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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(+) 
     1 # Alpha specific configuration file

     2 

     3 config ARCH_alpha

     4     select ARCH_SUPPORT_CPU

     5     select ARCH_SUPPORT_TUNE

     6     help

     7       The Alpha architecture.

     8 

     9 choice

    10     bool

    11     prompt "Variant"

    12 

    13 config ARCH_ALPHA_EV4

    14     bool

    15     prompt "EV4"

    16 

    17 config ARCH_ALPHA_EV45

    18     bool

    19     prompt "EV45"

    20 

    21 config ARCH_ALPHA_EV5

    22     bool

    23     prompt "EV5"

    24 

    25 config ARCH_ALPHA_EV56

    26     bool

    27     prompt "EV56"

    28 

    29 config ARCH_ALPHA_EV6

    30     bool

    31     prompt "EV6"

    32 

    33 config ARCH_ALPHA_EV67

    34     bool

    35     prompt "EV67"

    36 

    37 endchoice

    38 

    39 config ARCH_ALPHA_VARIANT

    40     string

    41     default "ev4"   if ARCH_ALPHA_EV4

    42     default "ev45"  if ARCH_ALPHA_EV45

    43     default "ev5"   if ARCH_ALPHA_EV5

    44     default "ev56"  if ARCH_ALPHA_EV56

    45     default "ev6"   if ARCH_ALPHA_EV6

    46     default "ev67"  if ARCH_ALPHA_EV67

    47 

    48 config ARCH_CPU

    49     default "ev4"   if ARCH_ALPHA_EV4

    50     default "ev45"  if ARCH_ALPHA_EV45

    51     default "ev5"   if ARCH_ALPHA_EV5

    52     default "ev56"  if ARCH_ALPHA_EV56

    53     default "ev6"   if ARCH_ALPHA_EV6

    54     default "ev67"  if ARCH_ALPHA_EV67

    55 

    56 config ARCH_TUNE

    57     default "ev4"   if ARCH_ALPHA_EV4

    58     default "ev45"  if ARCH_ALPHA_EV45

    59     default "ev5"   if ARCH_ALPHA_EV5

    60     default "ev56"  if ARCH_ALPHA_EV56

    61     default "ev6"   if ARCH_ALPHA_EV6

    62     default "ev67"  if ARCH_ALPHA_EV67
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