[ltp] C4 after powertop-update

Arno Trautmann linux-thinkpad@linux-thinkpad.org
Mon, 23 Jun 2008 23:57:25 +0200


Henrique de Moraes Holschuh wrote:
> On Mon, 23 Jun 2008, Arno Trautmann wrote:
>> Yesterday I upgradet my system (pacman -Syu) and downloaded a new  
>> powertop-version. When I start it, I get the output
>>
>> Your CPU supports the following C-states : C1 C2 C3 C4
>> Your BIOS reports the following C-states : C1 C2 C3
>>
>> which has never been there before. And just now I am really confused:  
>> yesterday it showed me for the BIOS C1 C2 C4??? and in powertop itself it 
>> showed me that the CPU was in C4???I was really happy about this ;)
> 
> Look at what happens when you go to battery mode.

That’s it! C3 on AC, C4 on battery. Thanks, simple idea, but now I 
understand it ;)

Arno