| /** @file
|
| Library that provides processor specific library services
|
|
|
| Copyright (c) 2006, Intel Corporation
|
| All rights reserved. This program and the accompanying materials
|
| are licensed and made available under the terms and conditions of the BSD License
|
| which accompanies this distribution. The full text of the license may be found at
|
| http://opensource.org/licenses/bsd-license.php
|
|
|
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
| **/
|
|
|
| #ifndef __CPU_LIB_H__
|
| #define __CPU_LIB_H__
|
|
|
| /** |
| Places the CPU in a sleep state until an interrupt is received. |
| |
| Places the CPU in a sleep state until an interrupt is received. If interrupts |
| are disabled prior to calling this function, then the CPU will be placed in a |
| sleep state indefinitely. |
| |
| **/ |
| VOID |
| EFIAPI |
| CpuSleep ( |
| VOID |
| ); |
| |
| |
| /** |
| Requests CPU to pause for a short period of time. |
| |
| Requests CPU to pause for a short period of time. Typically used in MP |
| systems to prevent memory starvation while waiting for a spin lock. |
| |
| **/ |
| VOID |
| EFIAPI |
| CpuPause ( |
| VOID |
| ); |
| |
| |
| /** |
| Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. |
| |
| Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. |
| |
| **/ |
| VOID |
| EFIAPI |
| CpuFlushTlb ( |
| VOID |
| ); |
| |
|
|
| #endif
|
