soundcard.h revision 1402
1#ifndef _SOUNDCARD_H_ 2#define _SOUNDCARD_H_ 3/* 4 * Copyright by Hannu Savolainen 1993 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 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * 28 */ 29 30 /* 31 * If you make modifications to this file, please contact me before 32 * distributing the modified version. There is already enough 33 * divercity in the world. 34 * 35 * Regards, 36 * Hannu Savolainen 37 * hannu@voxware.pp.fi, Hannu.Savolainen@helsinki.fi 38 */ 39 40#define SOUND_VERSION 205 41#define VOXWARE 42 43#include <sys/ioctl.h> 44 45/* 46 * Supported card ID numbers (Should be somewhere else?) 47 */ 48 49#define SNDCARD_ADLIB 1 50#define SNDCARD_SB 2 51#define SNDCARD_PAS 3 52#define SNDCARD_GUS 4 53#define SNDCARD_MPU401 5 54#define SNDCARD_SB16 6 55#define SNDCARD_SB16MIDI 7 56 57/*********************************** 58 * IOCTL Commands for /dev/sequencer 59 */ 60 61#ifndef _IOWR 62/* @(#)ioctlp.h */ 63 64/* Ioctl's have the command encoded in the lower word, 65 * and the size of any in or out parameters in the upper 66 * word. The high 2 bits of the upper word are used 67 * to encode the in/out status of the parameter; for now 68 * we restrict parameters to at most 128 bytes. 69 */ 70/* #define IOCTYPE (0xff<<8) */ 71#define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ 72#define IOC_VOID 0x00000000 /* no parameters */ 73#define IOC_OUT 0x20000000 /* copy out parameters */ 74#define IOC_IN 0x40000000 /* copy in parameters */ 75#define IOC_INOUT (IOC_IN|IOC_OUT) 76/* the 0x20000000 is so we can distinguish new ioctl's from old */ 77#define _IO(x,y) ((int)(IOC_VOID|(x<<8)|y)) 78#define _IOR(x,y,t) ((int)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 79#define _IOW(x,y,t) ((int)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 80/* this should be _IORW, but stdio got there first */ 81#define _IOWR(x,y,t) ((int)(IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 82#endif /* !_IOWR */ 83 84#define SNDCTL_SEQ_RESET _IO ('Q', 0) 85#define SNDCTL_SEQ_SYNC _IO ('Q', 1) 86#define SNDCTL_SYNTH_INFO _IOWR('Q', 2, struct synth_info) 87#define SNDCTL_SEQ_CTRLRATE _IOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ 88#define SNDCTL_SEQ_GETOUTCOUNT _IOR ('Q', 4, int) 89#define SNDCTL_SEQ_GETINCOUNT _IOR ('Q', 5, int) 90#define SNDCTL_SEQ_PERCMODE _IOW ('Q', 6, int) 91#define SNDCTL_FM_LOAD_INSTR _IOW ('Q', 7, struct sbi_instrument) /* Valid for FM only */ 92#define SNDCTL_SEQ_TESTMIDI _IOW ('Q', 8, int) 93#define SNDCTL_SEQ_RESETSAMPLES _IOW ('Q', 9, int) 94#define SNDCTL_SEQ_NRSYNTHS _IOR ('Q',10, int) 95#define SNDCTL_SEQ_NRMIDIS _IOR ('Q',11, int) 96#define SNDCTL_MIDI_INFO _IOWR('Q',12, struct midi_info) 97#define SNDCTL_SEQ_TRESHOLD _IOW ('Q',13, int) 98#define SNDCTL_SYNTH_MEMAVL _IOWR('Q',14, int) /* in=dev#, out=memsize */ 99#define SNDCTL_FM_4OP_ENABLE _IOW ('Q',15, int) /* in=dev# */ 100#define SNDCTL_PMGR_ACCESS _IOWR('Q',16, struct patmgr_info) 101 102/* 103 * Sample loading mechanism for internal synthesizers (/dev/sequencer) 104 * The following patch_info structure has been designed to support 105 * Gravis UltraSound. It tries to be universal format for uploading 106 * sample based patches but is propably too limited. 107 */ 108 109struct patch_info { 110 short key; /* Use GUS_PATCH here */ 111#define GUS_PATCH 0x04fd 112#define OBSOLETE_GUS_PATCH 0x02fd 113 short device_no; /* Synthesizer number */ 114 short instr_no; /* Midi pgm# */ 115 116 unsigned long mode; 117/* 118 * The least significant byte has the same format than the GUS .PAT 119 * files 120 */ 121#define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ 122#define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ 123#define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ 124#define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ 125#define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ 126#define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ 127#define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ 128 /* (use