config/arch/alpha.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(+)
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# Alpha specific configuration file
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config ARCH_alpha
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    select ARCH_SUPPORT_CPU
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    select ARCH_SUPPORT_TUNE
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    help
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      The Alpha architecture.
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choice
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    bool
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    prompt "Variant"
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config ARCH_ALPHA_EV4
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    bool
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    prompt "EV4"
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config ARCH_ALPHA_EV45
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    bool
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    prompt "EV45"
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config ARCH_ALPHA_EV5
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    bool
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    prompt "EV5"
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config ARCH_ALPHA_EV56
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    bool
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    prompt "EV56"
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config ARCH_ALPHA_EV6
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    bool
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    prompt "EV6"
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config ARCH_ALPHA_EV67
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    bool
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    prompt "EV67"
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endchoice
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config ARCH_ALPHA_VARIANT
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    string
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    default "ev4"   if ARCH_ALPHA_EV4
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    default "ev45"  if ARCH_ALPHA_EV45
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    default "ev5"   if ARCH_ALPHA_EV5
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    default "ev56"  if ARCH_ALPHA_EV56
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    default "ev6"   if ARCH_ALPHA_EV6
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    default "ev67"  if ARCH_ALPHA_EV67
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config ARCH_CPU
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    default "ev4"   if ARCH_ALPHA_EV4
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    default "ev45"  if ARCH_ALPHA_EV45
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    default "ev5"   if ARCH_ALPHA_EV5
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    default "ev56"  if ARCH_ALPHA_EV56
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    default "ev6"   if ARCH_ALPHA_EV6
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    default "ev67"  if ARCH_ALPHA_EV67
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config ARCH_TUNE
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    default "ev4"   if ARCH_ALPHA_EV4
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    default "ev45"  if ARCH_ALPHA_EV45
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    default "ev5"   if ARCH_ALPHA_EV5
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    default "ev56"  if ARCH_ALPHA_EV56
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    default "ev6"   if ARCH_ALPHA_EV6
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    default "ev67"  if ARCH_ALPHA_EV67