From owner-freebsd-current@FreeBSD.ORG Wed Jan 28 10:37:11 2004 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 3544616A4CE for ; Wed, 28 Jan 2004 10:37:11 -0800 (PST) Received: from mail2.speakeasy.net (mail2.speakeasy.net [216.254.0.202]) by mx1.FreeBSD.org (Postfix) with ESMTP id EF8F743D5C for ; Wed, 28 Jan 2004 10:36:57 -0800 (PST) (envelope-from jhb@FreeBSD.org) Received: (qmail 31117 invoked from network); 28 Jan 2004 18:36:57 -0000 Received: from dsl027-160-063.atl1.dsl.speakeasy.net (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) encrypted SMTP for ; 28 Jan 2004 18:36:57 -0000 Received: from 10.50.40.205 (gw1.twc.weather.com [216.133.140.1]) by server.baldwin.cx (8.12.10/8.12.10) with ESMTP id i0SIZwME063934; Wed, 28 Jan 2004 13:36:54 -0500 (EST) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: Scott Lambert , current@freebsd.org Date: Wed, 28 Jan 2004 13:19:02 -0500 User-Agent: KMail/1.5.4 References: <200401272247.59306.freebsd-current@webteckies.org> <20040128.083215.114732225.imp@bsdimp.com> <20040128181110.GC775@laptop.lambertfam.org> In-Reply-To: <20040128181110.GC775@laptop.lambertfam.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200401281319.02208.jhb@FreeBSD.org> X-Spam-Checker-Version: SpamAssassin 2.55 (1.174.2.19-2003-05-19-exp) Subject: Re: API to turn off the display 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, 28 Jan 2004 18:37:11 -0000 On Wednesday 28 January 2004 01:11 pm, Scott Lambert wrote: > On Wed, Jan 28, 2004 at 08:32:15AM -0700, M. Warner Losh wrote: > > In message: <20040128045816.Y1089@alpha.siliconlandmark.com> > > > > Andre Guibert de Bruet writes: > > : Through functionality provided by the BIOS. A 30-second > > : search through the source would have shown the answer in > > : /usr/src/sys/i386/bios/apm.c:334 with apm_display(). > > > > My experience is that turning the display off via apm doesn't work on > > many laptops :-(. > > Is there anything that does; other than closing the lid? Yes, there should be. ACPI has an entire set of methods devoted to manging displays including turning the displays on and off. We just don't support those yet. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org