diff options
| -rw-r--r-- | toolchain/helpers.mk | 31 | ||||
| -rw-r--r-- | toolchain/toolchain-external/Config.in | 15 | ||||
| -rw-r--r-- | toolchain/toolchain-external/ext-tool.mk | 11 |
3 files changed, 47 insertions, 10 deletions
diff --git a/toolchain/helpers.mk b/toolchain/helpers.mk index 6e7f1f4c9..bb1ea9040 100644 --- a/toolchain/helpers.mk +++ b/toolchain/helpers.mk @@ -7,11 +7,30 @@ # directory to the target directory. Also optionaly strips the # library. # -# Most toolchains have their libraries either in /lib or /usr/lib -# relative to their ARCH_SYSROOT_DIR. Buildroot toolchains, however, -# have basic libraries in /lib, and libstdc++/libgcc_s in -# /usr/<target-name>/lib(64). Thanks to ARCH_LIB_DIR we also take into -# account toolchains that have the libraries in lib64 and usr/lib64. +# Most toolchains (CodeSourcery ones) have their libraries either in +# /lib or /usr/lib relative to their ARCH_SYSROOT_DIR, so we search +# libraries in: +# +# $${ARCH_LIB_DIR} +# usr/$${ARCH_LIB_DIR} +# +# Buildroot toolchains, however, have basic libraries in /lib, and +# libstdc++/libgcc_s in /usr/<target-name>/lib(64), so we also need to +# search libraries in: +# +# usr/$(TOOLCHAIN_EXTERNAL_PREFIX)/$${ARCH_LIB_DIR} +# +# Finally, Linaro toolchains have the libraries in lib/<target-name>/, +# so we need to search libraries in: +# +# $${ARCH_LIB_DIR}/$(TOOLCHAIN_EXTERNAL_PREFIX) +# +# Thanks to ARCH_LIB_DIR we also take into account toolchains that +# have the libraries in lib64 and usr/lib64. +# +# Please be very careful to check the major toolchain sources: +# Buildroot, Crosstool-NG, CodeSourcery and Linaro before doing any +# modification on the below logic. # # $1: arch specific sysroot directory # $2: library directory ('lib' or 'lib64') from which libraries must be copied @@ -25,7 +44,7 @@ copy_toolchain_lib_root = \ DESTDIR="$(strip $4)" ; \ \ LIBS=`(cd $${ARCH_SYSROOT_DIR}; \ - find -L $${ARCH_LIB_DIR} usr/$${ARCH_LIB_DIR} usr/$(TOOLCHAIN_EXTERNAL_PREFIX)/$${ARCH_LIB_DIR} \ + find -L $${ARCH_LIB_DIR} usr/$${ARCH_LIB_DIR} usr/$(TOOLCHAIN_EXTERNAL_PREFIX)/$${ARCH_LIB_DIR} $${ARCH_LIB_DIR}/$(TOOLCHAIN_EXTERNAL_PREFIX) \ -maxdepth 1 -name "$${LIB}.*" 2>/dev/null \ )` ; \ for FILE in $${LIBS} ; do \ diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in index f3f49e93a..9db5cb64e 100644 --- a/toolchain/toolchain-external/Config.in +++ b/toolchain/toolchain-external/Config.in @@ -3,6 +3,20 @@ if BR2_TOOLCHAIN_EXTERNAL choice prompt "Toolchain" +config BR2_TOOLCHAIN_EXTERNAL_LINARO_2012_01 + bool "Linaro 2012.01" + depends on BR2_arm + depends on BR2_cortex_a8 || BR2_cortex_a9 + select BR2_TOOLCHAIN_EXTERNAL_GLIBC + select BR2_INSTALL_LIBSTDCPP + help + Linaro toolchain for the ARM architecture. It uses Linaro + GCC 2012.01 (based on gcc 4.6), Linaro GDB 2011.12, eglibc + 2.13. It generates code that runs on all Cortex-A profile + devices, but tuned for the Cortex-A9. The code generated is + Thumb 2, with the softfp calling convention, and uses the + VFPv3-D16 FPU instructions. + config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201109 bool "Sourcery CodeBench ARM 2011.09" depends on BR2_arm @@ -433,6 +447,7 @@ config BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX config BR2_TOOLCHAIN_EXTERNAL_PREFIX string + default "arm-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_LINARO_2012_01 default "arm-none-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM2009Q3 default "arm-none-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM2010Q1 default "arm-none-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201009 diff --git a/toolchain/toolchain-external/ext-tool.mk b/toolchain/toolchain-external/ext-tool.mk index 8132caa4f..a638381d1 100644 --- a/toolchain/toolchain-external/ext-tool.mk +++ b/toolchain/toolchain-external/ext-tool.mk @@ -187,6 +187,9 @@ TOOLCHAIN_EXTERNAL_SOURCE=arm-2011.03-41-arm-none-linux-gnueabi-i686-pc-linux-gn else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201109),y) TOOLCHAIN_EXTERNAL_SITE=http://sourcery.mentor.com/public/gnu_toolchain/arm-none-linux-gnueabi/ TOOLCHAIN_EXTERNAL_SOURCE=arm-2011.09-70-arm-none-linux-gnueabi-i686-pc-linux-gnu.tar.bz2 +else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_LINARO_2012_01),y) +TOOLCHAIN_EXTERNAL_SITE=http://launchpad.net/linaro-toolchain-binaries/trunk/2012.01/+download/ +TOOLCHAIN_EXTERNAL_SOURCE=gcc-linaro-arm-linux-gnueabi-2012.01-20120125_linux.tar.bz2 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS44),y) TOOLCHAIN_EXTERNAL_SITE=http://sourcery.mentor.com/sgpp/lite/mips/portal/package7401/public/mips-linux-gnu/ TOOLCHAIN_EXTERNAL_SOURCE=mips-4.4-303-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2 @@ -286,7 +289,7 @@ $(STAMP_DIR)/ext-toolchain-checked: $(TOOLCHAIN_EXTERNAL_DEPENDENCIES) @echo "Checking external toolchain settings" $(Q)$(call check_cross_compiler_exists,$(TOOLCHAIN_EXTERNAL_CC)) $(Q)LIBC_A_LOCATION=`readlink -f $$(LANG=C $(TOOLCHAIN_EXTERNAL_CC) -print-file-name=libc.a)` ; \ - SYSROOT_DIR=`echo $${LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/libc\.a::'` ; \ + SYSROOT_DIR=`echo $${LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/(.*/)?libc\.a::'` ; \ if test -z "$${SYSROOT_DIR}" ; then \ @echo "External toolchain doesn't support --sysroot. Cannot use." ; \ exit 1 ; \ @@ -343,14 +346,14 @@ $(STAMP_DIR)/ext-toolchain-checked: $(TOOLCHAIN_EXTERNAL_DEPENDENCIES) $(STAMP_DIR)/ext-toolchain-installed: $(STAMP_DIR)/ext-toolchain-checked $(Q)LIBC_A_LOCATION=`readlink -f $$(LANG=C $(TOOLCHAIN_EXTERNAL_CC) -print-file-name=libc.a)` ; \ - SYSROOT_DIR=`echo $${LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/libc\.a::'` ; \ + SYSROOT_DIR=`echo $${LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/(.*/)?libc\.a::'` ; \ if test -z "$${SYSROOT_DIR}" ; then \ @echo "External toolchain doesn't support --sysroot. Cannot use." ; \ exit 1 ; \ fi ; \ ARCH_LIBC_A_LOCATION=`readlink -f $$(LANG=C $(TOOLCHAIN_EXTERNAL_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS) -print-file-name=libc.a)` ; \ - ARCH_SYSROOT_DIR=`echo $${ARCH_LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/libc\.a::'` ; \ - ARCH_LIB_DIR=`echo $${ARCH_LIBC_A_LOCATION} | sed -r -e 's:.*/usr/(lib(64)?)/libc.a:\1:'` ; \ + ARCH_SYSROOT_DIR=`echo $${ARCH_LIBC_A_LOCATION} | sed -r -e 's:usr/lib(64)?/(.*/)?libc\.a::'` ; \ + ARCH_LIB_DIR=`echo $${ARCH_LIBC_A_LOCATION} | sed -r -e 's:.*/usr/(lib(64)?)/(.*/)?libc.a:\1:'` ; \ ARCH_SUBDIR=`echo $${ARCH_SYSROOT_DIR} | sed -r -e "s:^$${SYSROOT_DIR}(.*)/$$:\1:"` ; \ mkdir -p $(TARGET_DIR)/lib ; \ echo "Copy external toolchain libraries to target..." ; \ |