Messages in this thread | | | Date | Wed, 01 Oct 2008 17:57:56 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [RFC] CPUID usage for interaction between Hypervisors and Linux. |
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H. Peter Anvin wrote: > > Ah, if it was only that simple. Transmeta actually did this, but it's > not as useful as you think. >
For what it's worth, Transmeta's implementation used CPUID leaf 0x80860001.ECX to give the TSC frequency rounded to the nearest MHz. The caveat of spread-spectrum modulation applies.
-hpa
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