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

[mirror_edk2.git] / OldMdePkg / Library / BaseLib / X64 / FlushCacheLine.asm

diff --git a/OldMdePkg/Library/BaseLib/X64/FlushCacheLine.asm b/OldMdePkg/Library/BaseLib/X64/FlushCacheLine.asm
new file mode 100644 (file)
index 0000000..83966a6
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/X64/FlushCacheLine.asm
@@ -0,0 +1,39 @@
+;------------------------------------------------------------------------------\r
+;\r
+; Copyright (c) 2006, 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
+; 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
+; Module Name:\r
+;\r
+;   FlushCacheLine.Asm\r
+;\r
+; Abstract:\r
+;\r
+;   AsmFlushCacheLine function\r
+;\r
+; Notes:\r
+;\r
+;------------------------------------------------------------------------------\r
+\r
+    .code\r
+\r
+;------------------------------------------------------------------------------\r
+; VOID *\r
+; EFIAPI \r
+; AsmFlushCacheLine (\r
+;   IN      VOID                      *LinearAddress\r
+;   );\r
+;------------------------------------------------------------------------------\r
+AsmFlushCacheLine   PROC\r
+    clflush [rcx]\r
+    mov     rax, rcx\r
+    ret\r
+AsmFlushCacheLine   ENDP\r
+\r
+    END\r