diff options
| -rw-r--r-- | src/northbridge/intel/sandybridge/acpi/igd.asl | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/northbridge/intel/sandybridge/acpi/igd.asl b/src/northbridge/intel/sandybridge/acpi/igd.asl index a6804adb5e..cfc12ed8b0 100644 --- a/src/northbridge/intel/sandybridge/acpi/igd.asl +++ b/src/northbridge/intel/sandybridge/acpi/igd.asl @@ -23,6 +23,23 @@ Device (GFX0) { Name (_ADR, 0x00020000) + OperationRegion (GFXC, PCI_Config, 0x00, 0x0100) + Field (GFXC, DWordAcc, NoLock, Preserve) + { + Offset (0x10), + BAR0, 64 + } + + OperationRegion (GFRG, SystemMemory, And(BAR0, 0xfffffffffffffff0), 0x400000) + Field (GFRG, DWordAcc, NoLock, Preserve) + { + Offset (0x48254), + BCLV, 16, + Offset (0xc8250), + CR1, 32, + CR2, 32 + } + /* Display Output Switching */ Method (_DOS, 1) { |