root/drivers/sound/dev_table.h

/* */

INCLUDED FROM

   1 /*
   2  *      dev_table.h
   3  *
   4  *      Global definitions for device call tables
   5  * 
   6  * Copyright by Hannu Savolainen 1993
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, 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 
  32 #ifndef _DEV_TABLE_H_
  33 #define _DEV_TABLE_H_
  34 
  35 /*
  36  *      NOTE!   NOTE!   NOTE!   NOTE!
  37  *
  38  *      If you modify this file, please check the dev_table.c also.
  39  *
  40  *      NOTE!   NOTE!   NOTE!   NOTE!
  41  */
  42 
  43 struct driver_info {
  44         int card_type;  /*      From soundcard.h        */
  45         char *name;
  46         long (*attach) (long mem_start, struct address_info *hw_config);
  47         int (*probe) (struct address_info *hw_config);
  48 };
  49 
  50 struct card_info {
  51         int card_type;  /* Link (search key) to the driver list */
  52         struct address_info config;
  53         int enabled;
  54 };
  55 
  56 /*
  57  * Device specific parameters (used only by dmabuf.c)
  58  */
  59 #define MAX_SUB_BUFFERS         (32*MAX_REALTIME_FACTOR)
  60 
  61 #define DMODE_NONE              0
  62 #define DMODE_OUTPUT            1
  63 #define DMODE_INPUT             2
  64 
  65 struct dma_buffparms {
  66         int      dma_mode;      /* DMODE_INPUT, DMODE_OUTPUT or DMODE_NONE */
  67 
  68         /*
  69          * Pointers to raw buffers
  70          */
  71 
  72         char     *raw_buf[DSP_BUFFCOUNT];
  73         unsigned long   raw_buf_phys[DSP_BUFFCOUNT];
  74         int             raw_count;
  75 
  76         /*
  77          * Device state tables
  78          */
  79 
  80         unsigned long flags;
  81 #define DMA_BUSY        0x00000001
  82 #define DMA_RESTART     0x00000002
  83 #define DMA_ACTIVE      0x00000004
  84 #define DMA_STARTED     0x00000008
  85 #define DMA_ALLOC_DONE  0x00000020
  86 
  87         int      open_mode;
  88 
  89         /*
  90          * Queue parameters.
  91          */
  92         int      qlen;
  93         int      qhead;
  94         int      qtail;
  95 
  96         int      nbufs;
  97         int      counts[MAX_SUB_BUFFERS];
  98         int      subdivision;
  99         char    *buf[MAX_SUB_BUFFERS];
 100         unsigned long buf_phys[MAX_SUB_BUFFERS];
 101 
 102         int      fragment_size;
 103         int      max_fragments;
 104 
 105         int      bytes_in_use;
 106 
 107         int      underrun_count;
 108 };
 109 
 110 struct audio_operations {
 111         char name[32];
 112         int flags;
 113 #define NOTHING_SPECIAL         0
 114 #define NEEDS_RESTART           1
 115 #define DMA_AUTOMODE            2
 116         int  format_mask;       /* Bitmask for supported audio formats */
 117         void *devc;             /* Driver specific info */
 118         int (*open) (int dev, int mode);
 119         void (*close) (int dev);
 120         void (*output_block) (int dev, unsigned long buf, 
 121                               int count, int intrflag, int dma_restart);
 122         void (*start_input) (int dev, unsigned long buf, 
 123                              int count, int intrflag, int dma_restart);
 124         int (*ioctl) (int dev, unsigned int cmd, unsigned int arg, int local);
 125         int (*prepare_for_input) (int dev, int bufsize, int nbufs);
 126         int (*prepare_for_output) (int dev, int bufsize, int nbufs);
 127         void (*reset) (int dev);
 128         void (*halt_xfer) (int dev);
 129         int (*local_qlen)(int dev);
 130         void (*copy_from_user)(int dev, char *localbuf, int localoffs,
 131                                snd_rw_buf *userbuf, int useroffs, int len);
 132         int buffcount;
 133         long buffsize;
 134         int dmachan;
 135         struct dma_buffparms *dmap;
 136 };
 137 
 138 struct mixer_operations {
 139         int (*ioctl) (int dev, unsigned int cmd, unsigned int arg);
 140 };
 141 
 142 struct synth_operations {
 143         struct synth_info *info;
 144         int midi_dev;
 145         int synth_type;
 146         int synth_subtype;
 147 
 148         int (*open) (int dev, int mode);
 149         void (*close) (int dev);
 150         int (*ioctl) (int dev, unsigned int cmd, unsigned int arg);
 151         int (*kill_note) (int dev, int voice, int note, int velocity);
 152         int (*start_note) (int dev, int voice, int note, int velocity);
 153         int (*set_instr) (int dev, int voice, int instr);
 154         void (*reset) (int dev);
 155         void (*hw_control) (int dev, unsigned char *event);
 156         int (*load_patch) (int dev, int format, snd_rw_buf *addr,
