1/* $NetBSD: sb_pnpbios.c,v 1.18 2019/05/08 13:40:15 isaki Exp $ */
2/*
3 * Copyright (c) 1999
4 * 	Matthias Drochner.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions, and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/cdefs.h>
29__KERNEL_RCSID(0, "$NetBSD: sb_pnpbios.c,v 1.18 2019/05/08 13:40:15 isaki Exp $");
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/errno.h>
34#include <sys/ioctl.h>
35#include <sys/syslog.h>
36#include <sys/device.h>
37#include <sys/proc.h>
38
39#include <sys/bus.h>
40
41#include <sys/audioio.h>
42#include <dev/audio/audio_if.h>
43#include <dev/midi_if.h>
44
45#include <dev/isa/isavar.h>
46#include <dev/isa/isadmavar.h>
47
48#include <i386/pnpbios/pnpbiosvar.h>
49
50#include <dev/isa/sbreg.h>
51#include <dev/isa/sbvar.h>
52
53#include <dev/isa/sbdspvar.h>
54
55int sb_pnpbios_match(device_t, cfdata_t, void *);
56void sb_pnpbios_attach(device_t, device_t, void *);
57
58CFATTACH_DECL_NEW(sb_pnpbios, sizeof(struct sbdsp_softc),
59    sb_pnpbios_match, sb_pnpbios_attach, NULL, NULL);
60
61int
62sb_pnpbios_match(device_t parent, cfdata_t match, void *aux)
63{
64	struct pnpbiosdev_attach_args *aa = aux;
65
66	if (strcmp(aa->idstr, "NMX2210") &&
67	    strcmp(aa->idstr, "CRX0002"))	/* Cyrix XpressAudio */
68		return (0);
69
70	return (1);
71}
72
73void
74sb_pnpbios_attach(device_t parent, device_t self, void *aux)
75{
76	struct sbdsp_softc *sc = device_private(self);
77	struct pnpbiosdev_attach_args *aa = aux;
78
79	sc->sc_dev = self;
80	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
81		aprint_error(": can't map i/o space\n");
82		return;
83	}
84
85	sc->sc_ic = aa->ic;
86
87	/* XXX These are only for setting chip configuration registers. */
88	pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);
89
90	if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_irq, NULL)) {
91		aprint_error(": can't get IRQ\n");
92		return;
93	}
94
95	if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_drq8)) {
96		aprint_error(": can't get DMA channel\n");
97		return;
98	}
99	if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_drq16))
100		sc->sc_drq16 = -1;
101
102	aprint_normal("\n");
103	pnpbios_print_devres(self, aa);
104
105	aprint_normal("%s", device_xname(self));
106
107	if (!sbmatch(sc, 0, device_cfdata(self))) {
108		aprint_error_dev(self, "sbmatch failed\n");
109		return;
110	}
111
112	sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_AUDIO,
113					   sbdsp_intr, sc);
114
115	sbattach(sc);
116}
117