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      1 /*	$NetBSD: ym_isapnp.c,v 1.26 2019/05/08 13:40:18 isaki Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1991-1993 Regents of the University of California.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the Computer Systems
     18  *	Engineering Group at Lawrence Berkeley Laboratory.
     19  * 4. Neither the name of the University nor of the Laboratory may be used
     20  *    to endorse or promote products derived from this software without
     21  *    specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  */
     36 
     37 /*
     38  *  Driver for the Yamaha OPL3-SA3 chipset. This is found on many laptops
     39  *  and Pentium (II) motherboards.
     40  *
     41  *  Original code from OpenBSD.
     42  */
     43 
     44 #include <sys/cdefs.h>
     45 __KERNEL_RCSID(0, "$NetBSD: ym_isapnp.c,v 1.26 2019/05/08 13:40:18 isaki Exp $");
     46 
     47 #include "mpu_ym.h"
     48 
     49 #include <sys/param.h>
     50 #include <sys/systm.h>
     51 #include <sys/device.h>
     52 #include <sys/errno.h>
     53 
     54 #include <sys/audioio.h>
     55 #include <dev/audio/audio_if.h>
     56 
     57 #include <dev/isa/isavar.h>
     58 #include <dev/isa/isadmavar.h>
     59 
     60 #include <dev/isapnp/isapnpreg.h>
     61 #include <dev/isapnp/isapnpvar.h>
     62 #include <dev/isapnp/isapnpdevs.h>
     63 
     64 #include <dev/ic/ad1848reg.h>
     65 #include <dev/isa/ad1848var.h>
     66 
     67 #include <dev/ic/cs4231reg.h>
     68 #include <dev/isa/cs4231var.h>
     69 
     70 #include <dev/ic/opl3sa3reg.h>
     71 #include <dev/isa/wssreg.h>
     72 #include <dev/isa/ymvar.h>
     73 
     74 int	ym_isapnp_match(device_t, cfdata_t, void *);
     75 void	ym_isapnp_attach(device_t, device_t, void *);
     76 
     77 CFATTACH_DECL_NEW(ym_isapnp, sizeof(struct ym_softc),
     78     ym_isapnp_match, ym_isapnp_attach, NULL, NULL);
     79 
     80 /*
     81  * Probe / attach routines.
     82  */
     83 
     84 /*
     85  * Probe for the Yamaha hardware.
     86  */
     87 int
     88 ym_isapnp_match(device_t parent, cfdata_t match, void *aux)
     89 {
     90 	int pri, variant;
     91 
     92 	pri = isapnp_devmatch(aux, &isapnp_ym_devinfo, &variant);
     93 	if (pri && variant > 0)
     94 		pri = 0;
     95 	return pri;
     96 }
     97 
     98 /*
     99  * Attach hardware to driver, attach hardware driver to audio
    100  * pseudo-device driver.
    101  */
    102 void
    103 ym_isapnp_attach(device_t parent, device_t self, void *aux)
    104 {
    105 	struct ym_softc *sc;
    106 	struct ad1848_softc *ac;
    107 	struct isapnp_attach_args *ipa;
    108 
    109 	sc = device_private(self);
    110 	ac = &sc->sc_ad1848.sc_ad1848;
    111 	ac->sc_dev = self;
    112 	ipa = aux;
    113 	printf("\n");
    114 
    115 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
    116 		aprint_error_dev(self, "error in region allocation\n");
    117 		return;
    118 	}
    119 
    120 	sc->sc_iot = ipa->ipa_iot;
    121 	sc->sc_ic = ipa->ipa_ic;
    122 	sc->sc_ioh = ipa->ipa_io[1].h;
    123 
    124 	sc->ym_irq = ipa->ipa_irq[0].num;
    125 	sc->ym_playdrq = ipa->ipa_drq[0].num;
    126 	sc->ym_recdrq = ipa->ipa_drq[1].num;
    127 
    128 	sc->sc_sb_ioh = ipa->ipa_io[0].h;
    129 	sc->sc_opl_ioh = ipa->ipa_io[2].h;
    130 #if NMPU_YM > 0
    131 	sc->sc_mpu_ioh = ipa->ipa_io[3].h;
    132 #endif
    133 	sc->sc_controlioh = ipa->ipa_io[4].h;
    134 
    135 	ac->sc_iot = sc->sc_iot;
    136 	if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, AD1848_NPORT,
    137 	    &ac->sc_ioh)) {
    138 		aprint_error_dev(self, "bus_space_subregion failed\n");
    139 		return;
    140 	}
    141 	ac->mode = 2;
    142 	ac->MCE_bit = MODE_CHANGE_ENABLE;
    143 
    144 	sc->sc_ad1848.sc_ic  = sc->sc_ic;
    145 
    146 	printf("%s: %s %s", device_xname(self), ipa->ipa_devident,
    147 	    ipa->ipa_devclass);
    148 
    149 	ym_attach(sc);
    150 }
    151