a8025db49f
Correct tabs that were intended as spaces. Change-Id: Idcf33d829f87a866b5ed880527102918d5b93842 Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com> Reviewed-on: https://review.coreboot.org/17905 Reviewed-by: Martin Roth <martinroth@google.com> Tested-by: build bot (Jenkins)
118 lines
2.7 KiB
Plaintext
118 lines
2.7 KiB
Plaintext
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 Advanced Micro Devices, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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/* Wake status package */
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Name(WKST,Package(){Zero, Zero})
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/*
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* \_PTS - Prepare to Sleep method
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*
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* Entry:
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* Arg0=The value of the sleeping state S1=1, S2=2, etc
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*
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* Exit:
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* -none-
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*
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* The _PTS control method is executed at the beginning of the sleep process
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* for S1-S5. The sleeping value is passed to the _PTS control method. This
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* control method may be executed a relatively long time before entering the
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* sleep state and the OS may abort the operation without notification to
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* the ACPI driver. This method cannot modify the configuration or power
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* state of any device in the system.
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*/
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Method(\_PTS, 1) {
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/* DBGO("\\_PTS\n") */
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/* DBGO("From S0 to S") */
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/* DBGO(Arg0) */
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/* DBGO("\n") */
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/* Don't allow PCIRST# to reset USB */
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if (LEqual(Arg0,3)){
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Store(0,URRE)
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}
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/* Clear sleep SMI status flag and enable sleep SMI trap. */
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/*Store(One, CSSM)
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Store(One, SSEN)*/
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/* On older chips, clear PciExpWakeDisEn */
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/*if (LLessEqual(\_SB.SBRI, 0x13)) {
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* Store(0,\_SB.PWDE)
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*}
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*/
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/* Clear wake status structure. */
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Store(0, Index(WKST,0))
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Store(0, Index(WKST,1))
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} /* End Method(\_PTS) */
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/*
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* \_BFS OEM Back From Sleep method
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*
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* Entry:
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* Arg0=The value of the sleeping state S1=1, S2=2
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*
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* Exit:
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* -none-
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*/
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Method(\_BFS, 1) {
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/* DBGO("\\_BFS\n") */
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/* DBGO("From S") */
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/* DBGO(Arg0) */
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/* DBGO(" to S0\n") */
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}
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/*
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* \_WAK System Wake method
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*
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* Entry:
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* Arg0=The value of the sleeping state S1=1, S2=2
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*
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* Exit:
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* Return package of 2 DWords
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* Dword 1 - Status
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* 0x00000000 wake succeeded
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* 0x00000001 Wake was signaled but failed due to lack of power
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* 0x00000002 Wake was signaled but failed due to thermal condition
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* Dword 2 - Power Supply state
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* if non-zero the effective S-state the power supply entered
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*/
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Method(\_WAK, 1) {
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/* DBGO("\\_WAK\n") */
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/* DBGO("From S") */
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/* DBGO(Arg0) */
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/* DBGO(" to S0\n") */
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/* Re-enable HPET */
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Store(1,HPDE)
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/* Restore PCIRST# so it resets USB */
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if (LEqual(Arg0,3)){
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Store(1,URRE)
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}
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/* Arbitrarily clear PciExpWakeStatus */
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Store(PWST, Local1)
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Store(Local1, PWST)
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/* if(DeRefOf(Index(WKST,0))) {
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* Store(0, Index(WKST,1))
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* } else {
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* Store(Arg0, Index(WKST,1))
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* }
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*/
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Return(WKST)
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} /* End Method(\_WAK) */
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