1 /* 2 * Copyright by Hannu Savolainen 1993 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * 25 * 26 */ 27 28 /* 29 * If you make modifications to this file, please contact me before 30 * distributing the modified version. There is already enough 31 * diversity in the world. 32 * 33 * Regards, 34 * Hannu Savolainen 35 * hannu@voxware.pp.fi 36 */ 37 38 #ifndef _MACHINE_SOUNDCARD_H_ 39 #define _MACHINE_SOUNDCARD_H_ 40 41 #define SOUND_VERSION 301 42 #define VOXWARE 43 44 #include <sys/ioccom.h> 45 46 /* 47 * Supported card ID numbers (Should be somewhere else?) 48 */ 49 50 #define SNDCARD_ADLIB 1 51 #define SNDCARD_SB 2 52 #define SNDCARD_PAS 3 53 #define SNDCARD_GUS 4 54 #define SNDCARD_MPU401 5 55 #define SNDCARD_SB16 6 56 #define SNDCARD_SB16MIDI 7 57 #define SNDCARD_UART6850 8 58 #define SNDCARD_GUS16 9 59 #define SNDCARD_MSS 10 60 #define SNDCARD_PSS 11 61 #define SNDCARD_SSCAPE 12 62 #define SNDCARD_PSS_MPU 13 63 #define SNDCARD_PSS_MSS 14 64 #define SNDCARD_SSCAPE_MSS 15 65 #define SNDCARD_TRXPRO 16 66 #define SNDCARD_TRXPRO_SB 17 67 #define SNDCARD_TRXPRO_MPU 18 68 #ifdef PC98 69 #define SNDCARD_PCM86 19 70 #endif 71 72 /*********************************** 73 * IOCTL Commands for /dev/sequencer 74 */ 75 76 #ifndef _IOWR 77 /* @(#)ioctlp.h */ 78 79 /* Ioctl's have the command encoded in the lower word, 80 * and the size of any in or out parameters in the upper 81 * word. The high 2 bits of the upper word are used 82 * to encode the in/out status of the parameter; for now 83 * we restrict parameters to at most 128 bytes. 84 */ 85 /* #define IOCTYPE (0xff<<8) */ 86 #define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ 87 #define IOC_VOID 0x00000000 /* no parameters */ 88 #define IOC_OUT 0x20000000 /* copy out parameters */ 89 #define IOC_IN 0x40000000 /* copy in parameters */ 90 #define IOC_INOUT (IOC_IN|IOC_OUT) 91 /* the 0x20000000 is so we can distinguish new ioctl's from old */ 92 #define _IO(x,y) ((int)(IOC_VOID|(x<<8)|y)) 93 #define _IOR(x,y,t) ((int)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 94 #define _IOW(x,y,t) ((int)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 95 /* this should be _IORW, but stdio got there first */ 96 #define _IOWR(x,y,t) ((int)(IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) 97 #endif /* !_IOWR */ 98 99 #define SNDCTL_SEQ_RESET _IO ('Q', 0) 100 #define SNDCTL_SEQ_SYNC _IO ('Q', 1) 101 #define SNDCTL_SYNTH_INFO _IOWR('Q', 2, struct synth_info) 102 #define SNDCTL_SEQ_CTRLRATE _IOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ 103 #define SNDCTL_SEQ_GETOUTCOUNT _IOR ('Q', 4, int) 104 #define SNDCTL_SEQ_GETINCOUNT _IOR ('Q', 5, int) 105 #define SNDCTL_SEQ_PERCMODE _IOW ('Q', 6, int) 106 #define SNDCTL_FM_LOAD_INSTR _IOW ('Q', 7, struct sbi_instrument) /* Valid for FM only */ 107 #define SNDCTL_SEQ_TESTMIDI _IOW ('Q', 8, int) 108 #define SNDCTL_SEQ_RESETSAMPLES _IOW ('Q', 9, int) 109 #define SNDCTL_SEQ_NRSYNTHS _IOR ('Q',10, int) 110 #define SNDCTL_SEQ_NRMIDIS _IOR ('Q',11, int) 111 #define SNDCTL_MIDI_INFO _IOWR('Q',12, struct midi_info) 112 #define SNDCTL_SEQ_TRESHOLD _IOW ('Q',13, int) 113 #define SNDCTL_SYNTH_MEMAVL _IOWR('Q',14, int) /* in=dev#, out=memsize */ 114 #define SNDCTL_FM_4OP_ENABLE _IOW ('Q',15, int) /* in=dev# */ 115 #define SNDCTL_PMGR_ACCESS _IOWR('Q',16, struct patmgr_info) 116 #define SNDCTL_SEQ_PANIC _IO ('Q',17) 117 #define SNDCTL_SEQ_OUTOFBAND _IOW ('Q',18, struct seq_event_rec) 118 119 struct seq_event_rec { 120 unsigned char arr[8]; 121 }; 122 123 #define SNDCTL_TMR_TIMEBASE _IOWR('T', 1, int) 124 #define SNDCTL_TMR_START _IO ('T', 2) 125 #define SNDCTL_TMR_STOP _IO ('T', 3) 126 #define SNDCTL_TMR_CONTINUE _IO ('T', 4) 127 #define SNDCTL_TMR_TEMPO _IOWR('T', 5, int) 128 #define SNDCTL_TMR_SOURCE _IOWR('T', 6, int) 129 # define TMR_INTERNAL 0x00000001 130 # define TMR_EXTERNAL 0x00000002 131 # define TMR_MODE_MIDI 0x00000010 132 # define TMR_MODE_FSK 0x00000020 133 # define TMR_MODE_CLS 0x00000040 134 # define TMR_MODE_SMPTE 0x00000080 135 #define SNDCTL_TMR_METRONOME _IOW ('T', 7, int) 136 #define SNDCTL_TMR_SELECT _IOW ('T', 8, int) 137 138 /* 139 * Sample loading mechanism for internal synthesizers (/dev/sequencer) 140 * The following patch_info structure has been designed to support 141 * Gravis UltraSound. It tries to be universal format for uploading 142 * sample based patches but is probably too limited. 