Add DXE, SMM, and STANDALONE MM implementations of the
MemoryProtectionHobLib.
Signed-off-by: Taylor Beebe <t...@taylorbeebe.com>
Cc: Jian J Wang <jian.j.w...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Dandan Bi <dandan...@intel.com>
---
MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.c
| 182 ++++++++++++++++++++
MdeModulePkg/Library/MemoryProtectionHobLib/MmCommonMemoryProtectionHobLib.c
| 139 +++++++++++++++
MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.c
| 37 ++++
MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.c
| 37 ++++
MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.inf
| 34 ++++
MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.inf
| 35 ++++
MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.inf
| 36 ++++
MdeModulePkg/MdeModulePkg.dsc
| 3 +
8 files changed, 503 insertions(+)
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.c
b/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.c
new file mode 100644
index 000000000000..fa6137f90eba
--- /dev/null
+++ b/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.c
@@ -0,0 +1,182 @@
+/** @file
+Library fills out gDxeMps global
+
+Copyright (c) Microsoft Corporation.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Uefi.h>
+#include <Pi/PiMultiPhase.h>
+#include <Uefi/UefiMultiPhase.h>
+
+#include <Library/DxeMemoryProtectionHobLib.h>
+#include <Library/DebugLib.h>
+#include <Library/HobLib.h>
+#include <Library/BaseMemoryLib.h>
+
+DXE_MEMORY_PROTECTION_SETTINGS gDxeMps;
+
+/**
+ Gets the input EFI_MEMORY_TYPE from the input DXE_HEAP_GUARD_MEMORY_TYPES
bitfield
+
+ @param[in] MemoryType Memory type to check.
+ @param[in] HeapGuardMemoryType DXE_HEAP_GUARD_MEMORY_TYPES bitfield
+
+ @return TRUE The given EFI_MEMORY_TYPE is TRUE in the given
DXE_HEAP_GUARD_MEMORY_TYPES
+ @return FALSE The given EFI_MEMORY_TYPE is FALSE in the given
DXE_HEAP_GUARD_MEMORY_TYPES
+**/
+BOOLEAN
+EFIAPI
+GetDxeMemoryTypeSettingFromBitfield (
+ IN EFI_MEMORY_TYPE MemoryType,
+ IN DXE_HEAP_GUARD_MEMORY_TYPES HeapGuardMemoryType
+ )
+{
+ switch (MemoryType) {
+ case EfiReservedMemoryType:
+ return HeapGuardMemoryType.Fields.EfiReservedMemoryType;
+ case EfiLoaderCode:
+ return HeapGuardMemoryType.Fields.EfiLoaderCode;
+ case EfiLoaderData:
+ return HeapGuardMemoryType.Fields.EfiLoaderData;
+ case EfiBootServicesCode:
+ return HeapGuardMemoryType.Fields.EfiBootServicesCode;
+ case EfiBootServicesData:
+ return HeapGuardMemoryType.Fields.EfiBootServicesData;
+ case EfiRuntimeServicesCode:
+ return HeapGuardMemoryType.Fields.EfiRuntimeServicesCode;
+ case EfiRuntimeServicesData:
+ return HeapGuardMemoryType.Fields.EfiRuntimeServicesData;
+ case EfiConventionalMemory:
+ return HeapGuardMemoryType.Fields.EfiConventionalMemory;
+ case EfiUnusableMemory:
+ return HeapGuardMemoryType.Fields.EfiUnusableMemory;
+ case EfiACPIReclaimMemory:
+ return HeapGuardMemoryType.Fields.EfiACPIReclaimMemory;
+ case EfiACPIMemoryNVS:
+ return HeapGuardMemoryType.Fields.EfiACPIMemoryNVS;
+ case EfiMemoryMappedIO:
+ return HeapGuardMemoryType.Fields.EfiMemoryMappedIO;
+ case EfiMemoryMappedIOPortSpace:
+ return HeapGuardMemoryType.Fields.EfiMemoryMappedIOPortSpace;
+ case EfiPalCode:
+ return HeapGuardMemoryType.Fields.EfiPalCode;
+ case EfiPersistentMemory:
+ return HeapGuardMemoryType.Fields.EfiPersistentMemory;
+ default:
+ return FALSE;
+ }
+}
+
+/**
+ This function checks the memory protection settings and provides warnings of
conflicts and/or
+ potentially unforseen consequences from the settings. This logic will only
ever turn off
+ protections to create consistency, never turn others on.
