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Commit | Line | Data |
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e1f414b6 | 1 | /** @file\r |
2 | CpuPause function.\r | |
3 | \r | |
bb817c56 | 4 | Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r |
9344f092 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
e1f414b6 | 6 | \r |
7 | **/\r | |
8 | \r | |
1efcc4ae | 9 | \r |
f734a10a | 10 | \r |
e1f414b6 | 11 | \r |
42eedea9 | 12 | /**\r |
13 | Requests CPU to pause for a short period of time.\r | |
14 | \r | |
15 | Requests CPU to pause for a short period of time. Typically used in MP\r | |
16 | systems to prevent memory starvation while waiting for a spin lock.\r | |
17 | \r | |
18 | **/\r | |
e1f414b6 | 19 | VOID\r |
20 | EFIAPI\r | |
21 | CpuPause (\r | |
22 | VOID\r | |
23 | )\r | |
24 | {\r | |
25 | _asm {\r | |
26 | pause\r | |
27 | }\r | |
28 | }\r | |
29 | \r |