FreeBSD & SpeedStep
ducrot at poupinou.org
Fri Jun 11 09:08:25 GMT 2004
On Fri, Jun 11, 2004 at 11:01:31AM +0200, Frank Altpeter wrote:
> Bruno Ducrot wrote on 2004-06-11 03:25:07 +0200:
> > On Thu, Jun 10, 2004 at 11:47:01PM +0200, Eduardo Mínguez Pérez wrote:
> > > Hi!
> > > This is my first mail to the list and I want to sorry for my english
> > > (I'm spanish ;D)
> > > My question is... Is speedstep supported by FreeBSD? My notebook is a p4
> > > mobile (1,7 Ghz)
> > Not yet.
> This answer only applies AFAIK to 4.x FreeBSD versions. 5.2-CURRENT
> does indeed support speedstep technology.
> # dmesg | grep step
> acpi_cpu: throttling enabled, 8 steps (100% to 12.5%), currently 100.0%
The processor will be throttled, so frequency will change somehow. But
the voltage (which is the key to speedstep technology) will be the same.
-- Which is worse: ignorance or apathy?
-- Don't know. Don't care.
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