143 */ 144 145 struct patch_info { 146 short key; /* Use GUS_PATCH here */ 147 #define GUS_PATCH 0x04fd 148 #define OBSOLETE_GUS_PATCH 0x02fd 149 short device_no; /* Synthesizer number */ 150 short instr_no; /* Midi pgm# */ 151 152 unsigned long mode; 153 /* 154 * The least significant byte has the same format than the GUS .PAT 155 * files 156 */ 157 #define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ 158 #define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ 159 #define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ 160 #define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ 161 #define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ 162 #define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ 163 #define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ 164 /* (use the env_rate/env_offs fields). */ 165 /* Linux specific bits */ 166 #define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ 167 #define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ 168 #define WAVE_SCALE 0x00040000 /* The scaling info is valid */ 169 /* Other bits must be zeroed */ 170 171 long len; /* Size of the wave data in bytes */ 172 long loop_start, loop_end; /* Byte offsets from the beginning */ 173 174 /* 175 * The base_freq and base_note fields are used when computing the 176 * playback speed for a note. The base_note defines the tone frequency 177 * which is heard if the sample is played using the base_freq as the 178 * playback speed. 179 * 180 * The low_note and high_note fields define the minimum and maximum note 181 * frequencies for which this sample is valid. It is possible to define 182 * more than one samples for a instrument number at the same time. The 183 * low_note and high_note fields are used to select the most suitable one. 184 * 185 * The fields base_note, high_note and low_note should contain 186 * the note frequency multiplied by 1000. For example value for the 187 * middle A is 440*1000. 188 */ 189 190 unsigned int base_freq; 191 unsigned long base_note; 192 unsigned long high_note; 193 unsigned long low_note; 194 int panning; /* -128=left, 127=right */ 195 int detuning; 196 197 /* New fields introduced in version 1.99.5 */ 198 199 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */ 200 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ 201 unsigned char env_offset[ 6 ]; /* 255 == 100% */ 202 203 /* 204 * The tremolo, vibrato and scale info are not supported yet. 205 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or 206 * WAVE_SCALE 207 */ 208 209 unsigned char tremolo_sweep; 210 unsigned char tremolo_rate; 211 unsigned char tremolo_depth; 212 213 unsigned char vibrato_sweep; 214 unsigned char vibrato_rate; 215 unsigned char vibrato_depth; 216 217 int scale_frequency; 218 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ 219 220 int volume; 221 int spare[4]; 222 char data[1]; /* The waveform data starts here */ 223 }; 224 225 226 struct sysex_info { 227 short key; /* Use GUS_PATCH here */ 228 #define SYSEX_PATCH 0x05fd 229 short device_no; /* Synthesizer number */ 230 long len; /* Size of the sysex data in bytes */ 231 unsigned char data[1]; /* Sysex data starts here */ 232 }; 233 234 /* 235 * Patch management interface (/dev/sequencer, /dev/patmgr#) 236 * Don't use these calls if you want to maintain compatibility with 237 * the future versions of the driver. 238 */ 239 240 #define PS_NO_PATCHES 0 /* No patch support on device */ 241 #define PS_MGR_NOT_OK 1 /* Plain patch support (no mgr) */ 242 #define PS_MGR_OK 2 /* Patch manager supported */ 243 #define PS_MANAGED 3 /* Patch manager running */ 244 245 #define SNDCTL_PMGR_IFACE _IOWR('P', 1, struct patmgr_info) 246 247 /* 248 * The patmgr_info is a fixed size structure which is used for two 249 * different purposes. The intended use is for communication between 250 * the application using /dev/sequencer and the patch manager daemon 251 * associated with a synthesizer device (ioctl(SNDCTL_PMGR_ACCESS)). 252 * 253 * This structure is also used with ioctl(SNDCTL_PGMR_IFACE) which allows 254 * a patch manager daemon to read and write device parameters. This 255 * ioctl available through /dev/sequencer also. Avoid using it since it's 256 * extremely hardware dependent. In addition access trough /dev/sequencer 257 * may confuse the patch manager daemon. 258 */ 259 260 struct patmgr_info { /* Note! size must be < 4k since kmalloc() is used */ 261 unsigned long key; /* Don't worry. Reserved for communication 262 between the patch manager and the driver. */ 263 #define PM_K_EVENT 1 /* Event from the /dev/sequencer driver */ 264 #define PM_K_COMMAND 2 /* Request from a application */ 265 #define PM_K_RESPONSE 3 /* From patmgr to application */ 266 #define PM_ERROR 4 /* Error returned by the patmgr */ 267 int device; 268 int command; 269 270 /* 271 * Commands 0x000 to 0xfff reserved for patch manager programs 272 */ 273 #define PM_GET_DEVTYPE 1 /* Returns type of the patch mgr interface of dev */ 274 #define PMTYPE_FM2 1 /* 2 OP fm */ 275 #define PMTYPE_FM4 2 /* Mixed 4 or 2 op FM (OPL-3) */ 276 #define PMTYPE_WAVE 3 /* Wave table synthesizer (GUS) */ 277 #define PM_GET_NRPGM 2 /* Returns max # of midi programs in parm1 */ 278 #define PM_GET_PGMMAP 3 /* Returns map of