From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HOXJX-00034A-Oe for qemu-devel@nongnu.org; Tue, 06 Mar 2007 05:54:39 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HOXJV-00033y-5K for qemu-devel@nongnu.org; Tue, 06 Mar 2007 05:54:38 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HOXJU-00033v-WF for qemu-devel@nongnu.org; Tue, 06 Mar 2007 05:54:37 -0500 Received: from main.gmane.org ([80.91.229.2] helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1HOXJU-0002nu-CE for qemu-devel@nongnu.org; Tue, 06 Mar 2007 05:54:36 -0500 Received: from list by ciao.gmane.org with local (Exim 4.43) id 1HOXJL-0004vZ-KQ for qemu-devel@nongnu.org; Tue, 06 Mar 2007 11:54:27 +0100 Received: from 155.210.155.101 ([155.210.155.101]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 06 Mar 2007 11:54:27 +0100 Received: from alejandro by 155.210.155.101 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 06 Mar 2007 11:54:27 +0100 From: Jano Date: Tue, 06 Mar 2007 11:54:28 +0100 Message-ID: References: <26228873.1172068584875.JavaMail.root@eastrmwml08.mgt.cox.net> <200703022259.07472.robin@binro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit Sender: news Subject: [Qemu-devel] Re: How to get 1280x1024 display from guest running Xorg? Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Robin Atwood wrote: > On Wednesday 21 Feb 2007, Ben Taylor wrote: >> ---- Robin Atwood wrote: >> > This has been driving me mad! I have just installed Solaris 10 under Qemu >> > and specified the Xorg server to be used. I created xorg.conf with >> > xorgconfig and X started fine at 1024x768 using the Cirrus driver. When I >> > edited xorg.conf to specify a 1280x1024 display, the Xorg.0.log file >> > showed "no mode". >> >> You may have to define HorizSync and VertRefresh in the xorg.conf file. >> >> I have a nexenta alpha 6 with updates that just comes up in 1280x800 by >> setting the HorizSync value in the xorg.conf. >> >> > Now, I >> > have both Win XP and Plan 9 running at 1280x1024, so I booted up XP and >> > poked around the "Display/Settings" dialog and determined XP was running >> > the display at 1280x1024 at 43Hz interlaced and 16 bit colour. >> >> So you also need to define DefaultDepth in the xorg.conf file. >> >> > So, using the >> > handy http://xtiming.sourceforge.net site, I generated a mode line like >> > XP's and added it to the xorg.conf file. X refused the interlaced mode so >> > I tried an uninterlaced one at 43Hz. That kind of worked but only >> > rendered half the screen! Everything else I tried got rejected as "bad >> > mode..." >> >> Since the virtual monitor doesn't specify EDID, it is unlikely to be able >> to handle resolutions over the basic ones. I know that a while ago (maybe >> 18 months) I was able to get something like 1156x864 out of the adapter >> with early versions of Solaris express. >> . >> >> > So does someone have a magic modeline or xorg.conf to get Xorg going in a >> > guest at high-res? There's another guy on the Linux-under-Qemu forum with >> > the same problem hosting Ubuntu. I am using qemu 0.9, FWIW. >> >> Probably a combination of HorizSync/VertRefresh in the monitor section, >> DefaultDepth in the Screen section, and a mode line, you might get what >> you want. > > Solved it, and it was so simple! There is a qemu CLI option "-std-vga" which > causes an enhanced Bochs VGA adaptor to be emulated. So, specify that when > you boot, use the VESA driver in xorg.conf and the default 1280x1024 mode now > works. > > From the man page: > -std-vga > Simulate a standard VGA card with Bochs VBE extensions (default is Cirrus > Logic GD5446 PCI VGA). If your guest OS supports the VESA 2.0 VBE extensions > (e.g. Windows XP) and if you want to use high resolution modes (>= > 1280x1024x16) then you should use this option. > > I think this is a recent update because I recall looking at this option and > deciding it was not what I needed. Or, I am going blind... I don't know if this has been updated, but I tried it in 0.8.2 and it didn't work at 1280x1024, at least not out of the box. Either it has been improved or I did something wrong.