Update the text to use "x64" instead of "X64" in MdePkg.

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

diff --git a/MdePkg/Include/X64/ProcessorBind.h b/MdePkg/Include/X64/ProcessorBind.h
index 3b61a3b826be2a3d64719310e549c0cf7fb239d8..91b0306dcbcb4da4856a47be20e4c9d557700ff2 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(r) EM64T, AMD64).\r
 \r
-  Copyright (c) 2006, Intel Corporation                                                         \r
+  Copyright (c) 2006, Intel Corporation<BR>                                                         \r
   All rights reserved. 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
@@ -22,7 +22,7 @@
 \r
 \r
 //\r
-// Make sure we are useing the correct packing rules per EFI specification\r
+// Make sure we are using the correct packing rules per EFI specification\r
 //\r
 #ifndef __GNUC__\r
 #pragma pack()\r
@@ -85,7 +85,7 @@
 #pragma warning ( disable : 4505 )\r
 \r
 //\r
-// This warning is caused by empty (after preprocessing) souce file. For precompiled header only.\r
+// This warning is caused by empty (after preprocessing) source file. For precompiled header only.\r
 //\r
 #pragma warning ( disable : 4206 )\r
 \r
@@ -99,7 +99,7 @@
  \r
   #if _MSC_EXTENSIONS \r
     //\r
-    // use Microsoft C complier dependent interger width types \r
+    // use Microsoft C complier dependent integer width types \r
     //\r
     typedef unsigned __int64    UINT64;\r
     typedef __int64             INT64;\r
@@ -178,12 +178,12 @@ typedef INT64   INTN;
 #define MAX_2_BITS  0xC000000000000000ULL\r
 \r
 //\r
-// Maximum legal X64 address\r
+// Maximum legal x64 address\r
 //\r
 #define MAX_ADDRESS   0xFFFFFFFFFFFFFFFFULL\r
 \r
 //\r
-// The stack alignment required for X64\r
+// The stack alignment required for x64\r
 //\r
 #define CPU_STACK_ALIGNMENT   16\r
 \r
@@ -238,7 +238,17 @@ typedef INT64   INTN;
   #endif  \r
 #endif\r
 \r
-#define FUNCTION_ENTRY_POINT(p) (p)\r
+/**\r
+  Return the pointer to the first instruction of a function given a function pointer.\r
+  On x64 CPU architectures, these two pointer values are the same, \r
+  so the implementation of this macro is very simple.\r
+  \r
+  @param  FunctionPointer   A pointer to a function.\r
+\r
+  @return The pointer to the first instruction of a function given a function pointer.\r
+  \r
+**/\r
+#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(FunctionPointer)\r
 \r
 #endif\r
 \r