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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) {
/* Don't allow PCIRST# to reset USB */
if (Arg0 == 3){
URRE = 0
}
/* Clear wake status structure. */
WKST [0] = 0
WKST [1] = 0
} /* 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) {
/* Re-enable HPET */
HPDE = 1
/* Restore PCIRST# so it resets USB */
if (Arg0 == 3){
URRE = 1
}
/* Arbitrarily clear PciExpWakeStatus */
Local1 = PWST
PWST = Local1
Return(WKST)
} /* End Method(\_WAK) */
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