sys/dev/pci/autrivar.h

   1 /*      $NetBSD: autrivar.h,v 1.3 2007/03/04 06:02:16 christos Exp $    */
   2
   3 /*
   4  * Copyright (c) 2001 SOMEYA Yoshihiko and KUROSAWA Takahiro.
   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  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #ifndef _DEV_PCI_AUTRIVAR_H_
  29 #define _DEV_PCI_AUTRIVAR_H_
  30
  31 /*
  32  * softc
  33  */
  34 struct autri_dma {
  35         bus_dmamap_t            map;
  36         void *                  addr;           /* VA */
  37         bus_dma_segment_t       segs[1];
  38         int                     nsegs;
  39         size_t                  size;
  40         struct autri_dma        *next;
  41 };
  42
  43 struct autri_codec_softc {
  44         struct device           sc_dev;         /* base device */
  45         struct autri_softc      *sc;
  46         int                     id;
  47         int                     status_data;
  48         int                     status_addr;
  49         struct ac97_host_if     host_if;
  50         struct ac97_codec_if    *codec_if;
  51 };
  52
  53 struct autri_chstatus {
  54         void            (*intr)(void *); /* rint/pint */
  55         void            *intr_arg;      /* arg for intr */
  56         u_int           offset;         /* filled up to here */
  57         u_int           blksize;
  58         u_int           factor;         /* byte per sample */
  59         u_int           length;         /* ring buffer length */
  60         struct autri_dma *dma;          /* DMA handle for ring buf */
  61
  62         int             ch;
  63         int             ch_intr;
  64 #if 0
  65         u_int           csoint;
  66         u_int           count;
  67 #endif
  68 };
  69
  70 struct autri_softc {
  71         struct device           sc_dev;         /* base device */
  72         pci_chipset_tag_t       sc_pc;
  73         pcitag_t                sc_pt;
  74         pcireg_t                sc_devid;
  75         void                    *sc_ih;         /* interrupt vectoring */
  76         bus_space_tag_t         memt;
  77         bus_space_handle_t      memh;
  78         bus_space_tag_t         iot;
  79         bus_space_handle_t      ioh;
  80         bus_dma_tag_t           sc_dmatag;      /* DMA tag */
  81         u_int                   sc_flags;
  82
  83         struct autri_codec_softc sc_codec;
  84         struct autri_dma        *sc_dmas;       /* List of DMA handles */
  85
  86         u_int32_t               sc_class;
  87         int                     sc_revision;
  88
  89         /*
  90          * Play/record status
  91          */
  92         struct autri_chstatus   sc_play, sc_rec;
  93
  94 #if NMIDI > 0
  95         void    (*sc_iintr)(void *, int);       /* midi input ready handler */
  96         void    (*sc_ointr)(void *);            /* midi output ready handler */
  97         void    *sc_arg;
  98 #endif
  99
 100 };
 101
 102 #endif /* _DEV_PCI_AUTRIVAR_H_ */
 103