loaded midi programs in data8 */ 279 #define PM_GET_PGM_PATCHES 4 /* Return list of patches of a program (parm1) */ 280 #define PM_GET_PATCH 5 /* Return patch header of patch parm1 */ 281 #define PM_SET_PATCH 6 /* Set patch header of patch parm1 */ 282 #define PM_READ_PATCH 7 /* Read patch (wave) data */ 283 #define PM_WRITE_PATCH 8 /* Write patch (wave) data */ 284 285 /* 286 * Commands 0x1000 to 0xffff are for communication between the patch manager 287 * and the client 288 */ 289 #define _PM_LOAD_PATCH 0x100 290 291 /* 292 * Commands above 0xffff reserved for device specific use 293 */ 294 295 long parm1; 296 long parm2; 297 long parm3; 298 299 union { 300 unsigned char data8[4000]; 301 unsigned short data16[2000]; 302 unsigned long data32[1000]; 303 struct patch_info patch; 304 } data; 305 }; 306 307 /* 308 * When a patch manager daemon is present, it will be informed by the 309 * driver when something important happens. For example when the 310 * /dev/sequencer is opened or closed. A record with key == PM_K_EVENT is 311 * returned. The command field contains the event type: 312 */ 313 #define PM_E_OPENED 1 /* /dev/sequencer opened */ 314 #define PM_E_CLOSED 2 /* /dev/sequencer closed */ 315 #define PM_E_PATCH_RESET 3 /* SNDCTL_RESETSAMPLES called */ 316 #define PM_E_PATCH_LOADED 4 /* A patch has been loaded by appl */ 317 318 /* 319 * /dev/sequencer input events. 320 * 321 * The data written to the /dev/sequencer is a stream of events. Events 322 * are records of 4 or 8 bytes. The first byte defines the size. 323 * Any number of events can be written with a write call. There 324 * is a set of macros for sending these events. Use these macros if you 325 * want to maximize portability of your program. 326 * 327 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. 328 * (All input events are currently 4 bytes long. Be prepared to support 329 * 8 byte events also. If you receive any event having first byte >= 128, 330 * it's a 8 byte event. 331 * 332 * The events are documented at the end of this file. 333 * 334 * Normal events (4 bytes) 335 * There is also a 8 byte version of most of the 4 byte events. The 336 * 8 byte one is recommended. 337 */ 338 #define SEQ_NOTEOFF 0 339 #define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ 340 #define SEQ_NOTEON 1 341 #define SEQ_FMNOTEON SEQ_NOTEON 342 #define SEQ_WAIT TMR_WAIT_ABS 343 #define SEQ_PGMCHANGE 3 344 #define SEQ_FMPGMCHANGE SEQ_PGMCHANGE 345 #define SEQ_SYNCTIMER TMR_START 346 #define SEQ_MIDIPUTC 5 347 #define SEQ_DRUMON 6 /*** OBSOLETE ***/ 348 #define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ 349 #define SEQ_ECHO TMR_ECHO /* For synching programs with output */ 350 #define SEQ_AFTERTOUCH 9 351 #define SEQ_CONTROLLER 10 352 353 /******************************************* 354 * Midi controller numbers 355 ******************************************* 356 * Controllers 0 to 31 (0x00 to 0x1f) and 357 * 32 to 63 (0x20 to 0x3f) are continuous 358 * controllers. 359 * In the MIDI 1.0 these controllers are sent using 360 * two messages. Controller numbers 0 to 31 are used 361 * to send the MSB and the controller numbers 32 to 63 362 * are for the LSB. Note that just 7 bits are used in MIDI bytes. 363 */ 364 365 #define CTL_BANK_SELECT 0x00 366 #define CTL_MODWHEEL 0x01 367 #define CTL_BREATH 0x02 368 /* undefined 0x03 */ 369 #define CTL_FOOT 0x04 370 #define CTL_PORTAMENTO_TIME 0x05 371 #define CTL_DATA_ENTRY 0x06 372 #define CTL_MAIN_VOLUME 0x07 373 #define CTL_BALANCE 0x08 374 /* undefined 0x09 */ 375 #define CTL_PAN 0x0a 376 #define CTL_EXPRESSION 0x0b 377 /* undefined 0x0c */ 378 /* undefined 0x0d */ 379 /* undefined 0x0e */ 380 /* undefined 0x0f */ 381 #define CTL_GENERAL_PURPOSE1 0x10 382 #define CTL_GENERAL_PURPOSE2 0x11 383 #define CTL_GENERAL_PURPOSE3 0x12 384 #define CTL_GENERAL_PURPOSE4 0x13 385 /* undefined 0x14 - 0x1f */ 386 387 /* undefined 0x20 */ 388 /* The controller numbers 0x21 to 0x3f are reserved for the */ 389 /* least significant bytes of the controllers 0x00 to 0x1f. */ 390 /* These controllers are not recognized by the driver. */ 391 392 /* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */ 393 /* 0=OFF and 127=ON (intermediate values are possible) */ 394 #define CTL_DAMPER_PEDAL 0x40 395 #define CTL_SUSTAIN 0x40 /* Alias */ 396 #define CTL_HOLD 0x40 /* Alias */ 397 #define CTL_PORTAMENTO 0x41 398 #define CTL_SOSTENUTO 0x42 399 #define CTL_SOFT_PEDAL 0x43 400 /* undefined 0x44 */ 401 #define CTL_HOLD2 0x45 402 /* undefined 0x46 - 0x4f */ 403 404 #define CTL_GENERAL_PURPOSE5 0x50 405 #define CTL_GENERAL_PURPOSE6 0x51 406 #define CTL_GENERAL_PURPOSE7 0x52 407 #define CTL_GENERAL_PURPOSE8 0x53 408 /* undefined 0x54 - 0x5a */ 409 #define CTL_EXT_EFF_DEPTH 0x5b 410 #define CTL_TREMOLO_DEPTH 0x5c 411 #define CTL_CHORUS_DEPTH 0x5d 412 #define