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      1 /** @file
      2   CpuSleep 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   Places the CPU in a sleep state until an interrupt is received.
     18 
     19   Places the CPU in a sleep state until an interrupt is received. If interrupts
     20   are disabled prior to calling this function, then the CPU will be placed in a
     21   sleep state indefinitely.
     22 
     23 **/
     24 VOID
     25 EFIAPI
     26 CpuSleep (
     27   VOID
     28   )
     29 {
     30   _asm {
     31     hlt
     32   }
     33 }
     34 
     35