MdeModulePkg: Add SMM LockBox

This includes:
* LockBox protocol definition
* LockBoxLib library interface definition
* SmmLockBox GUID
* LockBoxNullLib library implementation
* 2 SmmLockBoxLib library implementations
* SmmLockBox SMM driver

Signed-off-by: jljusten
Reviewed-by: mdkinney
Reviewed-by: geekboy15a
Reviewed-by: jyao1
Reviewed-by: lgao4

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12029 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxDxeLib.inf

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+## @file
+#  Component description file for LockBox library.
+#
+#  Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
+#
+#  This program and the accompanying materials
+#  are licensed and made available under the terms and conditions
+#  of the BSD License which accompanies this distribution.  The
+#  full text of the license may be found at
+#  http://opensource.org/licenses/bsd-license.php
+#
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = SmmLockBoxDxeLib
+  FILE_GUID                      = 4A0054B4-3CA8-4e1b-9339-9B58D5FBB7D2
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = LockBoxLib|DXE_DRIVER DXE_RUNTIME_DRIVER UEFI_DRIVER UEFI_APPLICATION
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 
+#
+
+[Sources]
+  SmmLockBoxDxeLib.c
+  SmmLockBoxLibPrivate.h
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+  UefiBootServicesTableLib
+  UefiRuntimeServicesTableLib
+  BaseLib
+  BaseMemoryLib
+  DebugLib
+
+[Guids]
+  gEfiSmmLockBoxCommunicationGuid       ## CONSUMED
+
+[Protocols]
+  gEfiSmmCommunicationProtocolGuid   ## CONSUMED