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 * diversity in the world. 34 * 35 * Regards, 36 * Hannu Savolainen 37 * hannu@voxware.pp.fi 38 */ 39 40 #define SOUND_VERSION 301 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 #define SNDCARD_UART6850 8 57 #define SNDCARD_GUS16 9 58 #define SNDCARD_MSS 10 59 #define SNDCARD_PSS 11 60 #define SNDCARD_SSCAPE 12 61 #define SNDCARD_PSS_MPU 13 62 #define SNDCARD_PSS_MSS 14 63 #define SNDCARD_SSCAPE_MSS 15 64 #define SNDCARD_TRXPRO 16 65 #define SNDCARD_TRXPRO_SB 17 66 #define SNDCARD_TRXPRO_MPU 18 67 68 /*********************************** 69 * IOCTL Commands for /dev/sequencer 70 */ 71 72 #ifndef _IOWR 73 /* @(#)ioctlp.h */ 74 75 /* Ioctl's have the command encoded in the lower word, 76 * and the size of any in or out parameters in the upper 77 * word. The high 2 bits of the upper word are used 78 * to encode the in/out status of the parameter; for now 79 * we restrict parameters to at most 128 bytes. 80 */ 81 /* #define IOCTYPE (0xff<<8) */ 82 #define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ 83 #define IOC_VOID 0x00000000 /* no parameters */ 84 #define IOC_OUT 0x20000000 /* copy out parameters */ 85 #define IOC_IN 0x40000000 /* copy in parameters */ 86 #define IOC_INOUT (IOC_IN|IOC_OUT) 87 /* the 0x20000000 is so we can distinguish new ioctl's from old */ 88 #define _IO(x,y) ((int)(IOC_VOID|(x<<8)|y)) 89 #define _IOR(x,y,t) ((int)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 90 #define _IOW(x,y,t) ((int)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 91 /* this should be _IORW, but stdio got there first */ 92 #define _IOWR(x,y,t) ((int)(IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 93 #endif /* !_IOWR */ 94 95 #define SNDCTL_SEQ_RESET _IO ('Q', 0) 96 #define SNDCTL_SEQ_SYNC _IO ('Q', 1) 97 #define SNDCTL_SYNTH_INFO _IOWR('Q', 2, struct synth_info) 98 #define SNDCTL_SEQ_CTRLRATE _IOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ 99 #define SNDCTL_SEQ_GETOUTCOUNT _IOR ('Q', 4, int) 100 #define SNDCTL_SEQ_GETINCOUNT _IOR ('Q', 5, int) 101 #define SNDCTL_SEQ_PERCMODE _IOW ('Q', 6, int) 102 #define SNDCTL_FM_LOAD_INSTR _IOW ('Q', 7, struct sbi_instrument) /* Valid for FM only */ 103 #define SNDCTL_SEQ_TESTMIDI _IOW ('Q', 8, int) 104 #define SNDCTL_SEQ_RESETSAMPLES _IOW ('Q', 9, int) 105 #define SNDCTL_SEQ_NRSYNTHS _IOR ('Q',10, int) 106 #define SNDCTL_SEQ_NRMIDIS _IOR ('Q',11, int) 107 #define SNDCTL_MIDI_INFO _IOWR('Q',12, struct midi_info) 108 #define SNDCTL_SEQ_TRESHOLD _IOW ('Q',13, int) 109 #define SNDCTL_SYNTH_MEMAVL _IOWR('Q',14, int) /* in=dev#, out=memsize */ 110 #define SNDCTL_FM_4OP_ENABLE _IOW ('Q',15, int) /* in=dev# */ 111 #define SNDCTL_PMGR_ACCESS _IOWR('Q',16, struct patmgr_info) 112 #define SNDCTL_SEQ_PANIC _IO ('Q',17) 113 #define SNDCTL_SEQ_OUTOFBAND _IOW ('Q',18, struct seq_event_rec) 114 115 struct seq_event_rec { 116 unsigned char arr[8]; 117 }; 118 119 #define SNDCTL_TMR_TIMEBASE _IOWR('T', 1, int) 120 #define SNDCTL_TMR_START _IO ('T', 2) 121 #define SNDCTL_TMR_STOP _IO ('T', 3) 122 #define SNDCTL_TMR_CONTINUE _IO ('T', 4) 123 #define SNDCTL_TMR_TEMPO _IOWR('T', 5, int) 124 #define SNDCTL_TMR_SOURCE _IOWR('T', 6, int) 125 # define TMR_INTERNAL 0x00000001 126 # define TMR_EXTERNAL 0x00000002 127 # define TMR_MODE_MIDI 0x00000010 128 # define TMR_MODE_FSK 0x00000020 129 # define TMR_MODE_CLS 0x00000040 130 # define TMR_MODE_SMPTE 0x00000080 131 #define SNDCTL_TMR_METRONOME _IOW ('T', 7, int) 132 #define SNDCTL_TMR_SELECT _IOW ('T', 8, int) 133 134 /* 135 * Sample loading mechanism for internal synthesizers (/dev/sequencer) 136 * The following patch_info structure has been designed to support 137 * Gravis UltraSound. It tries to be universal format for uploading 138 * sample based patches but is probably too limited. 139 */ 140 141 struct patch_info { 142 short key; /* Use GUS_PATCH here */ 143 #define GUS_PATCH 0x04fd 144 #define OBSOLETE_GUS_PATCH 0x02fd 145 short device_no; /* Synthesizer number */ 146 short instr_no; /* Midi pgm# */ 147 148 unsigned long mode; 149 /* 150 * The least significant byte has the same format than the GUS .PAT 151 * files 152 */ 153 #define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ 154 #define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ 155 #define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ 156 #define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ 157 #define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ 158 #define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ 159 #define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ 160 /* (use the env_rate/env_offs fields). */ 161 /* Linux specific bits */ 162 #define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ 163 #define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ 164 #define WAVE_SCALE 0x00040000 /* The scaling info is valid */ 165 /* Other bits must be zeroed */ 166 167 long len; /* Size of the wave data in bytes */ 168 long loop_start, loop_end; /* Byte offsets from the beginning */ 169 170 /* 171 * The base_freq and base_note fields are used when computing the 172 * playback speed for a note. The base_note defines the tone frequency 173 * which is heard if the sample is played using the base_freq as the 174 * playback speed. 