1/* 2 * Copyright by Hannu Savolainen 1993-1997 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 1. Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 2. 8 * Redistributions in binary form must reproduce the above copyright notice, 9 * this list of conditions and the following disclaimer in the documentation 10 * and/or other materials provided with the distribution. 11 * 12 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY 13 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 14 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 15 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 16 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 17 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 18 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 19 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 20 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 21 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 22 * SUCH DAMAGE. 23 */ 24#ifndef _UAPISOUNDCARD_H 25#define _UAPISOUNDCARD_H 26 27 28/* 29 * OSS interface version. With versions earlier than 3.6 this value is 30 * an integer with value less than 361. In versions 3.6 and later 31 * it's a six digit hexadecimal value. For example value 32 * of 0x030600 represents OSS version 3.6.0. 33 * Use ioctl(fd, OSS_GETVERSION, &int) to get the version number of 34 * the currently active driver. 35 */ 36#define SOUND_VERSION 0x030802 37#define OPEN_SOUND_SYSTEM 38 39/* In Linux we need to be prepared for cross compiling */ 40#include <linux/ioctl.h> 41 42/* Endian macros. */ 43#ifndef __KERNEL__ 44# include <endian.h> 45#endif 46 47/* 48 * Supported card ID numbers (Should be somewhere else?) 49 */ 50 51#define SNDCARD_ADLIB 1 52#define SNDCARD_SB 2 53#define SNDCARD_PAS 3 54#define SNDCARD_GUS 4 55#define SNDCARD_MPU401 5 56#define SNDCARD_SB16 6 57#define SNDCARD_SB16MIDI 7 58#define SNDCARD_UART6850 8 59#define SNDCARD_GUS16 9 60#define SNDCARD_MSS 10 61#define SNDCARD_PSS 11 62#define SNDCARD_SSCAPE 12 63#define SNDCARD_PSS_MPU 13 64#define SNDCARD_PSS_MSS 14 65#define SNDCARD_SSCAPE_MSS 15 66#define SNDCARD_TRXPRO 16 67#define SNDCARD_TRXPRO_SB 17 68#define SNDCARD_TRXPRO_MPU 18 69#define SNDCARD_MAD16 19 70#define SNDCARD_MAD16_MPU 20 71#define SNDCARD_CS4232 21 72#define SNDCARD_CS4232_MPU 22 73#define SNDCARD_MAUI 23 74#define SNDCARD_PSEUDO_MSS 24 75#define SNDCARD_GUSPNP 25 76#define SNDCARD_UART401 26 77/* Sound card numbers 27 to N are reserved. Don't add more numbers here. */ 78 79/*********************************** 80 * IOCTL Commands for /dev/sequencer 81 */ 82 83#ifndef _SIOWR 84#if defined(_IOWR) && (defined(_AIX) || (!defined(sun) && !defined(sparc) && !defined(__sparc__) && !defined(__INCioctlh) && !defined(__Lynx__))) 85/* Use already defined ioctl defines if they exist (except with Sun or Sparc) */ 86#define SIOCPARM_MASK IOCPARM_MASK 87#define SIOC_VOID IOC_VOID 88#define SIOC_OUT IOC_OUT 89#define SIOC_IN IOC_IN 90#define SIOC_INOUT IOC_INOUT 91#define _SIOC_SIZE _IOC_SIZE 92#define _SIOC_DIR _IOC_DIR 93#define _SIOC_NONE _IOC_NONE 94#define _SIOC_READ _IOC_READ 95#define _SIOC_WRITE _IOC_WRITE 96#define _SIO _IO 97#define _SIOR _IOR 98#define _SIOW _IOW 99#define _SIOWR _IOWR 100#else 101 102/* Ioctl's have the command encoded in the lower word, 103 * and the size of any in or out parameters in the upper 104 * word. The high 2 bits of the upper word are used 105 * to encode the in/out status of the parameter; for now 106 * we restrict parameters to at most 8191 bytes. 107 */ 108/* #define SIOCTYPE (0xff<<8) */ 109#define SIOCPARM_MASK 0x1fff /* parameters must be < 8192 bytes */ 110#define SIOC_VOID 0x00000000 /* no parameters */ 111#define SIOC_OUT 0x20000000 /* copy out parameters */ 112#define SIOC_IN 0x40000000 /* copy in parameters */ 113#define SIOC_INOUT (SIOC_IN|SIOC_OUT) 114/* the 0x20000000 is so we can distinguish new ioctl's from old */ 115#define _SIO(x,y) ((int)(SIOC_VOID|(x<<8)|y)) 116#define _SIOR(x,y,t) ((int)(SIOC_OUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) 117#define _SIOW(x,y,t) ((int)(SIOC_IN|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) 118/* this should be _SIORW, but stdio got there first */ 119#define _SIOWR(x,y,t) ((int)(SIOC_INOUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) 120#define _SIOC_SIZE(x) ((x>>16)&SIOCPARM_MASK) 121#define _SIOC_DIR(x) (x & 0xf0000000) 122#define _SIOC_NONE SIOC_VOID 123#define _SIOC_READ SIOC_OUT 124#define _SIOC_WRITE SIOC_IN 125# endif /* _IOWR */ 126#endif /* !_SIOWR */ 127 128#define SNDCTL_SEQ_RESET _SIO ('Q', 0) 129#define SNDCTL_SEQ_SYNC _SIO ('Q', 1) 130#define SNDCTL_SYNTH_INFO _SIOWR('Q', 2, struct synth_info) 131#define SNDCTL_SEQ_CTRLRATE _SIOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ 132#define SNDCTL_SEQ_GETOUTCOUNT _SIOR ('Q', 4, int) 133#define SNDCTL_SEQ_GETINCOUNT _SIOR ('Q', 5, int) 134#define SNDCTL_SEQ_PERCMODE _SIOW ('Q', 6, int) 135#define SNDCTL_FM_LOAD_INSTR _SIOW ('Q', 7, struct sbi_instrument) /* Obsolete. Don't use!!!!!! */ 136#define SNDCTL_SEQ_TESTMIDI _SIOW ('Q', 8, int) 137#define SNDCTL_SEQ_RESETSAMPLES _SIOW ('Q', 9, int) 138#define SNDCTL_SEQ_NRSYNTHS _SIOR ('Q',10, int) 139#define SNDCTL_SEQ_NRMIDIS _SIOR ('Q',11, int) 140#define SNDCTL_MIDI_INFO _SIOWR('Q',12, struct midi_info) 141#define SNDCTL_SEQ_THRESHOLD _SIOW ('Q',13, int) 142#define SNDCTL_SYNTH_MEMAVL _SIOWR('Q',14, int) /* in=dev#, out=memsize */ 143#define SNDCTL_FM_4OP_ENABLE _SIOW ('Q',15, int) /* in=dev# */ 144#define SNDCTL_SEQ_PANIC _SIO ('Q',17) 145#define SNDCTL_SEQ_OUTOFBAND _SIOW ('Q',18, struct seq_event_rec) 146#define SNDCTL_SEQ_GETTIME _SIOR ('Q',19, int) 147#define SNDCTL_SYNTH_ID _SIOWR('Q',20, struct synth_info) 148#define SNDCTL_SYNTH_CONTROL _SIOWR('Q',21, struct synth_control) 149#define SNDCTL_SYNTH_REMOVESAMPLE _SIOWR('Q',22, struct remove_sample) 150 151typedef struct synth_control 152{ 153 int devno; /* Synthesizer # */ 154 char data[4000]; /* Device spesific command/data record */ 155}synth_control; 156 157typedef struct remove_sample 158{ 159 int devno; /* Synthesizer # */ 160 int bankno; /* MIDI bank # (0=General MIDI) */ 161 int instrno; /* MIDI instrument number */ 162} remove_sample; 163 164typedef struct seq_event_rec { 165 unsigned char arr[8]; 166} seq_event_rec; 167 168#define SNDCTL_TMR_TIMEBASE _SIOWR('T', 1, int) 169#define SNDCTL_TMR_START _SIO ('T', 2) 170#define SNDCTL_TMR_STOP _SIO ('T', 3) 171#define SNDCTL_TMR_CONTINUE _SIO ('T', 4) 172#define SNDCTL_TMR_TEMPO _SIOWR('T', 5, int) 173#define SNDCTL_TMR_SOURCE _SIOWR('T', 6, int) 174# define TMR_INTERNAL 0x00000001 175# define TMR_EXTERNAL 0x00000002 176# define TMR_MODE_MIDI 0x00000010 177# define TMR_MODE_FSK 0x00000020 178# define TMR_MODE_CLS 0x00000040 179# define TMR_MODE_SMPTE 0x00000080 180#define SNDCTL_TMR_METRONOME _SIOW ('T', 7, int) 181#define SNDCTL_TMR_SELECT _SIOW ('T', 8, int) 182 183/* 184 * Some big endian/little endian handling macros 185 */ 186 187#define _LINUX_PATCHKEY_H_INDIRECT 188#include <linux/patchkey.h> 189#undef _LINUX_PATCHKEY_H_INDIRECT 190 191#if !defined(__KERNEL__) 192# if defined(__BYTE_ORDER) 193# if __BYTE_ORDER == __BIG_ENDIAN 194# define AFMT_S16_NE AFMT_S16_BE 195# elif __BYTE_ORDER == __LITTLE_ENDIAN 196# define AFMT_S16_NE AFMT_S16_LE 197# else 198# error "could not determine byte order" 199# endif 200# endif 201#endif 202 203/* 204 * Sample loading mechanism for internal synthesizers (/dev/sequencer) 205 * The following patch_info structure has been designed to support 206 * Gravis UltraSound. It tries to be universal format for uploading 207 * sample based patches but is probably too limited. 208 * 209 * (PBD) As Hannu guessed, the GUS structure is too limited for 210 * the WaveFront, but this is the right place for a constant definition. 211 */ 212 213struct patch_info { 214 unsigned short key; /* Use WAVE_PATCH here */ 215#define WAVE_PATCH _PATCHKEY(0x04) 216#define GUS_PATCH WAVE_PATCH 217#define WAVEFRONT_PATCH _PATCHKEY(0x06) 218 219 short device_no; /* Synthesizer number */ 220 short instr_no; /* Midi pgm# */ 221 222 unsigned int mode; 223/* 224 * The least significant byte has the same format than the GUS .PAT 225 * files 226 */ 227#define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ 228#define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ 229#define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ 230#define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ 231#define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ 232#define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ 233#define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ 234#define WAVE_FAST_RELEASE 0x80 /* bit 7 = Shut off immediately after note off */ 235 /* (use the env_rate/env_offs fields). */ 236/* Linux specific bits */ 237#define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ 238#define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ 239#define WAVE_SCALE 0x00040000 /* The scaling info is valid */ 240#define WAVE_FRACTIONS 0x00080000 /* Fraction information is valid */ 241/* Reserved bits */ 242#define WAVE_ROM 0x40000000 /* For future use */ 243#define WAVE_MULAW 0x20000000 /* For future use */ 244/* Other bits must be zeroed */ 245 246 int len; /* Size of the wave data in bytes */ 247 int loop_start, loop_end; /* Byte offsets from the beginning */ 248 249/* 250 * The base_freq and base_note fields are used when computing the 251 * playback speed for a note. The base_note defines the tone frequency 252 * which is heard if the sample is played using the base_freq as the 253 * playback speed. 254 * 255 * The low_note and high_note fields define the minimum and maximum note 256 * frequencies for which this sample is valid. It is possible to define 257 * more than one samples for an instrument number at the same time. The 258 * low_note and high_note fields are used to select the most suitable one. 259 * 260 * The fields base_note, high_note and low_note should contain 261 * the note frequency multiplied by 1000. For example value for the 262 * middle A is 440*1000. 263 */ 264 265 unsigned int base_freq; 266 unsigned int base_note; 267 unsigned int high_note; 268 unsigned int low_note; 269 int panning; /* -128=left, 127=right */ 270 int detuning; 271 272/* New fields introduced in version 1.99.5 */ 273 274 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */ 275 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ 276 unsigned char env_offset[ 6 ]; /* 255 == 100% */ 277 278 /* 279 * The tremolo, vibrato and scale info are not supported yet. 280 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or 281 * WAVE_SCALE 282 */ 283 284 unsigned char tremolo_sweep; 285 unsigned char tremolo_rate; 286 unsigned char tremolo_depth; 287 288 unsigned char vibrato_sweep; 289 unsigned char vibrato_rate; 290 unsigned char vibrato_depth; 291 292 int scale_frequency; 293 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ 294 295 int volume; 296 int fractions; 297 int reserved1; 298 int spare[2]; 299 char data[1]; /* The waveform data starts here */ 300 }; 301 302struct sysex_info { 303 short key; /* Use SYSEX_PATCH or MAUI_PATCH here */ 304#define SYSEX_PATCH _PATCHKEY(0x05) 305#define MAUI_PATCH _PATCHKEY(0x06) 306 short device_no; /* Synthesizer number */ 307 int len; /* Size of the sysex data in bytes */ 308 unsigned char data[1]; /* Sysex data starts here */ 309 }; 310 311/* 312 * /dev/sequencer input events. 313 * 314 * The data written to the /dev/sequencer is a stream of events. Events 315 * are records of 4 or 8 bytes. The first byte defines the size. 316 * Any number of events can be written with a write call. There 317 * is a set of macros for sending these events. Use these macros if you 318 * want to maximize portability of your program. 319 * 320 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. 321 * (All input events are currently 4 bytes long. Be prepared to support 322 * 8 byte events also. If you receive any event having first byte >= 128, 323 * it's a 8 byte event. 324 * 325 * The events are documented at the end of this file. 326 * 327 * Normal events (4 bytes) 328 * There is also a 8 byte version of most of the 4 byte events. The 329 * 8 byte one is recommended. 