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
55 int sb_pnpbios_match(device_t, cfdata_t, void *);
56 void sb_pnpbios_attach(device_t, device_t, void *);
57
58 CFATTACH_DECL_NEW(sb_pnpbios, sizeof(struct sbdsp_softc),
59 sb_pnpbios_match, sb_pnpbios_attach, NULL, NULL);
60
61 int
sb_pnpbios_match(device_t parent,cfdata_t match,void * aux)62 sb_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
73 void
sb_pnpbios_attach(device_t parent,device_t self,void * aux)74 sb_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