CTL_DETUNE_DEPTH 0x5e 413 #define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */ 414 #define CTL_PHASER_DEPTH 0x5f 415 #define CTL_DATA_INCREMENT 0x60 416 #define CTL_DATA_DECREMENT 0x61 417 #define CTL_NONREG_PARM_NUM_LSB 0x62 418 #define CTL_NONREG_PARM_NUM_MSB 0x63 419 #define CTL_REGIST_PARM_NUM_LSB 0x64 420 #define CTL_REGIST_PARM_NUM_MSB 0x65 421 /* undefined 0x66 - 0x78 */ 422 /* reserved 0x79 - 0x7f */ 423 424 /* Pseudo controllers (not midi compatible) */ 425 #define CTRL_PITCH_BENDER 255 426 #define CTRL_PITCH_BENDER_RANGE 254 427 #define CTRL_EXPRESSION 253 /* Obsolete */ 428 #define CTRL_MAIN_VOLUME 252 /* Obsolete */ 429 #define SEQ_BALANCE 11 430 #define SEQ_VOLMODE 12 431 432 /* 433 * Volume mode decides how volumes are used 434 */ 435 436 #define VOL_METHOD_ADAGIO 1 437 #define VOL_METHOD_LINEAR 2 438 439 /* 440 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as 441 * input events. 442 */ 443 444 /* 445 * Event codes 0xf0 to 0xfc are reserved for future extensions. 446 */ 447 448 #define SEQ_FULLSIZE 0xfd /* Long events */ 449 /* 450 * SEQ_FULLSIZE events are used for loading patches/samples to the 451 * synthesizer devices. These events are passed directly to the driver 452 * of the associated synthesizer device. There is no limit to the size 453 * of the extended events. These events are not queued but executed 454 * immediately when the write() is called (execution can take several 455 * seconds of time). 456 * 457 * When a SEQ_FULLSIZE message is written to the device, it must 458 * be written using exactly one write() call. Other events cannot 459 * be mixed to the same write. 460 * 461 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the 462 * /dev/sequencer. Don't write other data together with the instrument structure 463 * Set the key field of the structure to FM_PATCH. The device field is used to 464 * route the patch to the corresponding device. 465 * 466 * For Gravis UltraSound use struct patch_info. Initialize the key field 467 * to GUS_PATCH. 468 */ 469 #define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ 470 #define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */ 471 472 /* 473 * Record for FM patches 474 */ 475 476 typedef unsigned char sbi_instr_data[32]; 477 478 struct sbi_instrument { 479 unsigned short key; /* Initialize to FM_PATCH or OPL3_PATCH */ 480 #define FM_PATCH 0x01fd 481 #define OPL3_PATCH 0x03fd 482 short device; /* Synth# (0-4) */ 483 int channel; /* Program# to be initialized */ 484 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ 485 }; 486 487 struct synth_info { /* Read only */ 488 char name[30]; 489 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 490 int synth_type; 491 #define SYNTH_TYPE_FM 0 492 #define SYNTH_TYPE_SAMPLE 1 493 #define SYNTH_TYPE_MIDI 2 /* Midi interface */ 494 495 int synth_subtype; 496 #define FM_TYPE_ADLIB 0x00 497 #define FM_TYPE_OPL3 0x01 498 499 #define SAMPLE_TYPE_GUS 0x10 500 501 int perc_mode; /* No longer supported */ 502 int nr_voices; 503 int nr_drums; /* Obsolete field */ 504 int instr_bank_size; 505 unsigned long capabilities; 506 #define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ 507 #define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ 508 #define SYNTH_CAP_INPUT 0x00000004 /* Input (MIDI) device */ 509 int dummies[19]; /* Reserve space */ 510 }; 511 512 struct sound_timer_info { 513 char name[30]; 514 int caps; 515 }; 516 517 #define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */ 518 519 struct midi_info { 520 char name[30]; 521 int device; /* 0-N. INITIALIZE BEFORE CALLING */ 522 unsigned long capabilities; /* To be defined later */ 523 int dev_type; 524 int dummies[18]; /* Reserve space */ 525 }; 526 527 /******************************************** 528 * ioctl commands for the /dev/midi## 529 */ 530 typedef struct { 531 unsigned char cmd; 532 char nr_args, nr_returns; 533 unsigned char data[30]; 534 } mpu_command_rec; 535 536 #define SNDCTL_MIDI_PRETIME _IOWR('m', 0, int) 537 #define SNDCTL_MIDI_MPUMODE _IOWR('m', 1, int) 538 #define SNDCTL_MIDI_MPUCMD _IOWR('m', 2, mpu_command_rec) 539 540 /******************************************** 541 * IOCTL commands for /dev/dsp and /dev/audio 542 */ 543 544 #define SNDCTL_DSP_RESET _IO ('P', 0) 545 #define SNDCTL_DSP_SYNC _IO ('P', 1) 546 #define SNDCTL_DSP_SPEED _IOWR('P', 2, int) 547 #define SNDCTL_DSP_STEREO _IOWR('P', 3, int) 548 #define SNDCTL_DSP_GETBLKSIZE _IOR('P', 4, int) 549 #define SNDCTL_DSP_SETBLKSIZE _IOW('P', 4, int) 550 #define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT 551 #define SOUND_PCM_WRITE_CHANNELS _IOWR('P', 6, int) 552 #define SOUND_PCM_WRITE_FILTER _IOWR('P', 7, int) 553 #define SNDCTL_DSP_POST _IO ('P', 8) 554 #define SNDCTL_DSP_SUBDIVIDE _IOWR('P', 9, int) 555 #define SNDCTL_DSP_SETFRAGMENT _IOWR('P',10, int) 