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ess_pnpbios.c revision 1.1 
      1 /*	$NetBSD: ess_pnpbios.c,v 1.1 2000/02/15 17:12:54 nathanw Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Nathan J. Williams.
      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/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/midi_if.h>
     52 #include <dev/mulaw.h>
     53 
     54 #include <dev/isa/isavar.h>
     55 #include <dev/isa/isadmavar.h>
     56 
     57 #include <i386/pnpbios/pnpbiosvar.h>
     58 
     59 #include <dev/isa/essreg.h>
     60 #include <dev/isa/essvar.h>
     61 
     62 int ess_pnpbios_match __P((struct device *, struct cfdata *, void *));
     63 void ess_pnpbios_attach __P((struct device *, struct device *, void *));
     64 
     65 struct cfattach ess_pnpbios_ca = {
     66 	sizeof(struct ess_softc), ess_pnpbios_match, ess_pnpbios_attach
     67 };
     68 
     69 int
     70 ess_pnpbios_match(parent, match, aux)
     71 	struct device *parent;
     72 	struct cfdata *match;
     73 	void *aux;
     74 {
     75 	struct pnpbiosdev_attach_args *aa = aux;
     76 
     77 	if (strcmp(aa->idstr, "ESS0104"))
     78 		return (0);
     79 
     80 	return (1);
     81 }
     82 
     83 void
     84 ess_pnpbios_attach(parent, self, aux)
     85 	struct device *parent, *self;
     86 	void *aux;
     87 {
     88 	struct ess_softc *sc = (void *)self;
     89 	struct pnpbiosdev_attach_args *aa = aux;
     90 
     91 	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
     92 		printf(": can't map i/o space\n");
     93 		return;
     94 	}
     95 
     96 	sc->sc_ic = aa->ic;
     97 
     98 	/* XXX These are only for setting chip configuration registers. */
     99 	pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);
    100 
    101 	sc->sc_audio1.ist = IST_EDGE;
    102 	sc->sc_audio2.ist = IST_EDGE;
    103 
    104 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_audio1.irq)) {
    105 		printf(": can't get IRQ\n");
    106 		return;
    107 	}
    108 
    109 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 1, &sc->sc_audio2.irq))
    110 		sc->sc_audio2.irq = -1;
    111 
    112 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_audio1.drq)) {
    113 		printf(": can't get DMA channel\n");
    114 		return;
    115 	}
    116 
    117 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_audio2.drq))
    118 		sc->sc_audio2.drq = -1;
    119 
    120 	printf("\n");
    121 	pnpbios_print_devres(self, aa);
    122 
    123 	printf("%s", self->dv_xname);
    124 
    125 	if (!essmatch(sc)) {
    126 		printf("%s: essmatch failed\n", sc->sc_dev.dv_xname);
    127 		/* XXX should probably use "pnpbios_io_unmap", but it doesn't exist. */
    128 		bus_space_unmap(sc->sc_iot, sc->sc_ioh, ESS_NPORT);
    129 		return;
    130 	}
    131 
    132 	essattach(sc);
    133 }
    134 
    135