330 */ 331#define SEQ_NOTEOFF 0 332#define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ 333#define SEQ_NOTEON 1 334#define SEQ_FMNOTEON SEQ_NOTEON 335#define SEQ_WAIT TMR_WAIT_ABS 336#define SEQ_PGMCHANGE 3 337#define SEQ_FMPGMCHANGE SEQ_PGMCHANGE 338#define SEQ_SYNCTIMER TMR_START 339#define SEQ_MIDIPUTC 5 340#define SEQ_DRUMON 6 /*** OBSOLETE ***/ 341#define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ 342#define SEQ_ECHO TMR_ECHO /* For synching programs with output */ 343#define SEQ_AFTERTOUCH 9 344#define SEQ_CONTROLLER 10 345 346/******************************************* 347 * Midi controller numbers 348 ******************************************* 349 * Controllers 0 to 31 (0x00 to 0x1f) and 350 * 32 to 63 (0x20 to 0x3f) are continuous 351 * controllers. 352 * In the MIDI 1.0 these controllers are sent using 353 * two messages. Controller numbers 0 to 31 are used 354 * to send the MSB and the controller numbers 32 to 63 355 * are for the LSB. Note that just 7 bits are used in MIDI bytes. 356 */ 357 358#define CTL_BANK_SELECT 0x00 359#define CTL_MODWHEEL 0x01 360#define CTL_BREATH 0x02 361/* undefined 0x03 */ 362#define CTL_FOOT 0x04 363#define CTL_PORTAMENTO_TIME 0x05 364#define CTL_DATA_ENTRY 0x06 365#define CTL_MAIN_VOLUME 0x07 366#define CTL_BALANCE 0x08 367/* undefined 0x09 */ 368#define CTL_PAN 0x0a 369#define CTL_EXPRESSION 0x0b 370/* undefined 0x0c */ 371/* undefined 0x0d */ 372/* undefined 0x0e */ 373/* undefined 0x0f */ 374#define CTL_GENERAL_PURPOSE1 0x10 375#define CTL_GENERAL_PURPOSE2 0x11 376#define CTL_GENERAL_PURPOSE3 0x12 377#define CTL_GENERAL_PURPOSE4 0x13 378/* undefined 0x14 - 0x1f */ 379 380/* undefined 0x20 */ 381/* The controller numbers 0x21 to 0x3f are reserved for the */ 382/* least significant bytes of the controllers 0x00 to 0x1f. */ 383/* These controllers are not recognised by the driver. */ 384 385/* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */ 386/* 0=OFF and 127=ON (intermediate values are possible) */ 387#define CTL_DAMPER_PEDAL 0x40 388#define CTL_SUSTAIN 0x40 /* Alias */ 389#define CTL_HOLD 0x40 /* Alias */ 390#define CTL_PORTAMENTO 0x41 391#define CTL_SOSTENUTO 0x42 392#define CTL_SOFT_PEDAL 0x43 393/* undefined 0x44 */ 394#define CTL_HOLD2 0x45 395/* undefined 0x46 - 0x4f */ 396 397#define CTL_GENERAL_PURPOSE5 0x50 398#define CTL_GENERAL_PURPOSE6 0x51 399#define CTL_GENERAL_PURPOSE7 0x52 400#define CTL_GENERAL_PURPOSE8 0x53 401/* undefined 0x54 - 0x5a */ 402#define CTL_EXT_EFF_DEPTH 0x5b 403#define CTL_TREMOLO_DEPTH 0x5c 404#define CTL_CHORUS_DEPTH 0x5d 405#define CTL_DETUNE_DEPTH 0x5e 406#define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */ 407#define CTL_PHASER_DEPTH 0x5f 408#define CTL_DATA_INCREMENT 0x60 409#define CTL_DATA_DECREMENT 0x61 410#define CTL_NONREG_PARM_NUM_LSB 0x62 411#define CTL_NONREG_PARM_NUM_MSB 0x63 412#define CTL_REGIST_PARM_NUM_LSB 0x64 413#define CTL_REGIST_PARM_NUM_MSB 0x65 414/* undefined 0x66 - 0x78 */ 415/* reserved 0x79 - 0x7f */ 416 417/* Pseudo controllers (not midi compatible) */ 418#define CTRL_PITCH_BENDER 255 419#define CTRL_PITCH_BENDER_RANGE 254 420#define CTRL_EXPRESSION 253 /* Obsolete */ 421#define CTRL_MAIN_VOLUME 252 /* Obsolete */ 422#define SEQ_BALANCE 11 423#define SEQ_VOLMODE 12 424 425/* 426 * Volume mode decides how volumes are used 427 */ 428 429#define VOL_METHOD_ADAGIO 1 430#define VOL_METHOD_LINEAR 2 431 432/* 433 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as 434 * input events. 435 */ 436 437/* 438 * Event codes 0xf0 to 0xfc are reserved for future extensions. 439 */ 440 441#define SEQ_FULLSIZE 0xfd /* Long events */ 442/* 443 * SEQ_FULLSIZE events are used for loading patches/samples to the 444 * synthesizer devices. These events are passed directly to the driver 445 * of the associated synthesizer device. There is no limit to the size 446 * of the extended events. These events are not queued but executed 447 * immediately when the write() is called (execution can take several 448 * seconds of time). 449 * 450 * When a SEQ_FULLSIZE message is written to the device, it must 451 * be written using exactly one write() call. Other events cannot 452 * be mixed to the same write. 453 * 454 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the 455 * /dev/sequencer. Don't write other data together with the instrument structure 456 * Set the key field of the structure to FM_PATCH. The device field is used to 457 * route the patch to the corresponding device. 458 * 459 * For wave table use struct patch_info. Initialize the key field 460 * to WAVE_PATCH. 461 */ 462#define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ 463#define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */ 464 465/* 466 * Record for FM patches 467 */ 468 469typedef unsigned char sbi_instr_data[32]; 470 471struct sbi_instrument { 472 unsigned short key; /* FM_PATCH or OPL3_PATCH */ 473#define FM_PATCH _PATCHKEY(0x01) 474#define OPL3_PATCH _PATCHKEY(0x03) 475 short device; /* Synth# (0-4) */ 476 int channel; /* Program# to be initialized */ 477 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ 478 }; 479 480struct synth_info { /* Read only */ 481 char name[30]; 482 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 483 int synth_type; 484#define SYNTH_TYPE_FM 0 485#define SYNTH_TYPE_SAMPLE 1 486#define SYNTH_TYPE_MIDI 2 /* Midi interface */ 487 488 int synth_subtype; 489#define FM_TYPE_ADLIB 0x00 490#define FM_TYPE_OPL3 0x01 491#define MIDI_TYPE_MPU401 0x401 492 493#define SAMPLE_TYPE_BASIC 0x10 494#define SAMPLE_TYPE_GUS SAMPLE_TYPE_BASIC 495#define SAMPLE_TYPE_WAVEFRONT 0x11 496 497 int perc_mode; /* No longer supported */ 498 int nr_voices; 499 int nr_drums; /* Obsolete field */ 500 int instr_bank_size; 501 unsigned int capabilities; 502#define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ 503#define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ 504#define SYNTH_CAP_INPUT 0x00000004 /* Input (MIDI) device */ 505 int dummies[19]; /* Reserve space */ 506 }; 507 508struct