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IntelSiliconPkg/VTdDxe: Change EBS Event TPL to CALLBACK. 

Change ExitBootServices TPL to CALLBACK, so that a device
can disable BME before IOMMU grants access right.

Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Jiewen Yao 2017-10-26 09:43:53 +08:00
parent 0e7794d36d
commit 01df510319
1 changed files with 2 additions and 2 deletions
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4
IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c
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@ -483,7 +483,7 @@ InitializeDmaProtection (
Status = gBS->CreateEventEx ( Status = gBS->CreateEventEx (
EVT_NOTIFY_SIGNAL, EVT_NOTIFY_SIGNAL,
TPL_NOTIFY, TPL_CALLBACK,
OnExitBootServices, OnExitBootServices,
NULL, NULL,
&gEfiEventExitBootServicesGuid, &gEfiEventExitBootServicesGuid,
@ -492,7 +492,7 @@ InitializeDmaProtection (
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);
Status = EfiCreateEventLegacyBootEx ( Status = EfiCreateEventLegacyBootEx (
TPL_NOTIFY, TPL_CALLBACK,
OnLegacyBoot, OnLegacyBoot,
NULL, NULL,
&LegacyBootEvent &LegacyBootEvent