Master Xen Gfx Passthrough Unleash the Potential of Virtual Graphics

The information out there about PCI passthrough is terribly outdated and unhelpful. I have an HD 7850, and a junk PCI vga-only Nvidia card ... Hi Guys, I'm having a bit of trouble setting up Xen under OpenSUSE 12.3. Specifically, I want to pass through a secondary VGA card to an HVM ... The main requirement is that you must have a CPU with support for both VT-D and VT-X (or the AMD equivalents). VT-D is what you need for I/O ... In brief, the problem is that PCI/GPU passthrough functions normally with Xen ... gfx_passthru = '1' pci = [ '00:1b.0', '00:14.0,rdm_policy ... --- xen-4.0.1/tools/python/xen/xend/image.py.orig 2010-08-25 11:22 ... gfx_passthru']: try: if v != None: v = int(v). if v: ret.append("-%s" % a) ... In The effect of gfx_passthru= option section of that article there are described ways to make Xen change primary graphics card OR remove curris ... ... gfx_passthru, val: None [2011-08-02 16:09:48 3940] INFO (image:822) Need to create platform device.[domid:26] [2011-08-02 16:09:48 3940] ... ... xen-default/bin/qemu-dm' boot='dc' sdl=0 vnc=1 vncpasswd='' stdvga=0 serial='pty' tsc_mode=0 viridian=1 usb=1 usbdevice='tablet' gfx_passthru ... ... gfx_passthru=0 pci=[ '02:00.0', '02:00.1' ] localtime=1 pci_power_mgmt=1. In the past I had serious issues getting this AMD 6450 card passed ... #gfx_passthru=1 # Enable when Xen 4.2 hits the repo pci = [ '01:00.0', '01:00.1', '09:01.0'] # Temporary solution until I've figured out ...