sound_timer_info { 509 char name[32]; 510 int caps; 511 }; 512 513#define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */ 514 515struct midi_info { 516 char name[30]; 517 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 518 unsigned int capabilities; /* To be defined later */ 519 int dev_type; 520 int dummies[18]; /* Reserve space */ 521 }; 522 523/******************************************** 524 * ioctl commands for the /dev/midi## 525 */ 526typedef struct { 527 unsigned char cmd; 528 char nr_args, nr_returns; 529 unsigned char data[30]; 530 } mpu_command_rec; 531 532#define SNDCTL_MIDI_PRETIME _SIOWR('m', 0, int) 533#define SNDCTL_MIDI_MPUMODE _SIOWR('m', 1, int) 534#define SNDCTL_MIDI_MPUCMD _SIOWR('m', 2, mpu_command_rec) 535 536/******************************************** 537 * IOCTL commands for /dev/dsp and /dev/audio 538 */ 539 540#define SNDCTL_DSP_RESET _SIO ('P', 0) 541#define SNDCTL_DSP_SYNC _SIO ('P', 1) 542#define SNDCTL_DSP_SPEED _SIOWR('P', 2, int) 543#define SNDCTL_DSP_STEREO _SIOWR('P', 3, int) 544#define SNDCTL_DSP_GETBLKSIZE _SIOWR('P', 4, int) 545#define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT 546#define SNDCTL_DSP_CHANNELS _SIOWR('P', 6, int) 547#define SOUND_PCM_WRITE_CHANNELS SNDCTL_DSP_CHANNELS 548#define SOUND_PCM_WRITE_FILTER _SIOWR('P', 7, int) 549#define SNDCTL_DSP_POST _SIO ('P', 8) 550#define SNDCTL_DSP_SUBDIVIDE _SIOWR('P', 9, int) 551#define SNDCTL_DSP_SETFRAGMENT _SIOWR('P',10, int) 552 553/* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */ 554#define SNDCTL_DSP_GETFMTS _SIOR ('P',11, int) /* Returns a mask */ 555#define SNDCTL_DSP_SETFMT _SIOWR('P',5, int) /* Selects ONE fmt*/ 556# define AFMT_QUERY 0x00000000 /* Return current fmt */ 557# define AFMT_MU_LAW 0x00000001 558# define AFMT_A_LAW 0x00000002 559# define AFMT_IMA_ADPCM 0x00000004 560# define AFMT_U8 0x00000008 561# define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/ 562# define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */ 563# define AFMT_S8 0x00000040 564# define AFMT_U16_LE 0x00000080 /* Little endian U16 */ 565# define AFMT_U16_BE 0x00000100 /* Big endian U16 */ 566# define AFMT_MPEG 0x00000200 /* MPEG (2) audio */ 567# define AFMT_AC3 0x00000400 /* Dolby Digital AC3 */ 568 569/* 570 * Buffer status queries. 571 */ 572typedef struct audio_buf_info { 573 int fragments; /* # of available fragments (partially usend ones not counted) */ 574 int fragstotal; /* Total # of fragments allocated */ 575 int fragsize; /* Size of a fragment in bytes */ 576 577 int bytes; /* Available space in bytes (includes partially used fragments) */ 578 /* Note! 'bytes' could be more than fragments*fragsize */ 579 } audio_buf_info; 580 581#define SNDCTL_DSP_GETOSPACE _SIOR ('P',12, audio_buf_info) 582#define SNDCTL_DSP_GETISPACE _SIOR ('P',13, audio_buf_info) 583#define SNDCTL_DSP_NONBLOCK _SIO ('P',14) 584#define SNDCTL_DSP_GETCAPS _SIOR ('P',15, int) 585# define DSP_CAP_REVISION 0x000000ff /* Bits for revision level (0 to 255) */ 586# define DSP_CAP_DUPLEX 0x00000100 /* Full duplex record/playback */ 587# define DSP_CAP_REALTIME 0x00000200 /* Real time capability */ 588# define DSP_CAP_BATCH 0x00000400 /* Device has some kind of */ 589 /* internal buffers which may */ 590 /* cause some delays and */ 591 /* decrease precision of timing */ 592# define DSP_CAP_COPROC 0x00000800 /* Has a coprocessor */ 593 /* Sometimes it's a DSP */ 594 /* but usually not */ 595# define DSP_CAP_TRIGGER 0x00001000 /* Supports SETTRIGGER */ 596# define DSP_CAP_MMAP 0x00002000 /* Supports mmap() */ 597# define DSP_CAP_MULTI 0x00004000 /* support multiple open */ 598# define DSP_CAP_BIND 0x00008000 /* channel binding to front/rear/cneter/lfe */ 599 600 601#define SNDCTL_DSP_GETTRIGGER _SIOR ('P',16, int) 602#define SNDCTL_DSP_SETTRIGGER _SIOW ('P',16, int) 603# define PCM_ENABLE_INPUT 0x00000001 604# define PCM_ENABLE_OUTPUT 0x00000002 605 606typedef struct count_info { 607 int bytes; /* Total # of bytes processed */ 608 int blocks; /* # of fragment transitions since last time */ 609 int ptr; /* Current DMA pointer value */ 610 } count_info; 611 612#define SNDCTL_DSP_GETIPTR _SIOR ('P',17, count_info) 613#define SNDCTL_DSP_GETOPTR _SIOR ('P',18, count_info) 614 615typedef struct buffmem_desc { 616 unsigned *buffer; 617 int size; 618 } buffmem_desc; 619#define SNDCTL_DSP_MAPINBUF _SIOR ('P', 19, buffmem_desc) 620#define SNDCTL_DSP_MAPOUTBUF _SIOR ('P', 20, buffmem_desc) 621#define SNDCTL_DSP_SETSYNCRO _SIO ('P', 21) 622#define SNDCTL_DSP_SETDUPLEX _SIO ('P', 22) 623#define SNDCTL_DSP_GETODELAY _SIOR ('P', 23, int) 624 625#define SNDCTL_DSP_GETCHANNELMASK _SIOWR('P', 64, int) 626#define SNDCTL_DSP_BIND_CHANNEL _SIOWR('P', 65, int) 627# define DSP_BIND_QUERY 0x00000000 628# define DSP_BIND_FRONT 0x00000001 629# define DSP_BIND_SURR 0x00000002 630# define DSP_BIND_CENTER_LFE 0x00000004 631# define DSP_BIND_HANDSET 0x00000008 632# define DSP_BIND_MIC 0x00000010 633# define DSP_BIND_MODEM1 0x00000020 634# define DSP_BIND_MODEM2 0x00000040 635# define DSP_BIND_I2S 0x00000080 636# define DSP_BIND_SPDIF 0x00000100 637 638#define SNDCTL_DSP_SETSPDIF _SIOW ('P', 66, int) 639#define SNDCTL_DSP_GETSPDIF _SIOR ('P', 67, int) 640# define SPDIF_PRO 0x0001 641# define SPDIF_N_AUD 0x0002 642# define SPDIF_COPY 0x0004 643# define SPDIF_PRE 0x0008 644# define SPDIF_CC 0x07f0 645# define SPDIF_L 0x0800 646# define SPDIF_DRS 0x4000 647# define SPDIF_V 0x8000 648 649/* 650 * Application's profile defines the way how playback underrun situations should be handled. 651 * 652 * APF_NORMAL (the default) and APF_NETWORK make the driver to cleanup the 653 * playback buffer whenever an underrun occurs. This consumes some time 654 * prevents looping the existing buffer. 655 * APF_CPUINTENS is intended to be set by CPU intensive applications which 656 * are likely to run out of time occasionally. In this mode the buffer cleanup is 657 * disabled which saves CPU time but also let's the previous buffer content to 658 * be played during the "pause" after the underrun. 