2009-08-19 16:02:07 +02:00
|
|
|
;------------------------------------------------------------------------------
|
|
|
|
|
;
|
|
|
|
|
; DisableInterrupts() for ARM
|
|
|
|
|
;
|
2010-04-23 18:00:47 +02:00
|
|
|
; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
|
|
|
|
|
; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
|
|
|
|
|
; This program and the accompanying materials
|
2009-08-19 16:02:07 +02:00
|
|
|
; 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 DisableInterrupts
|
|
|
|
|
|
|
|
|
|
AREA Interrupt_disable, CODE, READONLY
|
|
|
|
|
|
|
|
|
|
;/**
|
|
|
|
|
; Disables CPU interrupts.
|
|
|
|
|
;
|
|
|
|
|
;**/
|
|
|
|
|
;VOID
|
|
|
|
|
;EFIAPI
|
|
|
|
|
;DisableInterrupts (
|
|
|
|
|
; VOID
|
|
|
|
|
; );
|
|
|
|
|
;
|
|
|
|
|
DisableInterrupts
|
|
|
|
|
MRS R0,CPSR
|
|
|
|
|
ORR R0,R0,#0x80 ;Disable IRQ interrupts
|
|
|
|
|
MSR CPSR_c,R0
|
|
|
|
|
BX LR
|
|
|
|
|
|
|
|
|
|
END
|
