles = dev->nUnlinkedFiles; ++ cp->nBackgroundDeletions = dev->nBackgroundDeletions; ++ cp->sequenceNumber = dev->sequenceNumber; ++ cp->oldestDirtySequence = dev->oldestDirtySequence; ++ ++} ++ ++static void yaffs_CheckpointDeviceToDevice(yaffs_Device *dev, ++ yaffs_CheckpointDevice *cp) ++{ ++ dev->nErasedBlocks = cp->nErasedBlocks; ++ dev->allocationBlock = cp->allocationBlock; ++ dev->allocationPage = cp->allocationPage; ++ dev->nFreeChunks = cp->nFreeChunks; ++ ++ dev->nDeletedFiles = cp->nDeletedFiles; ++ dev->nUnlinkedFiles = cp->nUnlinkedFiles; ++ dev->nBackgroundDeletions = cp->nBackgroundDeletions; ++ dev->sequenceNumber = cp->sequenceNumber; ++ dev->oldestDirtySequence = cp->oldestDirtySequence; ++} ++ ++ ++static int yaffs_WriteCheckpointDevice(yaffs_Device *dev) ++{ ++ yaffs_CheckpointDevice cp; ++ __u32 nBytes; ++ __u32 nBlocks = (dev->internalEndBlock - dev->internalStartBlock + 1); ++ ++ int ok; ++ ++ /* Write device runtime values*/ ++ yaffs_DeviceToCheckpointDevice(&cp, dev); ++ cp.structType = sizeof(cp); ++ ++ ok = (yaffs_CheckpointWrite(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ ++ /* Write block info */ ++ if (ok) { ++ nBytes = nBlocks * sizeof(yaffs_BlockInfo); ++ ok = (yaffs_CheckpointWrite(dev, dev->blockInfo, nBytes) == nBytes); ++ } ++ ++ /* Write chunk bits */ ++ if (ok) { ++ nBytes = nBlocks * dev->chunkBitmapStride; ++ ok = (yaffs_CheckpointWrite(dev, dev->chunkBits, nBytes) == nBytes); ++ } ++ return ok ? 1 : 0; ++ ++} ++ ++static int yaffs_ReadCheckpointDevice(yaffs_Device *dev) ++{ ++ yaffs_CheckpointDevice cp; ++ __u32 nBytes; ++ __u32 nBlocks = (dev->internalEndBlock - dev->internalStartBlock + 1); ++ ++ int ok; ++ ++ ok = (yaffs_CheckpointRead(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ if (!ok) ++ return 0; ++ ++ if (cp.structType != sizeof(cp)) ++ return 0; ++ ++ ++ yaffs_CheckpointDeviceToDevice(dev, &cp); ++ ++ nBytes = nBlocks * sizeof(yaffs_BlockInfo); ++ ++ ok = (yaffs_CheckpointRead(dev, dev->blockInfo, nBytes) == nBytes); ++ ++ if (!ok) ++ return 0; ++ nBytes = nBlocks * dev->chunkBitmapStride; ++ ++ ok = (yaffs_CheckpointRead(dev, dev->chunkBits, nBytes) == nBytes); ++ ++ return ok ? 1 : 0; ++} ++ ++static void yaffs_ObjectToCheckpointObject(yaffs_CheckpointObject *cp, ++ yaffs_Object *obj) ++{ ++ ++ cp->objectId = obj->objectId; ++ cp->parentId = (obj->parent) ? obj->parent->objectId : 0; ++ cp->hdrChunk = obj->hdrChunk; ++ cp->variantType = obj->variantType; ++ cp->deleted = obj->deleted; ++ cp->softDeleted = obj->softDeleted; ++ cp->unlinked = obj->unlinked; ++ cp->fake = obj->fake; ++ cp->renameAllowed = obj->renameAllowed; ++ cp->unlinkAllowed = obj->unlinkAllowed; ++ cp->serial = obj->serial; ++ cp->nDataChunks = obj->nDataChunks; ++ ++ if (obj->variantType == YAFFS_OBJECT_TYPE_FILE) ++ cp->fileSizeOrEquivalentObjectId = obj->variant.fileVariant.fileSize; ++ else if (obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) ++ cp->fileSizeOrEquivalentObjectId = obj->variant.hardLinkVariant.equivalentObjectId; ++} ++ ++static int yaffs_CheckpointObjectToObject(yaffs_Object *obj, yaffs_CheckpointObject *cp) ++{ ++ ++ yaffs_Object *parent; ++ ++ if (obj->variantType != cp->variantType) { ++ T(YAFFS_TRACE_ERROR, (TSTR("Checkpoint read object %d type %d " ++ TCONT("chunk %d does not match existing object type %d") ++ TENDSTR), cp->objectId, cp->variantType, cp->hdrChunk, ++ obj->variantType)); ++ return 0; ++ } ++ ++ obj->objectId = cp->objectId; ++ ++ if (cp->parentId) ++ parent = yaffs_FindOrCreateObjectByNumber( ++ obj->myDev, ++ cp->parentId, ++ YAFFS_OBJECT_TYPE_DIRECTORY); ++ else ++ parent = NULL; ++ ++ if (parent) { ++ if (parent->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Checkpoint read object %d parent %d type %d" ++ TCONT(" chunk %d Parent type, %d, not directory") ++ TENDSTR), ++ cp->objectId, cp->parentId, cp->variantType, ++ cp->hdrChunk, parent->variantType)); ++ return 0; ++ } ++ yaffs_AddObjectToDirectory(parent, obj); ++ } ++ ++ obj->hdrChunk = cp->hdrChunk; ++ obj->variantType = cp->variantType; ++ obj->deleted = cp->deleted; ++ obj->softDeleted = cp->softDeleted; ++ obj->unlinked = cp->unlinked; ++ obj->fake = cp->fake; ++ obj->renameAllowed = cp->renameAllowed; ++ obj->unlinkAllowed = cp->unlinkAllowed; ++ obj->serial = cp->serial; ++ obj->nDataChunks = cp->nDataChunks; ++ ++ if (obj->variantType == YAFFS_OBJECT_TYPE_FILE) ++ obj->variant.fileVariant.fileSize = cp->fileSizeOrEquivalentObjectId; ++ else if (obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) ++ obj->variant.hardLinkVariant.equivalentObjectId = cp->fileSizeOrEquivalentObjectId; ++ ++ if (obj->hdrChunk > 0) ++ obj->lazyLoaded = 1; ++ return 1; ++} ++ ++ ++ ++static int yaffs_CheckpointTnodeWorker(yaffs_Object *in, yaffs_Tnode *tn, ++ __u32 level, int chunkOffset) ++{ ++ int i; ++ yaffs_Device *dev = in->myDev; ++ int ok = 1; ++ int tnodeSize = (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8; ++ ++ if (tnodeSize < sizeof(yaffs_Tnode)) ++ tnodeSize = sizeof(yaffs_Tnode); ++ ++ ++ if (tn) { ++ if (level > 0) { ++ ++ for (i = 0; i < YAFFS_NTNODES_INTERNAL && ok; i++) { ++ if (tn->internal[i]) { ++ ok = yaffs_CheckpointTnodeWorker(in, ++ tn->internal[i], ++ level - 1, ++ (chunkOffset<<YAFFS_TNODES_INTERNAL_BITS) + i); ++ } ++ } ++ } else if (level == 0) { ++ __u32 baseOffset = chunkOffset << YAFFS_TNODES_LEVEL0_BITS; ++ ok = (yaffs_CheckpointWrite(dev, &baseOffset, sizeof(baseOffset)) == sizeof(baseOffset)); ++ if (ok) ++ ok = (yaffs_CheckpointWrite(dev, tn, tnodeSize) == tnodeSize); ++ } ++ } ++ ++ return ok; ++ ++} ++ ++static int yaffs_WriteCheckpointTnodes(yaffs_Object *obj) ++{ ++ __u32 endMarker = ~0; ++ int ok = 1; ++ ++ if (obj->variantType == YAFFS_OBJECT_TYPE_FILE) { ++ ok = yaffs_CheckpointTnodeWorker(obj, ++ obj->variant.fileVariant.top, ++ obj->variant.fileVariant.topLevel, ++ 0); ++ if (ok) ++ ok = (yaffs_CheckpointWrite(obj->myDev, &endMarker, sizeof(endMarker)) == ++ sizeof(endMarker)); ++ } ++ ++ return ok ? 1 : 0; ++} ++ ++static int yaffs_ReadCheckpointTnodes(yaffs_Object *obj) ++{ ++ __u32 baseChunk; ++ int ok = 1; ++ yaffs_Device *dev = obj->myDev; ++ yaffs_FileStructure *fileStructPtr = &obj->variant.fileVariant; ++ yaffs_Tnode *tn; ++ int nread = 0; ++ int tnodeSize = (dev->tnodeWidth * YAFFS_NTNODES_LEVEL0)/8; ++ ++ if (tnodeSize < sizeof(yaffs_Tnode)) ++ tnodeSize = sizeof(yaffs_Tnode); ++ ++ ok = (yaffs_CheckpointRead(dev, &baseChunk, sizeof(baseChunk)) == sizeof(baseChunk)); ++ ++ while (ok && (~baseChunk)) { ++ nread++; ++ /* Read level 0 tnode */ ++ ++ ++ tn = yaffs_GetTnodeRaw(dev); ++ if (tn) ++ ok = (yaffs_CheckpointRead(dev, tn, tnodeSize) == tnodeSize); ++ else ++ ok = 0; ++ ++ if (tn && ok) ++ ok = yaffs_AddOrFindLevel0Tnode(dev, ++ fileStructPtr, ++ baseChunk, ++ tn) ? 1 : 0; ++ ++ if (ok) ++ ok = (yaffs_CheckpointRead(dev, &baseChunk, sizeof(baseChunk)) == sizeof(baseChunk)); ++ ++ } ++ ++ T(YAFFS_TRACE_CHECKPOINT, ( ++ TSTR("Checkpoint read tnodes %d records, last %d. ok %d" TENDSTR), ++ nread, baseChunk, ok)); ++ ++ return ok ? 1 : 0; ++} ++ ++ ++static int yaffs_WriteCheckpointObjects(yaffs_Device *dev) ++{ ++ yaffs_Object *obj; ++ yaffs_CheckpointObject cp; ++ int i; ++ int ok = 1; ++ struct ylist_head *lh; ++ ++ ++ /* Iterate through the objects in each hash entry, ++ * dumping them to the checkpointing stream. ++ */ ++ ++ for (i = 0; ok && i < YAFFS_NOBJECT_BUCKETS; i++) { ++ ylist_for_each(lh, &dev->objectBucket[i].list) { ++ if (lh) { ++ obj = ylist_entry(lh, yaffs_Object, hashLink); ++ if (!obj->deferedFree) { ++ yaffs_ObjectToCheckpointObject(&cp, obj); ++ cp.structType = sizeof(cp); ++ ++ T(YAFFS_TRACE_CHECKPOINT, ( ++ TSTR("Checkpoint write object %d parent %d type %d chunk %d obj addr %x" TENDSTR), ++ cp.objectId, cp.parentId, cp.variantType, cp.hdrChunk, (unsigned) obj)); ++ ++ ok = (yaffs_CheckpointWrite(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ ++ if (ok && obj->variantType == YAFFS_OBJECT_TYPE_FILE) ++ ok = yaffs_WriteCheckpointTnodes(obj); ++ } ++ } ++ } ++ } ++ ++ /* Dump end of list */ ++ memset(&cp, 0xFF, sizeof(yaffs_CheckpointObject)); ++ cp.structType = sizeof(cp); ++ ++ if (ok) ++ ok = (yaffs_CheckpointWrite(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ ++ return ok ? 1 : 0; ++} ++ ++static int yaffs_ReadCheckpointObjects(yaffs_Device *dev) ++{ ++ yaffs_Object *obj; ++ yaffs_CheckpointObject cp; ++ int ok = 1; ++ int done = 0; ++ yaffs_Object *hardList = NULL; ++ ++ while (ok && !done) { ++ ok = (yaffs_CheckpointRead(dev, &cp, sizeof(cp)) == sizeof(cp)); ++ if (cp.structType != sizeof(cp)) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("struct size %d instead of %d ok %d"TENDSTR), ++ cp.structType, sizeof(cp), ok)); ++ ok = 0; ++ } ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("Checkpoint read object %d parent %d type %d chunk %d " TENDSTR), ++ cp.objectId, cp.parentId, cp.variantType, cp.hdrChunk)); ++ ++ if (ok && cp.objectId == ~0) ++ done = 1; ++ else if (ok) { ++ obj = yaffs_FindOrCreateObjectByNumber(dev, cp.objectId, cp.variantType); ++ if (obj) { ++ ok = yaffs_CheckpointObjectToObject(obj, &cp); ++ if (!ok) ++ break; ++ if (obj->variantType == YAFFS_OBJECT_TYPE_FILE) { ++ ok = yaffs_ReadCheckpointTnodes(obj); ++ } else if (obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) { ++ obj->hardLinks.next = ++ (struct ylist_head *) hardList; ++ hardList = obj; ++ } ++ } else ++ ok = 0; ++ } ++ } ++ ++ if (ok) ++ yaffs_HardlinkFixup(dev, hardList); ++ ++ return ok ? 1 : 0; ++} ++ ++static int yaffs_WriteCheckpointSum(yaffs_Device *dev) ++{ ++ __u32 checkpointSum; ++ int ok; ++ ++ yaffs_GetCheckpointSum(dev, &checkpointSum); ++ ++ ok = (yaffs_CheckpointWrite(dev, &checkpointSum, sizeof(checkpointSum)) == sizeof(checkpointSum)); ++ ++ if (!ok) ++ return 0; ++ ++ return 1; ++} ++ ++static int yaffs_ReadCheckpointSum(yaffs_Device *dev) ++{ ++ __u32 checkpointSum0; ++ __u32 checkpointSum1; ++ int ok; ++ ++ yaffs_GetCheckpointSum(dev, &checkpointSum0); ++ ++ ok = (yaffs_CheckpointRead(dev, &checkpointSum1, sizeof(checkpointSum1)) == sizeof(checkpointSum1)); ++ ++ if (!ok) ++ return 0; ++ ++ if (checkpointSum0 != checkpointSum1) ++ return 0; ++ ++ return 1; ++} ++ ++ ++static int yaffs_WriteCheckpointData(yaffs_Device *dev) ++{ ++ int ok = 1; ++ ++ if (dev->skipCheckpointWrite || !dev->isYaffs2) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("skipping checkpoint write" TENDSTR))); ++ ok = 0; ++ } ++ ++ if (ok) ++ ok = yaffs_CheckpointOpen(dev, 1); ++ ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("write checkpoint validity" TENDSTR))); ++ ok = yaffs_WriteCheckpointValidityMarker(dev, 1); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("write checkpoint device" TENDSTR))); ++ ok = yaffs_WriteCheckpointDevice(dev); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("write checkpoint objects" TENDSTR))); ++ ok = yaffs_WriteCheckpointObjects(dev); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("write checkpoint validity" TENDSTR))); ++ ok = yaffs_WriteCheckpointValidityMarker(dev, 0); ++ } ++ ++ if (ok) ++ ok = yaffs_WriteCheckpointSum(dev); ++ ++ if (!yaffs_CheckpointClose(dev)) ++ ok = 0; ++ ++ if (ok) ++ dev->isCheckpointed = 1; ++ else ++ dev->isCheckpointed = 0; ++ ++ return dev->isCheckpointed; ++} ++ ++static int yaffs_ReadCheckpointData(yaffs_Device *dev) ++{ ++ int ok = 1; ++ ++ if (dev->skipCheckpointRead || !dev->isYaffs2) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("skipping checkpoint read" TENDSTR))); ++ ok = 0; ++ } ++ ++ if (ok) ++ ok = yaffs_CheckpointOpen(dev, 0); /* open for read */ ++ ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("read checkpoint validity" TENDSTR))); ++ ok = yaffs_ReadCheckpointValidityMarker(dev, 1); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("read checkpoint device" TENDSTR))); ++ ok = yaffs_ReadCheckpointDevice(dev); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("read checkpoint objects" TENDSTR))); ++ ok = yaffs_ReadCheckpointObjects(dev); ++ } ++ if (ok) { ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("read checkpoint validity" TENDSTR))); ++ ok = yaffs_ReadCheckpointValidityMarker(dev, 0); ++ } ++ ++ if (ok) { ++ ok = yaffs_ReadCheckpointSum(dev); ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("read checkpoint checksum %d" TENDSTR), ok)); ++ } ++ ++ if (!yaffs_CheckpointClose(dev)) ++ ok = 0; ++ ++ if (ok) ++ dev->isCheckpointed = 1; ++ else ++ dev->isCheckpointed = 0; ++ ++ return ok ? 1 : 0; ++ ++} ++ ++static void yaffs_InvalidateCheckpoint(yaffs_Device *dev) ++{ ++ if (dev->isCheckpointed || ++ dev->blocksInCheckpoint > 0) { ++ dev->isCheckpointed = 0; ++ yaffs_CheckpointInvalidateStream(dev); ++ if (dev->superBlock && dev->markSuperBlockDirty) ++ dev->markSuperBlockDirty(dev->superBlock); ++ } ++} ++ ++ ++int yaffs_CheckpointSave(yaffs_Device *dev) ++{ ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("save entry: isCheckpointed %d"TENDSTR), dev->isCheckpointed)); ++ ++ yaffs_VerifyObjects(dev); ++ yaffs_VerifyBlocks(dev); ++ yaffs_VerifyFreeChunks(dev); ++ ++ if (!dev->isCheckpointed) { ++ yaffs_InvalidateCheckpoint(dev); ++ yaffs_WriteCheckpointData(dev); ++ } ++ ++ T(YAFFS_TRACE_ALWAYS, (TSTR("save exit: isCheckpointed %d"TENDSTR), dev->isCheckpointed)); ++ ++ return dev->isCheckpointed; ++} ++ ++int yaffs_CheckpointRestore(yaffs_Device *dev) ++{ ++ int retval; ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("restore entry: isCheckpointed %d"TENDSTR), dev->isCheckpointed)); ++ ++ retval = yaffs_ReadCheckpointData(dev); ++ ++ if (dev->isCheckpointed) { ++ yaffs_VerifyObjects(dev); ++ yaffs_VerifyBlocks(dev); ++ yaffs_VerifyFreeChunks(dev); ++ } ++ ++ T(YAFFS_TRACE_CHECKPOINT, (TSTR("restore exit: isCheckpointed %d"TENDSTR), dev->isCheckpointed)); ++ ++ return retval; ++} ++ ++/*--------------------- File read/write ------------------------ ++ * Read and write have very similar structures. ++ * In general the read/write has three parts to it ++ * An incomplete chunk to start with (if the read/write is not chunk-aligned) ++ * Some complete chunks ++ * An incomplete chunk to end off with ++ * ++ * Curve-balls: the first chunk might also be the last chunk. ++ */ ++ ++int yaffs_ReadDataFromFile(yaffs_Object *in, __u8 *buffer, loff_t offset, ++ int nBytes) ++{ ++ ++ int chunk; ++ __u32 start; ++ int nToCopy; ++ int n = nBytes; ++ int nDone = 0; ++ yaffs_ChunkCache *cache; ++ ++ yaffs_Device *dev; ++ ++ dev = in->myDev; ++ ++ while (n > 0) { ++ /* chunk = offset / dev->nDataBytesPerChunk + 1; */ ++ /* start = offset % dev->nDataBytesPerChunk; */ ++ yaffs_AddrToChunk(dev, offset, &chunk, &start); ++ chunk++; ++ ++ /* OK now check for the curveball where the start and end are in ++ * the same chunk. ++ */ ++ if ((start + n) < dev->nDataBytesPerChunk) ++ nToCopy = n; ++ else ++ nToCopy = dev->nDataBytesPerChunk - start; ++ ++ cache = yaffs_FindChunkCache(in, chunk); ++ ++ /* If the chunk is already in the cache or it is less than a whole chunk ++ * or we're using inband tags then use the cache (if there is caching) ++ * else bypass the cache. ++ */ ++ if (cache || nToCopy != dev->nDataBytesPerChunk || dev->inbandTags) { ++ if (dev->nShortOpCaches > 0) { ++ ++ /* If we can't find the data in the cache, then load it up. */ ++ ++ if (!cache) { ++ cache = yaffs_GrabChunkCache(in->myDev); ++ cache->object = in; ++ cache->chunkId = chunk; ++ cache->dirty = 0; ++ cache->locked = 0; ++ yaffs_ReadChunkDataFromObject(in, chunk, ++ cache-> ++ data); ++ cache->nBytes = 0; ++ } ++ ++ yaffs_UseChunkCache(dev, cache, 0); ++ ++ cache->locked = 1; ++ ++ ++ memcpy(buffer, &cache->data[start], nToCopy); ++ ++ cache->locked = 0; ++ } else { ++ /* Read into the local buffer then copy..*/ ++ ++ __u8 *localBuffer = ++ yaffs_GetTempBuffer(dev, __LINE__); ++ yaffs_ReadChunkDataFromObject(in, chunk, ++ localBuffer); ++ ++ memcpy(buffer, &localBuffer[start], nToCopy); ++ ++ ++ yaffs_ReleaseTempBuffer(dev, localBuffer, ++ __LINE__); ++ } ++ ++ } else { ++ ++ /* A full chunk. Read directly into the supplied buffer. */ ++ yaffs_ReadChunkDataFromObject(in, chunk, buffer); ++ ++ } ++ ++ n -= nToCopy; ++ offset += nToCopy; ++ buffer += nToCopy; ++ nDone += nToCopy; ++ ++ } ++ ++ return nDone; ++} ++ ++int yaffs_WriteDataToFile(yaffs_Object *in, const __u8 *buffer, loff_t offset, ++ int nBytes, int writeThrough) ++{ ++ ++ int chunk; ++ __u32 start; ++ int nToCopy; ++ int n = nBytes; ++ int nDone = 0; ++ int nToWriteBack; ++ int startOfWrite = offset; ++ int chunkWritten = 0; ++ __u32 nBytesRead; ++ __u32 chunkStart; ++ ++ yaffs_Device *dev; ++ ++ dev = in->myDev; ++ ++ while (n > 0 && chunkWritten >= 0) { ++ /* chunk = offset / dev->nDataBytesPerChunk + 1; */ ++ /* start = offset % dev->nDataBytesPerChunk; */ ++ yaffs_AddrToChunk(dev, offset, &chunk, &start); ++ ++ if (chunk * dev->nDataBytesPerChunk + start != offset || ++ start >= dev->nDataBytesPerChunk) { ++ T(YAFFS_TRACE_ERROR, ( ++ TSTR("AddrToChunk of offset %d gives chunk %d start %d" ++ TENDSTR), ++ (int)offset, chunk, start)); ++ } ++ chunk++; ++ ++ /* OK now check for the curveball where the start and end are in ++ * the same chunk. ++ */ ++ ++ if ((start + n) < dev->nDataBytesPerChunk) { ++ nToCopy = n; ++ ++ /* Now folks, to calculate how many bytes to write back.... ++ * If we're overwriting and not writing to then end of file then ++ * we need to write back as much as was there before. ++ */ ++ ++ chunkStart = ((chunk - 1) * dev->nDataBytesPerChunk); ++ ++ if (chunkStart > in->variant.fileVariant.fileSize) ++ nBytesRead = 0; /* Past end of file */ ++ else ++ nBytesRead = in->variant.fileVariant.fileSize - chunkStart; ++ ++ if (nBytesRead > dev->nDataBytesPerChunk) ++ nBytesRead = dev->nDataBytesPerChunk; ++ ++ nToWriteBack = ++ (nBytesRead > ++ (start + n)) ? nBytesRead : (start + n); ++ ++ if (nToWriteBack < 0 || nToWriteBack > dev->nDataBytesPerChunk) ++ YBUG(); ++ ++ } else { ++ nToCopy = dev->nDataBytesPerChunk - start; ++ nToWriteBack = dev->nDataBytesPerChunk; ++ } ++ ++ if (nToCopy != dev->nDataBytesPerChunk || dev->inbandTags) { ++ /* An incomplete start or end chunk (or maybe both start and end chunk), ++ * or we're using inband tags, so we want to use the cache buffers. ++ */ ++ if (dev->nShortOpCaches > 0) { ++ yaffs_ChunkCache *cache; ++ /* If we can't find the data in the cache, then load the cache */ ++ cache = yaffs_FindChunkCache(in, chunk); ++ ++ if (!cache ++ && yaffs_CheckSpaceForAllocation(in-> ++ myDev)) { ++ cache = yaffs_GrabChunkCache(in->myDev); ++ cache->object = in; ++ cache->chunkId = chunk; ++ cache->dirty = 0; ++ cache->locked = 0; ++ yaffs_ReadChunkDataFromObject(in, chunk, ++ cache-> ++ data); ++ } else if (cache && ++ !cache->dirty && ++ !yaffs_CheckSpaceForAllocation(in->myDev)) { ++ /* Drop the cache if it was a read cache item and ++ * no space check has been made for it. ++ */ ++ cache = NULL; ++ } ++ ++ if (cache) { ++ yaffs_UseChunkCache(dev, cache, 1); ++ cache->locked = 1; ++ ++ ++ memcpy(&cache->data[start], buffer, ++ nToCopy); ++ ++ ++ cache->locked = 0; ++ cache->nBytes = nToWriteBack; ++ ++ if (writeThrough) { ++ chunkWritten = ++ yaffs_WriteChunkDataToObject ++ (cache->object, ++ cache->chunkId, ++ cache->data, cache->nBytes, ++ 1); ++ cache->dirty = 0; ++ } ++ ++ } else { ++ chunkWritten = -1; /* fail the write */ ++ } ++ } else { ++ /* An incomplete start or end chunk (or maybe both start and end chunk) ++ * Read into the local buffer then copy, then copy over and write back. ++ */ ++ ++ __u8 *localBuffer = ++ yaffs_GetTempBuffer(dev, __LINE__); ++ ++ yaffs_ReadChunkDataFromObject(in, chunk, ++ localBuffer); ++ ++ ++ ++ memcpy(&localBuffer[start], buffer, nToCopy); ++ ++ chunkWritten = ++ yaffs_WriteChunkDataToObject(in, chunk, ++ localBuffer, ++ nToWriteBack, ++ 0); ++ ++ yaffs_ReleaseTempBuffer(dev, localBuffer, ++ __LINE__); ++ ++ } ++ ++ } else { ++ /* A full chunk. Write directly from the supplied buffer. */ ++ ++ ++ ++ chunkWritten = ++ yaffs_WriteChunkDataToObject(in, chunk, buffer, ++ dev->nDataBytesPerChunk, ++ 0); ++ ++ /* Since we've overwritten the cached data, we better invalidate it. */ ++ yaffs_InvalidateChunkCache(in, chunk); ++ } ++ ++ if (chunkWritten >= 0) { ++ n -= nToCopy; ++ offset += nToCopy; ++ buffer += nToCopy; ++ nDone += nToCopy; ++ } ++ ++ } ++ ++ /* Update file object */ ++ ++ if ((startOfWrite + nDone) > in->variant.fileVariant.fileSize) ++ in->variant.fileVariant.fileSize = (startOfWrite + nDone); ++ ++ in->dirty = 1; ++ ++ return nDone; ++} ++ ++ ++/* ---------------------- File resizing stuff ------------------ */ ++ ++static void yaffs_PruneResizedChunks(yaffs_Object *in, int newSize) ++{ ++ ++ yaffs_Device *dev = in->myDev; ++ int oldFileSize = in->variant.fileVariant.fileSize; ++ ++ int lastDel = 1 + (oldFileSize - 1) / dev->nDataBytesPerChunk; ++ ++ int startDel = 1 + (newSize + dev->nDataBytesPerChunk - 1) / ++ dev->nDataBytesPerChunk; ++ int i; ++ int chunkId; ++ ++ /* Delete backwards so that we don't end up with holes if ++ * power is lost part-way through the operation. ++ */ ++ for (i = lastDel; i >= startDel; i--) { ++ /* NB this could be optimised somewhat, ++ * eg. could retrieve the tags and write them without ++ * using yaffs_DeleteChunk ++ */ ++ ++ chunkId = yaffs_FindAndDeleteChunkInFile(in, i, NULL); ++ if (chunkId > 0) { ++ if (chunkId < ++ (dev->internalStartBlock * dev->nChunksPerBlock) ++ || chunkId >= ++ ((dev->internalEndBlock + ++ 1) * dev->nChunksPerBlock)) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("Found daft chunkId %d for %d" TENDSTR), ++ chunkId, i)); ++ } else { ++ in->nDataChunks--; ++ yaffs_DeleteChunk(dev, chunkId, 1, __LINE__); ++ } ++ } ++ } ++ ++} ++ ++int yaffs_ResizeFile(yaffs_Object *in, loff_t newSize) ++{ ++ ++ int oldFileSize = in->variant.fileVariant.fileSize; ++ __u32 newSizeOfPartialChunk; ++ int newFullChunks; ++ ++ yaffs_Device *dev = in->myDev; ++ ++ yaffs_AddrToChunk(dev, newSize, &newFullChunks, &newSizeOfPartialChunk); ++ ++ yaffs_FlushFilesChunkCache(in); ++ yaffs_InvalidateWholeChunkCache(in); ++ ++ yaffs_CheckGarbageCollection(dev); ++ ++ if (in->variantType != YAFFS_OBJECT_TYPE_FILE) ++ return YAFFS_FAIL; ++ ++ if (newSize == oldFileSize) ++ return YAFFS_OK; ++ ++ if (newSize < oldFileSize) { ++ ++ yaffs_PruneResizedChunks(in, newSize); ++ ++ if (newSizeOfPartialChunk != 0) { ++ int lastChunk = 1 + newFullChunks; ++ ++ __u8 *localBuffer = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ /* Got to read and rewrite the last chunk with its new size and zero pad */ ++ yaffs_ReadChunkDataFromObject(in, lastChunk, ++ localBuffer); ++ ++ memset(localBuffer + newSizeOfPartialChunk, 0, ++ dev->nDataBytesPerChunk - newSizeOfPartialChunk); ++ ++ yaffs_WriteChunkDataToObject(in, lastChunk, localBuffer, ++ newSizeOfPartialChunk, 1); ++ ++ yaffs_ReleaseTempBuffer(dev, localBuffer, __LINE__); ++ } ++ ++ in->variant.fileVariant.fileSize = newSize; ++ ++ yaffs_PruneFileStructure(dev, &in->variant.fileVariant); ++ } else { ++ /* newsSize > oldFileSize */ ++ in->variant.fileVariant.fileSize = newSize; ++ } ++ ++ ++ /* Write a new object header. ++ * show we've shrunk the file, if need be ++ * Do this only if the file is not in the deleted directories. ++ */ ++ if (in->parent && ++ in->parent->objectId != YAFFS_OBJECTID_UNLINKED && ++ in->parent->objectId != YAFFS_OBJECTID_DELETED) ++ yaffs_UpdateObjectHeader(in, NULL, 0, ++ (newSize < oldFileSize) ? 