riscv64: use upstream Linux kernel

3 files changed, 276 insertions, 13 deletions

diff --git a/target/riscv32/Makefile b/target/riscv32/Makefile
index 9b268093a..37750d763 100644
--- a/target/riscv32/Makefile
+++ b/target/riscv32/Makefile
@@ -5,15 +5,35 @@ include $(ADK_TOPDIR)/rules.mk
 include $(ADK_TOPDIR)/mk/kernel-build.mk
 include $(ADK_TOPDIR)/mk/image.mk
 
-KERNEL:=$(LINUX_DIR)/vmlinux
-OSTRIP:=-R .reginfo -R .notes -R .note -R .comment -R .mdebug -R .note.gnu.build-id
-QEMU_ARGS:=-nographic
+KERNEL:=$(LINUX_DIR)/arch/riscv/boot/Image
+QEMU_ARGS:=-M virt -m 256 -nographic -device loader,file=$(FW_DIR)/$(TARGET_KERNEL),addr=0x80200000 
+ifeq ($(ADK_TARGET_QEMU_WITH_VIRTIO),y)
+QEMU_ARGS+=-netdev user,id=eth0 -device virtio-net-device,netdev=eth0
+endif
+ifeq ($(ADK_TARGET_FS),archive)
+QEMU_ARGS+=-device virtio-blk-device,drive=vda -drive file=qemu-${ADK_TARGET_CPU_ARCH}.img,if=none,id=vda,format=raw
+endif
 
 # target helper text
+ifeq ($(ADK_TARGET_FS),archive)
+targethelp:
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSTARBALL)"
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo "Use following command to create a QEMU Image:"
+	@echo "./scripts/create.sh qemu-${ADK_TARGET_CPU_ARCH}.img $(FW_DIR)/$(ROOTFSTARBALL)"
+	@echo "Start qemu with following options:"
+	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/fw_jump.elf'
+endif
+endif
 ifeq ($(ADK_TARGET_FS),initramfs)
 targethelp:
 	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
 	@echo 'The initramfs image is: ${FW_DIR}/${INITRAMFS}'
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo "Start qemu with following command line:"
+	@echo 'qemu-system-riscv32 ${QEMU_ARGS} -kernel $(FW_DIR)/fw_jump.elf -initrd ${FW_DIR}/${INITRAMFS}'
+endif
 endif
 ifeq ($(ADK_TARGET_FS),initramfsarchive)
 targethelp:
@@ -23,23 +43,24 @@ endif
 ifeq ($(ADK_TARGET_FS),initramfspiggyback)
 targethelp:
 	@echo 'The kernel+initramfs file is: $(FW_DIR)/${TARGET_KERNEL}'
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo "Start qemu with following command line:"
+	@echo 'qemu-system-riscv32 ${QEMU_ARGS} -kernel $(FW_DIR)/fw_jump.elf'
+endif
 endif
 
 kernel-strip:
-	$(TARGET_CROSS)objcopy $(OSTRIP) -S $(KERNEL) $(BUILD_DIR)/$(TARGET_KERNEL)
 
 kernel-install: kernel-strip
-	 @cp $(BUILD_DIR)/$(TARGET_KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
+	 @cp $(KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
 
 bbl:
-	@mkdir -p $(BUILD_DIR)/bbl
-	@rm -rf $(BUILD_DIR)/riscv-pk
-	(cd $(BUILD_DIR)/ && git clone https://github.com/riscv/riscv-pk.git)
-	(cd $(BUILD_DIR)/bbl && PATH='$(HOST_PATH)' ../riscv-pk/configure \
-		--host=$(GNU_TARGET_NAME) --target=$(GNU_TARGET_NAME) \
-		--with-payload=$(FW_DIR)/$(TARGET_KERNEL))
-	(cd $(BUILD_DIR)/bbl && PATH='$(HOST_PATH)' make)
-	cp $(BUILD_DIR)/bbl/bbl $(FW_DIR)/$(TARGET_KERNEL).bbl
+	@rm -rf $(BUILD_DIR)/opensbi
+	(cd $(BUILD_DIR)/ && git clone https://github.com/riscv/opensbi.git)
+	(cd $(BUILD_DIR)/opensbi && PATH='$(HOST_PATH)' \
+		CROSS_COMPILE=$(GNU_TARGET_NAME)- \
+		PLATFORM=qemu/virt make)
+	cp $(BUILD_DIR)/opensbi/build/platform/qemu/virt/firmware/fw_jump.elf $(FW_DIR)
 