the env_rate/env_offs fields). */ 129/* Linux specific bits */ 130#define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ 131#define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ 132#define WAVE_SCALE 0x00040000 /* The scaling info is valid */ 133/* Other bits must be zeroed */ 134 135 long len; /* Size of the wave data in bytes */ 136 long loop_start, loop_end; /* Byte offsets from the beginning */ 137 138/* 139 * The base_freq and base_note fields are used when computing the 140 * playback speed for a note. The base_note defines the tone frequency 141 * which is heard if the sample is played using the base_freq as the 142 * playback speed. 143 * 144 * The low_note and high_note fields define the minimum and maximum note 145 * frequencies for which this sample is valid. It is possible to define 146 * more than one samples for a instrument number at the same time. The 147 * low_note and high_note fields are used to select the most suitable one. 148 * 149 * The fields base_note, high_note and low_note should contain 150 * the note frequency multiplied by 1000. For example value for the 151 * middle A is 440*1000. 152 */ 153 154 unsigned int base_freq; 155 unsigned long base_note; 156 unsigned long high_note; 157 unsigned long low_note; 158 int panning; /* -128=left, 127=right */ 159 int detuning; 160 161/* New fields introduced in version 1.99.5 */ 162 163 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */ 164 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ 165 unsigned char env_offset[ 6 ]; /* 255 == 100% */ 166 167 /* 168 * The tremolo, vibrato and scale info are not supported yet. 169 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or 170 * WAVE_SCALE 171 */ 172 173 unsigned char tremolo_sweep; 174 unsigned char tremolo_rate; 175 unsigned char tremolo_depth; 176 177 unsigned char vibrato_sweep; 178 unsigned char vibrato_rate; 179 unsigned char vibrato_depth; 180 181 int scale_frequency; 182 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ 183 184 int volume; 185 int spare[4]; 186 char data[1]; /* The waveform data starts here */ 187 }; 188 189 190/* 191 * Patch management interface (/dev/sequencer, /dev/patmgr#) 192 * Don't use these calls if you want to maintain compatibility with 193 * the future versions of the driver. 194 */ 195 196#define PS_NO_PATCHES 0 /* No patch support on device */ 197#define PS_MGR_NOT_OK 1 /* Plain patch support (no mgr) */ 198#define PS_MGR_OK 2 /* Patch manager supported */ 199#define PS_MANAGED 3 /* Patch manager running */ 200 201#define SNDCTL_PMGR_IFACE _IOWR('P', 1, struct patmgr_info) 202 203/* 204 * The patmgr_info is a fixed size structure which is used for two 205 * different purposes. The intended use is for communication between 206 * the application using /dev/sequencer and the patch manager daemon 207 * associated with a synthesizer device (ioctl(SNDCTL_PMGR_ACCESS)). 208 * 209 * This structure is also used with ioctl(SNDCTL_PGMR_IFACE) which allows 210 * a patch manager daemon to read and write device parameters. This 211 * ioctl available through /dev/sequencer also. Avoid using it since it's 212 * extremely hardware dependent. In addition access trough /dev/sequencer 213 * may confuse the patch manager daemon. 214 */ 215 216struct patmgr_info { /* Note! size must be < 4k since kmalloc() is used */ 217 unsigned long key; /* Don't worry. Reserved for communication 218 between the patch manager and the driver. */ 219#define PM_K_EVENT 1 /* Event from the /dev/sequencer driver */ 220#define PM_K_COMMAND 2 /* Request from a application */ 221#define PM_K_RESPONSE 3 /* From patmgr to application */ 222#define PM_ERROR 4 /* Error returned by the patmgr */ 223 int device; 224 int command; 225 226/* 227 * Commands 0x000 to 0xfff reserved for patch manager programs 228 */ 229#define PM_GET_DEVTYPE 1 /* Returns type of the patch mgr interface of dev */ 230#define PMTYPE_FM2 1 /* 2 OP fm */ 231#define PMTYPE_FM4 2 /* Mixed 4 or 2 op FM (OPL-3) */ 232#define PMTYPE_WAVE 3 /* Wave table synthesizer (GUS) */ 233#define