659 */ 660#define SNDCTL_DSP_PROFILE _SIOW ('P', 23, int) 661#define APF_NORMAL 0 /* Normal applications */ 662#define APF_NETWORK 1 /* Underruns probably caused by an "external" delay */ 663#define APF_CPUINTENS 2 /* Underruns probably caused by "overheating" the CPU */ 664 665#define SOUND_PCM_READ_RATE _SIOR ('P', 2, int) 666#define SOUND_PCM_READ_CHANNELS _SIOR ('P', 6, int) 667#define SOUND_PCM_READ_BITS _SIOR ('P', 5, int) 668#define SOUND_PCM_READ_FILTER _SIOR ('P', 7, int) 669 670/* Some alias names */ 671#define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT 672#define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED 673#define SOUND_PCM_POST SNDCTL_DSP_POST 674#define SOUND_PCM_RESET SNDCTL_DSP_RESET 675#define SOUND_PCM_SYNC SNDCTL_DSP_SYNC 676#define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE 677#define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT 678#define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS 679#define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT 680#define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE 681#define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE 682#define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK 683#define SOUND_PCM_GETCAPS SNDCTL_DSP_GETCAPS 684#define SOUND_PCM_GETTRIGGER SNDCTL_DSP_GETTRIGGER 685#define SOUND_PCM_SETTRIGGER SNDCTL_DSP_SETTRIGGER 686#define SOUND_PCM_SETSYNCRO SNDCTL_DSP_SETSYNCRO 687#define SOUND_PCM_GETIPTR SNDCTL_DSP_GETIPTR 688#define SOUND_PCM_GETOPTR SNDCTL_DSP_GETOPTR 689#define SOUND_PCM_MAPINBUF SNDCTL_DSP_MAPINBUF 690#define SOUND_PCM_MAPOUTBUF SNDCTL_DSP_MAPOUTBUF 691 692/* 693 * ioctl calls to be used in communication with coprocessors and 694 * DSP chips. 695 */ 696 697typedef struct copr_buffer { 698 int command; /* Set to 0 if not used */ 699 int flags; 700#define CPF_NONE 0x0000 701#define CPF_FIRST 0x0001 /* First block */ 702#define CPF_LAST 0x0002 /* Last block */ 703 int len; 704 int offs; /* If required by the device (0 if not used) */ 705 706 unsigned char data[4000]; /* NOTE! 4000 is not 4k */ 707 } copr_buffer; 708 709typedef struct copr_debug_buf { 710 int command; /* Used internally. Set to 0 */ 711 int parm1; 712 int parm2; 713 int flags; 714 int len; /* Length of data in bytes */ 715 } copr_debug_buf; 716 717typedef struct copr_msg { 718 int len; 719 unsigned char data[4000]; 720 } copr_msg; 721 722#define SNDCTL_COPR_RESET _SIO ('C', 0) 723#define SNDCTL_COPR_LOAD _SIOWR('C', 1, copr_buffer) 724#define SNDCTL_COPR_RDATA _SIOWR('C', 2, copr_debug_buf) 725#define SNDCTL_COPR_RCODE _SIOWR('C', 3, copr_debug_buf) 726#define SNDCTL_COPR_WDATA _SIOW ('C', 4, copr_debug_buf) 727#define SNDCTL_COPR_WCODE _SIOW ('C', 5, copr_debug_buf) 728#define SNDCTL_COPR_RUN _SIOWR('C', 6, copr_debug_buf) 729#define SNDCTL_COPR_HALT _SIOWR('C', 7, copr_debug_buf) 730#define SNDCTL_COPR_SENDMSG _SIOWR('C', 8, copr_msg) 731#define SNDCTL_COPR_RCVMSG _SIOR ('C', 9, copr_msg) 732 733/********************************************* 734 * IOCTL commands for /dev/mixer 735 */ 736 737/* 738 * Mixer devices 739 * 740 * There can be up to 20 different analog mixer channels. The 741 * SOUND_MIXER_NRDEVICES gives the currently supported maximum. 742 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells 743 * the devices supported by the particular mixer. 744 */ 745 746#define SOUND_MIXER_NRDEVICES 25 747#define SOUND_MIXER_VOLUME 0 748#define SOUND_MIXER_BASS 1 749#define SOUND_MIXER_TREBLE 2 750#define SOUND_MIXER_SYNTH 3 751#define SOUND_MIXER_PCM 4 752#define SOUND_MIXER_SPEAKER 5 753#define SOUND_MIXER_LINE 6 754#define SOUND_MIXER_MIC 7 755#define SOUND_MIXER_CD 8 756#define SOUND_MIXER_IMIX 9 /* Recording monitor */ 757#define SOUND_MIXER_ALTPCM 10 758#define SOUND_MIXER_RECLEV 11 /* Recording level */ 759#define SOUND_MIXER_IGAIN 12 /* Input gain */ 760#define SOUND_MIXER_OGAIN 13 /* Output gain */ 761/* 762 * The AD1848 codec and compatibles have three line level inputs 763 * (line, aux1 and aux2). Since each card manufacturer have assigned 764 * different meanings to these inputs, it's inpractical to assign 765 * specific meanings (line, cd, synth etc.) to them. 766 */ 767#define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */ 768#define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */ 769#define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */ 770#define SOUND_MIXER_DIGITAL1 17 /* Digital (input) 1 */ 771#define SOUND_MIXER_DIGITAL2 18 /* Digital (input) 2 */ 772#define SOUND_MIXER_DIGITAL3 19 /* Digital (input) 3 */ 773#define SOUND_MIXER_PHONEIN 20 /* Phone input */ 774#define SOUND_MIXER_PHONEOUT 21 /* Phone output */ 775#define SOUND_MIXER_VIDEO 22 /* Video/TV (audio) in */ 776#define SOUND_MIXER_RADIO 23 /* Radio in */ 777#define SOUND_MIXER_MONITOR 24 /* Monitor (usually mic) volume */ 778 779/* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ 780/* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ 781#define SOUND_ONOFF_MIN 28 782#define SOUND_ONOFF_MAX 30 783 784/* Note! Number 31 cannot be used since the sign bit is reserved */ 785#define SOUND_MIXER_NONE 31 786 787/* 788 * The following unsupported macros are no longer functional. 789 * Use SOUND_MIXER_PRIVATE# macros in future. 