From mboxrd@z Thu Jan 1 00:00:00 1970 From: Weidong Han Subject: Re: one video card - can I PCI-pass-through to DomU? Date: Fri, 23 Jul 2010 16:09:22 +0800 Message-ID: <4C494E32.5000204@intel.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "apivanov@gmail.com" Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org Alexander Ivanov wrote: > Hello guys, > first want to say that I've been a happy user of Xen for about 6 > months already - replaced bunch of old servers with just 2 machines > reducing power consumption and increasing reliability at the same time > (not speaking about systems maintenance!). > > But now I got a problem. In short - is it possible to "PCI > pass-though" to HVM guest the only graphical card on a physical server? > > I've been running several servers with Xen (3.4.2/3.4.3) with a bunch > of VMs (both PV and HVM, Win/Linux) and it works great. Now I have one > Windows application that seems can't be virtualized due to some > graphics activity (basically lot of grids needs to be displayed and > updated - and it all in Visual Basic) - neither standard VGA or cirrus > logic modes can render it so it would perform good enough. So the idea > is to give my physical server's card to this particular VM. > > I guess if I would have 2 video cards in the server passing through > the second card to HVM (windows 2003x32 server) would be not a > problem, would it? But if I only have 1 card - is it possible at all? > You can assign the only one gfx card to guest. then you need to access host via network or serial console, etc. Regards, Weidong > Thank you, > Alex