[ltp] T40 cpufreq

Dan Borello linux-thinkpad@linux-thinkpad.org
Sun, 17 Aug 2003 11:39:10 -0500


On Sun, 2003-08-17 at 08:53, Alexander Gran wrote:
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> Am Samstag, 16. August 2003 23:04 schrieb Dan Borello:
> > I have apm support in my 2.4.21-ac4 kernel.  I also am using the cpufreq
> > support in the ac patches.  When I insmod the proper module,
> > speedstep_centrino I see a /proc/cpufreq.  I am able to change the
> > values and percentages of this file.  It seems that they do not take
> > affect.  /proc/cpuinfo continues to show the speed at which it was
> > booted with.  ACPI doesn't like to run so I have stopped trying to use
> > that.  Has anybody had sucess changing the cpufreq on these machines?
> 
> I'm using 2.6.0-test3 and cpufreq works fine (via sysfs). /proc/cpuinfo is 
> also updated.
> See http://zodiac.dnsalias.org/misc/t40.html if you like.
> 
> Alex
> - -- 
> Some operating systems are called `user friendly',
> 	Linux however is `expert friendly'.
> Encrypted Mails welcome.
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I will have to give 2.6.0 a shot again.  I am tempted by 2.6.0-test1-ac1
instead of 2.6.0-test3.  Not sure exactly what the diffrence is. 
Hopefully I should be able to get everything working with all the patchs
you point me to.

thanks,
dan