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diff --git a/Core/PeiHob.h b/Core/PeiHob.h
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+++ b/Core/PeiHob.h
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+/*++
+
+Copyright (c) 2004, Intel Corporation                                                         
+All rights reserved. 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.             
+
+Module Name:
+
+  PeiHob.h
+
+Abstract:
+
+  PEI Hand Off Block (HOB) definition.
+
+  The HOB is a memory data structure used to hand-off system information from
+  PEI to DXE (the next phase).
+
+--*/
+
+#ifndef _PEI_HOB_H_
+#define _PEI_HOB_H_
+#include <HOB.h>
+
+#define GET_HOB_TYPE(Hob)     ((Hob).Header->HobType)
+#define GET_HOB_LENGTH(Hob)   ((Hob).Header->HobLength)
+#define GET_NEXT_HOB(Hob)     ((Hob).Raw + GET_HOB_LENGTH (Hob))
+#define END_OF_HOB_LIST(Hob)  (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_END_OF_HOB_LIST)
+
+#endif