1/*	$NetBSD: arcofi_dio.c,v 1.3 2024/01/16 05:48:28 thorpej Exp $	*/
2/*	$OpenBSD: arcofi_dio.c,v 1.1 2011/12/21 23:12:03 miod Exp $	*/
3
4/*
5 * Copyright (c) 2011 Miodrag Vallat.
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20#include <sys/param.h>
21#include <sys/systm.h>
22#include <sys/conf.h>
23#include <sys/device.h>
24#include <sys/bus.h>
25#include <sys/intr.h>
26
27#include <sys/audioio.h>
28#include <dev/audio/audio_if.h>
29#include <dev/ic/arcofivar.h>
30
31#include <hp300/dev/dioreg.h>
32#include <hp300/dev/diovar.h>
33
34#include <hp300/dev/diodevs.h>
35
36#define SOFTINT_AUDIO	SOFTINT_SERIAL	/* XXX */
37
38static void	arcofi_dio_attach(device_t, device_t, void *);
39static int	arcofi_dio_match(device_t, cfdata_t, void *);
40
41struct arcofi_dio_softc {
42	struct arcofi_softc	sc_arcofi;
43
44	struct bus_space_tag sc_tag;
45};
46
47CFATTACH_DECL_NEW(arcofi_dio, sizeof(struct arcofi_dio_softc),
48    arcofi_dio_match, arcofi_dio_attach, NULL, NULL);
49
50static int
51arcofi_dio_match(device_t parent, cfdata_t match, void *aux)
52{
53	struct dio_attach_args *da = aux;
54
55	if (da->da_id != DIO_DEVICE_ID_AUDIO)
56		return 0;
57
58	return 1;
59}
60
61static void
62arcofi_dio_attach(device_t parent, device_t self, void *aux)
63{
64	struct arcofi_dio_softc *adsc = device_private(self);
65	struct arcofi_softc *sc = &adsc->sc_arcofi;
66	struct dio_attach_args *da = aux;
67	bus_space_tag_t iot = &adsc->sc_tag;
68	int ipl;
69
70	sc->sc_dev = self;
71
72	/* XXX is it better to use sc->sc_reg[] to handle odd sparse map? */
73	memcpy(iot, da->da_bst, sizeof(struct bus_space_tag));
74	dio_set_bus_space_oddbyte(iot);
75	sc->sc_iot = iot;
76
77	if (bus_space_map(iot, da->da_addr, DIOII_SIZEOFF, 0,
78	    &sc->sc_ioh) != 0) {
79		aprint_error(": can't map registers\n");
80		return;
81	}
82
83	ipl = da->da_ipl;
84	dio_intr_establish(arcofi_hwintr, sc, ipl, ISRPRI_AUDIO);
85
86	aprint_normal("\n");
87
88	arcofi_attach(sc, "dio");
89}
90