;------------------------------------------------------------------------------ | |
; | |
; DisableInterrupts() for ARM | |
; | |
; Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> | |
; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> | |
; SPDX-License-Identifier: BSD-2-Clause-Patent | |
; | |
;------------------------------------------------------------------------------ | |
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 |