1. Add defines for MAX values for UEFI data types.

[mirror_edk2.git] / MdePkg / Include / X64 / ProcessorBind.h

diff --git a/MdePkg/Include/X64/ProcessorBind.h b/MdePkg/Include/X64/ProcessorBind.h
index b6dd16314df31a59f6eeafa74f2eedd98e4b7723..df324340d1932b8ce87ce750ab3ae145e7783ded 100644 (file)
--- a/MdePkg/Include/X64/ProcessorBind.h
+++ b/MdePkg/Include/X64/ProcessorBind.h
@@ -1,7 +1,7 @@
 /** @file\r
   Processor or Compiler specific defines and types x64 (Intel 64, AMD64).\r
 \r
-  Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials                          \r
   are licensed and made available under the terms and conditions of the BSD License         \r
   which accompanies this distribution.  The full text of the license may be found at        \r
@@ -227,6 +227,12 @@ typedef INT64   INTN;
 ///\r
 #define MAX_ADDRESS   0xFFFFFFFFFFFFFFFFULL\r
 \r
+///\r
+/// Maximum legal x64 INTN and UINTN values.\r
+///\r
+#define MAX_INTN   ((INTN)0x7FFFFFFFFFFFFFFFULL)\r
+#define MAX_UINTN  ((UINTN)0xFFFFFFFFFFFFFFFFULL)\r
+\r
 ///\r
 /// The stack alignment required for x64\r
 ///\r