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DE2_115_PROG / software / DE2_115_ASM_bsp / HAL / src / alt_irq_vars.c
@takayun takayun on 22 Dec 2016 2 KB add inst SUB
/******************************************************************************
*                                                                             *
* License Agreement                                                           *
*                                                                             *
* Copyright (c) 2003 Altera Corporation, San Jose, California, USA.           *
* All rights reserved.                                                        *
*                                                                             *
* Permission is hereby granted, free of charge, to any person obtaining a     *
* copy of this software and associated documentation files (the "Software"),  *
* to deal in the Software without restriction, including without limitation   *
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* and/or sell copies of the Software, and to permit persons to whom the       *
* Software is furnished to do so, subject to the following conditions:        *
*                                                                             *
* The above copyright notice and this permission notice shall be included in  *
* all copies or substantial portions of the Software.                         *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  *
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* DEALINGS IN THE SOFTWARE.                                                   *
*                                                                             *
* This agreement shall be governed in all respects by the laws of the State   *
* of California and by the laws of the United States of America.              *
*                                                                             *
******************************************************************************/

#include "alt_types.h"

#include "system.h"

/*
 * These global variables are used to save the current list of enabled 
 * interrupts. See alt_irq.h for further details.
 */

volatile alt_u32 alt_irq_active    = 0;

#ifndef ALT_EXCEPTION_STACK

volatile alt_u32 alt_priority_mask = (alt_u32) -1;

#endif