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wss_isapnp.c revision 1.2 
      1 /*	$NetBSD: wss_isapnp.c,v 1.2 1998/07/23 19:30:46 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Author: Lennart Augustsson
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *        This product includes software developed by the NetBSD
     20  *        Foundation, Inc. and its contributors.
     21  * 4. Neither the name of The NetBSD Foundation nor the names of its
     22  *    contributors may be used to endorse or promote products derived
     23  *    from this software without specific prior written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  * POSSIBILITY OF SUCH DAMAGE.
     36  */
     37 
     38 #include <sys/param.h>
     39 #include <sys/systm.h>
     40 #include <sys/errno.h>
     41 #include <sys/ioctl.h>
     42 #include <sys/syslog.h>
     43 #include <sys/device.h>
     44 #include <sys/proc.h>
     45 
     46 #include <machine/bus.h>
     47 
     48 #include <sys/audioio.h>
     49 #include <dev/audio_if.h>
     50 
     51 #include <dev/isa/isavar.h>
     52 #include <dev/isa/isadmavar.h>
     53 
     54 #include <dev/isapnp/isapnpreg.h>
     55 #include <dev/isapnp/isapnpvar.h>
     56 #include <dev/isapnp/isapnpdevs.h>
     57 
     58 #include <dev/isa/ad1848var.h>
     59 #include <dev/isa/madreg.h>
     60 #include <dev/isa/wssreg.h>
     61 #include <dev/isa/wssvar.h>
     62 
     63 int	wss_isapnp_match __P((struct device *, struct cfdata *, void *));
     64 void	wss_isapnp_attach __P((struct device *, struct device *, void *));
     65 
     66 struct cfattach wss_isapnp_ca = {
     67 	sizeof(struct wss_softc), wss_isapnp_match, wss_isapnp_attach
     68 };
     69 
     70 
     71 /*
     72  * Probe / attach routines.
     73  */
     74 
     75 /*
     76  * Probe for the WSS hardware.
     77  */
     78 int
     79 wss_isapnp_match(parent, match, aux)
     80 	struct device *parent;
     81 	struct cfdata *match;
     82 	void *aux;
     83 {
     84 	return isapnp_devmatch(aux, &isapnp_wss_dev);
     85 }
     86 
     87 
     88 
     89 /*
     90  * Attach hardware to driver, attach hardware driver to audio
     91  * pseudo-device driver.
     92  */
     93 void
     94 wss_isapnp_attach(parent, self, aux)
     95 	struct device *parent, *self;
     96 	void *aux;
     97 {
     98 	struct wss_softc *sc = (struct wss_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[1].h;
    111 
    112         sc->mad_chip_type = MAD_NONE;
    113 
    114 	/* Set up AD1848 I/O handle. */
    115 	sc->sc_ad1848.sc_ic  = ipa->ipa_ic;
    116 	sc->sc_ad1848.sc_iot = ipa->ipa_iot;
    117 	sc->sc_ad1848.sc_ioh = sc->sc_ioh;
    118 	sc->sc_ad1848.sc_iooffs = WSS_CODEC;
    119 	sc->sc_ad1848.mode = 2;
    120 
    121         sc->wss_ic  = ipa->ipa_ic;
    122 	sc->wss_irq = ipa->ipa_irq[0].num;
    123 	sc->wss_drq = ipa->ipa_drq[0].num;
    124 	sc->wss_recdrq =
    125 		ipa->ipa_ndrq > 1 ? ipa->ipa_drq[1].num : ipa->ipa_drq[0].num;
    126 
    127 	if (!ad1848_probe(&sc->sc_ad1848)) {
    128 		printf("%s: ad1848_probe failed\n", sc->sc_dev.dv_xname);
    129 		return;
    130 	}
    131 
    132 	printf("%s: %s %s", sc->sc_dev.dv_xname, ipa->ipa_devident,
    133 	       ipa->ipa_devclass);
    134 
    135 	wssattach(sc);
    136 }
    137