From afad056c2298824caeb2c58d1541576c73bfef5d Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Mon, 14 Jan 2013 08:50:03 -0800 Subject: Add Intel Whitetip Mountain 2 mainboard This is mostly a copy of Whitetip Mountain 1 with specific GPIO map for this Customer Reference Board (CRB). This mainboard currently has basic funcionality and is able to boot a Linux Kernel but many of the new Haswell ULT specific devices are not yet enabled. Change-Id: I999452d86f00a2c245fa39b1b76080f6a3b1e352 Signed-off-by: Duncan Laurie Reviewed-on: http://review.coreboot.org/2725 Reviewed-by: Paul Menzel Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich --- src/mainboard/intel/wtm2/acpi/platform.asl | 73 ++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 src/mainboard/intel/wtm2/acpi/platform.asl (limited to 'src/mainboard/intel/wtm2/acpi/platform.asl') diff --git a/src/mainboard/intel/wtm2/acpi/platform.asl b/src/mainboard/intel/wtm2/acpi/platform.asl new file mode 100644 index 0000000000..e0693928fa --- /dev/null +++ b/src/mainboard/intel/wtm2/acpi/platform.asl @@ -0,0 +1,73 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* 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) +{ + Return(Package(){0,0}) +} + -- cgit v1.2.3