search for: hd7770

Hi, I''m doing VGA passthrough for an ATI (HD 6770) graphics card to a DomU Windows. The passthrough itself is working. However, everytime when I reboot the DomU Windows, the whole machine freezes. I see no error messages from Dom0 kernel or the xen qemu log (or perhaps I haven''t got the most verbose debugging turned on?). Though from what I can tell, the the freeze happens

Aloha! Concisely, I''ve been trying for several days to get VGA/PCI passthrough working. Regarding VGA vs PCI passthrough, I''m not entirely certain of the difference? Does Xen perform a different set of operations when passing through a VGA card versus any PCIe card? I''ve read the wiki and it seems the answer is "yes;" however, when passing through a

...nce I have two logical (dual-monitors) DISPLAYS and the problem is that I'm not able to span a single window across more than 2 monitors. > If possible, get a Kepler-based card, which can drive 4 CRTC's from 1 > GPU. That way you get none of the trouble. What about: Gigabyte Radeon HD7770 OC?? I know, it's OT but maybe someone has experience. -- Serdecznie pozdrawiam / Sincerely yours Grzegorz S?jka Faculty of Mathematics and Information Science Warsaw University of Technology ul. Koszykowa 75 00-662 Warsaw, POLAND mob. +48 722 22 67 17

...using xl + xl pci-assignable-add when I get the full > machine freeze when I reboot the domU windows7. > > I just tried with the same domu config file, but with xm + > pci-stub, and I do not seem to get the freeze (yet, so far 3 reboots/shutdowns). > > The VGA passthrough (an HD7770) is still working even after the > reboot (i.e. no more blank screen). > > This is semi-good news. If the bug is in xl, then I guess we > will have to debug this since xm is deprecated. I believe its reasonable to say we have worked with VGA pass-through as much as anyone at this poi...

...using xl + xl pci-assignable-add when I get the full > machine freeze when I reboot the domU windows7. > > I just tried with the same domu config file, but with xm + > pci-stub, and I do not seem to get the freeze (yet, so far 3 reboots/shutdowns). > > The VGA passthrough (an HD7770) is still working even after the > reboot (i.e. no more blank screen). > > This is semi-good news. If the bug is in xl, then I guess we > will have to debug this since xm is deprecated. I believe its reasonable to say we have worked with VGA pass-through as much as anyone at this poi...

On Thu, Jan 23, 2014 at 4:56 PM, Grzegorz S?jka <gs at sojka.co> wrote: > Hi there, > > I have 4 identical monitors. So I decided to buy (not to expensive, > around 100USD) quad head graphics card. I do not need anything > particular. Only office applications, no gaming. The crucial thing is > that I would like to be able to span a single window across all 4 > monitors.