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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__ */