diff options
Diffstat (limited to 'src/mainboard/amd/thatcher/acpi/AmdImc.asl')
-rw-r--r-- | src/mainboard/amd/thatcher/acpi/AmdImc.asl | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/mainboard/amd/thatcher/acpi/AmdImc.asl b/src/mainboard/amd/thatcher/acpi/AmdImc.asl new file mode 100644 index 0000000000..937c10acc2 --- /dev/null +++ b/src/mainboard/amd/thatcher/acpi/AmdImc.asl @@ -0,0 +1,95 @@ +//BTDC Due to IMC Fan, ACPI control codes +OperationRegion(IMIO, SystemIO, 0x3E, 0x02) +Field(IMIO , ByteAcc, NoLock, Preserve) { + IMCX,8, + IMCA,8 +} + +IndexField(IMCX, IMCA, ByteAcc, NoLock, Preserve) { + Offset(0x80), + MSTI, 8, + MITS, 8, + MRG0, 8, + MRG1, 8, + MRG2, 8, + MRG3, 8, +} + +Method(WACK, 0) +{ + Store(0, Local0) + While (LNotEqual(Local0, 0xFA)) { + Store(MRG0, Local0) + Sleep(10) + } +} + +//Init +Method (ITZE, 0) +{ + Store(0, MRG0) + Store(0xB5, MRG1) + Store(0, MRG2) + Store(0x96, MSTI) + WACK() + + Store(0, MRG0) + Store(0, MRG1) + Store(0, MRG2) + Store(0x80, MSTI) + WACK() + + Or(MRG2, 0x01, Local0) + + Store(0, MRG0) + Store(0, MRG1) + Store(Local0, MRG2) + Store(0x81, MSTI) + WACK() +} + +//Sleep +Method (IMSP, 0) +{ + Store(0, MRG0) + Store(0xB5, MRG1) + Store(0, MRG2) + Store(0x96, MSTI) + WACK() + + Store(0, MRG0) + Store(1, MRG1) + Store(0, MRG2) + Store(0x98, MSTI) + WACK() + + Store(0, MRG0) + Store(0xB4, MRG1) + Store(0, MRG2) + Store(0x96, MSTI) + WACK() +} + +//Wake +Method (IMWK, 0) +{ + Store(0, MRG0) + Store(0xB5, MRG1) + Store(0, MRG2) + Store(0x96, MSTI) + WACK() + + Store(0, MRG0) + Store(0, MRG1) + Store(0, MRG2) + Store(0x80, MSTI) + WACK() + + Or(MRG2, 0x01, Local0) + + Store(0, MRG0) + Store(0, MRG1) + Store(Local0, MRG2) + Store(0x81, MSTI) + WACK() +} |