Re: [ACPI-sppt] Missing C states & thermal stuff on P4M

Re: [ACPI-sppt] Missing C states & thermal stuff on P4M

[Derek Broughton]

From: "Florian Streibelt" <acpi-FcBgPhobQO3YWZAotbjKIA@public.gmane.org>
>
> > > cpufreq: Intel(R) SpeedStep(TM) for this chipset not (yet) available.
> >
> > Not ACPI related, but indicating that there's no support for controlling
> > frequency in Linux.
>
> I think that means that the cpufreq kernel-patch is not able to control
> the processor speed. But ACPI may be able to do so.
>
> I have a Mobile Intel(R) Pentium(R) 4 - M CPU 2.00GHz and I am getting
> the same message, when using a kernel with that patch.
> But I am able to throttle the CPU via ACPI-Interface by doing
> echo "7" > /proc/acpi/processor/CPU/throttlin
> or any other number between 0-7.

In fact, his does appear to support throttling - so does my Celeron.  iirc, this
isn't frequency related, but I'm getting out of my depth now :-).

derek



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Re: Re: [ACPI-sppt] Missing C states & thermal stuff on P4M

[Ducrot Bruno]

On Mon, Jun 16, 2003 at 01:33:41PM -0300, Derek Broughton wrote:
> From: "Florian Streibelt" <acpi-FcBgPhobQO3YWZAotbjKIA@public.gmane.org>
> >
> > > > cpufreq: Intel(R) SpeedStep(TM) for this chipset not (yet) available.
> > >
> > > Not ACPI related, but indicating that there's no support for controlling
> > > frequency in Linux.

What about linux-2.4.21-ac1 ?  If this one do not work, could you
give the output a lspci -v ?  Thanks.

-- 
Ducrot Bruno

--  Which is worse:  ignorance or apathy?
--  Don't know.  Don't care.


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