Cc: Jiewen Yao <jiewen....@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.z...@intel.com>
---
 MdePkg/Include/Protocol/SmmEndOfDxe.h    | 3 ++-
 MdePkg/Include/Protocol/SmmReadyToLock.h | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/MdePkg/Include/Protocol/SmmEndOfDxe.h 
b/MdePkg/Include/Protocol/SmmEndOfDxe.h
index 702d742..4637ca1 100644
--- a/MdePkg/Include/Protocol/SmmEndOfDxe.h
+++ b/MdePkg/Include/Protocol/SmmEndOfDxe.h
@@ -3,8 +3,9 @@
 
   This protocol is a mandatory protocol published by the PI platform code 
prior to invoking any
   3rd party content, including options ROM's and UEFI executables that are not 
from the platform manufacturer.
+  There is an associated event GUID that is signaled for the DXE drivers 
called EFI_END_OF_DXE_EVENT_GUID.
 
-  Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2012 - 2015, 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
diff --git a/MdePkg/Include/Protocol/SmmReadyToLock.h 
b/MdePkg/Include/Protocol/SmmReadyToLock.h
index 5927d70..59c9232 100644
--- a/MdePkg/Include/Protocol/SmmReadyToLock.h
+++ b/MdePkg/Include/Protocol/SmmReadyToLock.h
@@ -3,9 +3,10 @@
 
   This SMM protocol indicates that SMM is about to be locked.
   This protocol is a mandatory protocol published by the SMM Foundation code 
when the system is 
-  preparing to lock SMM. 
+  preparing to lock SMM. This protocol should be installed immediately after
+  EFI_END_OF_DXE_EVENT_GROUP_GUID with no intervening modules dispatched.
 
-  Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2015, 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
-- 
1.9.5.msysgit.0


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