PM_GET_NRPGM 2 /* Returns max # of midi programs in parm1 */ 234#define PM_GET_PGMMAP 3 /* Returns map of loaded midi programs in data8 */ 235#define PM_GET_PGM_PATCHES 4 /* Return list of patches of a program (parm1) */ 236#define PM_GET_PATCH 5 /* Return patch header of patch parm1 */ 237#define PM_SET_PATCH 6 /* Set patch header of patch parm1 */ 238#define PM_READ_PATCH 7 /* Read patch (wave) data */ 239#define PM_WRITE_PATCH 8 /* Write patch (wave) data */ 240 241/* 242 * Commands 0x1000 to 0xffff are for communication between the patch manager 243 * and the client 244 */ 245#define _PM_LOAD_PATCH 0x100 246 247/* 248 * Commands above 0xffff reserved for device specific use 249 */ 250 251 long parm1; 252 long parm2; 253 long parm3; 254 255 union { 256 unsigned char data8[4000]; 257 unsigned short data16[2000]; 258 unsigned long data32[1000]; 259 struct patch_info patch; 260 } data; 261 }; 262 263/* 264 * When a patch manager daemon is present, it will be informed by the 265 * driver when something important happens. For example when the 266 * /dev/sequencer is opened or closed. A record with key == PM_K_EVENT is 267 * returned. The command field contains the event type: 268 */ 269#define PM_E_OPENED 1 /* /dev/sequencer opened */ 270#define PM_E_CLOSED 2 /* /dev/sequencer closed */ 271#define PM_E_PATCH_RESET 3 /* SNDCTL_RESETSAMPLES called */ 272#define PM_E_PATCH_LOADED 4 /* A patch has been loaded by appl */ 273 274/* 275 * /dev/sequencer input events. 276 * 277 * The data written to the /dev/sequencer is a stream of events. Events 278 * are records of 4 or 8 bytes. The first byte defines the size. 279 * Any number of events can be written with a write call. There 280 * is a set of macros for sending these events. Use these macros if you 281 * want to maximize portability of your program. 282 * 283 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. 284 * (All input events are currently 4 bytes long. Be prepared to support 285 * 8 byte events also. If you receive any event having first byte >= 0xf0, 286 * it's a 8 byte event. 287 * 288 * The events are documented at the end of this file. 289 * 290 * Normal events (4 bytes) 291 * There is also a 8 byte version of most of the 4 byte events. The 292 * 8 byte one is recommended. 293 */ 294#define SEQ_NOTEOFF 0 295#define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ 296#define SEQ_NOTEON 1 297#define SEQ_FMNOTEON SEQ_NOTEON 298#define SEQ_WAIT 2 299#define SEQ_PGMCHANGE 3 300#define SEQ_FMPGMCHANGE SEQ_PGMCHANGE 301#define SEQ_SYNCTIMER 4 302#define SEQ_MIDIPUTC 5 303#define SEQ_DRUMON 6 /*** OBSOLETE ***/ 304#define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ 305#define SEQ_ECHO 8 /* For synching programs with output */ 306#define SEQ_AFTERTOUCH 9 307#define SEQ_CONTROLLER 10 308#define CTRL_PITCH_BENDER 255 309#define CTRL_PITCH_BENDER_RANGE 254 310#define CTRL_EXPRESSION 253 311#define CTRL_MAIN_VOLUME 252 312#define SEQ_BALANCE 11 313#define SEQ_VOLMODE 12 314 315/* 316 * Volume mode decides how volumes are used 317 */ 318 319#define VOL_METHOD_ADAGIO 1 320#define VOL_METHOD_LINEAR 2 321 322/* 323 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as 324 * input events. 325 */ 326 327/* 328 * Event codes 0xf0 to 0xfc are reserved for future extensions. 329 */ 330 331#define SEQ_FULLSIZE 0xfd /* Long events */ 332/* 333 * SEQ_FULLSIZE events are used for loading patches/samples to the 334 * synthesizer devices. These events are passed directly to the driver 335 * of the associated synthesizer device. There is no limit to the size 336 * of the extended events. These events are not queued but executed 337 * immediately when the write() is called (execution can take several 338 * seconds of time). 339 * 340 * When a SEQ_FULLSIZE message is written to the device, it must 341 * be written using exactly one write() call. Other events cannot 342 * be mixed to the same write. 