From owner-svn-src-head@FreeBSD.ORG Mon Jun 1 17:25:29 2009 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DE508106564A; Mon, 1 Jun 2009 17:25:29 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id AFF168FC1A; Mon, 1 Jun 2009 17:25:29 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 6345046B2E; Mon, 1 Jun 2009 13:25:29 -0400 (EDT) Received: from jhbbsd.hudson-trading.com (unknown [209.249.190.8]) by bigwig.baldwin.cx (Postfix) with ESMTPA id 5686E8A02B; Mon, 1 Jun 2009 13:25:28 -0400 (EDT) From: John Baldwin To: Nathan Whitehorn Date: Mon, 1 Jun 2009 13:23:14 -0400 User-Agent: KMail/1.9.7 References: <200905311002.n4VA2K6c037776@svn.freebsd.org> <200906010822.19951.jhb@freebsd.org> <4A23FB40.1050405@freebsd.org> In-Reply-To: <4A23FB40.1050405@freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200906011323.15189.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Mon, 01 Jun 2009 13:25:28 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.95 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=4.2 tests=AWL,BAYES_00,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r193159 - head/sys/powerpc/powermac X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 01 Jun 2009 17:25:30 -0000 On Monday 01 June 2009 12:01:04 pm Nathan Whitehorn wrote: > John Baldwin wrote: > > On Sunday 31 May 2009 6:02:20 am Nathan Whitehorn wrote: > > > >> Author: nwhitehorn > >> Date: Sun May 31 10:02:20 2009 > >> New Revision: 193159 > >> URL: http://svn.freebsd.org/changeset/base/193159 > >> > >> Log: > >> Provide an analogous sysctl to hw.acpi.acline (dev.pmu.0.acline) to > >> determine whether the computer is plugged in to mains power. > >> > > > > I wonder if it would be a good idea to introduce a > > platform-independent 'acline' sysctl? Something like 'hw.acline'? For now > > we could simply have these devices create it. We could do something fancier > > where AC adapter drivers register with a centralized thingie at some point > > and it exports a global setting that is true so long as at least one adapter > > is online. I'm not sure that level of complexity is warranted until we have > > platforms with multiple AC lines exposed to the OS though. > > > That would be nice, and easy to implement, though the existing one > should be kept for a while for compatibility. In the longer term, pmu(4) > also provides an ACPI-alike interface to battery status under dev.pmu.*, > which it would likewise be good to report in a platform-independent way. Yes, the existing names would have to stay around for a while for compatability. -- John Baldwin