On Mon, 2018-12-31 at 23:01 +0100, Kővágó Zoltán wrote: > On 2018-12-29 16:31, Alex Williamson wrote: > > Use virtual machine manager again to create a Q35 VM and re-use your > > disk image. Note that this is the same as moving your disk from one > > machine to another with potentially different disk and network > > controllers. If you're using virtio for both, you're probably fine > > otherwise you might need to go back to the 440fx machine type and > > install extra drivers to make it work. Also be sure to maintain the > > same firmware type in the VM, SeaBIOS or OVMF. Switching between the > > two for an existing VM image is non-trivial. Thanks, > > Hi, > > Reading this thread I decided to try the switch. Since life is too short > to figure out libvirt,
I find VMM easier than working my way through all the Qemu command-line options since I don't understand what most of them are for. > I'm running qemu directly, so I just added -M q35 > and staryed my win8.1 vm and it worked, except, of course, the nvidia > driver. > > Looking at the device manager, on one vm it reverted to the standard vga > driver, while on the other it displays my gpu as unknown device without > a driver (but it displays the desktop on this unknown device!). > If I select update driver, or try to manually reinstall the nvidia > driver, I hear that device connected/reconnected sound, the screen turns > off, then a few seconds later the vm just reboots. > > Any idea what is the problem? Did anyone try this configuration? (OVMF + > win8.1 x64 + nvidia gtx980 passthrough) No idea, but it looks like a different problem from mine. poc _______________________________________________ vfio-users mailing list vfio-users@redhat.com https://www.redhat.com/mailman/listinfo/vfio-users
