diff options
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/toolchain-external/Config.in | 27 | ||||
| -rw-r--r-- | toolchain/toolchain-external/ext-tool.mk | 67 |
2 files changed, 82 insertions, 12 deletions
diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in index 4dc45cd1b..94b8158a9 100644 --- a/toolchain/toolchain-external/Config.in +++ b/toolchain/toolchain-external/Config.in @@ -939,5 +939,32 @@ config BR2_TOOLCHAIN_EXTERNAL_GDB_SERVER_COPY Copy the gdbserver provided by the external toolchain to the target. +# When the FDPIC shared binary format is used, the corresponding libraries are +# always installed. When a different binary format is used, we offer the option +# of installing the FDPIC shared libraries. +config BR2_BFIN_INSTALL_FDPIC_SHARED + bool "Install FDPIC shared libraries" + depends on BR2_bfin && !BR2_BINFMT_FDPIC + help + The Linux kernel supports running both FDPIC and FLAT applications + concurrently if the binary format specific libraries are installed + properly. This option allows developer to install FDPIC libraries + into a buildroot rootfs image built with binary format that is not + FDPIC. + +# When the FLAT shared binary format is used, we force the installation +# of the corresponding libraries. When a different binary format is +# used, we offer the option of installing the FLAT shared libraries. +config BR2_BFIN_INSTALL_FLAT_SHARED + bool "Install FLAT shared libraries" if !BR2_BINFMT_FLAT_SHARED + depends on BR2_bfin + default y if BR2_BINFMT_FLAT_SHARED + help + The Linux kernel supports running both FDPIC and FLAT applications + concurrently if the binary format specific libraries are installed + properly. This option allows developer to install FLAT libraries + into a buildroot rootfs image built with binary format that is not + shared FLAT. + endif # BR2_TOOLCHAIN_EXTERNAL diff --git a/toolchain/toolchain-external/ext-tool.mk b/toolchain/toolchain-external/ext-tool.mk index 430b2bc57..e5dc8ed41 100644 --- a/toolchain/toolchain-external/ext-tool.mk +++ b/toolchain/toolchain-external/ext-tool.mk @@ -115,8 +115,12 @@ ifeq ($(TOOLCHAIN_EXTERNAL_DIR),) # if no path set, figure it out from path TOOLCHAIN_EXTERNAL_BIN:=$(shell dirname $(shell which $(TOOLCHAIN_EXTERNAL_PREFIX)-gcc)) else +ifeq ($(BR2_bfin),y) +TOOLCHAIN_EXTERNAL_BIN:=$(TOOLCHAIN_EXTERNAL_DIR)/$(TOOLCHAIN_EXTERNAL_PREFIX)/bin +else TOOLCHAIN_EXTERNAL_BIN:=$(TOOLCHAIN_EXTERNAL_DIR)/bin endif +endif TOOLCHAIN_EXTERNAL_CROSS=$(TOOLCHAIN_EXTERNAL_BIN)/$(TOOLCHAIN_EXTERNAL_PREFIX)- TOOLCHAIN_EXTERNAL_CC=$(TOOLCHAIN_EXTERNAL_CROSS)gcc @@ -326,17 +330,6 @@ $(TOOLCHAIN_EXTERNAL_DIR)/.extracted: $(DL_DIR)/$(TOOLCHAIN_EXTERNAL_SOURCE_1) $ $(TAR) $(TAR_STRIP_COMPONENTS)=3 --hard-dereference -C $(@D) $(TAR_OPTIONS) - $(INFLATE$(suffix $(TOOLCHAIN_EXTERNAL_SOURCE_2))) $(DL_DIR)/$(TOOLCHAIN_EXTERNAL_SOURCE_2) | \ $(TAR) $(TAR_STRIP_COMPONENTS)=3 --hard-dereference -C $(@D) $(TAR_OPTIONS) - -ifeq ($(TOOLCHAIN_EXTERNAL_PREFIX),bfin-uclinux) - rm -rf $(TOOLCHAIN_EXTERNAL_DIR)/bfin-linux-uclibc - mv $(TOOLCHAIN_EXTERNAL_DIR)/bfin-uclinux $(TOOLCHAIN_EXTERNAL_DIR)/tmp - mv $(TOOLCHAIN_EXTERNAL_DIR)/tmp/* $(TOOLCHAIN_EXTERNAL_DIR)/ - rmdir $(TOOLCHAIN_EXTERNAL_DIR)/tmp -else - rm -rf $(TOOLCHAIN_EXTERNAL_DIR)/bfin-uclinux - mv $(TOOLCHAIN_EXTERNAL_DIR)/bfin-linux-uclibc $(TOOLCHAIN_EXTERNAL_DIR)/tmp - mv $(TOOLCHAIN_EXTERNAL_DIR)/tmp/* $(TOOLCHAIN_EXTERNAL_DIR)/ - rmdir $(TOOLCHAIN_EXTERNAL_DIR)/tmp -endif $(Q)touch $@ else # Download and