1 : 0, 0); ++ ++ return YAFFS_OK; ++} ++ ++loff_t yaffs_GetFileSize(yaffs_Object *obj) ++{ ++ obj = yaffs_GetEquivalentObject(obj); ++ ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ return obj->variant.fileVariant.fileSize; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ return yaffs_strlen(obj->variant.symLinkVariant.alias); ++ default: ++ return 0; ++ } ++} ++ ++ ++ ++int yaffs_FlushFile(yaffs_Object *in, int updateTime) ++{ ++ int retVal; ++ if (in->dirty) { ++ yaffs_FlushFilesChunkCache(in); ++ if (updateTime) { ++#ifdef CONFIG_YAFFS_WINCE ++ yfsd_WinFileTimeNow(in->win_mtime); ++#else ++ ++ in->yst_mtime = Y_CURRENT_TIME; ++ ++#endif ++ } ++ ++ retVal = (yaffs_UpdateObjectHeader(in, NULL, 0, 0, 0) >= ++ 0) ? YAFFS_OK : YAFFS_FAIL; ++ } else { ++ retVal = YAFFS_OK; ++ } ++ ++ return retVal; ++ ++} ++ ++static int yaffs_DoGenericObjectDeletion(yaffs_Object *in) ++{ ++ ++ /* First off, invalidate the file's data in the cache, without flushing. */ ++ yaffs_InvalidateWholeChunkCache(in); ++ ++ if (in->myDev->isYaffs2 && (in->parent != in->myDev->deletedDir)) { ++ /* Move to the unlinked directory so we have a record that it was deleted. */ ++ yaffs_ChangeObjectName(in, in->myDev->deletedDir, _Y("deleted"), 0, 0); ++ ++ } ++ ++ yaffs_RemoveObjectFromDirectory(in); ++ yaffs_DeleteChunk(in->myDev, in->hdrChunk, 1, __LINE__); ++ in->hdrChunk = 0; ++ ++ yaffs_FreeObject(in); ++ return YAFFS_OK; ++ ++} ++ ++/* yaffs_DeleteFile deletes the whole file data ++ * and the inode associated with the file. ++ * It does not delete the links associated with the file. ++ */ ++static int yaffs_UnlinkFileIfNeeded(yaffs_Object *in) ++{ ++ ++ int retVal; ++ int immediateDeletion = 0; ++ ++#ifdef __KERNEL__ ++ if (!in->myInode) ++ immediateDeletion = 1; ++#else ++ if (in->inUse <= 0) ++ immediateDeletion = 1; ++#endif ++ ++ if (immediateDeletion) { ++ retVal = ++ yaffs_ChangeObjectName(in, in->myDev->deletedDir, ++ _Y("deleted"), 0, 0); ++ T(YAFFS_TRACE_TRACING, ++ (TSTR("yaffs: immediate deletion of file %d" TENDSTR), ++ in->objectId)); ++ in->deleted = 1; ++ in->myDev->nDeletedFiles++; ++ if (1 || in->myDev->isYaffs2) ++ yaffs_ResizeFile(in, 0); ++ yaffs_SoftDeleteFile(in); ++ } else { ++ retVal = ++ yaffs_ChangeObjectName(in, in->myDev->unlinkedDir, ++ _Y("unlinked"), 0, 0); ++ } ++ ++ ++ return retVal; ++} ++ ++int yaffs_DeleteFile(yaffs_Object *in) ++{ ++ int retVal = YAFFS_OK; ++ int deleted = in->deleted; ++ ++ yaffs_ResizeFile(in, 0); ++ ++ if (in->nDataChunks > 0) { ++ /* Use soft deletion if there is data in the file. ++ * That won't be the case if it has been resized to zero. ++ */ ++ if (!in->unlinked) ++ retVal = yaffs_UnlinkFileIfNeeded(in); ++ ++ if (retVal == YAFFS_OK && in->unlinked && !in->deleted) { ++ in->deleted = 1; ++ deleted = 1; ++ in->myDev->nDeletedFiles++; ++ yaffs_SoftDeleteFile(in); ++ } ++ return deleted ? YAFFS_OK : YAFFS_FAIL; ++ } else { ++ /* The file has no data chunks so we toss it immediately */ ++ yaffs_FreeTnode(in->myDev, in->variant.fileVariant.top); ++ in->variant.fileVariant.top = NULL; ++ yaffs_DoGenericObjectDeletion(in); ++ ++ return YAFFS_OK; ++ } ++} ++ ++static int yaffs_DeleteDirectory(yaffs_Object *in) ++{ ++ /* First check that the directory is empty. */ ++ if (ylist_empty(&in->variant.directoryVariant.children)) ++ return yaffs_DoGenericObjectDeletion(in); ++ ++ return YAFFS_FAIL; ++ ++} ++ ++static int yaffs_DeleteSymLink(yaffs_Object *in) ++{ ++ YFREE(in->variant.symLinkVariant.alias); ++ ++ return yaffs_DoGenericObjectDeletion(in); ++} ++ ++static int yaffs_DeleteHardLink(yaffs_Object *in) ++{ ++ /* remove this hardlink from the list assocaited with the equivalent ++ * object ++ */ ++ ylist_del_init(&in->hardLinks); ++ return yaffs_DoGenericObjectDeletion(in); ++} ++ ++int yaffs_DeleteObject(yaffs_Object *obj) ++{ ++int retVal = -1; ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ retVal = yaffs_DeleteFile(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ return yaffs_DeleteDirectory(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ retVal = yaffs_DeleteSymLink(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ retVal = yaffs_DeleteHardLink(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ retVal = yaffs_DoGenericObjectDeletion(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ retVal = 0; ++ break; /* should not happen. */ ++ } ++ ++ return retVal; ++} ++ ++static int yaffs_UnlinkWorker(yaffs_Object *obj) ++{ ++ ++ int immediateDeletion = 0; ++ ++#ifdef __KERNEL__ ++ if (!obj->myInode) ++ immediateDeletion = 1; ++#else ++ if (obj->inUse <= 0) ++ immediateDeletion = 1; ++#endif ++ ++ if (obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) { ++ return yaffs_DeleteHardLink(obj); ++ } else if (!ylist_empty(&obj->hardLinks)) { ++ /* Curve ball: We're unlinking an object that has a hardlink. ++ * ++ * This problem arises because we are not strictly following ++ * The Linux link/inode model. ++ * ++ * We can't really delete the object. ++ * Instead, we do the following: ++ * - Select a hardlink. ++ * - Unhook it from the hard links ++ * - Unhook it from its parent directory (so that the rename can work) ++ * - Rename the object to the hardlink's name. ++ * - Delete the hardlink ++ */ ++ ++ yaffs_Object *hl; ++ int retVal; ++ YCHAR name[YAFFS_MAX_NAME_LENGTH + 1]; ++ ++ hl = ylist_entry(obj->hardLinks.next, yaffs_Object, hardLinks); ++ ++ ylist_del_init(&hl->hardLinks); ++ ylist_del_init(&hl->siblings); ++ ++ yaffs_GetObjectName(hl, name, YAFFS_MAX_NAME_LENGTH + 1); ++ ++ retVal = yaffs_ChangeObjectName(obj, hl->parent, name, 0, 0); ++ ++ if (retVal == YAFFS_OK) ++ retVal = yaffs_DoGenericObjectDeletion(hl); ++ ++ return retVal; ++ ++ } else if (immediateDeletion) { ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ return yaffs_DeleteFile(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ return yaffs_DeleteDirectory(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ return yaffs_DeleteSymLink(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ return yaffs_DoGenericObjectDeletion(obj); ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ default: ++ return YAFFS_FAIL; ++ } ++ } else ++ return yaffs_ChangeObjectName(obj, obj->myDev->unlinkedDir, ++ _Y("unlinked"), 0, 0); ++} ++ ++ ++static int yaffs_UnlinkObject(yaffs_Object *obj) ++{ ++ ++ if (obj && obj->unlinkAllowed) ++ return yaffs_UnlinkWorker(obj); ++ ++ return YAFFS_FAIL; ++ ++} ++int yaffs_Unlink(yaffs_Object *dir, const YCHAR *name) ++{ ++ yaffs_Object *obj; ++ ++ obj = yaffs_FindObjectByName(dir, name); ++ return yaffs_UnlinkObject(obj); ++} ++ ++/*----------------------- Initialisation Scanning ---------------------- */ ++ ++static void yaffs_HandleShadowedObject(yaffs_Device *dev, int objId, ++ int backwardScanning) ++{ ++ yaffs_Object *obj; ++ ++ if (!backwardScanning) { ++ /* Handle YAFFS1 forward scanning case ++ * For YAFFS1 we always do the deletion ++ */ ++ ++ } else { ++ /* Handle YAFFS2 case (backward scanning) ++ * If the shadowed object exists then ignore. ++ */ ++ if (yaffs_FindObjectByNumber(dev, objId)) ++ return; ++ } ++ ++ /* Let's create it (if it does not exist) assuming it is a file so that it can do shrinking etc. ++ * We put it in unlinked dir to be cleaned up after the scanning ++ */ ++ obj = ++ yaffs_FindOrCreateObjectByNumber(dev, objId, ++ YAFFS_OBJECT_TYPE_FILE); ++ if (!obj) ++ return; ++ yaffs_AddObjectToDirectory(dev->unlinkedDir, obj); ++ obj->variant.fileVariant.shrinkSize = 0; ++ obj->valid = 1; /* So that we don't read any other info for this file */ ++ ++} ++ ++typedef struct { ++ int seq; ++ int block; ++} yaffs_BlockIndex; ++ ++ ++static void yaffs_HardlinkFixup(yaffs_Device *dev, yaffs_Object *hardList) ++{ ++ yaffs_Object *hl; ++ yaffs_Object *in; ++ ++ while (hardList) { ++ hl = hardList; ++ hardList = (yaffs_Object *) (hardList->hardLinks.next); ++ ++ in = yaffs_FindObjectByNumber(dev, ++ hl->variant.hardLinkVariant. ++ equivalentObjectId); ++ ++ if (in) { ++ /* Add the hardlink pointers */ ++ hl->variant.hardLinkVariant.equivalentObject = in; ++ ylist_add(&hl->hardLinks, &in->hardLinks); ++ } else { ++ /* Todo Need to report/handle this better. ++ * Got a problem... hardlink to a non-existant object ++ */ ++ hl->variant.hardLinkVariant.equivalentObject = NULL; ++ YINIT_LIST_HEAD(&hl->hardLinks); ++ ++ } ++ } ++} ++ ++ ++ ++ ++ ++static int ybicmp(const void *a, const void *b) ++{ ++ register int aseq = ((yaffs_BlockIndex *)a)->seq; ++ register int bseq = ((yaffs_BlockIndex *)b)->seq; ++ register int ablock = ((yaffs_BlockIndex *)a)->block; ++ register int bblock = ((yaffs_BlockIndex *)b)->block; ++ if (aseq == bseq) ++ return ablock - bblock; ++ else ++ return aseq - bseq; ++} ++ ++ ++struct yaffs_ShadowFixerStruct { ++ int objectId; ++ int shadowedId; ++ struct yaffs_ShadowFixerStruct *next; ++}; ++ ++ ++static void yaffs_StripDeletedObjects(yaffs_Device *dev) ++{ ++ /* ++ * Sort out state of unlinked and deleted objects after scanning. ++ */ ++ struct ylist_head *i; ++ struct ylist_head *n; ++ yaffs_Object *l; ++ ++ /* Soft delete all the unlinked files */ ++ ylist_for_each_safe(i, n, ++ &dev->unlinkedDir->variant.directoryVariant.children) { ++ if (i) { ++ l = ylist_entry(i, yaffs_Object, siblings); ++ yaffs_DeleteObject(l); ++ } ++ } ++ ++ ylist_for_each_safe(i, n, ++ &dev->deletedDir->variant.directoryVariant.children) { ++ if (i) { ++ l = ylist_entry(i, yaffs_Object, siblings); ++ yaffs_DeleteObject(l); ++ } ++ } ++ ++} ++ ++static int yaffs_Scan(yaffs_Device *dev) ++{ ++ yaffs_ExtendedTags tags; ++ int blk; ++ int blockIterator; ++ int startIterator; ++ int endIterator; ++ int result; ++ ++ int chunk; ++ int c; ++ int deleted; ++ yaffs_BlockState state; ++ yaffs_Object *hardList = NULL; ++ yaffs_BlockInfo *bi; ++ __u32 sequenceNumber; ++ yaffs_ObjectHeader *oh; ++ yaffs_Object *in; ++ yaffs_Object *parent; ++ ++ int alloc_failed = 0; ++ ++ struct yaffs_ShadowFixerStruct *shadowFixerList = NULL; ++ ++ ++ __u8 *chunkData; ++ ++ ++ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR("yaffs_Scan starts intstartblk %d intendblk %d..." TENDSTR), ++ dev->internalStartBlock, dev->internalEndBlock)); ++ ++ chunkData = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ dev->sequenceNumber = YAFFS_LOWEST_SEQUENCE_NUMBER; ++ ++ /* Scan all the blocks to determine their state */ ++ for (blk = dev->internalStartBlock; blk <= dev->internalEndBlock; blk++) { ++ bi = yaffs_GetBlockInfo(dev, blk); ++ yaffs_ClearChunkBits(dev, blk); ++ bi->pagesInUse = 0; ++ bi->softDeletions = 0; ++ ++ yaffs_QueryInitialBlockState(dev, blk, &state, &sequenceNumber); ++ ++ bi->blockState = state; ++ bi->sequenceNumber = sequenceNumber; ++ ++ if (bi->sequenceNumber == YAFFS_SEQUENCE_BAD_BLOCK) ++ bi->blockState = state = YAFFS_BLOCK_STATE_DEAD; ++ ++ T(YAFFS_TRACE_SCAN_DEBUG, ++ (TSTR("Block scanning block %d state %d seq %d" TENDSTR), blk, ++ state, sequenceNumber)); ++ ++ if (state == YAFFS_BLOCK_STATE_DEAD) { ++ T(YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("block %d is bad" TENDSTR), blk)); ++ } else if (state == YAFFS_BLOCK_STATE_EMPTY) { ++ T(YAFFS_TRACE_SCAN_DEBUG, ++ (TSTR("Block empty " TENDSTR))); ++ dev->nErasedBlocks++; ++ dev->nFreeChunks += dev->nChunksPerBlock; ++ } ++ } ++ ++ startIterator = dev->internalStartBlock; ++ endIterator = dev->internalEndBlock; ++ ++ /* For each block.... */ ++ for (blockIterator = startIterator; !alloc_failed && blockIterator <= endIterator; ++ blockIterator++) { ++ ++ YYIELD(); ++ ++ YYIELD(); ++ ++ blk = blockIterator; ++ ++ bi = yaffs_GetBlockInfo(dev, blk); ++ state = bi->blockState; ++ ++ deleted = 0; ++ ++ /* For each chunk in each block that needs scanning....*/ ++ for (c = 0; !alloc_failed && c < dev->nChunksPerBlock && ++ state == YAFFS_BLOCK_STATE_NEEDS_SCANNING; c++) { ++ /* Read the tags and decide what to do */ ++ chunk = blk * dev->nChunksPerBlock + c; ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, chunk, NULL, ++ &tags); ++ ++ /* Let's have a good look at this chunk... */ ++ ++ if (tags.eccResult == YAFFS_ECC_RESULT_UNFIXED || tags.chunkDeleted) { ++ /* YAFFS1 only... ++ * A deleted chunk ++ */ ++ deleted++; ++ dev->nFreeChunks++; ++ /*T((" %d %d deleted\n",blk,c)); */ ++ } else if (!tags.chunkUsed) { ++ /* An unassigned chunk in the block ++ * This means that either the block is empty or ++ * this is the one being allocated from ++ */ ++ ++ if (c == 0) { ++ /* We're looking at the first chunk in the block so the block is unused */ ++ state = YAFFS_BLOCK_STATE_EMPTY; ++ dev->nErasedBlocks++; ++ } else { ++ /* this is the block being allocated from */ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR ++ (" Allocating from %d %d" TENDSTR), ++ blk, c)); ++ state = YAFFS_BLOCK_STATE_ALLOCATING; ++ dev->allocationBlock = blk; ++ dev->allocationPage = c; ++ dev->allocationBlockFinder = blk; ++ /* Set it to here to encourage the allocator to go forth from here. */ ++ ++ } ++ ++ dev->nFreeChunks += (dev->nChunksPerBlock - c); ++ } else if (tags.chunkId > 0) { ++ /* chunkId > 0 so it is a data chunk... */ ++ unsigned int endpos; ++ ++ yaffs_SetChunkBit(dev, blk, c); ++ bi->pagesInUse++; ++ ++ in = yaffs_FindOrCreateObjectByNumber(dev, ++ tags. ++ objectId, ++ YAFFS_OBJECT_TYPE_FILE); ++ /* PutChunkIntoFile checks for a clash (two data chunks with ++ * the same chunkId). ++ */ ++ ++ if (!in) ++ alloc_failed = 1; ++ ++ if (in) { ++ if (!yaffs_PutChunkIntoFile(in, tags.chunkId, chunk, 1)) ++ alloc_failed = 1; ++ } ++ ++ endpos = ++ (tags.chunkId - 1) * dev->nDataBytesPerChunk + ++ tags.byteCount; ++ if (in && ++ in->variantType == YAFFS_OBJECT_TYPE_FILE ++ && in->variant.fileVariant.scannedFileSize < ++ endpos) { ++ in->variant.fileVariant. ++ scannedFileSize = endpos; ++ if (!dev->useHeaderFileSize) { ++ in->variant.fileVariant. ++ fileSize = ++ in->variant.fileVariant. ++ scannedFileSize; ++ } ++ ++ } ++ /* T((" %d %d data %d %d\n",blk,c,tags.objectId,tags.chunkId)); */ ++ } else { ++ /* chunkId == 0, so it is an ObjectHeader. ++ * Thus, we read in the object header and make the object ++ */ ++ yaffs_SetChunkBit(dev, blk, c); ++ bi->pagesInUse++; ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, chunk, ++ chunkData, ++ NULL); ++ ++ oh = (yaffs_ObjectHeader *) chunkData; ++ ++ in = yaffs_FindObjectByNumber(dev, ++ tags.objectId); ++ if (in && in->variantType != oh->type) { ++ /* This should not happen, but somehow ++ * Wev'e ended up with an objectId that has been reused but not yet ++ * deleted, and worse still it has changed type. Delete the old object. ++ */ ++ ++ yaffs_DeleteObject(in); ++ ++ in = 0; ++ } ++ ++ in = yaffs_FindOrCreateObjectByNumber(dev, ++ tags. ++ objectId, ++ oh->type); ++ ++ if (!in) ++ alloc_failed = 1; ++ ++ if (in && oh->shadowsObject > 0) { ++ ++ struct yaffs_ShadowFixerStruct *fixer; ++ fixer = YMALLOC(sizeof(struct yaffs_ShadowFixerStruct)); ++ if (fixer) { ++ fixer->next = shadowFixerList; ++ shadowFixerList = fixer; ++ fixer->objectId = tags.objectId; ++ fixer->shadowedId = oh->shadowsObject; ++ } ++ ++ } ++ ++ if (in && in->valid) { ++ /* We have already filled this one. We have a duplicate and need to resolve it. */ ++ ++ unsigned existingSerial = in->serial; ++ unsigned newSerial = tags.serialNumber; ++ ++ if (((existingSerial + 1) & 3) == newSerial) { ++ /* Use new one - destroy the exisiting one */ ++ yaffs_DeleteChunk(dev, ++ in->hdrChunk, ++ 1, __LINE__); ++ in->valid = 0; ++ } else { ++ /* Use existing - destroy this one. */ ++ yaffs_DeleteChunk(dev, chunk, 1, ++ __LINE__); ++ } ++ } ++ ++ if (in && !in->valid && ++ (tags.objectId == YAFFS_OBJECTID_ROOT || ++ tags.objectId == YAFFS_OBJECTID_LOSTNFOUND)) { ++ /* We only load some info, don't fiddle with directory structure */ ++ in->valid = 1; ++ in->variantType = oh->type; ++ ++ in->yst_mode = oh->yst_mode; ++#ifdef CONFIG_YAFFS_WINCE ++ in->win_atime[0] = oh->win_atime[0]; ++ in->win_ctime[0] = oh->win_ctime[0]; ++ in->win_mtime[0] = oh->win_mtime[0]; ++ in->win_atime[1] = oh->win_atime[1]; ++ in->win_ctime[1] = oh->win_ctime[1]; ++ in->win_mtime[1] = oh->win_mtime[1]; ++#else ++ in->yst_uid = oh->yst_uid; ++ in->yst_gid = oh->yst_gid; ++ in->yst_atime = oh->yst_atime; ++ in->yst_mtime = oh->yst_mtime; ++ in->yst_ctime = oh->yst_ctime; ++ in->yst_rdev = oh->yst_rdev; ++#endif ++ in->hdrChunk = chunk; ++ in->serial = tags.serialNumber; ++ ++ } else if (in && !in->valid) { ++ /* we need to load this info */ ++ ++ in->valid = 1; ++ in->variantType = oh->type; ++ ++ in->yst_mode = oh->yst_mode; ++#ifdef CONFIG_YAFFS_WINCE ++ in->win_atime[0] = oh->win_atime[0]; ++ in->win_ctime[0] = oh->win_ctime[0]; ++ in->win_mtime[0] = oh->win_mtime[0]; ++ in->win_atime[1] = oh->win_atime[1]; ++ in->win_ctime[1] = oh->win_ctime[1]; ++ in->win_mtime[1] = oh->win_mtime[1]; ++#else ++ in->yst_uid = oh->yst_uid; ++ in->yst_gid = oh->yst_gid; ++ in->yst_atime = oh->yst_atime; ++ in->yst_mtime = oh->yst_mtime; ++ in->yst_ctime = oh->yst_ctime; ++ in->yst_rdev = oh->yst_rdev; ++#endif ++ in->hdrChunk = chunk; ++ in->serial = tags.serialNumber; ++ ++ yaffs_SetObjectName(in, oh->name); ++ in->dirty = 0; ++ ++ /* directory stuff... ++ * hook up to parent ++ */ ++ ++ parent = ++ yaffs_FindOrCreateObjectByNumber ++ (dev, oh->parentObjectId, ++ YAFFS_OBJECT_TYPE_DIRECTORY); ++ if (!parent) ++ alloc_failed = 1; ++ if (parent && parent->variantType == ++ YAFFS_OBJECT_TYPE_UNKNOWN) { ++ /* Set up as a directory */ ++ parent->variantType = ++ YAFFS_OBJECT_TYPE_DIRECTORY; ++ YINIT_LIST_HEAD(&parent->variant. ++ directoryVariant. ++ children); ++ } else if (!parent || parent->variantType != ++ YAFFS_OBJECT_TYPE_DIRECTORY) { ++ /* Hoosterman, another problem.... ++ * We're trying to use a non-directory as a directory ++ */ ++ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs tragedy: attempting to use non-directory as a directory in scan. Put in lost+found." ++ TENDSTR))); ++ parent = dev->lostNFoundDir; ++ } ++ ++ yaffs_AddObjectToDirectory(parent, in); ++ ++ if (0 && (parent == dev->deletedDir || ++ parent == dev->unlinkedDir)) { ++ in->deleted = 1; /* If it is unlinked at start up then it wants deleting */ ++ dev->nDeletedFiles++; ++ } ++ /* Note re hardlinks. ++ * Since we might scan a hardlink before its equivalent object is scanned ++ * we put them all in a list. ++ * After scanning is complete, we should have all the objects, so we run through this ++ * list and fix up all the chains. ++ */ ++ ++ switch (in->variantType) { ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ /* Todo got a problem */ ++ break; ++ case YAFFS_OBJECT_TYPE_FILE: ++ if (dev->useHeaderFileSize) ++ ++ in->variant.fileVariant. ++ fileSize = ++ oh->fileSize; ++ ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ in->variant.hardLinkVariant. ++ equivalentObjectId = ++ oh->equivalentObjectId; ++ in->hardLinks.next = ++ (struct ylist_head *) ++ hardList; ++ hardList = in; ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ in->variant.symLinkVariant.alias = ++ yaffs_CloneString(oh->alias); ++ if (!in->variant.symLinkVariant.alias) ++ alloc_failed = 1; ++ break; ++ } ++ ++/* ++ if (parent == dev->deletedDir) { ++ yaffs_DestroyObject(in); ++ bi->hasShrinkHeader = 1; ++ } ++*/ ++ } ++ } ++ } ++ ++ if (state == YAFFS_BLOCK_STATE_NEEDS_SCANNING) { ++ /* If we got this far while scanning, then the block is fully allocated.*/ ++ state = YAFFS_BLOCK_STATE_FULL; ++ } ++ ++ bi->blockState = state; ++ ++ /* Now let's see if it was dirty */ ++ if (bi->pagesInUse == 0 && ++ !bi->hasShrinkHeader && ++ bi->blockState == YAFFS_BLOCK_STATE_FULL) { ++ yaffs_BlockBecameDirty(dev, blk); ++ } ++ ++ } ++ ++ ++ /* Ok, we've done all the scanning. ++ * Fix up the hard link chains. ++ * We should now have scanned all the objects, now it's time to add these ++ * hardlinks. ++ */ ++ ++ yaffs_HardlinkFixup(dev, hardList); ++ ++ /* Fix up any shadowed objects */ ++ { ++ struct yaffs_ShadowFixerStruct *fixer; ++ yaffs_Object *obj; ++ ++ while (shadowFixerList) { ++ fixer = shadowFixerList; ++ shadowFixerList = fixer->next; ++ /* Complete the rename transaction by deleting the shadowed object ++ * then setting the object header to unshadowed. ++ */ ++ obj = yaffs_FindObjectByNumber(dev, fixer->shadowedId); ++ if (obj) ++ yaffs_DeleteObject(obj); ++ ++ obj = yaffs_FindObjectByNumber(dev, fixer->objectId); ++ ++ if (obj) ++ yaffs_UpdateObjectHeader(obj, NULL, 1, 0, 0); ++ ++ YFREE(fixer); ++ } ++ } ++ ++ yaffs_ReleaseTempBuffer(dev, chunkData, __LINE__); ++ ++ if (alloc_failed) ++ return YAFFS_FAIL; ++ ++ T(YAFFS_TRACE_SCAN, (TSTR("yaffs_Scan ends" TENDSTR))); ++ ++ ++ return YAFFS_OK; ++} ++ ++static void yaffs_CheckObjectDetailsLoaded(yaffs_Object *in) ++{ ++ __u8 *chunkData; ++ yaffs_ObjectHeader *oh; ++ yaffs_Device *dev; ++ yaffs_ExtendedTags tags; ++ int result; ++ int alloc_failed = 0; ++ ++ if (!in) ++ return; ++ ++ dev = in->myDev; ++ ++#if 0 ++ T(YAFFS_TRACE_SCAN, (TSTR("details for object %d %s loaded" TENDSTR), ++ in->objectId, ++ in->lazyLoaded ? "not yet" : "already")); ++#endif ++ ++ if (in->lazyLoaded && in->hdrChunk > 0) { ++ in->lazyLoaded = 0; ++ chunkData = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, in->hdrChunk, chunkData, &tags); ++ oh = (yaffs_ObjectHeader *) chunkData; ++ ++ in->yst_mode = oh->yst_mode; ++#ifdef CONFIG_YAFFS_WINCE ++ in->win_atime[0] = oh->win_atime[0]; ++ in->win_ctime[0] = oh->win_ctime[0]; ++ in->win_mtime[0] = oh->win_mtime[0]; ++ in->win_atime[1] = oh->win_atime[1]; ++ in->win_ctime[1] = oh->win_ctime[1]; ++ in->win_mtime[1] = oh->win_mtime[1]; ++#else ++ in->yst_uid = oh->yst_uid; ++ in->yst_gid = oh->yst_gid; ++ in->yst_atime = oh->yst_atime; ++ in->yst_mtime = oh->yst_mtime; ++ in->yst_ctime = oh->yst_ctime; ++ in->yst_rdev = oh->yst_rdev; ++ ++#endif ++ yaffs_SetObjectName(in, oh->name); ++ ++ if (in->variantType == YAFFS_OBJECT_TYPE_SYMLINK) { ++ in->variant.symLinkVariant.alias = ++ yaffs_CloneString(oh->alias); ++ if (!in->variant.symLinkVariant.alias) ++ alloc_failed = 1; /* Not returned to caller */ ++ } ++ ++ yaffs_ReleaseTempBuffer(dev, chunkData, __LINE__); ++ } ++} ++ ++static int yaffs_ScanBackwards(yaffs_Device *dev) ++{ ++ yaffs_ExtendedTags tags; ++ int blk; ++ int blockIterator; ++ int startIterator; ++ int endIterator; ++ int nBlocksToScan = 0; ++ ++ int chunk; ++ int result; ++ int c; ++ int deleted; ++ yaffs_BlockState state; ++ yaffs_Object *hardList = NULL; ++ yaffs_BlockInfo *bi; ++ __u32 sequenceNumber; ++ yaffs_ObjectHeader *oh; ++ yaffs_Object *in; ++ yaffs_Object *parent; ++ int nBlocks = dev->internalEndBlock - dev->internalStartBlock + 1; ++ int itsUnlinked; ++ __u8 *chunkData; ++ ++ int fileSize; ++ int isShrink; ++ int foundChunksInBlock; ++ int equivalentObjectId; ++ int alloc_failed = 0; ++ ++ ++ yaffs_BlockIndex *blockIndex = NULL; ++ int altBlockIndex = 0; ++ ++ if (!dev->isYaffs2) { ++ T(YAFFS_TRACE_SCAN, ++ (TSTR("yaffs_ScanBackwards is only for YAFFS2!" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR ++ ("yaffs_ScanBackwards starts intstartblk %d intendblk %d..." ++ TENDSTR), dev->internalStartBlock, dev->internalEndBlock)); ++ ++ ++ dev->sequenceNumber = YAFFS_LOWEST_SEQUENCE_NUMBER; ++ ++ blockIndex = YMALLOC(nBlocks * sizeof(yaffs_BlockIndex)); ++ ++ if (!blockIndex) { ++ blockIndex = YMALLOC_ALT(nBlocks * sizeof(yaffs_BlockIndex)); ++ altBlockIndex = 1; ++ } ++ ++ if (!blockIndex) { ++ T(YAFFS_TRACE_SCAN, ++ (TSTR("yaffs_Scan() could not allocate block index!" