sys/dev/isa/opl_ess.c

   1 /*      $NetBSD: opl_ess.c,v 1.15 2008/03/15 23:14:38 cube Exp $        */
   2
   3 /*-
   4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Lennart Augustsson.
   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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 __KERNEL_RCSID(0, "$NetBSD: opl_ess.c,v 1.15 2008/03/15 23:14:38 cube Exp $");
  34
  35 #include <sys/param.h>
  36 #include <sys/systm.h>
  37 #include <sys/kernel.h>
  38 #include <sys/errno.h>
  39 #include <sys/device.h>
  40 #include <sys/malloc.h>
  41 #include <sys/proc.h>
  42 #include <sys/conf.h>
  43 #include <sys/select.h>
  44 #include <sys/audioio.h>
  45 #include <sys/midiio.h>
  46
  47 #include <sys/bus.h>
  48
  49 #include <dev/audio_if.h>
  50 #include <dev/midi_if.h>
  51 #include <dev/ic/oplreg.h>
  52 #include <dev/ic/oplvar.h>
  53
  54 #include <dev/isa/isavar.h>
  55 #include <dev/isa/essvar.h>
  56
  57 extern int      ess_speaker_ctl(void *, int);
  58
  59 int     opl_ess_match(device_t, cfdata_t, void *);
  60 void    opl_ess_attach(device_t, device_t, void *);
  61
  62 CFATTACH_DECL_NEW(opl_ess, sizeof(struct opl_softc),
  63     opl_ess_match, opl_ess_attach, NULL, NULL);
  64
  65 int
  66 opl_ess_match(device_t parent, cfdata_t match, void *aux)
  67 {
  68         struct audio_attach_args *aa = (struct audio_attach_args *)aux;
  69         struct ess_softc *ssc = device_private(parent);
  70
  71         if (aa->type != AUDIODEV_TYPE_OPL)
  72                 return (0);
  73         return opl_match(ssc->sc_iot, ssc->sc_ioh, 0);
  74 }
  75
  76 void
  77 opl_ess_attach(device_t parent, device_t self, void *aux)
  78 {
  79         struct ess_softc *ssc = device_private(parent);
  80         struct opl_softc *sc = device_private(self);
  81
  82         sc->mididev.dev = self;
  83         sc->ioh = ssc->sc_ioh;
  84         sc->iot = ssc->sc_iot;
  85         sc->offs = 0;
  86         sc->spkrctl = ess_speaker_ctl;
  87         sc->spkrarg = ssc;
  88         strcpy(sc->syn.name, "ESS ");
  89
  90         opl_attach(sc);
  91 }