175 * 176 * The low_note and high_note fields define the minimum and maximum note 177 * frequencies for which this sample is valid. It is possible to define 178 * more than one samples for a instrument number at the same time. The 179 * low_note and high_note fields are used to select the most suitable one. 180 * 181 * The fields base_note, high_note and low_note should contain 182 * the note frequency multiplied by 1000. For example value for the 183 * middle A is 440*1000. 184 */ 185 186 unsigned int base_freq; 187 unsigned long base_note; 188 unsigned long high_note; 189 unsigned long low_note; 190 int panning; /* -128=left, 127=right */ 191 int detuning; 192 193 /* New fields introduced in version 1.99.5 */ 194 195 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */ 196 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ 197 unsigned char env_offset[ 6 ]; /* 255 == 100% */ 198 199 /* 200 * The tremolo, vibrato and scale info are not supported yet. 201 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or 202 * WAVE_SCALE 203 */ 204 205 unsigned char tremolo_sweep; 206 unsigned char tremolo_rate; 207 unsigned char tremolo_depth; 208 209 unsigned char vibrato_sweep; 210 unsigned char vibrato_rate; 211 unsigned char vibrato_depth; 212 213 int scale_frequency; 214 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ 215 216 int volume; 217 int spare[4]; 218 char data[1]; /* The waveform data starts here */ 219 }; 220 221 222 struct sysex_info { 223 short key; /* Use GUS_PATCH here */ 224 #define SYSEX_PATCH 0x05fd 225 short device_no; /* Synthesizer number */ 226 long len; /* Size of the sysex data in bytes */ 227 unsigned char data[1]; /* Sysex data starts here */ 228 }; 229 230 /* 231 * Patch management interface (/dev/sequencer, /dev/patmgr#) 232 * Don't use these calls if you want to maintain compatibility with 233 * the future versions of the driver. 234 */ 235 236 #define PS_NO_PATCHES 0 /* No patch support on device */ 237 #define PS_MGR_NOT_OK 1 /* Plain patch support (no mgr) */ 238 #define PS_MGR_OK 2 /* Patch manager supported */ 239 #define PS_MANAGED 3 /* Patch manager running */ 240 241 #define SNDCTL_PMGR_IFACE _IOWR('P', 1, struct patmgr_info) 242 243 /* 244 * The patmgr_info is a fixed size structure which is used for two 245 * different purposes. The intended use is for communication between 246 * the application using /dev/sequencer and the patch manager daemon 247 * associated with a synthesizer device (ioctl(SNDCTL_PMGR_ACCESS)). 248 * 249 * This structure is also used with ioctl(SNDCTL_PGMR_IFACE) which allows 250 * a patch manager daemon to read and write device parameters. This 251 * ioctl available through /dev/sequencer also. Avoid using it since it's 252 * extremely hardware dependent. In addition access trough /dev/sequencer 253 * may confuse the patch manager daemon. 254 */ 255 256 struct patmgr_info { /* Note! size must be < 4k since kmalloc() is used */ 257 unsigned long key; /* Don't worry. Reserved for communication 258 between the patch manager and the driver. */ 259 #define PM_K_EVENT 1 /* Event from the /dev/sequencer driver */ 260 #define PM_K_COMMAND 2 /* Request from a application */ 261 #define PM_K_RESPONSE 3 /* From patmgr to application */ 262 #define PM_ERROR 4 /* Error returned by the patmgr */ 263 int device; 264 int command; 265 266 /* 267 * Commands 0x000 to 0xfff reserved for patch manager programs 268 */ 269 #define PM_GET_DEVTYPE 1 /* Returns type of the patch mgr interface of dev */ 270 #define PMTYPE_FM2 1 /* 2 OP fm */ 271 #define PMTYPE_FM4 2 /* Mixed 4 or 2 op FM (OPL-3) */ 272 #define PMTYPE_WAVE 3 /* Wave table synthesizer (GUS) */ 273 #define PM_GET_NRPGM 2 /* Returns max # of midi programs in parm1 */ 274 #define PM_GET_PGMMAP 3 /* Returns map of loaded midi programs in data8 */ 275 #define PM_GET_PGM_PATCHES 4 /* Return list of patches of a program (parm1) */ 276 #define PM_GET_PATCH 5 /* Return patch header of patch parm1 */ 277 #define PM_SET_PATCH 6 /* Set patch header of patch parm1 */ 278 #define PM_READ_PATCH 