[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Video Presentation on PCI Express x16 VGA Pass Through to Xen-based Windows XP Home Edition HVM Virtual Machine
On Thu, Sep 10, 2009 at 08:28:03PM +0800, Mr. Teo En Ming (Zhang Enming) wrote: > Dear All, > > Here is my latest video presentation on VGA passthrough. Please check out my > blog at http://teo-en-ming-aka-zhang-enming.blogspot.com/ or the Youtube > link at http://www.youtube.com/watch?v=1ia3IwG6tp4 > > The "not enough free resources" problem for nVidia Geforce 8400 GS PCI > Express x16 graphics card in earlier presentation videos: > > http://www.youtube.com/watch?v=HNEiSI...<http://www.youtube.com/watch?v=HNEiSInrav0> > > http://www.youtube.com/watch?v=_hOT_9...<http://www.youtube.com/watch?v=_hOT_9LIG5w> > > was fixed. Device manager in Windows XP HVM domU no longer shows an > exclamation mark besides the nVidia Geforce 8400 GS graphics card. The > device is working properly and the resources tab shows the available memory > ranges. > > Full VGA passthrough to Windows XP HVM guest operating system using Xen > virtualization has been realized. I am now able to run 3-D video benchmarks > on the passed through nVidia GeForce 8400 GS graphics card. > > All this is possible using Xen 3.5 hypervisor with Intel supplied VGA > passthrough patches. Instead of using pvops dom0 kernel 2.6.31-rc6 which > causes Win XP domU to run slowly, I am now using pvops dom0 kernel > 2.6.30-rc3. > Jeremy: Are you aware of any changes after 2.6.30-rc3 that could cause this HVM slowness? Any tips how it could be debugged? -- Pasi > Many thanks to Xen developers, Han Weidong and other engineers at Intel, and > also Christian Tramnitz for pointing me to the missing puzzle which helped > me in resolving the final problem. > > I am now able to bootstrap Windows XP HVM domU from within Linux using Xen > virtualization and play 3D games in the Windows virtual machine. In the > past, Windows virtual machines can only see a 2D emulated/virtual display > adapter. The virtualized Windows operating systems were more palatable to > server administrators than gamers. With VGA pass through and direct hardware > access by Windows virtual machines to the graphics hardware, gamers will now > be able to play 3D games inside Windows virtual machines. > > PS: I am still unable to passthrough USB devices, e.g. keyboard and mouse, > to the Windows XP HVM domU. This video is captured and rendered using the > open source kdenlive non-linear video editor. The video is taken using Canon > HV20. > > -- > Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics) BEng(Hons)(Mechanical > Engineering) > Alma Maters: > (1) Singapore Polytechnic > (2) National University of Singapore > Blog URL: http://teo-en-ming-aka-zhang-enming.blogspot.com > Email: space.time.universe@xxxxxxxxx > MSN: teoenming@xxxxxxxxxxx > Mobile Phone: +65-9648-9798 > Street: Bedok Reservoir Road > Republic of Singapore _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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