3 files changed, 93 insertions, 0 deletions
diff --git a/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.c b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.c
new file mode 100644
index 000000000..8046b0fa5
--- /dev/null
+++ b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.c
@@ -0,0 +1,46 @@
+/** @file
+  Null instance of SmmCorePlatformHookLibNull.
+
+  Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Library/SmmCorePlatformHookLib.h>
+
+/**
+  Performs platform specific tasks before invoking registered SMI handlers.
+
+  This function performs platform specific tasks before invoking registered SMI handlers.
+
+  @retval EFI_SUCCESS       The platform hook completes successfully.
+  @retval Other values      The paltform hook cannot complete due to some error.
+
+**/
+EFI_STATUS
+EFIAPI
+PlatformHookBeforeSmmDispatch (
+  VOID
+  )
+{
+  return EFI_SUCCESS;
+}
+
+
+/**
+  Performs platform specific tasks after invoking registered SMI handlers.
+
+  This function performs platform specific tasks after invoking registered SMI handlers.
+
+  @retval EFI_SUCCESS       The platform hook completes successfully.
+  @retval Other values      The paltform hook cannot complete due to some error.
+
+**/
+EFI_STATUS
+EFIAPI
+PlatformHookAfterSmmDispatch (
+  VOID
+  )
+{
+  return EFI_SUCCESS;
+}
diff --git a/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.inf b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.inf
new file mode 100644
index 000000000..db707b6b4
--- /dev/null
+++ b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.inf
@@ -0,0 +1,31 @@
+## @file
+#  SMM Core Platform Hook Null Library instance
+#
+#  Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved.<BR>
+#
+#  SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = SmmCorePlatformHookLibNull
+  MODULE_UNI_FILE                = SmmCorePlatformHookLibNull.uni
+  FILE_GUID                      = FED6583D-2418-4760-AC96-B5E18F0A6326
+  MODULE_TYPE                    = SMM_CORE
+  VERSION_STRING                 = 1.0
+  PI_SPECIFICATION_VERSION       = 0x0001000A
+  LIBRARY_CLASS                  = SmmCorePlatformHookLib|SMM_CORE
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64
+#
+
+[Sources]
+  SmmCorePlatformHookLibNull.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
diff --git a/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.uni b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.uni
new file mode 100644
index 000000000..ccc1f8124
--- /dev/null
+++ b/roms/edk2/MdeModulePkg/Library/SmmCorePlatformHookLibNull/SmmCorePlatformHookLibNull.uni
@@ -0,0 +1,16 @@
+// /** @file
+// SMM Core Platform Hook Null Library instance
+//
+// SMM Core Platform Hook Null Library instance
+//
+// Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved.<BR>
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT             #language en-US "SMM Core Platform Hook Null Library instance"
+
+#string STR_MODULE_DESCRIPTION          #language en-US "SMM Core Platform Hook Null Library instance"
+