X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=toolchain%2FConfig.in;h=ab684bb578783ab5ca6911e2cbd8d8fc42e37698;hp=7fa32566d65b9e3df6bbd5f1d7c00a71efecba89;hb=6e59c2e24965ee017fd6288899e4405414ca9fba;hpb=af30c372ef7a1776ed25d77a6c8382699d4adb1d diff --git a/toolchain/Config.in b/toolchain/Config.in index 7fa32566d6..ab684bb578 100644 --- a/toolchain/Config.in +++ b/toolchain/Config.in @@ -10,8 +10,61 @@ menuconfig TOOLCHAINOPTS bool "Toolchain Options" if DEVEL depends !NATIVE_TOOLCHAIN +menuconfig EXTRA_TARGET_ARCH + bool + prompt "Enable an extra toolchain target architecture" if TOOLCHAINOPTS + default n + help + Some builds may require a 'biarch' toolchain. This option + allows you to specify an additional target arch. + + Most people will answer N here. + + config EXTRA_TARGET_ARCH_NAME + string + prompt "Extra architecture name" if EXTRA_TARGET_ARCH + help + Specify the cpu name (eg powerpc64 or x86_64) of the + additional target architecture. + + config EXTRA_TARGET_ARCH_OPTS + string + prompt "Extra architecture compiler options" if EXTRA_TARGET_ARCH + help + If you're specifying an addition target architecture, + you'll probably need to also provide options to make + the compiler use this alternate arch. + + For example, if you're building a compiler that can build + both powerpc and powerpc64 binaries, you'll need to + specify -m64 here. + source "toolchain/binutils/Config.in" source "toolchain/gcc/Config.in" + +choice + prompt "LIBC implementation" if TOOLCHAINOPTS + default USE_UCLIBC + help + Select the LIBC implementation. + + config USE_EGLIBC + bool "Use eglibc" + depends !avr32 + select NO_STRIP + + config USE_GLIBC + bool "Use glibc" + depends !avr32 + select NO_STRIP + + config USE_UCLIBC + bool "Use uClibc" + +endchoice + +source "toolchain/eglibc/Config.in" +source "toolchain/glibc/Config.in" source "toolchain/uClibc/Config.in" config GDB @@ -39,7 +92,7 @@ config SOFT_FLOAT bool prompt "Use software floating point by default" if TOOLCHAINOPTS default y - depends on arm || armeb || powerpc + depends on (arm || armeb || powerpc) && !HAS_FPU help If your target CPU does not have a Floating Point Unit (FPU) or a kernel FPU emulator, but you still wish to support floating point @@ -54,11 +107,42 @@ config TARGET_OPTIMIZATION default "-O2 -pipe -march=i686 -funit-at-a-time" if TARGET_x86_mediacenter default "-O2 -pipe -march=i486 -funit-at-a-time" if TARGET_x86 default "-Os -pipe -march=i486 -funit-at-a-time" if TARGET_rdc + default "-Os -pipe -march=i486 -funit-at-a-time" if TARGET_uml && i386 + default "-Os -pipe -march=athlon64 -funit-at-a-time" if TARGET_uml && x86_64 + default "-Os -pipe -mips32r2 -mtune=mips32r2 -funit-at-a-time" if TARGET_ar71xx default "-Os -pipe -mips32 -mtune=mips32 -funit-at-a-time" if mipsel || mips - default "-Os -pipe -mabi=aapcs-linux -march=armv5te -mtune=xscale -funit-at-a-time" if armeb || arm + default "-Os -pipe -march=armv5te -mtune=xscale -funit-at-a-time" if TARGET_ixp4xx || TARGET_iop32x || TARGET_pxa || TARGET_orion + default "-Os -pipe -march=armv4 -mtune=arm9tdmi -funit-at-a-time" if TARGET_storm default "-Os -pipe -funit-at-a-time" help Optimizations to use when building for the target host. +config USE_UCLIBC + bool + default y if !TOOLCHAINOPTS + source "toolchain/gcc/Config.version" + +source "toolchain/eglibc/Config.version" +source "toolchain/glibc/Config.version" source "toolchain/uClibc/Config.version" + +config LIBC + string + default "eglibc" if USE_EGLIBC + default "glibc" if USE_GLIBC + default "uClibc" if USE_UCLIBC + +config LIBC_VERSION + string + default EGLIBC_VERSION if USE_EGLIBC + default GLIBC_VERSION if USE_GLIBC + default UCLIBC_VERSION if USE_UCLIBC + +config TARGET_SUFFIX + string + default "gnueabi" if (USE_EGLIBC || USE_GLIBC) && EABI_SUPPORT + default "gnu" if (USE_EGLIBC || USE_GLIBC) && !EABI_SUPPORT + default "uclibcgnueabi" if USE_UCLIBC && EABI_SUPPORT + default "uclibc" if USE_UCLIBC && !EABI_SUPPORT +