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sb_pnpbios.c revision 1.2 
      1 /* $NetBSD: sb_pnpbios.c,v 1.2 1999/11/14 02:15:51 thorpej Exp $ */
      2 /*
      3  * Copyright (c) 1999
      4  * 	Matthias Drochner.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions, and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/param.h>
     29 #include <sys/systm.h>
     30 #include <sys/errno.h>
     31 #include <sys/ioctl.h>
     32 #include <sys/syslog.h>
     33 #include <sys/device.h>
     34 #include <sys/proc.h>
     35 
     36 #include <machine/bus.h>
     37 
     38 #include <sys/audioio.h>
     39 #include <dev/audio_if.h>
     40 #include <dev/midi_if.h>
     41 #include <dev/mulaw.h>
     42 
     43 #include <dev/isa/isavar.h>
     44 #include <dev/isa/isadmavar.h>
     45 
     46 #include <i386/pnpbios/pnpbiosvar.h>
     47 
     48 #include <dev/isa/sbreg.h>
     49 #include <dev/isa/sbvar.h>
     50 
     51 #include <dev/isa/sbdspvar.h>
     52 
     53 int sb_pnpbios_match __P((struct device *, struct cfdata *, void *));
     54 void sb_pnpbios_attach __P((struct device *, struct device *, void *));
     55 
     56 struct cfattach sb_pnpbios_ca = {
     57 	sizeof(struct sbdsp_softc), sb_pnpbios_match, sb_pnpbios_attach
     58 };
     59 
     60 int
     61 sb_pnpbios_match(parent, match, aux)
     62 	struct device *parent;
     63 	struct cfdata *match;
     64 	void *aux;
     65 {
     66 	struct pnpbiosdev_attach_args *aa = aux;
     67 
     68 	if (strcmp(aa->idstr, "NMX2210"))
     69 		return (0);
     70 
     71 	return (1);
     72 }
     73 
     74 void
     75 sb_pnpbios_attach(parent, self, aux)
     76 	struct device *parent, *self;
     77 	void *aux;
     78 {
     79 	struct sbdsp_softc *sc = (void *)self;
     80 	struct pnpbiosdev_attach_args *aa = aux;
     81 
     82 	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
     83 		printf(": can't map i/o space\n");
     84 		return;
     85 	}
     86 
     87 	sc->sc_ic = aa->ic;
     88 
     89 	/* XXX These are only for setting chip configuration registers. */
     90 	pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);
     91 
     92 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_irq)) {
     93 		printf(": can't get IRQ\n");
     94 		return;
     95 	}
     96 
     97 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_drq8)) {
     98 		printf(": can't get DMA channel\n");
     99 		return;
    100 	}
    101 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_drq16))
    102 		sc->sc_drq16 = -1;
    103 
    104 	printf("\n");
    105 	pnpbios_print_devres(self, aa);
    106 
    107 	printf("%s", self->dv_xname);
    108 
    109 	if (!sbmatch(sc)) {
    110 		printf("%s: sbmatch failed\n", sc->sc_dev.dv_xname);
    111 		return;
    112 	}
    113 
    114 	sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_AUDIO,
    115 					   sbdsp_intr, sc);
    116 
    117 	sbattach(sc);
    118 }
    119