/* $NetBSD: igpiovar.h,v 1.2 2023/01/07 03:27:01 msaitoh Exp $ */

/*
* Copyright (c) 2021 Emmanuel Dreyfus
* All rights reserved.
*
* 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 HOLDER 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 _IGPIOVAR_H
#define _IGPIOVAR_H

struct igpio_softc {
       device_t                sc_dev;
       const char              *sc_acpi_hid;
       bus_space_tag_t         sc_bst;
       int                     sc_nbar;
       bus_addr_t              *sc_base;
       bus_size_t              *sc_length;
       bus_space_handle_t      *sc_bsh;

       gpio_pin_t              *sc_pins;
       int                     sc_npins;
       struct gpio_chipset_tag sc_gc;

       uint32_t                sc_reserved_mask;

       struct igpio_bank       *sc_banks;
};

void igpio_attach(struct igpio_softc *);
void igpio_detach(struct igpio_softc *);

int     igpio_pin_read(void *, int);
void    igpio_pin_write(void *, int, int);
void    igpio_pin_ctl(void *, int, int);
void    *igpio_intr_establish(void *, int, int, int, int (*)(void *), void *);
void    igpio_intr_disestablish(void *, void *);
bool    igpio_intr_str(void *, int, int, char *, size_t);
int     igpio_intr(void *);



#endif /* !_IGPIOVAR_H */