From: Marco Peereboom (slashpeereboom.us)
Date: Mon Dec 17 2007 - 07:57:22 CST

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I am working on a diff for acpitz to add some more cooling. Are you
going to be able to test diffs for me?

On Mon, Dec 17, 2007 at 11:36:33AM +0100, Mark Kettenis wrote:
> > Date: Mon, 17 Dec 2007 00:34:06 -0600
> > From: "Sam Fourman Jr." <sfourmangmail.com>
> >
> > I have a really weird problem, I am running amd64 -current from
> > 12-13-2007,
>
> Your dmesg:
>
> OpenBSD 4.2-current (GENERIC.MP) #1481: Tue Nov 20 11:14:54 MST 2007
> deraadtamd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
>
> indicates you're not. There were some acpi improvements after Nov 20,
> so it is worth trying a newer snapshot.
>
> > and it would seem that with acpi enabled the cpu will
> > overheat and OpenBSD will proceed to shutdown the laptop when the cpu
> > is somewhere above 100C
> > when I power it on from a fresh boot it starts at 55C, it doesn't take
> > long 15 min.. not even enough time to wade through the "Real men don't
> > attack straw men" thread :) before it shuts down on me.
>
> Not good :(.
>
> > by the way if i disable acpi the cpu is 46C on bootup not 55C like w/ acpi
>
> And the temperature stays under control?
>
> In that case, could you try to figure out how the temperature is being
> kept under control with apm? Is there a fan that is turned on with
> apm (just listen carefully and/or check for airflow in the obvious
> places). Or does apm throttle the cpu speed (look at hw.cpuspeed).

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