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Call OS-independent resume routine to execute _WAK .. etc.

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This should also recover GPE bit,comment says, though not implemented yet.
This commit is contained in:
Takanori Watanabe 2001-08-31 05:36:48 +00:00
parent 9f5709b101
commit ff741bef86
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=82630
1 changed files with 1 additions and 75 deletions
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76
sys/dev/acpica/acpi.c
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@ -1140,80 +1140,6 @@ acpi_AppendBufferResource(ACPI_BUFFER *buf, ACPI_RESOURCE *res)
return(AE_OK);
}
static ACPI_STATUS __inline
acpi_wakeup(UINT8 state)
{
ACPI_STATUS Status;
ACPI_OBJECT_LIST Arg_list;
ACPI_OBJECT Arg;
ACPI_OBJECT Objects[3]; /* package plus 2 number objects */
ACPI_BUFFER ReturnBuffer;
FUNCTION_TRACE_U32(__func__, state);
ACPI_ASSERTLOCK;
/*
* Evaluate the _WAK method
*/
bzero(&Arg_list, sizeof(Arg_list));
Arg_list.Count = 1;
Arg_list.Pointer = &Arg;
bzero(&Arg, sizeof(Arg));
Arg.Type = ACPI_TYPE_INTEGER;
Arg.Integer.Value = state;
/*
* Set up _WAK result code buffer.
*
* XXX should use acpi_EvaluateIntoBuffer
*/
bzero(Objects, sizeof(Objects));
ReturnBuffer.Length = sizeof(Objects);
ReturnBuffer.Pointer = Objects;
AcpiEvaluateObject (NULL, "\\_WAK", &Arg_list, &ReturnBuffer);
Status = AE_OK;
/* Check result code for _WAK */
if (Objects[0].Type != ACPI_TYPE_PACKAGE ||
Objects[1].Type != ACPI_TYPE_INTEGER ||
Objects[2].Type != ACPI_TYPE_INTEGER) {
/*
* In many BIOSes, _WAK doesn't return a result code.
* We don't need to worry about it too much :-).
*/
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"acpi_wakeup: _WAK result code is corrupted, "
"but should be OK.\n"));
} else {
/* evaluate status code */
switch (Objects[1].Integer.Value) {
case 0x00000001:
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_wakeup: Wake was signaled "
"but failed due to lack of power.\n"));
Status = AE_ERROR;
break;
case 0x00000002:
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_wakeup: Wake was signaled "
"but failed due to thermal condition.\n"));
Status = AE_ERROR;
break;
}
/* evaluate PSS code */
if (Objects[2].Integer.Value == 0) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"acpi_wakeup: The targeted S-state "
"was not entered because of too much current "
"being drawn from the power supply.\n"));
Status = AE_ERROR;
}
}
return_ACPI_STATUS(Status);
}
/*
* Set the system sleep state
@ -1296,7 +1222,7 @@ acpi_SetSleepState(struct acpi_softc *sc, int state)
Count++;
}
}
acpi_wakeup((UINT8)state);
AcpiLeaveSleepState((UINT8)state);
DEVICE_RESUME(root_bus);
sc->acpi_sstate = ACPI_STATE_S0;
acpi_enable_fixed_events(sc);