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1 | /** @file\r | |
2 | SetMem64() implementation.\r | |
3 | \r | |
4 | The following BaseMemoryLib instances contain the same copy of this file:\r | |
5 | BaseMemoryLib\r | |
6 | BaseMemoryLibMmx\r | |
7 | BaseMemoryLibSse2\r | |
8 | BaseMemoryLibRepStr\r | |
9 | BaseMemoryLibOptDxe\r | |
10 | BaseMemoryLibOptPei\r | |
11 | PeiMemoryLib\r | |
12 | UefiMemoryLib\r | |
13 | \r | |
14 | Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r | |
15 | This program and the accompanying materials\r | |
16 | are licensed and made available under the terms and conditions of the BSD License\r | |
17 | which accompanies this distribution. The full text of the license may be found at\r | |
18 | http://opensource.org/licenses/bsd-license.php\r | |
19 | \r | |
20 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
21 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
22 | \r | |
23 | **/\r | |
24 | \r | |
25 | #include "MemLibInternals.h"\r | |
26 | \r | |
27 | /**\r | |
28 | Fills a target buffer with a 64-bit value, and returns the target buffer.\r | |
29 | \r | |
30 | This function fills Length bytes of Buffer with the 64-bit value specified by\r | |
31 | Value, and returns Buffer. Value is repeated every 64-bits in for Length\r | |
32 | bytes of Buffer.\r | |
33 | \r | |
34 | If Length > 0 and Buffer is NULL, then ASSERT().\r | |
35 | If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r | |
36 | If Buffer is not aligned on a 64-bit boundary, then ASSERT().\r | |
37 | If Length is not aligned on a 64-bit boundary, then ASSERT().\r | |
38 | \r | |
39 | @param Buffer Pointer to the target buffer to fill.\r | |
40 | @param Length Number of bytes in Buffer to fill.\r | |
41 | @param Value Value with which to fill Length bytes of Buffer.\r | |
42 | \r | |
43 | @return Buffer.\r | |
44 | \r | |
45 | **/\r | |
46 | VOID *\r | |
47 | EFIAPI\r | |
48 | SetMem64 (\r | |
49 | OUT VOID *Buffer,\r | |
50 | IN UINTN Length,\r | |
51 | IN UINT64 Value\r | |
52 | )\r | |
53 | {\r | |
54 | if (Length == 0) {\r | |
55 | return Buffer;\r | |
56 | }\r | |
57 | \r | |
58 | ASSERT (Buffer != NULL);\r | |
59 | ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r | |
60 | ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);\r | |
61 | ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r | |
62 | \r | |
63 | return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value);\r | |
64 | }\r |