Re: [patch] amd athlon cooling on kt266/266a chipset

["Dieter Nützel" <Dieter.Nuetzel@hamburg.de>]

On Thursday, 24. January 2002 12:40, Rasmus Hansen wrote:

Hello Rasmus,

I hope that I've extracted your name right?

>On Thu, 24 Jan 2002, Daniel Nofftz wrote:
>
> > On Wed, 23 Jan 2002, Hans-Peter Jansen wrote:
> > 
> > > You see, I'm fiddleing with power saving quite some time.
> > 
> > oh ,.. by the way : does dmesg show somthing like "dissconect in via
> > northbridge enabled: kt133 chipset found " or something similar ?
> > (only if you have my patch ativated)
>
> I tried your patch. I get the message above (I have a KT133A). With only 
> APM enabled, it makes no difference; witch ACPI, temp goes from 47C -> 
> 38C without stability problems nor preformance drops.

This are very good numbers, which I've expected.

> However, after disabling APM and enabling ACPI, my system won't power 
> off anymore :-(

This should be easily solved.

I point on your distro's startup scripts. They only look if apm is enabled 
but _NOT ACPI...

Have a look into /etc/init.d/halt (taken from SuSE 7.3, LSB standard).

[-]
case "$0" in
        *halt)
                message="The system will be halted immediately."
                case `/bin/uname -m` in
                    i?86)
                        command="halt"
                        if test -e /proc/apm -o -e /proc/acpi ; then	<----!!!!
                            command="halt -p"
                        else
                            read cmdline < /proc/cmdline
                            case "$cmdline" in
                                *apm=smp-power-off*|*apm=power-off*)  
command="halt -p" ;;
                            esac
                        fi
                        ;;
                    *)
                        command="halt -p"
[-]

Expand the marked line with acpi like above.

Regards,
	Dieter

-- 
Dieter Nützel
Graduate Student, Computer Science

University of Hamburg
Department of Computer Science
@home: Dieter.Nuetzel@hamburg.de