+**/
+VOID
+DxeMemoryProtectionSettingsConsistencyCheck (
+ VOID
+ )
+{
+ if ((gDxeMps.HeapGuardPolicy.Fields.PoolGuardEnabled ||
gDxeMps.HeapGuardPolicy.Fields.PageGuardEnabled) &&
+ gDxeMps.HeapGuardPolicy.Fields.FreedMemoryGuardEnabled)
+ {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - HeapGuardPolicy.FreedMemoryGuardEnabled and "
+ "UEFI HeapGuardPolicy.PoolGuardEnabled/HeapGuardPolicy.PageGuardEnabled "
+ "cannot be active at the same time. Setting all three to ZERO in "
+ "the memory protection settings global.\n",
+ __func__
+ ));
+ ASSERT (
+ !(gDxeMps.HeapGuardPolicy.Fields.FreedMemoryGuardEnabled &&
+ (gDxeMps.HeapGuardPolicy.Fields.PoolGuardEnabled ||
gDxeMps.HeapGuardPolicy.Fields.PageGuardEnabled))
+ );
+ gDxeMps.HeapGuardPolicy.Fields.PoolGuardEnabled = 0;
+ gDxeMps.HeapGuardPolicy.Fields.PageGuardEnabled = 0;
+ gDxeMps.HeapGuardPolicy.Fields.FreedMemoryGuardEnabled = 0;
+ }
+
+ if (gDxeMps.HeapGuardPoolType.Data &&
+ (!(gDxeMps.HeapGuardPolicy.Fields.PoolGuardEnabled)))
+ {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - Heap Guard Pool protections are active, "
+ "but neither HeapGuardPolicy.PoolGuardEnabled nor "
+ "HeapGuardPolicy.PoolGuardEnabled are active.\n",
+ __func__
+ ));
+ }
+
+ if (gDxeMps.HeapGuardPageType.Data &&
+ (!(gDxeMps.HeapGuardPolicy.Fields.PageGuardEnabled)))
+ {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - Heap Guard Page protections are active, "
+ "but neither HeapGuardPolicy.PageGuardEnabled nor "
+ "HeapGuardPolicy.PageGuardEnabled are active.\n",
+ __func__
+ ));
+ }
+
+ if (gDxeMps.NxProtectionPolicy.Fields.EfiBootServicesData !=
gDxeMps.NxProtectionPolicy.Fields.EfiConventionalMemory) {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - NxProtectionPolicy.EfiBootServicesData "
+ "and NxProtectionPolicy.EfiConventionalMemory must have the same value. "
+ "Setting both to ZERO in the memory protection settings global.\n",
+ __func__
+ ));
+ ASSERT (
+ gDxeMps.NxProtectionPolicy.Fields.EfiBootServicesData ==
+ gDxeMps.NxProtectionPolicy.Fields.EfiConventionalMemory
+ );
+ gDxeMps.NxProtectionPolicy.Fields.EfiBootServicesData = 0;
+ gDxeMps.NxProtectionPolicy.Fields.EfiConventionalMemory = 0;
+ }
+}
+
+/**
+ Populates gDxeMps global with the data present in the HOB. If the HOB entry
does not exist,
+ this constructor will zero the memory protection settings.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+DxeMemoryProtectionHobLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ VOID *Ptr;
+
+ Ptr = GetFirstGuidHob (&gDxeMemoryProtectionSettingsGuid);
+
+ //
+ // Cache the Memory Protection Settings HOB entry
+ //
+ if (Ptr != NULL) {
+ if (*((UINT8 *)GET_GUID_HOB_DATA (Ptr)) !=
(UINT8)DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION) {
+ DEBUG ((
+ DEBUG_ERROR,
+ "%a: - Version number of the Memory Protection Settings HOB is
invalid!\n",
+ __func__
+ ));
+ ASSERT (*((UINT8 *)GET_GUID_HOB_DATA (Ptr)) ==
(UINT8)DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION);
+ ZeroMem (&gDxeMps, sizeof (gDxeMps));
