Re: [PATCH] Make m68k cross compile like every other architecture.

From: Geert Uytterhoeven
Date: Thu Oct 11 2007 - 03:25:34 EST


On Wed, 10 Oct 2007, Rob Landley wrote:
> From: Rob Landley <rob@xxxxxxxxxxx>
>
> Rip out hardwired cross compiler name assumption that only m68k makes.
>
> Signed-off-by: Rob Landley <rob@xxxxxxxxxxx>
> ---
> When you cross compile, you have to set the prefix CROSS_COMPILE to your
> cross compiler prefix. You need to do this for all targets (arm, mips, ppc,
> x86-64 on x86, etc). This is not specific to m68k, and this value is
> supplied _to_ the build, not supplied _by_ the build.
>
> The build shouldn't unconditionally overwrite the existing value of this
> variable with one it makes up. It has no idea what I called my cross compiler.

The build does not unconditionally overwrite the existing value of this
variable. You can specify the name of your cross compiler like this:

make CROSS_COMPILE=m68k-linux-

BTW, m68k-linux-gnu- is the default name for a m68k cross compiler.

> arch/m68k/Makefile | 7 -------
> 1 file changed, 7 deletions(-)
>
> diff -r 79f0ea1e0e70 arch/m68k/Makefile
> --- a/arch/m68k/Makefile Tue Oct 09 21:00:40 2007 +0000
> +++ b/arch/m68k/Makefile Wed Oct 10 17:02:17 2007 -0500
> @@ -13,17 +13,10 @@
> # Copyright (C) 1994 by Hamish Macdonald
> #
>
> -# test for cross compiling
> -COMPILE_ARCH = $(shell uname -m)
> -
> # override top level makefile
> AS += -m68020
> LDFLAGS := -m m68kelf
> LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds
> -ifneq ($(COMPILE_ARCH),$(ARCH))
> - # prefix for cross-compiling binaries
> - CROSS_COMPILE = m68k-linux-gnu-
> -endif
>
> ifdef CONFIG_SUN3
> LDFLAGS_vmlinux = -N

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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