AMD Athlon64 qool'n quiet - how?

Alexander Dalloz ad+lists at uni-x.org
Sat Mar 19 13:04:50 UTC 2005


Am Sa, den 19.03.2005 schrieb Zoltan Kota um 12:33:

> I have an AMD Athlon64 3200+ machine with Fedora Core 3 (x86_64). How
> can I exploit the qool'n quiet feature of the processor? It doesn't
> seem to decrease the speed. cpuspeed runs and the processor is
> recognized as I see in /var/log/messages. (Although there are some
> warning messages as well: "powernow-k8: vid trans failed, vid 0x3,
> curr 0x4").
> Motherboard: MSI K8N Neo2 Platinum
> 
> Zoltan

From the error message it seems the powernow driver tried to throttle
down the core voltage from value 0x4 to 0x3 and failed. So we can guess
that you edited /etc/cpuspeed.conf to set the powernow-k8 driver active?
The module is loaded (lsmod)?. Anything you can change in the BIOS?

Alexander


-- 
Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773
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Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.10-1.770_FC2smp 
Serendipity 14:01:44 up 2 days, 11:57, load average: 0.41, 0.16, 0.09 
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