X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseLib%2FIa32%2FReadDr2.c;h=4ea6586d27b53005c10d4e3808b7b7bcc8441b0d;hp=638bf8f7aeb4e9bf55245d1c8b7244cda55cfe60;hb=881813d7a93d9009c873515b043c41c4554779e4;hpb=e5f461a8507ffcc89cd99ca43a09b76dca136ab5

diff --git a/MdePkg/Library/BaseLib/Ia32/ReadDr2.c b/MdePkg/Library/BaseLib/Ia32/ReadDr2.c
index 638bf8f7ae..4ea6586d27 100644
--- a/MdePkg/Library/BaseLib/Ia32/ReadDr2.c
+++ b/MdePkg/Library/BaseLib/Ia32/ReadDr2.c
@@ -1,17 +1,30 @@
 /** @file
   AsmReadDr2 function
 
-  Copyright (c) 2006 - 2007, Intel Corporation<BR>
-  All rights reserved. This program and the accompanying materials
+  Copyright (c) 2006 - 2008, 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
-  http://opensource.org/licenses/bsd-license.php
+  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.
 
 **/
 
+
+
+
+/**
+  Reads the current value of Debug Register 2 (DR2).
+
+  Reads and returns the current value of DR2. This function is only available
+  on IA-32 and x64. This returns a 32-bit value on IA-32 and a 64-bit value on
+  x64.
+
+  @return The value of Debug Register 2 (DR2).
+
+**/
 UINTN
 EFIAPI
 AsmReadDr2 (