 # filesystem specific targets
 ifeq ($(ADK_TARGET_FS),initramfs)
diff --git a/target/riscv32/systems/qemu-riscv32 b/target/riscv32/systems/qemu-riscv32
index 28f40004e..a9f1d9ce2 100644
--- a/target/riscv32/systems/qemu-riscv32
+++ b/target/riscv32/systems/qemu-riscv32
@@ -2,6 +2,7 @@ config ADK_TARGET_SYSTEM_QEMU_RISCV32
 	bool "Qemu Emulator"
 	select ADK_TARGET_QEMU
 	select ADK_TARGET_CPU_RISCV32
+	select ADK_TARGET_KERNEL_IMAGE
 	help
 	  Qemu Emulator for RISCV32 architecture.
 
diff --git a/target/riscv32/uclibc-ng.config b/target/riscv32/uclibc-ng.config
new file mode 100644
index 000000000..520ff6f8e
--- /dev/null
+++ b/target/riscv32/uclibc-ng.config
@@ -0,0 +1,241 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# uClibc-ng 1.0.32 C Library Configuration
+#
+# TARGET_aarch64 is not set
+# TARGET_alpha is not set
+# TARGET_arc is not set
+# TARGET_arm is not set
+# TARGET_avr32 is not set
+# TARGET_bfin is not set
+# TARGET_c6x is not set
+# TARGET_cris is not set
+# TARGET_csky is not set
+# TARGET_frv is not set
+# TARGET_h8300 is not set
+# TARGET_hppa is not set
+# TARGET_i386 is not set
+# TARGET_ia64 is not set
+# TARGET_lm32 is not set
+# TARGET_m68k is not set
+# TARGET_metag is not set
+# TARGET_microblaze is not set
+# TARGET_mips is not set
+# TARGET_nds32 is not set
+# TARGET_nios2 is not set
+# TARGET_or1k is not set
+# TARGET_powerpc is not set
+TARGET_riscv32=y
+# TARGET_riscv64 is not set
+# TARGET_sh is not set
+# TARGET_sparc is not set
+# TARGET_sparc64 is not set
+# TARGET_tile is not set
+# TARGET_x86_64 is not set
+# TARGET_xtensa is not set
+
+#
+# Target Architecture Features and Options
+#
+TARGET_ARCH="riscv32"
+FORCE_OPTIONS_FOR_ARCH=y
+TARGET_SUBARCH=""
+
+#
+# Using ELF file format
+#
+ARCH_LITTLE_ENDIAN=y
+
+#
+# Using Little Endian
+#
+ARCH_HAS_MMU=y
+ARCH_USE_MMU=y
+UCLIBC_HAS_FLOATS=y
+UCLIBC_HAS_FPU=y
+DO_C99_MATH=y
+DO_XSI_MATH=y
+UCLIBC_HAS_LONG_DOUBLE_MATH=y
+KERNEL_HEADERS=""
+HAVE_DOT_CONFIG=y
+
+#
+# General Library Settings
+#
+DOPIC=y
+HAVE_SHARED=y
+# FORCE_SHAREABLE_TEXT_SEGMENTS is not set
+LDSO_LDD_SUPPORT=y
+LDSO_CACHE_SUPPORT=y
+LDSO_PRELOAD_ENV_SUPPORT=y
+# LDSO_PRELOAD_FILE_SUPPORT is not set
+LDSO_BASE_FILENAME="ld.so"
