#------------------------------------------------------------------------------ | |
# | |
# 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 | |
# | |
#------------------------------------------------------------------------------ | |
.text | |
.p2align 2 | |
GCC_ASM_EXPORT(DisableInterrupts) | |
.set DAIF_WR_IRQ_BIT, (1 << 1) | |
#/** | |
# Disables CPU interrupts. | |
# | |
#**/ | |
#VOID | |
#EFIAPI | |
#DisableInterrupts ( | |
# VOID | |
# ); | |
# | |
ASM_PFX(DisableInterrupts): | |
msr daifset, #DAIF_WR_IRQ_BIT | |
ret |