[PATCH] Remove powermac support from ARCH=ppc

[Christoph Hellwig]

On Sat, Jan 14, 2006 at 10:28:15PM +1100, Paul Mackerras wrote:
> This patch makes it possible to build kernels for PReP and/or CHRP
> with ARCH=ppc by removing the (non-building) powermac support.
> It's now also possible to select PReP and CHRP independently.
> Powermac users should now build with ARCH=powerpc instead of
> ARCH=ppc.
> 
> This patch doesn't actually remove all the powermac files under
> arch/ppc, but they could go.
> 
> This means, BTW, that it will no longer be possible to build 32-bit
> kernels for Apple G5 machines.  Also, miboot users (are there any
> still?) are out of luck until I move the miboot stuff over to
> arch/powerpc/boot.

Can we please make arch/powerpc the defaul for native builds with uname
== ppc now that all interesting workstation class machines are supported
better by arch/powerpc?  Else this patch will be rather painfull for
those building their own kernels.