1#------------------------------------------------------------------------------
2#
3# EnableInterrupts() 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.text
18.p2align 2
19GCC_ASM_EXPORT(EnableInterrupts)
20
21
22#/**
23#  Enables CPU interrupts.
24#
25#**/
26#VOID
27#EFIAPI
28#EnableInterrupts (
29#  VOID
30#  );
31#
32ASM_PFX(EnableInterrupts):
33    mrs  R0,CPSR
34    bic  R0,R0,#0x80    @Enable IRQ interrupts
35    msr  CPSR_c,R0
36    bx   LR
37