1 #------------------------------------------------------------------------------
3 # DisableInterrupts() for AArch64
5 # Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
6 # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
7 # Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
8 # This program and the accompanying materials
9 # are licensed and made available under the terms and conditions of the BSD License
10 # which accompanies this distribution. The full text of the license may be found at
11 # http://opensource.org/licenses/bsd-license.php.
13 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
14 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
16 #------------------------------------------------------------------------------
20 GCC_ASM_EXPORT(DisableInterrupts)
22 .set DAIF_WR_IRQ_BIT, (1 << 1)
25 # Disables CPU interrupts.
34 ASM_PFX(DisableInterrupts):
35 msr daifset, #DAIF_WR_IRQ_BIT