From owner-freebsd-current@FreeBSD.ORG Tue Jun 17 15:54:37 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 41F6C37B401 for ; Tue, 17 Jun 2003 15:54:37 -0700 (PDT) Received: from postal2.es.net (postal2.es.net [198.128.3.206]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8744043FBF for ; Tue, 17 Jun 2003 15:54:36 -0700 (PDT) (envelope-from oberman@es.net) Received: from ptavv.es.net ([198.128.4.29]) by postal2.es.net (Postal Node 2) with ESMTP (SSL) id MUA74016; Tue, 17 Jun 2003 15:54:35 -0700 Received: from ptavv (localhost [127.0.0.1]) by ptavv.es.net (Tachyon Server) with ESMTP id F1F215D04; Tue, 17 Jun 2003 15:54:34 -0700 (PDT) To: Barney Wolff In-Reply-To: Message from Barney Wolff <20030617224026.GA71721@pit.databus.com> Date: Tue, 17 Jun 2003 15:54:34 -0700 From: "Kevin Oberman" Message-Id: <20030617225434.F1F215D04@ptavv.es.net> cc: FreeBSD-current@freebsd.org cc: dnelson@allantgroup.com cc: "M. Warner Losh" Subject: Re: ACPI testing/debugging guide? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Jun 2003 22:54:37 -0000 > Date: Tue, 17 Jun 2003 18:40:26 -0400 > From: Barney Wolff > 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