 157              int offs, int count, int pmgr_flag);
 158         void (*aftertouch) (int dev, int voice, int pressure);
 159         void (*controller) (int dev, int voice, int ctrl_num, int value);
 160         void (*panning) (int dev, int voice, int value);
 161         void (*volume_method) (int dev, int mode);
 162         int (*pmgr_interface) (int dev, struct patmgr_info *info);
 163         void (*bender) (int dev, int chn, int value);
 164         int (*alloc_voice) (int dev, int chn, int note, struct voice_alloc_info *alloc);
 165 
 166         struct voice_alloc_info alloc;
 167         struct channel_info chn_info[16];
 168 };
 169 
 170 struct midi_operations {
 171         struct midi_info info;
 172         struct synth_operations *converter;
 173         int (*open) (int dev, int mode,
 174                 void (*inputintr)(int dev, unsigned char data),
 175                 void (*outputintr)(int dev)
 176                 );
 177         void (*close) (int dev);
 178         int (*ioctl) (int dev, unsigned int cmd, unsigned int arg);
 179         int (*putc) (int dev, unsigned char data);
 180         int (*start_read) (int dev);
 181         int (*end_read) (int dev);
 182         void (*kick)(int dev);
 183         int (*command) (int dev, unsigned char *data);
 184         int (*buffer_status) (int dev);
 185         int (*prefix_cmd) (int dev, unsigned char status);
 186 };
 187 
 188 struct sound_timer_operations {
 189         struct sound_timer_info info;
 190         int priority;
 191         int devlink;
 192         int (*open)(int dev, int mode);
 193         void (*close)(int dev);
 194         int (*event)(int dev, unsigned char *ev);
 195         unsigned long (*get_time)(int dev);
 196         int (*ioctl) (int dev, unsigned int cmd, unsigned int arg);
 197         void (*arm_timer)(int dev, long time);
 198 };
 199 
 200 #ifdef _DEV_TABLE_C_   
 201         struct audio_operations *audio_devs[MAX_AUDIO_DEV] = {NULL}; int num_audiodevs = 0;
 202         struct mixer_operations *mixer_devs[MAX_MIXER_DEV] = {NULL}; int num_mixers = 0;
 203         struct synth_operations *synth_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV] = {NULL}; int num_synths = 0;
 204         struct midi_operations *midi_devs[MAX_MIDI_DEV] = {NULL}; int num_midis = 0;
 205 
 206 #ifndef EXCLUDE_SEQUENCER
 207         extern struct sound_timer_operations default_sound_timer;
 208         struct sound_timer_operations *sound_timer_devs[MAX_TIMER_DEV] = 
 209                 {&default_sound_timer, NULL}; 
 210         int num_sound_timers = 1;
 211 #else
 212         struct sound_timer_operations *sound_timer_devs[MAX_TIMER_DEV] = 
 213                 {NULL}; 
 214         int num_sound_timers = 0;
 215 #endif
 216 
 217 /*
 218  * List of low level drivers compiled into the kernel.
 219  */
 220 
 221         struct driver_info sound_drivers[] = {
 222 #ifndef EXCLUDE_PSS
 223           {SNDCARD_PSS, "Echo Personal Sound System PSS (ESC614)", attach_pss, probe_pss},
 224 #endif
 225 #ifndef EXCLUDE_YM3812
 226                 {SNDCARD_ADLIB, "OPL-2/OPL-3 FM",               attach_adlib_card, probe_adlib},
 227 #endif
 228 #ifndef EXCLUDE_PAS
 229                 {SNDCARD_PAS,   "ProAudioSpectrum",     attach_pas_card, probe_pas},
 230 #endif
 231 #if !defined(EXCLUDE_MPU401) && !defined(EXCLUDE_MIDI)
 232                 {SNDCARD_MPU401,"Roland MPU-401",       attach_mpu401, probe_mpu401},
 233 #endif
 234 #if !defined(EXCLUDE_UART6850) && !defined(EXCLUDE_MIDI)
 235                 {SNDCARD_UART6850,"6860 UART Midi",     attach_uart6850, probe_uart6850},
 236 #endif
 237 #ifndef EXCLUDE_SB
 238                 {SNDCARD_SB,    "SoundBlaster",         attach_sb_card, probe_sb},
 239 #endif
 240 #if !defined(EXCLUDE_SB) && !defined(EXCLUDE_SB16)
 241 #ifndef EXCLUDE_AUDIO
 242                 {SNDCARD_SB16,  "SoundBlaster16",       sb16_dsp_init, sb16_dsp_detect},
 243 #endif
 244 #ifndef EXCLUDE_MIDI
 245                 {SNDCARD_SB16MIDI,"SB16 MIDI",  attach_sb16midi, probe_sb16midi},
 246 #endif
 247 #endif
 248 #ifndef EXCLUDE_GUS16
 249                 {SNDCARD_GUS16, "Ultrasound 16-bit opt.",       attach_gus_db16, probe_gus_db16},
 250 #endif
 251 #ifndef EXCLUDE_MSS
 252                 {SNDCARD_MSS,   "MS Sound System",      attach_ms_sound, probe_ms_sound},
 253 #endif
 254 #ifndef EXCLUDE_GUS
 255                 {SNDCARD_GUS,   "Gravis Ultrasound",    attach_gus_card, probe_gus},
 256 #endif
 257                 {0,                     "*?*",                  NULL, NULL}
 258         };
 259 
 260 /*
 261  *      List of devices actually configured in the system.