790 */ 791#define SOUND_MIXER_ENHANCE SOUND_MIXER_NONE 792#define SOUND_MIXER_MUTE SOUND_MIXER_NONE 793#define SOUND_MIXER_LOUD SOUND_MIXER_NONE 794 795 796#define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ 797 "Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \ 798 "Line1", "Line2", "Line3", "Digital1", "Digital2", "Digital3", \ 799 "PhoneIn", "PhoneOut", "Video", "Radio", "Monitor"} 800 801#define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ 802 "mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \ 803 "line1", "line2", "line3", "dig1", "dig2", "dig3", \ 804 "phin", "phout", "video", "radio", "monitor"} 805 806/* Device bitmask identifiers */ 807 808#define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ 809#define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ 810#define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ 811#define SOUND_MIXER_CAPS 0xfc 812# define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ 813#define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ 814#define SOUND_MIXER_OUTSRC 0xfa /* Arg contains a bit for each input source to output */ 815#define SOUND_MIXER_OUTMASK 0xf9 /* Arg contains a bit for each supported input source to output */ 816 817/* Device mask bits */ 818 819#define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) 820#define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) 821#define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) 822#define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) 823#define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) 824#define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) 825#define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) 826#define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) 827#define SOUND_MASK_CD (1 << SOUND_MIXER_CD) 828#define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) 829#define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) 830#define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) 831#define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN) 832#define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN) 833#define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1) 834#define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2) 835#define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3) 836#define SOUND_MASK_DIGITAL1 (1 << SOUND_MIXER_DIGITAL1) 837#define SOUND_MASK_DIGITAL2 (1 << SOUND_MIXER_DIGITAL2) 838#define SOUND_MASK_DIGITAL3 (1 << SOUND_MIXER_DIGITAL3) 839#define SOUND_MASK_PHONEIN (1 << SOUND_MIXER_PHONEIN) 840#define SOUND_MASK_PHONEOUT (1 << SOUND_MIXER_PHONEOUT) 841#define SOUND_MASK_RADIO (1 << SOUND_MIXER_RADIO) 842#define SOUND_MASK_VIDEO (1 << SOUND_MIXER_VIDEO) 843#define SOUND_MASK_MONITOR (1 << SOUND_MIXER_MONITOR) 844 845/* Obsolete macros */ 846#define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) 847#define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) 848#define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) 849 850#define MIXER_READ(dev) _SIOR('M', dev, int) 851#define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) 852#define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) 853#define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) 854#define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) 855#define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) 856#define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) 857#define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) 858#define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) 859#define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) 860#define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) 861#define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) 862#define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) 863#define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN) 864#define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN) 865#define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1) 866#define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2) 867#define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3) 868 869/* Obsolete macros */ 870#define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) 871#define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) 872#define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) 873 874#define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) 875#define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) 876#define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) 877#define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) 878#define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) 879 880#define MIXER_WRITE(dev) _SIOWR('M', dev, int) 881#define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) 882#define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) 883#define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) 884#define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) 885#define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) 886#define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) 887#define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) 888#define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) 889#define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) 890#define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) 891#define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) 892#define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) 893#define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN) 894#define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN) 895#define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1) 896#define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2) 897#define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3) 898 899/* Obsolete macros */ 900#define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) 901#define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) 902#define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) 903 904#define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) 905 906typedef struct mixer_info 907{ 908 char id[16]; 909 char name[32]; 910 int modify_counter; 911 int fillers[10]; 912} mixer_info; 913 914typedef struct _old_mixer_info /* Obsolete */ 915{ 916 char id[16]; 917 char name[32]; 918} _old_mixer_info; 919 920#define SOUND_MIXER_INFO _SIOR ('M', 101, mixer_info) 921#define SOUND_OLD_MIXER_INFO _SIOR ('M', 101, _old_mixer_info) 922 923/* 924 * A mechanism for accessing "proprietary" mixer features. This method 925 * permits passing 128 bytes of arbitrary data between a mixer application 926 * and the mixer driver. Interpretation of the record is defined by 927 * the particular mixer driver. 