MdePkg/Library/BaseLib/Arm/EnableInterrupts.asm

;------------------------------------------------------------------------------ 
;
; EnableInterrupts() for ARM
;
; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
; This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution.  The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php.
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
;------------------------------------------------------------------------------

    EXPORT EnableInterrupts

    AREA Interrupt_enable, CODE, READONLY

;/**
;  Enables CPU interrupts.
;
;**/
;VOID
;EFIAPI
;EnableInterrupts (
;  VOID
;  );
;
EnableInterrupts
    MRS     R0,CPSR
    BIC     R0,R0,#0x80             ;Enable IRQ interrupts
    MSR     CPSR_c,R0
    BX      LR
    
    END