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[/] [ao486/] [trunk/] [syn/] [components/] [sd_card/] [firmware/] [bsp/] [HAL/] [inc/] [altera_nios2_qsys_irq.h] - Rev 8

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/******************************************************************************
*                                                                             *
* License Agreement                                                           *
*                                                                             *
* Copyright (c) 2009 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   *
* the rights to use, copy, modify, merge, publish, distribute, sublicense,    *
* 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.                         *
*                                                                             *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  *
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,    *
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE *
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      *
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING     *
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER         *
* 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.              *
*                                                                             *
******************************************************************************/
 
/*
 * Support for the Nios II internal interrupt controller.
 */
 
#ifndef __ALT_NIOS2_QSYS_IRQ_H__
#define __ALT_NIOS2_QSYS_IRQ_H__
 
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
 
/*
 * The macro ALTERA_NIOS2_IRQ_INSTANCE is used by the alt_irq_init()
 * function in the auto-generated file alt_sys_init.c to create an
 * instance of this interrupt controller device driver state if this
 * module contains an interrupt controller.
 * Only one instance of a Nios II is allowed so this macro is just empty.
 */
 
#define ALTERA_NIOS2_QSYS_IRQ_INSTANCE(name, state)
 
/*
 * altera_nios2_irq_init() is called by the auto-generated function 
 * alt_irq_init() once for the Nios II if it contains an interrupt controller.
 * The altera_nios2_irq_init() routine is called using the 
 * ALTERA_NIOS2_IRQ_INIT macro given below.
 *
 * This function initializes the internal interrupt controller
 * so is not called if the Nios II contains an external interrupt
 * controller port (because the internal interrupt controller
 * is removed if this port is present).
 */
 
extern void altera_nios2_qsys_irq_init( void );
 
/*
 * The macro ALTERA_NIOS2_IRQ_INIT is used by the alt_irq_init() routine
 * in the auto-generated file alt_sys_init.c to initialize an instance
 * of the interrupt controller device driver state.
 */
 
#define ALTERA_NIOS2_QSYS_IRQ_INIT(name, state) altera_nios2_qsys_irq_init()
 
#ifdef __cplusplus
}
#endif /* __cplusplus */
 
#endif /* __ALT_NIOS2_QSYS_IRQ_H__ */
 
 

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