linux-kernel - Re: linux-next: Tree for June 13: IO APIC breakage on HP nx6325

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Date:	Tue, 24 Jun 2008 11:15:16 +0200
From:	Pavel Machek <pavel@...e.cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>,
	Ingo Molnar <mingo@...e.hu>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Len Brown <lenb@...nel.org>
Subject: Re: linux-next: Tree for June 13: IO APIC breakage on HP nx6325

Hi!

> > What does ACPI claim the trip points are set to in this case? On the 
> > 6125, if IRQ 2 is enabled in the APIC then the DSDT sets all the thermal 
> > trip points to 16 degrees C. I suspect this means that enabling IRQ 2 is 
> > the wrong thing to do on this chipset.
> 
> Ah, indeed, thanks for the hint.  This is the output of
> 
> $ cat /proc/acpi/thermal_zone/TZ*/trip_points
> 
> in the failing case:
> 
> critical (S5):           105 C
> passive:                 16 C: tc1=1 tc2=2 tsp=100 devices=C000 C001 
> active[0]:               16 C: devices=C34F 
> active[1]:               16 C: devices=C350 
> active[2]:               16 C: devices=C351 
> active[3]:               16 C: devices=C352 
> critical (S5):           100 C
> passive:                 16 C: tc1=1 tc2=2 tsp=300 devices=C000 C001 
> critical (S5):           100 C
> passive:                 16 C: tc1=1 tc2=2 tsp=300 devices=C000 C001 

Can we call the ACPI BIOS to be terminally broken at this point?

							Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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