Re: [PATCH 1/2] v4 x86/mrst: add cpu type detection

From: Thomas Gleixner
Date: Wed May 19 2010 - 06:19:26 EST

On Wed, 19 May 2010, jacob pan wrote:
> > Aside of that wouldn't it make more sense to do the chip
> > identification only once from mrst_init() and cache the result and
> > change mrst_identify_cpu()
> >
> the problem is again the ordering of cpuid, boot_cpu_data is not available
> by the time we call x86_mrst_early_setup(). I can move it to mrst_time_init()

Hmm, right.

> but not very ideal. Unless we go back to do cpuid directly in the v1 patch :).

x86_init.oem.arch_setup() is the point where you can do that, that's
called after early_cpu_init() which fills boot_cpu_data. It's way
before the first user of mrst_chip.



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