Moved the MdePkg to OldMdePkg so that new code in MdePkg does not break existing...

[mirror_edk2.git] / OldMdePkg / Library / BaseLib / X64 / ReadMsr64.c

diff --git a/OldMdePkg/Library/BaseLib/X64/ReadMsr64.c b/OldMdePkg/Library/BaseLib/X64/ReadMsr64.c
new file mode 100644 (file)
index 0000000..15a573f
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/X64/ReadMsr64.c
@@ -0,0 +1,31 @@
+/** @file\r
+  CpuBreakpoint function.\r
+\r
+  Copyright (c) 2006 - 2007, 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
+  http://opensource.org/licenses/bsd-license.php\r
+\r
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+**/\r
+\r
+//\r
+// Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics\r
+//\r
+unsigned __int64 __readmsr (int register);\r
+\r
+#pragma intrinsic(__readmsr)\r
+\r
+\r
+UINT64\r
+EFIAPI\r
+AsmReadMsr64 (\r
+  IN UINT32  Index\r
+  )\r
+{\r
+  return __readmsr (Index);\r
+}\r
+\r