+# LDSO_STANDALONE_SUPPORT is not set
+# LDSO_PRELINK_SUPPORT is not set
+UCLIBC_STATIC_LDCONFIG=y
+LDSO_RUNPATH=y
+# LDSO_RUNPATH_OF_EXECUTABLE is not set
+LDSO_SAFE_RUNPATH=y
+LDSO_SEARCH_INTERP_PATH=y
+LDSO_LD_LIBRARY_PATH=y
+UCLIBC_CTOR_DTOR=y
+# LDSO_GNU_HASH_SUPPORT is not set
+# HAS_NO_THREADS is not set
+# UCLIBC_HAS_LINUXTHREADS is not set
+UCLIBC_HAS_THREADS_NATIVE=y
+UCLIBC_HAS_THREADS=y
+UCLIBC_HAS_TLS=y
+# PTHREADS_DEBUG_SUPPORT is not set
+UCLIBC_HAS_SYSLOG=y
+UCLIBC_HAS_LFS=y
+# MALLOC is not set
+# MALLOC_SIMPLE is not set
+MALLOC_STANDARD=y
+UCLIBC_DYNAMIC_ATEXIT=y
+UCLIBC_HAS_UTMPX=y
+UCLIBC_HAS_UTMP=y
+UCLIBC_SUSV2_LEGACY=y
+UCLIBC_SUSV3_LEGACY=y
+# UCLIBC_SUSV3_LEGACY_MACROS is not set
+UCLIBC_SUSV4_LEGACY=y
+# UCLIBC_STRICT_HEADERS is not set
+# UCLIBC_HAS_STUBS is not set
+UCLIBC_HAS_SHADOW=y
+UCLIBC_HAS_PROGRAM_INVOCATION_NAME=y
+UCLIBC_HAS___PROGNAME=y
+UCLIBC_HAS_PTY=y
+ASSUME_DEVPTS=y
+UNIX98PTY_ONLY=y
+UCLIBC_HAS_GETPT=y
+UCLIBC_HAS_LIBUTIL=y
+UCLIBC_HAS_TM_EXTENSIONS=y
+UCLIBC_HAS_TZ_CACHING=y
+UCLIBC_HAS_TZ_FILE=y
+UCLIBC_HAS_TZ_FILE_READ_MANY=y
+UCLIBC_TZ_FILE_PATH="/etc/TZ"
+UCLIBC_FALLBACK_TO_ETC_LOCALTIME=y
+
+#
+# Advanced Library Settings
+#
+UCLIBC_PWD_BUFFER_SIZE=256
+UCLIBC_GRP_BUFFER_SIZE=256
+
+#
+# Support various families of functions
+#
+UCLIBC_LINUX_SPECIFIC=y
+UCLIBC_HAS_GNU_ERROR=y
+UCLIBC_BSD_SPECIFIC=y
+UCLIBC_HAS_BSD_ERR=y
+UCLIBC_HAS_OBSOLETE_BSD_SIGNAL=y
+# UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL is not set
+# UCLIBC_NTP_LEGACY is not set
+UCLIBC_SV4_DEPRECATED=y
+UCLIBC_HAS_REALTIME=y
+UCLIBC_HAS_ADVANCED_REALTIME=y
+UCLIBC_HAS_EPOLL=y
+UCLIBC_HAS_XATTR=y
+# UCLIBC_HAS_PROFILING is not set
+UCLIBC_HAS_CRYPT_IMPL=y
+UCLIBC_HAS_SHA256_CRYPT_IMPL=y
+UCLIBC_HAS_SHA512_CRYPT_IMPL=y
+UCLIBC_HAS_CRYPT=y
+UCLIBC_HAS_NETWORK_SUPPORT=y
+UCLIBC_HAS_SOCKET=y
+UCLIBC_HAS_IPV4=y
+UCLIBC_HAS_IPV6=y
+UCLIBC_USE_NETLINK=y
+UCLIBC_SUPPORT_AI_ADDRCONFIG=y
+UCLIBC_HAS_BSD_RES_CLOSE=y
+UCLIBC_HAS_COMPAT_RES_STATE=y
+# UCLIBC_HAS_EXTRA_COMPAT_RES_STATE is not set
+UCLIBC_HAS_RESOLVER_SUPPORT=y
+
+#
+# String and Stdio Support
+#
+UCLIBC_HAS_STRING_GENERIC_OPT=y
+UCLIBC_HAS_STRING_ARCH_OPT=y
+UCLIBC_HAS_STDIO_FUTEXES=y
