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/* SPDX-License-Identifier: GPL-2.0-only */
/* 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") */
/* Clear sleep SMI status flag and enable sleep SMI trap. */
/*CSSM = 1
SSEN = 1*/
/* On older chips, clear PciExpWakeDisEn */
/*if (\_SB.SBRI <= 0x13) {
* \_SB.PWDE = 0
*}
*/
/* Clear wake status structure. */
WKST [0] = 0
WKST [1] = 0
UPWS = 0x07
} /* End Method(\_PTS) */
/*
* \_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 */
USBS = 1
Return(WKST)
} /* End Method(\_WAK) */
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