[ltp] ACPI & APM Confused

Franz Rühmland linux-thinkpad@linux-thinkpad.org
Tue, 02 Mar 2004 20:29:02 +0100


>> It's a power saving state the CPU can be put in when idle. There are 
>> C0-C3 where C0 is the full "working state". For more info: 
>> http://acpi.sourceforge.net/documentation/processor.html
> 
> 
> An ACPI method of doing cpufreqd?
> 

No it has nothing to do with clock frequency. If I understand It 
correctly, it shuts off certain functions of the CPU.