sys/arch/x68k/dev/vsvar.h

   1 /*      $NetBSD: vsvar.h,v 1.8 2007/03/04 06:01:07 christos Exp $       */
   2
   3 /*
   4  * Copyright (c) 2001 Tetsuya Isaki. All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. The name of the author may not be used to endorse or promote products
  15  *    derived from this software without specific prior written permission
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  22  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  24  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 /*
  31  * OKI MSM6258V ADPCM voice synthesizer device driver.
  32  */
  33
  34 #define VS_ADDR         (0xe92000)
  35 #define VS_DMA          (3)
  36 #define VS_DMAINTR      (0x6a)
  37
  38 /* XXX: PPI should be defined elsewhere */
  39 #define PPI_ADDR                (0x00e9a000)
  40 #define PPI_MAPSIZE             (0x00002000)
  41 #define PPI_PORTA               0
  42 #define PPI_PORTB               1
  43 #define PPI_PORTC               2
  44 #define PPI_CTRL                3
  45
  46 #define VS_RATE_15K     (15625)
  47 #define VS_RATE_10K     (10417)
  48 #define VS_RATE_7K       (7813)
  49 #define VS_RATE_5K       (5208)
  50 #define VS_RATE_3K       (3906)
  51
  52 #define VS_SRATE_1024   (0x00)
  53 #define VS_SRATE_768    (0x04)
  54 #define VS_SRATE_512    (0x08)
  55
  56 #define VS_PANOUT_LR    (0x00)
  57 #define VS_PANOUT_R     (0x01)
  58 #define VS_PANOUT_L     (0x02)
  59 #define VS_PANOUT_OFF   (0x03)
  60
  61 #define VS_MAX_BUFSIZE  (65536*4) /* XXX: enough? */
  62
  63 /* XXX: msm6258vreg.h */
  64 #define MSM6258_STAT    0
  65 #define MSM6258_DATA    1
  66
  67 struct vs_dma {
  68         bus_dma_tag_t           vd_dmat;
  69         bus_dmamap_t            vd_map;
  70         void *                  vd_addr;
  71         bus_dma_segment_t       vd_segs[1];
  72         int                     vd_nsegs;
  73         size_t                  vd_size;
  74         struct vs_dma           *vd_next;
  75 };
  76 #define KVADDR(dma)     ((void *)(dma)->vd_addr)
  77 #define DMAADDR(dma)    ((dma)->vd_map->dm_segs[0].ds_addr)
  78
  79 struct vs_softc {
  80         device_t sc_dev;
  81
  82         bus_space_tag_t sc_iot;
  83         bus_space_handle_t sc_ioh;
  84         bus_space_handle_t sc_ppi; /* XXX */
  85         uint8_t *sc_addr;
  86
  87         bus_dma_tag_t sc_dmat;
  88         struct dmac_channel_stat *sc_dma_ch;
  89         struct vs_dma *sc_dmas;
  90
  91         struct {
  92                 struct dmac_dma_xfer *xfer;
  93                 int prate, rrate;
  94                 int bufsize, blksize;
  95                 int dmap;
  96         } sc_current;
  97
  98         const struct audio_hw_if *sc_hw_if;
  99
 100         void (*sc_pintr)(void *);
 101         void (*sc_rintr)(void *);
 102         void *sc_parg;
 103         void *sc_rarg;
 104 };