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Date: Sat, 8 Apr 2006 14:37:13 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Graham North <northg@shaw.ca>
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Cc: freebsd-stable@freebsd.org, Kris Kennaway <kris@obsecurity.org>
Subject: Re: CPU throttling
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On Sat, Apr 08, 2006 at 11:13:05AM -0700, Graham North wrote:
> ACPI Advice  CPU freq management are kind of new to me and I will be=20
> setting up a brand new motherboard with a sempron 3100+ which has power=
=20
> throttling capabilities.   I want to capture this if possible - CPU=20
> throttling was a key  factor in its choice.
>=20
> I intend to install as i386 initially.   Do I need to load any specific=
=20
> drivers in order to enable AMD's on-chip power management?  Can someone=
=20
> tell me what is built into the kernel and/or what needs to be added?  I=
=20
> believe that ACPI  is part of the kernel?  Does it just auto-detect and=
=20
> provide a "ready to run - right out of the box"?   Is it worth waiting a=
=20
> couple of weeks for 6.1 to be released or are these features solid=20
> already in an updated 6.0?

"device cpufreq" in kernel and powerd_enable=3D"YES" in rc.conf

It's worth using 6.1 on general grounds, but this support has been in
6.x for some time.

Kris

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