7 /* Read patch (wave) data */ 279 #define PM_WRITE_PATCH 8 /* Write patch (wave) data */ 280 281 /* 282 * Commands 0x1000 to 0xffff are for communication between the patch manager 283 * and the client 284 */ 285 #define _PM_LOAD_PATCH 0x100 286 287 /* 288 * Commands above 0xffff reserved for device specific use 289 */ 290 291 long parm1; 292 long parm2; 293 long parm3; 294 295 union { 296 unsigned char data8[4000]; 297 unsigned short data16[2000]; 298 unsigned long data32[1000]; 299 struct patch_info patch; 300 } data; 301 }; 302 303 /* 304 * When a patch manager daemon is present, it will be informed by the 305 * driver when something important happens. For example when the 306 * /dev/sequencer is opened or closed. A record with key == PM_K_EVENT is 307 * returned. The command field contains the event type: 308 */ 309 #define PM_E_OPENED 1 /* /dev/sequencer opened */ 310 #define PM_E_CLOSED 2 /* /dev/sequencer closed */ 311 #define PM_E_PATCH_RESET 3 /* SNDCTL_RESETSAMPLES called */ 312 #define PM_E_PATCH_LOADED 4 /* A patch has been loaded by appl */ 313 314 /* 315 * /dev/sequencer input events. 316 * 317 * The data written to the /dev/sequencer is a stream of events. Events 318 * are records of 4 or 8 bytes. The first byte defines the size. 319 * Any number of events can be written with a write call. There 320 * is a set of macros for sending these events. Use these macros if you 321 * want to maximize portability of your program. 322 * 323 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. 324 * (All input events are currently 4 bytes long. Be prepared to support 325 * 8 byte events also. If you receive any event having first byte >= 128, 326 * it's a 8 byte event. 327 * 328 * The events are documented at the end of this file. 329 * 330 * Normal events (4 bytes) 331 * There is also a 8 byte version of most of the 4 byte events. The 332 * 8 byte one is recommended. 333 */ 334 #define SEQ_NOTEOFF 0 335 #define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ 336 #define SEQ_NOTEON 1 337 #define SEQ_FMNOTEON SEQ_NOTEON 338 #define SEQ_WAIT TMR_WAIT_ABS 339 #define SEQ_PGMCHANGE 3 340 #define SEQ_FMPGMCHANGE SEQ_PGMCHANGE 341 #define SEQ_SYNCTIMER TMR_START 342 #define SEQ_MIDIPUTC 5 343 #define SEQ_DRUMON 6 /*** OBSOLETE ***/ 344 #define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ 345 #define SEQ_ECHO TMR_ECHO /* For synching programs with output */ 346 #define SEQ_AFTERTOUCH 9 347 #define SEQ_CONTROLLER 10 348 349 /******************************************* 350 * Midi controller numbers 351 ******************************************* 352 * Controllers 0 to 31 (0x00 to 0x1f) and 353 * 32 to 63 (0x20 to 0x3f) are continuous 354 * controllers. 355 * In the MIDI 1.0 these controllers are sent using 356 * two messages. Controller numbers 0 to 31 are used 357 * to send the MSB and the controller numbers 32 to 63 358 * are for the LSB. Note that just 7 bits are used in MIDI bytes. 359 */ 360 361 #define CTL_BANK_SELECT 0x00 362 #define CTL_MODWHEEL 0x01 363 #define CTL_BREATH 0x02 364 /* undefined 0x03 */ 365 #define CTL_FOOT 0x04 366 #define CTL_PORTAMENTO_TIME 0x05 367 #define CTL_DATA_ENTRY 0x06 368 #define CTL_MAIN_VOLUME 0x07 369 #define CTL_BALANCE 0x08 370 /* undefined 0x09 */ 371 #define CTL_PAN 0x0a 372 #define CTL_EXPRESSION 0x0b 373 /* undefined 0x0c */ 374 /* undefined 0x0d */ 375 /* undefined 0x0e */ 376 /* undefined 0x0f */ 377 #define CTL_GENERAL_PURPOSE1 0x10 378 #define CTL_GENERAL_PURPOSE2 0x11 379 #define CTL_GENERAL_PURPOSE3 0x12 380 #define CTL_GENERAL_PURPOSE4 0x13 381 /* undefined 0x14 - 0x1f */ 382 383 /* undefined 0x20 */ 384 /* The controller numbers 0x21 to 0x3f are reserved for the */ 385 /* least significant bytes of the controllers 0x00 to 0x1f. */ 386 /* These controllers are not recognized by the driver. */ 387 388 /* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */ 389 /* 0=OFF and 127=ON (intermediate values are possible) */ 390 #define CTL_DAMPER_PEDAL 0x40 391 #define CTL_SUSTAIN 0x40 /* Alias */ 392 #define CTL_HOLD 0x40 /* Alias */ 393 #define CTL_PORTAMENTO 0x41 394 #define CTL_SOSTENUTO 0x42 395 #define CTL_SOFT_PEDAL 0x43 396 /* undefined 0x44 */ 397 #define CTL_HOLD2 0x45 398 /* undefined 0x46 - 0x4f */ 399 400 #define CTL_GENERAL_PURPOSE5 0x50 401 #define CTL_GENERAL_PURPOSE6 0x51 402 #define CTL_GENERAL_PURPOSE7 0x52 403 #define CTL_GENERAL_PURPOSE8 0x53 404 /* undefined 0x54 - 0x5a */ 405 #define CTL_EXT_EFF_DEPTH 0x5b 406 #define CTL_TREMOLO_DEPTH 0x5c 407 #define CTL_CHORUS_DEPTH 0x5d 408 #define CTL_DETUNE_DEPTH 0x5e 409 #define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */ 410 #define CTL_PHASER_DEPTH 