sb_pnpbios.c revision 1.1
1/* $NetBSD: sb_pnpbios.c,v 1.1 1999/11/12 18:36:46 drochner 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 53int sb_pnpbios_match __P((struct device *, struct cfdata *, void *)); 54void sb_pnpbios_attach __P((struct device *, struct device *, void *)); 55 56struct cfattach sb_pnpbios_ca = { 57 sizeof(struct sbdsp_softc), sb_pnpbios_match, sb_pnpbios_attach 58}; 59 60int 61sb_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 74void 75sb_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%s", self->dv_xname); 105 106 if (!sbmatch(sc)) { 107 printf("%s: sbmatch failed\n", sc->sc_dev.dv_xname); 108 return; 109 } 110 111 sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_AUDIO, 112 sbdsp_intr, sc); 113 114 sbattach(sc); 115} 116 117