From owner-freebsd-acpi@FreeBSD.ORG Mon Feb 25 07:19:32 2013 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 8E2A6490 for ; Mon, 25 Feb 2013 07:19:32 +0000 (UTC) (envelope-from j@uriah.heep.sax.de) Received: from uriah.heep.sax.de (unknown [IPv6:2a01:170:1047::9]) by mx1.freebsd.org (Postfix) with ESMTP id 4EBA21B4 for ; Mon, 25 Feb 2013 07:19:32 +0000 (UTC) Received: by uriah.heep.sax.de (Postfix, from userid 107) id 5329B56A; Mon, 25 Feb 2013 08:19:30 +0100 (MET) Date: Mon, 25 Feb 2013 08:19:30 +0100 From: Joerg Wunsch To: freebsd-acpi@freebsd.org Subject: Re: acpi_termal sysctl interface strange temperature value Message-ID: <20130225071929.GM28792@uriah.heep.sax.de> References: <20130225014000.GA6413@aperturescience.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Phone: +49-351-2012 669 X-PGP-Fingerprint: DC 47 E6 E4 FF A6 E9 8F 93 21 E0 7D F9 12 D6 4E X-GPG-Fingerprint: 5E84 F980 C3CA FD4B B584 1070 F48C A81B 69A8 5873 User-Agent: Mutt/1.5.20 (2009-06-14) X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: Joerg Wunsch List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Feb 2013 07:19:32 -0000 As Kevin Oberman wrote: > > Values I'm geting are like this: > > 3732 > > > > while actual is: > > > > sysctl -n hw.acpi.thermal.tz0.temperature > > 55.0C > > > ACPI does not report temperature in degrees Celsius, but in tenths > of a degree Kelvin. So both agree. I wouldn't call it an agreement if one reports 373 K (= 100 °C), and the other one 55 °C ... (Btw., according to SI, Kelvin is a normal unit of measure, without the "degree".) -- cheers, Joerg .-.-. --... ...-- -.. . DL8DTL http://www.sax.de/~joerg/ Never trust an operating system you don't have sources for. ;-)