From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55571) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X1Ykd-0000Fi-MR for qemu-devel@nongnu.org; Mon, 30 Jun 2014 06:24:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1X1YkV-0001DX-CM for qemu-devel@nongnu.org; Mon, 30 Jun 2014 06:23:55 -0400 Received: from mga09.intel.com ([134.134.136.24]:65501) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X1YkU-0001CU-Vn for qemu-devel@nongnu.org; Mon, 30 Jun 2014 06:23:47 -0400 Message-ID: <53B13AA0.1070707@intel.com> Date: Mon, 30 Jun 2014 18:23:28 +0800 From: "Chen, Tiejun" MIME-Version: 1.0 References: <1400237624-8505-1-git-send-email-tiejun.chen@intel.com> <1400237624-8505-5-git-send-email-tiejun.chen@intel.com> <1400481887.32155.34.camel@nilsson.home.kraxel.org> <1400498570.32155.59.camel@nilsson.home.kraxel.org> <53AA389D.3010709@intel.com> <53AB7EAF.3060300@intel.com> <53ABD89D.30201@intel.com> <53AC512B.1040505@terremark.com> <1404120578.24066.10.camel@nilsson.home.kraxel.org> In-Reply-To: <1404120578.24066.10.camel@nilsson.home.kraxel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [v2][PATCH 4/8] xen, gfx passthrough: reserve 00:02.0 for INTEL IGD List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerd Hoffmann , Don Slutz Cc: "peter.maydell@linaro.org" , "xen-devel@lists.xensource.com" , "stefano.stabellini@eu.citrix.com" , "jean.guyader@eu.citrix.com" , "mst@redhat.com" , "Kay, Allen M" , "Kelly.Zytaruk@amd.com" , "qemu-devel@nongnu.org" , "anthony.perard@citrix.com" , "anthony@codemonkey.ws" , "Zhang, Yang Z" On 2014/6/30 17:29, Gerd Hoffmann wrote: > Hi, > >>>>> /* Make cirrues VGA S3 suspend/resume work in Windows >>>>> XP/2003 */ >>>>> Device (VGA) >>>>> { >>>>> - Name (_ADR, 0x00020000) >>>>> + // Address of the VGA (device F function 0) >>>>> + Name (_ADR, 0x000F0000) >>>>> >>> >>> With this change I still didn't see anything. >>> >> >> This does not match with what I see. >> >> Looks like linux does not care about the acpi data. Using > > The acpi data doesn't matter at all for the boot screen, the vgabios > doesn't look at it. > >> (d12) Scan for VGA option rom >> (d12) Running option rom at c000:0003 > > seabios loaded+initialized the vgabios (from the pci rom bar of the vga > device). Which slot the vga is installed at should not matter at all. > seabios scans the pci bus and should find the vga with no problems no > matter where it is. > >> (XEN) stdvga.c:147:d12v0 entering stdvga and caching modes > > Seems to have worked fine ;) > >> (d12) pmm call arg1=0 >> (d12) Turning on vga text mode console >> (d12) SeaBIOS (version rel-1.7.5-0-ge51488c-20140626_113926-dcs-xen-54) > > At this point you should see the seabios banner at the vga screen. > >> And the VGA screen has the SeaBIOS messages: >> >> SeaBIOS (version rel-1.7.5-0-ge51488c-20140626_113926-dcs-xen-54) >> Machine UUID 18cf5fd0-e564-49c4-b63f-e6c3c23b1294 > > As it should be. > > Now the questions is why it doesn't work for Tiejun ... Gerd and Don, Thanks for your information. But I have no time to validate this configuration now, I will update this as soon as I try Don's config file. Thanks again. Tiejun > Anything in the logs? > > cheers, > Gerd > > > >