| ;------------------------------------------------------------------------------ | |
| ; | |
| ; 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 |