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

[mirror_edk2.git] / OldMdePkg / Library / BaseLib / X64 / ReadCr0.S

diff --git a/OldMdePkg/Library/BaseLib/X64/ReadCr0.S b/OldMdePkg/Library/BaseLib/X64/ReadCr0.S
new file mode 100644 (file)
index 0000000..fa916d0
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/X64/ReadCr0.S
@@ -0,0 +1,36 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, Intel Corporation
+# 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
+# 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.
+#
+# Module Name:
+#
+#   ReadCr0.S
+#
+# Abstract:
+#
+#   AsmReadCr0 function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# UINTN
+# EFIAPI
+# AsmReadCr0 (
+#   VOID
+#   );
+#------------------------------------------------------------------------------
+.global _AsmReadCr0;
+.align 16;
+_AsmReadCr0:
+    mov     %cr0, %rax
+    ret