diff options
Diffstat (limited to 'src/northbridge/intel/haswell/acpi/igd.asl')
| -rw-r--r-- | src/northbridge/intel/haswell/acpi/igd.asl | 326 |
1 files changed, 41 insertions, 285 deletions
diff --git a/src/northbridge/intel/haswell/acpi/igd.asl b/src/northbridge/intel/haswell/acpi/igd.asl index 8ad70d7968..df8a389797 100644 --- a/src/northbridge/intel/haswell/acpi/igd.asl +++ b/src/northbridge/intel/haswell/acpi/igd.asl @@ -22,301 +22,57 @@ Device (GFX0) { Name (_ADR, 0x00020000) - /* Display Output Switching */ - Method (_DOS, 1) + OperationRegion (GFXC, PCI_Config, 0x00, 0x0100) + Field (GFXC, DWordAcc, NoLock, Preserve) { - /* Windows 2000 and Windows XP call _DOS to enable/disable - * Display Output Switching during init and while a switch - * is already active - */ - Store (And(Arg0, 7), DSEN) + Offset (0x10), + BAR0, 64 } - /* We try to support as many i945 systems as possible, - * so keep the number of DIDs flexible. - */ - Method (_DOD, 0) + OperationRegion (GFRG, SystemMemory, And(BAR0, 0xfffffffffffffff0), 0x400000) + Field (GFRG, DWordAcc, NoLock, Preserve) { - If (LEqual(NDID, 1)) { - Name(DOD1, Package() { - 0xffffffff - }) - Store (Or(0x00010000, DID1), Index(DOD1, 0)) - Return(DOD1) - } - - If (LEqual(NDID, 2)) { - Name(DOD2, Package() { - 0xffffffff, - 0xffffffff - }) - Store (Or(0x00010000, DID2), Index(DOD2, 0)) - Store (Or(0x00010000, DID2), Index(DOD2, 1)) - Return(DOD2) - } - - If (LEqual(NDID, 3)) { - Name(DOD3, Package() { - 0xffffffff, - 0xffffffff, - 0xffffffff - }) - Store (Or(0x00010000, DID3), Index(DOD3, 0)) - Store (Or(0x00010000, DID3), Index(DOD3, 1)) - Store (Or(0x00010000, DID3), Index(DOD3, 2)) - Return(DOD3) - } - - If (LEqual(NDID, 4)) { - Name(DOD4, Package() { - 0xffffffff, - 0xffffffff, - 0xffffffff, - 0xffffffff - }) - Store (Or(0x00010000, DID4), Index(DOD4, 0)) - Store (Or(0x00010000, DID4), Index(DOD4, 1)) - Store (Or(0x00010000, DID4), Index(DOD4, 2)) - Store (Or(0x00010000, DID4), Index(DOD4, 3)) - Return(DOD4) - } - - If (LGreater(NDID, 4)) { - Name(DOD5, Package() { - 0xffffffff, - 0xffffffff, - 0xffffffff, - 0xffffffff, - 0xffffffff - }) - Store (Or(0x00010000, DID5), Index(DOD5, 0)) - Store (Or(0x00010000, DID5), Index(DOD5, 1)) - Store (Or(0x00010000, DID5), Index(DOD5, 2)) - Store (Or(0x00010000, DID5), Index(DOD5, 3)) - Store (Or(0x00010000, DID5), Index(DOD5, 4)) - Return(DOD5) - } - - /* Some error happened, but we have to return something */ - Return (Package() {0x00000400}) - } - - Device(DD01) - { - /* Device Unique ID */ - Method(_ADR, 0, Serialized) - { - If(LEqual(DID1, 0)) { - Return (1) - } Else { - Return (And(0xffff, DID1)) - } - } - - /* Device Current Status */ - Method(_DCS, 0) - { - TRAP(1) - If (And(CSTE, 1)) { - Return (0x1f) - } - Return(0x1d) - } - - /* Query Device Graphics State */ - Method(_DGS, 0) - { - If (And(NSTE, 1)) { - Return(1) - } - Return(0) - } - - /* Device Set State */ - Method(_DSS, 1) - { - /* If Parameter Arg0 is (1 << 31) | (1 << 30), the - * display switch was completed - */ - If (LEqual(And(Arg0, 0xc0000000), 