mpu_isapnp.c revision 1.20 1 1.20 jakllsch /* $NetBSD: mpu_isapnp.c,v 1.20 2011/12/07 17:35:01 jakllsch Exp $ */
2 1.5 lukem
3 1.5 lukem #include <sys/cdefs.h>
4 1.20 jakllsch __KERNEL_RCSID(0, "$NetBSD: mpu_isapnp.c,v 1.20 2011/12/07 17:35:01 jakllsch Exp $");
5 1.5 lukem
6 1.1 mycroft #include "midi.h"
7 1.1 mycroft
8 1.1 mycroft #include <sys/param.h>
9 1.1 mycroft #include <sys/systm.h>
10 1.1 mycroft #include <sys/errno.h>
11 1.1 mycroft #include <sys/ioctl.h>
12 1.1 mycroft #include <sys/syslog.h>
13 1.1 mycroft #include <sys/device.h>
14 1.1 mycroft #include <sys/proc.h>
15 1.16 ad #include <sys/bus.h>
16 1.18 jmcneill #include <sys/audioio.h>
17 1.1 mycroft
18 1.1 mycroft #include <dev/audio_if.h>
19 1.1 mycroft #include <dev/midi_if.h>
20 1.1 mycroft #include <dev/mulaw.h>
21 1.1 mycroft
22 1.1 mycroft #include <dev/isa/isavar.h>
23 1.1 mycroft #include <dev/isa/isadmavar.h>
24 1.1 mycroft
25 1.1 mycroft #include <dev/isapnp/isapnpreg.h>
26 1.1 mycroft #include <dev/isapnp/isapnpvar.h>
27 1.1 mycroft #include <dev/isapnp/isapnpdevs.h>
28 1.1 mycroft
29 1.4 augustss #include <dev/ic/mpuvar.h>
30 1.1 mycroft
31 1.17 xtraeme static int mpu_isapnp_match(device_t, cfdata_t, void *);
32 1.17 xtraeme static void mpu_isapnp_attach(device_t, device_t, void *);
33 1.1 mycroft
34 1.1 mycroft struct mpu_isapnp_softc {
35 1.1 mycroft void *sc_ih;
36 1.18 jmcneill kmutex_t sc_lock;
37 1.1 mycroft
38 1.1 mycroft struct mpu_softc sc_mpu;
39 1.1 mycroft };
40 1.1 mycroft
41 1.17 xtraeme CFATTACH_DECL_NEW(mpu_isapnp, sizeof(struct mpu_isapnp_softc),
42 1.8 thorpej mpu_isapnp_match, mpu_isapnp_attach, NULL, NULL);
43 1.1 mycroft
44 1.17 xtraeme static int
45 1.17 xtraeme mpu_isapnp_match(device_t parent, cfdata_t match, void *aux)
46 1.1 mycroft {
47 1.3 mycroft int pri, variant;
48 1.2 mycroft
49 1.3 mycroft pri = isapnp_devmatch(aux, &isapnp_mpu_devinfo, &variant);
50 1.3 mycroft if (pri && variant > 0)
51 1.3 mycroft pri = 0;
52 1.17 xtraeme return pri;
53 1.1 mycroft }
54 1.1 mycroft
55 1.17 xtraeme static void
56 1.17 xtraeme mpu_isapnp_attach(device_t parent, device_t self, void *aux)
57 1.1 mycroft {
58 1.12 thorpej struct mpu_isapnp_softc *sc = device_private(self);
59 1.1 mycroft struct isapnp_attach_args *ipa = aux;
60 1.1 mycroft
61 1.17 xtraeme aprint_normal("\n");
62 1.1 mycroft
63 1.1 mycroft if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
64 1.17 xtraeme aprint_error_dev(self, "error in region allocation\n");
65 1.1 mycroft return;
66 1.1 mycroft }
67 1.1 mycroft
68 1.19 mrg mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_AUDIO);
69 1.18 jmcneill
70 1.1 mycroft sc->sc_mpu.iot = ipa->ipa_iot;
71 1.1 mycroft sc->sc_mpu.ioh = ipa->ipa_io[0].h;
72 1.18 jmcneill sc->sc_mpu.lock = &sc->sc_lock;
73 1.1 mycroft
74 1.20 jakllsch mutex_enter(&sc->sc_lock);
75 1.20 jakllsch
76 1.1 mycroft if (!mpu_find(&sc->sc_mpu)) {
77 1.17 xtraeme aprint_error_dev(self, "find failed\n");
78 1.20 jakllsch mutex_exit(&sc->sc_lock);
79 1.18 jmcneill mutex_destroy(&sc->sc_lock);
80 1.1 mycroft return;
81 1.1 mycroft }
82 1.1 mycroft
83 1.20 jakllsch mutex_exit(&sc->sc_lock);
84 1.20 jakllsch
85 1.17 xtraeme aprint_normal_dev(self, "%s %s\n", ipa->ipa_devident,
86 1.1 mycroft ipa->ipa_devclass);
87 1.1 mycroft
88 1.13 christos sc->sc_mpu.model = "Roland MPU-401 MIDI UART";
89 1.13 christos
90 1.17 xtraeme midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, self);
91 1.1 mycroft
92 1.1 mycroft sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
93 1.19 mrg ipa->ipa_irq[0].type, IPL_AUDIO, mpu_intr, &sc->sc_mpu);
94 1.1 mycroft }
95