+ return EFI_SUCCESS;
+ }
+
+ CopyMem (&gDxeMps, GET_GUID_HOB_DATA (Ptr), sizeof
(DXE_MEMORY_PROTECTION_SETTINGS));
+ DxeMemoryProtectionSettingsConsistencyCheck ();
+ }
+
+ return EFI_SUCCESS;
+}
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/MmCommonMemoryProtectionHobLib.c
b/MdeModulePkg/Library/MemoryProtectionHobLib/MmCommonMemoryProtectionHobLib.c
new file mode 100644
index 000000000000..c546a943a515
--- /dev/null
+++
b/MdeModulePkg/Library/MemoryProtectionHobLib/MmCommonMemoryProtectionHobLib.c
@@ -0,0 +1,139 @@
+/** @file
+Library fills out gMmMps global
+
+Copyright (c) Microsoft Corporation.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Uefi.h>
+#include <Pi/PiMultiPhase.h>
+#include <Uefi/UefiMultiPhase.h>
+
+#include <Library/MmMemoryProtectionHobLib.h>
+#include <Library/DebugLib.h>
+#include <Library/HobLib.h>
+#include <Library/BaseMemoryLib.h>
+
+MM_MEMORY_PROTECTION_SETTINGS gMmMps;
+
+/**
+ Gets the input EFI_MEMORY_TYPE from the input MM_HEAP_GUARD_MEMORY_TYPES
bitfield
+
+ @param[in] MemoryType Memory type to check.
+ @param[in] HeapGuardMemoryType MM_HEAP_GUARD_MEMORY_TYPES bitfield
+
+ @return TRUE The given EFI_MEMORY_TYPE is TRUE in the given
MM_HEAP_GUARD_MEMORY_TYPES
+ @return FALSE The given EFI_MEMORY_TYPE is FALSE in the given
MM_HEAP_GUARD_MEMORY_TYPES
+**/
+BOOLEAN
+EFIAPI
+GetMmMemoryTypeSettingFromBitfield (
+ IN EFI_MEMORY_TYPE MemoryType,
+ IN MM_HEAP_GUARD_MEMORY_TYPES HeapGuardMemoryType
+ )
+{
+ switch (MemoryType) {
+ case EfiReservedMemoryType:
+ return HeapGuardMemoryType.Fields.EfiReservedMemoryType;
+ case EfiLoaderCode:
+ return HeapGuardMemoryType.Fields.EfiLoaderCode;
+ case EfiLoaderData:
+ return HeapGuardMemoryType.Fields.EfiLoaderData;
+ case EfiBootServicesCode:
+ return HeapGuardMemoryType.Fields.EfiBootServicesCode;
+ case EfiBootServicesData:
+ return HeapGuardMemoryType.Fields.EfiBootServicesData;
+ case EfiRuntimeServicesCode:
+ return HeapGuardMemoryType.Fields.EfiRuntimeServicesCode;
+ case EfiRuntimeServicesData:
+ return HeapGuardMemoryType.Fields.EfiRuntimeServicesData;
+ case EfiConventionalMemory:
+ return HeapGuardMemoryType.Fields.EfiConventionalMemory;
+ case EfiUnusableMemory:
+ return HeapGuardMemoryType.Fields.EfiUnusableMemory;
+ case EfiACPIReclaimMemory:
+ return HeapGuardMemoryType.Fields.EfiACPIReclaimMemory;
+ case EfiACPIMemoryNVS:
+ return HeapGuardMemoryType.Fields.EfiACPIMemoryNVS;
+ case EfiMemoryMappedIO:
+ return HeapGuardMemoryType.Fields.EfiMemoryMappedIO;
+ case EfiMemoryMappedIOPortSpace:
+ return HeapGuardMemoryType.Fields.EfiMemoryMappedIOPortSpace;
+ case EfiPalCode:
+ return HeapGuardMemoryType.Fields.EfiPalCode;
+ case EfiPersistentMemory:
+ return HeapGuardMemoryType.Fields.EfiPersistentMemory;
+ default:
+ return FALSE;
+ }
+}
+
+/**
+ This function checks the memory protection settings and provides warnings of
conflicts and/or
+ potentially unforseen consequences from the settings. This logic will only
ever turn off
+ protections to create consistency, never turn others on.
