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author | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-23 09:54:31 +0000 |
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committer | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-23 09:54:31 +0000 |
commit | c5ecf6c197a7105f2a5d09ddf5ff4a78090584c7 (patch) | |
tree | b648d069cd1eadf70a30e1445dd40268b1f22397 /MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c | |
parent | b2570da8b7d2154b2d1344f2eb25acac9e6b6578 (diff) | |
download | edk2-platforms-c5ecf6c197a7105f2a5d09ddf5ff4a78090584c7.tar.xz |
Import BaseMemoryLibMmx.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3407 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c')
-rw-r--r-- | MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c new file mode 100644 index 0000000000..981a7d4731 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c @@ -0,0 +1,65 @@ +/** @file
+ SetMem64() implementation.
+
+ Copyright (c) 2006, Intel Corporation<BR>
+ 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: SetMem64Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with a 64-bit value, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with the 64-bit value specified by
+ Value, and returns Buffer. Value is repeated every 64-bits in for Length
+ bytes of Buffer.
+
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+ If Buffer is not aligned on a 64-bit boundary, then ASSERT().
+ If Length is not aligned on a 64-bit boundary, then ASSERT().
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMem64 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT64 Value
+ )
+{
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value);
+}
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