From: Dominik B. <li...@do...> - 2004-12-30 13:22:18
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On Thu, Dec 30, 2004 at 12:07:23PM +0100, Bruno Ducrot wrote: > On Thu, Dec 30, 2004 at 11:30:03AM +0100, Dominik Brodowski wrote: > > On Thu, Dec 30, 2004 at 10:32:20AM +0100, Johan Vromans wrote: > > > Dominik Brodowski <li...@do...> writes: > > > > > > > Yes, indeed. These seem to be the right places for modification. > > > > > > Okay, will do. > > > > > > However, that brings up an interesting question: what guarantees that > > > the figures in the tables match the actual capabilities of the CPU? > > > Currently, it seems that my 1.5Ghz CPU is happily running at 1.6Ghz. > > > > Run "x86info --mhz" and you'll most probably see the CPU runs at 1.5GHz > > even though it is reported by ACPI as 1.6GHz. > > > > Its maybe possible to get MSR MSR_IA32_PERF_STATUS and decode it in > userspace? The decoding is already there in cpufrequtils//debug/i386/centrino-decode.c, someone just needs to adapt the MSR access as found in powernow-k8-decode.c in same directory :) Dominik |