CloverBootloader/MdePkg/Library/BaseLib/AArch64/DisableInterrupts.asm

32 lines
763 B
NASM
Raw Normal View History

;------------------------------------------------------------------------------
;
; DisableInterrupts() for AArch64
;
; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
; Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
;------------------------------------------------------------------------------
EXPORT DisableInterrupts
AREA BaseLib_LowLevel, CODE, READONLY
DAIF_WR_IRQ_BIT EQU (1 << 1)
;/**
; Disables CPU interrupts.
;
;**/
;VOID
;EFIAPI
;DisableInterrupts (
; VOID
; );
;
DisableInterrupts
msr daifset, #DAIF_WR_IRQ_BIT
ret
END