343 * 344 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the 345 * /dev/sequencer. Don't write other data together with the instrument structure 346 * Set the key field of the structure to FM_PATCH. The device field is used to 347 * route the patch to the corresponding device. 348 * 349 * For Gravis UltraSound use struct patch_info. Initialize the key field 350 * to GUS_PATCH. 351 */ 352#define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ 353#define SEQ_EXTENDED 0xff /* Extended events (8 bytes) */ 354 355/* 356 * Extended events for synthesizers (8 bytes) 357 * 358 * Format: 359 * 360 * b0 = SEQ_EXTENDED 361 * b1 = command 362 * b2 = device 363 * b3-b7 = parameters 364 * 365 * Command b3 b4 b5 b6 b7 366 * ---------------------------------------------------------------------------- 367 * SEQ_NOTEON voice note volume 0 0 368 * SEQ_NOTEOFF voice note volume 0 0 369 * SEQ_PGMCHANGE voice pgm 0 0 0 370 * SEQ_DRUMON (voice) drum# volume 0 0 371 * SEQ_DRUMOFF (voice) drum# volume 0 0 372 */ 373 374/* 375 * Record for FM patches 376 */ 377 378typedef unsigned char sbi_instr_data[32]; 379 380struct sbi_instrument { 381 unsigned short key; /* Initialize to FM_PATCH or OPL3_PATCH */ 382#define FM_PATCH 0x01fd 383#define OPL3_PATCH 0x03fd 384 short device; /* Synth# (0-4) */ 385 int channel; /* Program# to be initialized */ 386 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ 387 }; 388 389struct synth_info { /* Read only */ 390 char name[30]; 391 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 392 int synth_type; 393#define SYNTH_TYPE_FM 0 394#define SYNTH_TYPE_SAMPLE 1 395 396 int synth_subtype; 397#define FM_TYPE_ADLIB 0x00 398#define FM_TYPE_OPL3 0x01 399 400#define SAMPLE_TYPE_GUS 0x10 401 402 int perc_mode; /* No longer supported */ 403 int nr_voices; 404 int nr_drums; /* Obsolete field */ 405 int instr_bank_size; 406 unsigned long capabilities; 407#define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ 408#define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ 409 int dummies[19]; /* Reserve space */ 410 }; 411 412struct midi_info { 413 char name[30]; 414 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 415 unsigned long capabilities; /* To be defined later */ 416 int dev_type; 417 int dummies[18]; /* Reserve space */ 418 }; 419 420/******************************************** 421 * IOCTL commands for /dev/dsp and /dev/audio 422 */ 423 424#define SNDCTL_DSP_RESET _IO ('P', 0) 425#define SNDCTL_DSP_SYNC _IO ('P', 1) 426#define SNDCTL_DSP_SPEED _IOWR('P', 2, int) 427#define SNDCTL_DSP_STEREO _IOWR('P', 3, int) 428#define SNDCTL_DSP_GETBLKSIZE _IOWR('P', 4, int) 429#define SNDCTL_DSP_SAMPLESIZE _IOWR('P', 5, int) /* 8, 12 or 16 */ 430#define SOUND_PCM_WRITE_CHANNELS _IOWR('P', 6, int) 431#define SOUND_PCM_WRITE_FILTER _IOWR('P', 7, int) 432#define SNDCTL_DSP_POST _IO ('P', 8) 433#define SNDCTL_DSP_SUBDIVIDE _IOWR('P', 9, int) 434 435#define SOUND_PCM_READ_RATE _IOR ('P', 2, int) 436#define SOUND_PCM_READ_CHANNELS _IOR ('P', 6, int) 437#define SOUND_PCM_READ_BITS _IOR ('P', 5, int) 438#define SOUND_PCM_READ_FILTER _IOR ('P', 7, int) 439 440/* Some alias names */ 441#define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SAMPLESIZE 442#define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED 443#define SOUND_PCM_POST SNDCTL_DSP_POST 444#define SOUND_PCM_RESET SNDCTL_DSP_RESET 445#define SOUND_PCM_SYNC SNDCTL_DSP_SYNC 446#define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE 447 448/********************************************* 449 * IOCTL commands for /dev/mixer 450 */ 451 452/* 453 * Mixer devices 454 * 455 * There can be up to 20 different analog mixer channels. The 456 * SOUND_MIXER_NRDEVICES gives the currently supported maximum. 457 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells 458 * the devices supported by the particular mixer. 