From owner-cvs-all@FreeBSD.ORG Tue Sep 20 19:50:43 2005 Return-Path: X-Original-To: cvs-all@FreeBSD.org Delivered-To: cvs-all@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 18F7816A420; Tue, 20 Sep 2005 19:50:43 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: from mv.twc.weather.com (mv.twc.weather.com [65.212.71.225]) by mx1.FreeBSD.org (Postfix) with ESMTP id 46A3843D49; Tue, 20 Sep 2005 19:50:42 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: from [10.50.41.233] (Not Verified[10.50.41.233]) by mv.twc.weather.com with NetIQ MailMarshal (v6, 0, 3, 8) id ; Tue, 20 Sep 2005 16:05:58 -0400 From: John Baldwin To: Nate Lawson Date: Tue, 20 Sep 2005 15:08:15 -0400 User-Agent: KMail/1.8 References: <200509170336.j8H3alVZ083992@repoman.freebsd.org> <1126984598.45786.29.camel@leguin> <432C801E.2090904@root.org> In-Reply-To: <432C801E.2090904@root.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509201508.17596.jhb@FreeBSD.org> Cc: cvs-src@FreeBSD.org, Mike Silbersack , eta@lclark.edu, cvs-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: cvs commit: src/sys/conf files.i386 src/sys/pci agp_ati.c agpreg.h src/sys/modules/agp Makefile X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Sep 2005 19:50:43 -0000 On Saturday 17 September 2005 04:44 pm, Nate Lawson wrote: > Eric Anholt wrote: > > On Sat, 2005-09-17 at 12:04 -0700, Nate Lawson wrote: > >>Mike Silbersack wrote: > >>>I think I asked in irc a while ago, but I can't recall the answer. > >>> > >>>I don't seem to have agp support on my laptop, which has: > >>> > >>>(--) PCI:*(0:2:0) Intel Corporation 82852/855GM Integrated Graphics > >>>Device rev 2, Mem @ 0xe8000000/27, > >>>0xe0000000/19, I/O @ 0x1800/3 > >>>(--) PCI: (0:2:1) Intel Corporation 82852/855GM Integrated Graphics > >>>Device rev 2, Mem @ 0xf0000000/27, > >>>0xe0080000/19 > >>> > >>>According to Xorg. Was there something odd about the chipset, or is it > >>>just a matter of adding device IDs? This is with RELENG_6. > >> > >>855GM and GMS are supported by the latest beta Xorg. So you just need > >>to update your Xorg-server port. > > > > We clarified in private mail that the agp device isn't attaching. I > > think acpi_video is beating it out, confirming that we really need to be > > able to somehow share devices well for video. That's 3 drivers now > > (agp, drm, and acpi_video) that would all like to play. > > Ah. Yes, I think we'll have to do something like what I did for cpu > devices. Basically, cpu0, cpu1, etc. implement a pseudo bus and > multiple drivers attach below it. Do a devinfo to see this. There is > no real way in newbus to have multiple drivers attached to a device if > it doesn't implement a bus interface. > > This will require some design thinking. Yes, a vgapci(4) driver or some such. I've started tinkering in an (old) p4 branch (jhb_agp) with moving the various agp drivers to be children of hostb(4) so that one would be able to kldload agp as a first step. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org