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ dev->blocksInCheckpoint = 0; ++ ++ chunkData = yaffs_GetTempBuffer(dev, __LINE__); ++ ++ /* Scan all the blocks to determine their state */ ++ for (blk = dev->internalStartBlock; blk <= dev->internalEndBlock; blk++) { ++ bi = yaffs_GetBlockInfo(dev, blk); ++ yaffs_ClearChunkBits(dev, blk); ++ bi->pagesInUse = 0; ++ bi->softDeletions = 0; ++ ++ yaffs_QueryInitialBlockState(dev, blk, &state, &sequenceNumber); ++ ++ bi->blockState = state; ++ bi->sequenceNumber = sequenceNumber; ++ ++ if (bi->sequenceNumber == YAFFS_SEQUENCE_CHECKPOINT_DATA) ++ bi->blockState = state = YAFFS_BLOCK_STATE_CHECKPOINT; ++ if (bi->sequenceNumber == YAFFS_SEQUENCE_BAD_BLOCK) ++ bi->blockState = state = YAFFS_BLOCK_STATE_DEAD; ++ ++ T(YAFFS_TRACE_SCAN_DEBUG, ++ (TSTR("Block scanning block %d state %d seq %d" TENDSTR), blk, ++ state, sequenceNumber)); ++ ++ ++ if (state == YAFFS_BLOCK_STATE_CHECKPOINT) { ++ dev->blocksInCheckpoint++; ++ ++ } else if (state == YAFFS_BLOCK_STATE_DEAD) { ++ T(YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("block %d is bad" TENDSTR), blk)); ++ } else if (state == YAFFS_BLOCK_STATE_EMPTY) { ++ T(YAFFS_TRACE_SCAN_DEBUG, ++ (TSTR("Block empty " TENDSTR))); ++ dev->nErasedBlocks++; ++ dev->nFreeChunks += dev->nChunksPerBlock; ++ } else if (state == YAFFS_BLOCK_STATE_NEEDS_SCANNING) { ++ ++ /* Determine the highest sequence number */ ++ if (sequenceNumber >= YAFFS_LOWEST_SEQUENCE_NUMBER && ++ sequenceNumber < YAFFS_HIGHEST_SEQUENCE_NUMBER) { ++ ++ blockIndex[nBlocksToScan].seq = sequenceNumber; ++ blockIndex[nBlocksToScan].block = blk; ++ ++ nBlocksToScan++; ++ ++ if (sequenceNumber >= dev->sequenceNumber) ++ dev->sequenceNumber = sequenceNumber; ++ } else { ++ /* TODO: Nasty sequence number! */ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR ++ ("Block scanning block %d has bad sequence number %d" ++ TENDSTR), blk, sequenceNumber)); ++ ++ } ++ } ++ } ++ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR("%d blocks to be sorted..." TENDSTR), nBlocksToScan)); ++ ++ ++ ++ YYIELD(); ++ ++ /* Sort the blocks */ ++#ifndef CONFIG_YAFFS_USE_OWN_SORT ++ { ++ /* Use qsort now. */ ++ yaffs_qsort(blockIndex, nBlocksToScan, sizeof(yaffs_BlockIndex), ybicmp); ++ } ++#else ++ { ++ /* Dungy old bubble sort... */ ++ ++ yaffs_BlockIndex temp; ++ int i; ++ int j; ++ ++ for (i = 0; i < nBlocksToScan; i++) ++ for (j = i + 1; j < nBlocksToScan; j++) ++ if (blockIndex[i].seq > blockIndex[j].seq) { ++ temp = blockIndex[j]; ++ blockIndex[j] = blockIndex[i]; ++ blockIndex[i] = temp; ++ } ++ } ++#endif ++ ++ YYIELD(); ++ ++ T(YAFFS_TRACE_SCAN, (TSTR("...done" TENDSTR))); ++ ++ /* Now scan the blocks looking at the data. */ ++ startIterator = 0; ++ endIterator = nBlocksToScan - 1; ++ T(YAFFS_TRACE_SCAN_DEBUG, ++ (TSTR("%d blocks to be scanned" TENDSTR), nBlocksToScan)); ++ ++ /* For each block.... backwards */ ++ for (blockIterator = endIterator; !alloc_failed && blockIterator >= startIterator; ++ blockIterator--) { ++ /* Cooperative multitasking! This loop can run for so ++ long that watchdog timers expire. */ ++ YYIELD(); ++ ++ /* get the block to scan in the correct order */ ++ blk = blockIndex[blockIterator].block; ++ ++ bi = yaffs_GetBlockInfo(dev, blk); ++ ++ ++ state = bi->blockState; ++ ++ deleted = 0; ++ ++ /* For each chunk in each block that needs scanning.... */ ++ foundChunksInBlock = 0; ++ for (c = dev->nChunksPerBlock - 1; ++ !alloc_failed && c >= 0 && ++ (state == YAFFS_BLOCK_STATE_NEEDS_SCANNING || ++ state == YAFFS_BLOCK_STATE_ALLOCATING); c--) { ++ /* Scan backwards... ++ * Read the tags and decide what to do ++ */ ++ ++ chunk = blk * dev->nChunksPerBlock + c; ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, chunk, NULL, ++ &tags); ++ ++ /* Let's have a good look at this chunk... */ ++ ++ if (!tags.chunkUsed) { ++ /* An unassigned chunk in the block. ++ * If there are used chunks after this one, then ++ * it is a chunk that was skipped due to failing the erased ++ * check. Just skip it so that it can be deleted. ++ * But, more typically, We get here when this is an unallocated ++ * chunk and his means that either the block is empty or ++ * this is the one being allocated from ++ */ ++ ++ if (foundChunksInBlock) { ++ /* This is a chunk that was skipped due to failing the erased check */ ++ } else if (c == 0) { ++ /* We're looking at the first chunk in the block so the block is unused */ ++ state = YAFFS_BLOCK_STATE_EMPTY; ++ dev->nErasedBlocks++; ++ } else { ++ if (state == YAFFS_BLOCK_STATE_NEEDS_SCANNING || ++ state == YAFFS_BLOCK_STATE_ALLOCATING) { ++ if (dev->sequenceNumber == bi->sequenceNumber) { ++ /* this is the block being allocated from */ ++ ++ T(YAFFS_TRACE_SCAN, ++ (TSTR ++ (" Allocating from %d %d" ++ TENDSTR), blk, c)); ++ ++ state = YAFFS_BLOCK_STATE_ALLOCATING; ++ dev->allocationBlock = blk; ++ dev->allocationPage = c; ++ dev->allocationBlockFinder = blk; ++ } else { ++ /* This is a partially written block that is not ++ * the current allocation block. This block must have ++ * had a write failure, so set up for retirement. ++ */ ++ ++ /* bi->needsRetiring = 1; ??? TODO */ ++ bi->gcPrioritise = 1; ++ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("Partially written block %d detected" TENDSTR), ++ blk)); ++ } ++ } ++ } ++ ++ dev->nFreeChunks++; ++ ++ } else if (tags.eccResult == YAFFS_ECC_RESULT_UNFIXED) { ++ T(YAFFS_TRACE_SCAN, ++ (TSTR(" Unfixed ECC in chunk(%d:%d), chunk ignored"TENDSTR), ++ blk, c)); ++ ++ dev->nFreeChunks++; ++ ++ } else if (tags.chunkId > 0) { ++ /* chunkId > 0 so it is a data chunk... */ ++ unsigned int endpos; ++ __u32 chunkBase = ++ (tags.chunkId - 1) * dev->nDataBytesPerChunk; ++ ++ foundChunksInBlock = 1; ++ ++ ++ yaffs_SetChunkBit(dev, blk, c); ++ bi->pagesInUse++; ++ ++ in = yaffs_FindOrCreateObjectByNumber(dev, ++ tags. ++ objectId, ++ YAFFS_OBJECT_TYPE_FILE); ++ if (!in) { ++ /* Out of memory */ ++ alloc_failed = 1; ++ } ++ ++ if (in && ++ in->variantType == YAFFS_OBJECT_TYPE_FILE ++ && chunkBase < ++ in->variant.fileVariant.shrinkSize) { ++ /* This has not been invalidated by a resize */ ++ if (!yaffs_PutChunkIntoFile(in, tags.chunkId, ++ chunk, -1)) { ++ alloc_failed = 1; ++ } ++ ++ /* File size is calculated by looking at the data chunks if we have not ++ * seen an object header yet. Stop this practice once we find an object header. ++ */ ++ endpos = ++ (tags.chunkId - ++ 1) * dev->nDataBytesPerChunk + ++ tags.byteCount; ++ ++ if (!in->valid && /* have not got an object header yet */ ++ in->variant.fileVariant. ++ scannedFileSize < endpos) { ++ in->variant.fileVariant. ++ scannedFileSize = endpos; ++ in->variant.fileVariant. ++ fileSize = ++ in->variant.fileVariant. ++ scannedFileSize; ++ } ++ ++ } else if (in) { ++ /* This chunk has been invalidated by a resize, so delete */ ++ yaffs_DeleteChunk(dev, chunk, 1, __LINE__); ++ ++ } ++ } else { ++ /* chunkId == 0, so it is an ObjectHeader. ++ * Thus, we read in the object header and make the object ++ */ ++ foundChunksInBlock = 1; ++ ++ yaffs_SetChunkBit(dev, blk, c); ++ bi->pagesInUse++; ++ ++ oh = NULL; ++ in = NULL; ++ ++ if (tags.extraHeaderInfoAvailable) { ++ in = yaffs_FindOrCreateObjectByNumber ++ (dev, tags.objectId, ++ tags.extraObjectType); ++ if (!in) ++ alloc_failed = 1; ++ } ++ ++ if (!in || ++#ifdef CONFIG_YAFFS_DISABLE_LAZY_LOAD ++ !in->valid || ++#endif ++ tags.extraShadows || ++ (!in->valid && ++ (tags.objectId == YAFFS_OBJECTID_ROOT || ++ tags.objectId == YAFFS_OBJECTID_LOSTNFOUND))) { ++ ++ /* If we don't have valid info then we need to read the chunk ++ * TODO In future we can probably defer reading the chunk and ++ * living with invalid data until needed. ++ */ ++ ++ result = yaffs_ReadChunkWithTagsFromNAND(dev, ++ chunk, ++ chunkData, ++ NULL); ++ ++ oh = (yaffs_ObjectHeader *) chunkData; ++ ++ if (dev->inbandTags) { ++ /* Fix up the header if they got corrupted by inband tags */ ++ oh->shadowsObject = oh->inbandShadowsObject; ++ oh->isShrink = oh->inbandIsShrink; ++ } ++ ++ if (!in) { ++ in = yaffs_FindOrCreateObjectByNumber(dev, tags.objectId, oh->type); ++ if (!in) ++ alloc_failed = 1; ++ } ++ ++ } ++ ++ if (!in) { ++ /* TODO Hoosterman we have a problem! */ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs tragedy: Could not make object for object %d at chunk %d during scan" ++ TENDSTR), tags.objectId, chunk)); ++ continue; ++ } ++ ++ if (in->valid) { ++ /* We have already filled this one. ++ * We have a duplicate that will be discarded, but ++ * we first have to suck out resize info if it is a file. ++ */ ++ ++ if ((in->variantType == YAFFS_OBJECT_TYPE_FILE) && ++ ((oh && ++ oh->type == YAFFS_OBJECT_TYPE_FILE) || ++ (tags.extraHeaderInfoAvailable && ++ tags.extraObjectType == YAFFS_OBJECT_TYPE_FILE))) { ++ __u32 thisSize = ++ (oh) ? oh->fileSize : tags. ++ extraFileLength; ++ __u32 parentObjectId = ++ (oh) ? oh-> ++ parentObjectId : tags. ++ extraParentObjectId; ++ ++ ++ isShrink = ++ (oh) ? oh->isShrink : tags. ++ extraIsShrinkHeader; ++ ++ /* If it is deleted (unlinked at start also means deleted) ++ * we treat the file size as being zeroed at this point. ++ */ ++ if (parentObjectId == ++ YAFFS_OBJECTID_DELETED ++ || parentObjectId == ++ YAFFS_OBJECTID_UNLINKED) { ++ thisSize = 0; ++ isShrink = 1; ++ } ++ ++ if (isShrink && ++ in->variant.fileVariant. ++ shrinkSize > thisSize) { ++ in->variant.fileVariant. ++ shrinkSize = ++ thisSize; ++ } ++ ++ if (isShrink) ++ bi->hasShrinkHeader = 1; ++ ++ } ++ /* Use existing - destroy this one. */ ++ yaffs_DeleteChunk(dev, chunk, 1, __LINE__); ++ ++ } ++ ++ if (!in->valid && in->variantType != ++ (oh ? oh->type : tags.extraObjectType)) ++ T(YAFFS_TRACE_ERROR, ( ++ TSTR("yaffs tragedy: Bad object type, " ++ TCONT("%d != %d, for object %d at chunk ") ++ TCONT("%d during scan") ++ TENDSTR), oh ? ++ oh->type : tags.extraObjectType, ++ in->variantType, tags.objectId, ++ chunk)); ++ ++ if (!in->valid && ++ (tags.objectId == YAFFS_OBJECTID_ROOT || ++ tags.objectId == ++ YAFFS_OBJECTID_LOSTNFOUND)) { ++ /* We only load some info, don't fiddle with directory structure */ ++ in->valid = 1; ++ ++ if (oh) { ++ in->variantType = oh->type; ++ ++ in->yst_mode = oh->yst_mode; ++#ifdef CONFIG_YAFFS_WINCE ++ in->win_atime[0] = oh->win_atime[0]; ++ in->win_ctime[0] = oh->win_ctime[0]; ++ in->win_mtime[0] = oh->win_mtime[0]; ++ in->win_atime[1] = oh->win_atime[1]; ++ in->win_ctime[1] = oh->win_ctime[1]; ++ in->win_mtime[1] = oh->win_mtime[1]; ++#else ++ in->yst_uid = oh->yst_uid; ++ in->yst_gid = oh->yst_gid; ++ in->yst_atime = oh->yst_atime; ++ in->yst_mtime = oh->yst_mtime; ++ in->yst_ctime = oh->yst_ctime; ++ in->yst_rdev = oh->yst_rdev; ++ ++#endif ++ } else { ++ in->variantType = tags.extraObjectType; ++ in->lazyLoaded = 1; ++ } ++ ++ in->hdrChunk = chunk; ++ ++ } else if (!in->valid) { ++ /* we need to load this info */ ++ ++ in->valid = 1; ++ in->hdrChunk = chunk; ++ ++ if (oh) { ++ in->variantType = oh->type; ++ ++ in->yst_mode = oh->yst_mode; ++#ifdef CONFIG_YAFFS_WINCE ++ in->win_atime[0] = oh->win_atime[0]; ++ in->win_ctime[0] = oh->win_ctime[0]; ++ in->win_mtime[0] = oh->win_mtime[0]; ++ in->win_atime[1] = oh->win_atime[1]; ++ in->win_ctime[1] = oh->win_ctime[1]; ++ in->win_mtime[1] = oh->win_mtime[1]; ++#else ++ in->yst_uid = oh->yst_uid; ++ in->yst_gid = oh->yst_gid; ++ in->yst_atime = oh->yst_atime; ++ in->yst_mtime = oh->yst_mtime; ++ in->yst_ctime = oh->yst_ctime; ++ in->yst_rdev = oh->yst_rdev; ++#endif ++ ++ if (oh->shadowsObject > 0) ++ yaffs_HandleShadowedObject(dev, ++ oh-> ++ shadowsObject, ++ 1); ++ ++ ++ yaffs_SetObjectName(in, oh->name); ++ parent = ++ yaffs_FindOrCreateObjectByNumber ++ (dev, oh->parentObjectId, ++ YAFFS_OBJECT_TYPE_DIRECTORY); ++ ++ fileSize = oh->fileSize; ++ isShrink = oh->isShrink; ++ equivalentObjectId = oh->equivalentObjectId; ++ ++ } else { ++ in->variantType = tags.extraObjectType; ++ parent = ++ yaffs_FindOrCreateObjectByNumber ++ (dev, tags.extraParentObjectId, ++ YAFFS_OBJECT_TYPE_DIRECTORY); ++ fileSize = tags.extraFileLength; ++ isShrink = tags.extraIsShrinkHeader; ++ equivalentObjectId = tags.extraEquivalentObjectId; ++ in->lazyLoaded = 1; ++ ++ } ++ in->dirty = 0; ++ ++ if (!parent) ++ alloc_failed = 1; ++ ++ /* directory stuff... ++ * hook up to parent ++ */ ++ ++ if (parent && parent->variantType == ++ YAFFS_OBJECT_TYPE_UNKNOWN) { ++ /* Set up as a directory */ ++ parent->variantType = ++ YAFFS_OBJECT_TYPE_DIRECTORY; ++ YINIT_LIST_HEAD(&parent->variant. ++ directoryVariant. ++ children); ++ } else if (!parent || parent->variantType != ++ YAFFS_OBJECT_TYPE_DIRECTORY) { ++ /* Hoosterman, another problem.... ++ * We're trying to use a non-directory as a directory ++ */ ++ ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("yaffs tragedy: attempting to use non-directory as a directory in scan. Put in lost+found." ++ TENDSTR))); ++ parent = dev->lostNFoundDir; ++ } ++ ++ yaffs_AddObjectToDirectory(parent, in); ++ ++ itsUnlinked = (parent == dev->deletedDir) || ++ (parent == dev->unlinkedDir); ++ ++ if (isShrink) { ++ /* Mark the block as having a shrinkHeader */ ++ bi->hasShrinkHeader = 1; ++ } ++ ++ /* Note re hardlinks. ++ * Since we might scan a hardlink before its equivalent object is scanned ++ * we put them all in a list. ++ * After scanning is complete, we should have all the objects, so we run ++ * through this list and fix up all the chains. ++ */ ++ ++ switch (in->variantType) { ++ case YAFFS_OBJECT_TYPE_UNKNOWN: ++ /* Todo got a problem */ ++ break; ++ case YAFFS_OBJECT_TYPE_FILE: ++ ++ if (in->variant.fileVariant. ++ scannedFileSize < fileSize) { ++ /* This covers the case where the file size is greater ++ * than where the data is ++ * This will happen if the file is resized to be larger ++ * than its current data extents. ++ */ ++ in->variant.fileVariant.fileSize = fileSize; ++ in->variant.fileVariant.scannedFileSize = ++ in->variant.fileVariant.fileSize; ++ } ++ ++ if (isShrink && ++ in->variant.fileVariant.shrinkSize > fileSize) { ++ in->variant.fileVariant.shrinkSize = fileSize; ++ } ++ ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ if (!itsUnlinked) { ++ in->variant.hardLinkVariant.equivalentObjectId = ++ equivalentObjectId; ++ in->hardLinks.next = ++ (struct ylist_head *) hardList; ++ hardList = in; ++ } ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ /* Do nothing */ ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ if (oh) { ++ in->variant.symLinkVariant.alias = ++ yaffs_CloneString(oh->alias); ++ if (!in->variant.symLinkVariant.alias) ++ alloc_failed = 1; ++ } ++ break; ++ } ++ ++ } ++ ++ } ++ ++ } /* End of scanning for each chunk */ ++ ++ if (state == YAFFS_BLOCK_STATE_NEEDS_SCANNING) { ++ /* If we got this far while scanning, then the block is fully allocated. */ ++ state = YAFFS_BLOCK_STATE_FULL; ++ } ++ ++ bi->blockState = state; ++ ++ /* Now let's see if it was dirty */ ++ if (bi->pagesInUse == 0 && ++ !bi->hasShrinkHeader && ++ bi->blockState == YAFFS_BLOCK_STATE_FULL) { ++ yaffs_BlockBecameDirty(dev, blk); ++ } ++ ++ } ++ ++ if (altBlockIndex) ++ YFREE_ALT(blockIndex); ++ else ++ YFREE(blockIndex); ++ ++ /* Ok, we've done all the scanning. ++ * Fix up the hard link chains. ++ * We should now have scanned all the objects, now it's time to add these ++ * hardlinks. ++ */ ++ yaffs_HardlinkFixup(dev, hardList); ++ ++ ++ yaffs_ReleaseTempBuffer(dev, chunkData, __LINE__); ++ ++ if (alloc_failed) ++ return YAFFS_FAIL; ++ ++ T(YAFFS_TRACE_SCAN, (TSTR("yaffs_ScanBackwards ends" TENDSTR))); ++ ++ return YAFFS_OK; ++} ++ ++/*------------------------------ Directory Functions ----------------------------- */ ++ ++static void yaffs_VerifyObjectInDirectory(yaffs_Object *obj) ++{ ++ struct ylist_head *lh; ++ yaffs_Object *listObj; ++ ++ int count = 0; ++ ++ if (!obj) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("No object to verify" TENDSTR))); ++ YBUG(); ++ return; ++ } ++ ++ if (yaffs_SkipVerification(obj->myDev)) ++ return; ++ ++ if (!obj->parent) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Object does not have parent" TENDSTR))); ++ YBUG(); ++ return; ++ } ++ ++ if (obj->parent->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Parent is not directory" TENDSTR))); ++ YBUG(); ++ } ++ ++ /* Iterate through the objects in each hash entry */ ++ ++ ylist_for_each(lh, &obj->parent->variant.directoryVariant.children) { ++ if (lh) { ++ listObj = ylist_entry(lh, yaffs_Object, siblings); ++ yaffs_VerifyObject(listObj); ++ if (obj == listObj) ++ count++; ++ } ++ } ++ ++ if (count != 1) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Object in directory %d times" TENDSTR), count)); ++ YBUG(); ++ } ++} ++ ++static void yaffs_VerifyDirectory(yaffs_Object *directory) ++{ ++ struct ylist_head *lh; ++ yaffs_Object *listObj; ++ ++ if (!directory) { ++ YBUG(); ++ return; ++ } ++ ++ if (yaffs_SkipFullVerification(directory->myDev)) ++ return; ++ ++ if (directory->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Directory has wrong type: %d" TENDSTR), directory->variantType)); ++ YBUG(); ++ } ++ ++ /* Iterate through the objects in each hash entry */ ++ ++ ylist_for_each(lh, &directory->variant.directoryVariant.children) { ++ if (lh) { ++ listObj = ylist_entry(lh, yaffs_Object, siblings); ++ if (listObj->parent != directory) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("Object in directory list has wrong parent %p" TENDSTR), listObj->parent)); ++ YBUG(); ++ } ++ yaffs_VerifyObjectInDirectory(listObj); ++ } ++ } ++} ++ ++ ++static void yaffs_RemoveObjectFromDirectory(yaffs_Object *obj) ++{ ++ yaffs_Device *dev = obj->myDev; ++ yaffs_Object *parent; ++ ++ yaffs_VerifyObjectInDirectory(obj); ++ parent = obj->parent; ++ ++ yaffs_VerifyDirectory(parent); ++ ++ if (dev && dev->removeObjectCallback) ++ dev->removeObjectCallback(obj); ++ ++ ++ ylist_del_init(&obj->siblings); ++ obj->parent = NULL; ++ ++ yaffs_VerifyDirectory(parent); ++} ++ ++ ++static void yaffs_AddObjectToDirectory(yaffs_Object *directory, ++ yaffs_Object *obj) ++{ ++ if (!directory) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: Trying to add an object to a null pointer directory" ++ TENDSTR))); ++ YBUG(); ++ return; ++ } ++ if (directory->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: Trying to add an object to a non-directory" ++ TENDSTR))); ++ YBUG(); ++ } ++ ++ if (obj->siblings.prev == NULL) { ++ /* Not initialised */ ++ YBUG(); ++ } ++ ++ ++ yaffs_VerifyDirectory(directory); ++ ++ yaffs_RemoveObjectFromDirectory(obj); ++ ++ ++ /* Now add it */ ++ ylist_add(&obj->siblings, &directory->variant.directoryVariant.children); ++ obj->parent = directory; ++ ++ if (directory == obj->myDev->unlinkedDir ++ || directory == obj->myDev->deletedDir) { ++ obj->unlinked = 1; ++ obj->myDev->nUnlinkedFiles++; ++ obj->renameAllowed = 0; ++ } ++ ++ yaffs_VerifyDirectory(directory); ++ yaffs_VerifyObjectInDirectory(obj); ++} ++ ++yaffs_Object *yaffs_FindObjectByName(yaffs_Object *directory, ++ const YCHAR *name) ++{ ++ int sum; ++ ++ struct ylist_head *i; ++ YCHAR buffer[YAFFS_MAX_NAME_LENGTH + 1]; ++ ++ yaffs_Object *l; ++ ++ if (!name) ++ return NULL; ++ ++ if (!directory) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: yaffs_FindObjectByName: null pointer directory" ++ TENDSTR))); ++ YBUG(); ++ return NULL; ++ } ++ if (directory->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: yaffs_FindObjectByName: non-directory" TENDSTR))); ++ YBUG(); ++ } ++ ++ sum = yaffs_CalcNameSum(name); ++ ++ ylist_for_each(i, &directory->variant.directoryVariant.children) { ++ if (i) { ++ l = ylist_entry(i, yaffs_Object, siblings); ++ ++ if (l->parent != directory) ++ YBUG(); ++ ++ yaffs_CheckObjectDetailsLoaded(l); ++ ++ /* Special case for lost-n-found */ ++ if (l->objectId == YAFFS_OBJECTID_LOSTNFOUND) { ++ if (yaffs_strcmp(name, YAFFS_LOSTNFOUND_NAME) == 0) ++ return l; ++ } else if (yaffs_SumCompare(l->sum, sum) || l->hdrChunk <= 0) { ++ /* LostnFound chunk called Objxxx ++ * Do a real check ++ */ ++ yaffs_GetObjectName(l, buffer, ++ YAFFS_MAX_NAME_LENGTH); ++ if (yaffs_strncmp(name, buffer, YAFFS_MAX_NAME_LENGTH) == 0) ++ return l; ++ } ++ } ++ } ++ ++ return NULL; ++} ++ ++ ++#if 0 ++int yaffs_ApplyToDirectoryChildren(yaffs_Object *theDir, ++ int (*fn) (yaffs_Object *)) ++{ ++ struct ylist_head *i; ++ yaffs_Object *l; ++ ++ if (!theDir) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: yaffs_FindObjectByName: null pointer directory" ++ TENDSTR))); ++ YBUG(); ++ return YAFFS_FAIL; ++ } ++ if (theDir->variantType != YAFFS_OBJECT_TYPE_DIRECTORY) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("tragedy: yaffs_FindObjectByName: non-directory" TENDSTR))); ++ YBUG(); ++ return YAFFS_FAIL; ++ } ++ ++ ylist_for_each(i, &theDir->variant.directoryVariant.children) { ++ if (i) { ++ l = ylist_entry(i, yaffs_Object, siblings); ++ if (l && !fn(l)) ++ return YAFFS_FAIL; ++ } ++ } ++ ++ return YAFFS_OK; ++ ++} ++#endif ++ ++/* GetEquivalentObject dereferences any hard links to get to the ++ * actual object. ++ */ ++ ++yaffs_Object *yaffs_GetEquivalentObject(yaffs_Object *obj) ++{ ++ if (obj && obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) { ++ /* We want the object id of the equivalent object, not this one */ ++ obj = obj->variant.hardLinkVariant.equivalentObject; ++ yaffs_CheckObjectDetailsLoaded(obj); ++ } ++ return obj; ++} ++ ++int yaffs_GetObjectName(yaffs_Object *obj, YCHAR *name, int buffSize) ++{ ++ memset(name, 0, buffSize * sizeof(YCHAR)); ++ ++ yaffs_CheckObjectDetailsLoaded(obj); ++ ++ if (obj->objectId == YAFFS_OBJECTID_LOSTNFOUND) { ++ yaffs_strncpy(name, YAFFS_LOSTNFOUND_NAME, buffSize - 1); ++ } else if (obj->hdrChunk <= 0) { ++ YCHAR locName[20]; ++ YCHAR numString[20]; ++ YCHAR *x = &numString[19]; ++ unsigned v = obj->objectId; ++ numString[19] = 0; ++ while (v > 0) { ++ x--; ++ *x = '0' + (v % 10); ++ v /= 10; ++ } ++ /* make up a name */ ++ yaffs_strcpy(locName, YAFFS_LOSTNFOUND_PREFIX); ++ yaffs_strcat(locName, x); ++ yaffs_strncpy(name, locName, buffSize - 1); ++ ++ } ++#ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM ++ else if (obj->shortName[0]) ++ yaffs_strcpy(name, obj->shortName); ++#endif ++ else { ++ int result; ++ __u8 *buffer = yaffs_GetTempBuffer(obj->myDev, __LINE__); ++ ++ yaffs_ObjectHeader *oh = (yaffs_ObjectHeader *) buffer; ++ ++ memset(buffer, 0, obj->myDev->nDataBytesPerChunk); ++ ++ if (obj->hdrChunk > 0) { ++ result = yaffs_ReadChunkWithTagsFromNAND(obj->myDev, ++ obj->hdrChunk, buffer, ++ NULL); ++ } ++ yaffs_strncpy(name, oh->name, buffSize - 1); ++ ++ yaffs_ReleaseTempBuffer(obj->myDev, buffer, __LINE__); ++ } ++ ++ return yaffs_strlen(name); ++} ++ ++int yaffs_GetObjectFileLength(yaffs_Object *obj) ++{ ++ /* Dereference any hard linking */ ++ obj = yaffs_GetEquivalentObject(obj); ++ ++ if (obj->variantType == YAFFS_OBJECT_TYPE_FILE) ++ return obj->variant.fileVariant.fileSize; ++ if (obj->variantType == YAFFS_OBJECT_TYPE_SYMLINK) ++ return yaffs_strlen(obj->variant.symLinkVariant.alias); ++ else { ++ /* Only a directory should drop through to here */ ++ return obj->myDev->nDataBytesPerChunk; ++ } ++} ++ ++int yaffs_GetObjectLinkCount(yaffs_Object *obj) ++{ ++ int count = 0; ++ struct ylist_head *i; ++ ++ if (!obj->unlinked) ++ count++; /* the object itself */ ++ ++ ylist_for_each(i, &obj->hardLinks) ++ count++; /* add the hard links; */ ++ ++ return count; ++} ++ ++int yaffs_GetObjectInode(yaffs_Object *obj) ++{ ++ obj = yaffs_GetEquivalentObject(obj); ++ ++ return obj->objectId; ++} ++ ++unsigned yaffs_GetObjectType(yaffs_Object *obj) ++{ ++ obj = yaffs_GetEquivalentObject(obj); ++ ++ switch (obj->variantType) { ++ case YAFFS_OBJECT_TYPE_FILE: ++ return DT_REG; ++ break; ++ case YAFFS_OBJECT_TYPE_DIRECTORY: ++ return DT_DIR; ++ break; ++ case YAFFS_OBJECT_TYPE_SYMLINK: ++ return DT_LNK; ++ break; ++ case YAFFS_OBJECT_TYPE_HARDLINK: ++ return DT_REG; ++ break; ++ case YAFFS_OBJECT_TYPE_SPECIAL: ++ if (S_ISFIFO(obj->yst_mode)) ++ return DT_FIFO; ++ if (S_ISCHR(obj->yst_mode)) ++ return DT_CHR; ++ if (S_ISBLK(obj->yst_mode)) ++ return DT_BLK; ++ if (S_ISSOCK(obj->yst_mode)) ++ return DT_SOCK; ++ default: ++ return DT_REG; ++ break; ++ } ++} ++ ++YCHAR *yaffs_GetSymlinkAlias(yaffs_Object *obj) ++{ ++ obj = yaffs_GetEquivalentObject(obj); ++ if (obj->variantType == YAFFS_OBJECT_TYPE_SYMLINK) ++ return yaffs_CloneString(obj->variant.symLinkVariant.alias); ++ else ++ return yaffs_CloneString(_Y("")); ++} ++ ++#ifndef CONFIG_YAFFS_WINCE ++ ++int yaffs_SetAttributes(yaffs_Object *obj, struct iattr *attr) ++{ ++ unsigned int valid = attr->ia_valid; ++ ++ if (valid & ATTR_MODE) ++ obj->yst_mode = attr->ia_mode; ++ if (valid & ATTR_UID) ++ obj->yst_uid = attr->ia_uid; ++ if (valid & ATTR_GID) ++ obj->yst_gid = attr->ia_gid; ++ ++ if (valid & ATTR_ATIME) ++ obj->yst_atime = Y_TIME_CONVERT(attr->ia_atime); ++ if (valid & ATTR_CTIME) ++ obj->yst_ctime = Y_TIME_CONVERT(attr->ia_ctime); ++ if (valid & ATTR_MTIME) ++ obj->yst_mtime = Y_TIME_CONVERT(attr->ia_mtime); ++ ++ if (valid & ATTR_SIZE) ++ yaffs_ResizeFile(obj, attr->ia_size); ++ ++ yaffs_UpdateObjectHeader(obj, NULL, 1, 0, 0); ++ ++ return YAFFS_OK; ++ ++} ++int yaffs_GetAttributes(yaffs_Object *obj, struct iattr *attr) ++{ ++ unsigned int valid = 0; ++ ++ attr->ia_mode = obj->yst_mode; ++ valid |= ATTR_MODE; ++ attr->ia_uid = obj->yst_uid; ++ valid |= ATTR_UID; ++ attr->ia_gid = obj->yst_gid; ++ valid |= ATTR_GID; ++ ++ Y_TIME_CONVERT(attr->ia_atime) = obj->yst_atime; ++ valid |= ATTR_ATIME; ++ Y_TIME_CONVERT(attr->ia_ctime) = obj->yst_ctime; ++ valid |= ATTR_CTIME; ++ Y_TIME_CONVERT(attr->ia_mtime) = obj->yst_mtime; ++ valid |= ATTR_MTIME; ++ ++ attr->ia_size = yaffs_GetFileSize(obj); ++ valid |= ATTR_SIZE; ++ ++ attr->ia_valid = valid; ++ ++ return YAFFS_OK; ++} ++ ++#endif ++ ++#if 0 ++int yaffs_DumpObject(yaffs_Object *obj) ++{ ++ YCHAR name[257]; ++ ++ yaffs_GetObjectName(obj, name, 256); ++ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("Object %d, inode %d \"%s\"\n dirty %d valid %d serial %d sum %d" ++ " chunk %d type %d size %d\n" ++ TENDSTR), obj->objectId, yaffs_GetObjectInode(obj), name, ++ obj->dirty, obj->valid, obj->serial, obj->sum, obj->hdrChunk, ++ yaffs_GetObjectType(obj), yaffs_GetObjectFileLength(obj))); ++ ++ return YAFFS_OK; ++} ++#endif ++ ++/*---------------------------- Initialisation code -------------------------------------- */ ++ ++static int yaffs_CheckDevFunctions(const yaffs_Device *dev) ++{ ++ ++ /* Common functions, gotta have */ ++ if (!dev->eraseBlockInNAND || !dev->initialiseNAND) ++ return 0; ++ ++#ifdef CONFIG_YAFFS_YAFFS2 ++ ++ /* Can use the "with tags" style interface for yaffs1 or yaffs2 */ ++ if (dev->writeChunkWithTagsToNAND && ++ dev->readChunkWithTagsFromNAND && ++ !dev->writeChunkToNAND && ++ !dev->readChunkFromNAND && ++ dev->markNANDBlockBad && dev->queryNANDBlock) ++ return 1; ++#endif ++ ++ /* Can use the "spare" style interface for yaffs1 */ ++ if (!dev->isYaffs2 && ++ !dev->writeChunkWithTagsToNAND && ++ !dev->readChunkWithTagsFromNAND && ++ dev->writeChunkToNAND && ++ dev->readChunkFromNAND && ++ !dev->markNANDBlockBad && !dev->queryNANDBlock) ++ return 1; ++ ++ return 0; /* bad */ ++} ++ ++ ++static int yaffs_CreateInitialDirectories(yaffs_Device *dev) ++{ ++ /* Initialise the unlinked, deleted, root and lost and found directories */ ++ ++ dev->lostNFoundDir = dev->rootDir = NULL; ++ dev->unlinkedDir = dev->deletedDir = NULL; ++ ++ dev->unlinkedDir = ++ yaffs_CreateFakeDirectory(dev, YAFFS_OBJECTID_UNLINKED, S_IFDIR); ++ ++ dev->deletedDir = ++ yaffs_CreateFakeDirectory(dev, YAFFS_OBJECTID_DELETED, S_IFDIR); ++ ++ dev->rootDir = ++ yaffs_CreateFakeDirectory(dev, YAFFS_OBJECTID_ROOT, ++ YAFFS_ROOT_MODE | S_IFDIR); ++ dev->lostNFoundDir = ++ yaffs_CreateFakeDirectory(dev, YAFFS_OBJECTID_LOSTNFOUND, ++ YAFFS_LOSTNFOUND_MODE | S_IFDIR); ++ ++ if (dev->lostNFoundDir && dev->rootDir && dev->unlinkedDir && dev->deletedDir) { ++ yaffs_AddObjectToDirectory(dev->rootDir, dev->lostNFoundDir); ++ return YAFFS_OK; ++ } ++ ++ return YAFFS_FAIL; ++} ++ ++int yaffs_GutsInitialise(yaffs_Device *dev) ++{ ++ int init_failed = 0; ++ unsigned x; ++ int bits; ++ ++ T(YAFFS_TRACE_TRACING, (TSTR("yaffs: yaffs_GutsInitialise()" TENDSTR))); ++ ++ /* Check stuff that must be set */ ++ ++ if (!dev) { ++ T(YAFFS_TRACE_ALWAYS, (TSTR("yaffs: Need a device" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ dev->internalStartBlock = dev->startBlock; ++ dev->internalEndBlock = dev->endBlock; ++ dev->blockOffset = 0; ++ dev->chunkOffset = 0; ++ dev->nFreeChunks = 0; ++ ++ dev->gcBlock = -1; ++ ++ if (dev->startBlock == 0) { ++ dev->internalStartBlock = dev->startBlock + 1; ++ dev->internalEndBlock = dev->endBlock + 1; ++ dev->blockOffset = 1; ++ dev->chunkOffset = dev->nChunksPerBlock; ++ } ++ ++ /* Check geometry parameters. */ ++ ++ if ((!dev->inbandTags && dev->isYaffs2 && dev->totalBytesPerChunk < 1024) || ++ (!dev->isYaffs2 && dev->totalBytesPerChunk < 512) || ++ (dev->inbandTags && !dev->isYaffs2) || ++ dev->nChunksPerBlock < 2 || ++ dev->nReservedBlocks < 2 || ++ dev->internalStartBlock <= 0 || ++ dev->internalEndBlock <= 0 || ++ dev->internalEndBlock <= (dev->internalStartBlock + dev->nReservedBlocks + 2)) { /* otherwise it is too small */ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("yaffs: NAND geometry problems: chunk size %d, type is yaffs%s, inbandTags %d " ++ TENDSTR), dev->totalBytesPerChunk, dev->isYaffs2 ? "2" : "", dev->inbandTags)); ++ return YAFFS_FAIL; ++ } ++ ++ if (yaffs_InitialiseNAND(dev) != YAFFS_OK) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: InitialiseNAND failed" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ /* Sort out space for inband tags, if required */ ++ if (dev->inbandTags) ++ dev->nDataBytesPerChunk = dev->totalBytesPerChunk - sizeof(yaffs_PackedTags2TagsPart); ++ else ++ dev->nDataBytesPerChunk = dev->totalBytesPerChunk; ++ ++ /* Got the right mix of functions? */ ++ if (!yaffs_CheckDevFunctions(dev)) { ++ /* Function missing */ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR ++ ("yaffs: device function(s) missing or wrong\n" TENDSTR))); ++ ++ return YAFFS_FAIL; ++ } ++ ++ /* This is really a compilation check. */ ++ if (!yaffs_CheckStructures()) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs_CheckStructures failed\n" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ if (dev->isMounted) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: device already mounted\n" TENDSTR))); ++ return YAFFS_FAIL; ++ } ++ ++ /* Finished with most checks. One or two more checks happen later on too. */ ++ ++ dev->isMounted = 1; ++ ++ /* OK now calculate a few things for the device */ ++ ++ /* ++ * Calculate all the chunk size manipulation numbers: ++ */ ++ x = dev->nDataBytesPerChunk; ++ /* We always use dev->chunkShift and dev->chunkDiv */ ++ dev->chunkShift = Shifts(x); ++ x >>= dev->chunkShift; ++ dev->chunkDiv = x; ++ /* We only use chunk mask if chunkDiv is 1 */ ++ dev->chunkMask = (1<<dev->chunkShift) - 1; ++ ++ /* ++ * Calculate chunkGroupBits. ++ * We need to find the next power of 2 > than internalEndBlock ++ */ ++ ++ x = dev->nChunksPerBlock * (dev->internalEndBlock + 1); ++ ++ bits = ShiftsGE(x); ++ ++ /* Set up tnode width if wide tnodes are enabled. */ ++ if (!dev->wideTnodesDisabled) { ++ /* bits must be even so that we end up with 32-bit words */ ++ if (bits & 1) ++ bits++; ++ if (bits < 16) ++ dev->tnodeWidth = 16; ++ else ++ dev->tnodeWidth = bits; ++ } else ++ dev->tnodeWidth = 16; ++ ++ dev->tnodeMask = (1<<dev->tnodeWidth)-1; ++ ++ /* Level0 Tnodes are 16 bits or wider (if wide tnodes are enabled), ++ * so if the bitwidth of the ++ * chunk range we're using is greater than 16 we need ++ * to figure out chunk shift and chunkGroupSize ++ */ ++ ++ if (bits <= dev->tnodeWidth) ++ dev->chunkGroupBits = 0; ++ else ++ dev->chunkGroupBits = bits - dev->tnodeWidth; ++ ++ ++ dev->chunkGroupSize = 1 << dev->chunkGroupBits; ++ ++ if (dev->nChunksPerBlock < dev->chunkGroupSize) { ++ /* We have a problem because the soft delete won't work if ++ * the chunk group size > chunks per block. ++ * This can be remedied by using larger "virtual blocks". ++ */ ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: chunk group too large\n" TENDSTR))); ++ ++ return YAFFS_FAIL; ++ } ++ ++ /* OK, we've finished verifying the device, lets continue with initialisation */ ++ ++ /* More device initialisation */ ++ dev->garbageCollections = 0; ++ dev->passiveGarbageCollections = 0; ++ dev->currentDirtyChecker = 0; ++ dev->bufferedBlock = -1; ++ dev->doingBufferedBlockRewrite = 0; ++ dev->nDeletedFiles = 0; ++ dev->nBackgroundDeletions = 0; ++ dev->nUnlinkedFiles = 0; ++ dev->eccFixed = 0; ++ dev->eccUnfixed = 0; ++ dev->tagsEccFixed = 0; ++ dev->tagsEccUnfixed = 0; ++ dev->nErasureFailures = 0; ++ dev->nErasedBlocks = 0; ++ dev->isDoingGC = 0; ++ dev->hasPendingPrioritisedGCs = 1; /* Assume the worst for now, will get fixed on first GC */ ++ ++ /* Initialise temporary buffers and caches. */ ++ if (!yaffs_InitialiseTempBuffers(dev)) ++ init_failed = 1; ++ ++ dev->srCache = NULL; ++ dev->gcCleanupList = NULL; ++ ++ ++ if (!init_failed && ++ dev->nShortOpCaches > 0) { ++ int i; ++ void *buf; ++ int srCacheBytes = dev->nShortOpCaches * sizeof(yaffs_ChunkCache); ++ ++ if (dev->nShortOpCaches > YAFFS_MAX_SHORT_OP_CACHES) ++ dev->nShortOpCaches = YAFFS_MAX_SHORT_OP_CACHES; ++ ++ dev->srCache = YMALLOC(srCacheBytes); ++ ++ buf = (__u8 *) dev->srCache; ++ ++ if (dev->srCache) ++ memset(dev->srCache, 0, srCacheBytes); ++ ++ for (i = 0; i < dev->nShortOpCaches && buf; i++) { ++ dev->srCache[i].object = NULL; ++ dev->srCache[i].lastUse = 0; ++ dev->srCache[i].dirty = 0; ++ dev->srCache[i].data = buf = YMALLOC_DMA(dev->totalBytesPerChunk); ++ } ++ if (!buf) ++ init_failed = 1; ++ ++ dev->srLastUse = 0; ++ } ++ ++ dev->cacheHits = 0; ++ ++ if (!init_failed) { ++ dev->gcCleanupList = YMALLOC(dev->nChunksPerBlock * sizeof(__u32)); ++ if (!dev->gcCleanupList) ++ init_failed = 1; ++ } ++ ++ if (dev->isYaffs2) ++ dev->useHeaderFileSize = 1; ++ ++ if (!init_failed && !yaffs_InitialiseBlocks(dev)) ++ init_failed = 1; ++ ++ yaffs_InitialiseTnodes(dev); ++ yaffs_InitialiseObjects(dev); ++ ++ if (!init_failed && !yaffs_CreateInitialDirectories(dev)) ++ init_failed = 1; ++ ++ ++ if (!init_failed) { ++ /* Now scan the flash. */ ++ if (dev->isYaffs2) { ++ if (yaffs_CheckpointRestore(dev)) { ++ yaffs_CheckObjectDetailsLoaded(dev->rootDir); ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("yaffs: restored from checkpoint" TENDSTR))); ++ } else { ++ ++ /* Clean up the mess caused by an aborted checkpoint load ++ * and scan backwards. ++ */ ++ yaffs_DeinitialiseBlocks(dev); ++ yaffs_DeinitialiseTnodes(dev); ++ yaffs_DeinitialiseObjects(dev); ++ ++ ++ dev->nErasedBlocks = 0; ++ dev->nFreeChunks = 0; ++ dev->allocationBlock = -1; ++ dev->allocationPage = -1; ++ dev->nDeletedFiles = 0; ++ dev->nUnlinkedFiles = 0; ++ dev->nBackgroundDeletions = 0; ++ dev->oldestDirtySequence = 0; ++ ++ if (!init_failed && !yaffs_InitialiseBlocks(dev)) ++ init_failed = 1; ++ ++ yaffs_InitialiseTnodes(dev); ++ yaffs_InitialiseObjects(dev); ++ ++ if (!init_failed && !yaffs_CreateInitialDirectories(dev)) ++ init_failed = 1; ++ ++ if (!init_failed && !yaffs_ScanBackwards(dev)) ++ init_failed = 1; ++ } ++ } else if (!yaffs_Scan(dev)) ++ init_failed = 1; ++ ++ yaffs_StripDeletedObjects(dev); ++ } ++ ++ if (init_failed) { ++ /* Clean up the mess */ ++ T(YAFFS_TRACE_TRACING, ++ (TSTR("yaffs: yaffs_GutsInitialise() aborted.\n" TENDSTR))); ++ ++ yaffs_Deinitialise(dev); ++ return YAFFS_FAIL; ++ } ++ ++ /* Zero out stats */ ++ dev->nPageReads = 0; ++ dev->nPageWrites = 0; ++ dev->nBlockErasures = 0; ++ dev->nGCCopies = 0; ++ dev->nRetriedWrites = 0; ++ ++ dev->nRetiredBlocks = 0; ++ ++ yaffs_VerifyFreeChunks(dev); ++ yaffs_VerifyBlocks(dev); ++ ++ ++ T(YAFFS_TRACE_TRACING, ++ (TSTR("yaffs: yaffs_GutsInitialise() done.\n" TENDSTR))); ++ return YAFFS_OK; ++ ++} ++ ++void yaffs_Deinitialise(yaffs_Device *dev) ++{ ++ if (dev->isMounted) { ++ int i; ++ ++ yaffs_DeinitialiseBlocks(dev); ++ yaffs_DeinitialiseTnodes(dev); ++ yaffs_DeinitialiseObjects(dev); ++ if (dev->nShortOpCaches > 0 && ++ dev->srCache) { ++ ++ for (i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].data) ++ YFREE(dev->srCache[i].data); ++ dev->srCache[i].data = NULL; ++ } ++ ++ YFREE(dev->srCache); ++ dev->srCache = NULL; ++ } ++ ++ YFREE(dev->gcCleanupList); ++ ++ for (i = 0; i < YAFFS_N_TEMP_BUFFERS; i++) ++ YFREE(dev->tempBuffer[i].buffer); ++ ++ dev->isMounted = 0; ++ ++ if (dev->deinitialiseNAND) ++ dev->deinitialiseNAND(dev); ++ } ++} ++ ++static int yaffs_CountFreeChunks(yaffs_Device *dev) ++{ ++ int nFree; ++ int b; ++ ++ yaffs_BlockInfo *blk; ++ ++ for (nFree = 0, b = dev->internalStartBlock; b <= dev->internalEndBlock; ++ b++) { ++ blk = yaffs_GetBlockInfo(dev, b); ++ ++ switch (blk->blockState) { ++ case YAFFS_BLOCK_STATE_EMPTY: ++ case YAFFS_BLOCK_STATE_ALLOCATING: ++ case YAFFS_BLOCK_STATE_COLLECTING: ++ case YAFFS_BLOCK_STATE_FULL: ++ nFree += ++ (dev->nChunksPerBlock - blk->pagesInUse + ++ blk->softDeletions); ++ break; ++ default: ++ break; ++ } ++ } ++ ++ return nFree; ++} ++ ++int yaffs_GetNumberOfFreeChunks(yaffs_Device *dev) ++{ ++ /* This is what we report to the outside world */ ++ ++ int nFree; ++ int nDirtyCacheChunks; ++ int blocksForCheckpoint; ++ int i; ++ ++#if 1 ++ nFree = dev->nFreeChunks; ++#else ++ nFree = yaffs_CountFreeChunks(dev); ++#endif ++ ++ nFree += dev->nDeletedFiles; ++ ++ /* Now count the number of dirty chunks in the cache and subtract those */ ++ ++ for (nDirtyCacheChunks = 0, i = 0; i < dev->nShortOpCaches; i++) { ++ if (dev->srCache[i].dirty) ++ nDirtyCacheChunks++; ++ } ++ ++ nFree -= nDirtyCacheChunks; ++ ++ nFree -= ((dev->nReservedBlocks + 1) * dev->nChunksPerBlock); ++ ++ /* Now we figure out how much to reserve for the checkpoint and report that... */ ++ blocksForCheckpoint = yaffs_CalcCheckpointBlocksRequired(dev) - dev->blocksInCheckpoint; ++ if (blocksForCheckpoint < 0) ++ blocksForCheckpoint = 0; ++ ++ nFree -= (blocksForCheckpoint * dev->nChunksPerBlock); ++ ++ if (nFree < 0) ++ nFree = 0; ++ ++ return nFree; ++ ++} ++ ++static int yaffs_freeVerificationFailures; ++ ++static void yaffs_VerifyFreeChunks(yaffs_Device *dev) ++{ ++ int counted; ++ int difference; ++ ++ if (yaffs_SkipVerification(dev)) ++ return; ++ ++ counted = yaffs_CountFreeChunks(dev); ++ ++ difference = dev->nFreeChunks - counted; ++ ++ if (difference) { ++ T(YAFFS_TRACE_ALWAYS, ++ (TSTR("Freechunks verification failure %d %d %d" TENDSTR), ++ dev->nFreeChunks, counted, difference)); ++ yaffs_freeVerificationFailures++; ++ } ++} ++ ++/*---------------------------------------- YAFFS test code ----------------------*/ ++ ++#define yaffs_CheckStruct(structure, syze, name) \ ++ do { \ ++ if (sizeof(structure) != syze) { \ ++ T(YAFFS_TRACE_ALWAYS, (TSTR("%s should be %d but is %d\n" TENDSTR),\ ++ name, syze, sizeof(structure))); \ ++ return YAFFS_FAIL; \ ++ } \ ++ } while (0) ++ ++static int yaffs_CheckStructures(void) ++{ ++/* yaffs_CheckStruct(yaffs_Tags,8,"yaffs_Tags"); */ ++/* yaffs_CheckStruct(yaffs_TagsUnion,8,"yaffs_TagsUnion"); */ ++/* yaffs_CheckStruct(yaffs_Spare,16,"yaffs_Spare"); */ ++#ifndef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ yaffs_CheckStruct(yaffs_Tnode, 2 * YAFFS_NTNODES_LEVEL0, "yaffs_Tnode"); ++#endif ++#ifndef CONFIG_YAFFS_WINCE ++ yaffs_CheckStruct(yaffs_ObjectHeader, 512, "yaffs_ObjectHeader"); ++#endif ++ return YAFFS_OK; ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_guts.h linux-2.6.34/fs/yaffs2/yaffs_guts.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_guts.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_guts.h 2010-05-20 20:16:22.301615823 +0200 +@@ -0,0 +1,904 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_GUTS_H__ ++#define __YAFFS_GUTS_H__ ++ ++#include "devextras.h" ++#include "yportenv.h" ++ ++#define YAFFS_OK 1 ++#define YAFFS_FAIL 0 ++ ++/* Give us a Y=0x59, ++ * Give us an A=0x41, ++ * Give us an FF=0xFF ++ * Give us an S=0x53 ++ * And what have we got... ++ */ ++#define YAFFS_MAGIC 0x5941FF53 ++ ++#define YAFFS_NTNODES_LEVEL0 16 ++#define YAFFS_TNODES_LEVEL0_BITS 4 ++#define YAFFS_TNODES_LEVEL0_MASK 0xf ++ ++#define YAFFS_NTNODES_INTERNAL (YAFFS_NTNODES_LEVEL0 / 2) ++#define YAFFS_TNODES_INTERNAL_BITS (YAFFS_TNODES_LEVEL0_BITS - 1) ++#define YAFFS_TNODES_INTERNAL_MASK 0x7 ++#define YAFFS_TNODES_MAX_LEVEL 6 ++ ++#ifndef CONFIG_YAFFS_NO_YAFFS1 ++#define YAFFS_BYTES_PER_SPARE 16 ++#define YAFFS_BYTES_PER_CHUNK 512 ++#define YAFFS_CHUNK_SIZE_SHIFT 9 ++#define YAFFS_CHUNKS_PER_BLOCK 32 ++#define YAFFS_BYTES_PER_BLOCK (YAFFS_CHUNKS_PER_BLOCK*YAFFS_BYTES_PER_CHUNK) ++#endif ++ ++#define YAFFS_MIN_YAFFS2_CHUNK_SIZE 1024 ++#define YAFFS_MIN_YAFFS2_SPARE_SIZE 32 ++ ++#define YAFFS_MAX_CHUNK_ID 0x000FFFFF ++ ++#define YAFFS_UNUSED_OBJECT_ID 0x0003FFFF ++ ++#define YAFFS_ALLOCATION_NOBJECTS 100 ++#define YAFFS_ALLOCATION_NTNODES 100 ++#define YAFFS_ALLOCATION_NLINKS 100 ++ ++#define YAFFS_NOBJECT_BUCKETS 256 ++ ++ ++#define YAFFS_OBJECT_SPACE 0x40000 ++ ++#define YAFFS_CHECKPOINT_VERSION 3 ++ ++#ifdef CONFIG_YAFFS_UNICODE ++#define YAFFS_MAX_NAME_LENGTH 127 ++#define YAFFS_MAX_ALIAS_LENGTH 79 ++#else ++#define YAFFS_MAX_NAME_LENGTH 255 ++#define YAFFS_MAX_ALIAS_LENGTH 159 ++#endif ++ ++#define YAFFS_SHORT_NAME_LENGTH 15 ++ ++/* Some special object ids for pseudo objects */ ++#define YAFFS_OBJECTID_ROOT 1 ++#define YAFFS_OBJECTID_LOSTNFOUND 2 ++#define YAFFS_OBJECTID_UNLINKED 3 ++#define YAFFS_OBJECTID_DELETED 4 ++ ++/* Sseudo object ids for checkpointing */ ++#define YAFFS_OBJECTID_SB_HEADER 0x10 ++#define YAFFS_OBJECTID_CHECKPOINT_DATA 0x20 ++#define YAFFS_SEQUENCE_CHECKPOINT_DATA 0x21 ++ ++/* */ ++ ++#define YAFFS_MAX_SHORT_OP_CACHES 20 ++ ++#define YAFFS_N_TEMP_BUFFERS 6 ++ ++/* We limit the number attempts at sucessfully saving a chunk of data. ++ * Small-page devices have 32 pages per block; large-page devices have 64. ++ * Default to something in the order of 5 to 10 blocks worth of chunks. ++ */ ++#define YAFFS_WR_ATTEMPTS (5*64) ++ ++/* Sequence numbers are used in YAFFS2 to determine block allocation order. ++ * The range is limited slightly to help distinguish bad numbers from good. ++ * This also allows us to perhaps in the future use special numbers for ++ * special purposes. ++ * EFFFFF00 allows the allocation of 8 blocks per second (~1Mbytes) for 15 years, ++ * and is a larger number than the lifetime of a 2GB device. ++ */ ++#define YAFFS_LOWEST_SEQUENCE_NUMBER 0x00001000 ++#define YAFFS_HIGHEST_SEQUENCE_NUMBER 0xEFFFFF00 ++ ++/* Special sequence number for bad block that failed to be marked bad */ ++#define YAFFS_SEQUENCE_BAD_BLOCK 0xFFFF0000 ++ ++/* ChunkCache is used for short read/write operations.*/ ++typedef struct { ++ struct yaffs_ObjectStruct *object; ++ int chunkId; ++ int lastUse; ++ int dirty; ++ int nBytes; /* Only valid if the cache is dirty */ ++ int locked; /* Can't push out or flush while locked. */ ++#ifdef CONFIG_YAFFS_YAFFS2 ++ __u8 *data; ++#else ++ __u8 data[YAFFS_BYTES_PER_CHUNK]; ++#endif ++} yaffs_ChunkCache; ++ ++ ++ ++/* Tags structures in RAM ++ * NB This uses bitfield. Bitfields should not straddle a u32 boundary otherwise ++ * the structure size will get blown out. ++ */ ++ ++#ifndef CONFIG_YAFFS_NO_YAFFS1 ++typedef struct { ++ unsigned chunkId:20; ++ unsigned serialNumber:2; ++ unsigned byteCountLSB:10; ++ unsigned objectId:18; ++ unsigned ecc:12; ++ unsigned byteCountMSB:2; ++} yaffs_Tags; ++ ++typedef union { ++ yaffs_Tags asTags; ++ __u8 asBytes[8]; ++} yaffs_TagsUnion; ++ ++#endif ++ ++/* Stuff used for extended tags in YAFFS2 */ ++ ++typedef enum { ++ YAFFS_ECC_RESULT_UNKNOWN, ++ YAFFS_ECC_RESULT_NO_ERROR, ++ YAFFS_ECC_RESULT_FIXED, ++ YAFFS_ECC_RESULT_UNFIXED ++} yaffs_ECCResult; ++ ++typedef enum { ++ YAFFS_OBJECT_TYPE_UNKNOWN, ++ YAFFS_OBJECT_TYPE_FILE, ++ YAFFS_OBJECT_TYPE_SYMLINK, ++ YAFFS_OBJECT_TYPE_DIRECTORY, ++ YAFFS_OBJECT_TYPE_HARDLINK, ++ YAFFS_OBJECT_TYPE_SPECIAL ++} yaffs_ObjectType; ++ ++#define YAFFS_OBJECT_TYPE_MAX YAFFS_OBJECT_TYPE_SPECIAL ++ ++typedef struct { ++ ++ unsigned validMarker0; ++ unsigned chunkUsed; /* Status of the chunk: used or unused */ ++ unsigned objectId; /* If 0 then this is not part of an object (unused) */ ++ unsigned chunkId; /* If 0 then this is a header, else a data chunk */ ++ unsigned byteCount; /* Only valid for data chunks */ ++ ++ /* The following stuff only has meaning when we read */ ++ yaffs_ECCResult eccResult; ++ unsigned blockBad; ++ ++ /* YAFFS 1 stuff */ ++ unsigned chunkDeleted; /* The chunk is marked deleted */ ++ unsigned serialNumber; /* Yaffs1 2-bit serial number */ ++ ++ /* YAFFS2 stuff */ ++ unsigned sequenceNumber; /* The sequence number of this block */ ++ ++ /* Extra info if this is an object header (YAFFS2 only) */ ++ ++ unsigned extraHeaderInfoAvailable; /* There is extra info available if this is not zero */ ++ unsigned extraParentObjectId; /* The parent object */ ++ unsigned extraIsShrinkHeader; /* Is it a shrink header? */ ++ unsigned extraShadows; /* Does this shadow another object? */ ++ ++ yaffs_ObjectType extraObjectType; /* What object type? */ ++ ++ unsigned extraFileLength; /* Length if it is a file */ ++ unsigned extraEquivalentObjectId; /* Equivalent object Id if it is a hard link */ ++ ++ unsigned validMarker1; ++ ++} yaffs_ExtendedTags; ++ ++/* Spare structure for YAFFS1 */ ++typedef struct { ++ __u8 tagByte0; ++ __u8 tagByte1; ++ __u8 tagByte2; ++ __u8 tagByte3; ++ __u8 pageStatus; /* set to 0 to delete the chunk */ ++ __u8 blockStatus; ++ __u8 tagByte4; ++ __u8 tagByte5; ++ __u8 ecc1[3]; ++ __u8 tagByte6; ++ __u8 tagByte7; ++ __u8 ecc2[3]; ++} yaffs_Spare; ++ ++/*Special structure for passing through to mtd */ ++struct yaffs_NANDSpare { ++ yaffs_Spare spare; ++ int eccres1; ++ int eccres2; ++}; ++ ++/* Block data in RAM */ ++ ++typedef enum { ++ YAFFS_BLOCK_STATE_UNKNOWN = 0, ++ ++ YAFFS_BLOCK_STATE_SCANNING, ++ YAFFS_BLOCK_STATE_NEEDS_SCANNING, ++ /* The block might have something on it (ie it is allocating or full, perhaps empty) ++ * but it needs to be scanned to determine its true state. ++ * This state is only valid during yaffs_Scan. ++ * NB We tolerate empty because the pre-scanner might be incapable of deciding ++ * However, if this state is returned on a YAFFS2 device, then we expect a sequence number ++ */ ++ ++ YAFFS_BLOCK_STATE_EMPTY, ++ /* This block is empty */ ++ ++ YAFFS_BLOCK_STATE_ALLOCATING, ++ /* This block is partially allocated. ++ * At least one page holds valid data. ++ * This is the one currently being used for page ++ * allocation. Should never be more than one of these ++ */ ++ ++ YAFFS_BLOCK_STATE_FULL, ++ /* All the pages in this block have been allocated. ++ */ ++ ++ YAFFS_BLOCK_STATE_DIRTY, ++ /* All pages have been allocated and deleted. ++ * Erase me, reuse me. ++ */ ++ ++ YAFFS_BLOCK_STATE_CHECKPOINT, ++ /* This block is assigned to holding checkpoint data. ++ */ ++ ++ YAFFS_BLOCK_STATE_COLLECTING, ++ /* This block is being garbage collected */ ++ ++ YAFFS_BLOCK_STATE_DEAD ++ /* This