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24de7645 | 1 | /** @file\r |
2 | SetMem32() implementation.\r | |
3 | \r | |
4 | Copyright (c) 2006, Intel Corporation<BR>\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | Module Name: SetMem32Wrapper.c\r | |
14 | \r | |
15 | The following BaseMemoryLib instances share the same version of this file:\r | |
16 | \r | |
17 | BaseMemoryLib\r | |
18 | BaseMemoryLibMmx\r | |
19 | BaseMemoryLibSse2\r | |
20 | BaseMemoryLibRepStr\r | |
21 | PeiMemoryLib\r | |
22 | UefiMemoryLib\r | |
23 | \r | |
24 | **/\r | |
25 | \r | |
26 | #include "MemLibInternals.h"\r | |
27 | \r | |
28 | /**\r | |
29 | Fills a target buffer with a 32-bit value, and returns the target buffer.\r | |
30 | \r | |
31 | This function fills Length bytes of Buffer with the 32-bit value specified by\r | |
32 | Value, and returns Buffer. Value is repeated every 32-bits in for Length\r | |
33 | bytes of Buffer.\r | |
34 | \r | |
24e25d11 | 35 | If Length > 0 and Buffer is NULL, then ASSERT().\r |
24de7645 | 36 | If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r |
37 | If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r | |
38 | If Length is not aligned on a 32-bit boundary, then ASSERT().\r | |
39 | \r | |
40 | @param Buffer Pointer to the target buffer to fill.\r | |
41 | @param Length Number of bytes in Buffer to fill.\r | |
42 | @param Value Value with which to fill Length bytes of Buffer.\r | |
43 | \r | |
24e25d11 | 44 | @return Buffer.\r |
24de7645 | 45 | \r |
46 | **/\r | |
47 | VOID *\r | |
48 | EFIAPI\r | |
49 | SetMem32 (\r | |
24e25d11 | 50 | OUT VOID *Buffer,\r |
51 | IN UINTN Length,\r | |
52 | IN UINT32 Value\r | |
24de7645 | 53 | )\r |
54 | {\r | |
4ba61e5e | 55 | if (Length == 0) {\r |
56 | return Buffer;\r | |
57 | }\r | |
58 | \r | |
59 | ASSERT (Buffer != NULL);\r | |
60 | ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r | |
533f039e | 61 | ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);\r |
62 | ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r | |
24de7645 | 63 | \r |
4ba61e5e | 64 | return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value);\r |
24de7645 | 65 | }\r |