From f3155d205e6c78b09e4a69af89aa4853bf6a9f6d Mon Sep 17 00:00:00 2001 From: Vladimir Serbinenko Date: Sun, 10 Aug 2014 23:53:42 +0200 Subject: gm45: Declare brightness variables for ACPI use. Change-Id: I23a088919aaac16066e5dd8300a081a8095a93f0 Signed-off-by: Vladimir Serbinenko Reviewed-on: http://review.coreboot.org/6589 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/northbridge/intel/gm45/acpi/igd.asl | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'src/northbridge') diff --git a/src/northbridge/intel/gm45/acpi/igd.asl b/src/northbridge/intel/gm45/acpi/igd.asl index 02092fa411..f44ce800f0 100644 --- a/src/northbridge/intel/gm45/acpi/igd.asl +++ b/src/northbridge/intel/gm45/acpi/igd.asl @@ -23,6 +23,22 @@ 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 (0x61250), + CR1, 32, + BCLV, 16, + BCLM, 16, + } + /* Display Output Switching */ Method (_DOS, 1) { -- cgit v1.2.3