block has failed and is not in use */ ++} yaffs_BlockState; ++ ++#define YAFFS_NUMBER_OF_BLOCK_STATES (YAFFS_BLOCK_STATE_DEAD + 1) ++ ++ ++typedef struct { ++ ++ int softDeletions:10; /* number of soft deleted pages */ ++ int pagesInUse:10; /* number of pages in use */ ++ unsigned blockState:4; /* One of the above block states. NB use unsigned because enum is sometimes an int */ ++ __u32 needsRetiring:1; /* Data has failed on this block, need to get valid data off */ ++ /* and retire the block. */ ++ __u32 skipErasedCheck:1; /* If this is set we can skip the erased check on this block */ ++ __u32 gcPrioritise:1; /* An ECC check or blank check has failed on this block. ++ It should be prioritised for GC */ ++ __u32 chunkErrorStrikes:3; /* How many times we've had ecc etc failures on this block and tried to reuse it */ ++ ++#ifdef CONFIG_YAFFS_YAFFS2 ++ __u32 hasShrinkHeader:1; /* This block has at least one shrink object header */ ++ __u32 sequenceNumber; /* block sequence number for yaffs2 */ ++#endif ++ ++} yaffs_BlockInfo; ++ ++/* -------------------------- Object structure -------------------------------*/ ++/* This is the object structure as stored on NAND */ ++ ++typedef struct { ++ yaffs_ObjectType type; ++ ++ /* Apply to everything */ ++ int parentObjectId; ++ __u16 sum__NoLongerUsed; /* checksum of name. No longer used */ ++ YCHAR name[YAFFS_MAX_NAME_LENGTH + 1]; ++ ++ /* The following apply to directories, files, symlinks - not hard links */ ++ __u32 yst_mode; /* protection */ ++ ++#ifdef CONFIG_YAFFS_WINCE ++ __u32 notForWinCE[5]; ++#else ++ __u32 yst_uid; ++ __u32 yst_gid; ++ __u32 yst_atime; ++ __u32 yst_mtime; ++ __u32 yst_ctime; ++#endif ++ ++ /* File size applies to files only */ ++ int fileSize; ++ ++ /* Equivalent object id applies to hard links only. */ ++ int equivalentObjectId; ++ ++ /* Alias is for symlinks only. */ ++ YCHAR alias[YAFFS_MAX_ALIAS_LENGTH + 1]; ++ ++ __u32 yst_rdev; /* device stuff for block and char devices (major/min) */ ++ ++#ifdef CONFIG_YAFFS_WINCE ++ __u32 win_ctime[2]; ++ __u32 win_atime[2]; ++ __u32 win_mtime[2]; ++#else ++ __u32 roomToGrow[6]; ++ ++#endif ++ __u32 inbandShadowsObject; ++ __u32 inbandIsShrink; ++ ++ __u32 reservedSpace[2]; ++ int shadowsObject; /* This object header shadows the specified object if > 0 */ ++ ++ /* isShrink applies to object headers written when we shrink the file (ie resize) */ ++ __u32 isShrink; ++ ++} yaffs_ObjectHeader; ++ ++/*--------------------------- Tnode -------------------------- */ ++ ++union yaffs_Tnode_union { ++#ifdef CONFIG_YAFFS_TNODE_LIST_DEBUG ++ union yaffs_Tnode_union *internal[YAFFS_NTNODES_INTERNAL + 1]; ++#else ++ union yaffs_Tnode_union *internal[YAFFS_NTNODES_INTERNAL]; ++#endif ++/* __u16 level0[YAFFS_NTNODES_LEVEL0]; */ ++ ++}; ++ ++typedef union yaffs_Tnode_union yaffs_Tnode; ++ ++struct yaffs_TnodeList_struct { ++ struct yaffs_TnodeList_struct *next; ++ yaffs_Tnode *tnodes; ++}; ++ ++typedef struct yaffs_TnodeList_struct yaffs_TnodeList; ++ ++/*------------------------ Object -----------------------------*/ ++/* An object can be one of: ++ * - a directory (no data, has children links ++ * - a regular file (data.... not prunes :->). ++ * - a symlink [symbolic link] (the alias). ++ * - a hard link ++ */ ++ ++typedef struct { ++ __u32 fileSize; ++ __u32 scannedFileSize; ++ __u32 shrinkSize; ++ int topLevel; ++ yaffs_Tnode *top; ++} yaffs_FileStructure; ++ ++typedef struct { ++ struct ylist_head children; /* list of child links */ ++} yaffs_DirectoryStructure; ++ ++typedef struct { ++ YCHAR *alias; ++} yaffs_SymLinkStructure; ++ ++typedef struct { ++ struct yaffs_ObjectStruct *equivalentObject; ++ __u32 equivalentObjectId; ++} yaffs_HardLinkStructure; ++ ++typedef union { ++ yaffs_FileStructure fileVariant; ++ yaffs_DirectoryStructure directoryVariant; ++ yaffs_SymLinkStructure symLinkVariant; ++ yaffs_HardLinkStructure hardLinkVariant; ++} yaffs_ObjectVariant; ++ ++struct yaffs_ObjectStruct { ++ __u8 deleted:1; /* This should only apply to unlinked files. */ ++ __u8 softDeleted:1; /* it has also been soft deleted */ ++ __u8 unlinked:1; /* An unlinked file. The file should be in the unlinked directory.*/ ++ __u8 fake:1; /* A fake object has no presence on NAND. */ ++ __u8 renameAllowed:1; /* Some objects are not allowed to be renamed. */ ++ __u8 unlinkAllowed:1; ++ __u8 dirty:1; /* the object needs to be written to flash */ ++ __u8 valid:1; /* When the file system is being loaded up, this ++ * object might be created before the data ++ * is available (ie. file data records appear before the header). ++ */ ++ __u8 lazyLoaded:1; /* This object has been lazy loaded and is missing some detail */ ++ ++ __u8 deferedFree:1; /* For Linux kernel. Object is removed from NAND, but is ++ * still in the inode cache. Free of object is defered. ++ * until the inode is released. ++ */ ++ __u8 beingCreated:1; /* This object is still being created so skip some checks. */ ++ ++ __u8 serial; /* serial number of chunk in NAND. Cached here */ ++ __u16 sum; /* sum of the name to speed searching */ ++ ++ struct yaffs_DeviceStruct *myDev; /* The device I'm on */ ++ ++ struct ylist_head hashLink; /* list of objects in this hash bucket */ ++ ++ struct ylist_head hardLinks; /* all the equivalent hard linked objects */ ++ ++ /* directory structure stuff */ ++ /* also used for linking up the free list */ ++ struct yaffs_ObjectStruct *parent; ++ struct ylist_head siblings; ++ ++ /* Where's my object header in NAND? */ ++ int hdrChunk; ++ ++ int nDataChunks; /* Number of data chunks attached to the file. */ ++ ++ __u32 objectId; /* the object id value */ ++ ++ __u32 yst_mode; ++ ++#ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM ++ YCHAR shortName[YAFFS_SHORT_NAME_LENGTH + 1]; ++#endif ++ ++#ifndef __KERNEL__ ++ __u32 inUse; ++#endif ++ ++#ifdef CONFIG_YAFFS_WINCE ++ __u32 win_ctime[2]; ++ __u32 win_mtime[2]; ++ __u32 win_atime[2]; ++#else ++ __u32 yst_uid; ++ __u32 yst_gid; ++ __u32 yst_atime; ++ __u32 yst_mtime; ++ __u32 yst_ctime; ++#endif ++ ++ __u32 yst_rdev; ++ ++#ifdef __KERNEL__ ++ struct inode *myInode; ++ ++#endif ++ ++ yaffs_ObjectType variantType; ++ ++ yaffs_ObjectVariant variant; ++ ++}; ++ ++typedef struct yaffs_ObjectStruct yaffs_Object; ++ ++struct yaffs_ObjectList_struct { ++ yaffs_Object *objects; ++ struct yaffs_ObjectList_struct *next; ++}; ++ ++typedef struct yaffs_ObjectList_struct yaffs_ObjectList; ++ ++typedef struct { ++ struct ylist_head list; ++ int count; ++} yaffs_ObjectBucket; ++ ++ ++/* yaffs_CheckpointObject holds the definition of an object as dumped ++ * by checkpointing. ++ */ ++ ++typedef struct { ++ int structType; ++ __u32 objectId; ++ __u32 parentId; ++ int hdrChunk; ++ yaffs_ObjectType variantType:3; ++ __u8 deleted:1; ++ __u8 softDeleted:1; ++ __u8 unlinked:1; ++ __u8 fake:1; ++ __u8 renameAllowed:1; ++ __u8 unlinkAllowed:1; ++ __u8 serial; ++ ++ int nDataChunks; ++ __u32 fileSizeOrEquivalentObjectId; ++} yaffs_CheckpointObject; ++ ++/*--------------------- Temporary buffers ---------------- ++ * ++ * These are chunk-sized working buffers. Each device has a few ++ */ ++ ++typedef struct { ++ __u8 *buffer; ++ int line; /* track from whence this buffer was allocated */ ++ int maxLine; ++} yaffs_TempBuffer; ++ ++/*----------------- Device ---------------------------------*/ ++ ++struct yaffs_DeviceStruct { ++ struct ylist_head devList; ++ const char *name; ++ ++ /* Entry parameters set up way early. Yaffs sets up the rest.*/ ++ int nDataBytesPerChunk; /* Should be a power of 2 >= 512 */ ++ int nChunksPerBlock; /* does not need to be a power of 2 */ ++ int spareBytesPerChunk; /* spare area size */ ++ int startBlock; /* Start block we're allowed to use */ ++ int endBlock; /* End block we're allowed to use */ ++ int nReservedBlocks; /* We want this tuneable so that we can reduce */ ++ /* reserved blocks on NOR and RAM. */ ++ ++ ++ /* Stuff used by the shared space checkpointing mechanism */ ++ /* If this value is zero, then this mechanism is disabled */ ++ ++/* int nCheckpointReservedBlocks; */ /* Blocks to reserve for checkpoint data */ ++ ++ ++ int nShortOpCaches; /* If <= 0, then short op caching is disabled, else ++ * the number of short op caches (don't use too many) ++ */ ++ ++ int useHeaderFileSize; /* Flag to determine if we should use file sizes from the header */ ++ ++ int useNANDECC; /* Flag to decide whether or not to use NANDECC */ ++ ++ void *genericDevice; /* Pointer to device context ++ * On an mtd this holds the mtd pointer. ++ */ ++ void *superBlock; ++ ++ /* NAND access functions (Must be set before calling YAFFS)*/ ++ ++ int (*writeChunkToNAND) (struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, const __u8 *data, ++ const yaffs_Spare *spare); ++ int (*readChunkFromNAND) (struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, __u8 *data, ++ yaffs_Spare *spare); ++ int (*eraseBlockInNAND) (struct yaffs_DeviceStruct *dev, ++ int blockInNAND); ++ int (*initialiseNAND) (struct yaffs_DeviceStruct *dev); ++ int (*deinitialiseNAND) (struct yaffs_DeviceStruct *dev); ++ ++#ifdef CONFIG_YAFFS_YAFFS2 ++ int (*writeChunkWithTagsToNAND) (struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, const __u8 *data, ++ const yaffs_ExtendedTags *tags); ++ int (*readChunkWithTagsFromNAND) (struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, __u8 *data, ++ yaffs_ExtendedTags *tags); ++ int (*markNANDBlockBad) (struct yaffs_DeviceStruct *dev, int blockNo); ++ int (*queryNANDBlock) (struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *state, __u32 *sequenceNumber); ++#endif ++ ++ int isYaffs2; ++ ++ /* The removeObjectCallback function must be supplied by OS flavours that ++ * need it. The Linux kernel does not use this, but yaffs direct does use ++ * it to implement the faster readdir ++ */ ++ void (*removeObjectCallback)(struct yaffs_ObjectStruct *obj); ++ ++ /* Callback to mark the superblock dirsty */ ++ void (*markSuperBlockDirty)(void *superblock); ++ ++ int wideTnodesDisabled; /* Set to disable wide tnodes */ ++ ++ YCHAR *pathDividers; /* String of legal path dividers */ ++ ++ ++ /* End of stuff that must be set before initialisation. */ ++ ++ /* Checkpoint control. Can be set before or after initialisation */ ++ __u8 skipCheckpointRead; ++ __u8 skipCheckpointWrite; ++ ++ /* Runtime parameters. Set up by YAFFS. */ ++ ++ __u16 chunkGroupBits; /* 0 for devices <= 32MB. else log2(nchunks) - 16 */ ++ __u16 chunkGroupSize; /* == 2^^chunkGroupBits */ ++ ++ /* Stuff to support wide tnodes */ ++ __u32 tnodeWidth; ++ __u32 tnodeMask; ++ ++ /* Stuff for figuring out file offset to chunk conversions */ ++ __u32 chunkShift; /* Shift value */ ++ __u32 chunkDiv; /* Divisor after shifting: 1 for power-of-2 sizes */ ++ __u32 chunkMask; /* Mask to use for power-of-2 case */ ++ ++ /* Stuff to handle inband tags */ ++ int inbandTags; ++ __u32 totalBytesPerChunk; ++ ++#ifdef __KERNEL__ ++ ++ struct semaphore sem; /* Semaphore for waiting on erasure.*/ ++ struct semaphore grossLock; /* Gross locking semaphore */ ++ __u8 *spareBuffer; /* For mtdif2 use. Don't know the size of the buffer ++ * at compile time so we have to allocate it. ++ */ ++ void (*putSuperFunc) (struct super_block *sb); ++#endif ++ ++ int isMounted; ++ ++ int isCheckpointed; ++ ++ ++ /* Stuff to support block offsetting to support start block zero */ ++ int internalStartBlock; ++ int internalEndBlock; ++ int blockOffset; ++ int chunkOffset; ++ ++ ++ /* Runtime checkpointing stuff */ ++ int checkpointPageSequence; /* running sequence number of checkpoint pages */ ++ int checkpointByteCount; ++ int checkpointByteOffset; ++ __u8 *checkpointBuffer; ++ int checkpointOpenForWrite; ++ int blocksInCheckpoint; ++ int checkpointCurrentChunk; ++ int checkpointCurrentBlock; ++ int checkpointNextBlock; ++ int *checkpointBlockList; ++ int checkpointMaxBlocks; ++ __u32 checkpointSum; ++ __u32 checkpointXor; ++ ++ int nCheckpointBlocksRequired; /* Number of blocks needed to store current checkpoint set */ ++ ++ /* Block Info */ ++ yaffs_BlockInfo *blockInfo; ++ __u8 *chunkBits; /* bitmap of chunks in use */ ++ unsigned blockInfoAlt:1; /* was allocated using alternative strategy */ ++ unsigned chunkBitsAlt:1; /* was allocated using alternative strategy */ ++ int chunkBitmapStride; /* Number of bytes of chunkBits per block. ++ * Must be consistent with nChunksPerBlock. ++ */ ++ ++ int nErasedBlocks; ++ int allocationBlock; /* Current block being allocated off */ ++ __u32 allocationPage; ++ int allocationBlockFinder; /* Used to search for next allocation block */ ++ ++ /* Runtime state */ ++ int nTnodesCreated; ++ yaffs_Tnode *freeTnodes; ++ int nFreeTnodes; ++ yaffs_TnodeList *allocatedTnodeList; ++ ++ int isDoingGC; ++ int gcBlock; ++ int gcChunk; ++ ++ int nObjectsCreated; ++ yaffs_Object *freeObjects; ++ int nFreeObjects; ++ ++ int nHardLinks; ++ ++ yaffs_ObjectList *allocatedObjectList; ++ ++ yaffs_ObjectBucket objectBucket[YAFFS_NOBJECT_BUCKETS]; ++ ++ int nFreeChunks; ++ ++ int currentDirtyChecker; /* Used to find current dirtiest block */ ++ ++ __u32 *gcCleanupList; /* objects to delete at the end of a GC. */ ++ int nonAggressiveSkip; /* GC state/mode */ ++ ++ /* Statistcs */ ++ int nPageWrites; ++ int nPageReads; ++ int nBlockErasures; ++ int nErasureFailures; ++ int nGCCopies; ++ int garbageCollections; ++ int passiveGarbageCollections; ++ int nRetriedWrites; ++ int nRetiredBlocks; ++ int eccFixed; ++ int eccUnfixed; ++ int tagsEccFixed; ++ int tagsEccUnfixed; ++ int nDeletions; ++ int nUnmarkedDeletions; ++ ++ int hasPendingPrioritisedGCs; /* We think this device might have pending prioritised gcs */ ++ ++ /* Special directories */ ++ yaffs_Object *rootDir; ++ yaffs_Object *lostNFoundDir; ++ ++ /* Buffer areas for storing data to recover from write failures TODO ++ * __u8 bufferedData[YAFFS_CHUNKS_PER_BLOCK][YAFFS_BYTES_PER_CHUNK]; ++ * yaffs_Spare bufferedSpare[YAFFS_CHUNKS_PER_BLOCK]; ++ */ ++ ++ int bufferedBlock; /* Which block is buffered here? */ ++ int doingBufferedBlockRewrite; ++ ++ yaffs_ChunkCache *srCache; ++ int srLastUse; ++ ++ int cacheHits; ++ ++ /* Stuff for background deletion and unlinked files.*/ ++ yaffs_Object *unlinkedDir; /* Directory where unlinked and deleted files live. */ ++ yaffs_Object *deletedDir; /* Directory where deleted objects are sent to disappear. */ ++ yaffs_Object *unlinkedDeletion; /* Current file being background deleted.*/ ++ int nDeletedFiles; /* Count of files awaiting deletion;*/ ++ int nUnlinkedFiles; /* Count of unlinked files. */ ++ int nBackgroundDeletions; /* Count of background deletions. */ ++ ++ ++ /* Temporary buffer management */ ++ yaffs_TempBuffer tempBuffer[YAFFS_N_TEMP_BUFFERS]; ++ int maxTemp; ++ int tempInUse; ++ int unmanagedTempAllocations; ++ int unmanagedTempDeallocations; ++ ++ /* yaffs2 runtime stuff */ ++ unsigned sequenceNumber; /* Sequence number of currently allocating block */ ++ unsigned oldestDirtySequence; ++ ++}; ++ ++typedef struct yaffs_DeviceStruct yaffs_Device; ++ ++/* The static layout of block usage etc is stored in the super block header */ ++typedef struct { ++ int StructType; ++ int version; ++ int checkpointStartBlock; ++ int checkpointEndBlock; ++ int startBlock; ++ int endBlock; ++ int rfu[100]; ++} yaffs_SuperBlockHeader; ++ ++/* The CheckpointDevice structure holds the device information that changes at runtime and ++ * must be preserved over unmount/mount cycles. ++ */ ++typedef struct { ++ int structType; ++ int nErasedBlocks; ++ int allocationBlock; /* Current block being allocated off */ ++ __u32 allocationPage; ++ int nFreeChunks; ++ ++ int nDeletedFiles; /* Count of files awaiting deletion;*/ ++ int nUnlinkedFiles; /* Count of unlinked files. */ ++ int nBackgroundDeletions; /* Count of background deletions. */ ++ ++ /* yaffs2 runtime stuff */ ++ unsigned sequenceNumber; /* Sequence number of currently allocating block */ ++ unsigned oldestDirtySequence; ++ ++} yaffs_CheckpointDevice; ++ ++ ++typedef struct { ++ int structType; ++ __u32 magic; ++ __u32 version; ++ __u32 head; ++} yaffs_CheckpointValidity; ++ ++ ++/*----------------------- YAFFS Functions -----------------------*/ ++ ++int yaffs_GutsInitialise(yaffs_Device *dev); ++void yaffs_Deinitialise(yaffs_Device *dev); ++ ++int yaffs_GetNumberOfFreeChunks(yaffs_Device *dev); ++ ++int yaffs_RenameObject(yaffs_Object *oldDir, const YCHAR *oldName, ++ yaffs_Object *newDir, const YCHAR *newName); ++ ++int yaffs_Unlink(yaffs_Object *dir, const YCHAR *name); ++int yaffs_DeleteObject(yaffs_Object *obj); ++ ++int yaffs_GetObjectName(yaffs_Object *obj, YCHAR *name, int buffSize); ++int yaffs_GetObjectFileLength(yaffs_Object *obj); ++int yaffs_GetObjectInode(yaffs_Object *obj); ++unsigned yaffs_GetObjectType(yaffs_Object *obj); ++int yaffs_GetObjectLinkCount(yaffs_Object *obj); ++ ++int yaffs_SetAttributes(yaffs_Object *obj, struct iattr *attr); ++int yaffs_GetAttributes(yaffs_Object *obj, struct iattr *attr); ++ ++/* File operations */ ++int yaffs_ReadDataFromFile(yaffs_Object *obj, __u8 *buffer, loff_t offset, ++ int nBytes); ++int yaffs_WriteDataToFile(yaffs_Object *obj, const __u8 *buffer, loff_t offset, ++ int nBytes, int writeThrough); ++int yaffs_ResizeFile(yaffs_Object *obj, loff_t newSize); ++ ++yaffs_Object *yaffs_MknodFile(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid); ++int yaffs_FlushFile(yaffs_Object *obj, int updateTime); ++ ++/* Flushing and checkpointing */ ++void yaffs_FlushEntireDeviceCache(yaffs_Device *dev); ++ ++int yaffs_CheckpointSave(yaffs_Device *dev); ++int yaffs_CheckpointRestore(yaffs_Device *dev); ++ ++/* Directory operations */ ++yaffs_Object *yaffs_MknodDirectory(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid); ++yaffs_Object *yaffs_FindObjectByName(yaffs_Object *theDir, const YCHAR *name); ++int yaffs_ApplyToDirectoryChildren(yaffs_Object *theDir, ++ int (*fn) (yaffs_Object *)); ++ ++yaffs_Object *yaffs_FindObjectByNumber(yaffs_Device *dev, __u32 number); ++ ++/* Link operations */ ++yaffs_Object *yaffs_Link(yaffs_Object *parent, const YCHAR *name, ++ yaffs_Object *equivalentObject); ++ ++yaffs_Object *yaffs_GetEquivalentObject(yaffs_Object *obj); ++ ++/* Symlink operations */ ++yaffs_Object *yaffs_MknodSymLink(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid, ++ const YCHAR *alias); ++YCHAR *yaffs_GetSymlinkAlias(yaffs_Object *obj); ++ ++/* Special inodes (fifos, sockets and devices) */ ++yaffs_Object *yaffs_MknodSpecial(yaffs_Object *parent, const YCHAR *name, ++ __u32 mode, __u32 uid, __u32 gid, __u32 rdev); ++ ++/* Special directories */ ++yaffs_Object *yaffs_Root(yaffs_Device *dev); ++yaffs_Object *yaffs_LostNFound(yaffs_Device *dev); ++ ++#ifdef CONFIG_YAFFS_WINCE ++/* CONFIG_YAFFS_WINCE special stuff */ ++void yfsd_WinFileTimeNow(__u32 target[2]); ++#endif ++ ++#ifdef __KERNEL__ ++ ++void yaffs_HandleDeferedFree(yaffs_Object *obj); ++#endif ++ ++/* Debug dump */ ++int yaffs_DumpObject(yaffs_Object *obj); ++ ++void yaffs_GutsTest(yaffs_Device *dev); ++ ++/* A few useful functions */ ++void yaffs_InitialiseTags(yaffs_ExtendedTags *tags); ++void yaffs_DeleteChunk(yaffs_Device *dev, int chunkId, int markNAND, int lyn); ++int yaffs_CheckFF(__u8 *buffer, int nBytes); ++void yaffs_HandleChunkError(yaffs_Device *dev, yaffs_BlockInfo *bi); ++ ++__u8 *yaffs_GetTempBuffer(yaffs_Device *dev, int lineNo); ++void yaffs_ReleaseTempBuffer(yaffs_Device *dev, __u8 *buffer, int lineNo); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffsinterface.h linux-2.6.34/fs/yaffs2/yaffsinterface.h +--- linux-2.6.34.orig/fs/yaffs2/yaffsinterface.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffsinterface.h 2010-05-20 20:16:22.301615823 +0200 +@@ -0,0 +1,21 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFSINTERFACE_H__ ++#define __YAFFSINTERFACE_H__ ++ ++int yaffs_Initialise(unsigned nBlocks); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif1.c linux-2.6.34/fs/yaffs2/yaffs_mtdif1.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif1.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif1.c 2010-05-20 20:16:22.301615823 +0200 +@@ -0,0 +1,365 @@ ++/* ++ * YAFFS: Yet another FFS. A NAND-flash specific file system. ++ * yaffs_mtdif1.c NAND mtd interface functions for small-page NAND. ++ * ++ * Copyright (C) 2002 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++/* ++ * This module provides the interface between yaffs_nand.c and the ++ * MTD API. This version is used when the MTD interface supports the ++ * 'mtd_oob_ops' style calls to read_oob and write_oob, circa 2.6.17, ++ * and we have small-page NAND device. ++ * ++ * These functions are invoked via function pointers in yaffs_nand.c. ++ * This replaces functionality provided by functions in yaffs_mtdif.c ++ * and the yaffs_TagsCompatability functions in yaffs_tagscompat.c that are ++ * called in yaffs_mtdif.c when the function pointers are NULL. ++ * We assume the MTD layer is performing ECC (useNANDECC is true). ++ */ ++ ++#include "yportenv.h" ++#include "yaffs_guts.h" ++#include "yaffs_packedtags1.h" ++#include "yaffs_tagscompat.h" /* for yaffs_CalcTagsECC */ ++ ++#include "linux/kernel.h" ++#include "linux/version.h" ++#include "linux/types.h" ++#include "linux/mtd/mtd.h" ++ ++/* Don't compile this module if we don't have MTD's mtd_oob_ops interface */ ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ ++const char *yaffs_mtdif1_c_version = "$Id: yaffs_mtdif1.c,v 1.10 2009-03-09 07:41:10 charles Exp $"; ++ ++#ifndef CONFIG_YAFFS_9BYTE_TAGS ++# define YTAG1_SIZE 8 ++#else ++# define YTAG1_SIZE 9 ++#endif ++ ++#if 0 ++/* Use the following nand_ecclayout with MTD when using ++ * CONFIG_YAFFS_9BYTE_TAGS and the older on-NAND tags layout. ++ * If you have existing Yaffs images and the byte order differs from this, ++ * adjust 'oobfree' to match your existing Yaffs data. ++ * ++ * This nand_ecclayout scatters/gathers to/from the old-yaffs layout with the ++ * pageStatus byte (at NAND spare offset 4) scattered/gathered from/to ++ * the 9th byte. ++ * ++ * Old-style on-NAND format: T0,T1,T2,T3,P,B,T4,T5,E0,E1,E2,T6,T7,E3,E4,E5 ++ * We have/need PackedTags1 plus pageStatus: T0,T1,T2,T3,T4,T5,T6,T7,P ++ * where Tn are the tag bytes, En are MTD's ECC bytes, P is the pageStatus ++ * byte and B is the small-page bad-block indicator byte. ++ */ ++static struct nand_ecclayout nand_oob_16 = { ++ .eccbytes = 6, ++ .eccpos = { 8, 9, 10, 13, 14, 15 }, ++ .oobavail = 9, ++ .