| ;------------------------------------------------------------------------------ | |
| ; | |
| ; CpuSleep() for ARMv7 | |
| ; | |
| ; ARMv6 versions was: | |
| ; MOV r0,#0 | |
| ; MCR p15,0,r0,c7,c0,4 ;Wait for Interrupt instruction | |
| ; | |
| ; But this is a no-op on ARMv7 | |
| ; | |
| ; Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> | |
| ; Portions copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR> | |
| ; SPDX-License-Identifier: BSD-2-Clause-Patent | |
| ; | |
| ;------------------------------------------------------------------------------ | |
| EXPORT CpuSleep | |
| AREA cpu_sleep, CODE, READONLY | |
| ;/** | |
| ; Places the CPU in a sleep state until an interrupt is received. | |
| ; | |
| ; Places the CPU in a sleep state until an interrupt is received. If interrupts | |
| ; are disabled prior to calling this function, then the CPU will be placed in a | |
| ; sleep state indefinitely. | |
| ; | |
| ;**/ | |
| ;VOID | |
| ;EFIAPI | |
| ;CpuSleep ( | |
| ; VOID | |
| ; ); | |
| ; | |
| CpuSleep | |
| WFI | |
| BX LR | |
| END |