[ltp] T40 cpufreq
Alexander Gran
linux-thinkpad@linux-thinkpad.org
Mon, 18 Aug 2003 12:37:57 +0200
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Am Montag, 18. August 2003 04:03 schrieb Dan Borello:
> I am using your config for test2. I did get the mouse to work. Seems
> to be X related problems, I will look into those farther tonight. What
> interface do you use to change the cpufreq?
I have the new sysfs mounted to /sys
(sys /sys sysfs defaults 0 0 =
)=20
in fstab.=20
The files you need are in /sys/devices/system/cpu/cpu0/cpufreq/
I wrote a script to simpify it, it just switches between the slow and the f=
ast=20
mode. It's attached.
regards
Alex
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#!/bin/bash
if [ `cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor` = "performance" ] ; then
echo "powersave" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
else
echo "performance" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
fi
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