MdePkg/Library/BaseLib/Ia32/EnableDisableInterrupts.c

   1 /** @file
   2   EnableDisableInterrupts function
   3
   4   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15
  16
  17
  18 /**
  19   Enables CPU interrupts for the smallest window required to capture any
  20   pending interrupts.
  21
  22 **/
  23 VOID
  24 EFIAPI
  25 EnableDisableInterrupts (
  26   VOID
  27   )
  28 {
  29   _asm {
  30     sti
  31     nop
  32     nop
  33     cli
  34   }
  35 }
  36