From owner-freebsd-current@FreeBSD.ORG Wed Nov 26 14:14:13 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 A526F16A4CE for ; Wed, 26 Nov 2003 14:14:13 -0800 (PST) Received: from mailbox.univie.ac.at (mailbox.univie.ac.at [131.130.1.27]) by mx1.FreeBSD.org (Postfix) with ESMTP id A55A343FAF for ; Wed, 26 Nov 2003 14:14:11 -0800 (PST) (envelope-from l.ertl@univie.ac.at) Received: from wireless (adslle.cc.univie.ac.at [131.130.102.11]) hAQME0EJ594796; Wed, 26 Nov 2003 23:14:06 +0100 Date: Wed, 26 Nov 2003 23:14:02 +0100 (CET) From: Lukas Ertl To: Nate Lawson In-Reply-To: <20031126124250.N94663@root.org> Message-ID: <20031126231101.Y681@korben.in.tern> References: <20031118094821.T64353@root.org> <20031118221008.U621@korben.in.tern> <20031118131708.C64933@root.org> <20031118223352.W634@korben.in.tern> <20031120125407.L414@pcle2.cc.univie.ac.at> <20031121135507.H76145@root.org> <20031121234105.G623@korben.in.tern> <20031126124250.N94663@root.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-DCC-ZID-Univie-Metrics: mailbox 4244; Body=0 Fuz1=0 Fuz2=0 cc: current@freebsd.org Subject: Re: Updated acpi_cpu patch 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: Wed, 26 Nov 2003 22:14:13 -0000 On Wed, 26 Nov 2003, Nate Lawson wrote: > It's possible the fan is under BIOS control so make sure you have an > up-to-date bios. If not, you should get a console printout when acpi > switches the fan on. sysctl hw.acpi.thermal Nope, no ACPI messages, and I can't find a FAN device in my ASL. (At least no 'standard' one - anyone knows what hides behind this HKEY device every ThinkPad seems to have?) > You are correct. _PSV is not currently implemented by FreeBSD but I hope > to do it at some point. Once we have all methods of processor control > (cpufreq, Cx, and throttling), we can use them to implement _PSV. In any > case, I think the _PSV value is set high because your platform designer > expects active cooling to be the most effective and passive, since it > slows down performance, is a last resort. Ah, sounds reasonable, thanks for the explaination. regards, le -- Lukas Ertl eMail: l.ertl@univie.ac.at UNIX Systemadministrator Tel.: (+43 1) 4277-14073 Vienna University Computer Center Fax.: (+43 1) 4277-9140 University of Vienna http://mailbox.univie.ac.at/~le/