1 /* $NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $ */
2
3 /*
4 * Copyright (c) 1991-1993 Regents of the University of California.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the Computer Systems
18 * Engineering Group at Lawrence Berkeley Laboratory.
19 * 4. Neither the name of the University nor of the Laboratory may be used
20 * to endorse or promote products derived from this software without
21 * specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 */
36
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $");
39
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/errno.h>
43 #include <sys/ioctl.h>
44 #include <sys/syslog.h>
45 #include <sys/device.h>
46 #include <sys/proc.h>
47
48 #include <sys/bus.h>
49
50 #include <sys/audioio.h>
51 #include <dev/audio/audio_if.h>
52
53 #include <dev/isa/isavar.h>
54 #include <dev/isa/isadmavar.h>
55
56 #include <dev/isapnp/isapnpreg.h>
57 #include <dev/isapnp/isapnpvar.h>
58 #include <dev/isapnp/isapnpdevs.h>
59
60 #include <dev/isa/essreg.h>
61 #include <dev/isa/essvar.h>
62
63 int ess_isapnp_match(device_t, cfdata_t, void *);
64 void ess_isapnp_attach(device_t, device_t, void *);
65
66 CFATTACH_DECL_NEW(ess_isapnp, sizeof(struct ess_softc),
67 ess_isapnp_match, ess_isapnp_attach, NULL, NULL);
68
69 /*
70 * Probe / attach routines.
71 */
72
73 /*
74 * Probe for the ess hardware.
75 */
76 int
ess_isapnp_match(device_t parent,cfdata_t match,void * aux)77 ess_isapnp_match(device_t parent, cfdata_t match, void *aux)
78 {
79 int pri, variant;
80
81 pri = isapnp_devmatch(aux, &isapnp_ess_devinfo, &variant);
82 if (pri && variant > 0)
83 pri = 0;
84 return pri;
85 }
86
87
88 /*
89 * Attach hardware to driver, attach hardware driver to audio
90 * pseudo-device driver.
91 */
92 void
ess_isapnp_attach(device_t parent,device_t self,void * aux)93 ess_isapnp_attach(device_t parent, device_t self, void *aux)
94 {
95 struct ess_softc *sc;
96 struct isapnp_attach_args *ipa;
97
98 sc = device_private(self);
99 sc->sc_dev = self;
100 ipa = aux;
101
102 aprint_naive("\n");
103 aprint_normal("\n");
104
105 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
106 aprint_error_dev(self, "error in region allocation\n");
107 return;
108 }
109
110 sc->sc_ic = ipa->ipa_ic;
111
112 sc->sc_iot = ipa->ipa_iot;
113 sc->sc_iobase = ipa->ipa_io[0].base;
114 sc->sc_ioh = ipa->ipa_io[0].h;
115
116 sc->sc_audio1.irq = ipa->ipa_irq[0].num;
117 sc->sc_audio1.ist = ipa->ipa_irq[0].type;
118 sc->sc_audio1.drq = ipa->ipa_drq[0].num;
119 sc->sc_audio2.irq = -1;
120 sc->sc_audio2.drq = ipa->ipa_drq[1].num;
121
122 if (!essmatch(sc)) {
123 aprint_error_dev(self, "essmatch failed\n");
124 return;
125 }
126
127 aprint_normal_dev(self, "");
128
129 essattach(sc, 0);
130 }
131