+**/
+VOID
+MmMemoryProtectionSettingsConsistencyCheck (
+ VOID
+ )
+{
+ if (gMmMps.HeapGuardPoolType.Data &&
+ (!(gMmMps.HeapGuardPolicy.Fields.PoolGuardEnabled)))
+ {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - Bits set in gMmMps.HeapGuardPoolType, but
gMmMps.HeapGuardPolicy.Fields.PoolGuardEnabled is inactive. "
+ "No pool guards will be set.\n",
+ __func__
+ ));
+ }
+
+ if (gMmMps.HeapGuardPageType.Data &&
+ (!(gMmMps.HeapGuardPolicy.Fields.PageGuardEnabled)))
+ {
+ DEBUG ((
+ DEBUG_WARN,
+ "%a: - Bits are set in gMmMps.HeapGuardPageType, but
gMmMps.HeapGuardPolicy.Fields.PageGuardEnabled is inactive. "
+ "No page guards will be set.\n",
+ __func__
+ ));
+ }
+}
+
+/**
+ Abstraction layer for library constructor of Standalone MM and SMM instances.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+MmMemoryProtectionHobLibConstructorCommon (
+ VOID
+ )
+{
+ VOID *Ptr;
+
+ Ptr = GetFirstGuidHob (&gMmMemoryProtectionSettingsGuid);
+
+ //
+ // Cache the Memory Protection Settings HOB entry
+ //
+ if (Ptr != NULL) {
+ if (*((UINT8 *)GET_GUID_HOB_DATA (Ptr)) !=
(UINT8)MM_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION) {
+ DEBUG ((
+ DEBUG_ERROR,
+ "%a: - Version number of the Memory Protection Settings HOB is
invalid!\n",
+ __func__
+ ));
+ ASSERT (*((UINT8 *)GET_GUID_HOB_DATA (Ptr)) ==
(UINT8)MM_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION);
+ ZeroMem (&gMmMps, sizeof (gMmMps));
+ return EFI_SUCCESS;
+ }
+
+ CopyMem (&gMmMps, GET_GUID_HOB_DATA (Ptr), sizeof
(MM_MEMORY_PROTECTION_SETTINGS));
+ MmMemoryProtectionSettingsConsistencyCheck ();
+ }
+
+ return EFI_SUCCESS;
+}
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.c
b/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.c
new file mode 100644
index 000000000000..fffc90a7215c
--- /dev/null
+++ b/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.c
@@ -0,0 +1,37 @@
+/** @file
+Library fills out gMmMps global
+
+Copyright (c) Microsoft Corporation.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <PiSmm.h>
+
+/**
+ Abstraction layer for library constructor of Standalone MM and SMM instances.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+MmMemoryProtectionHobLibConstructorCommon (
+ VOID
+ );
+
+/**
+ Library constructor of SMM instance.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+SmmMemoryProtectionHobLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ return MmMemoryProtectionHobLibConstructorCommon ();
+}
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.c
b/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.c
new file mode 100644
index 000000000000..3fd8b9f2593d
--- /dev/null
+++
b/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.c
@@ -0,0 +1,37 @@
+/** @file
+Library fills out gMmMps global
+
+Copyright (c) Microsoft Corporation.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <PiMm.h>
+
+/**
+ Abstraction layer for library constructor of Standalone MM and SMM instances.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+MmMemoryProtectionHobLibConstructorCommon (
+ VOID
+ );
+
+/**
+ Library constructor of Standalone MM instance.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI MM System Table.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+StandaloneMmMemoryProtectionHobLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *SystemTable
+ )
+{
+ return MmMemoryProtectionHobLibConstructorCommon ();
+}
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.inf
b/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.inf
new file mode 100644
index 000000000000..57ca55446b81
--- /dev/null
+++ b/MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.inf
@@ -0,0 +1,34 @@
+## @file
+# DXE library instance to support platform-specific global controls for all
memory protections.
+#
+# Copyright (c) Microsoft Corporation.