0x5f 411 #define CTL_DATA_INCREMENT 0x60 412 #define CTL_DATA_DECREMENT 0x61 413 #define CTL_NONREG_PARM_NUM_LSB 0x62 414 #define CTL_NONREG_PARM_NUM_MSB 0x63 415 #define CTL_REGIST_PARM_NUM_LSB 0x64 416 #define CTL_REGIST_PARM_NUM_MSB 0x65 417 /* undefined 0x66 - 0x78 */ 418 /* reserved 0x79 - 0x7f */ 419 420 /* Pseudo controllers (not midi compatible) */ 421 #define CTRL_PITCH_BENDER 255 422 #define CTRL_PITCH_BENDER_RANGE 254 423 #define CTRL_EXPRESSION 253 /* Obsolete */ 424 #define CTRL_MAIN_VOLUME 252 /* Obsolete */ 425 #define SEQ_BALANCE 11 426 #define SEQ_VOLMODE 12 427 428 /* 429 * Volume mode decides how volumes are used 430 */ 431 432 #define VOL_METHOD_ADAGIO 1 433 #define VOL_METHOD_LINEAR 2 434 435 /* 436 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as 437 * input events. 438 */ 439 440 /* 441 * Event codes 0xf0 to 0xfc are reserved for future extensions. 442 */ 443 444 #define SEQ_FULLSIZE 0xfd /* Long events */ 445 /* 446 * SEQ_FULLSIZE events are used for loading patches/samples to the 447 * synthesizer devices. These events are passed directly to the driver 448 * of the associated synthesizer device. There is no limit to the size 449 * of the extended events. These events are not queued but executed 450 * immediately when the write() is called (execution can take several 451 * seconds of time). 452 * 453 * When a SEQ_FULLSIZE message is written to the device, it must 454 * be written using exactly one write() call. Other events cannot 455 * be mixed to the same write. 456 * 457 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the 458 * /dev/sequencer. Don't write other data together with the instrument structure 459 * Set the key field of the structure to FM_PATCH. The device field is used to 460 * route the patch to the corresponding device. 461 * 462 * For Gravis UltraSound use struct patch_info. Initialize the key field 463 * to GUS_PATCH. 464 */ 465 #define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ 466 #define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */ 467 468 /* 469 * Record for FM patches 470 */ 471 472 typedef unsigned char sbi_instr_data[32]; 473 474 struct sbi_instrument { 475 unsigned short key; /* Initialize to FM_PATCH or OPL3_PATCH */ 476 #define FM_PATCH 0x01fd 477 #define OPL3_PATCH 0x03fd 478 short device; /* Synth# (0-4) */ 479 int channel; /* Program# to be initialized */ 480 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ 481 }; 482 483 struct synth_info { /* Read only */ 484 char name[30]; 485 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 486 int synth_type; 487 #define SYNTH_TYPE_FM 0 488 #define SYNTH_TYPE_SAMPLE 1 489 #define SYNTH_TYPE_MIDI 2 /* Midi interface */ 490 491 int synth_subtype; 492 #define FM_TYPE_ADLIB 0x00 493 #define FM_TYPE_OPL3 0x01 494 495 #define SAMPLE_TYPE_GUS 0x10 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 long 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 }; 507 508 struct sound_timer_info { 509 char name[30]; 510 int caps; 511 }; 512 513 #define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */ 514 515 struct midi_info { 516 char name[30]; 517 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 518 unsigned long 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 */ 526 typedef 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 _IOWR('m', 0, int) 533 #define SNDCTL_MIDI_MPUMODE _IOWR('m', 1, int) 534 #define SNDCTL_MIDI_MPUCMD _IOWR('m', 2, mpu_command_rec) 535 536 /******************************************** 537 * IOCTL commands for /dev/dsp and /dev/audio 538 */ 539 540 #define SNDCTL_DSP_RESET _IO ('P', 0) 541 #define SNDCTL_DSP_SYNC _IO ('P', 1) 542 #define SNDCTL_DSP_SPEED _IOWR('P', 2, int) 543 #define SNDCTL_DSP_STEREO _IOWR('P', 3, int) 544 #define SNDCTL_DSP_GETBLKSIZE _IOR('P', 4, int) 545 #define SNDCTL_DSP_SETBLKSIZE _IOW('P', 4, int) 546 #define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT 547 #define SOUND_PCM_WRITE_CHANNELS _IOWR('P', 6, int) 548 #define SOUND_PCM_WRITE_FILTER _IOWR('P', 7, int) 549 #define SNDCTL_DSP_POST _IO ('P', 8) 550 #define SNDCTL_DSP_SUBDIVIDE _IOWR('P', 9, int) 551 #define SNDCTL_DSP_SETFRAGMENT _IOWR('P',10, int) 552 553 /* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */ 554 #define SNDCTL_DSP_GETFMTS _IOR ('P',11, int) /* Returns a mask */ 555 #define SNDCTL_DSP_SETFMT _IOWR('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 */ 567 568 /* 569 * Buffer status queries. 570 */ 571 typedef struct audio_buf_info { 572 int fragments; /* # of available fragments (partially usend ones not counted) */ 573 int fragsize; /* Size of a fragment in bytes */ 574 575 int bytes; /* Available space in bytes (includes partially used fragments) */ 576 /* Note! 