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(+)

 We know that the kernel headers are in place. Don't try to install them.

 diff -dur uClibc-0.9.28.1.orig/Makefile uClibc-0.9.28.1/Makefile

 --- uClibc-0.9.28.1.orig/Makefile	2007-01-28 06:38:00.000000000 +0100

 +++ uClibc-0.9.28.1/Makefile	2007-01-28 18:55:46.000000000 +0100

 @@ -158,12 +158,10 @@

  	$(INSTALL) -d $(PREFIX)$(DEVEL_PREFIX)lib

  	$(INSTALL) -d $(PREFIX)$(DEVEL_PREFIX)include

  	-$(INSTALL) -m 644 lib/*.[ao] $(PREFIX)$(DEVEL_PREFIX)lib/

 -	if [ "$(KERNEL_SOURCE)" = "$(DEVEL_PREFIX)" ] ; then \

 -		extra_exclude="--exclude include/linux --exclude include/asm'*'" ; \

 -	else \

 -		extra_exclude="" ; \

 -	fi ; \

 -	tar -chf - include --exclude .svn --exclude CVS $$extra_exclude \

 +	extra_exclude="--exclude include/linux --exclude include/asm'*'" ; \

 +	tar -chf - include --exclude .svn --exclude CVS \

 +	                   --exclude include/linux      \

 +	                   --exclude include/asm'*'     \

  		| tar -xf - -C $(PREFIX)$(DEVEL_PREFIX)

  ifneq ($(strip $(UCLIBC_HAS_FLOATS)),y)

  	# Remove floating point related headers since float support is disabled.