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wss_isapnp.c revision 1.5 
      1 /*	$NetBSD: wss_isapnp.c,v 1.5 1998/11/25 22:17:07 augustss Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Lennart Augustsson (augustss (at) netbsd.org).
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <sys/param.h>
     40 #include <sys/systm.h>
     41 #include <sys/device.h>
     42 #include <sys/errno.h>
     43 
     44 #include <machine/bus.h>
     45 
     46 #include <sys/audioio.h>
     47 #include <dev/audio_if.h>
     48 
     49 #include <dev/isa/isavar.h>
     50 #include <dev/isa/isadmavar.h>
     51 
     52 #include <dev/isapnp/isapnpreg.h>
     53 #include <dev/isapnp/isapnpvar.h>
     54 #include <dev/isapnp/isapnpdevs.h>
     55 
     56 #include <dev/isa/ad1848var.h>
     57 #include <dev/isa/madreg.h>
     58 #include <dev/isa/wssreg.h>
     59 #include <dev/isa/wssvar.h>
     60 
     61 int	wss_isapnp_match __P((struct device *, struct cfdata *, void *));
     62 void	wss_isapnp_attach __P((struct device *, struct device *, void *));
     63 
     64 struct cfattach wss_isapnp_ca = {
     65 	sizeof(struct wss_softc), wss_isapnp_match, wss_isapnp_attach
     66 };
     67 
     68 
     69 /*
     70  * Probe / attach routines.
     71  */
     72 
     73 /*
     74  * Probe for the WSS hardware.
     75  */
     76 int
     77 wss_isapnp_match(parent, match, aux)
     78 	struct device *parent;
     79 	struct cfdata *match;
     80 	void *aux;
     81 {
     82 	return isapnp_devmatch(aux, &isapnp_wss_devinfo);
     83 }
     84 
     85 
     86 
     87 /*
     88  * Attach hardware to driver, attach hardware driver to audio
     89  * pseudo-device driver.
     90  */
     91 void
     92 wss_isapnp_attach(parent, self, aux)
     93 	struct device *parent, *self;
     94 	void *aux;
     95 {
     96 	struct wss_softc *sc = (struct wss_softc *)self;
     97 	struct ad1848_softc *ac = &sc->sc_ad1848.sc_ad1848;
     98 	struct isapnp_attach_args *ipa = aux;
     99 
    100 	printf("\n");
    101 
    102 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
    103 		printf("%s: error in region allocation\n",
    104 		       ac->sc_dev.dv_xname);
    105 		return;
    106 	}
    107 
    108 	sc->sc_iot = ipa->ipa_iot;
    109         sc->sc_ioh = ipa->ipa_io[0].h;
    110 
    111         sc->mad_chip_type = MAD_NONE;
    112 
    113 	/* Set up AD1848 I/O handle. */
    114 	ac->sc_iot = ipa->ipa_iot;
    115 	ac->sc_ioh = sc->sc_ioh;
    116 	ac->mode = 2;
    117 
    118 	sc->sc_ad1848.sc_ic  = ipa->ipa_ic;
    119 	sc->sc_ad1848.sc_iooffs = 0;
    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_isa_probe(&sc->sc_ad1848)) {
    128 		printf("%s: ad1848_probe failed\n", ac->sc_dev.dv_xname);
    129 		return;
    130 	}
    131 
    132 	printf("%s: %s %s", ac->sc_dev.dv_xname, ipa->ipa_devident,
    133 	       ipa->ipa_devclass);
    134 
    135 	wssattach(sc);
    136 }
    137