Date: Tue, 17 Jun 2003 15:54:34 -0700 From: "Kevin Oberman" <oberman@es.net> To: Barney Wolff <barney@databus.com> Cc: "M. Warner Losh" <imp@bsdimp.com> Subject: Re: ACPI testing/debugging guide? Message-ID: <20030617225434.F1F215D04@ptavv.es.net> In-Reply-To: Message from Barney Wolff <barney@databus.com> <20030617224026.GA71721@pit.databus.com>
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> Date: Tue, 17 Jun 2003 18:40:26 -0400 > From: Barney Wolff <barney@databus.com> > Sender: owner-freebsd-current@freebsd.org > > On Tue, Jun 17, 2003 at 04:29:59PM -0600, M. Warner Losh wrote: > > : > > : ACPI records temperature in tenths of a Kelvin, if you can believe it :) > > > > I don't believe that. 369.2K is 96.2C, which is over 200F. That seems > > to hot to me. My laptop says 2982, which is either about 30C or > > 15.2C. Given how warm it is on my leg at the moment, I'd guess it is > > centi-Celcius. Maybe converted internally? > > Reading the source, it really is tenths Kelvin. Is the 3692 the actual > temp, or the CRT, which I assume is the critical temp? In the output > of sysctl hw.acpi.thermal.tz0 there are a bunch of values, only one of > which is the current temp. The rest are thresholds - AC appears to mean > active cooling (aka fan), PSV seems to mean passive. I am also seeing the same thing on my T30 when I run ACPI. It's the temperature, not any of the others. It was reading 3186 and that seems about right for centi-degrees C. (31.86C) Kelvin simply does not compute. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634
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