Re: Cyrix 6x86MX and Centaur C6 CPUs in 2.1.102
H. Peter Anvin (hpa@transmeta.com)
Wed, 20 May 1998 01:35:28 -0700 (PDT)
> > Actually, I vote keeping an internal kernel capabilities word
> > (separate from the CPUID status word). have_tsc and working_tsc can
> > be different bits in that word. 1 should always mean that a feature
> > is *present and functional*.
>
> IMHO it isn't a good idea as you would need to shuffle bits obtained
> from the CPUID capability flags as you can't simply AND them out, because
> new capabilities could appear on places where you have added Linux-private
> capabilities.
IMNSHO this is trivial overhead, and is all at boot time anyway.
-hpa
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