'bytes' could be more than fragments*fragsize */ 577 } audio_buf_info; 578 579 #define SNDCTL_DSP_GETOSPACE _IOR ('P',12, audio_buf_info) 580 #define SNDCTL_DSP_GETISPACE _IOR ('P',13, audio_buf_info) 581 #define SNDCTL_DSP_NONBLOCK _IO ('P',14) 582 583 #define SOUND_PCM_READ_RATE _IOR ('P', 2, int) 584 #define SOUND_PCM_READ_CHANNELS _IOR ('P', 6, int) 585 #define SOUND_PCM_READ_BITS _IOR ('P', 5, int) 586 #define SOUND_PCM_READ_FILTER _IOR ('P', 7, int) 587 588 /* Some alias names */ 589 #define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT 590 #define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED 591 #define SOUND_PCM_POST SNDCTL_DSP_POST 592 #define SOUND_PCM_RESET SNDCTL_DSP_RESET 593 #define SOUND_PCM_SYNC SNDCTL_DSP_SYNC 594 #define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE 595 #define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT 596 #define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS 597 #define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT 598 #define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE 599 #define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE 600 #define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK 601 602 /* 603 * ioctl calls to be used in communication with coprocessors and 604 * DSP chips. 605 */ 606 607 typedef struct copr_buffer { 608 int command; /* Set to 0 if not used */ 609 int flags; 610 #define CPF_NONE 0x0000 611 #define CPF_FIRST 0x0001 /* First block */ 612 #define CPF_LAST 0x0002 /* Last block */ 613 int len; 614 int offs; /* If required by the device (0 if not used) */ 615 616 unsigned char data[4000]; /* NOTE! 4000 is not 4k */ 617 } copr_buffer; 618 619 typedef struct copr_debug_buf { 620 int command; /* Used internally. Set to 0 */ 621 int parm1; 622 int parm2; 623 int flags; 624 int len; /* Length of data in bytes */ 625 } copr_debug_buf; 626 627 typedef struct copr_msg { 628 int len; 629 unsigned char data[4000]; 630 } copr_msg; 631 632 #define SNDCTL_COPR_RESET _IO ('C', 0) 633 #define SNDCTL_COPR_LOAD _IOWR('C', 1, copr_buffer) 634 #define SNDCTL_COPR_RDATA _IOWR('C', 2, copr_debug_buf) 635 #define SNDCTL_COPR_RCODE _IOWR('C', 3, copr_debug_buf) 636 #define SNDCTL_COPR_WDATA _IOW ('C', 4, copr_debug_buf) 637 #define SNDCTL_COPR_WCODE _IOW ('C', 5, copr_debug_buf) 638 #define SNDCTL_COPR_RUN _IOWR('C', 6, copr_debug_buf) 639 #define SNDCTL_COPR_HALT _IOWR('C', 7, copr_debug_buf) 640 #define SNDCTL_COPR_SENDMSG _IOW ('C', 8, copr_msg) 641 #define SNDCTL_COPR_RCVMSG _IOR ('C', 9, copr_msg) 642 643 /********************************************* 644 * IOCTL commands for /dev/mixer 645 */ 646 647 /* 648 * Mixer devices 649 * 650 * There can be up to 20 different analog mixer channels. The 651 * SOUND_MIXER_NRDEVICES gives the currently supported maximum. 652 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells 653 * the devices supported by the particular mixer. 654 */ 655 656 #define SOUND_MIXER_NRDEVICES 17 657 #define SOUND_MIXER_VOLUME 0 658 #define SOUND_MIXER_BASS 1 659 #define SOUND_MIXER_TREBLE 2 660 #define SOUND_MIXER_SYNTH 3 661 #define SOUND_MIXER_PCM 4 662 #define SOUND_MIXER_SPEAKER 5 663 #define SOUND_MIXER_LINE 6 664 #define SOUND_MIXER_MIC 7 665 #define SOUND_MIXER_CD 8 666 #define SOUND_MIXER_IMIX 9 /* Recording monitor */ 667 #define SOUND_MIXER_ALTPCM 10 668 #define SOUND_MIXER_RECLEV 11 /* Recording level */ 669 #define SOUND_MIXER_IGAIN 12 /* Input gain */ 670 #define SOUND_MIXER_OGAIN 13 /* Output gain */ 671 /* 672 * The AD1848 codec and compatibles have three line level inputs 673 * (line, aux1 and aux2). Since each card manufacturer have assigned 674 * different meanings to these inputs, it's impractical to assign 675 * specific meanings (line, cd, synth etc.) to them. 676 */ 677 #define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */ 678 #define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */ 679 #define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */ 680 681 /* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ 682 /* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ 683 #define SOUND_ONOFF_MIN 28 684 #define SOUND_ONOFF_MAX 30 685 #define SOUND_MIXER_MUTE 28 /* 0 or 1 */ 686 #define SOUND_MIXER_ENHANCE 29 /* Enhanced stereo (0, 40, 60 or 80) */ 687 #define SOUND_MIXER_LOUD 30 /* 0 or 1 */ 688 689 /* Note! Number 31 cannot be used since the sign bit is reserved */ 690 691 #define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ 692 "Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \ 693 "Line1", "Line2", "Line3"} 694 695 #define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ 696 "mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \ 697 "line1", "line2", "line3"} 698 699 /* Device bitmask identifiers */ 700 701 #define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ 702 #define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ 703 #define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ 704 #define SOUND_MIXER_CAPS 0xfc 705 #define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ 706 #define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ 707 708 /* Device mask bits */ 709 710 #define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) 711 #define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) 712 #define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) 713 #define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) 714 #define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) 715 #define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) 716 #define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) 717 #define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) 718 #define SOUND_MASK_CD (1 << SOUND_MIXER_CD) 719 #define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) 720 #define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) 721 #define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) 722 #define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN) 723 #define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN) 724 #define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1) 725 #define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2) 726 #define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3) 727 728 #define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) 729 #define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) 730 #define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) 731 732 #define MIXER_READ(dev) _IOR('M', dev, int) 733 #define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) 734 #define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) 735 #define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) 736 #define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) 737 #define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) 738 #define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) 739 #define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) 740 #define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) 741 #define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) 742 #define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) 743 #define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) 744 #define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) 745 #define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN) 746 #define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN) 747 #define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1) 748 #define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2) 749 #define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3) 750 #define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) 751 #define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) 752 #define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) 753 754 #define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) 755 #define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) 756 #define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) 757 #define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) 758 #define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) 759 760 #define MIXER_WRITE(dev) _IOWR('M', dev, int) 761 #define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) 762 #define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) 763 #define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) 764 #define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) 765 #define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) 766 #define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) 767 #define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) 768 #define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) 769 #define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) 770 #define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) 771 #define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) 772 #define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) 773 #define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN) 774 #define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN) 775 #define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1) 776 #define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2) 777 #define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3) 778 #define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) 779 #define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) 780 #define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) 781 782 #define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) 783 784 /* 785 * Level 2 event types for /dev/sequencer 786 */ 787 788 /* 789 * The 4 most significant bits of byte 0 specify the class of 790 * the event: 791 * 792 * 0x8X = system level events, 793 * 0x9X = device/port specific events, event[1] = device/port, 794 * The last 4 bits give the subtype: 795 * 0x02 = Channel event (event[3] = chn). 796 * 0x01 = note event (event[4] = note). 797 * (0x01 is not used alone but always with bit 0x02). 798 * event[2] = MIDI message code (0x80=note off etc.) 799 * 800 */ 801 802 #define EV_SEQ_LOCAL 0x80 803 #define EV_TIMING 0x81 804 #define EV_CHN_COMMON 0x92 805 #define EV_CHN_VOICE 0x93 806 /* 807 * Event types 200 to 220 are reserved for application use. 808 * These numbers will not be used by the driver. 809 */ 810 811 /* 812 * Events for event type EV_CHN_VOICE 813 */ 814 815 #define MIDI_NOTEOFF 0x80 816 #define MIDI_NOTEON 0x90 817 #define MIDI_KEY_PRESSURE 0xA0 818 819 /* 820 * Events for event type EV_CHN_COMMON 821 */ 822 823 #define MIDI_CTL_CHANGE 0xB0 824 #define MIDI_PGM_CHANGE 0xC0 825 #define MIDI_CHN_PRESSURE 0xD0 826 #define MIDI_PITCH_BEND 0xE0 827 828 #define MIDI_SYSTEM_PREFIX 0xF0 829 830 /* 831 * Timer event types 832 */ 833 #define TMR_WAIT_REL 1 /* Time relative to the prev time */ 834 #define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */ 835 #define TMR_STOP 3 836 #define TMR_START 4 837 #define TMR_CONTINUE 5 838 #define TMR_TEMPO 6 839 #define TMR_ECHO 8 840 #define TMR_CLOCK 9 /* MIDI clock */ 841 #define TMR_SPP 10 /* Song position pointer */ 842 #define TMR_TIMESIG 11 /* Time signature */ 843 844 #if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS) 845 /* 846 * Some convenience macros to simplify programming of the 847 * /dev/sequencer interface 848 * 849 * These macros define the API which should be used when possible. 850 */ 851 852 #ifndef USE_SIMPLE_MACROS 853 void seqbuf_dump(void); /* This function must be provided by programs */ 854 855 /* Sample seqbuf_dump() implementation: 856 * 857 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes 858 * 859 * int seqfd; -- The file descriptor for /dev/sequencer. 860 * 861 * void 862 * seqbuf_dump () 863 * { 864 * if (_seqbufptr) 865 * if (write (seqfd, _seqbuf, _seqbufptr) == -1) 866 * { 867 * perror ("write /dev/sequencer"); 868 * exit (-1); 869 * } 870 * _seqbufptr = 0; 871 * } 872 */ 873 874 #define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0 875 #define SEQ_USE_EXTBUF() extern unsigned char _seqbuf[]; extern int _seqbuflen;extern int _seqbufptr 876 #define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() 877 #define SEQ_PM_DEFINES struct patmgr_info _pm_info 878 #define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() 879 #define _SEQ_ADVBUF(len) _seqbufptr += len 880 #define SEQ_DUMPBUF seqbuf_dump 881 #else 882 /* 883 * This variation of the sequencer macros is used just to format one event 884 * using fixed buffer. 885 * 886 * The program using the macro library must define the following macros before 887 * using this library. 888 * 889 * #define _seqbuf name of the buffer (unsigned char[]) 890 * #define _SEQ_ADVBUF(len) If the applic needs to know the exact 891 * size of the event, this macro can be used. 892 * Otherwise this must be defined as empty. 893 * #define _seqbufptr Define the name of index variable or 0 if 894 * not required. 895 */ 896 #define _SEQ_NEEDBUF(len) /* empty */ 897 #endif 898 899 #define PM_LOAD_PATCH(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 900 _pm_info.device=dev, _pm_info.data.data8[0]=pgm, \ 901 _pm_info.parm1 = bank, _pm_info.parm2 = 1, \ 902 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 903 #define PM_LOAD_PATCHES(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 904 _pm_info.device=dev, memcpy(_pm_info.data.data8, pgm, 128), \ 905 _pm_info.parm1 = bank, _pm_info.parm2 = 128, \ 906 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 907 908 #define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ 909 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 910 _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ 911 _seqbuf[_seqbufptr+2] = (dev);\ 912 _seqbuf[_seqbufptr+3] = (mode);\ 913 _seqbuf[_seqbufptr+4] = 0;\ 914 _seqbuf[_seqbufptr+5] = 0;\ 915 _seqbuf[_seqbufptr+6] = 0;\ 916 _seqbuf[_seqbufptr+7] = 