diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/Ia32/EfiZeroMemRep1.c')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/Ia32/EfiZeroMemRep1.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/Ia32/EfiZeroMemRep1.c b/EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/Ia32/EfiZeroMemRep1.c new file mode 100644 index 0000000000..d41d4bcf31 --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/Ia32/EfiZeroMemRep1.c @@ -0,0 +1,52 @@ +/*++
+
+Copyright (c) 2007, 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:
+
+ EfiZeroMemRep1.c
+
+Abstract:
+
+ This is the code that uses rep stosb ZeroMem service
+
+--*/
+
+#include "Tiano.h"
+
+VOID
+EfiCommonLibZeroMem (
+ IN VOID *Buffer,
+ IN UINTN Count
+ )
+/*++
+
+Input: VOID *Buffer - Pointer to buffer to clear
+ UINTN Count - Number of bytes to clear
+
+Output: None.
+
+Saves:
+
+Modifies:
+
+Description: This function uses rep stosb to zero memory.
+
+--*/
+{
+ __asm {
+ mov ecx, Count
+ xor eax, eax
+ mov edi, Buffer
+ rep stosb
+Exit:
+ }
+}
+
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