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authorMatt DeVillier <matt.devillier@gmail.com>2015-11-03 23:20:10 -0600
committerMartin Roth <martinroth@google.com>2016-01-12 22:20:28 +0100
commit8e6b0a2ae25176028615aa45c0b8e341ff622a61 (patch)
tree2fa5a4852771d817f80a04e95acc20586bada790 /src/mainboard/google/guado/acpi/platform.asl
parent2de6410eeefb65729662ad7604e6a9620b9c58bf (diff)
google/guado: initial upstream migration
Migrate google/guado (Asus Chromebox CN62) from Chromium tree to upstream, using google/auron and google/panther as refs. TEST=built and booted guado with full functionality Change-Id: If7a500fb408197a61c9619b9d5ea1458d1f4d702 Tested-by: Matt DeVillier <matt.devillier@gmail.com> Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/12800 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Martin Roth <martinroth@google.com>
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diff --git a/src/mainboard/google/guado/acpi/platform.asl b/src/mainboard/google/guado/acpi/platform.asl
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2014 Google 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.
+ */
+
+/* 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 _PTS method (Prepare To Sleep) is called before the OS is
+ * entering a sleep state. The sleep state number is passed in Arg0
+ */
+
+Method(_PTS,1)
+{
+}
+
+/* The _WAK method is called on system wakeup */
+
+Method(_WAK,1)
+{
+ /* Initialize thermal defaults */
+ \_TZ.THRM._INI ()
+
+ Return(Package(){0,0})
+}