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fb3df220 | 1 | /** @file\r |
2 | Library that provides processor specific library services\r | |
3 | \r | |
4 | Copyright (c) 2006, Intel Corporation \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 | |
fb3df220 | 13 | **/\r |
14 | \r | |
15 | #ifndef __CPU_LIB_H__\r | |
16 | #define __CPU_LIB_H__\r | |
17 | \r | |
58867095 | 18 | /** |
19 | Places the CPU in a sleep state until an interrupt is received. | |
20 | ||
21 | Places the CPU in a sleep state until an interrupt is received. If interrupts | |
22 | are disabled prior to calling this function, then the CPU will be placed in a | |
23 | sleep state indefinitely. | |
24 | ||
25 | **/ | |
26 | VOID | |
27 | EFIAPI | |
28 | CpuSleep ( | |
29 | VOID | |
30 | ); | |
31 | ||
32 | ||
33 | /** | |
34 | Requests CPU to pause for a short period of time. | |
35 | ||
36 | Requests CPU to pause for a short period of time. Typically used in MP | |
37 | systems to prevent memory starvation while waiting for a spin lock. | |
38 | ||
39 | **/ | |
40 | VOID | |
41 | EFIAPI | |
42 | CpuPause ( | |
43 | VOID | |
44 | ); | |
45 | ||
46 | ||
47 | /** | |
48 | Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. | |
49 | ||
50 | Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. | |
51 | ||
52 | **/ | |
53 | VOID | |
54 | EFIAPI | |
55 | CpuFlushTlb ( | |
56 | VOID | |
57 | ); | |
58 | ||
59 | \r | |
8336fd87 | 60 | #endif\r |