0;\ 917 _SEQ_ADVBUF(8);} 918 919 /* 920 * Midi voice messages 921 */ 922 923 #define _CHN_VOICE(dev, event, chn, note, parm) \ 924 {_SEQ_NEEDBUF(8);\ 925 _seqbuf[_seqbufptr] = EV_CHN_VOICE;\ 926 _seqbuf[_seqbufptr+1] = (dev);\ 927 _seqbuf[_seqbufptr+2] = (event);\ 928 _seqbuf[_seqbufptr+3] = (chn);\ 929 _seqbuf[_seqbufptr+4] = (note);\ 930 _seqbuf[_seqbufptr+5] = (parm);\ 931 _seqbuf[_seqbufptr+6] = (0);\ 932 _seqbuf[_seqbufptr+7] = 0;\ 933 _SEQ_ADVBUF(8);} 934 935 #define SEQ_START_NOTE(dev, chn, note, vol) \ 936 _CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol) 937 938 #define SEQ_STOP_NOTE(dev, chn, note, vol) \ 939 _CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol) 940 941 #define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \ 942 _CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure) 943 944 /* 945 * Midi channel messages 946 */ 947 948 #define _CHN_COMMON(dev, event, chn, p1, p2, w14) \ 949 {_SEQ_NEEDBUF(8);\ 950 _seqbuf[_seqbufptr] = EV_CHN_COMMON;\ 951 _seqbuf[_seqbufptr+1] = (dev);\ 952 _seqbuf[_seqbufptr+2] = (event);\ 953 _seqbuf[_seqbufptr+3] = (chn);\ 954 _seqbuf[_seqbufptr+4] = (p1);\ 955 _seqbuf[_seqbufptr+5] = (p2);\ 956 *(short *)&_seqbuf[_seqbufptr+6] = (w14);\ 957 _SEQ_ADVBUF(8);} 958 959 #define SEQ_CHN_PRESSURE(dev, chn, pressure) \ 960 _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) 961 962 #define SEQ_SET_PATCH(dev, chn, patch) \ 963 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) 964 965 #define SEQ_CONTROL(dev, chn, controller, value) \ 966 _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) 967 968 #define SEQ_BENDER(dev, chn, value) \ 969 _CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value) 970 971 972 #define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ 973 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 974 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ 975 _seqbuf[_seqbufptr+2] = (dev);\ 976 _seqbuf[_seqbufptr+3] = (voice);\ 977 _seqbuf[_seqbufptr+4] = (controller);\ 978 *(short *)&_seqbuf[_seqbufptr+5] = (value);\ 979 _seqbuf[_seqbufptr+7] = 0;\ 980 _SEQ_ADVBUF(8);} 981 /* 982 * The following 5 macros are incorrectly implemented and obsolete. 983 * Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead. 984 */ 985 #define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) 986 #define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) 987 #define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128) 988 #define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100) 989 #define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) 990 #if 0 991 #define SEQ_PANNING(dev, voice, pos) {_SEQ_NEEDBUF(8);\ 992 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 993 _seqbuf[_seqbufptr+1] = SEQ_BALANCE;\ 994 _seqbuf[_seqbufptr+2] = (dev);\ 995 _seqbuf[_seqbufptr+3] = (voice);\ 996 (char)_seqbuf[_seqbufptr+4] = (pos);\ 997 _seqbuf[_seqbufptr+5] = 0;\ 998 _seqbuf[_seqbufptr+6] = 0;\ 999 _seqbuf[_seqbufptr+7] = 1;\ 1000 _SEQ_ADVBUF(8);} 1001 #endif 1002 1003 /* 1004 * Timing and synchronization macros 1005 */ 1006 1007 #define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ 1008 _seqbuf[_seqbufptr+0] = EV_TIMING; \ 1009 _seqbuf[_seqbufptr+1] = (ev); \ 1010 _seqbuf[_seqbufptr+2] = 0;\ 1011 _seqbuf[_seqbufptr+3] = 0;\ 1012 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ 1013 _SEQ_ADVBUF(8);} 1014 1015 #define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0) 1016 #define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0) 1017 #define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0) 1018 #define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks) 1019 #define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks) 1020 #define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key) 1021 #define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value) 1022 #define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos) 1023 #define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig) 1024 1025 /* 1026 * Events for the level 1 interface only 1027 */ 1028 1029 #define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ 1030 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ 1031 _seqbuf[_seqbufptr+1] = (byte);\ 1032 _seqbuf[_seqbufptr+2] = (device);\ 1033 _seqbuf[_seqbufptr+3] = 0;\ 1034 _SEQ_ADVBUF(4);} 1035 1036 /* 1037 * Patch loading. 1038 */ 1039 #define SEQ_WRPATCH(patchx, len) {if (_seqbufptr) seqbuf_dump();\ 1040 if (write(seqfd, (char*)(patchx), len)==-1) \ 1041 perror("Write patch: /dev/sequencer");} 1042 #define SEQ_WRPATCH2(patchx, len) (seqbuf_dump(), write(seqfd, (char*)(patchx), len)) 1043 1044 #endif 1045 #endif 1046