So I’m trying to pass a RX 460 to a windows 10 qemu/kvm vm and no matter what I do it won’t start the vm when I have the PCI devices added.
When I type sudo lspci -nnk it says the device is still using amdgpu kernel models.
I added the variables to the mkinitcpio.conf file too.
Output from sudo dmesg | grep -i -e DMAR -e IOMMU looks like this…
Blockquote
[ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-linux root=UUID=d123083d-59d3-470e-9849-79cb9c9948fe rw loglevel=3 iommu=1 amd_iommu=on iommu=pt quiet
[ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-linux root=UUID=d123083d-59d3-470e-9849-79cb9c9948fe rw loglevel=3 iommu=1 amd_iommu=on iommu=pt quiet
[ 0.195070] iommu: Default domain type: Passthrough (set via kernel command line)
[ 0.286530] pci 0000:00:00.2: AMD-Vi: IOMMU performance counters supported
[ 0.286573] pci 0000:00:01.0: Adding to iommu group 0
[ 0.286579] pci 0000:00:01.1: Adding to iommu group 0
[ 0.286584] pci 0000:00:01.2: Adding to iommu group 0
[ 0.286593] pci 0000:00:02.0: Adding to iommu group 1
[ 0.286604] pci 0000:00:03.0: Adding to iommu group 2
[ 0.286610] pci 0000:00:03.1: Adding to iommu group 2
[ 0.286619] pci 0000:00:04.0: Adding to iommu group 3
[ 0.286628] pci 0000:00:05.0: Adding to iommu group 4
[ 0.286637] pci 0000:00:07.0: Adding to iommu group 5
[ 0.286644] pci 0000:00:07.1: Adding to iommu group 6
[ 0.286654] pci 0000:00:08.0: Adding to iommu group 7
[ 0.286661] pci 0000:00:08.1: Adding to iommu group 8
[ 0.286673] pci 0000:00:14.0: Adding to iommu group 9
[ 0.286678] pci 0000:00:14.3: Adding to iommu group 9
[ 0.286707] pci 0000:00:18.0: Adding to iommu group 10
[ 0.286713] pci 0000:00:18.1: Adding to iommu group 10
[ 0.286719] pci 0000:00:18.2: Adding to iommu group 10
[ 0.286725] pci 0000:00:18.3: Adding to iommu group 10
[ 0.286731] pci 0000:00:18.4: Adding to iommu group 10
[ 0.286737] pci 0000:00:18.5: Adding to iommu group 10
[ 0.286743] pci 0000:00:18.6: Adding to iommu group 10
[ 0.286749] pci 0000:00:18.7: Adding to iommu group 10
[ 0.286751] pci 0000:01:00.0: Adding to iommu group 0
[ 0.286754] pci 0000:20:00.0: Adding to iommu group 0
[ 0.286757] pci 0000:21:00.0: Adding to iommu group 0
[ 0.286759] pci 0000:21:01.0: Adding to iommu group 0
[ 0.286762] pci 0000:21:03.0: Adding to iommu group 0
[ 0.286765] pci 0000:21:04.0: Adding to iommu group 0
[ 0.286767] pci 0000:21:05.0: Adding to iommu group 0
[ 0.286770] pci 0000:21:08.0: Adding to iommu group 0
[ 0.286772] pci 0000:21:09.0: Adding to iommu group 0
[ 0.286776] pci 0000:21:0a.0: Adding to iommu group 0
[ 0.286779] pci 0000:22:00.0: Adding to iommu group 0
[ 0.286803] pci 0000:23:00.0: Adding to iommu group 0
[ 0.286805] pci 0000:23:00.1: Adding to iommu group 0
[ 0.286808] pci 0000:25:00.0: Adding to iommu group 0
[ 0.286810] pci 0000:26:00.0: Adding to iommu group 0
[ 0.286813] pci 0000:27:00.0: Adding to iommu group 0
[ 0.286815] pci 0000:2a:00.0: Adding to iommu group 0
[ 0.286818] pci 0000:2a:00.1: Adding to iommu group 0
[ 0.286821] pci 0000:2a:00.3: Adding to iommu group 0
[ 0.286823] pci 0000:2b:00.0: Adding to iommu group 0
[ 0.286825] pci 0000:2c:00.0: Adding to iommu group 0
[ 0.286828] pci 0000:2d:00.0: Adding to iommu group 2
[ 0.286830] pci 0000:2d:00.1: Adding to iommu group 2
[ 0.286837] pci 0000:2e:00.0: Adding to iommu group 11
[ 0.286846] pci 0000:2f:00.0: Adding to iommu group 12
[ 0.286854] pci 0000:2f:00.3: Adding to iommu group 13
[ 0.286863] pci 0000:2f:00.4: Adding to iommu group 14
[ 0.287338] pci 0000:00:00.2: AMD-Vi: Found IOMMU cap 0x40
[ 0.287666] perf/amd_iommu: Detected AMD IOMMU #0 (2 banks, 4 counters/bank).
[ 0.297285] AMD-Vi: AMD IOMMUv2 driver by Joerg Roedel [email protected]
Blockquote
This is what I get when I try and bot the VM…
I’m not really sure why this isn’t working. Any suggestions?