fr-v: allow to build a uClibc-ng toolchain

4 files changed, 104 insertions, 9 deletions

diff --git a/target/frv/Makefile b/target/frv/Makefile
index 03afae8f0..4935ff2c4 100644
--- a/target/frv/Makefile
+++ b/target/frv/Makefile
@@ -5,3 +5,56 @@ include $(ADK_TOPDIR)/rules.mk
 include $(ADK_TOPDIR)/mk/kernel-build.mk
 include $(ADK_TOPDIR)/mk/image.mk
 
+KERNEL:=$(LINUX_DIR)/$(ADK_TARGET_KERNEL)
+
+# target helper text
+ifeq ($(ADK_TARGET_FS),archive)
+targethelp:
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSTARBALL)"
+endif
+ifeq ($(ADK_TARGET_FS),initramfs)
+targethelp:
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo 'The initramfs image is: ${FW_DIR}/${INITRAMFS}'
+endif
+ifeq ($(ADK_TARGET_FS),initramfsarchive)
+targethelp:
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSUSERTARBALL)"
+endif
+ifeq ($(ADK_TARGET_FS),initramfspiggyback)
+targethelp:
+	@echo 'The kernel+initramfs file is: $(FW_DIR)/${TARGET_KERNEL}'
+ifeq ($(ADK_TARGET_SIM),y)
+	@echo "Run the simulator via:"
+	@echo '$(TARGET_CROSS)run --environment operating --model fr400 $(FW_DIR)/$(TARGET_KERNEL)'
+endif
+endif
+ifeq ($(ADK_TARGET_FS),nfsroot)
+targethelp:
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSUSERTARBALL)"
+endif
+
+kernel-strip:
+	@cp $(KERNEL) $(BUILD_DIR)/$(TARGET_KERNEL)
+
+kernel-install: kernel-strip
+	@cp $(BUILD_DIR)/$(TARGET_KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
+
+# filesystem specific targets
+ifeq ($(ADK_TARGET_FS),archive)
+imageinstall: $(FW_DIR)/$(ROOTFSTARBALL) targethelp
+endif
+ifeq ($(ADK_TARGET_FS),initramfs)
+imageinstall: kernel-install $(FW_DIR)/$(INITRAMFS) targethelp
+endif
+ifeq ($(ADK_TARGET_FS),initramfsarchive)
+imageinstall: kernel-install $(FW_DIR)/$(ROOTFSUSERTARBALL) targethelp
+endif
+ifeq ($(ADK_TARGET_FS),initramfspiggyback)
+imageinstall: createinitramfs targethelp
+endif
+ifeq ($(ADK_TARGET_FS),nfsroot)
+imageinstall: kernel-install $(FW_DIR)/$(ROOTFSUSERTARBALL) targethelp
+endif
diff --git a/target/frv/kernel/sim-frv b/target/frv/kernel/sim-frv
new file mode 100644
index 000000000..c52b4cc77
--- /dev/null
+++ b/target/frv/kernel/sim-frv
@@ -0,0 +1,13 @@
+CONFIG_FRV=y
+CONFIG_CPU_FR401=y
+CONFIG_UCPAGE_OFFSET_20000000=y
+CONFIG_BUG=y
+CONFIG_FRV_ONCPU_SERIAL=y
+CONFIG_SERIAL_EARLYCON=y
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_DEPRECATED_OPTIONS=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_8250_DMA=y
+CONFIG_SERIAL_8250_PCI=y
+CONFIG_SERIAL_8250_NR_UARTS=32
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
diff --git a/target/frv/systems/sim-frv b/target/frv/systems/sim-frv
new file mode 100644
index 000000000..70fea8f5c
--- /dev/null
+++ b/target/frv/systems/sim-frv
@@ -0,0 +1,8 @@
+config ADK_TARGET_SYSTEM_SIM_FRV
+	bool "GDB simulator"
+	select ADK_CPU_FRV
+	select ADK_TARGET_SIM
+	select ADK_TARGET_PACKAGE_TXZ
+	help
+	  FRV Simulator.
+
diff --git a/target/frv/uclibc-ng.config b/target/frv/uclibc-ng.config
index 20894cef6..13674c4a2 100644
--- a/target/frv/uclibc-ng.config
+++ b/target/frv/uclibc-ng.config
@@ -35,10 +35,7 @@ TARGET_frv=y
 TARGET_ARCH="frv"
 FORCE_OPTIONS_FOR_ARCH=y
 TARGET_SUBARCH=""
-# UCLIBC_FORMAT_FDPIC_ELF is not set
-UCLIBC_FORMAT_FLAT=y
-# UCLIBC_FORMAT_FLAT_SEP_DATA is not set
-# UCLIBC_FORMAT_SHARED_FLAT is not set
+UCLIBC_FORMAT_FDPIC_ELF=y
 ARCH_HAS_DEPRECATED_SYSCALLS=y
 ARCH_BIG_ENDIAN=y
 
@@ -63,11 +60,28 @@ HAVE_DOT_CONFIG=y
 # General Library Settings
 #
 DOPIC=y
-ARCH_HAS_NO_SHARED=y
-ARCH_HAS_NO_LDSO=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=y
+LDSO_SAFE_RUNPATH=y
+LDSO_SEARCH_INTERP_PATH=y
+LDSO_LD_LIBRARY_PATH=y
+LDSO_NO_CLEANUP=y
 UCLIBC_CTOR_DTOR=y
-HAS_NO_THREADS=y
-# UCLIBC_HAS_LINUXTHREADS is not set
+# LDSO_GNU_HASH_SUPPORT is not set
+# HAS_NO_THREADS is not set
+UCLIBC_HAS_LINUXTHREADS=y
+UCLIBC_HAS_THREADS=y
+PTHREADS_DEBUG_SUPPORT=y
 UCLIBC_HAS_SYSLOG=y
 UCLIBC_HAS_LFS=y
 UCLIBC_HAS_OBSTACK=y
@@ -202,10 +216,13 @@ HARDWIRED_ABSPATH=y
 #
 # Security options
 #
+# UCLIBC_BUILD_PIE is not set
 UCLIBC_HAS_ARC4RANDOM=y
 # ARC4RANDOM_USES_NODEV is not set
 # UCLIBC_HAS_SSP is not set
-UCLIBC_BUILD_NOEXECSTACK=y
+# UCLIBC_BUILD_RELRO is not set
+# UCLIBC_BUILD_NOW is not set
+# UCLIBC_BUILD_NOEXECSTACK is not set
 
 #
 # Development/debugging options
@@ -213,9 +230,13 @@ UCLIBC_BUILD_NOEXECSTACK=y
 CROSS_COMPILER_PREFIX=""
 UCLIBC_EXTRA_CFLAGS=""
 # DODEBUG is not set
+# DODEBUG_PT 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
 # DOMULTI is not set