/*      $NetBSD: arcofi_dio.c,v 1.3 2024/01/16 05:48:28 thorpej Exp $   */
/*      $OpenBSD: arcofi_dio.c,v 1.1 2011/12/21 23:12:03 miod Exp $     */

/*
 * Copyright (c) 2011 Miodrag Vallat.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/bus.h>
#include <sys/intr.h>

#include <sys/audioio.h>
#include <dev/audio/audio_if.h>
#include <dev/ic/arcofivar.h>

#include <hp300/dev/dioreg.h>
#include <hp300/dev/diovar.h>

#include <hp300/dev/diodevs.h>

#define SOFTINT_AUDIO   SOFTINT_SERIAL  /* XXX */

static void     arcofi_dio_attach(device_t, device_t, void *);
static int      arcofi_dio_match(device_t, cfdata_t, void *);

struct arcofi_dio_softc {
        struct arcofi_softc     sc_arcofi;

        struct bus_space_tag sc_tag;
};

CFATTACH_DECL_NEW(arcofi_dio, sizeof(struct arcofi_dio_softc),
    arcofi_dio_match, arcofi_dio_attach, NULL, NULL);

static int
arcofi_dio_match(device_t parent, cfdata_t match, void *aux)
{
        struct dio_attach_args *da = aux;

        if (da->da_id != DIO_DEVICE_ID_AUDIO)
                return 0;

        return 1;
}

static void
arcofi_dio_attach(device_t parent, device_t self, void *aux)
{
        struct arcofi_dio_softc *adsc = device_private(self);
        struct arcofi_softc *sc = &adsc->sc_arcofi;
        struct dio_attach_args *da = aux;
        bus_space_tag_t iot = &adsc->sc_tag;
        int ipl;

        sc->sc_dev = self;

        /* XXX is it better to use sc->sc_reg[] to handle odd sparse map? */
        memcpy(iot, da->da_bst, sizeof(struct bus_space_tag));
        dio_set_bus_space_oddbyte(iot);
        sc->sc_iot = iot;

        if (bus_space_map(iot, da->da_addr, DIOII_SIZEOFF, 0,
            &sc->sc_ioh) != 0) {
                aprint_error(": can't map registers\n");
                return;
        }

        ipl = da->da_ipl;
        dio_intr_establish(arcofi_hwintr, sc, ipl, ISRPRI_AUDIO);

        aprint_normal("\n");

        arcofi_attach(sc, "dio");
}