sys/dev/isa/ad1848var.h

   1 /*      $NetBSD: ad1848var.h,v 1.42 2005/12/11 12:22:02 christos 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 Ken Hornstein and John Kohl.
   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  * Copyright (c) 1994 John Brezak
  33  * Copyright (c) 1991-1993 Regents of the University of California.
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions and the following disclaimer.
  41  * 2. Redistributions in binary form must reproduce the above copyright
  42  *    notice, this list of conditions and the following disclaimer in the
  43  *    documentation and/or other materials provided with the distribution.
  44  * 3. All advertising materials mentioning features or use of this software
  45  *    must display the following acknowledgement:
  46  *      This product includes software developed by the Computer Systems
  47  *      Engineering Group at Lawrence Berkeley Laboratory.
  48  * 4. Neither the name of the University nor of the Laboratory may be used
  49  *    to endorse or promote products derived from this software without
  50  *    specific prior written permission.
  51  *
  52  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  53  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  54  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  55  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  56  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  57  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  58  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  59  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  60  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  61  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  62  * SUCH DAMAGE.
  63  *
  64  */
  65
  66 #define AD1848_NPORT    4
  67
  68 #include <dev/ic/ad1848var.h>
  69
  70 struct ad1848_isa_softc {
  71         struct  ad1848_softc sc_ad1848; /* AD1848 device */
  72         void    *sc_ih;                 /* interrupt vectoring */
  73         isa_chipset_tag_t sc_ic;        /* ISA chipset info */
  74
  75         char    sc_playrun;             /* running in continuous mode */
  76         char    sc_recrun;              /* running in continuous mode */
  77
  78         int     sc_irq;                 /* interrupt */
  79         int     sc_playdrq;             /* playback DMA */
  80         bus_size_t sc_play_maxsize;     /* playback DMA size */
  81         int     sc_recdrq;              /* record/capture DMA */
  82         bus_size_t sc_rec_maxsize;      /* record/capture DMA size */
  83
  84         u_long  sc_interrupts;          /* number of interrupts taken */
  85         void    (*sc_pintr)(void *);    /* play DMA completion intr handler */
  86         void    *sc_parg;               /* arg for sc_pintr() */
  87         void    (*sc_rintr)(void *);    /* rec. DMA completion intr handler */
  88         void    *sc_rarg;               /* arg for sc_rintr() */
  89
  90         /* Only used by gus XXX */
  91         int     sc_iobase;
  92
  93 #ifndef AUDIO_NO_POWER_CTL
  94         int     (*powerctl)(void *, int);
  95         void    *powerarg;
  96 #endif
  97 };
  98
  99 #ifdef _KERNEL
 100 int     ad1848_isa_mapprobe(struct ad1848_isa_softc *, int);
 101 int     ad1848_isa_probe(struct ad1848_isa_softc *);
 102 void    ad1848_isa_unmap(struct ad1848_isa_softc *);
 103 void    ad1848_isa_attach(struct ad1848_isa_softc *);
 104
 105 int     ad1848_isa_open(void *, int);
 106 void    ad1848_isa_close(void *);
 107
 108 int     ad1848_isa_trigger_output(void *, void *, void *, int,
 109             void (*)(void *), void *, const audio_params_t *);
 110 int     ad1848_isa_trigger_input(void *, void *, void *, int,
 111             void (*)(void *), void *, const audio_params_t *);
 112 int     ad1848_isa_halt_output(void *);
 113 int     ad1848_isa_halt_input(void *);
 114
 115 int     ad1848_isa_intr(void *);
 116
 117 void   *ad1848_isa_malloc(void *, int, size_t, struct malloc_type *, int);
 118 void    ad1848_isa_free(void *, void *, struct malloc_type *);
 119 size_t  ad1848_isa_round_buffersize(void *, int, size_t);
 120 paddr_t ad1848_isa_mappage(void *, void *, off_t, int);
 121 int     ad1848_isa_get_props(void *);
 122 #endif