459 */ 460 461#define SOUND_MIXER_NRDEVICES 12 462#define SOUND_MIXER_VOLUME 0 463#define SOUND_MIXER_BASS 1 464#define SOUND_MIXER_TREBLE 2 465#define SOUND_MIXER_SYNTH 3 466#define SOUND_MIXER_PCM 4 467#define SOUND_MIXER_SPEAKER 5 468#define SOUND_MIXER_LINE 6 469#define SOUND_MIXER_MIC 7 470#define SOUND_MIXER_CD 8 471#define SOUND_MIXER_IMIX 9 /* Recording monitor */ 472#define SOUND_MIXER_ALTPCM 10 473#define SOUND_MIXER_RECLEV 11 /* Recording level */ 474 475/* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ 476/* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ 477#define SOUND_ONOFF_MIN 28 478#define SOUND_ONOFF_MAX 30 479#define SOUND_MIXER_MUTE 28 /* 0 or 1 */ 480#define SOUND_MIXER_ENHANCE 29 /* Enhanced stereo (0, 40, 60 or 80) */ 481#define SOUND_MIXER_LOUD 30 /* 0 or 1 */ 482 483/* Note! Number 31 cannot be used since the sign bit is reserved */ 484 485#define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ 486 "Mic ", "CD ", "Mix ", "Pcm2 ", "rec"} 487 488#define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ 489 "mic", "cd", "mix", "pcm2", "rec"} 490 491/* Device bitmask identifiers */ 492 493#define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ 494#define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ 495#define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ 496#define SOUND_MIXER_CAPS 0xfc 497 #define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ 498#define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ 499 500/* Device mask bits */ 501 502#define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) 503#define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) 504#define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) 505#define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) 506#define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) 507#define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) 508#define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) 509#define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) 510#define SOUND_MASK_CD (1 << SOUND_MIXER_CD) 511#define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) 512#define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) 513#define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) 514 515#define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) 516#define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) 517#define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) 518 519#define MIXER_READ(dev) _IOR('M', dev, int) 520#define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) 521#define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) 522#define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) 523#define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) 524#define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) 525#define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) 526#define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) 527#define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) 528#define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) 529#define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) 530#define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) 531#define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) 532#define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) 533#define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) 534#define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) 535 536#define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) 537#define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) 538#define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) 539#define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) 540#define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) 541 542#define MIXER_WRITE(dev) _IOWR('M', dev, int) 543#define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) 544#define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) 545#define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) 546#define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) 547#define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) 548#define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) 549#define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) 