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } } ++}; ++#endif ++ ++/* Write a chunk (page) of data to NAND. ++ * ++ * Caller always provides ExtendedTags data which are converted to a more ++ * compact (packed) form for storage in NAND. A mini-ECC runs over the ++ * contents of the tags meta-data; used to valid the tags when read. ++ * ++ * - Pack ExtendedTags to PackedTags1 form ++ * - Compute mini-ECC for PackedTags1 ++ * - Write data and packed tags to NAND. ++ * ++ * Note: Due to the use of the PackedTags1 meta-data which does not include ++ * a full sequence number (as found in the larger PackedTags2 form) it is ++ * necessary for Yaffs to re-write a chunk/page (just once) to mark it as ++ * discarded and dirty. This is not ideal: newer NAND parts are supposed ++ * to be written just once. When Yaffs performs this operation, this ++ * function is called with a NULL data pointer -- calling MTD write_oob ++ * without data is valid usage (2.6.17). ++ * ++ * Any underlying MTD error results in YAFFS_FAIL. ++ * Returns YAFFS_OK or YAFFS_FAIL. ++ */ ++int nandmtd1_WriteChunkWithTagsToNAND(yaffs_Device *dev, ++ int chunkInNAND, const __u8 *data, const yaffs_ExtendedTags *etags) ++{ ++ struct mtd_info *mtd = dev->genericDevice; ++ int chunkBytes = dev->nDataBytesPerChunk; ++ loff_t addr = ((loff_t)chunkInNAND) * chunkBytes; ++ struct mtd_oob_ops ops; ++ yaffs_PackedTags1 pt1; ++ int retval; ++ ++ /* we assume that PackedTags1 and yaffs_Tags are compatible */ ++ compile_time_assertion(sizeof(yaffs_PackedTags1) == 12); ++ compile_time_assertion(sizeof(yaffs_Tags) == 8); ++ ++ dev->nPageWrites++; ++ ++ yaffs_PackTags1(&pt1, etags); ++ yaffs_CalcTagsECC((yaffs_Tags *)&pt1); ++ ++ /* When deleting a chunk, the upper layer provides only skeletal ++ * etags, one with chunkDeleted set. However, we need to update the ++ * tags, not erase them completely. So we use the NAND write property ++ * that only zeroed-bits stick and set tag bytes to all-ones and ++ * zero just the (not) deleted bit. ++ */ ++#ifndef CONFIG_YAFFS_9BYTE_TAGS ++ if (etags->chunkDeleted) { ++ memset(&pt1, 0xff, 8); ++ /* clear delete status bit to indicate deleted */ ++ pt1.deleted = 0; ++ } ++#else ++ ((__u8 *)&pt1)[8] = 0xff; ++ if (etags->chunkDeleted) { ++ memset(&pt1, 0xff, 8); ++ /* zero pageStatus byte to indicate deleted */ ++ ((__u8 *)&pt1)[8] = 0; ++ } ++#endif ++ ++ memset(&ops, 0, sizeof(ops)); ++ ops.mode = MTD_OOB_AUTO; ++ ops.len = (data) ? chunkBytes : 0; ++ ops.ooblen = YTAG1_SIZE; ++ ops.datbuf = (__u8 *)data; ++ ops.oobbuf = (__u8 *)&pt1; ++ ++ retval = mtd->write_oob(mtd, addr, &ops); ++ if (retval) { ++ yaffs_trace(YAFFS_TRACE_MTD, ++ "write_oob failed, chunk %d, mtd error %d\n", ++ chunkInNAND, retval); ++ } ++ return retval ? YAFFS_FAIL : YAFFS_OK; ++} ++ ++/* Return with empty ExtendedTags but add eccResult. ++ */ ++static int rettags(yaffs_ExtendedTags *etags, int eccResult, int retval) ++{ ++ if (etags) { ++ memset(etags, 0, sizeof(*etags)); ++ etags->eccResult = eccResult; ++ } ++ return retval; ++} ++ ++/* Read a chunk (page) from NAND. ++ * ++ * Caller expects ExtendedTags data to be usable even on error; that is, ++ * all members except eccResult and blockBad are zeroed. ++ * ++ * - Check ECC results for data (if applicable) ++ * - Check for blank/erased block (return empty ExtendedTags if blank) ++ * - Check the PackedTags1 mini-ECC (correct if necessary/possible) ++ * - Convert PackedTags1 to ExtendedTags ++ * - Update eccResult and blockBad members to refect state. ++ * ++ * Returns YAFFS_OK or YAFFS_FAIL. ++ */ ++int nandmtd1_ReadChunkWithTagsFromNAND(yaffs_Device *dev, ++ int chunkInNAND, __u8 *data, yaffs_ExtendedTags *etags) ++{ ++ struct mtd_info *mtd = dev->genericDevice; ++ int chunkBytes = dev->nDataBytesPerChunk; ++ loff_t addr = ((loff_t)chunkInNAND) * chunkBytes; ++ int eccres = YAFFS_ECC_RESULT_NO_ERROR; ++ struct mtd_oob_ops ops; ++ yaffs_PackedTags1 pt1; ++ int retval; ++ int deleted; ++ ++ dev->nPageReads++; ++ ++ memset(&ops, 0, sizeof(ops)); ++ ops.mode = MTD_OOB_AUTO; ++ ops.len = (data) ? chunkBytes : 0; ++ ops.ooblen = YTAG1_SIZE; ++ ops.datbuf = data; ++ ops.oobbuf = (__u8 *)&pt1; ++ ++#if (MTD_VERSION_CODE < MTD_VERSION(2, 6, 20)) ++ /* In MTD 2.6.18 to 2.6.19 nand_base.c:nand_do_read_oob() has a bug; ++ * help it out with ops.len = ops.ooblen when ops.datbuf == NULL. ++ */ ++ ops.len = (ops.datbuf) ? ops.len : ops.ooblen; ++#endif ++ /* Read page and oob using MTD. ++ * Check status and determine ECC result. ++ */ ++ retval = mtd->read_oob(mtd, addr, &ops); ++ if (retval) { ++ yaffs_trace(YAFFS_TRACE_MTD, ++ "read_oob failed, chunk %d, mtd error %d\n", ++ chunkInNAND, retval); ++ } ++ ++ switch (retval) { ++ case 0: ++ /* no error */ ++ break; ++ ++ case -EUCLEAN: ++ /* MTD's ECC fixed the data */ ++ eccres = YAFFS_ECC_RESULT_FIXED; ++ dev->eccFixed++; ++ break; ++ ++ case -EBADMSG: ++ /* MTD's ECC could not fix the data */ ++ dev->eccUnfixed++; ++ /* fall into... */ ++ default: ++ rettags(etags, YAFFS_ECC_RESULT_UNFIXED, 0); ++ etags->blockBad = (mtd->block_isbad)(mtd, addr); ++ return YAFFS_FAIL; ++ } ++ ++ /* Check for a blank/erased chunk. ++ */ ++ if (yaffs_CheckFF((__u8 *)&pt1, 8)) { ++ /* when blank, upper layers want eccResult to be <= NO_ERROR */ ++ return rettags(etags, YAFFS_ECC_RESULT_NO_ERROR, YAFFS_OK); ++ } ++ ++#ifndef CONFIG_YAFFS_9BYTE_TAGS ++ /* Read deleted status (bit) then return it to it's non-deleted ++ * state before performing tags mini-ECC check. pt1.deleted is ++ * inverted. ++ */ ++ deleted = !pt1.deleted; ++ pt1.deleted = 1; ++#else ++ deleted = (yaffs_CountBits(((__u8 *)&pt1)[8]) < 7); ++#endif ++ ++ /* Check the packed tags mini-ECC and correct if necessary/possible. ++ */ ++ retval = yaffs_CheckECCOnTags((yaffs_Tags *)&pt1); ++ switch (retval) { ++ case 0: ++ /* no tags error, use MTD result */ ++ break; ++ case 1: ++ /* recovered tags-ECC error */ ++ dev->tagsEccFixed++; ++ if (eccres == YAFFS_ECC_RESULT_NO_ERROR) ++ eccres = YAFFS_ECC_RESULT_FIXED; ++ break; ++ default: ++ /* unrecovered tags-ECC error */ ++ dev->tagsEccUnfixed++; ++ return rettags(etags, YAFFS_ECC_RESULT_UNFIXED, YAFFS_FAIL); ++ } ++ ++ /* Unpack the tags to extended form and set ECC result. ++ * [set shouldBeFF just to keep yaffs_UnpackTags1 happy] ++ */ ++ pt1.shouldBeFF = 0xFFFFFFFF; ++ yaffs_UnpackTags1(etags, &pt1); ++ etags->eccResult = eccres; ++ ++ /* Set deleted state */ ++ etags->chunkDeleted = deleted; ++ return YAFFS_OK; ++} ++ ++/* Mark a block bad. ++ * ++ * This is a persistant state. ++ * Use of this function should be rare. ++ * ++ * Returns YAFFS_OK or YAFFS_FAIL. ++ */ ++int nandmtd1_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo) ++{ ++ struct mtd_info *mtd = dev->genericDevice; ++ int blocksize = dev->nChunksPerBlock * dev->nDataBytesPerChunk; ++ int retval; ++ ++ yaffs_trace(YAFFS_TRACE_BAD_BLOCKS, "marking block %d bad\n", blockNo); ++ ++ retval = mtd->block_markbad(mtd, (loff_t)blocksize * blockNo); ++ return (retval) ? YAFFS_FAIL : YAFFS_OK; ++} ++ ++/* Check any MTD prerequists. ++ * ++ * Returns YAFFS_OK or YAFFS_FAIL. ++ */ ++static int nandmtd1_TestPrerequists(struct mtd_info *mtd) ++{ ++ /* 2.6.18 has mtd->ecclayout->oobavail */ ++ /* 2.6.21 has mtd->ecclayout->oobavail and mtd->oobavail */ ++ int oobavail = mtd->ecclayout->oobavail; ++ ++ if (oobavail < YTAG1_SIZE) { ++ yaffs_trace(YAFFS_TRACE_ERROR, ++ "mtd device has only %d bytes for tags, need %d\n", ++ oobavail, YTAG1_SIZE); ++ return YAFFS_FAIL; ++ } ++ return YAFFS_OK; ++} ++ ++/* Query for the current state of a specific block. ++ * ++ * Examine the tags of the first chunk of the block and return the state: ++ * - YAFFS_BLOCK_STATE_DEAD, the block is marked bad ++ * - YAFFS_BLOCK_STATE_NEEDS_SCANNING, the block is in use ++ * - YAFFS_BLOCK_STATE_EMPTY, the block is clean ++ * ++ * Always returns YAFFS_OK. ++ */ ++int nandmtd1_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *pState, __u32 *pSequenceNumber) ++{ ++ struct mtd_info *mtd = dev->genericDevice; ++ int chunkNo = blockNo * dev->nChunksPerBlock; ++ loff_t addr = (loff_t)chunkNo * dev->nDataBytesPerChunk; ++ yaffs_ExtendedTags etags; ++ int state = YAFFS_BLOCK_STATE_DEAD; ++ int seqnum = 0; ++ int retval; ++ ++ /* We don't yet have a good place to test for MTD config prerequists. ++ * Do it here as we are called during the initial scan. ++ */ ++ if (nandmtd1_TestPrerequists(mtd) != YAFFS_OK) ++ return YAFFS_FAIL; ++ ++ retval = nandmtd1_ReadChunkWithTagsFromNAND(dev, chunkNo, NULL, &etags); ++ etags.blockBad = (mtd->block_isbad)(mtd, addr); ++ if (etags.blockBad) { ++ yaffs_trace(YAFFS_TRACE_BAD_BLOCKS, ++ "block %d is marked bad\n", blockNo); ++ state = YAFFS_BLOCK_STATE_DEAD; ++ } else if (etags.eccResult != YAFFS_ECC_RESULT_NO_ERROR) { ++ /* bad tags, need to look more closely */ ++ state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; ++ } else if (etags.chunkUsed) { ++ state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; ++ seqnum = etags.sequenceNumber; ++ } else { ++ state = YAFFS_BLOCK_STATE_EMPTY; ++ } ++ ++ *pState = state; ++ *pSequenceNumber = seqnum; ++ ++ /* query always succeeds */ ++ return YAFFS_OK; ++} ++ ++#endif /*MTD_VERSION*/ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif1.h linux-2.6.34/fs/yaffs2/yaffs_mtdif1.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif1.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif1.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,28 @@ ++/* ++ * YAFFS: Yet another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_MTDIF1_H__ ++#define __YAFFS_MTDIF1_H__ ++ ++int nandmtd1_WriteChunkWithTagsToNAND(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, const yaffs_ExtendedTags *tags); ++ ++int nandmtd1_ReadChunkWithTagsFromNAND(yaffs_Device *dev, int chunkInNAND, ++ __u8 *data, yaffs_ExtendedTags *tags); ++ ++int nandmtd1_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo); ++ ++int nandmtd1_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *state, __u32 *sequenceNumber); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif2.c linux-2.6.34/fs/yaffs2/yaffs_mtdif2.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif2.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif2.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,246 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++/* mtd interface for YAFFS2 */ ++ ++const char *yaffs_mtdif2_c_version = ++ "$Id: yaffs_mtdif2.c,v 1.23 2009-03-06 17:20:53 wookey Exp $"; ++ ++#include "yportenv.h" ++ ++ ++#include "yaffs_mtdif2.h" ++ ++#include "linux/mtd/mtd.h" ++#include "linux/types.h" ++#include "linux/time.h" ++ ++#include "yaffs_packedtags2.h" ++ ++/* NB For use with inband tags.... ++ * We assume that the data buffer is of size totalBytersPerChunk so that we can also ++ * use it to load the tags. ++ */ ++int nandmtd2_WriteChunkWithTagsToNAND(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *tags) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ struct mtd_oob_ops ops; ++#else ++ size_t dummy; ++#endif ++ int retval = 0; ++ ++ loff_t addr; ++ ++ yaffs_PackedTags2 pt; ++ ++ T(YAFFS_TRACE_MTD, ++ (TSTR ++ ("nandmtd2_WriteChunkWithTagsToNAND chunk %d data %p tags %p" ++ TENDSTR), chunkInNAND, data, tags)); ++ ++ ++ addr = ((loff_t) chunkInNAND) * dev->totalBytesPerChunk; ++ ++ /* For yaffs2 writing there must be both data and tags. ++ * If we're using inband tags, then the tags are stuffed into ++ * the end of the data buffer. ++ */ ++ if (!data || !tags) ++ BUG(); ++ else if (dev->inbandTags) { ++ yaffs_PackedTags2TagsPart *pt2tp; ++ pt2tp = (yaffs_PackedTags2TagsPart *)(data + dev->nDataBytesPerChunk); ++ yaffs_PackTags2TagsPart(pt2tp, tags); ++ } else ++ yaffs_PackTags2(&pt, tags); ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ ops.mode = MTD_OOB_AUTO; ++ ops.ooblen = (dev->inbandTags) ? 0 : sizeof(pt); ++ ops.len = dev->totalBytesPerChunk; ++ ops.ooboffs = 0; ++ ops.datbuf = (__u8 *)data; ++ ops.oobbuf = (dev->inbandTags) ? NULL : (void *)&pt; ++ retval = mtd->write_oob(mtd, addr, &ops); ++ ++#else ++ if (!dev->inbandTags) { ++ retval = ++ mtd->write_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, (__u8 *) &pt, NULL); ++ } else { ++ retval = ++ mtd->write(mtd, addr, dev->totalBytesPerChunk, &dummy, ++ data); ++ } ++#endif ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ ++int nandmtd2_ReadChunkWithTagsFromNAND(yaffs_Device *dev, int chunkInNAND, ++ __u8 *data, yaffs_ExtendedTags *tags) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ struct mtd_oob_ops ops; ++#endif ++ size_t dummy; ++ int retval = 0; ++ int localData = 0; ++ ++ loff_t addr = ((loff_t) chunkInNAND) * dev->totalBytesPerChunk; ++ ++ yaffs_PackedTags2 pt; ++ ++ T(YAFFS_TRACE_MTD, ++ (TSTR ++ ("nandmtd2_ReadChunkWithTagsFromNAND chunk %d data %p tags %p" ++ TENDSTR), chunkInNAND, data, tags)); ++ ++ if (dev->inbandTags) { ++ ++ if (!data) { ++ localData = 1; ++ data = yaffs_GetTempBuffer(dev, __LINE__); ++ } ++ ++ ++ } ++ ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)) ++ if (dev->inbandTags || (data && !tags)) ++ retval = mtd->read(mtd, addr, dev->totalBytesPerChunk, ++ &dummy, data); ++ else if (tags) { ++ ops.mode = MTD_OOB_AUTO; ++ ops.ooblen = sizeof(pt); ++ ops.len = data ? dev->nDataBytesPerChunk : sizeof(pt); ++ ops.ooboffs = 0; ++ ops.datbuf = data; ++ ops.oobbuf = dev->spareBuffer; ++ retval = mtd->read_oob(mtd, addr, &ops); ++ } ++#else ++ if (!dev->inbandTags && data && tags) { ++ ++ retval = mtd->read_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, dev->spareBuffer, ++ NULL); ++ } else { ++ if (data) ++ retval = ++ mtd->read(mtd, addr, dev->nDataBytesPerChunk, &dummy, ++ data); ++ if (!dev->inbandTags && tags) ++ retval = ++ mtd->read_oob(mtd, addr, mtd->oobsize, &dummy, ++ dev->spareBuffer); ++ } ++#endif ++ ++ ++ if (dev->inbandTags) { ++ if (tags) { ++ yaffs_PackedTags2TagsPart *pt2tp; ++ pt2tp = (yaffs_PackedTags2TagsPart *)&data[dev->nDataBytesPerChunk]; ++ yaffs_UnpackTags2TagsPart(tags, pt2tp); ++ } ++ } else { ++ if (tags) { ++ memcpy(&pt, dev->spareBuffer, sizeof(pt)); ++ yaffs_UnpackTags2(tags, &pt); ++ } ++ } ++ ++ if (localData) ++ yaffs_ReleaseTempBuffer(dev, data, __LINE__); ++ ++ if (tags && retval == -EBADMSG && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR) ++ tags->eccResult = YAFFS_ECC_RESULT_UNFIXED; ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ ++int nandmtd2_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++ int retval; ++ T(YAFFS_TRACE_MTD, ++ (TSTR("nandmtd2_MarkNANDBlockBad %d" TENDSTR), blockNo)); ++ ++ retval = ++ mtd->block_markbad(mtd, ++ blockNo * dev->nChunksPerBlock * ++ dev->totalBytesPerChunk); ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++ ++} ++ ++int nandmtd2_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *state, __u32 *sequenceNumber) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++ int retval; ++ ++ T(YAFFS_TRACE_MTD, ++ (TSTR("nandmtd2_QueryNANDBlock %d" TENDSTR), blockNo)); ++ retval = ++ mtd->block_isbad(mtd, ++ blockNo * dev->nChunksPerBlock * ++ dev->totalBytesPerChunk); ++ ++ if (retval) { ++ T(YAFFS_TRACE_MTD, (TSTR("block is bad" TENDSTR))); ++ ++ *state = YAFFS_BLOCK_STATE_DEAD; ++ *sequenceNumber = 0; ++ } else { ++ yaffs_ExtendedTags t; ++ nandmtd2_ReadChunkWithTagsFromNAND(dev, ++ blockNo * ++ dev->nChunksPerBlock, NULL, ++ &t); ++ ++ if (t.chunkUsed) { ++ *sequenceNumber = t.sequenceNumber; ++ *state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; ++ } else { ++ *sequenceNumber = 0; ++ *state = YAFFS_BLOCK_STATE_EMPTY; ++ } ++ } ++ T(YAFFS_TRACE_MTD, ++ (TSTR("block is bad seq %d state %d" TENDSTR), *sequenceNumber, ++ *state)); ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif2.h linux-2.6.34/fs/yaffs2/yaffs_mtdif2.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif2.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif2.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,29 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_MTDIF2_H__ ++#define __YAFFS_MTDIF2_H__ ++ ++#include "yaffs_guts.h" ++int nandmtd2_WriteChunkWithTagsToNAND(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *tags); ++int nandmtd2_ReadChunkWithTagsFromNAND(yaffs_Device *dev, int chunkInNAND, ++ __u8 *data, yaffs_ExtendedTags *tags); ++int nandmtd2_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo); ++int nandmtd2_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *state, __u32 *sequenceNumber); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif.c linux-2.6.34/fs/yaffs2/yaffs_mtdif.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,241 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++const char *yaffs_mtdif_c_version = ++ "$Id: yaffs_mtdif.c,v 1.22 2009-03-06 17:20:51 wookey Exp $"; ++ ++#include "yportenv.h" ++ ++ ++#include "yaffs_mtdif.h" ++ ++#include "linux/mtd/mtd.h" ++#include "linux/types.h" ++#include "linux/time.h" ++#include "linux/mtd/nand.h" ++ ++#if (MTD_VERSION_CODE < MTD_VERSION(2, 6, 18)) ++static struct nand_oobinfo yaffs_oobinfo = { ++ .useecc = 1, ++ .eccbytes = 6, ++ .eccpos = {8, 9, 10, 13, 14, 15} ++}; ++ ++static struct nand_oobinfo yaffs_noeccinfo = { ++ .useecc = 0, ++}; ++#endif ++ ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++static inline void translate_spare2oob(const yaffs_Spare *spare, __u8 *oob) ++{ ++ oob[0] = spare->tagByte0; ++ oob[1] = spare->tagByte1; ++ oob[2] = spare->tagByte2; ++ oob[3] = spare->tagByte3; ++ oob[4] = spare->tagByte4; ++ oob[5] = spare->tagByte5 & 0x3f; ++ oob[5] |= spare->blockStatus == 'Y' ? 0 : 0x80; ++ oob[5] |= spare->pageStatus == 0 ? 0 : 0x40; ++ oob[6] = spare->tagByte6; ++ oob[7] = spare->tagByte7; ++} ++ ++static inline void translate_oob2spare(yaffs_Spare *spare, __u8 *oob) ++{ ++ struct yaffs_NANDSpare *nspare = (struct yaffs_NANDSpare *)spare; ++ spare->tagByte0 = oob[0]; ++ spare->tagByte1 = oob[1]; ++ spare->tagByte2 = oob[2]; ++ spare->tagByte3 = oob[3]; ++ spare->tagByte4 = oob[4]; ++ spare->tagByte5 = oob[5] == 0xff ? 0xff : oob[5] & 0x3f; ++ spare->blockStatus = oob[5] & 0x80 ? 0xff : 'Y'; ++ spare->pageStatus = oob[5] & 0x40 ? 0xff : 0; ++ spare->ecc1[0] = spare->ecc1[1] = spare->ecc1[2] = 0xff; ++ spare->tagByte6 = oob[6]; ++ spare->tagByte7 = oob[7]; ++ spare->ecc2[0] = spare->ecc2[1] = spare->ecc2[2] = 0xff; ++ ++ nspare->eccres1 = nspare->eccres2 = 0; /* FIXME */ ++} ++#endif ++ ++int nandmtd_WriteChunkToNAND(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, const yaffs_Spare *spare) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ struct mtd_oob_ops ops; ++#endif ++ size_t dummy; ++ int retval = 0; ++ ++ loff_t addr = ((loff_t) chunkInNAND) * dev->nDataBytesPerChunk; ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ __u8 spareAsBytes[8]; /* OOB */ ++ ++ if (data && !spare) ++ retval = mtd->write(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data); ++ else if (spare) { ++ if (dev->useNANDECC) { ++ translate_spare2oob(spare, spareAsBytes); ++ ops.mode = MTD_OOB_AUTO; ++ ops.ooblen = 8; /* temp hack */ ++ } else { ++ ops.mode = MTD_OOB_RAW; ++ ops.ooblen = YAFFS_BYTES_PER_SPARE; ++ } ++ ops.len = data ? dev->nDataBytesPerChunk : ops.ooblen; ++ ops.datbuf = (u8 *)data; ++ ops.ooboffs = 0; ++ ops.oobbuf = spareAsBytes; ++ retval = mtd->write_oob(mtd, addr, &ops); ++ } ++#else ++ __u8 *spareAsBytes = (__u8 *) spare; ++ ++ if (data && spare) { ++ if (dev->useNANDECC) ++ retval = ++ mtd->write_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, spareAsBytes, ++ &yaffs_oobinfo); ++ else ++ retval = ++ mtd->write_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, spareAsBytes, ++ &yaffs_noeccinfo); ++ } else { ++ if (data) ++ retval = ++ mtd->write(mtd, addr, dev->nDataBytesPerChunk, &dummy, ++ data); ++ if (spare) ++ retval = ++ mtd->write_oob(mtd, addr, YAFFS_BYTES_PER_SPARE, ++ &dummy, spareAsBytes); ++ } ++#endif ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ ++int nandmtd_ReadChunkFromNAND(yaffs_Device *dev, int chunkInNAND, __u8 *data, ++ yaffs_Spare *spare) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ struct mtd_oob_ops ops; ++#endif ++ size_t dummy; ++ int retval = 0; ++ ++ loff_t addr = ((loff_t) chunkInNAND) * dev->nDataBytesPerChunk; ++#if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17)) ++ __u8 spareAsBytes[8]; /* OOB */ ++ ++ if (data && !spare) ++ retval = mtd->read(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data); ++ else if (spare) { ++ if (dev->useNANDECC) { ++ ops.mode = MTD_OOB_AUTO; ++ ops.ooblen = 8; /* temp hack */ ++ } else { ++ ops.mode = MTD_OOB_RAW; ++ ops.ooblen = YAFFS_BYTES_PER_SPARE; ++ } ++ ops.len = data ? dev->nDataBytesPerChunk : ops.ooblen; ++ ops.datbuf = data; ++ ops.ooboffs = 0; ++ ops.oobbuf = spareAsBytes; ++ retval = mtd->read_oob(mtd, addr, &ops); ++ if (dev->useNANDECC) ++ translate_oob2spare(spare, spareAsBytes); ++ } ++#else ++ __u8 *spareAsBytes = (__u8 *) spare; ++ ++ if (data && spare) { ++ if (dev->useNANDECC) { ++ /* Careful, this call adds 2 ints */ ++ /* to the end of the spare data. Calling function */ ++ /* should allocate enough memory for spare, */ ++ /* i.e. [YAFFS_BYTES_PER_SPARE+2*sizeof(int)]. */ ++ retval = ++ mtd->read_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, spareAsBytes, ++ &yaffs_oobinfo); ++ } else { ++ retval = ++ mtd->read_ecc(mtd, addr, dev->nDataBytesPerChunk, ++ &dummy, data, spareAsBytes, ++ &yaffs_noeccinfo); ++ } ++ } else { ++ if (data) ++ retval = ++ mtd->read(mtd, addr, dev->nDataBytesPerChunk, &dummy, ++ data); ++ if (spare) ++ retval = ++ mtd->read_oob(mtd, addr, YAFFS_BYTES_PER_SPARE, ++ &dummy, spareAsBytes); ++ } ++#endif ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ ++int nandmtd_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) ++{ ++ struct mtd_info *mtd = (struct mtd_info *)(dev->genericDevice); ++ __u32 addr = ++ ((loff_t) blockNumber) * dev->nDataBytesPerChunk ++ * dev->nChunksPerBlock; ++ struct erase_info ei; ++ int retval = 0; ++ ++ ei.mtd = mtd; ++ ei.addr = addr; ++ ei.len = dev->nDataBytesPerChunk * dev->nChunksPerBlock; ++ ei.time = 1000; ++ ei.retries = 2; ++ ei.callback = NULL; ++ ei.priv = (u_long) dev; ++ ++ /* Todo finish off the ei if required */ ++ ++ sema_init(&dev->sem, 0); ++ ++ retval = mtd->erase(mtd, &ei); ++ ++ if (retval == 0) ++ return YAFFS_OK; ++ else ++ return YAFFS_FAIL; ++} ++ ++int nandmtd_InitialiseNAND(yaffs_Device *dev) ++{ ++ return YAFFS_OK; ++} ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif.h linux-2.6.34/fs/yaffs2/yaffs_mtdif.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_mtdif.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_mtdif.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,32 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_MTDIF_H__ ++#define __YAFFS_MTDIF_H__ ++ ++#include "yaffs_guts.h" ++ ++#if (MTD_VERSION_CODE < MTD_VERSION(2, 6, 18)) ++extern struct nand_oobinfo yaffs_oobinfo; ++extern struct nand_oobinfo yaffs_noeccinfo; ++#endif ++ ++int nandmtd_WriteChunkToNAND(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, const yaffs_Spare *spare); ++int nandmtd_ReadChunkFromNAND(yaffs_Device *dev, int chunkInNAND, __u8 *data, ++ yaffs_Spare *spare); ++int nandmtd_EraseBlockInNAND(yaffs_Device *dev, int blockNumber); ++int nandmtd_InitialiseNAND(yaffs_Device *dev); ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_nand.c linux-2.6.34/fs/yaffs2/yaffs_nand.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_nand.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_nand.