extraction of a toolchain @@ -475,9 +468,59 @@ $(STAMP_DIR)/ext-toolchain-installed: $(STAMP_DIR)/ext-toolchain-checked fi ; \ touch $@ +# Special installation target used on the Blackfin architecture when +# FDPIC is not the primary binary format being used, but the user has +# nonetheless requested the installation of the FDPIC libraries to the +# target filesystem. +$(STAMP_DIR)/ext-toolchain-bfin-fdpic-shared-installed: $(STAMP_DIR)/ext-toolchain-checked + $(Q)$(call MESSAGE,"Install external toolchain FDPIC libraries to target...") ; \ + FDPIC_EXTERNAL_CC=$(dir $(TOOLCHAIN_EXTERNAL_CC))/../../bfin-linux-uclibc/bin/bfin-linux-uclibc-gcc ; \ + FDPIC_LIBC_A_LOCATION=`readlink -f $$(LANG=C $${FDPIC_EXTERNAL_CC} $(TOOLCHAIN_EXTERNAL_CFLAGS) -print-file-name=libc.a)` ; \ + FDPIC_SYSROOT_DIR=`echo $${FDPIC_LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/(.*/)?libc\.a::'` ; \ + FDPIC_LIB_DIR=`echo $${FDPIC_LIBC_A_LOCATION} | sed -r -e 's:.*/usr/(lib(64)?)/(.*/)?libc.a:\1:'` ; \ + FDPIC_SUPPORT_LIB_DIR="" ; \ + if test `find $${FDPIC_SYSROOT_DIR} -name 'libstdc++.a' | wc -l` -eq 0 ; then \ + FDPIC_LIBSTDCPP_A_LOCATION=$$(LANG=C $${FDPIC_EXTERNAL_CC} $(TOOLCHAIN_EXTERNAL_CFLAGS) -print-file-name=libstdc++.a) ; \ + if [ -e "$${FDPIC_LIBSTDCPP_A_LOCATION}" ]; then \ + FDPIC_SUPPORT_LIB_DIR=`readlink -f $${FDPIC_LIBSTDCPP_A_LOCATION} | sed -r -e 's:libstdc\+\+\.a::'` ; \ + fi ; \ + fi ; \ + for libs in $(LIB_EXTERNAL_LIBS); do \ + $(call copy_toolchain_lib_root,$${FDPIC_SYSROOT_DIR},$${FDPIC_SUPPORT_LIB_DIR},$${FDPIC_LIB_DIR},$$libs,/lib); \ + done ; \ + for libs in $(USR_LIB_EXTERNAL_LIBS); do \ + $(call copy_toolchain_lib_root,$${FDPIC_SYSROOT_DIR},$${FDPIC_SUPPORT_LIB_DIR},$${FDPIC_LIB_DIR},$$libs,/usr/lib); \ + done ; \ + touch $@ + +# Special installation target used on the Blackfin architecture when +# shared FLAT is not the primary format being used, but the user has +# nonetheless requested the installation of the shared FLAT libraries +# to the target filesystem. The flat libraries are found and linked +# according to the index in name "libN.so". Index 1 is reserved for +# the standard C library. Customer libraries can use 4 and above. +$(STAMP_DIR)/ext-toolchain-bfin-shared-flat-installed: $(STAMP_DIR)/ext-toolchain-checked + $(Q)$(call MESSAGE,"Install external toolchain FLAT libraries to target...") ; \ + FLAT_EXTERNAL_CC=$(dir $(TOOLCHAIN_EXTERNAL_CC))../../bfin-uclinux/bin/bfin-uclinux-gcc ; \ + FLAT_LIBC_A_LOCATION=`$${FLAT_EXTERNAL_CC} $(TOOLCHAIN_EXTERNAL_CFLAGS) -mid-shared-library -print-file-name=libc`; \ + if [ -f $${FLAT_LIBC_A_LOCATION} -a ! -h $${FLAT_LIBC_A_LOCATION} ] ; then \ + $(INSTALL) -D $${FLAT_LIBC_A_LOCATION} $(TARGET_DIR)/lib/lib1.so; \ + fi ; \ + touch $@ + +TOOLCHAIN_EXTERNAL_INSTALL = $(STAMP_DIR)/ext-toolchain-installed + +ifeq ($(BR2_BFIN_INSTALL_FDPIC_SHARED),y) +TOOLCHAIN_EXTERNAL_INSTALL += $(STAMP_DIR)/ext-toolchain-bfin-fdpic-shared-installed +endif + +ifeq ($(BR2_BFIN_INSTALL_FLAT_SHARED),y) +TOOLCHAIN_EXTERNAL_INSTALL += $(STAMP_DIR)/ext-toolchain-bfin-shared-flat-installed +endif + # Build toolchain wrapper for preprocessor, C and C++ compiler, and setup # symlinks for everything else -$(HOST_DIR)/usr/bin/ext-toolchain-wrapper: $(STAMP_DIR)/ext-toolchain-installed +$(HOST_DIR)/usr/bin/ext-toolchain-wrapper: $(TOOLCHAIN_EXTERNAL_INSTALL) $(Q)$(call MESSAGE,"Building ext-toolchain wrapper") mkdir -p $(HOST_DIR)/usr/bin; cd $(HOST_DIR)/usr/bin; \ for i in $(TOOLCHAIN_EXTERNAL_CROSS)*; do \ |