+UCLIBC_HAS_CTYPE_TABLES=y
+UCLIBC_HAS_CTYPE_SIGNED=y
+# UCLIBC_HAS_CTYPE_UNSAFE is not set
+UCLIBC_HAS_CTYPE_CHECKED=y
+# UCLIBC_HAS_CTYPE_ENFORCED is not set
+UCLIBC_HAS_WCHAR=y
+# UCLIBC_HAS_LIBICONV is not set
+# UCLIBC_HAS_LIBINTL is not set
+# UCLIBC_HAS_LOCALE is not set
+# UCLIBC_HAS_HEXADECIMAL_FLOATS is not set
+UCLIBC_HAS_GLIBC_CUSTOM_PRINTF=y
+UCLIBC_PRINTF_SCANF_POSITIONAL_ARGS=9
+# UCLIBC_HAS_STDIO_BUFSIZ_256 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_512 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_1024 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_2048 is not set
+UCLIBC_HAS_STDIO_BUFSIZ_4096=y
+# UCLIBC_HAS_STDIO_BUFSIZ_8192 is not set
+UCLIBC_HAS_STDIO_BUILTIN_BUFFER_NONE=y
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_4 is not set
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_8 is not set
+# UCLIBC_HAS_STDIO_SHUTDOWN_ON_ABORT is not set
+UCLIBC_HAS_STDIO_GETC_MACRO=y
+UCLIBC_HAS_STDIO_PUTC_MACRO=y
+UCLIBC_HAS_STDIO_AUTO_RW_TRANSITION=y
+# UCLIBC_HAS_FOPEN_LARGEFILE_MODE is not set
+UCLIBC_HAS_FOPEN_EXCLUSIVE_MODE=y
+UCLIBC_HAS_FOPEN_CLOSEEXEC_MODE=y
+UCLIBC_HAS_GLIBC_CUSTOM_STREAMS=y
+UCLIBC_HAS_PRINTF_M_SPEC=y
+UCLIBC_HAS_ERRNO_MESSAGES=y
+# UCLIBC_HAS_SYS_ERRLIST is not set
+UCLIBC_HAS_SIGNUM_MESSAGES=y
+# UCLIBC_HAS_SYS_SIGLIST is not set
+UCLIBC_HAS_GNU_GETOPT=y
+UCLIBC_HAS_GETOPT_LONG=y
+UCLIBC_HAS_GNU_GETSUBOPT=y
+UCLIBC_HAS_ARGP=y
+
+#
+# Big and Tall
+#
+UCLIBC_HAS_REGEX=y
+UCLIBC_HAS_FNMATCH=y
+UCLIBC_HAS_WORDEXP=y
+UCLIBC_HAS_NFTW=y
+UCLIBC_HAS_FTW=y
+UCLIBC_HAS_FTS=y
+UCLIBC_HAS_GLOB=y
+UCLIBC_HAS_GNU_GLOB=y
+
+#
+# Library Installation Options
+#
+RUNTIME_PREFIX="/"
+DEVEL_PREFIX="/usr/"
+MULTILIB_DIR="lib"
+HARDWIRED_ABSPATH=y
+
+#
+# Security options
+#
+# UCLIBC_HAS_SSP is not set
+UCLIBC_BUILD_RELRO=y
+# UCLIBC_BUILD_NOW is not set
+UCLIBC_BUILD_NOEXECSTACK=y
+
+#
+# Development/debugging options
+#
+CROSS_COMPILER_PREFIX=""
+UCLIBC_EXTRA_CFLAGS=""
+# DODEBUG is not set
+# DOSTRIP is not set
+# DOASSERTS is not set
+# SUPPORT_LD_DEBUG is not set
+# SUPPORT_LD_DEBUG_EARLY is not set
+# UCLIBC_MALLOC_DEBUGGING is not set
+# UCLIBC_HAS_BACKTRACE is not set
+WARNINGS="-Wall"
+# EXTRA_WARNINGS is not set