powerd (cpufreq) problems

Bruno Ducrot ducrot at poupinou.org
Mon Sep 19 08:40:21 PDT 2005

On Fri, Sep 16, 2005 at 09:17:06PM +0200, Emanuel Strobl wrote:
> Hello,
> I noticed that whenever my notebook (VAIO SRX41p, BETA4) crashed, powerd 
> prints the following error after reboot:
> acpi_perf0: Px transition to 500 failed
> acpi_perf0: set freq failed, err 6
> I can't solve that state, no shutdown/reboot will fix it. _But_, if I boot 
> XP and reboot everything is fine again.
> I don't have problems if I do a clean shutdown and reboot FreeBSD.
> There seems to be something in an invalid state while powerd is running 
> which powerd corrects at exit.
> Can I provide any useful info to get this fixed? I'm not planning to leave 
> XP on that machine just because I need it to "reset" cpufreq related 
> stuff ;)

Is this one with a PIII mobile and a PIIX4 southbridge?
If yes, could you please try without acpi_perf but with smist instead?

I think that even if you want to keep it working with acpi_perf
I can write a simple userspace tool in order to get it working, but
I don't think this can be commited though.


Bruno Ducrot

--  Which is worse:  ignorance or apathy?
--  Don't know.  Don't care.

More information about the freebsd-current mailing list