550#define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) 551#define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) 552#define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) 553#define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) 554#define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) 555#define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) 556#define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) 557#define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) 558 559#define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) 560 561/* 562 * The following mixer ioctl calls are compatible with the BSD driver by 563 * Steve Haehnichen <shaehnic@ucsd.edu> 564 * 565 * Since this interface is entirely SB specific, it will be dropped in the 566 * near future. 567 */ 568 569typedef unsigned char S_BYTE; 570typedef unsigned char S_FLAG; 571struct stereo_vol 572{ 573 S_BYTE l; /* Left volume */ 574 S_BYTE r; /* Right volume */ 575}; 576 577#define MIXER_IOCTL_SET_LEVELS _IOW ('s', 20, struct sb_mixer_levels) 578#define MIXER_IOCTL_SET_PARAMS _IOW ('s', 21, struct sb_mixer_params) 579#define MIXER_IOCTL_READ_LEVELS _IOR ('s', 22, struct sb_mixer_levels) 580#define MIXER_IOCTL_READ_PARAMS _IOR ('s', 23, struct sb_mixer_params) 581#define MIXER_IOCTL_RESET _IO ('s', 24) 582 583/* 584 * Mixer volume levels for MIXER_IOCTL_SET_VOL & MIXER_IOCTL_READ_VOL 585 */ 586struct sb_mixer_levels 587{ 588 struct stereo_vol master; /* Master volume */ 589 struct stereo_vol voc; /* DSP Voice volume */ 590 struct stereo_vol fm; /* FM volume */ 591 struct stereo_vol line; /* Line-in volume */ 592 struct stereo_vol cd; /* CD audio */ 593 S_BYTE mic; /* Microphone level */ 594}; 595 596/* 597 * Mixer parameters for MIXER_IOCTL_SET_PARAMS & MIXER_IOCTL_READ_PARAMS 598 */ 599struct sb_mixer_params 600{ 601 S_BYTE record_source; /* Recording source (See SRC_xxx below) */ 602 S_FLAG hifreq_filter; /* Filter frequency (hi/low) */ 603 S_FLAG filter_input; /* ANFI input filter */ 604 S_FLAG filter_output; /* DNFI output filter */ 605 S_FLAG dsp_stereo; /* 1 if DSP is in Stereo mode */ 606}; 607 608#define SRC_MIC 1 /* Select Microphone recording source */ 609#define SRC_CD 3 /* Select CD recording source */ 610#define SRC_LINE 7 /* Use Line-in for recording source */ 611 612#if !defined(KERNEL) && !defined(INKERNEL) 613/* 614 * Some convenience macros to simplify programming of the 615 * /dev/sequencer interface 616 * 617 * These macros define the API which should be used when possible. 618 */ 619 620void seqbuf_dump(void); /* This function must be provided by programs */ 621 622/* Sample seqbuf_dump() implementation: 623 * 624 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes 625 * 626 * int seqfd; -- The file descriptor for /dev/sequencer. 627 * 628 * void 629 * seqbuf_dump () 630 * { 631 * if (_seqbufptr) 632 * if (write (seqfd, _seqbuf, _seqbufptr) == -1) 633 * { 634 * perror ("write /dev/sequencer"); 635 * exit (-1); 636 * } 637 * _seqbufptr = 0; 638 * } 639 */ 640 641#define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len; int _seqbufptr = 0 642#define SEQ_DECLAREBUF() extern unsigned char _seqbuf[]; extern int _seqbuflen;extern int _seqbufptr 643#define SEQ_PM_DEFINES struct patmgr_info _pm_info 644#define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() 645#define _SEQ_ADVBUF(len) _seqbufptr += len 646#define SEQ_DUMPBUF seqbuf_dump 647#define PM_LOAD_PATCH(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 648 _pm_info.device=dev, _pm_info.data.data8[0]=pgm, \ 649 _pm_info.parm1 = bank, _pm_info.parm2 = 1, \ 650 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 651#define PM_LOAD_PATCHES(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 652 _pm_info.device=dev, memcpy(_pm_info.data.data8, pgm, 128), \ 653 _pm_info.parm1 = bank, _pm_info.parm2 = 128, \ 654 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 655 656#define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ 657 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 658 _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ 659 _seqbuf[_seqbufptr+2] = (dev);\ 660 _seqbuf[_seqbufptr+3] = (mode);\ 661 _seqbuf[_seqbufptr+4] = 0;\ 662 _seqbuf[_seqbufptr+5] = 0;\ 663 _seqbuf[_seqbufptr+6] = 0;\ 664 _seqbuf[_seqbufptr+7] = 0;\ 665 _SEQ_ADVBUF(8);} 666 667#define SEQ_START_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\ 668 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 669 _seqbuf[_seqbufptr+1] = SEQ_NOTEON;\ 670 _seqbuf[_seqbufptr+2] = (dev);\ 671 _seqbuf[_seqbufptr+3] = (voice);\ 672 _seqbuf[_seqbufptr+4] = (note);\ 673 _seqbuf[_seqbufptr+5] = (vol);\ 674 _seqbuf[_seqbufptr+6] = 0;\ 675 _seqbuf[_seqbufptr+7] = 0;\ 676 _SEQ_ADVBUF(8);} 677 678#define SEQ_STOP_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\ 679 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 680 _seqbuf[_seqbufptr+1] = SEQ_NOTEOFF;\ 681 _seqbuf[_seqbufptr+2] = (dev);\ 682 _seqbuf[_seqbufptr+3] = (voice);\ 683 _seqbuf[_seqbufptr+4] = (note);\ 684 _seqbuf[_seqbufptr+5] = (vol);\ 685 _seqbuf[_seqbufptr+6] = 0;\ 686 _seqbuf[_seqbufptr+7] = 0;\ 687 _SEQ_ADVBUF(8);} 688 689#define SEQ_CHN_PRESSURE(dev, voice, pressure) {_SEQ_NEEDBUF(8);\ 690 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 691 _seqbuf[_seqbufptr+1] = SEQ_AFTERTOUCH;\ 692 _seqbuf[_seqbufptr+2] = (dev);\ 693 _seqbuf[_seqbufptr+3] = (voice);\ 694 _seqbuf[_seqbufptr+4] = (pressure);\ 695 _seqbuf[_seqbufptr+5] = 0;\ 696 _seqbuf[_seqbufptr+6] = 0;\ 697 _seqbuf[_seqbufptr+7] = 0;\ 698 _SEQ_ADVBUF(8);} 699 700#define SEQ_PANNING(dev, voice, pos) {_SEQ_NEEDBUF(8);\ 701 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 702 _seqbuf[_seqbufptr+1] = SEQ_BALANCE;\ 703 _seqbuf[_seqbufptr+2] = (dev);\ 704 _seqbuf[_seqbufptr+3] = (voice);\ 705 (char)_seqbuf[_seqbufptr+4] = (pos);\ 706 _seqbuf[_seqbufptr+5] = 0;\ 707 _seqbuf[_seqbufptr+6] = 0;\ 708 _seqbuf[_seqbufptr+7] = 0;\ 709 _SEQ_ADVBUF(8);} 710 711#define SEQ_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ 712 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 713 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ 714 _seqbuf[_seqbufptr+2] = (dev);\ 715 _seqbuf[_seqbufptr+3] = (voice);\ 716 _seqbuf[_seqbufptr+4] = (controller);\ 717 *(short *)&_seqbuf[_seqbufptr+5] = (value);\ 718 _seqbuf[_seqbufptr+7] = 0;\ 719 _SEQ_ADVBUF(8);} 720 721#define SEQ_PITCHBEND(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) 722#define SEQ_BENDER_RANGE(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) 723#define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_EXPRESSION, value) 724#define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_MAIN_VOLUME, value) 725 726#define SEQ_START_TIMER() {_SEQ_NEEDBUF(4);\ 727 _seqbuf[_seqbufptr] = SEQ_SYNCTIMER;\ 728 _seqbuf[_seqbufptr+1] = 0;\ 729 _seqbuf[_seqbufptr+2] = 0;\ 730 _seqbuf[_seqbufptr+3] = 0;\ 731 _SEQ_ADVBUF(4);} 732#define SEQ_SET_PATCH(dev, voice, patch) {_SEQ_NEEDBUF(8);\ 733 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 734 _seqbuf[_seqbufptr+1] = SEQ_PGMCHANGE;\ 735 _seqbuf[_seqbufptr+2] = (dev);\ 736 _seqbuf[_seqbufptr+3] = (voice);\ 737 _seqbuf[_seqbufptr+4] = (patch);\ 738 _seqbuf[_seqbufptr+5] = 0;\ 739 _seqbuf[_seqbufptr+6] = 0;\ 740 _seqbuf[_seqbufptr+7] = 0;\ 741 _SEQ_ADVBUF(8);} 742 743#define SEQ_WAIT_TIME(ticks) {_SEQ_NEEDBUF(4);\ 744 *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_WAIT | ((ticks) << 8);\ 745 _SEQ_ADVBUF(4);} 746 747#define SEQ_ECHO_BACK(key) {_SEQ_NEEDBUF(4);\ 748 *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_ECHO | ((key) << 8);\ 749 _SEQ_ADVBUF(4);} 750 751#define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ 752 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ 753 _seqbuf[_seqbufptr+1] = (byte);\ 754 _seqbuf[_seqbufptr+2] = (device);\ 755 _seqbuf[_seqbufptr+3] = 0;\ 756 _SEQ_ADVBUF(4);} 757#define SEQ_WRPATCH(patchx, len) {if (_seqbufptr) seqbuf_dump();\ 758 if (write(seqfd, (char*)(patchx), len)==-1) \ 759 perror("Write patch: /dev/sequencer");} 760 761#endif 762long soundcard_init(long mem_start); 763#endif /* _SOUNDCARD_H_ */ 764