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = DxeMemoryProtectionHobLib
+ FILE_GUID = f497f7de-b9ab-4b9f-807e-89778922542d
+ MODULE_TYPE = UEFI_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = DxeMemoryProtectionHobLib|DXE_DRIVER
DXE_CORE UEFI_APPLICATION UEFI_DRIVER
+ CONSTRUCTOR = DxeMemoryProtectionHobLibConstructor
+
+#
+# VALID_ARCHITECTURES = IA32 X64 AARCH64
+#
+
+[Sources]
+ DxeMemoryProtectionHobLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ HobLib
+ DebugLib
+ BaseMemoryLib
+
+[Guids]
+ gDxeMemoryProtectionSettingsGuid
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.inf
b/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.inf
new file mode 100644
index 000000000000..4651158bd405
--- /dev/null
+++ b/MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.inf
@@ -0,0 +1,35 @@
+## @file
+# SMM library instance to support platform-specific global controls for all
memory protections.
+#
+# Copyright (c) Microsoft Corporation.
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = SmmMemoryProtectionHobLib
+ FILE_GUID = dc9666f4-917f-400d-8026-2b3beeeff195
+ MODULE_TYPE = DXE_SMM_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = MmMemoryProtectionHobLib|SMM_CORE
DXE_SMM_DRIVER
+ CONSTRUCTOR = SmmMemoryProtectionHobLibConstructor
+
+#
+# VALID_ARCHITECTURES = IA32 X64 AARCH64
+#
+
+[Sources]
+ MmCommonMemoryProtectionHobLib.c
+ SmmMemoryProtectionHobLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ HobLib
+ DebugLib
+ BaseMemoryLib
+
+[Guids]
+ gMmMemoryProtectionSettingsGuid
diff --git
a/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.inf
b/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.inf
new file mode 100644
index 000000000000..3cadb5ec6e9a
--- /dev/null
+++
b/MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.inf
@@ -0,0 +1,36 @@
+## @file
+# SMM library instance to support platform-specific global controls for all
memory protections.
+#
+# Copyright (c) Microsoft Corporation.
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = StandaloneMmMemoryProtectionHobLib
+ FILE_GUID = C0A0D9C4-A249-483A-86EA-D73146D397B3
+ MODULE_TYPE = MM_CORE_STANDALONE
+ PI_SPECIFICATION_VERSION = 0x00010032
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = MmMemoryProtectionHobLib|MM_CORE_STANDALONE
MM_STANDALONE
+ CONSTRUCTOR =
StandaloneMmMemoryProtectionHobLibConstructor
+
+#
+# VALID_ARCHITECTURES = IA32 X64 AARCH64
+#
+
+[Sources]
+ MmCommonMemoryProtectionHobLib.c
+ StandaloneMmMemoryProtectionHobLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ HobLib
+ DebugLib
+ BaseMemoryLib
+
+[Guids]
+ gMmMemoryProtectionSettingsGuid
diff --git a/MdeModulePkg/MdeModulePkg.dsc b/MdeModulePkg/MdeModulePkg.dsc
index ab6848dc934b..bad4318771f9 100644
--- a/MdeModulePkg/MdeModulePkg.dsc
+++ b/MdeModulePkg/MdeModulePkg.dsc
@@ -237,6 +237,9 @@ [Components]
MdeModulePkg/Library/DebugAgentLibNull/DebugAgentLibNull.inf
MdeModulePkg/Library/DeviceManagerUiLib/DeviceManagerUiLib.inf
MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.inf
+ MdeModulePkg/Library/MemoryProtectionHobLib/DxeMemoryProtectionHobLib.inf
+ MdeModulePkg/Library/MemoryProtectionHobLib/SmmMemoryProtectionHobLib.inf
+
MdeModulePkg/Library/MemoryProtectionHobLib/StandaloneMmMemoryProtectionHobLib.inf
MdeModulePkg/Library/MemoryProtectionHobLibNull/DxeMemoryProtectionHobLibNull.inf
MdeModulePkg/Library/MemoryProtectionHobLibNull/MmMemoryProtectionHobLibNull.inf
MdeModulePkg/Library/PciHostBridgeLibNull/PciHostBridgeLibNull.inf
--
2.36.1.windows.1
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