Fix the bug in x64 thunk code that it cannot handle the case when GDT is loaded in...

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / WriteMsr64.S

diff --git a/MdePkg/Library/BaseLib/Ia32/WriteMsr64.S b/MdePkg/Library/BaseLib/Ia32/WriteMsr64.S
index 802aad780391e822c182c6ca83d7b840436796b4..cb088dc29e72346367c728686a94d9e6cb6cd8da 100644 (file)
--- a/MdePkg/Library/BaseLib/Ia32/WriteMsr64.S
+++ b/MdePkg/Library/BaseLib/Ia32/WriteMsr64.S
@@ -1,6 +1,6 @@
 #------------------------------------------------------------------------------\r
 #\r
-# Copyright (c) 2006, Intel Corporation\r
+# Copyright (c) 2006 - 2008, Intel Corporation\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
@@ -11,7 +11,7 @@
 #\r
 # Module Name:\r
 #\r
-#   WriteMsr64.Asm\r
+#   WriteMsr64.S\r
 #\r
 # Abstract:\r
 #\r
@@ -21,10 +21,6 @@
 #\r
 #------------------------------------------------------------------------------\r
 \r
-\r
-\r
-     \r
-\r
 #------------------------------------------------------------------------------\r
 # UINT64\r
 # EFIAPI\r
@@ -33,13 +29,10 @@
 #   IN UINT64  Value\r
 #   );\r
 #------------------------------------------------------------------------------\r
-.global _AsmWriteMsr64\r
-_AsmWriteMsr64: \r
-    movl    12(%esp),%edx\r
-    movl    8(%esp),%eax\r
-    movl    4(%esp),%ecx\r
+ASM_GLOBAL ASM_PFX(AsmWriteMsr64)\r
+ASM_PFX(AsmWriteMsr64):\r
+    movl    12(%esp), %edx\r
+    movl    8(%esp), %eax\r
+    movl    4(%esp), %ecx\r
     wrmsr\r
     ret\r
-\r
-\r
-\r