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wss_pnpbios.c revision 1.2 
      1 /* $NetBSD: wss_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 
     41 #include <dev/isa/isavar.h>
     42 #include <dev/isa/isadmavar.h>
     43 
     44 #include <i386/pnpbios/pnpbiosvar.h>
     45 
     46 #include <dev/isa/ad1848var.h>
     47 #include <dev/isa/wssreg.h>
     48 #include <dev/isa/wssvar.h>
     49 
     50 int wss_pnpbios_match __P((struct device *, struct cfdata *, void *));
     51 void wss_pnpbios_attach __P((struct device *, struct device *, void *));
     52 
     53 struct cfattach wss_pnpbios_ca = {
     54 	sizeof(struct wss_softc), wss_pnpbios_match, wss_pnpbios_attach
     55 };
     56 
     57 int
     58 wss_pnpbios_match(parent, match, aux)
     59 	struct device *parent;
     60 	struct cfdata *match;
     61 	void *aux;
     62 {
     63 	struct pnpbiosdev_attach_args *aa = aux;
     64 
     65 	if (strcmp(aa->idstr, "NMX2210"))
     66 		return (0);
     67 
     68 	return (2); /* beat sb */
     69 }
     70 
     71 void
     72 wss_pnpbios_attach(parent, self, aux)
     73 	struct device *parent, *self;
     74 	void *aux;
     75 {
     76 	struct wss_softc *sc = (void *)self;
     77 	struct pnpbiosdev_attach_args *aa = aux;
     78 	struct audio_attach_args arg;
     79 #if 0
     80 	static u_char interrupt_bits[12] = {
     81 		-1, -1, -1, -1, -1, -1, -1, 0x08, -1, 0x10, 0x18, 0x20
     82 	};
     83 	static u_char dma_bits[4] = {1, 2, 0, 3};
     84 #endif
     85 
     86 	if (pnpbios_io_map(aa->pbt, aa->resc, 1, &sc->sc_iot, &sc->sc_ioh)) {
     87 		printf(": can't map i/o space\n");
     88 		return;
     89 	}
     90 	if (pnpbios_io_map(aa->pbt, aa->resc, 2, &sc->sc_iot, &sc->sc_opl_ioh)) {
     91 		printf(": can't map i/o space\n");
     92 		return;
     93 	}
     94 
     95 	sc->wss_ic = aa->ic;
     96 
     97 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->wss_irq)) {
     98 		printf(": can't get IRQ\n");
     99 		return;
    100 	}
    101 
    102 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->wss_playdrq)) {
    103 		printf(": can't get DMA channel\n");
    104 		return;
    105 	}
    106 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->wss_recdrq))
    107 		sc->wss_recdrq = -1;
    108 
    109 	sc->sc_ad1848.sc_ad1848.sc_iot = sc->sc_iot;
    110 	bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, 4,
    111 			    &sc->sc_ad1848.sc_ad1848.sc_ioh);
    112 
    113 	printf("\n");
    114 	pnpbios_print_devres(self, aa);
    115 
    116 	printf("%s", self->dv_xname);
    117 
    118 	if (!ad1848_isa_probe(&sc->sc_ad1848)) {
    119 		printf("%s: ad1848 probe failed\n", self->dv_xname);
    120 		return;
    121 	}
    122 
    123 	wssattach(sc);
    124 #if 0
    125 	/* XXX recdrq */
    126 	bus_space_write_1(sc->sc_iot, sc->sc_ioh, WSS_CONFIG,
    127 		      (interrupt_bits[sc->wss_irq] | dma_bits[sc->wss_playdrq]));
    128 #endif
    129 	arg.type = AUDIODEV_TYPE_OPL;
    130 	arg.hwif = 0;
    131 	arg.hdl = 0;
    132 	(void)config_found(self, &arg, audioprint);
    133 }
    134 
    135