556 557 /* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */ 558 #define SNDCTL_DSP_GETFMTS _IOR ('P',11, int) /* Returns a mask */ 559 #define SNDCTL_DSP_SETFMT _IOWR('P',5, int) /* Selects ONE fmt*/ 560 # define AFMT_QUERY 0x00000000 /* Return current fmt */ 561 # define AFMT_MU_LAW 0x00000001 562 # define AFMT_A_LAW 0x00000002 563 # define AFMT_IMA_ADPCM 0x00000004 564 # define AFMT_U8 0x00000008 565 # define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/ 566 # define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */ 567 # define AFMT_S8 0x00000040 568 # define AFMT_U16_LE 0x00000080 /* Little endian U16 */ 569 # define AFMT_U16_BE 0x00000100 /* Big endian U16 */ 570 # define AFMT_MPEG 0x00000200 /* MPEG (2) audio */ 571 572 /* 573 * Buffer status queries. 574 */ 575 typedef struct audio_buf_info { 576 int fragments; /* # of available fragments (partially usend ones not counted) */ 577 int fragsize; /* Size of a fragment in bytes */ 578 579 int bytes; /* Available space in bytes (includes partially used fragments) */ 580 /* Note! 'bytes' could be more than fragments*fragsize */ 581 } audio_buf_info; 582 583 #define SNDCTL_DSP_GETOSPACE _IOR ('P',12, audio_buf_info) 584 #define SNDCTL_DSP_GETISPACE _IOR ('P',13, audio_buf_info) 585 #define SNDCTL_DSP_NONBLOCK _IO ('P',14) 586 587 #define SOUND_PCM_READ_RATE _IOR ('P', 2, int) 588 #define SOUND_PCM_READ_CHANNELS _IOR ('P', 6, int) 589 #define SOUND_PCM_READ_BITS _IOR ('P', 5, int) 590 #define SOUND_PCM_READ_FILTER _IOR ('P', 7, int) 591 592 /* Some alias names */ 593 #define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT 594 #define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED 595 #define SOUND_PCM_POST SNDCTL_DSP_POST 596 #define SOUND_PCM_RESET SNDCTL_DSP_RESET 597 #define SOUND_PCM_SYNC SNDCTL_DSP_SYNC 598 #define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE 599 #define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT 600 #define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS 601 #define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT 602 #define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE 603 #define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE 604 #define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK 605 606 /* 607 * ioctl calls to be used in communication with coprocessors and 608 * DSP chips. 609 */ 610 611 typedef struct copr_buffer { 612 int command; /* Set to 0 if not used */ 613 int flags; 614 #define CPF_NONE 0x0000 615 #define CPF_FIRST 0x0001 /* First block */ 616 #define CPF_LAST 0x0002 /* Last block */ 617 int len; 618 int offs; /* If required by the device (0 if not used) */ 619 620 unsigned char data[4000]; /* NOTE! 4000 is not 4k */ 621 } copr_buffer; 622 623 typedef struct copr_debug_buf { 624 int command; /* Used internally. Set to 0 */ 625 int parm1; 626 int parm2; 627 int flags; 628 int len; /* Length of data in bytes */ 629 } copr_debug_buf; 630 631 typedef struct copr_msg { 632 int len; 633 unsigned char data[4000]; 634 } copr_msg; 635 636 #define SNDCTL_COPR_RESET _IO ('C', 0) 637 #define SNDCTL_COPR_LOAD _IOWR('C', 1, copr_buffer) 638 #define SNDCTL_COPR_RDATA _IOWR('C', 2, copr_debug_buf) 639 #define SNDCTL_COPR_RCODE _IOWR('C', 3, copr_debug_buf) 640 #define SNDCTL_COPR_WDATA _IOW ('C', 4, copr_debug_buf) 641 #define SNDCTL_COPR_WCODE _IOW ('C', 5, copr_debug_buf) 642 #define SNDCTL_COPR_RUN _IOWR('C', 6, copr_debug_buf) 643 #define SNDCTL_COPR_HALT _IOWR('C', 7, copr_debug_buf) 644 #define SNDCTL_COPR_SENDMSG _IOW ('C', 8, copr_msg) 645 #define SNDCTL_COPR_RCVMSG _IOR ('C', 9, copr_msg) 646 647 /********************************************* 648 * IOCTL commands for /dev/mixer 649 */ 650 651 /* 652 * Mixer devices 653 * 654 * There can be up to 20 different analog mixer channels. The 655 * SOUND_MIXER_NRDEVICES gives the currently supported maximum. 656 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells 657 * the devices supported by the particular mixer. 658 */ 659 660 #define SOUND_MIXER_NRDEVICES 17 661 #define SOUND_MIXER_VOLUME 0 662 #define SOUND_MIXER_BASS 1 663 #define SOUND_MIXER_TREBLE 2 664 #define SOUND_MIXER_SYNTH 3 665 #define SOUND_MIXER_PCM 4 666 #define SOUND_MIXER_SPEAKER 5 667 #define SOUND_MIXER_LINE 6 668 #define SOUND_MIXER_MIC 7 669 #define SOUND_MIXER_CD 8 670 #define SOUND_MIXER_IMIX 9 /* Recording monitor */ 671 #define SOUND_MIXER_ALTPCM 10 672 #define SOUND_MIXER_RECLEV 11 /* Recording level */ 673 #define SOUND_MIXER_IGAIN 12 /* Input gain */ 674 #define SOUND_MIXER_OGAIN 13 /* Output gain */ 675 /* 676 * The AD1848 codec and compatibles have three line level inputs 677 * (line, aux1 and aux2). Since each card manufacturer have assigned 678 * different meanings to these inputs, it's impractical to assign 679 * specific meanings (line, cd, synth