1 /* $NetBSD: sb_pnpbios.c,v 1.5 2001/11/15 07:03:35 lukem 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/cdefs.h> 29 __KERNEL_RCSID(0, "$NetBSD: sb_pnpbios.c,v 1.5 2001/11/15 07:03:35 lukem Exp $"); 30 31 #include <sys/param.h> 32 #include <sys/systm.h> 33 #include <sys/errno.h> 34 #include <sys/ioctl.h> 35 #include <sys/syslog.h> 36 #include <sys/device.h> 37 #include <sys/proc.h> 38 39 #include <machine/bus.h> 40 41 #include <sys/audioio.h> 42 #include <dev/audio_if.h> 43 #include <dev/midi_if.h> 44 #include <dev/mulaw.h> 45 46 #include <dev/isa/isavar.h> 47 #include <dev/isa/isadmavar.h> 48 49 #include <i386/pnpbios/pnpbiosvar.h> 50 51 #include <dev/isa/sbreg.h> 52 #include <dev/isa/sbvar.h> 53 54 #include <dev/isa/sbdspvar.h> 55 56 int sb_pnpbios_match __P((struct device *, struct cfdata *, void *)); 57 void sb_pnpbios_attach __P((struct device *, struct device *, void *)); 58 59 struct cfattach sb_pnpbios_ca = { 60 sizeof(struct sbdsp_softc), sb_pnpbios_match, sb_pnpbios_attach 61 }; 62 63 int 64 sb_pnpbios_match(parent, match, aux) 65 struct device *parent; 66 struct cfdata *match; 67 void *aux; 68 { 69 struct pnpbiosdev_attach_args *aa = aux; 70 71 if (strcmp(aa->idstr, "NMX2210") && 72 strcmp(aa->idstr, "CRX0002")) /* Cyrix XpressAudio */ 73 return (0); 74 75 return (1); 76 } 77 78 void 79 sb_pnpbios_attach(parent, self, aux) 80 struct device *parent, *self; 81 void *aux; 82 { 83 struct sbdsp_softc *sc = (void *)self; 84 struct pnpbiosdev_attach_args *aa = aux; 85 86 if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) { 87 printf(": can't map i/o space\n"); 88 return; 89 } 90 91 sc->sc_ic = aa->ic; 92 93 /* XXX These are only for setting chip configuration registers. */ 94 pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase); 95 96 if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_irq, 97 NULL)) { 98 printf(": can't get IRQ\n"); 99 return; 100 } 101 102 if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_drq8)) { 103 printf(": can't get DMA channel\n"); 104 return; 105 } 106 if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_drq16)) 107 sc->sc_drq16 = -1; 108 109 printf("\n"); 110 pnpbios_print_devres(self, aa); 111 112 printf("%s", self->dv_xname); 113 114 if (!sbmatch(sc)) { 115 printf("%s: sbmatch failed\n", sc->sc_dev.dv_xname); 116 return; 117 } 118 119 sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_AUDIO, 120 sbdsp_intr, sc); 121 122 sbattach(sc); 123 } 124