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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008 Advanced Micro Devices, Inc.
* Copyright (C) 2010 Siemens AG, Inc.
* (Written by Josef Kellermann <joseph.kellermann@heitec.de> for Siemens AG, 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.
*/
/* Supported sleep states: */
Name(\_S0, Package () {0x00, 0x00, 0x00, 0x00} ) /* (S0) - working state */
Name(\_S1, Package () {0x01, 0x01, 0x00, 0x00} ) /* (S1) - sleeping w/CPU context */
Name(\_S2, Package () {0x02, 0x02, 0x00, 0x00} ) /* (S2) - "light" Suspend to RAM */
Name(\_S3, Package () {0x03, 0x03, 0x00, 0x00} ) /* (S3) - Suspend to RAM */
Name(\_S4, Package () {0x04, 0x04, 0x00, 0x00} ) /* (S4) - Suspend to Disk */
Name(\_S5, Package () {0x05, 0x05, 0x00, 0x00} ) /* (S5) - Soft Off */
Name(\_SB.CSPS ,0) /* Current Sleep State (S0, ... , S5) */
Name(CSMS, 0) /* Current System State */
/* Wake status package */
Name(WKST,Package(){Zero, Zero})
/*
* \_PTS - Prepare to Sleep method
*
* Entry:
* Arg0=The value of the sleeping state S1=1, S2=2, etc
*
* Exit:
* -none-
*
* The _PTS control method is executed at the beginning of the sleep process
* for S1-S5. The sleeping value is passed to the _PTS control method. This
* control method may be executed a relatively long time before entering the
* sleep state and the OS may abort the operation without notification to
* the ACPI driver. This method cannot modify the configuration or power
* state of any device in the system.
*/
Method(\_PTS, 1) {
/* DBGO("\\_PTS\n") */
/* DBGO("From S0 to S") */
/* DBGO(Arg0) */
/* DBGO("\n") */
/* Don't allow PCIRST# to reset USB */
if (LEqual(Arg0,3)){
Store(0,URRE)
}
/* Clear sleep SMI status flag and enable sleep SMI trap. */
/*Store(One, CSSM)
Store(One, SSEN)*/
/* On older chips, clear PciExpWakeDisEn */
/*if (LLessEqual(\_SB.SBRI, 0x13)) {
* Store(0,\_SB.PWDE)
*}
*/
/* Clear wake status structure. */
Store(0, Index(WKST,0))
Store(0, Index(WKST,1))
\_SB.PCI0.SIOS (Arg0)
} /* End Method(\_PTS) */
/*
* The following method results in a "not a valid reserved NameSeg"
* warning so I have commented it out for the duration. It isn't
* used, so it could be removed.
*
*
* \_GTS OEM Going To Sleep method
*
* Entry:
* Arg0=The value of the sleeping state S1=1, S2=2
*
* Exit:
* -none-
*
* Method(\_GTS, 1) {
* DBGO("\\_GTS\n")
* DBGO("From S0 to S")
* DBGO(Arg0)
* DBGO("\n")
* }
*/
/*
* \_BFS OEM Back From Sleep method
*
* Entry:
* Arg0=The value of the sleeping state S1=1, S2=2
*
* Exit:
* -none-
*/
Method(\_BFS, 1) {
/* DBGO("\\_BFS\n") */
/* DBGO("From S") */
/* DBGO(Arg0) */
/* DBGO(" to S0\n") */
}
/*
* \_WAK System Wake method
*
* Entry:
* Arg0=The value of the sleeping state S1=1, S2=2
*
* Exit:
* Return package of 2 DWords
* Dword 1 - Status
* 0x00000000 wake succeeded
* 0x00000001 Wake was signaled but failed due to lack of power
* 0x00000002 Wake was signaled but failed due to thermal condition
* Dword 2 - Power Supply state
* if non-zero the effective S-state the power supply entered
*/
Method(\_WAK, 1) {
/* DBGO("\\_WAK\n") */
/* DBGO("From S") */
/* DBGO(Arg0) */
/* DBGO(" to S0\n") */
/* Re-enable HPET */
Store(1,HPDE)
/* Restore PCIRST# so it resets USB */
if (LEqual(Arg0,3)){
Store(1,URRE)
}
