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

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / WriteDr0.c

diff --git a/MdePkg/Library/BaseLib/Ia32/WriteDr0.c b/MdePkg/Library/BaseLib/Ia32/WriteDr0.c
index e511a6e0e4b0a8c8fe93a1f36894879d809bc411..11700afa4a3a4a7c8c7abaf6341c6655adeddc27 100644 (file)
--- a/MdePkg/Library/BaseLib/Ia32/WriteDr0.c
+++ b/MdePkg/Library/BaseLib/Ia32/WriteDr0.c
@@ -1,7 +1,7 @@
 /** @file\r
   AsmWriteDr0 function\r
 \r
-  Copyright (c) 2006, Intel Corporation<BR>\r
+  Copyright (c) 2006 - 2008, 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
@@ -12,8 +12,17 @@
 \r
 **/\r
 \r
-#if _MSC_EXTENSIONS\r
+/**\r
+  Writes a value to Debug Register 0 (DR0).\r
 \r
+  Writes and returns a new value to DR0. This function is only available on\r
+  IA-32 and x64. This writes a 32-bit value on IA-32 and a 64-bit value on x64.\r
+\r
+  @param  Value The value to write to Dr0.\r
+\r
+  @return The value written to Debug Register 0 (DR0).\r
+\r
+**/\r
 UINTN\r
 EFIAPI\r
 AsmWriteDr0 (\r
@@ -26,4 +35,3 @@ AsmWriteDr0 (
   }\r
 }\r
 \r
-#endif\r