Re: [PATCH 1/2] CPUFREQ: Enable acpi-cpufreq driver for VIA/Centaur CPUs

Michael S. Zick
2009-06-09T17:52:17Z

On Tue June 9 2009, Michael S. Zick wrote:
> On Mon June 8 2009, Matthew Garrett wrote:
> > On Mon, Jun 08, 2009 at 04:15:22PM -0500, Michael S. Zick wrote:
> >
> > > Phooey, close but no cigar - - -
> > >
> > > root@cb01:/sys/devices/system/cpu/cpu0/cpufreq# cat scaling_available_frequencies
> > > 1200000 1000000 800000 600000 400000
> > > root@cb01:/sys/devices/system/cpu/cpu0/cpufreq# cat stats/time_in_state
> > > 1200000 3281
> > > 1000000 120
> > > 800000 130
> > > 600000 234
> > > 400000 52980
> > > root@cb01:/sys/devices/system/cpu/cpu0/cpufreq
> > >
> > > It loads, it appears to work, but that lowest 400Mhz has ACPI entries
> > > even though this is a 600Mhz..1200Mhz chip.
> >
> > If the BIOS tables claim it then it's likely Windows uses it on the same
> > hardware. What's the stability like with the ACPI code?
> >
>
> Too soon to say - those where first results (about par with "it boots"). ;)
>
> Will be poking at this machine more today -
>

Naw - e_powersaver does a better job and consistently provides
nearly an order of magnitude better up-time.

Guess I'll go back to reading/auditing e_powersaver. ;)

Mike
> * * * *
>
> I do not have a copy of any proprietary operating system to compare with
> on this machine.
>
> You could use the search features of this forum:
> http://forum.netbookuser.com/index.php
> to look for windows problem reports/discussions.
>
> That forum was active since the machine was announced and included
> members from Everex. If there where windows problems, they are
> in there somewhere.
>
> Mike
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