Both Gemini Lake and Comet Lake are gen 9 devices. Many user reports on internet shows legacy mode of igd passthrough works as qemu treats them as gen 8 devices by default before e433f208973f ("vfio/igd: return an invalid generation for unknown devices").
Reviewed-by: Corvin Köhne <c.koe...@beckhoff.com> Signed-off-by: Tomita Moeko <tomitamo...@gmail.com> --- hw/vfio/igd.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/vfio/igd.c b/hw/vfio/igd.c index e231865d72..ed236f443a 100644 --- a/hw/vfio/igd.c +++ b/hw/vfio/igd.c @@ -81,8 +81,10 @@ static int igd_gen(VFIOPCIDevice *vdev) case 0x2200: /* Cherryview */ return 8; case 0x1900: /* Skylake */ + case 0x3100: /* Gemini Lake */ case 0x5900: /* Kaby Lake */ case 0x3e00: /* Coffee Lake */ + case 0x9B00: /* Comet Lake */ return 9; case 0x4500: /* Elkhart Lake */ return 11; -- 2.45.2