I followed this walkthrough and have a VM with GPU PCI passthrough working, installed the Radeon drivers.
I am already a user of virt-manager and it makes it much easier to manager VMs, generally, so I diverged from the blog post a little in that I used virt-manager and
The problem is that libvirt keeps adding the default VGA emulation (this is documented behavior), which makes the Windows guest prefer that over the Radeon display device. I can set the type of
none (as suggested by the documentation) but then no output is shown.
Probably this is some really basic ignorance on my part with regard to how video works with libvirt, can somebody enlighten me?