Re: VIA C7 / VIA PC-1 (PC2500) anyone?

[Claas Langbehn <claas@rootdir.de>]

Michael Tokarev wrote on LKML:
> Wander Winkelhorst wrote:
>   
>> On 6/12/07, Michael Tokarev <mjt@tls.msk.ru> wrote:
>>     
>>> I bought a VIA PC2500 board a few days ago - this
>>> new series of their mobos,
>>>
>>> This beast looks nice - after replacing their cooling
>>> system (that had a small fan on it) with larger but
>>> fanless, -- it becomes a almost real PC (1500MHz CPU),
>>> equipped with quite nice crypto and multimedia abilities,
>>> but with very low power consumption and very quiet.
>>>
>>> But the thing is - it doesn't quite work.
>>>       
>> Try disabling CPU frequency scaling, VIA CPU's often have problems
>> with changing their frequency.
>>     
>
> Hmm.  I wonder how to *enable* it in the first place.. ;)
> e_powersaver.ko and acpi_cpufreq gives "No such device"
>
>   
cat /proc/cpuinfo and have a look at the flags. Does it support "eps"?

If not then e_powersaver is not possible. If cpufreq with acpi P-states
does not work either then your mainboard/CPU does not support
power saving.
You might get in contact with Rafal Bilinski who wrote e_powersaver.



claas