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,135 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++const char *yaffs_nand_c_version = ++ "$Id: yaffs_nand.c,v 1.10 2009-03-06 17:20:54 wookey Exp $"; ++ ++#include "yaffs_nand.h" ++#include "yaffs_tagscompat.h" ++#include "yaffs_tagsvalidity.h" ++ ++#include "yaffs_getblockinfo.h" ++ ++int yaffs_ReadChunkWithTagsFromNAND(yaffs_Device *dev, int chunkInNAND, ++ __u8 *buffer, ++ yaffs_ExtendedTags *tags) ++{ ++ int result; ++ yaffs_ExtendedTags localTags; ++ ++ int realignedChunkInNAND = chunkInNAND - dev->chunkOffset; ++ ++ /* If there are no tags provided, use local tags to get prioritised gc working */ ++ if (!tags) ++ tags = &localTags; ++ ++ if (dev->readChunkWithTagsFromNAND) ++ result = dev->readChunkWithTagsFromNAND(dev, realignedChunkInNAND, buffer, ++ tags); ++ else ++ result = yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(dev, ++ realignedChunkInNAND, ++ buffer, ++ tags); ++ if (tags && ++ tags->eccResult > YAFFS_ECC_RESULT_NO_ERROR) { ++ ++ yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, chunkInNAND/dev->nChunksPerBlock); ++ yaffs_HandleChunkError(dev, bi); ++ } ++ ++ return result; ++} ++ ++int yaffs_WriteChunkWithTagsToNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ const __u8 *buffer, ++ yaffs_ExtendedTags *tags) ++{ ++ chunkInNAND -= dev->chunkOffset; ++ ++ ++ if (tags) { ++ tags->sequenceNumber = dev->sequenceNumber; ++ tags->chunkUsed = 1; ++ if (!yaffs_ValidateTags(tags)) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("Writing uninitialised tags" TENDSTR))); ++ YBUG(); ++ } ++ T(YAFFS_TRACE_WRITE, ++ (TSTR("Writing chunk %d tags %d %d" TENDSTR), chunkInNAND, ++ tags->objectId, tags->chunkId)); ++ } else { ++ T(YAFFS_TRACE_ERROR, (TSTR("Writing with no tags" TENDSTR))); ++ YBUG(); ++ } ++ ++ if (dev->writeChunkWithTagsToNAND) ++ return dev->writeChunkWithTagsToNAND(dev, chunkInNAND, buffer, ++ tags); ++ else ++ return yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(dev, ++ chunkInNAND, ++ buffer, ++ tags); ++} ++ ++int yaffs_MarkBlockBad(yaffs_Device *dev, int blockNo) ++{ ++ blockNo -= dev->blockOffset; ++ ++; ++ if (dev->markNANDBlockBad) ++ return dev->markNANDBlockBad(dev, blockNo); ++ else ++ return yaffs_TagsCompatabilityMarkNANDBlockBad(dev, blockNo); ++} ++ ++int yaffs_QueryInitialBlockState(yaffs_Device *dev, ++ int blockNo, ++ yaffs_BlockState *state, ++ __u32 *sequenceNumber) ++{ ++ blockNo -= dev->blockOffset; ++ ++ if (dev->queryNANDBlock) ++ return dev->queryNANDBlock(dev, blockNo, state, sequenceNumber); ++ else ++ return yaffs_TagsCompatabilityQueryNANDBlock(dev, blockNo, ++ state, ++ sequenceNumber); ++} ++ ++ ++int yaffs_EraseBlockInNAND(struct yaffs_DeviceStruct *dev, ++ int blockInNAND) ++{ ++ int result; ++ ++ blockInNAND -= dev->blockOffset; ++ ++ ++ dev->nBlockErasures++; ++ result = dev->eraseBlockInNAND(dev, blockInNAND); ++ ++ return result; ++} ++ ++int yaffs_InitialiseNAND(struct yaffs_DeviceStruct *dev) ++{ ++ return dev->initialiseNAND(dev); ++} ++ ++ ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_nandemul2k.h linux-2.6.34/fs/yaffs2/yaffs_nandemul2k.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_nandemul2k.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_nandemul2k.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,39 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++/* Interface to emulated NAND functions (2k page size) */ ++ ++#ifndef __YAFFS_NANDEMUL2K_H__ ++#define __YAFFS_NANDEMUL2K_H__ ++ ++#include "yaffs_guts.h" ++ ++int nandemul2k_WriteChunkWithTagsToNAND(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, const __u8 *data, ++ const yaffs_ExtendedTags *tags); ++int nandemul2k_ReadChunkWithTagsFromNAND(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, __u8 *data, ++ yaffs_ExtendedTags *tags); ++int nandemul2k_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo); ++int nandemul2k_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, ++ yaffs_BlockState *state, __u32 *sequenceNumber); ++int nandemul2k_EraseBlockInNAND(struct yaffs_DeviceStruct *dev, ++ int blockInNAND); ++int nandemul2k_InitialiseNAND(struct yaffs_DeviceStruct *dev); ++int nandemul2k_GetBytesPerChunk(void); ++int nandemul2k_GetChunksPerBlock(void); ++int nandemul2k_GetNumberOfBlocks(void); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_nand.h linux-2.6.34/fs/yaffs2/yaffs_nand.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_nand.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_nand.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,44 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_NAND_H__ ++#define __YAFFS_NAND_H__ ++#include "yaffs_guts.h" ++ ++ ++ ++int yaffs_ReadChunkWithTagsFromNAND(yaffs_Device *dev, int chunkInNAND, ++ __u8 *buffer, ++ yaffs_ExtendedTags *tags); ++ ++int yaffs_WriteChunkWithTagsToNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ const __u8 *buffer, ++ yaffs_ExtendedTags *tags); ++ ++int yaffs_MarkBlockBad(yaffs_Device *dev, int blockNo); ++ ++int yaffs_QueryInitialBlockState(yaffs_Device *dev, ++ int blockNo, ++ yaffs_BlockState *state, ++ unsigned *sequenceNumber); ++ ++int yaffs_EraseBlockInNAND(struct yaffs_DeviceStruct *dev, ++ int blockInNAND); ++ ++int yaffs_InitialiseNAND(struct yaffs_DeviceStruct *dev); ++ ++#endif ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags1.c linux-2.6.34/fs/yaffs2/yaffs_packedtags1.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags1.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_packedtags1.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,50 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#include "yaffs_packedtags1.h" ++#include "yportenv.h" ++ ++void yaffs_PackTags1(yaffs_PackedTags1 *pt, const yaffs_ExtendedTags *t) ++{ ++ pt->chunkId = t->chunkId; ++ pt->serialNumber = t->serialNumber; ++ pt->byteCount = t->byteCount; ++ pt->objectId = t->objectId; ++ pt->ecc = 0; ++ pt->deleted = (t->chunkDeleted) ? 0 : 1; ++ pt->unusedStuff = 0; ++ pt->shouldBeFF = 0xFFFFFFFF; ++ ++} ++ ++void yaffs_UnpackTags1(yaffs_ExtendedTags *t, const yaffs_PackedTags1 *pt) ++{ ++ static const __u8 allFF[] = ++ { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, ++0xff }; ++ ++ if (memcmp(allFF, pt, sizeof(yaffs_PackedTags1))) { ++ t->blockBad = 0; ++ if (pt->shouldBeFF != 0xFFFFFFFF) ++ t->blockBad = 1; ++ t->chunkUsed = 1; ++ t->objectId = pt->objectId; ++ t->chunkId = pt->chunkId; ++ t->byteCount = pt->byteCount; ++ t->eccResult = YAFFS_ECC_RESULT_NO_ERROR; ++ t->chunkDeleted = (pt->deleted) ? 0 : 1; ++ t->serialNumber = pt->serialNumber; ++ } else { ++ memset(t, 0, sizeof(yaffs_ExtendedTags)); ++ } ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags1.h linux-2.6.34/fs/yaffs2/yaffs_packedtags1.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags1.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_packedtags1.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,37 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++/* This is used to pack YAFFS1 tags, not YAFFS2 tags. */ ++ ++#ifndef __YAFFS_PACKEDTAGS1_H__ ++#define __YAFFS_PACKEDTAGS1_H__ ++ ++#include "yaffs_guts.h" ++ ++typedef struct { ++ unsigned chunkId:20; ++ unsigned serialNumber:2; ++ unsigned byteCount:10; ++ unsigned objectId:18; ++ unsigned ecc:12; ++ unsigned deleted:1; ++ unsigned unusedStuff:1; ++ unsigned shouldBeFF; ++ ++} yaffs_PackedTags1; ++ ++void yaffs_PackTags1(yaffs_PackedTags1 *pt, const yaffs_ExtendedTags *t); ++void yaffs_UnpackTags1(yaffs_ExtendedTags *t, const yaffs_PackedTags1 *pt); ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags2.c linux-2.6.34/fs/yaffs2/yaffs_packedtags2.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags2.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_packedtags2.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,206 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#include "yaffs_packedtags2.h" ++#include "yportenv.h" ++#include "yaffs_tagsvalidity.h" ++ ++/* This code packs a set of extended tags into a binary structure for ++ * NAND storage ++ */ ++ ++/* Some of the information is "extra" struff which can be packed in to ++ * speed scanning ++ * This is defined by having the EXTRA_HEADER_INFO_FLAG set. ++ */ ++ ++/* Extra flags applied to chunkId */ ++ ++#define EXTRA_HEADER_INFO_FLAG 0x80000000 ++#define EXTRA_SHRINK_FLAG 0x40000000 ++#define EXTRA_SHADOWS_FLAG 0x20000000 ++#define EXTRA_SPARE_FLAGS 0x10000000 ++ ++#define ALL_EXTRA_FLAGS 0xF0000000 ++ ++/* Also, the top 4 bits of the object Id are set to the object type. */ ++#define EXTRA_OBJECT_TYPE_SHIFT (28) ++#define EXTRA_OBJECT_TYPE_MASK ((0x0F) << EXTRA_OBJECT_TYPE_SHIFT) ++ ++ ++static void yaffs_DumpPackedTags2TagsPart(const yaffs_PackedTags2TagsPart *ptt) ++{ ++ T(YAFFS_TRACE_MTD, ++ (TSTR("packed tags obj %d chunk %d byte %d seq %d" TENDSTR), ++ ptt->objectId, ptt->chunkId, ptt->byteCount, ++ ptt->sequenceNumber)); ++} ++static void yaffs_DumpPackedTags2(const yaffs_PackedTags2 *pt) ++{ ++ yaffs_DumpPackedTags2TagsPart(&pt->t); ++} ++ ++static void yaffs_DumpTags2(const yaffs_ExtendedTags *t) ++{ ++ T(YAFFS_TRACE_MTD, ++ (TSTR ++ ("ext.tags eccres %d blkbad %d chused %d obj %d chunk%d byte %d del %d ser %d seq %d" ++ TENDSTR), t->eccResult, t->blockBad, t->chunkUsed, t->objectId, ++ t->chunkId, t->byteCount, t->chunkDeleted, t->serialNumber, ++ t->sequenceNumber)); ++ ++} ++ ++void yaffs_PackTags2TagsPart(yaffs_PackedTags2TagsPart *ptt, ++ const yaffs_ExtendedTags *t) ++{ ++ ptt->chunkId = t->chunkId; ++ ptt->sequenceNumber = t->sequenceNumber; ++ ptt->byteCount = t->byteCount; ++ ptt->objectId = t->objectId; ++ ++ if (t->chunkId == 0 && t->extraHeaderInfoAvailable) { ++ /* Store the extra header info instead */ ++ /* We save the parent object in the chunkId */ ++ ptt->chunkId = EXTRA_HEADER_INFO_FLAG ++ | t->extraParentObjectId; ++ if (t->extraIsShrinkHeader) ++ ptt->chunkId |= EXTRA_SHRINK_FLAG; ++ if (t->extraShadows) ++ ptt->chunkId |= EXTRA_SHADOWS_FLAG; ++ ++ ptt->objectId &= ~EXTRA_OBJECT_TYPE_MASK; ++ ptt->objectId |= ++ (t->extraObjectType << EXTRA_OBJECT_TYPE_SHIFT); ++ ++ if (t->extraObjectType == YAFFS_OBJECT_TYPE_HARDLINK) ++ ptt->byteCount = t->extraEquivalentObjectId; ++ else if (t->extraObjectType == YAFFS_OBJECT_TYPE_FILE) ++ ptt->byteCount = t->extraFileLength; ++ else ++ ptt->byteCount = 0; ++ } ++ ++ yaffs_DumpPackedTags2TagsPart(ptt); ++ yaffs_DumpTags2(t); ++} ++ ++ ++void yaffs_PackTags2(yaffs_PackedTags2 *pt, const yaffs_ExtendedTags *t) ++{ ++ yaffs_PackTags2TagsPart(&pt->t, t); ++ ++#ifndef YAFFS_IGNORE_TAGS_ECC ++ { ++ yaffs_ECCCalculateOther((unsigned char *)&pt->t, ++ sizeof(yaffs_PackedTags2TagsPart), ++ &pt->ecc); ++ } ++#endif ++} ++ ++ ++void yaffs_UnpackTags2TagsPart(yaffs_ExtendedTags *t, ++ yaffs_PackedTags2TagsPart *ptt) ++{ ++ ++ memset(t, 0, sizeof(yaffs_ExtendedTags)); ++ ++ yaffs_InitialiseTags(t); ++ ++ if (ptt->sequenceNumber != 0xFFFFFFFF) { ++ t->blockBad = 0; ++ t->chunkUsed = 1; ++ t->objectId = ptt->objectId; ++ t->chunkId = ptt->chunkId; ++ t->byteCount = ptt->byteCount; ++ t->chunkDeleted = 0; ++ t->serialNumber = 0; ++ t->sequenceNumber = ptt->sequenceNumber; ++ ++ /* Do extra header info stuff */ ++ ++ if (ptt->chunkId & EXTRA_HEADER_INFO_FLAG) { ++ t->chunkId = 0; ++ t->byteCount = 0; ++ ++ t->extraHeaderInfoAvailable = 1; ++ t->extraParentObjectId = ++ ptt->chunkId & (~(ALL_EXTRA_FLAGS)); ++ t->extraIsShrinkHeader = ++ (ptt->chunkId & EXTRA_SHRINK_FLAG) ? 1 : 0; ++ t->extraShadows = ++ (ptt->chunkId & EXTRA_SHADOWS_FLAG) ? 1 : 0; ++ t->extraObjectType = ++ ptt->objectId >> EXTRA_OBJECT_TYPE_SHIFT; ++ t->objectId &= ~EXTRA_OBJECT_TYPE_MASK; ++ ++ if (t->extraObjectType == YAFFS_OBJECT_TYPE_HARDLINK) ++ t->extraEquivalentObjectId = ptt->byteCount; ++ else ++ t->extraFileLength = ptt->byteCount; ++ } ++ } ++ ++ yaffs_DumpPackedTags2TagsPart(ptt); ++ yaffs_DumpTags2(t); ++ ++} ++ ++ ++void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt) ++{ ++ ++ yaffs_ECCResult eccResult = YAFFS_ECC_RESULT_NO_ERROR; ++ ++ if (pt->t.sequenceNumber != 0xFFFFFFFF) { ++ /* Page is in use */ ++#ifndef YAFFS_IGNORE_TAGS_ECC ++ { ++ yaffs_ECCOther ecc; ++ int result; ++ yaffs_ECCCalculateOther((unsigned char *)&pt->t, ++ sizeof ++ (yaffs_PackedTags2TagsPart), ++ &ecc); ++ result = ++ yaffs_ECCCorrectOther((unsigned char *)&pt->t, ++ sizeof ++ (yaffs_PackedTags2TagsPart), ++ &pt->ecc, &ecc); ++ switch (result) { ++ case 0: ++ eccResult = YAFFS_ECC_RESULT_NO_ERROR; ++ break; ++ case 1: ++ eccResult = YAFFS_ECC_RESULT_FIXED; ++ break; ++ case -1: ++ eccResult = YAFFS_ECC_RESULT_UNFIXED; ++ break; ++ default: ++ eccResult = YAFFS_ECC_RESULT_UNKNOWN; ++ } ++ } ++#endif ++ } ++ ++ yaffs_UnpackTags2TagsPart(t, &pt->t); ++ ++ t->eccResult = eccResult; ++ ++ yaffs_DumpPackedTags2(pt); ++ yaffs_DumpTags2(t); ++ ++} ++ +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags2.h linux-2.6.34/fs/yaffs2/yaffs_packedtags2.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_packedtags2.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_packedtags2.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,43 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++/* This is used to pack YAFFS2 tags, not YAFFS1tags. */ ++ ++#ifndef __YAFFS_PACKEDTAGS2_H__ ++#define __YAFFS_PACKEDTAGS2_H__ ++ ++#include "yaffs_guts.h" ++#include "yaffs_ecc.h" ++ ++typedef struct { ++ unsigned sequenceNumber; ++ unsigned objectId; ++ unsigned chunkId; ++ unsigned byteCount; ++} yaffs_PackedTags2TagsPart; ++ ++typedef struct { ++ yaffs_PackedTags2TagsPart t; ++ yaffs_ECCOther ecc; ++} yaffs_PackedTags2; ++ ++/* Full packed tags with ECC, used for oob tags */ ++void yaffs_PackTags2(yaffs_PackedTags2 *pt, const yaffs_ExtendedTags *t); ++void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt); ++ ++/* Only the tags part (no ECC for use with inband tags */ ++void yaffs_PackTags2TagsPart(yaffs_PackedTags2TagsPart *pt, const yaffs_ExtendedTags *t); ++void yaffs_UnpackTags2TagsPart(yaffs_ExtendedTags *t, yaffs_PackedTags2TagsPart *pt); ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_qsort.c linux-2.6.34/fs/yaffs2/yaffs_qsort.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_qsort.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_qsort.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,163 @@ ++/* ++ * Copyright (c) 1992, 1993 ++ * The Regents of the University of California. All rights reserved. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions ++ * are met: ++ * 1. Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * 2. Redistributions in binary form must reproduce the above copyright ++ * notice, this list of conditions and the following disclaimer in the ++ * documentation and/or other materials provided with the distribution. ++ * 3. Neither the name of the University nor the names of its contributors ++ * may be used to endorse or promote products derived from this software ++ * without specific prior written permission. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ++ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE ++ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ++ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ++ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ++ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ++ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ++ * SUCH DAMAGE. ++ */ ++ ++#include "yportenv.h" ++/* #include <linux/string.h> */ ++ ++/* ++ * Qsort routine from Bentley & McIlroy's "Engineering a Sort Function". ++ */ ++#define swapcode(TYPE, parmi, parmj, n) do { \ ++ long i = (n) / sizeof (TYPE); \ ++ register TYPE *pi = (TYPE *) (parmi); \ ++ register TYPE *pj = (TYPE *) (parmj); \ ++ do { \ ++ register TYPE t = *pi; \ ++ *pi++ = *pj; \ ++ *pj++ = t; \ ++ } while (--i > 0); \ ++} while (0) ++ ++#define SWAPINIT(a, es) swaptype = ((char *)a - (char *)0) % sizeof(long) || \ ++ es % sizeof(long) ? 2 : es == sizeof(long) ? 0 : 1; ++ ++static __inline void ++swapfunc(char *a, char *b, int n, int swaptype) ++{ ++ if (swaptype <= 1) ++ swapcode(long, a, b, n); ++ else ++ swapcode(char, a, b, n); ++} ++ ++#define yswap(a, b) do { \ ++ if (swaptype == 0) { \ ++ long t = *(long *)(a); \ ++ *(long *)(a) = *(long *)(b); \ ++ *(long *)(b) = t; \ ++ } else \ ++ swapfunc(a, b, es, swaptype); \ ++} while (0) ++ ++#define vecswap(a, b, n) if ((n) > 0) swapfunc(a, b, n, swaptype) ++ ++static __inline char * ++med3(char *a, char *b, char *c, int (*cmp)(const void *, const void *)) ++{ ++ return cmp(a, b) < 0 ? ++ (cmp(b, c) < 0 ? b : (cmp(a, c) < 0 ? c : a)) ++ : (cmp(b, c) > 0 ? b : (cmp(a, c) < 0 ? a : c)); ++} ++ ++#ifndef min ++#define min(a, b) (((a) < (b)) ? (a) : (b)) ++#endif ++ ++void ++yaffs_qsort(void *aa, size_t n, size_t es, ++ int (*cmp)(const void *, const void *)) ++{ ++ char *pa, *pb, *pc, *pd, *pl, *pm, *pn; ++ int d, r, swaptype, swap_cnt; ++ register char *a = aa; ++ ++loop: SWAPINIT(a, es); ++ swap_cnt = 0; ++ if (n < 7) { ++ for (pm = (char *)a + es; pm < (char *) a + n * es; pm += es) ++ for (pl = pm; pl > (char *) a && cmp(pl - es, pl) > 0; ++ pl -= es) ++ yswap(pl, pl - es); ++ return; ++ } ++ pm = (char *)a + (n / 2) * es; ++ if (n > 7) { ++ pl = (char *)a; ++ pn = (char *)a + (n - 1) * es; ++ if (n > 40) { ++ d = (n / 8) * es; ++ pl = med3(pl, pl + d, pl + 2 * d, cmp); ++ pm = med3(pm - d, pm, pm + d, cmp); ++ pn = med3(pn - 2 * d, pn - d, pn, cmp); ++ } ++ pm = med3(pl, pm, pn, cmp); ++ } ++ yswap(a, pm); ++ pa = pb = (char *)a + es; ++ ++ pc = pd = (char *)a + (n - 1) * es; ++ for (;;) { ++ while (pb <= pc && (r = cmp(pb, a)) <= 0) { ++ if (r == 0) { ++ swap_cnt = 1; ++ yswap(pa, pb); ++ pa += es; ++ } ++ pb += es; ++ } ++ while (pb <= pc && (r = cmp(pc, a)) >= 0) { ++ if (r == 0) { ++ swap_cnt = 1; ++ yswap(pc, pd); ++ pd -= es; ++ } ++ pc -= es; ++ } ++ if (pb > pc) ++ break; ++ yswap(pb, pc); ++ swap_cnt = 1; ++ pb += es; ++ pc -= es; ++ } ++ if (swap_cnt == 0) { /* Switch to insertion sort */ ++ for (pm = (char *) a + es; pm < (char *) a + n * es; pm += es) ++ for (pl = pm; pl > (char *) a && cmp(pl - es, pl) > 0; ++ pl -= es) ++ yswap(pl, pl - es); ++ return; ++ } ++ ++ pn = (char *)a + n * es; ++ r = min(pa - (char *)a, pb - pa); ++ vecswap(a, pb - r, r); ++ r = min((long)(pd - pc), (long)(pn - pd - es)); ++ vecswap(pb, pn - r, r); ++ r = pb - pa; ++ if (r > es) ++ yaffs_qsort(a, r / es, es, cmp); ++ r = pd - pc; ++ if (r > es) { ++ /* Iterate rather than recurse to save stack space */ ++ a = pn - r; ++ n = r / es; ++ goto loop; ++ } ++/* yaffs_qsort(pn - r, r / es, es, cmp);*/ ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_qsort.h linux-2.6.34/fs/yaffs2/yaffs_qsort.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_qsort.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_qsort.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,23 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++ ++#ifndef __YAFFS_QSORT_H__ ++#define __YAFFS_QSORT_H__ ++ ++extern void yaffs_qsort(void *const base, size_t total_elems, size_t size, ++ int (*cmp)(const void *, const void *)); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_tagscompat.c linux-2.6.34/fs/yaffs2/yaffs_tagscompat.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_tagscompat.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_tagscompat.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,541 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#include "yaffs_guts.h" ++#include "yaffs_tagscompat.h" ++#include "yaffs_ecc.h" ++#include "yaffs_getblockinfo.h" ++ ++static void yaffs_HandleReadDataError(yaffs_Device *dev, int chunkInNAND); ++#ifdef NOTYET ++static void yaffs_CheckWrittenBlock(yaffs_Device *dev, int chunkInNAND); ++static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_Spare *spare); ++static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND, ++ const yaffs_Spare *spare); ++static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND); ++#endif ++ ++static const char yaffs_countBitsTable[256] = { ++ 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, ++ 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, ++ 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, ++ 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, ++ 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, ++ 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, ++ 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, ++ 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8 ++}; ++ ++int yaffs_CountBits(__u8 x) ++{ ++ int retVal; ++ retVal = yaffs_countBitsTable[x]; ++ return retVal; ++} ++ ++/********** Tags ECC calculations *********/ ++ ++void yaffs_CalcECC(const __u8 *data, yaffs_Spare *spare) ++{ ++ yaffs_ECCCalculate(data, spare->ecc1); ++ yaffs_ECCCalculate(&data[256], spare->ecc2); ++} ++ ++void yaffs_CalcTagsECC(yaffs_Tags *tags) ++{ ++ /* Calculate an ecc */ ++ ++ unsigned char *b = ((yaffs_TagsUnion *) tags)->asBytes; ++ unsigned i, j; ++ unsigned ecc = 0; ++ unsigned bit = 0; ++ ++ tags->ecc = 0; ++ ++ for (i = 0; i < 8; i++) { ++ for (j = 1; j & 0xff; j <<= 1) { ++ bit++; ++ if (b[i] & j) ++ ecc ^= bit; ++ } ++ } ++ ++ tags->ecc = ecc; ++ ++} ++ ++int yaffs_CheckECCOnTags(yaffs_Tags *tags) ++{ ++ unsigned ecc = tags->ecc; ++ ++ yaffs_CalcTagsECC(tags); ++ ++ ecc ^= tags->ecc; ++ ++ if (ecc && ecc <= 64) { ++ /* TODO: Handle the failure better. Retire? */ ++ unsigned char *b = ((yaffs_TagsUnion *) tags)->asBytes; ++ ++ ecc--; ++ ++ b[ecc / 8] ^= (1 << (ecc & 7)); ++ ++ /* Now recvalc the ecc */ ++ yaffs_CalcTagsECC(tags); ++ ++ return 1; /* recovered error */ ++ } else if (ecc) { ++ /* Wierd ecc failure value */ ++ /* TODO Need to do somethiong here */ ++ return -1; /* unrecovered error */ ++ } ++ ++ return 0; ++} ++ ++/********** Tags **********/ ++ ++static void yaffs_LoadTagsIntoSpare(yaffs_Spare *sparePtr, ++ yaffs_Tags *tagsPtr) ++{ ++ yaffs_TagsUnion *tu = (yaffs_TagsUnion *) tagsPtr; ++ ++ yaffs_CalcTagsECC(tagsPtr); ++ ++ sparePtr->tagByte0 = tu->asBytes[0]; ++ sparePtr->tagByte1 = tu->asBytes[1]; ++ sparePtr->tagByte2 = tu->asBytes[2]; ++ sparePtr->tagByte3 = tu->asBytes[3]; ++ sparePtr->tagByte4 = tu->asBytes[4]; ++ sparePtr->tagByte5 = tu->asBytes[5]; ++ sparePtr->tagByte6 = tu->asBytes[6]; ++ sparePtr->tagByte7 = tu->asBytes[7]; ++} ++ ++static void yaffs_GetTagsFromSpare(yaffs_Device *dev, yaffs_Spare *sparePtr, ++ yaffs_Tags *tagsPtr) ++{ ++ yaffs_TagsUnion *tu = (yaffs_TagsUnion *) tagsPtr; ++ int result; ++ ++ tu->asBytes[0] = sparePtr->tagByte0; ++ tu->asBytes[1] = sparePtr->tagByte1; ++ tu->asBytes[2] = sparePtr->tagByte2; ++ tu->asBytes[3] = sparePtr->tagByte3; ++ tu->asBytes[4] = sparePtr->tagByte4; ++ tu->asBytes[5] = sparePtr->tagByte5; ++ tu->asBytes[6] = sparePtr->tagByte6; ++ tu->asBytes[7] = sparePtr->tagByte7; ++ ++ result = yaffs_CheckECCOnTags(tagsPtr); ++ if (result > 0) ++ dev->tagsEccFixed++; ++ else if (result < 0) ++ dev->tagsEccUnfixed++; ++} ++ ++static void yaffs_SpareInitialise(yaffs_Spare *spare) ++{ ++ memset(spare, 0xFF, sizeof(yaffs_Spare)); ++} ++ ++static int yaffs_WriteChunkToNAND(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, const __u8 *data, ++ yaffs_Spare *spare) ++{ ++ if (chunkInNAND < dev->startBlock * dev->nChunksPerBlock) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR("**>> yaffs chunk %d is not valid" TENDSTR), ++ chunkInNAND)); ++ return YAFFS_FAIL; ++ } ++ ++ dev->nPageWrites++; ++ return dev->writeChunkToNAND(dev, chunkInNAND, data, spare); ++} ++ ++static int yaffs_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND, ++ __u8 *data, ++ yaffs_Spare *spare, ++ yaffs_ECCResult *eccResult, ++ int doErrorCorrection) ++{ ++ int retVal; ++ yaffs_Spare localSpare; ++ ++ dev->nPageReads++; ++ ++ if (!spare && data) { ++ /* If we don't have a real spare, then we use a local one. */ ++ /* Need this for the calculation of the ecc */ ++ spare = &localSpare; ++ } ++ ++ if (!dev->useNANDECC) { ++ retVal = dev->readChunkFromNAND(dev, chunkInNAND, data, spare); ++ if (data && doErrorCorrection) { ++ /* Do ECC correction */ ++ /* Todo handle any errors */ ++ int eccResult1, eccResult2; ++ __u8 calcEcc[3]; ++ ++ yaffs_ECCCalculate(data, calcEcc); ++ eccResult1 = ++ yaffs_ECCCorrect(data, spare->ecc1, calcEcc); ++ yaffs_ECCCalculate(&data[256], calcEcc); ++ eccResult2 = ++ yaffs_ECCCorrect(&data[256], spare->ecc2, calcEcc); ++ ++ if (eccResult1 > 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>yaffs ecc error fix performed on chunk %d:0" ++ TENDSTR), chunkInNAND)); ++ dev->eccFixed++; ++ } else if (eccResult1 < 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>yaffs ecc error unfixed on chunk %d:0" ++ TENDSTR), chunkInNAND)); ++ dev->eccUnfixed++; ++ } ++ ++ if (eccResult2 > 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>yaffs ecc error fix performed on chunk %d:1" ++ TENDSTR), chunkInNAND)); ++ dev->eccFixed++; ++ } else if (eccResult2 < 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>yaffs ecc error unfixed on chunk %d:1" ++ TENDSTR), chunkInNAND)); ++ dev->eccUnfixed++; ++ } ++ ++ if (eccResult1 || eccResult2) { ++ /* We had a data problem on this page */ ++ yaffs_HandleReadDataError(dev, chunkInNAND); ++ } ++ ++ if (eccResult1 < 0 || eccResult2 < 0) ++ *eccResult = YAFFS_ECC_RESULT_UNFIXED; ++ else if (eccResult1 > 0 || eccResult2 > 0) ++ *eccResult = YAFFS_ECC_RESULT_FIXED; ++ else ++ *eccResult = YAFFS_ECC_RESULT_NO_ERROR; ++ } ++ } else { ++ /* Must allocate enough memory for spare+2*sizeof(int) */ ++ /* for ecc results from device. */ ++ struct yaffs_NANDSpare nspare; ++ ++ memset(&nspare, 0, sizeof(nspare)); ++ ++ retVal = dev->readChunkFromNAND(dev, chunkInNAND, data, ++ (yaffs_Spare *) &nspare); ++ memcpy(spare, &nspare, sizeof(yaffs_Spare)); ++ if (data && doErrorCorrection) { ++ if (nspare.eccres1 > 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>mtd ecc error fix performed on chunk %d:0" ++ TENDSTR), chunkInNAND)); ++ } else if (nspare.eccres1 < 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>mtd ecc error unfixed on chunk %d:0" ++ TENDSTR), chunkInNAND)); ++ } ++ ++ if (nspare.eccres2 > 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>mtd ecc error fix performed on chunk %d:1" ++ TENDSTR), chunkInNAND)); ++ } else if (nspare.eccres2 < 0) { ++ T(YAFFS_TRACE_ERROR, ++ (TSTR ++ ("**>>mtd ecc error unfixed on chunk %d:1" ++ TENDSTR), chunkInNAND)); ++ } ++ ++ if (nspare.eccres1 || nspare.eccres2) { ++ /* We had a data problem on this page */ ++ yaffs_HandleReadDataError(dev, chunkInNAND); ++ } ++ ++ if (nspare.eccres1 < 0 || nspare.eccres2 < 0) ++ *eccResult = YAFFS_ECC_RESULT_UNFIXED; ++ else if (nspare.eccres1 > 0 || nspare.eccres2 > 0) ++ *eccResult = YAFFS_ECC_RESULT_FIXED; ++ else ++ *eccResult = YAFFS_ECC_RESULT_NO_ERROR; ++ ++ } ++ } ++ return retVal; ++} ++ ++#ifdef NOTYET ++static int yaffs_CheckChunkErased(struct yaffs_DeviceStruct *dev, ++ int chunkInNAND) ++{ ++ static int init; ++ static __u8 cmpbuf[YAFFS_BYTES_PER_CHUNK]; ++ static __u8 data[YAFFS_BYTES_PER_CHUNK]; ++ /* Might as well always allocate the larger size for */ ++ /* dev->useNANDECC == true; */ ++ static __u8 spare[sizeof(struct yaffs_NANDSpare)]; ++ ++ dev->readChunkFromNAND(dev, chunkInNAND, data, (yaffs_Spare *) spare); ++ ++ if (!init) { ++ memset(cmpbuf, 0xff, YAFFS_BYTES_PER_CHUNK); ++ init = 1; ++ } ++ ++ if (memcmp(cmpbuf, data, YAFFS_BYTES_PER_CHUNK)) ++ return YAFFS_FAIL; ++ if (memcmp(cmpbuf, spare, 16)) ++ return YAFFS_FAIL; ++ ++ return YAFFS_OK; ++ ++} ++#endif ++ ++/* ++ * Functions for robustisizing ++ */ ++ ++static void yaffs_HandleReadDataError(yaffs_Device *dev, int chunkInNAND) ++{ ++ int blockInNAND = chunkInNAND / dev->nChunksPerBlock; ++ ++ /* Mark the block for retirement */ ++ yaffs_GetBlockInfo(dev, blockInNAND + dev->blockOffset)->needsRetiring = 1; ++ T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS, ++ (TSTR("**>>Block %d marked for retirement" TENDSTR), blockInNAND)); ++ ++ /* TODO: ++ * Just do a garbage collection on the affected block ++ * then retire the block ++ * NB recursion ++ */ ++} ++ ++#ifdef NOTYET ++static void yaffs_CheckWrittenBlock(yaffs_Device *dev, int chunkInNAND) ++{ ++} ++ ++static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND, ++ const __u8 *data, ++ const yaffs_Spare *spare) ++{ ++} ++ ++static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND, ++ const yaffs_Spare *spare) ++{ ++} ++ ++static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND) ++{ ++ int blockInNAND = chunkInNAND / dev->nChunksPerBlock; ++ ++ /* Mark the block for retirement */ ++ yaffs_GetBlockInfo(dev, blockInNAND)->needsRetiring = 1; ++ /* Delete the chunk */ ++ yaffs_DeleteChunk(dev, chunkInNAND, 1, __LINE__); ++} ++ ++static int yaffs_VerifyCompare(const __u8 *d0, const __u8 *d1, ++ const yaffs_Spare *s0, const yaffs_Spare *s1) ++{ ++ ++ if (memcmp(d0, d1, YAFFS_BYTES_PER_CHUNK) != 0 || ++ s0->tagByte0 != s1->tagByte0 || ++ s0->tagByte1 != s1->tagByte1 || ++ s0->tagByte2 != s1->tagByte2 || ++ s0->tagByte3 != s1->tagByte3 || ++ s0->tagByte4 != s1->tagByte4 || ++ s0->tagByte5 != s1->tagByte5 || ++ s0->tagByte6 != s1->tagByte6 || ++ s0->tagByte7 != s1->tagByte7 || ++ s0->ecc1[0] != s1->ecc1[0] || ++ s0->ecc1[1] != s1->ecc1[1] || ++ s0->ecc1[2] != s1->ecc1[2] || ++ s0->ecc2[0] != s1->ecc2[0] || ++ s0->ecc2[1] != s1->ecc2[1] || s0->ecc2[2] != s1->ecc2[2]) { ++ return 0; ++ } ++ ++ return 1; ++} ++#endif /* NOTYET */ ++ ++int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *eTags) ++{ ++ yaffs_Spare spare; ++ yaffs_Tags tags; ++ ++ yaffs_SpareInitialise(&spare); ++ ++ if (eTags->chunkDeleted) ++ spare.pageStatus = 0; ++ else { ++ tags.objectId = eTags->objectId; ++ tags.chunkId = eTags->chunkId; ++ ++ tags.byteCountLSB = eTags->byteCount & 0x3ff; ++ ++ if (dev->nDataBytesPerChunk >= 1024) ++ tags.byteCountMSB = (eTags->byteCount >> 10) & 3; ++ else ++ tags.byteCountMSB = 3; ++ ++ ++ tags.serialNumber = eTags->serialNumber; ++ ++ if (!dev->useNANDECC && data) ++ yaffs_CalcECC(data, &spare); ++ ++ yaffs_LoadTagsIntoSpare(&spare, &tags); ++ ++ } ++ ++ return yaffs_WriteChunkToNAND(dev, chunkInNAND, data, &spare); ++} ++ ++int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ __u8 *data, ++ yaffs_ExtendedTags *eTags) ++{ ++ ++ yaffs_Spare spare; ++ yaffs_Tags tags; ++ yaffs_ECCResult eccResult = YAFFS_ECC_RESULT_UNKNOWN; ++ ++ static yaffs_Spare spareFF; ++ static int init; ++ ++ if (!init) { ++ memset(&spareFF, 0xFF, sizeof(spareFF)); ++ init = 1; ++ } ++ ++ if (yaffs_ReadChunkFromNAND ++ (dev, chunkInNAND, data, &spare, &eccResult, 1)) { ++ /* eTags may be NULL */ ++ if (eTags) { ++ ++ int deleted = ++ (yaffs_CountBits(spare.pageStatus) < 7) ? 1 : 0; ++ ++ eTags->chunkDeleted = deleted; ++ eTags->eccResult = eccResult; ++ eTags->blockBad = 0; /* We're reading it */ ++ /* therefore it is not a bad block */ ++ eTags->chunkUsed = ++ (memcmp(&spareFF, &spare, sizeof(spareFF)) != ++ 0) ? 1 : 0; ++ ++ if (eTags->chunkUsed) { ++ yaffs_GetTagsFromSpare(dev, &spare, &tags); ++ ++ eTags->objectId = tags.objectId; ++ eTags->chunkId = tags.chunkId; ++ eTags->byteCount = tags.byteCountLSB; ++ ++ if (dev->nDataBytesPerChunk >= 1024) ++ eTags->byteCount |= (((unsigned) tags.byteCountMSB) << 10); ++ ++ eTags->serialNumber = tags.serialNumber; ++ } ++ } ++ ++ return YAFFS_OK; ++ } else { ++ return YAFFS_FAIL; ++ } ++} ++ ++int yaffs_TagsCompatabilityMarkNANDBlockBad(struct yaffs_DeviceStruct *dev, ++ int blockInNAND) ++{ ++ ++ yaffs_Spare spare; ++ ++ memset(&spare, 0xff, sizeof(yaffs_Spare)); ++ ++ spare.blockStatus = 'Y'; ++ ++ yaffs_WriteChunkToNAND(dev, blockInNAND * dev->nChunksPerBlock, NULL, ++ &spare); ++ yaffs_WriteChunkToNAND(dev, blockInNAND * dev->nChunksPerBlock + 1, ++ NULL, &spare); ++ ++ return YAFFS_OK; ++ ++} ++ ++int yaffs_TagsCompatabilityQueryNANDBlock(struct yaffs_DeviceStruct *dev, ++ int blockNo, ++ yaffs_BlockState *state, ++ __u32 *sequenceNumber) ++{ ++ ++ yaffs_Spare spare0, spare1; ++ static yaffs_Spare spareFF; ++ static int init; ++ yaffs_ECCResult dummy; ++ ++ if (!init) { ++ memset(&spareFF, 0xFF, sizeof(spareFF)); ++ init = 1; ++ } ++ ++ *sequenceNumber = 0; ++ ++ yaffs_ReadChunkFromNAND(dev, blockNo * dev->nChunksPerBlock, NULL, ++ &spare0, &dummy, 1); ++ yaffs_ReadChunkFromNAND(dev, blockNo * dev->nChunksPerBlock + 1, NULL, ++ &spare1, &dummy, 1); ++ ++ if (yaffs_CountBits(spare0.blockStatus & spare1.blockStatus) < 7) ++ *state = YAFFS_BLOCK_STATE_DEAD; ++ else if (memcmp(&spareFF, &spare0, sizeof(spareFF)) == 0) ++ *state = YAFFS_BLOCK_STATE_EMPTY; ++ else ++ *state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; ++ ++ return YAFFS_OK; ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_tagscompat.h linux-2.6.34/fs/yaffs2/yaffs_tagscompat.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_tagscompat.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_tagscompat.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,39 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++#ifndef __YAFFS_TAGSCOMPAT_H__ ++#define __YAFFS_TAGSCOMPAT_H__ ++ ++#include "yaffs_guts.h" ++int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ const __u8 *data, ++ const yaffs_ExtendedTags *tags); ++int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device *dev, ++ int chunkInNAND, ++ __u8 *data, ++ yaffs_ExtendedTags *tags); ++int yaffs_TagsCompatabilityMarkNANDBlockBad(struct yaffs_DeviceStruct *dev, ++ int blockNo); ++int yaffs_TagsCompatabilityQueryNANDBlock(struct yaffs_DeviceStruct *dev, ++ int blockNo, ++ yaffs_BlockState *state, ++ __u32 *sequenceNumber); ++ ++void yaffs_CalcTagsECC(yaffs_Tags *tags); ++int yaffs_CheckECCOnTags(yaffs_Tags *tags); ++int yaffs_CountBits(__u8 byte); ++ ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_tagsvalidity.c linux-2.6.34/fs/yaffs2/yaffs_tagsvalidity.c +--- linux-2.6.34.orig/fs/yaffs2/yaffs_tagsvalidity.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_tagsvalidity.c 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,28 @@ ++/* ++ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++ ++#include "yaffs_tagsvalidity.h" ++ ++void yaffs_InitialiseTags(yaffs_ExtendedTags *tags) ++{ ++ memset(tags, 0, sizeof(yaffs_ExtendedTags)); ++ tags->validMarker0 = 0xAAAAAAAA; ++ tags->validMarker1 = 0x55555555; ++} ++ ++int yaffs_ValidateTags(yaffs_ExtendedTags *tags) ++{ ++ return (tags->validMarker0 == 0xAAAAAAAA && ++ tags->validMarker1 == 0x55555555); ++ ++} +diff -Nur linux-2.6.34.orig/fs/yaffs2/yaffs_tagsvalidity.h linux-2.6.34/fs/yaffs2/yaffs_tagsvalidity.h +--- linux-2.6.34.orig/fs/yaffs2/yaffs_tagsvalidity.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yaffs_tagsvalidity.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,24 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++ ++#ifndef __YAFFS_TAGS_VALIDITY_H__ ++#define __YAFFS_TAGS_VALIDITY_H__ ++ ++#include "yaffs_guts.h" ++ ++void yaffs_InitialiseTags(yaffs_ExtendedTags *tags); ++int yaffs_ValidateTags(yaffs_ExtendedTags *tags); ++#endif +diff -Nur linux-2.6.34.orig/fs/yaffs2/yportenv.h linux-2.6.34/fs/yaffs2/yportenv.h +--- linux-2.6.34.orig/fs/yaffs2/yportenv.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.34/fs/yaffs2/yportenv.h 2010-05-20 20:16:22.311614862 +0200 +@@ -0,0 +1,203 @@ ++/* ++ * YAFFS: Yet another Flash File System . A NAND-flash specific file system. ++ * ++ * Copyright (C) 2002-2007 Aleph One Ltd. ++ * for Toby Churchill Ltd and Brightstar Engineering ++ * ++ * Created by Charles Manning <charles@aleph1.co.uk> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU Lesser General Public License version 2.1 as ++ * published by the Free Software Foundation. ++ * ++ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. ++ */ ++ ++ ++#ifndef __YPORTENV_H__ ++#define __YPORTENV_H__ ++ ++/* ++ * Define the MTD version in terms of Linux Kernel versions ++ * This allows yaffs to be used independantly of the kernel ++ * as well as with it. ++ */ ++ ++#define MTD_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c)) ++ ++#if defined CONFIG_YAFFS_WINCE ++ ++#include "ywinceenv.h" ++ ++#elif defined __KERNEL__ ++ ++#include "moduleconfig.h" ++ ++/* Linux kernel */ ++ ++#include <linux/version.h> ++#define MTD_VERSION_CODE LINUX_VERSION_CODE ++ ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) ++#include <linux/config.h> ++#endif ++#include <linux/kernel.h> ++#include <linux/mm.h> ++#include <linux/sched.h> ++#include <linux/string.h> ++#include <linux/slab.h> ++#include <linux/vmalloc.h> ++ ++#define YCHAR char ++#define YUCHAR unsigned char ++#define _Y(x) x ++#define yaffs_strcat(a, b) strcat(a, b) ++#define yaffs_strcpy(a, b) strcpy(a, b) ++#define yaffs_strncpy(a, b, c) strncpy(a, b, c) ++#define yaffs_strncmp(a, b, c) strncmp(a, b, c) ++#define yaffs_strlen(s) strlen(s) ++#define yaffs_sprintf sprintf ++#define yaffs_toupper(a) toupper(a) ++ ++#define Y_INLINE inline ++ ++#define YAFFS_LOSTNFOUND_NAME "lost+found" ++#define YAFFS_LOSTNFOUND_PREFIX "obj" ++ ++/* #define YPRINTF(x) printk x */ ++#define YMALLOC(x) kmalloc(x, GFP_NOFS) ++#define YFREE(x) kfree(x) ++#define YMALLOC_ALT(x) vmalloc(x) ++#define YFREE_ALT(x) vfree(x) ++#define YMALLOC_DMA(x) YMALLOC(x) ++ ++/* KR - added for use in scan so processes aren't blocked indefinitely. */ ++#define YYIELD() schedule() ++ ++#define YAFFS_ROOT_MODE 0666 ++#define YAFFS_LOSTNFOUND_MODE 0666 ++ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)) ++#define Y_CURRENT_TIME CURRENT_TIME.tv_sec ++#define Y_TIME_CONVERT(x) (x).tv_sec ++#else ++#define Y_CURRENT_TIME CURRENT_TIME ++#define Y_TIME_CONVERT(x) (x) ++#endif ++ ++#define yaffs_SumCompare(x, y) ((x) == (y)) ++#define yaffs_strcmp(a, b) strcmp(a, b) ++ ++#define TENDSTR "\n" ++#define TSTR(x) KERN_WARNING x ++#define TCONT(x) x ++#define TOUT(p) printk p ++ ++#define yaffs_trace(mask, fmt, args...) \ ++ do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \ ++ printk(KERN_WARNING "yaffs: " fmt, ## args); \ ++ } while (0) ++ ++#define compile_time_assertion(assertion) \ ++ ({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; }) ++ ++#elif defined CONFIG_YAFFS_DIRECT ++ ++#define MTD_VERSION_CODE MTD_VERSION(2, 6, 22) ++ ++/* Direct interface */ ++#include "ydirectenv.h" ++ ++#elif defined CONFIG_YAFFS_UTIL ++ ++/* Stuff for YAFFS utilities */ ++ ++#include "stdlib.h" ++#include "stdio.h" ++#include "string.h" ++ ++#include "devextras.h" ++ ++#define YMALLOC(x) malloc(x) ++#define YFREE(x) free(x) ++#define YMALLOC_ALT(x) malloc(x) ++#define YFREE_ALT(x) free(x) ++ ++#define YCHAR char ++#define YUCHAR unsigned char ++#define _Y(x) x ++#define yaffs_strcat(a, b) strcat(a, b) ++#define yaffs_strcpy(a, b) strcpy(a, b) ++#define yaffs_strncpy(a, b, c) strncpy(a, b, c) ++#define yaffs_strlen(s) strlen(s) ++#define yaffs_sprintf sprintf ++#define yaffs_toupper(a) toupper(a) ++ ++#define Y_INLINE inline ++ ++/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */ ++/* #define YALERT(s) YINFO(s) */ ++ ++#define TENDSTR "\n" ++#define TSTR(x) x ++#define TOUT(p) printf p ++ ++#define YAFFS_LOSTNFOUND_NAME "lost+found" ++#define YAFFS_LOSTNFOUND_PREFIX "obj" ++/* #define YPRINTF(x) printf x */ ++ ++#define YAFFS_ROOT_MODE 0666 ++#define YAFFS_LOSTNFOUND_MODE 0666 ++ ++#define yaffs_SumCompare(x, y) ((x) == (y)) ++#define yaffs_strcmp(a, b) strcmp(a, b) ++ ++#else ++/* Should have specified a configuration type */ ++#error Unknown configuration ++ ++#endif ++ ++/* see yaffs_fs.c */ ++extern unsigned int yaffs_traceMask; ++extern unsigned int yaffs_wr_attempts; ++ ++/* ++ * Tracing flags. ++ * The flags masked in YAFFS_TRACE_ALWAYS are always traced. ++ */ ++ ++#define YAFFS_TRACE_OS 0x00000002 ++#define YAFFS_TRACE_ALLOCATE 0x00000004 ++#define YAFFS_TRACE_SCAN 0x00000008 ++#define YAFFS_TRACE_BAD_BLOCKS 0x00000010 ++#define YAFFS_TRACE_ERASE 0x00000020 ++#define YAFFS_TRACE_GC 0x00000040 ++#define YAFFS_TRACE_WRITE 0x00000080 ++#define YAFFS_TRACE_TRACING 0x00000100 ++#define YAFFS_TRACE_DELETION 0x00000200 ++#define YAFFS_TRACE_BUFFERS 0x00000400 ++#define YAFFS_TRACE_NANDACCESS 0x00000800 ++#define YAFFS_TRACE_GC_DETAIL 0x00001000 ++#define YAFFS_TRACE_SCAN_DEBUG 0x00002000 ++#define YAFFS_TRACE_MTD 0x00004000 ++#define YAFFS_TRACE_CHECKPOINT 0x00008000 ++ ++#define YAFFS_TRACE_VERIFY 0x00010000 ++#define YAFFS_TRACE_VERIFY_NAND 0x00020000 ++#define YAFFS_TRACE_VERIFY_FULL 0x00040000 ++#define YAFFS_TRACE_VERIFY_ALL 0x000F0000 ++ ++ ++#define YAFFS_TRACE_ERROR 0x40000000 ++#define YAFFS_TRACE_BUG 0x80000000 ++#define YAFFS_TRACE_ALWAYS 0xF0000000 ++ ++ ++#define T(mask, p) do { if ((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p); } while (0) ++ ++#ifndef YBUG ++#define YBUG() do {T(YAFFS_TRACE_BUG, (TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR), __LINE__)); } while (0) ++#endif ++ ++#endif diff --git a/toolchain/kernel-headers/patches/cleankernel.patch b/toolchain/kernel-headers/patches/2.6.34/cleankernel.patch index f8d5448ee..f8d5448ee 100644 --- a/toolchain/kernel-headers/patches/cleankernel.patch +++ b/toolchain/kernel-headers/patches/2.6.34/cleankernel.patch diff --git a/toolchain/kernel-headers/patches/etrax-header.patch b/toolchain/kernel-headers/patches/2.6.34/etrax-header.patch index 3672cf60b..3672cf60b 100644 --- a/toolchain/kernel-headers/patches/etrax-header.patch +++ b/toolchain/kernel-headers/patches/2.6.34/etrax-header.patch diff --git a/toolchain/kernel-headers/patches/linux-gcc-check.patch b/toolchain/kernel-headers/patches/2.6.34/linux-gcc-check.patch index 7cc381845..7cc381845 100644 --- a/toolchain/kernel-headers/patches/linux-gcc-check.patch +++ b/toolchain/kernel-headers/patches/2.6.34/linux-gcc-check.patch diff --git a/toolchain/kernel-headers/patches/microperl.patch b/toolchain/kernel-headers/patches/2.6.34/microperl.patch index 2955b7421..2955b7421 100644 --- a/toolchain/kernel-headers/patches/microperl.patch +++ b/toolchain/kernel-headers/patches/2.6.34/microperl.patch diff --git a/toolchain/kernel-headers/patches/scsi-header.patch b/toolchain/kernel-headers/patches/2.6.34/scsi-header.patch index 9173b242d..9173b242d 100644 --- a/toolchain/kernel-headers/patches/scsi-header.patch +++ b/toolchain/kernel-headers/patches/2.6.34/scsi-header.patch diff --git a/toolchain/kernel-headers/patches/2.6.35/cleankernel.patch b/toolchain/kernel-headers/patches/2.6.35/cleankernel.patch new file mode 100644 index 000000000..f8d5448ee --- /dev/null +++ b/toolchain/kernel-headers/patches/2.6.35/cleankernel.patch @@ -0,0 +1,11 @@ +diff -Nur linux-2.6.29.1.orig/scripts/Makefile.headersinst linux-2.6.29.1/scripts/Makefile.headersinst +--- linux-2.6.29.1.orig/scripts/Makefile.headersinst 2009-04-02 22:55:27.000000000 +0200 ++++ linux-2.6.29.1/scripts/Makefile.headersinst 2009-04-17 20:56:09.143476927 +0200 +@@ -65,7 +65,6 @@ + + targets += $(install-file) + $(install-file): scripts/headers_install.pl $(input-files) FORCE +- $(if $(unwanted),$(call cmd,remove),) + $(if $(wildcard $(dir $@)),,$(shell mkdir -p $(dir $@))) + $(call if_changed,install) + diff --git a/toolchain/kernel-headers/patches/2.6.35/etrax-header.patch b/toolchain/kernel-headers/patches/2.6.35/etrax-header.patch new file mode 100644 index 000000000..3672cf60b --- /dev/null +++ b/toolchain/kernel-headers/patches/2.6.35/etrax-header.patch @@ -0,0 +1,73 @@ +diff -Nur linux-2.6.31.4.orig/arch/cris/include/arch-v10/arch/Kbuild linux-2.6.31.4/arch/cris/include/arch-v10/arch/Kbuild +--- linux-2.6.31.4.orig/arch/cris/include/arch-v10/arch/Kbuild 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/arch/cris/include/arch-v10/arch/Kbuild 2009-10-25 09:57:06.167232146 +0100 +@@ -1,4 +1,9 @@ ++header-y += dma.h ++header-y += io_interface_mux.h + header-y += user.h + header-y += svinto.h + header-y += sv_addr_ag.h + header-y += sv_addr.agh ++header-y += elf.h ++header-y += page.h ++header-y += ptrace.h +diff -Nur linux-2.6.31.4.orig/arch/cris/include/arch-v32/arch/Kbuild linux-2.6.31.4/arch/cris/include/arch-v32/arch/Kbuild +--- linux-2.6.31.4.orig/arch/cris/include/arch-v32/arch/Kbuild 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/arch/cris/include/arch-v32/arch/Kbuild 2009-10-25 09:57:06.167232146 +0100 +@@ -1,2 +1,6 @@ + header-y += user.h + header-y += cryptocop.h ++header-y += elf.h ++header-y += page.h ++header-y += ptrace.h ++ +diff -Nur linux-2.6.31.4.orig/arch/cris/include/asm/Kbuild linux-2.6.31.4/arch/cris/include/asm/Kbuild +--- linux-2.6.31.4.orig/arch/cris/include/asm/Kbuild 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/arch/cris/include/asm/Kbuild 2009-10-25 09:57:06.167232146 +0100 +@@ -1,11 +1,14 @@ + include include/asm-generic/Kbuild.asm + +-header-y += arch-v10/ +-header-y += arch-v32/ ++header-y += ../arch-v10/arch/ ++header-y += ../arch-v32/arch/ + ++header-y += elf.h + header-y += ethernet.h + header-y += rtc.h + header-y += sync_serial.h ++header-y += page.h ++header-y += user.h + + unifdef-y += etraxgpio.h + unifdef-y += rs485.h +diff -Nur linux-2.6.31.4.orig/include/asm-generic/Kbuild linux-2.6.31.4/include/asm-generic/Kbuild +--- linux-2.6.31.4.orig/include/asm-generic/Kbuild 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/include/asm-generic/Kbuild 2009-10-25 10:00:20.743354404 +0100 +@@ -3,12 +3,15 @@ + header-y += errno-base.h + header-y += errno.h + header-y += fcntl.h ++header-y += getorder.h + header-y += ioctl.h + header-y += ioctls.h + header-y += ipcbuf.h ++header-y += memory_model.h + header-y += mman-common.h + header-y += mman.h + header-y += msgbuf.h ++header-y += page.h + header-y += param.h + header-y += poll.h + header-y += posix_types.h +diff -Nur linux-2.6.31.4.orig/include/linux/Kbuild linux-2.6.31.4/include/linux/Kbuild +--- linux-2.6.31.4.orig/include/linux/Kbuild 2009-10-12 22:15:40.000000000 +0200 ++++ linux-2.6.31.4/include/linux/Kbuild 2009-10-25 09:57:06.207234174 +0100 +@@ -160,6 +160,7 @@ + header-y += udf_fs_i.h + header-y += ultrasound.h + header-y += un.h ++header-y += user.h + header-y += utime.h + header-y += veth.h + header-y += videotext.h diff --git a/toolchain/kernel-headers/patches/2.6.35/linux-gcc-check.patch b/toolchain/kernel-headers/patches/2.6.35/linux-gcc-check.patch new file mode 100644 index 000000000..7cc381845 --- /dev/null +++ b/toolchain/kernel-headers/patches/2.6.35/linux-gcc-check.patch @@ -0,0 +1,18 @@ +diff -Nur linux-2.6.32.orig/arch/mips/include/asm/sgidefs.h linux-2.6.32/arch/mips/include/asm/sgidefs.h +--- linux-2.6.32.orig/arch/mips/include/asm/sgidefs.h 2009-12-03 04:51:21.000000000 +0100 ++++ linux-2.6.32/arch/mips/include/asm/sgidefs.h 2010-02-14 11:49:21.000000000 +0100 +@@ -11,14 +11,6 @@ + #define __ASM_SGIDEFS_H + + /* +- * Using a Linux compiler for building Linux seems logic but not to +- * everybody. +- */ +-#ifndef __linux__ +-#error Use a Linux compiler or give up. +-#endif +- +-/* + * Definitions for the ISA levels + * + * With the introduction of MIPS32 / MIPS64 instruction sets definitions diff --git a/toolchain/kernel-headers/patches/2.6.35/microperl.patch b/toolchain/kernel-headers/patches/2.6.35/microperl.patch new file mode 100644 index 000000000..2955b7421 --- /dev/null +++ b/toolchain/kernel-headers/patches/2.6.35/microperl.patch @@ -0,0 +1,24 @@ +diff -Nur linux-2.6.30.5.orig/scripts/headers_check.pl linux-2.6.30.5/scripts/headers_check.pl +--- linux-2.6.30.5.orig/scripts/headers_check.pl 2009-08-16 23:19:38.000000000 +0200 ++++ linux-2.6.30.5/scripts/headers_check.pl 2009-09-14 21:16:21.000000000 +0200 +@@ -18,7 +18,7 @@ + # + # 3) Check for leaked CONFIG_ symbols + +-use strict; ++#use strict; + + my ($dir, $arch, @files) = @ARGV; + +diff -Nur linux-2.6.30.5.orig/scripts/headers_install.pl linux-2.6.30.5/scripts/headers_install.pl +--- linux-2.6.30.5.orig/scripts/headers_install.pl 2009-08-16 23:19:38.000000000 +0200 ++++ linux-2.6.30.5/scripts/headers_install.pl 2009-09-14 21:16:11.000000000 +0200 +@@ -16,7 +16,7 @@ + # 2) Drop include of compiler.h + # 3) Drop all sections defined out by __KERNEL__ (using unifdef) + +-use strict; ++#use strict; + + my ($readdir, $installdir, $arch, @files) = @ARGV; + |