X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseLib%2FIa32%2FReadCr3.c;h=8d99f34bb7e3d8fd11cdabfc59e6a9b7dd96430a;hb=1efcc4ae46f52e3845923ffbab68426e068709d2;hp=02462efdfb95d65acd0e8ce1ccacbcadd058400c;hpb=23086ba84cbb13350a2464b857b197eef67f1361;p=mirror_edk2.git

diff --git a/MdePkg/Library/BaseLib/Ia32/ReadCr3.c b/MdePkg/Library/BaseLib/Ia32/ReadCr3.c
index 02462efdfb..8d99f34bb7 100644
--- a/MdePkg/Library/BaseLib/Ia32/ReadCr3.c
+++ b/MdePkg/Library/BaseLib/Ia32/ReadCr3.c
@@ -1,7 +1,7 @@
 /** @file
   AsmReadCr3 function
 
-  Copyright (c) 2006, Intel Corporation<BR>
+  Copyright (c) 2006 - 2007, Intel Corporation<BR>
   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
@@ -12,8 +12,19 @@
 
 **/
 
-#if _MSC_EXTENSIONS
 
+
+
+/**
+  Reads the current value of the Control Register 3 (CR3).
+
+  Reads and returns the current value of CR3. 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 the Control Register 3 (CR3).
+
+**/
 UINTN
 EFIAPI
 AsmReadCr3 (
@@ -25,4 +36,3 @@ AsmReadCr3 (
   }
 }
 
-#endif