altera_avalon_pio_regs.h

/* SPDX-License-Identifier: BSD-2-Clause */
 
/*
 *
 * Copyright (C) 2024 Kevin Kirspel
 *
 * 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 AUTHOR 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 AUTHOR 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 _ALTERA_AVALON_PIO_REGS_H
#define _ALTERA_AVALON_PIO_REGS_H
 
#include <bsp_system.h>
 
#define ALTERA_AVALON_PIO_DIRECTION_INPUT  0
#define ALTERA_AVALON_PIO_DIRECTION_OUTPUT 1
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct
{
  volatile uint32_t data;
  volatile uint32_t direction;
  volatile uint32_t interruptmask;
  volatile uint32_t edgecapture;
  volatile uint32_t outset;
  volatile uint32_t outclear;
}altera_avalon_pio_regs;
 
#define LED_PIO_REGS (( volatile altera_avalon_pio_regs* )LED_PIO_BASE )
#define USER_DIPSW_REGS (( volatile altera_avalon_pio_regs* )USER_DIPSW_BASE )
#define USER_PB_REGS (( volatile altera_avalon_pio_regs* )USER_PB_BASE )
 
#ifdef __cplusplus
}
#endif
 
#endif