0xc0000000)) { - Store (NSTE, CSTE) - } - } - } - - Device(DD02) - { - /* Device Unique ID */ - Method(_ADR, 0, Serialized) - { - If(LEqual(DID2, 0)) { - Return (2) - } Else { - Return (And(0xffff, DID2)) - } - } - - /* Device Current Status */ - Method(_DCS, 0) - { - TRAP(1) - If (And(CSTE, 2)) { - Return (0x1f) - } - Return(0x1d) - } - - /* Query Device Graphics State */ - Method(_DGS, 0) - { - If (And(NSTE, 2)) { - Return(1) - } - Return(0) - } - - /* Device Set State */ - Method(_DSS, 1) - { - /* If Parameter Arg0 is (1 << 31) | (1 << 30), the - * display switch was completed - */ - If (LEqual(And(Arg0, 0xc0000000), 0xc0000000)) { - Store (NSTE, CSTE) - } - } + Offset (0x48254), + BCLV, 16, + Offset (0xc8250), + CR1, 32, + CR2, 32 } - - Device(DD03) + Name (BRIG, Package (0x12) { - /* Device Unique ID */ - Method(_ADR, 0, Serialized) - { - If(LEqual(DID3, 0)) { - Return (3) - } Else { - Return (And(0xffff, DID3)) - } - } - - /* Device Current Status */ - Method(_DCS, 0) - { - TRAP(1) - If (And(CSTE, 4)) { - Return (0x1f) - } - Return(0x1d) - } - - /* Query Device Graphics State */ - Method(_DGS, 0) - { - If (And(NSTE, 4)) { - Return(1) - } - Return(0) - } - - /* Device Set State */ - Method(_DSS, 1) - { - /* If Parameter Arg0 is (1 << 31) | (1 << 30), the - * display switch was completed - */ - If (LEqual(And(Arg0, 0xc0000000), 0xc0000000)) { - Store (NSTE, CSTE) - } - } - } - - - Device(DD04) + 0x61, + 0x61, + 0x2, + 0x4, + 0x5, + 0x7, + 0x9, + 0xb, + 0xd, + 0x11, + 0x14, + 0x17, + 0x1c, + 0x20, + 0x27, + 0x31, + 0x41, + 0x61, + }) + + Method (XBCM, 1, NotSerialized) { - /* Device Unique ID */ - Method(_ADR, 0, Serialized) - { - If(LEqual(DID4, 0)) { - Return (4) - } Else { - Return (And(0xffff, DID4)) - } - } - - /* Device Current Status */ - Method(_DCS, 0) - { - TRAP(1) - If (And(CSTE, 8)) { - Return (0x1f) - } - Return(0x1d) - } - - /* Query Device Graphics State */ - Method(_DGS, 0) - { - If (And(NSTE, 4)) { - Return(1) - } - Return(0) - } - - /* Device Set State */ - Method(_DSS, 1) - { - /* If Parameter Arg0 is (1 << 31) | (1 << 30), the - * display switch was completed - */ - If (LEqual(And(Arg0, 0xc0000000), 0xc0000000)) { - Store (NSTE, CSTE) - } - } + Store (ShiftLeft (Arg0, 4), BCLV) + Store (0x80000000, CR1) + Store (0x061a061a, CR2) } - - Device(DD05) + Method (XBQC, 0, NotSerialized) { - /* Device Unique ID */ - Method(_ADR, 0, Serialized) - { - If(LEqual(DID5, 0)) { - Return (5) - } Else { - Return (And(0xffff, DID5)) - } - } - - /* Device Current Status */ - Method(_DCS, 0) - { - TRAP(1) - If (And(CSTE, 16)) { - Return (0x1f) - } - Return(0x1d) - } - - /* Query Device Graphics State */ - Method(_DGS, 0) - { - If (And(NSTE, 4)) { - Return(1) - } - Return(0) - } - - /* Device Set State */ - Method(_DSS, 1) - { - /* If Parameter Arg0 is (1 << 31) | (1 << 30), the - * display switch was completed - */ - If (LEqual(And(Arg0, 0xc0000000), 0xc0000000)) { - Store (NSTE, CSTE) - } - } + Store (BCLV, Local0) + ShiftRight (Local0, 4, Local0) + Return (Local0) } - +#include <drivers/intel/gma/igd.asl> } |