On Tue, 2024-12-03 at 21:35 +0800, Tomita Moeko wrote: > CAUTION: External Email!! > All gen 11 and 12 igd devices have 64 bit BDSM register at 0xC0 in its > config space, add them to the list to support igd passthrough on Alder/ > Raptor/Rocket/Ice/Jasper Lake platforms. > > Tested legacy mode of igd passthrough works properly on both linux and > windows guests with AlderLake-S GT1 (8086:4680). > > Signed-off-by: Tomita Moeko <tomitamo...@gmail.com> > --- > hw/vfio/igd.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/hw/vfio/igd.c b/hw/vfio/igd.c > index 7f389de7ac..fea9be0b2d 100644 > --- a/hw/vfio/igd.c > +++ b/hw/vfio/igd.c > @@ -85,9 +85,14 @@ static int igd_gen(VFIOPCIDevice *vdev) > case 0x3e00: /* Coffee Lake */ > case 0x9B00: /* Comet Lake */ > return 9; > + case 0x8A00: /* Ice Lake */ > case 0x4500: /* Elkhart Lake */ > + case 0x4E00: /* Jasper Lake */ > return 11; > case 0x9A00: /* Tiger Lake */ > + case 0x4C00: /* Rocket Lake */ > + case 0x4600: /* Alder Lake */ > + case 0xA700: /* Raptor Lake */ > return 12; > } >
Reviewed-by: Corvin Köhne <c.koe...@beckhoff.com>
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