1 #------------------------------------------------------------------------------
7 # MCR p15,0,r0,c7,c0,4 ;Wait for Interrupt instruction
9 # But this is a no-op on ARMv7
11 # Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
12 # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
13 # This program and the accompanying materials
14 # are licensed and made available under the terms and conditions of the BSD License
15 # which accompanies this distribution. The full text of the license may be found at
16 # http://opensource.org/licenses/bsd-license.php.
18 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
19 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
21 #------------------------------------------------------------------------------
25 GCC_ASM_EXPORT(CpuSleep)
28 # Places the CPU in a sleep state until an interrupt is received.
30 # Places the CPU in a sleep state until an interrupt is received. If interrupts
31 # are disabled prior to calling this function, then the CPU will be placed in a
32 # sleep state indefinitely.