[ccan] [PATCH] cpuid: new module

[Ahmed Samy]

On Mon, Sep 23, 2013 at 11:33 AM, David Gibson
<david at gibson.dropbear.id.au>wrote:

> > For a compiler magic, we can test with ${shell "arch -m"} maybe?
>
> That might work.  I don't know if ccan has support for
> cross-compiling, in which case you'd need to check target arch, rather
> than host arch.
>
> I'm not sure if it does support cross-compiling either, but for a
temporary thing we could do:

   TARGETARCH=i386
   WITH_CPUID="no"
   ifeq ($(ARCH}, i386)
           WITH_CPUID="yes"
   endif

Also test for x86_64 but that's probably not the most effecient way, will
wait for Rusty's comeback or a better suggestion.
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