1 ;------------------------------------------------------------------------------
5 ; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
6 ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
7 ; This program and the accompanying materials
8 ; are licensed and made available under the terms and conditions of the BSD License
9 ; which accompanies this distribution. The full text of the license may be found at
10 ; http://opensource.org/licenses/bsd-license.php
12 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
13 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 ;------------------------------------------------------------------------------
18 AREA cpu_sleep, CODE, READONLY
21 ; Places the CPU in a sleep state until an interrupt is received.
23 ; Places the CPU in a sleep state until an interrupt is received. If interrupts
24 ; are disabled prior to calling this function, then the CPU will be placed in a
25 ; sleep state indefinitely.
36 MCR p15,0,r0,c7,c0,4 ;Wait for Interrupt instruction