diff options
| -rw-r--r-- | hw/vfio/igd.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/hw/vfio/igd.c b/hw/vfio/igd.c index 0751c43eae..a95d441f68 100644 --- a/hw/vfio/igd.c +++ b/hw/vfio/igd.c @@ -488,11 +488,18 @@ static int igd_get_stolen_mb(int gen, uint32_t gmch) gms = (gmch >> 8) & 0xff; } - if (gms > 0x10) { - error_report("Unsupported IGD GMS value 0x%x", gms); - return 0; + if (gen < 9) { + if (gms > 0x10) { + error_report("Unsupported IGD GMS value 0x%x", gms); + return 0; + } + return gms * 32; + } else { + if (gms < 0xf0) + return gms * 32; + else + return gms * 4 + 4; } - return gms * 32; } void vfio_probe_igd_bar4_quirk(VFIOPCIDevice *vdev, int nr) |