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authorChris Ching <chingcodes@google.com>2016-05-11 09:06:50 -0600
committerMartin Roth <martinroth@google.com>2016-06-08 18:49:52 +0200
commitb14693193cb850161fa9ba24cca1c8592005453c (patch)
treedaaf1eea8ae48ce2638ff8c263c8d91be2302a7b /src/mainboard/adi/rcc-dff/acpi/platform.asl
parentb8743080d8b927d10966630c439e0cc354da5af1 (diff)
adi/rc-dff: Add Initial implementaion
* Add ADI vendor Copy Intel Mohon Peak mainboard to ADI vendor. No functional changes, only string and ifdef names changed. Change-Id: I25a6d0ec549c79a8ff149d39f72648f625dc36fe Signed-off-by: Chris Ching <chingcodes@google.com> Reviewed-on: https://review.coreboot.org/14778 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard/adi/rcc-dff/acpi/platform.asl')
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1 files changed, 60 insertions, 0 deletions
diff --git a/src/mainboard/adi/rcc-dff/acpi/platform.asl b/src/mainboard/adi/rcc-dff/acpi/platform.asl
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index 0000000000..6ba95ce465
--- /dev/null
+++ b/src/mainboard/adi/rcc-dff/acpi/platform.asl
@@ -0,0 +1,60 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2012 The Chromium OS Authors. All rights reserved.
+ *
+ * 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.
+ */
+
+/* The APM port can be used for generating software SMIs */
+
+OperationRegion (APMP, SystemIO, 0xb2, 2)
+Field (APMP, ByteAcc, NoLock, Preserve)
+{
+ APMC, 8, // APM command
+ APMS, 8 // APM status
+}
+
+/* Port 80 POST */
+
+OperationRegion (POST, SystemIO, 0x80, 1)
+Field (POST, ByteAcc, Lock, Preserve)
+{
+ DBG0, 8
+}
+
+/* SMI I/O Trap */
+Method(TRAP, 1, Serialized)
+{
+ Store (Arg0, SMIF) // SMI Function
+ Store (0, TRP0) // Generate trap
+ Return (SMIF) // Return value of SMI handler
+}
+
+/* The _PIC method is called by the OS to choose between interrupt
+ * routing via the i8259 interrupt controller or the APIC.
+ *
+ * _PIC is called with a parameter of 0 for i8259 configuration and
+ * with a parameter of 1 for Local Apic/IOAPIC configuration.
+ */
+
+Method(_PIC, 1)
+{
+ // Remember the OS' IRQ routing choice.
+ Store(Arg0, PICM)
+}
+
+/* The _WAK method is called on system wakeup */
+
+Method(_WAK,1)
+{
+ Return(Package(){0,0})
+}