sys/dev/isapnp/ym_isapnp.c

   1 /*      $NetBSD: ym_isapnp.c,v 1.23 2009/05/12 10:07:55 cegger 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 /*
  38  *  Driver for the Yamaha OPL3-SA3 chipset. This is found on many laptops
  39  *  and Pentium (II) motherboards.
  40  *
  41  *  Original code from OpenBSD.
  42  */
  43
  44 #include <sys/cdefs.h>
  45 __KERNEL_RCSID(0, "$NetBSD: ym_isapnp.c,v 1.23 2009/05/12 10:07:55 cegger Exp $");
  46
  47 #include "mpu_ym.h"
  48
  49 #include <sys/param.h>
  50 #include <sys/systm.h>
  51 #include <sys/device.h>
  52 #include <sys/errno.h>
  53
  54 #include <sys/audioio.h>
  55 #include <dev/audio_if.h>
  56
  57 #include <dev/isa/isavar.h>
  58 #include <dev/isa/isadmavar.h>
  59
  60 #include <dev/isapnp/isapnpreg.h>
  61 #include <dev/isapnp/isapnpvar.h>
  62 #include <dev/isapnp/isapnpdevs.h>
  63
  64 #include <dev/ic/ad1848reg.h>
  65 #include <dev/isa/ad1848var.h>
  66
  67 #include <dev/ic/cs4231reg.h>
  68 #include <dev/isa/cs4231var.h>
  69
  70 #include <dev/ic/opl3sa3reg.h>
  71 #include <dev/isa/wssreg.h>
  72 #include <dev/isa/ymvar.h>
  73
  74 int     ym_isapnp_match(device_t, cfdata_t, void *);
  75 void    ym_isapnp_attach(device_t, device_t, void *);
  76
  77 CFATTACH_DECL(ym_isapnp, sizeof(struct ym_softc),
  78     ym_isapnp_match, ym_isapnp_attach, NULL, NULL);
  79
  80 /*
  81  * Probe / attach routines.
  82  */
  83
  84 /*
  85  * Probe for the Yamaha hardware.
  86  */
  87 int
  88 ym_isapnp_match(device_t parent, cfdata_t match, void *aux)
  89 {
  90         int pri, variant;
  91
  92         pri = isapnp_devmatch(aux, &isapnp_ym_devinfo, &variant);
  93         if (pri && variant > 0)
  94                 pri = 0;
  95         return pri;
  96 }
  97
  98 /*
  99  * Attach hardware to driver, attach hardware driver to audio
 100  * pseudo-device driver.
 101  */
 102 void
 103 ym_isapnp_attach(device_t parent, device_t self, void *aux)
 104 {
 105         struct ym_softc *sc;
 106         struct ad1848_softc *ac;
 107         struct isapnp_attach_args *ipa;
 108
 109         sc = device_private(self);
 110         ac = &sc->sc_ad1848.sc_ad1848;
 111         ipa = aux;
 112         printf("\n");
 113
 114         if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
 115                 aprint_error_dev(self, "error in region allocation\n");
 116                 return;
 117         }
 118
 119         sc->sc_iot = ipa->ipa_iot;
 120         sc->sc_ic = ipa->ipa_ic;
 121         sc->sc_ioh = ipa->ipa_io[1].h;
 122
 123         sc->ym_irq = ipa->ipa_irq[0].num;
 124         sc->ym_playdrq = ipa->ipa_drq[0].num;
 125         sc->ym_recdrq = ipa->ipa_drq[1].num;
 126
 127         sc->sc_sb_ioh = ipa->ipa_io[0].h;
 128         sc->sc_opl_ioh = ipa->ipa_io[2].h;
 129 #if NMPU_YM > 0
 130         sc->sc_mpu_ioh = ipa->ipa_io[3].h;
 131 #endif
 132         sc->sc_controlioh = ipa->ipa_io[4].h;
 133
 134         ac->sc_iot = sc->sc_iot;
 135         if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, AD1848_NPORT,
 136             &ac->sc_ioh)) {
 137                 aprint_error_dev(self, "bus_space_subregion failed\n");
 138                 return;
 139         }
 140         ac->mode = 2;
 141         ac->MCE_bit = MODE_CHANGE_ENABLE;
 142
 143         sc->sc_ad1848.sc_ic  = sc->sc_ic;
 144
 145         printf("%s: %s %s", device_xname(self), ipa->ipa_devident,
 146             ipa->ipa_devclass);
 147
 148         ym_attach(sc);
 149 }