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Move GPE enable until after _REG/_STA/_INI methods are run.

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This ensures that all operation regions and devices throughout the
namespace have been initialized before GPEs are enabled.
Alexey Starikovskiy, BZ 9916
This commit is contained in:
Robert Moore 2008-05-07 14:35:59 -07:00
parent 990816baed
commit deac354959
1 changed files with 24 additions and 21 deletions
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45
source/components/utilities/utxface.c
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@ -262,7 +262,9 @@ AcpiEnableSubsystem (
*
* Note2: Fixed events are initialized and enabled here. GPEs are
* initialized, but cannot be enabled until after the hardware is
* completely initialized (SCI and GlobalLock activated)
* completely initialized (SCI and GlobalLock activated) and the various
* initialization control methods are run (_REG, _STA, _INI) on the
* entire namespace.
*/
if (!(Flags & ACPI_NO_EVENT_INIT))
{
@ -292,26 +294,6 @@ AcpiEnableSubsystem (
}
}
/*
* Complete the GPE initialization for the GPE blocks defined in the FADT
* (GPE block 0 and 1).
*
* Note1: This is where the _PRW methods are executed for the GPEs. These
* methods can only be executed after the SCI and Global Lock handlers are
* installed and initialized.
*
* Note2: Currently, there seems to be no need to run the _REG methods
* before execution of the _PRW methods and enabling of the GPEs.
*/
if (!(Flags & ACPI_NO_EVENT_INIT))
{
Status = AcpiEvInstallFadtGpes ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
}
return_ACPI_STATUS (Status);
}
@ -393,6 +375,27 @@ AcpiInitializeObjects (
}
}
/*
* Initialize the GPE blocks defined in the FADT (GPE block 0 and 1).
* The runtime GPEs are enabled here.
*
* This is where the _PRW methods are executed for the GPEs. These
* methods can only be executed after the SCI and Global Lock handlers are
* installed and initialized.
*
* GPEs can only be enabled after the _REG, _STA, and _INI methods have
* been run. This ensures that all Operation Regions and all Devices have
* been initialized and are ready.
*/
if (!(Flags & ACPI_NO_EVENT_INIT))
{
Status = AcpiEvInstallFadtGpes ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
}
/*
* Empty the caches (delete the cached objects) on the assumption that
* the table load filled them up more than they will be at runtime --