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e1f414b6 | 1 | /** @file\r |
2 | SetMem64() implementation.\r | |
3 | \r | |
2bfb6009 | 4 | The following BaseMemoryLib instances contain the same copy of this file:\r |
e1f414b6 | 5 | BaseMemoryLib\r |
6 | BaseMemoryLibMmx\r | |
7 | BaseMemoryLibSse2\r | |
8 | BaseMemoryLibRepStr\r | |
2bfb6009 LG |
9 | BaseMemoryLibOptDxe\r |
10 | BaseMemoryLibOptPei\r | |
e1f414b6 | 11 | PeiMemoryLib\r |
1fef058f | 12 | UefiMemoryLib\r |
e1f414b6 | 13 | \r |
2fc59a00 | 14 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r |
9344f092 | 15 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
d531bfee | 16 | \r |
e1f414b6 | 17 | **/\r |
18 | \r | |
e1f414b6 | 19 | #include "MemLibInternals.h"\r |
20 | \r | |
21 | /**\r | |
22 | Fills a target buffer with a 64-bit value, and returns the target buffer.\r | |
23 | \r | |
24 | This function fills Length bytes of Buffer with the 64-bit value specified by\r | |
25 | Value, and returns Buffer. Value is repeated every 64-bits in for Length\r | |
26 | bytes of Buffer.\r | |
27 | \r | |
28 | If Length > 0 and Buffer is NULL, then ASSERT().\r | |
29 | If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r | |
30 | If Buffer is not aligned on a 64-bit boundary, then ASSERT().\r | |
31 | If Length is not aligned on a 64-bit boundary, then ASSERT().\r | |
32 | \r | |
2fc59a00 | 33 | @param Buffer The pointer to the target buffer to fill.\r |
34 | @param Length The number of bytes in Buffer to fill.\r | |
35 | @param Value The value with which to fill Length bytes of Buffer.\r | |
e1f414b6 | 36 | \r |
37 | @return Buffer.\r | |
38 | \r | |
39 | **/\r | |
40 | VOID *\r | |
41 | EFIAPI\r | |
42 | SetMem64 (\r | |
43 | OUT VOID *Buffer,\r | |
44 | IN UINTN Length,\r | |
45 | IN UINT64 Value\r | |
46 | )\r | |
47 | {\r | |
2bfb6009 | 48 | if (Length == 0) {\r |
e1f414b6 | 49 | return Buffer;\r |
50 | }\r | |
51 | \r | |
52 | ASSERT (Buffer != NULL);\r | |
53 | ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));\r | |
54 | ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);\r | |
55 | ASSERT ((Length & (sizeof (Value) - 1)) == 0);\r | |
56 | \r | |
57 | return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value);\r | |
58 | }\r |