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ess_pnpbios.c revision 1.16 
      1 /*	$NetBSD: ess_pnpbios.c,v 1.16 2008/04/04 22:18:05 cegger 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/cdefs.h>
     40 __KERNEL_RCSID(0, "$NetBSD: ess_pnpbios.c,v 1.16 2008/04/04 22:18:05 cegger Exp $");
     41 
     42 #include <sys/param.h>
     43 #include <sys/systm.h>
     44 #include <sys/errno.h>
     45 #include <sys/ioctl.h>
     46 #include <sys/syslog.h>
     47 #include <sys/device.h>
     48 #include <sys/proc.h>
     49 
     50 #include <machine/bus.h>
     51 
     52 #include <sys/audioio.h>
     53 #include <dev/audio_if.h>
     54 #include <dev/midi_if.h>
     55 #include <dev/mulaw.h>
     56 
     57 #include <dev/isa/isavar.h>
     58 #include <dev/isa/isadmavar.h>
     59 
     60 #include <i386/pnpbios/pnpbiosvar.h>
     61 
     62 #include <dev/isa/essreg.h>
     63 #include <dev/isa/essvar.h>
     64 
     65 int ess_pnpbios_match(struct device *, struct cfdata *, void *);
     66 void ess_pnpbios_attach(struct device *, struct device *, void *);
     67 
     68 CFATTACH_DECL(ess_pnpbios, sizeof(struct ess_softc),
     69     ess_pnpbios_match, ess_pnpbios_attach, NULL, NULL);
     70 
     71 int
     72 ess_pnpbios_match(struct device *parent, struct cfdata *match,
     73     void *aux)
     74 {
     75 	struct pnpbiosdev_attach_args *aa = aux;
     76 
     77 	if (strcmp(aa->idstr, "ESS0104") && /* 1788 */
     78 	    strcmp(aa->idstr, "ESS0114") && /* 1788 */
     79 	    strcmp(aa->idstr, "CPQAE27") && /* 1788 */
     80 	    strcmp(aa->idstr, "ESS1869") && /* 1869 */
     81 	    strcmp(aa->idstr, "CPQB0AB") && /* 1869 */
     82 	    strcmp(aa->idstr, "CPQB0AC") && /* 1869 */
     83 	    strcmp(aa->idstr, "CPQB0AD") && /* 1869 */
     84 	    strcmp(aa->idstr, "CPQB0F1") && /* 1869 */
     85 	    strcmp(aa->idstr, "ESS1879"))   /* 1879 */
     86 		return (0);
     87 
     88 	return (1);
     89 }
     90 
     91 void
     92 ess_pnpbios_attach(struct device *parent, struct device *self,
     93     void *aux)
     94 {
     95 	struct ess_softc *sc = (void *)self;
     96 	struct pnpbiosdev_attach_args *aa = aux;
     97 
     98 	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
     99 		printf(": can't map i/o space\n");
    100 		return;
    101 	}
    102 
    103 	sc->sc_ic = aa->ic;
    104 
    105 	/* XXX These are only for setting chip configuration registers. */
    106 	pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);
    107 
    108 	sc->sc_audio1.ist = IST_EDGE;
    109 	sc->sc_audio2.ist = IST_EDGE;
    110 
    111 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_audio1.irq,
    112 	    NULL)) {
    113 		printf(": can't get IRQ\n");
    114 		return;
    115 	}
    116 
    117 	if (pnpbios_getirqnum(aa->pbt, aa->resc, 1, &sc->sc_audio2.irq,
    118 	    NULL))
    119 		sc->sc_audio2.irq = -1;
    120 
    121 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_audio1.drq)) {
    122 		printf(": can't get DMA channel\n");
    123 		return;
    124 	}
    125 
    126 	if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_audio2.drq))
    127 		sc->sc_audio2.drq = -1;
    128 
    129 	printf("\n");
    130 	pnpbios_print_devres(self, aa);
    131 
    132 	printf("%s", device_xname(self));
    133 
    134 	if (!essmatch(sc)) {
    135 		aprint_error_dev(&sc->sc_dev, "essmatch failed\n");
    136 		pnpbios_io_unmap(aa->pbt, aa->resc, 0, sc->sc_iot, sc->sc_ioh);
    137 		return;
    138 	}
    139 
    140 	essattach(sc, 0);
    141 }
    142