soc/intel/common/acpi: Add _PTS, _WAK methods

Change-Id: I72f894fd14bf0e333d9fda970397a3c82de598c3
Signed-off-by: Hannah Williams <hannah.williams@intel.com>
Reviewed-on: https://review.coreboot.org/15121
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Hannah Williams 2016-06-08 14:29:47 -07:00 committed by Duncan Laurie
parent cf0e60faf4
commit 4cff1d52a5
2 changed files with 58 additions and 0 deletions

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@ -244,6 +244,20 @@
*/ */
#define POST_FSP_NOTIFY_BEFORE_FINALIZE 0x95 #define POST_FSP_NOTIFY_BEFORE_FINALIZE 0x95
/**
* \brief Indicate OS _PTS entry
*
* Called from _PTS asl method
*/
#define POST_OS_ENTER_PTS 0x96
/**
* \brief Indicate OS _WAK entry
*
* Called from within _WAK method
*/
#define POST_OS_ENTER_WAKE 0x97
/** /**
* \brief Entry into elf boot * \brief Entry into elf boot
* *

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@ -0,0 +1,44 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2012 Google Inc.
* Copyright (C) 2016 Intel Corp
*
* 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.
*/
#include <include/console/post_codes.h>
/* Port 80 POST */
OperationRegion (POST, SystemIO, CONFIG_POST_IO_PORT, 1)
Field (POST, ByteAcc, Lock, Preserve)
{
DBG0, 8
}
/*
* 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)
{
Store (POST_OS_ENTER_PTS, DBG0)
}
/* The _WAK method is called on system wakeup */
Method (_WAK, 1)
{
Store (POST_OS_ENTER_WAKE, DBG0)
Return (Package(){0,0})
}