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-rw-r--r--src/southbridge/amd/agesa/hudson/acpi/AmdImc.asl65
-rw-r--r--src/southbridge/amd/pi/hudson/acpi/AmdImc.asl65
2 files changed, 130 insertions, 0 deletions
diff --git a/src/southbridge/amd/agesa/hudson/acpi/AmdImc.asl b/src/southbridge/amd/agesa/hudson/acpi/AmdImc.asl
new file mode 100644
index 0000000000..19ea8f5f78
--- /dev/null
+++ b/src/southbridge/amd/agesa/hudson/acpi/AmdImc.asl
@@ -0,0 +1,65 @@
+/*
+ * 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.
+ */
+
+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)
+ Store(50, Local1)
+ While (LAnd (LNotEqual(Local0, 0xFA), LGreater(Local1,0))) {
+ Store(MRG0, Local0)
+ Sleep(10)
+ Decrement(Local1)
+ }
+}
+
+//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()
+}
diff --git a/src/southbridge/amd/pi/hudson/acpi/AmdImc.asl b/src/southbridge/amd/pi/hudson/acpi/AmdImc.asl
new file mode 100644
index 0000000000..19ea8f5f78
--- /dev/null
+++ b/src/southbridge/amd/pi/hudson/acpi/AmdImc.asl
@@ -0,0 +1,65 @@
+/*
+ * 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.
+ */
+
+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)
+ Store(50, Local1)
+ While (LAnd (LNotEqual(Local0, 0xFA), LGreater(Local1,0))) {
+ Store(MRG0, Local0)
+ Sleep(10)
+ Decrement(Local1)
+ }
+}
+
+//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()
+}