 262  *
 263  *      Note! The detection order is significant. Don't change it.
 264  */
 265 
 266         struct card_info snd_installed_cards[] = {
 267 #ifndef EXCLUDE_PSS
 268              {SNDCARD_PSS, {PSS_BASE, PSS_IRQ, PSS_DMA}, SND_DEFAULT_ENABLE},
 269 #endif
 270 #if !defined(EXCLUDE_MPU401) && !defined(EXCLUDE_MIDI)
 271                 {SNDCARD_MPU401, {MPU_BASE, MPU_IRQ, 0}, SND_DEFAULT_ENABLE},
 272 #ifdef MPU2_BASE
 273                 {SNDCARD_MPU401, {MPU2_BASE, MPU2_IRQ, 0}, SND_DEFAULT_ENABLE},
 274 #endif
 275 #ifdef MPU3_BASE
 276                 {SNDCARD_MPU401, {MPU3_BASE, MPU2_IRQ, 0}, SND_DEFAULT_ENABLE},
 277 #endif
 278 #endif
 279 #ifndef EXCLUDE_MSS
 280                 {SNDCARD_MSS, {MSS_BASE, MSS_IRQ, MSS_DMA}, SND_DEFAULT_ENABLE},
 281 #       ifdef MSS2_BASE
 282                 {SNDCARD_MSS, {MSS2_BASE, MSS2_IRQ, MSS2_DMA}, SND_DEFAULT_ENABLE},
 283 #       endif
 284 #endif
 285 
 286 #if !defined(EXCLUDE_UART6850) && !defined(EXCLUDE_MIDI)
 287                 {SNDCARD_UART6850, {U6850_BASE, U6850_IRQ, 0}, SND_DEFAULT_ENABLE},
 288 #endif
 289 
 290 #ifndef EXCLUDE_PAS
 291                 {SNDCARD_PAS, {PAS_BASE, PAS_IRQ, PAS_DMA}, SND_DEFAULT_ENABLE},
 292 #endif
 293 
 294 #ifndef EXCLUDE_SB
 295                 {SNDCARD_SB, {SBC_BASE, SBC_IRQ, SBC_DMA}, SND_DEFAULT_ENABLE},
 296 #endif
 297 
 298 #if !defined(EXCLUDE_SB) && !defined(EXCLUDE_SB16)
 299 #ifndef EXCLUDE_AUDIO
 300                 {SNDCARD_SB16, {SBC_BASE, SBC_IRQ, SB16_DMA}, SND_DEFAULT_ENABLE},
 301 #endif
 302 #ifndef EXCLUDE_MIDI
 303                 {SNDCARD_SB16MIDI,{SB16MIDI_BASE, SBC_IRQ, 0}, SND_DEFAULT_ENABLE},
 304 #endif
 305 #endif
 306 
 307 #ifndef EXCLUDE_GUS
 308 #ifndef EXCLUDE_GUS16
 309                 {SNDCARD_GUS16, {GUS16_BASE, GUS16_IRQ, GUS16_DMA}, SND_DEFAULT_ENABLE},
 310 #endif
 311                 {SNDCARD_GUS, {GUS_BASE, GUS_IRQ, GUS_DMA}, SND_DEFAULT_ENABLE},
 312 #endif
 313 
 314 #ifndef EXCLUDE_YM3812
 315                 {SNDCARD_ADLIB, {FM_MONO, 0, 0}, SND_DEFAULT_ENABLE},
 316 #endif
 317                 {0, {0}, 0}
 318         };
 319 
 320         int num_sound_drivers =
 321             sizeof(sound_drivers) / sizeof (struct driver_info);
 322         int num_sound_cards =
 323             sizeof(snd_installed_cards) / sizeof (struct card_info);
 324 
 325 
 326 #else
 327         extern struct audio_operations * audio_devs[MAX_AUDIO_DEV]; int num_audiodevs;
 328         extern struct mixer_operations * mixer_devs[MAX_MIXER_DEV]; extern int num_mixers;
 329         extern struct synth_operations * synth_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV]; extern int num_synths;
 330         extern struct midi_operations * midi_devs[MAX_MIDI_DEV]; extern int num_midis;
 331         extern struct sound_timer_operations * sound_timer_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV]; extern int num_sound_timers;
 332 
 333         extern struct driver_info sound_drivers[];
 334         extern int num_sound_drivers;
 335         extern struct card_info snd_installed_cards[];
 336         extern int num_sound_cards;
 337 
 338 long sndtable_init(long mem_start);
 339 int sndtable_get_cardcount (void);
 340 struct address_info *sound_getconf(int card_type);
 341 void sound_chconf(int card_type, int ioaddr, int irq, int dma);
 342 int snd_find_driver(int type);
 343 
 344 #endif  /* _DEV_TABLE_C_ */
 345 #endif  /* _DEV_TABLE_H_ */

/* */