928 */ 929typedef unsigned char mixer_record[128]; 930 931#define SOUND_MIXER_ACCESS _SIOWR('M', 102, mixer_record) 932 933/* 934 * Two ioctls for special souncard function 935 */ 936#define SOUND_MIXER_AGC _SIOWR('M', 103, int) 937#define SOUND_MIXER_3DSE _SIOWR('M', 104, int) 938 939/* 940 * The SOUND_MIXER_PRIVATE# commands can be redefined by low level drivers. 941 * These features can be used when accessing device specific features. 942 */ 943#define SOUND_MIXER_PRIVATE1 _SIOWR('M', 111, int) 944#define SOUND_MIXER_PRIVATE2 _SIOWR('M', 112, int) 945#define SOUND_MIXER_PRIVATE3 _SIOWR('M', 113, int) 946#define SOUND_MIXER_PRIVATE4 _SIOWR('M', 114, int) 947#define SOUND_MIXER_PRIVATE5 _SIOWR('M', 115, int) 948 949/* 950 * SOUND_MIXER_GETLEVELS and SOUND_MIXER_SETLEVELS calls can be used 951 * for querying current mixer settings from the driver and for loading 952 * default volume settings _prior_ activating the mixer (loading 953 * doesn't affect current state of the mixer hardware). These calls 954 * are for internal use only. 955 */ 956 957typedef struct mixer_vol_table { 958 int num; /* Index to volume table */ 959 char name[32]; 960 int levels[32]; 961} mixer_vol_table; 962 963#define SOUND_MIXER_GETLEVELS _SIOWR('M', 116, mixer_vol_table) 964#define SOUND_MIXER_SETLEVELS _SIOWR('M', 117, mixer_vol_table) 965 966/* 967 * An ioctl for identifying the driver version. It will return value 968 * of the SOUND_VERSION macro used when compiling the driver. 969 * This call was introduced in OSS version 3.6 and it will not work 970 * with earlier versions (returns EINVAL). 971 */ 972#define OSS_GETVERSION _SIOR ('M', 118, int) 973 974/* 975 * Level 2 event types for /dev/sequencer 976 */ 977 978/* 979 * The 4 most significant bits of byte 0 specify the class of 980 * the event: 981 * 982 * 0x8X = system level events, 983 * 0x9X = device/port specific events, event[1] = device/port, 984 * The last 4 bits give the subtype: 985 * 0x02 = Channel event (event[3] = chn). 986 * 0x01 = note event (event[4] = note). 987 * (0x01 is not used alone but always with bit 0x02). 988 * event[2] = MIDI message code (0x80=note off etc.) 989 * 990 */ 991 992#define EV_SEQ_LOCAL 0x80 993#define EV_TIMING 0x81 994#define EV_CHN_COMMON 0x92 995#define EV_CHN_VOICE 0x93 996#define EV_SYSEX 0x94 997/* 998 * Event types 200 to 220 are reserved for application use. 999 * These numbers will not be used by the driver. 1000 */ 1001 1002/* 1003 * Events for event type EV_CHN_VOICE 1004 */ 1005 1006#define MIDI_NOTEOFF 0x80 1007#define MIDI_NOTEON 0x90 1008#define MIDI_KEY_PRESSURE 0xA0 1009 1010/* 1011 * Events for event type EV_CHN_COMMON 1012 */ 1013 1014#define MIDI_CTL_CHANGE 0xB0 1015#define MIDI_PGM_CHANGE 0xC0 1016#define MIDI_CHN_PRESSURE 0xD0 1017#define MIDI_PITCH_BEND 0xE0 1018 1019#define MIDI_SYSTEM_PREFIX 0xF0 1020 1021/* 1022 * Timer event types 1023 */ 1024#define TMR_WAIT_REL 1 /* Time relative to the prev time */ 1025#define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */ 1026#define TMR_STOP 3 1027#define TMR_START 4 1028#define TMR_CONTINUE 5 1029#define TMR_TEMPO 6 1030#define TMR_ECHO 8 1031#define TMR_CLOCK 9 /* MIDI clock */ 1032#define TMR_SPP 10 /* Song position pointer */ 1033#define TMR_TIMESIG 11 /* Time signature */ 1034 1035/* 1036 * Local event types 1037 */ 1038#define LOCL_STARTAUDIO 1 1039 1040#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS) 1041/* 1042 * Some convenience macros to simplify programming of the 1043 * /dev/sequencer interface 1044 * 1045 * This is a legacy interface for applications written against 1046 * the OSSlib-3.8 style interface. It is no longer possible 1047 * to actually link against OSSlib with this header, but we 1048 * still provide these macros for programs using them. 1049 * 1050 * If you want to use OSSlib, it is recommended that you get 1051 * the GPL version of OSS-4.x and build against that version 1052 * of the header. 1053 * 1054 * We redefine the extern keyword so that make headers_check 1055 * does not complain about SEQ_USE_EXTBUF. 1056 */ 1057#define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() 1058 1059void seqbuf_dump(void); /* This function must be provided by programs */ 1060 1061#define SEQ_PM_DEFINES int __foo_bar___ 1062 1063#define SEQ_LOAD_GMINSTR(dev, instr) 1064#define SEQ_LOAD_GMDRUM(dev, drum) 1065 1066#define _SEQ_EXTERN extern 1067#define SEQ_USE_EXTBUF() \ 1068 _SEQ_EXTERN unsigned char _seqbuf[]; \ 1069 _SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr 1070 1071#ifndef USE_SIMPLE_MACROS 1072/* Sample seqbuf_dump() implementation: 1073 * 1074 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes 1075 * 1076 * int seqfd; -- The file descriptor for /dev/sequencer. 1077 * 1078 * void 1079 * seqbuf_dump () 1080 * { 1081 * if (_seqbufptr) 1082 * if (write (seqfd, _seqbuf, _seqbufptr) == -1) 1083 * { 1084 * perror ("write /dev/sequencer"); 1085 * exit (-1); 1086 * } 1087 * _seqbufptr = 0; 1088 * } 1089 */ 1090 1091#define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0 1092#define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() 1093#define _SEQ_ADVBUF(len) _seqbufptr += len 1094#define SEQ_DUMPBUF seqbuf_dump 1095#else 1096/* 1097 * This variation of the sequencer macros is used just to format one event 1098 * using fixed buffer. 1099 * 1100 * The program using the macro library must define the following macros before 1101 * using this library. 1102 * 1103 * #define _seqbuf name of the buffer (unsigned char[]) 1104 * #define _SEQ_ADVBUF(len) If the applic needs to know the exact 1105 * size of the event, this macro can be used. 1106 * Otherwise this must be defined as empty. 1107 * #define _seqbufptr Define the name of index variable or 0 if 1108 * not required. 