/* Arbitrarily clear PciExpWakeStatus */
Store(PWST, PWST)
/* if(DeRefOf(Index(WKST,0))) {
* Store(0, Index(WKST,1))
* } else {
* Store(Arg0, Index(WKST,1))
* }
*/
\_SB.PCI0.SIOW (Arg0)
Return(WKST)
} /* End Method(\_WAK) */
Scope(\_GPE) { /* Start Scope GPE */
/* General event 3 */
Method(_L03) {
/* DBGO("\\_GPE\\_L00\n") */
Notify(\_SB.PWRB, 0x02) /* NOTIFY_DEVICE_WAKE */
}
/* Legacy PM event */
Method(_L08) {
/* DBGO("\\_GPE\\_L08\n") */
}
/* Temp warning (TWarn) event */
Method(_L09) {
/* DBGO("\\_GPE\\_L09\n") */
Notify (\_TZ.TZ00, 0x80)
}
/* Reserved */
/* Method(_L0A) {
* DBGO("\\_GPE\\_L0A\n")
* }
*/
/* USB controller PME# */
Method(_L0B) {
/* DBGO("\\_GPE\\_L0B\n") */
Notify(\_SB.PCI0.UOH1, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.UOH2, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.UOH3, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.UOH4, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.UOH5, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.UEH1, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PWRB, 0x02) /* NOTIFY_DEVICE_WAKE */
}
/* AC97 controller PME# */
/* Method(_L0C) {
* DBGO("\\_GPE\\_L0C\n")
* }
*/
/* OtherTherm PME# */
/* Method(_L0D) {
* DBGO("\\_GPE\\_L0D\n")
* }
*/
/* GPM9 SCI event - Moved to USB.asl */
/* Method(_L0E) {
* DBGO("\\_GPE\\_L0E\n")
* }
*/
/* PCIe HotPlug event */
/* Method(_L0F) {
* DBGO("\\_GPE\\_L0F\n")
* }
*/
/* ExtEvent0 SCI event */
Method(_L10) {
/* DBGO("\\_GPE\\_L10\n") */
}
/* ExtEvent1 SCI event */
Method(_L11) {
/* DBGO("\\_GPE\\_L11\n") */
}
/* PCIe PME# event */
/* Method(_L12) {
* DBGO("\\_GPE\\_L12\n")
* }
*/
/* GPM0 SCI event - Moved to USB.asl */
/* Method(_L13) {
* DBGO("\\_GPE\\_L13\n")
* }
*/
/* GPM1 SCI event - Moved to USB.asl */
/* Method(_L14) {
* DBGO("\\_GPE\\_L14\n")
* }
*/
/* GPM2 SCI event - Moved to USB.asl */
/* Method(_L15) {
* DBGO("\\_GPE\\_L15\n")
* }
*/
/* GPM3 SCI event - Moved to USB.asl */
/* Method(_L16) {
* DBGO("\\_GPE\\_L16\n")
* }
*/
/* GPM8 SCI event - Moved to USB.asl */
/* Method(_L17) {
* DBGO("\\_GPE\\_L17\n")
* }
*/
/* GPIO0 or GEvent8 event */
Method(_L18) {
/* DBGO("\\_GPE\\_L18\n") */
Notify(\_SB.PCI0.PBR2, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.PBR4, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.PBR5, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.PBR6, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PCI0.PBR7, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PWRB, 0x02) /* NOTIFY_DEVICE_WAKE */
}
/* GPM4 SCI event - Moved to USB.asl */
/* Method(_L19) {
* DBGO("\\_GPE\\_L19\n")
* }
*/
/* GPM5 SCI event - Moved to USB.asl */
/* Method(_L1A) {
* DBGO("\\_GPE\\_L1A\n")
* }
*/
/* Azalia SCI event */
Method(_L1B) {
/* DBGO("\\_GPE\\_L1B\n") */
Notify(\_SB.PCI0.AZHD, 0x02) /* NOTIFY_DEVICE_WAKE */
Notify(\_SB.PWRB, 0x02) /* NOTIFY_DEVICE_WAKE */
}
/* GPM6 SCI event - Reassigned to _L06 */
/* Method(_L1C) {
* DBGO("\\_GPE\\_L1C\n")
* }
*/
/* GPM7 SCI event - Reassigned to _L07 */
/* Method(_L1D) {
* DBGO("\\_GPE\\_L1D\n")
* }
*/
/* GPIO2 or GPIO66 SCI event */
/* Method(_L1E) {
* DBGO("\\_GPE\\_L1E\n")
* }
*/
/* SATA SCI event */
/* SATA Hot Plug Support -> acpi/sata.asl */
} /* End Scope GPE */
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