sys/arch/hp700/gsc/harmonyvar.h

   1 /*      $NetBSD: harmonyvar.h,v 1.3 2007/03/04 05:59:51 christos Exp $  */
   2
   3 /*      $OpenBSD: harmonyvar.h,v 1.8 2003/08/15 13:25:53 mickey Exp $   */
   4
   5 /*
   6  * Copyright (c) 2003 Jason L. Wright (jason@thought.net)
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  21  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  27  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #define HARMONY_PORT_INPUT_LVL          0
  32 #define HARMONY_PORT_INPUT_OV           1
  33 #define HARMONY_PORT_OUTPUT_LVL         2
  34 #define HARMONY_PORT_OUTPUT_GAIN        3
  35 #define HARMONY_PORT_MONITOR_LVL        4
  36 #define HARMONY_PORT_RECORD_SOURCE      5
  37 #define HARMONY_PORT_OUTPUT_SOURCE      6
  38 #define HARMONY_PORT_INPUT_CLASS        7
  39 #define HARMONY_PORT_OUTPUT_CLASS       8
  40 #define HARMONY_PORT_MONITOR_CLASS      9
  41 #define HARMONY_PORT_RECORD_CLASS       10
  42
  43 #define HARMONY_IN_MIC                  0
  44 #define HARMONY_IN_LINE                 1
  45
  46 #define HARMONY_OUT_LINE                0
  47 #define HARMONY_OUT_SPEAKER             1
  48 #define HARMONY_OUT_HEADPHONE           2
  49
  50 #define PLAYBACK_EMPTYS                 3       /* playback empty buffers */
  51 #define CAPTURE_EMPTYS                  3       /* capture empty buffers */
  52
  53 struct harmony_volume {
  54         u_char left, right;
  55 };
  56
  57 struct harmony_empty {
  58         uint8_t         playback[PLAYBACK_EMPTYS][HARMONY_BUFSIZE];
  59         uint8_t         capture[CAPTURE_EMPTYS][HARMONY_BUFSIZE];
  60 };
  61
  62 struct harmony_dma {
  63         struct harmony_dma *d_next;
  64         bus_dmamap_t d_map;
  65         bus_dma_segment_t d_seg;
  66         void *d_kva;
  67         size_t d_size;
  68 };
  69
  70 struct harmony_channel {
  71         struct harmony_dma *c_current;
  72         bus_size_t c_segsz;
  73         bus_size_t c_cnt;
  74         bus_size_t c_blksz;
  75         bus_addr_t c_lastaddr;
  76         void (*c_intr)(void *);
  77         void *c_intrarg;
  78         bus_addr_t c_theaddr;
  79 };
  80
  81 struct harmony_softc {
  82         device_t sc_dv;
  83         struct audio_device sc_audev;
  84
  85         bus_dma_tag_t sc_dmat;
  86         bus_space_tag_t sc_bt;
  87         bus_space_handle_t sc_bh;
  88         int sc_open;
  89         uint32_t sc_cntlbits;
  90         int sc_need_commit;
  91         int sc_playback_empty;
  92         bus_addr_t sc_playback_paddrs[PLAYBACK_EMPTYS];
  93         int sc_capture_empty;
  94         bus_addr_t sc_capture_paddrs[CAPTURE_EMPTYS];
  95         bus_dmamap_t sc_empty_map;
  96         bus_dma_segment_t sc_empty_seg;
  97         int sc_empty_rseg;
  98         struct harmony_empty *sc_empty_kva;
  99         struct harmony_dma *sc_dmas;
 100         int sc_playing, sc_capturing;
 101         struct harmony_channel sc_playback, sc_capture;
 102         struct harmony_volume sc_monitor_lvl, sc_input_lvl, sc_output_lvl;
 103         int sc_in_port, sc_out_port, sc_hasulinear8;
 104         int sc_micpreamp, sc_ov, sc_outputgain;
 105         int sc_teleshare;
 106
 107 #if NRND > 0
 108         rndsource_element_t sc_rnd_source;
 109         struct callout sc_acc_tmo;
 110         uint32_t sc_acc, sc_acc_num, sc_acc_cnt;
 111 #endif
 112 };
 113
 114 #define READ_REG(sc, reg)               \
 115     bus_space_read_4((sc)->sc_bt, (sc)->sc_bh, (reg))
 116 #define WRITE_REG(sc, reg, val)         \
 117     bus_space_write_4((sc)->sc_bt, (sc)->sc_bh, (reg), (val))
 118 #define SYNC_REG(sc, reg, flags)        \
 119     bus_space_barrier((sc)->sc_bt, (sc)->sc_bh, (reg), sizeof(uint32_t), \
 120         (flags))