Unlocking Gaming Success Troubleshooting GFX Passthru Invalid Option

And the gfx_passthrough option isn't yet supported for the new qemu ... I built my own packages, and I was pulling in the wrong branch from the ... Unfortunately, this generic error message was not very useful in identifying the underlying issue. I was hoping the process was going to be ... ... ERROR: invalid cluster offset=0x2af0000 [...] ERROR: invalid cluster offset ... -spice option[,option[,...]] Enables the spice remote desktop protocol ... Enabling the gfx_passthru option also copies the physical graphics card video BIOS to the guest memory, and executes the VBIOS in the guest to initialize the ... ... ERROR: invalid cluster offset=0x2af0000 [...] ERROR: invalid cluster ... -spice option[,option[,...]] Enables the spice remote desktop ... Hi, How come gfx_passthru is now an invalid option? Does it mean Xen-unstable 4.4 changeset 27214 no longer supports vga passthrough? -- Yours sincerely, ... fprintf(stderr, "xl: Invalid argument parsing ioport: %s\n",. buf) ... libxl_defbool_set(&b_info->u.hvm.gfx_passthru, l);. } else if ... I'm currently trying to pass a nvidia GPU to Windows 10 guest using qemu 2.5 and libvirt 1.3.5. I see "Error 43" on Nvidia GPU in Device Manager. ... gfx_passthru option". > > Can't libxl just enable this itself if there's a PCI passthrough > device and it's detected as type igd? > > ... No more qemu-system-x86_64: vfio-pci: Cannot read device rom at 0000:07:00.0 Device option ROM contents are probably invalid (check dmesg). Skip ...