config/arch/arm.in
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Oct 14 17:42:10 2008 +0000 (2008-10-14)
changeset 929 7c958fb04f28
parent 898 fe3eda71a9d0
child 1345 27fec561af53
permissions -rw-r--r--
Sample config for e500v2 toolchain

On Tuesday 14 October 2008 17:05:31 Nate Case wrote:
> This is a sample config file for Freescale e500v2 processors (e.g.,
> MPC8548, MPC8572). It uses eglibc (for e500/SPE patches) and a recent
> gcc (4.3.1, for e500v2 DPFP support) and will generate appropriate
> dual-precision floating point instructions by default.
>
> Note: If building a Linux kernel with this toolchain, you will want to
> make sure -mno-spe AND -mspe=no are passed to gcc to prevent SPE
> ABI/instructions from getting into the kernel (which is currently
> unsupported). At this time, the kernel build system only passes
> -mno-spe by default (this should be fixed soon hopefully).
>
> A binutils snapshot is used to fix a bug present in 2.18 preventing
> U-Boot from being compiled (CodeSourcery issue #2297: internal.h
> (ELF_IS_SECTION_IN_SEGMENT): Adjust to cope with segments at the end of
> memory).

Obsoletes the powerpc-unknown-linux-gnuspe sample, so remove it.

/trunk/samples/powerpc-e500v2-linux-gnuspe/crosstool.config | 307 307 0 0 +++++++++++++++++++
1 file changed, 307 insertions(+)
     1 # ARM specific configuration file
     2 
     3 config ARCH_arm
     4     select ARCH_SUPPORTS_BOTH_ENDIAN
     5     select ARCH_DEFAULT_LE
     6     select ARCH_SUPPORT_ARCH
     7     select ARCH_SUPPORT_CPU
     8     select ARCH_SUPPORT_TUNE
     9     select ARCH_SUPPORT_FPU
    10     help
    11       The ARM architecture, as defined by:
    12         http://www.arm.com/
    13 
    14 config ARCH_ARM_EABI
    15     bool
    16     prompt "Use EABI"
    17     default n
    18     help
    19       Set up the toolchain so that it generates EABI-compliant binaries.
    20 
    21 config ARCH_ARM_ABI_OK
    22     bool
    23     default y
    24     depends on ! ARCH_ARM_EABI
    25     select ARCH_SUPPORT_ABI
    26