diff options
| -rw-r--r-- | OvmfPkg/CpuS3DataDxe/CpuS3Data.c | 13 | ||||
| -rw-r--r-- | OvmfPkg/CpuS3DataDxe/CpuS3DataDxe.inf | 4 |
2 files changed, 15 insertions, 2 deletions
diff --git a/OvmfPkg/CpuS3DataDxe/CpuS3Data.c b/OvmfPkg/CpuS3DataDxe/CpuS3Data.c index 289048b75d..eacdfa12c3 100644 --- a/OvmfPkg/CpuS3DataDxe/CpuS3Data.c +++ b/OvmfPkg/CpuS3DataDxe/CpuS3Data.c @@ -9,7 +9,7 @@ number of CPUs reported by the MP Services Protocol, so this module does not support hot plug CPUs. This module can be copied into a CPU specific package
and customized if these additional features are required.
-Copyright (c) 2013 - 2021, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2013 - 2024, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2015 - 2020, Red Hat, Inc.
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -26,6 +26,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #include <Library/MemoryAllocationLib.h>
#include <Library/MtrrLib.h>
#include <Library/UefiBootServicesTableLib.h>
+#include <Library/LockBoxLib.h>
#include <Protocol/MpService.h>
#include <Guid/EventGroup.h>
@@ -131,6 +132,16 @@ CpuS3DataOnEndOfDxe ( MtrrGetAllMtrrs (&AcpiCpuDataEx->MtrrTable);
//
+ // Save MTRR in lockbox
+ //
+ Status = SaveLockBox (
+ &gEdkiiS3MtrrSettingGuid,
+ &AcpiCpuDataEx->MtrrTable,
+ sizeof (MTRR_SETTINGS)
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
// Close event, so it will not be invoked again.
//
gBS->CloseEvent (Event);
diff --git a/OvmfPkg/CpuS3DataDxe/CpuS3DataDxe.inf b/OvmfPkg/CpuS3DataDxe/CpuS3DataDxe.inf index 228d5ae1b2..5369613f5d 100644 --- a/OvmfPkg/CpuS3DataDxe/CpuS3DataDxe.inf +++ b/OvmfPkg/CpuS3DataDxe/CpuS3DataDxe.inf @@ -9,7 +9,7 @@ # support hot plug CPUs. This module can be copied into a CPU specific package
# and customized if these additional features are required.
#
-# Copyright (c) 2013-2016, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2013-2024, Intel Corporation. All rights reserved.<BR>
# Copyright (c) 2015-2020, Red Hat, Inc.
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -46,9 +46,11 @@ MtrrLib
UefiBootServicesTableLib
UefiDriverEntryPoint
+ LockBoxLib
[Guids]
gEfiEndOfDxeEventGroupGuid ## CONSUMES ## Event
+ gEdkiiS3MtrrSettingGuid
[Protocols]
gEfiMpServiceProtocolGuid ## CONSUMES
|