audk/MdePkg/Library/CpuLib/Ia32/CpuPause.c

37 lines
894 B
C

/** @file
CpuPause function.
Copyright (c) 2006 - 2007, Intel Corporation<BR>
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.
**/
/**
Places the CPU in a pause state until an interrupt is
received.
Places the CPU in a pause state until an interrupt is
received. If interrupts are disabled prior to calling this
function, then the CPU will be placed in a pause state
indefinitely.
**/
VOID
EFIAPI
CpuPause (
VOID
)
{
_asm {
pause
}
}