/** @file | |
CpuPause function. | |
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
/** | |
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 | |
) | |
{ | |
_asm { | |
pause | |
} | |
} |