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sb_isapnp.c revision 1.28 
      1 /*	$NetBSD: sb_isapnp.c,v 1.28 1998/08/07 00:01:00 augustss 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 "midi.h"
     38 
     39 #include <sys/param.h>
     40 #include <sys/systm.h>
     41 #include <sys/errno.h>
     42 #include <sys/ioctl.h>
     43 #include <sys/syslog.h>
     44 #include <sys/device.h>
     45 #include <sys/proc.h>
     46 
     47 #include <machine/bus.h>
     48 
     49 #include <sys/audioio.h>
     50 #include <dev/audio_if.h>
     51 #include <dev/mulaw.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/sbreg.h>
     61 #include <dev/isa/sbvar.h>
     62 #include <dev/isa/sbdspvar.h>
     63 
     64 int	sb_isapnp_match __P((struct device *, struct cfdata *, void *));
     65 void	sb_isapnp_attach __P((struct device *, struct device *, void *));
     66 
     67 struct cfattach sb_isapnp_ca = {
     68 	sizeof(struct sbdsp_softc), sb_isapnp_match, sb_isapnp_attach
     69 };
     70 
     71 
     72 /*
     73  * Probe / attach routines.
     74  */
     75 
     76 /*
     77  * Probe for the soundblaster hardware.
     78  */
     79 int
     80 sb_isapnp_match(parent, match, aux)
     81 	struct device *parent;
     82 	struct cfdata *match;
     83 	void *aux;
     84 {
     85 	return isapnp_devmatch(aux, &isapnp_sb_devinfo);
     86 }
     87 
     88 
     89 /*
     90  * Attach hardware to driver, attach hardware driver to audio
     91  * pseudo-device driver.
     92  */
     93 void
     94 sb_isapnp_attach(parent, self, aux)
     95 	struct device *parent, *self;
     96 	void *aux;
     97 {
     98 	struct sbdsp_softc *sc = (struct sbdsp_softc *)self;
     99 	struct isapnp_attach_args *ipa = aux;
    100 
    101 	printf("\n");
    102 
    103 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
    104 		printf("%s: error in region allocation\n",
    105 		       sc->sc_dev.dv_xname);
    106 		return;
    107 	}
    108 
    109 	sc->sc_iot = ipa->ipa_iot;
    110 	sc->sc_ioh = ipa->ipa_io[0].h;
    111 	sc->sc_ic = ipa->ipa_ic;
    112 
    113 	sc->sc_iobase = ipa->ipa_io[0].base;
    114 
    115 	sc->sc_irq = ipa->ipa_irq[0].num;
    116 	sc->sc_ist = ipa->ipa_irq[0].type;
    117 	sc->sc_drq8 = ipa->ipa_drq[0].num;
    118         if (ipa->ipa_ndrq > 1 && ipa->ipa_drq[0].num != ipa->ipa_drq[1].num) {
    119         	/* Some cards have the 16 bit drq first */
    120         	if (sc->sc_drq8 >= 4) {
    121                 	sc->sc_drq16 = sc->sc_drq8;
    122                         sc->sc_drq8 = ipa->ipa_drq[1].num;
    123                 } else
    124                 	sc->sc_drq16 = ipa->ipa_drq[1].num;
    125         } else
    126         	sc->sc_drq16 = DRQUNK;
    127 
    128 #if NMIDI > 0
    129 	if (ipa->ipa_nio > 1) {
    130 		sc->sc_mpu_sc.iobase = ipa->ipa_io[1].base;
    131 		sc->sc_mpu_sc.ioh = ipa->ipa_io[1].h;
    132 	} else
    133 		sc->sc_mpu_sc.iobase = 0;
    134 #endif
    135 
    136 	if (!sbmatch(sc)) {
    137 		printf("%s: sbmatch failed\n", sc->sc_dev.dv_xname);
    138 		return;
    139 	}
    140 
    141 	printf("%s: %s %s", sc->sc_dev.dv_xname, ipa->ipa_devident,
    142 	       ipa->ipa_devclass);
    143 
    144 	sbattach(sc);
    145 }
    146