1;------------------------------------------------------------------------------ 2; 3; DisableInterrupts() for ARM 4; 5; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> 6; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> 7; This program and the accompanying materials 8; are licensed and made available under the terms and conditions of the BSD License 9; which accompanies this distribution. The full text of the license may be found at 10; http://opensource.org/licenses/bsd-license.php. 11; 12; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 13; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 14; 15;------------------------------------------------------------------------------ 16 17 EXPORT DisableInterrupts 18 19 AREA Interrupt_disable, CODE, READONLY 20 21;/** 22; Disables CPU interrupts. 23; 24;**/ 25;VOID 26;EFIAPI 27;DisableInterrupts ( 28; VOID 29; ); 30; 31DisableInterrupts 32 MRS R0,CPSR 33 ORR R0,R0,#0x80 ;Disable IRQ interrupts 34 MSR CPSR_c,R0 35 BX LR 36 37 END 38