Keir Fraser schrieb:
>
> On 14 Jun 2006, at 22:43, Langsdorf, Mark wrote:
>
>> Should I (as the powernow-k8 maintainer) be modifying this
>> code as we add new features? Most of it looks pretty safe,
>> but the new 2.00.00 driver uses different MSRs, and there
>> are other things coming up that will confuse things.
>
> One thing I'm a bit undecided on is whether MSR emulation is the right
> way to go, or whether we should just pull the low-level cpufreq drivers
> verbatim into Xen and then provide access to them via hypercalls. We
> could then have a paravirtual cpufreq driver added to Linux. This has
> the advantage that we have less new per-cpu-type code to maintain in Xen
> (we can more easily sync with cpufreq changes in Linux) but it does mean
> we change more Linux code and we'd want to be a bit careful not to make
> the hypercall interface too Linux specific (or too x86 specific).
Has this something to do with the private mail I sent to Keir Fraser?
I told him that the powernow-k8 support in dom0 seems to work, while in
domUs not. Second was that the shown Bogomips under /proc/cpuinfo never
changes from ~4000, even when the CPU was @ 800.
Regards
Christian
-- 
Tel.: 0641-2097252, Mobil: 0171-3611230
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