1109 */ 1110#define _SEQ_NEEDBUF(len) /* empty */ 1111#endif 1112 1113#define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ 1114 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 1115 _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ 1116 _seqbuf[_seqbufptr+2] = (dev);\ 1117 _seqbuf[_seqbufptr+3] = (mode);\ 1118 _seqbuf[_seqbufptr+4] = 0;\ 1119 _seqbuf[_seqbufptr+5] = 0;\ 1120 _seqbuf[_seqbufptr+6] = 0;\ 1121 _seqbuf[_seqbufptr+7] = 0;\ 1122 _SEQ_ADVBUF(8);} 1123 1124/* 1125 * Midi voice messages 1126 */ 1127 1128#define _CHN_VOICE(dev, event, chn, note, parm) \ 1129 {_SEQ_NEEDBUF(8);\ 1130 _seqbuf[_seqbufptr] = EV_CHN_VOICE;\ 1131 _seqbuf[_seqbufptr+1] = (dev);\ 1132 _seqbuf[_seqbufptr+2] = (event);\ 1133 _seqbuf[_seqbufptr+3] = (chn);\ 1134 _seqbuf[_seqbufptr+4] = (note);\ 1135 _seqbuf[_seqbufptr+5] = (parm);\ 1136 _seqbuf[_seqbufptr+6] = (0);\ 1137 _seqbuf[_seqbufptr+7] = 0;\ 1138 _SEQ_ADVBUF(8);} 1139 1140#define SEQ_START_NOTE(dev, chn, note, vol) \ 1141 _CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol) 1142 1143#define SEQ_STOP_NOTE(dev, chn, note, vol) \ 1144 _CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol) 1145 1146#define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \ 1147 _CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure) 1148 1149/* 1150 * Midi channel messages 1151 */ 1152 1153#define _CHN_COMMON(dev, event, chn, p1, p2, w14) \ 1154 {_SEQ_NEEDBUF(8);\ 1155 _seqbuf[_seqbufptr] = EV_CHN_COMMON;\ 1156 _seqbuf[_seqbufptr+1] = (dev);\ 1157 _seqbuf[_seqbufptr+2] = (event);\ 1158 _seqbuf[_seqbufptr+3] = (chn);\ 1159 _seqbuf[_seqbufptr+4] = (p1);\ 1160 _seqbuf[_seqbufptr+5] = (p2);\ 1161 *(short *)&_seqbuf[_seqbufptr+6] = (w14);\ 1162 _SEQ_ADVBUF(8);} 1163/* 1164 * SEQ_SYSEX permits sending of sysex messages. (It may look that it permits 1165 * sending any MIDI bytes but it's absolutely not possible. Trying to do 1166 * so _will_ cause problems with MPU401 intelligent mode). 1167 * 1168 * Sysex messages are sent in blocks of 1 to 6 bytes. Longer messages must be 1169 * sent by calling SEQ_SYSEX() several times (there must be no other events 1170 * between them). First sysex fragment must have 0xf0 in the first byte 1171 * and the last byte (buf[len-1] of the last fragment must be 0xf7. No byte 1172 * between these sysex start and end markers cannot be larger than 0x7f. Also 1173 * lengths of each fragments (except the last one) must be 6. 1174 * 1175 * Breaking the above rules may work with some MIDI ports but is likely to 1176 * cause fatal problems with some other devices (such as MPU401). 1177 */ 1178#define SEQ_SYSEX(dev, buf, len) \ 1179 {int ii, ll=(len); \ 1180 unsigned char *bufp=buf;\ 1181 if (ll>6)ll=6;\ 1182 _SEQ_NEEDBUF(8);\ 1183 _seqbuf[_seqbufptr] = EV_SYSEX;\ 1184 _seqbuf[_seqbufptr+1] = (dev);\ 1185 for(ii=0;ii<ll;ii++)\ 1186 _seqbuf[_seqbufptr+ii+2] = bufp[ii];\ 1187 for(ii=ll;ii<6;ii++)\ 1188 _seqbuf[_seqbufptr+ii+2] = 0xff;\ 1189 _SEQ_ADVBUF(8);} 1190 1191#define SEQ_CHN_PRESSURE(dev, chn, pressure) \ 1192 _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) 1193 1194#define SEQ_SET_PATCH SEQ_PGM_CHANGE 1195#define SEQ_PGM_CHANGE(dev, chn, patch) \ 1196 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) 1197 1198#define SEQ_CONTROL(dev, chn, controller, value) \ 1199 _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) 1200 1201#define SEQ_BENDER(dev, chn, value) \ 1202 _CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value) 1203 1204 1205#define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ 1206 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 1207 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ 1208 _seqbuf[_seqbufptr+2] = (dev);\ 1209 _seqbuf[_seqbufptr+3] = (voice);\ 1210 _seqbuf[_seqbufptr+4] = (controller);\ 1211 _seqbuf[_seqbufptr+5] = ((value)&0xff);\ 1212 _seqbuf[_seqbufptr+6] = ((value>>8)&0xff);\ 1213 _seqbuf[_seqbufptr+7] = 0;\ 1214 _SEQ_ADVBUF(8);} 1215/* 1216 * The following 5 macros are incorrectly implemented and obsolete. 1217 * Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead. 1218 */ 1219#define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) 1220#define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) 1221#define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128) 1222#define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100) 1223#define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) 1224 1225/* 1226 * Timing and synchronization macros 1227 */ 1228 1229#define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ 1230 _seqbuf[_seqbufptr+0] = EV_TIMING; \ 1231 _seqbuf[_seqbufptr+1] = (ev); \ 1232 _seqbuf[_seqbufptr+2] = 0;\ 1233 _seqbuf[_seqbufptr+3] = 0;\ 1234 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ 1235 _SEQ_ADVBUF(8);} 1236 1237#define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0) 1238#define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0) 1239#define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0) 1240#define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks) 1241#define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks) 1242#define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key) 1243#define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value) 1244#define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos) 1245#define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig) 1246 1247/* 1248 * Local control events 1249 */ 1250 1251#define _LOCAL_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ 1252 _seqbuf[_seqbufptr+0] = EV_SEQ_LOCAL; \ 1253 _seqbuf[_seqbufptr+1] = (ev); \ 1254 _seqbuf[_seqbufptr+2] = 0;\ 1255 _seqbuf[_seqbufptr+3] = 0;\ 1256 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ 1257 _SEQ_ADVBUF(8);} 1258 1259#define SEQ_PLAYAUDIO(devmask) _LOCAL_EVENT(LOCL_STARTAUDIO, devmask) 1260/* 1261 * Events for the level 1 interface only 1262 */ 1263 1264#define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ 1265 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ 1266 _seqbuf[_seqbufptr+1] = (byte);\ 1267 _seqbuf[_seqbufptr+2] = (device);\ 1268 _seqbuf[_seqbufptr+3] = 0;\ 1269 _SEQ_ADVBUF(4);} 1270 1271/* 1272 * Patch loading. 1273 */ 1274#define SEQ_WRPATCH(patchx, len) \ 1275 {if (_seqbufptr) SEQ_DUMPBUF();\ 1276 if (write(seqfd, (char*)(patchx), len)==-1) \ 1277 perror("Write patch: /dev/sequencer");} 1278#define SEQ_WRPATCH2(patchx, len) \ 1279 (SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len)) 1280 1281#endif 1282#endif /* _UAPISOUNDCARD_H */ 1283