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 <tomitamoeko@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.koehne@beckhoff.com>