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;------------------------------------------------------------------------------
;
; GetInterruptState() function for ARM
;
; Copyright (c) 2006 - 2009, Intel Corporation<BR>
; Portions copyright (c) 2008-2009 Apple Inc.<BR>
; All rights reserved. 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 GetInterruptState
AREA Interrupt_enable, CODE, READONLY
;/**
; Retrieves the current CPU interrupt state.
;
; Returns TRUE is interrupts are currently enabled. Otherwise
; returns FALSE.
;
; @retval TRUE CPU interrupts are enabled.
; @retval FALSE CPU interrupts are disabled.
;
;**/
;
;BOOLEAN
;EFIAPI
;GetInterruptState (
; VOID
; );
;
GetInterruptState
MRS R0, CPSR
TST R0, #0x80 ;Check if IRQ is enabled.
MOVEQ R0, #1
MOVNE R0, #0
BX LR
END
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