etc.) to them. 680 */ 681 #define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */ 682 #define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */ 683 #define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */ 684 685 /* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ 686 /* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ 687 #define SOUND_ONOFF_MIN 28 688 #define SOUND_ONOFF_MAX 30 689 #define SOUND_MIXER_MUTE 28 /* 0 or 1 */ 690 #define SOUND_MIXER_ENHANCE 29 /* Enhanced stereo (0, 40, 60 or 80) */ 691 #define SOUND_MIXER_LOUD 30 /* 0 or 1 */ 692 693 /* Note! Number 31 cannot be used since the sign bit is reserved */ 694 695 #define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ 696 "Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \ 697 "Line1", "Line2", "Line3"} 698 699 #define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ 700 "mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \ 701 "line1", "line2", "line3"} 702 703 /* Device bitmask identifiers */ 704 705 #define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ 706 #define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ 707 #define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ 708 #define SOUND_MIXER_CAPS 0xfc 709 #define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ 710 #define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ 711 712 /* Device mask bits */ 713 714 #define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) 715 #define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) 716 #define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) 717 #define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) 718 #define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) 719 #define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) 720 #define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) 721 #define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) 722 #define SOUND_MASK_CD (1 << SOUND_MIXER_CD) 723 #define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) 724 #define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) 725 #define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) 726 #define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN) 727 #define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN) 728 #define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1) 729 #define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2) 730 #define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3) 731 732 #define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) 733 #define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) 734 #define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) 735 736 #define MIXER_READ(dev) _IOR('M', dev, int) 737 #define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) 738 #define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) 739 #define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) 740 #define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) 741 #define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) 742 #define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) 743 #define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) 744 #define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) 745 #define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) 746 #define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) 747 #define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) 748 #define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) 749 #define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN) 750 #define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN) 751 #define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1) 752 #define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2) 753 #define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3) 754 #define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) 755 #define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) 756 #define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) 757 758 #define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) 759 #define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) 760 #define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) 761 #define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) 762 #define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) 763 764 #define MIXER_WRITE(dev) _IOWR('M', dev, int) 765 #define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) 766 #define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) 767 #define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) 768 #define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) 769 #define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) 770 #define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) 771 #define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) 772 #define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) 773 #define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) 774 #define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) 775 #define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) 776 #define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) 777 #define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN) 778 #define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN) 779 #define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1) 780 #define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2) 781 #define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3) 782 #define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) 783 #define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) 784 #define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) 785 786 #define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) 787 788 /* 789 * Level 2 event types for /dev/sequencer 790 */ 791 792 /* 793 * The 4 most significant bits of byte 0 specify the class of 794 * the event: 795 * 796 * 0x8X = system level events, 797 * 0x9X = device/port specific events, event[1] = device/port, 798 * The last 4 bits give the subtype: 799 * 0x02 = Channel event (event[3] = chn). 800 * 0x01 = note event (event[4] = note). 801 * (0x01 is not used alone but always with bit 0x02). 802 * event[2] = MIDI message code (0x80=note off etc.) 803 * 804 */ 805 806 #define EV_SEQ_LOCAL 0x80 807 #define EV_TIMING 0x81 808 #define EV_CHN_COMMON 0x92 809 #define EV_CHN_VOICE 0x93 810 /* 811 * Event types 200 to 220 are reserved for application use. 812 * These numbers will not be used by the driver. 813 */ 814 815 /* 816 * Events for event type EV_CHN_VOICE 817 */ 818 819 #define MIDI_NOTEOFF 0x80 820 #define MIDI_NOTEON 0x90 821 #define MIDI_KEY_PRESSURE 0xA0 822 823 /* 824 * Events for event type EV_CHN_COMMON 825 */ 826 827 #define MIDI_CTL_CHANGE 0xB0 828 #define MIDI_PGM_CHANGE 0xC0 829 #define MIDI_CHN_PRESSURE 0xD0 830 #define MIDI_PITCH_BEND 0xE0 831 832 #define MIDI_SYSTEM_PREFIX 0xF0 833 834 /* 835 * Timer event types 836 */ 837 #define TMR_WAIT_REL 1 /* Time relative to the prev time */ 838 #define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */ 839 #define TMR_STOP 3 840 #define TMR_START 4 841 #define TMR_CONTINUE 5 842 #define TMR_TEMPO 6 843 #define TMR_ECHO 8 844 #define TMR_CLOCK 9 /* MIDI clock */ 845 #define TMR_SPP 10 /* Song position pointer */ 846 #define TMR_TIMESIG 11 /* Time signature */ 847 848 #if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS) 849 /* 850 * Some convenience macros to simplify programming of the 851 * /dev/sequencer interface 852 * 853 * These macros define the API which should be used when possible. 854 */ 855 856 #ifndef USE_SIMPLE_MACROS 857 void seqbuf_dump(void); /* This function must be provided by programs */ 858 859 /* Sample seqbuf_dump() implementation: 860 * 861 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes 862 * 863 * int seqfd; -- The file descriptor for /dev/sequencer. 864 * 865 * void 866 * seqbuf_dump () 867 * { 868 * if (_seqbufptr) 869 * if (write (seqfd, _seqbuf, _seqbufptr) == -1) 870 * { 871 * perror ("write /dev/sequencer"); 872 * exit (-1); 873 * } 874 * _seqbufptr = 0; 875 * } 876 */ 877 878 #define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0 879 #define SEQ_USE_EXTBUF() extern unsigned char _seqbuf[]; extern int _seqbuflen;extern int _seqbufptr 880 #define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() 881 #define SEQ_PM_DEFINES struct patmgr_info _pm_info 882 #define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() 883 #define _SEQ_ADVBUF(len) _seqbufptr += len 884 #define SEQ_DUMPBUF seqbuf_dump 885 #else 886 /* 887 * This variation of the sequencer macros is used just to format one event 888 * using fixed buffer. 889 * 890 * The program using the macro library must define the following macros before 891 * using this library. 892 * 893 * #define _seqbuf name of the buffer (unsigned char[]) 894 * #define _SEQ_ADVBUF(len) If the applic needs to know the exact 895 * size of the event, this macro can be used. 896 * Otherwise this must be defined as empty. 897 * #define _seqbufptr Define the name of index variable or 0 if 898 * not required. 