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Check status for wake/sleep methods

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date	2001.12.03.21.12.00;	author rmoore1;	state Exp;
This commit is contained in:
aystarik 2005-06-29 16:57:26 +00:00
parent f612d99cde
commit 85ab06a367
1 changed files with 38 additions and 17 deletions
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55
source/components/hardware/hwsleep.c
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@ -2,7 +2,7 @@
/******************************************************************************
*
* Name: hwsleep.c - ACPI Hardware Sleep/Wake Interface
* $Revision: 1.25 $
* $Revision: 1.26 $
*
*****************************************************************************/
@ -241,8 +241,10 @@ AcpiEnterSleepStatePrep (
ACPI_OBJECT_LIST ArgList;
ACPI_OBJECT Arg;
FUNCTION_TRACE ("AcpiEnterSleepStatePrep");
/*
* _PSW methods could be run here to enable wake-on keyboard, LAN, etc.
*/
@ -252,7 +254,7 @@ AcpiEnterSleepStatePrep (
return_ACPI_STATUS (Status);
}
/* run the _PTS and _GTS methods */
/* Run the _PTS and _GTS methods */
MEMSET(&ArgList, 0, sizeof(ArgList));
ArgList.Count = 1;
@ -262,10 +264,14 @@ AcpiEnterSleepStatePrep (
Arg.Type = ACPI_TYPE_INTEGER;
Arg.Integer.Value = SleepState;
AcpiEvaluateObject (NULL, "\\_PTS", &ArgList, NULL);
AcpiEvaluateObject (NULL, "\\_GTS", &ArgList, NULL);
Status = AcpiEvaluateObject (NULL, "\\_PTS", &ArgList, NULL);
if (!ACPI_SUCCESS (Status))
{
return_ACPI_STATUS (Status);
}
return_ACPI_STATUS (AE_OK);
Status = AcpiEvaluateObject (NULL, "\\_GTS", &ArgList, NULL);
return_ACPI_STATUS (Status);
}
@ -293,6 +299,7 @@ AcpiEnterSleepState (
FUNCTION_TRACE ("AcpiEnterSleepState");
if ((SleepTypeA > ACPI_SLEEP_TYPE_MAX) ||
(SleepTypeB > ACPI_SLEEP_TYPE_MAX))
{
@ -301,13 +308,13 @@ AcpiEnterSleepState (
return_ACPI_STATUS (AE_ERROR);
}
/* clear wake status */
/* Clear wake status */
AcpiHwRegisterBitAccess (ACPI_WRITE, ACPI_MTX_LOCK, WAK_STS, 1);
AcpiHwClearAcpiStatus();
/* disable arbitration here? */
/* Disable arbitration here? */
AcpiHwDisableNonWakeupGpes();
@ -315,27 +322,27 @@ AcpiEnterSleepState (
ACPI_DEBUG_PRINT ((ACPI_DB_OK, "Entering S%d\n", SleepState));
/* mask off SLP_EN and SLP_TYP fields */
/* Mask off SLP_EN and SLP_TYP fields */
PM1AControl &= ~(SLP_TYPE_X_MASK | SLP_EN_MASK);
PM1BControl = PM1AControl;
/* mask in SLP_TYP */
/* Mask in SLP_TYP */
PM1AControl |= (SleepTypeA << AcpiHwGetBitShift (SLP_TYPE_X_MASK));
PM1BControl |= (SleepTypeB << AcpiHwGetBitShift (SLP_TYPE_X_MASK));
/* write #1: fill in SLP_TYP data */
/* Write #1: fill in SLP_TYP data */
AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1A_CONTROL, PM1AControl);
AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1B_CONTROL, PM1BControl);
/* mask in SLP_EN */
/* Mask in SLP_EN */
PM1AControl |= (1 << AcpiHwGetBitShift (SLP_EN_MASK));
PM1BControl |= (1 << AcpiHwGetBitShift (SLP_EN_MASK));
/* write #2: SLP_TYP + SLP_EN */
/* Write #2: SLP_TYP + SLP_EN */
AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1A_CONTROL, PM1AControl);
AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1B_CONTROL, PM1BControl);
@ -351,11 +358,11 @@ AcpiEnterSleepState (
(1 << AcpiHwGetBitShift (SLP_EN_MASK)));
}
/* wait until we enter sleep state */
/* Wait until we enter sleep state */
while (!AcpiHwRegisterBitAccess (ACPI_READ, ACPI_MTX_LOCK, WAK_STS))
{
/* spin until we wake */
/* Spin until we wake */
}
return_ACPI_STATUS (AE_OK);
@ -379,11 +386,14 @@ AcpiLeaveSleepState (
{
ACPI_OBJECT_LIST ArgList;
ACPI_OBJECT Arg;
ACPI_STATUS Status;
FUNCTION_TRACE ("AcpiLeaveSleepState");
/* Ensure EnterSleepStatePrep -> EnterSleepState ordering */
SleepTypeA = ACPI_SLEEP_TYPE_INVALID;
MEMSET (&ArgList, 0, sizeof(ArgList));
@ -394,12 +404,23 @@ AcpiLeaveSleepState (
Arg.Type = ACPI_TYPE_INTEGER;
Arg.Integer.Value = SleepState;
AcpiEvaluateObject (NULL, "\\_BFS", &ArgList, NULL);
AcpiEvaluateObject (NULL, "\\_WAK", &ArgList, NULL);
/* Ignore any errors from these methods */
Status = AcpiEvaluateObject (NULL, "\\_BFS", &ArgList, NULL);
if (!ACPI_SUCCESS (Status))
{
REPORT_ERROR (("Method _BFS failed, %s\n", AcpiFormatException (Status)));
}
Status = AcpiEvaluateObject (NULL, "\\_WAK", &ArgList, NULL);
if (!ACPI_SUCCESS (Status))
{
REPORT_ERROR (("Method _WAK failed, %s\n", AcpiFormatException (Status)));
}
/* _WAK returns stuff - do we want to look at it? */
AcpiHwEnableNonWakeupGpes();
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS (Status);
}