blob: a51e2cd9dd02fa3e9e80f8d0f37242b1fb49f0b4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
;------------------------------------------------------------------------------
;
; 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 - 2009, Intel Corporation. All rights reserved.<BR>
; Portions copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
; This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php.
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
;------------------------------------------------------------------------------
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
|
