diff options
Diffstat (limited to 'src/mainboard/biostar/a68n_5200/acpi/AmdImc.asl')
-rw-r--r-- | src/mainboard/biostar/a68n_5200/acpi/AmdImc.asl | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/mainboard/biostar/a68n_5200/acpi/AmdImc.asl b/src/mainboard/biostar/a68n_5200/acpi/AmdImc.asl new file mode 100644 index 0000000000..aa941ba9ae --- /dev/null +++ b/src/mainboard/biostar/a68n_5200/acpi/AmdImc.asl @@ -0,0 +1,110 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +//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() +} |