mictram / vfio-setup

1. Install dependancies:

   For Debian-based systems:

   ./install-deps-deb.sh

   For Arch-based systems:

   ./install-deps-arch.sh

2. Add yourself to the libvirt group:

   sudo usermod -a -G libvirt $(whoami)

3. Add the following options to GRUB_CMDLINE_LINUX_DEFAULT:

   /etc/default/grub

   GRUB_CMDLINE_LINUX_DEFAULT="... iommu=1 amd_iommu=on pcie_acs_override=downstream ..."
   

4. Update grub:

   sudo grub-mkconfig -o /boot/grub/grub.cfg

5. Check device ids and modify configurations files if necessary:

   ls-iommu.sh

6. Place vfio configuration files:

   setup.sh

7. Reboot and check device is bound to the vfio driver:

   ls-pci.sh

8. Enable/start libvirtd:

   sudo systemctl enable libvirtd.service

   sudo systemctl start libvirtd.service

9. Edit /etc/apparmor.d/abstractions/libvirt-qemu:

   # for usb access
   /dev/bus/usb/** rw,
   /etc/udev/udev.conf r,
   /sys/bus/ r,
   /sys/class/ r,
   /run/udev/data/* rw,
   

10. Restart apparmor:

    service apparmor restart

11. Install VM.

12. Fix code 43 issue:

    virsh edit <VM-name>

    <hyperv>
      <relaxed state='on'/>
      <vapic state='on'/>
      <spinlocks state='on' retries='8191'/>
      <vendor_id state='on' value='whatever'/>
    </hyperv>
    <kvm>
      <hidden state='on'/>
    </kvm>`