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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* RTEMS virtex BSP
*
* This file declares constants of the interrupt controller.
*/
/*
* Copyright (c) 2007 embedded brains GmbH & Co. KG
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef VIRTEX5_IRQ_IRQ_H
#define VIRTEX5_IRQ_IRQ_H
#include <rtems/irq.h>
#include <bsp/irq-default.h>
/*
* the following definitions specify the indices used
* to interface the interrupt handler API
*/
/*
* Peripheral IRQ handlers related definitions
*/
/* Not supported at this level */
/*
* Processor IRQ handlers related definitions
*/
#define BSP_PROCESSOR_IRQ_NUMBER 3
#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET 0
#define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET\
+BSP_PROCESSOR_IRQ_NUMBER-1)
#define BSP_IS_PROCESSOR_IRQ(irqnum) \
(((irqnum) >= BSP_PROCESSOR_IRQ_LOWEST_OFFSET) && \
((irqnum) <= BSP_PROCESSOR_IRQ_MAX_OFFSET))
/*
* Summary
*/
#define BSP_IRQ_NUMBER (BSP_PROCESSOR_IRQ_MAX_OFFSET+1)
#define BSP_LOWEST_OFFSET BSP_PROCESSOR_IRQ_LOWEST_OFFSET
#define BSP_MAX_OFFSET BSP_PROCESSOR_IRQ_MAX_OFFSET
#define BSP_IS_VALID_IRQ(irqnum) (BSP_IS_PROCESSOR_IRQ(irqnum))
#ifndef ASM
#ifdef __cplusplus
extern "C" {
#endif
/*
* index table for the module specific handlers, a few entries are only placeholders
*/
typedef enum {
BSP_EXT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 0,
BSP_PIT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 1,
BSP_CRIT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 2
} rtems_irq_symbolic_name;
extern rtems_irq_connect_data *BSP_rtems_irq_tbl;
void BSP_irqexc_on_fnc(const rtems_irq_connect_data *conn_data);
void BSP_irqexc_off_fnc(const rtems_irq_connect_data *unused);
void BSP_rtems_irq_mngt_init(unsigned cpuId);
#define BSP_DEC BSP_PIT
#define BSP_DECREMENTER BSP_PIT
#ifdef __cplusplus
}
#endif
#endif /* ASM */
#endif /* VIRTEX5_IRQ_IRQ_H */
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