899 */ 900 #define _SEQ_NEEDBUF(len) /* empty */ 901 #endif 902 903 #define PM_LOAD_PATCH(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 904 _pm_info.device=dev, _pm_info.data.data8[0]=pgm, \ 905 _pm_info.parm1 = bank, _pm_info.parm2 = 1, \ 906 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 907 #define PM_LOAD_PATCHES(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ 908 _pm_info.device=dev, memcpy(_pm_info.data.data8, pgm, 128), \ 909 _pm_info.parm1 = bank, _pm_info.parm2 = 128, \ 910 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) 911 912 #define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ 913 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 914 _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ 915 _seqbuf[_seqbufptr+2] = (dev);\ 916 _seqbuf[_seqbufptr+3] = (mode);\ 917 _seqbuf[_seqbufptr+4] = 0;\ 918 _seqbuf[_seqbufptr+5] = 0;\ 919 _seqbuf[_seqbufptr+6] = 0;\ 920 _seqbuf[_seqbufptr+7] = 0;\ 921 _SEQ_ADVBUF(8);} 922 923 /* 924 * Midi voice messages 925 */ 926 927 #define _CHN_VOICE(dev, event, chn, note, parm) \ 928 {_SEQ_NEEDBUF(8);\ 929 _seqbuf[_seqbufptr] = EV_CHN_VOICE;\ 930 _seqbuf[_seqbufptr+1] = (dev);\ 931 _seqbuf[_seqbufptr+2] = (event);\ 932 _seqbuf[_seqbufptr+3] = (chn);\ 933 _seqbuf[_seqbufptr+4] = (note);\ 934 _seqbuf[_seqbufptr+5] = (parm);\ 935 _seqbuf[_seqbufptr+6] = (0);\ 936 _seqbuf[_seqbufptr+7] = 0;\ 937 _SEQ_ADVBUF(8);} 938 939 #define SEQ_START_NOTE(dev, chn, note, vol) \ 940 _CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol) 941 942 #define SEQ_STOP_NOTE(dev, chn, note, vol) \ 943 _CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol) 944 945 #define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \ 946 _CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure) 947 948 /* 949 * Midi channel messages 950 */ 951 952 #define _CHN_COMMON(dev, event, chn, p1, p2, w14) \ 953 {_SEQ_NEEDBUF(8);\ 954 _seqbuf[_seqbufptr] = EV_CHN_COMMON;\ 955 _seqbuf[_seqbufptr+1] = (dev);\ 956 _seqbuf[_seqbufptr+2] = (event);\ 957 _seqbuf[_seqbufptr+3] = (chn);\ 958 _seqbuf[_seqbufptr+4] = (p1);\ 959 _seqbuf[_seqbufptr+5] = (p2);\ 960 *(short *)&_seqbuf[_seqbufptr+6] = (w14);\ 961 _SEQ_ADVBUF(8);} 962 963 #define SEQ_CHN_PRESSURE(dev, chn, pressure) \ 964 _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) 965 966 #define SEQ_SET_PATCH(dev, chn, patch) \ 967 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) 968 969 #define SEQ_CONTROL(dev, chn, controller, value) \ 970 _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) 971 972 #define SEQ_BENDER(dev, chn, value) \ 973 _CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value) 974 975 976 #define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ 977 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 978 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ 979 _seqbuf[_seqbufptr+2] = (dev);\ 980 _seqbuf[_seqbufptr+3] = (voice);\ 981 _seqbuf[_seqbufptr+4] = (controller);\ 982 *(short *)&_seqbuf[_seqbufptr+5] = (value);\ 983 _seqbuf[_seqbufptr+7] = 0;\ 984 _SEQ_ADVBUF(8);} 985 /* 986 * The following 5 macros are incorrectly implemented and obsolete. 987 * Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead. 988 */ 989 #define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) 990 #define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) 991 #define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128) 992 #define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100) 993 #define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) 994 #if 0 995 #define SEQ_PANNING(dev, voice, pos) {_SEQ_NEEDBUF(8);\ 996 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ 997 _seqbuf[_seqbufptr+1] = SEQ_BALANCE;\ 998 _seqbuf[_seqbufptr+2] = (dev);\ 999 _seqbuf[_seqbufptr+3] = (voice);\ 1000 (char)_seqbuf[_seqbufptr+4] = (pos);\ 1001 _seqbuf[_seqbufptr+5] = 0;\ 1002 _seqbuf[_seqbufptr+6] = 0;\ 1003 _seqbuf[_seqbufptr+7] = 1;\ 1004 _SEQ_ADVBUF(8);} 1005 #endif 1006 1007 /* 1008 * Timing and synchronization macros 1009 */ 1010 1011 #define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ 1012 _seqbuf[_seqbufptr+0] = EV_TIMING; \ 1013 _seqbuf[_seqbufptr+1] = (ev); \ 1014 _seqbuf[_seqbufptr+2] = 0;\ 1015 _seqbuf[_seqbufptr+3] = 0;\ 1016 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ 1017 _SEQ_ADVBUF(8);} 1018 1019 #define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0) 1020 #define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0) 1021 #define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0) 1022 #define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks) 1023 #define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks) 1024 #define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key) 1025 #define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value) 1026 #define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos) 1027 #define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig) 1028 1029 /* 1030 * Events for the level 1 interface only 1031 */ 1032 1033 #define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ 1034 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ 1035 _seqbuf[_seqbufptr+1] = (byte);\ 1036 _seqbuf[_seqbufptr+2] = (device);\ 1037 _seqbuf[_seqbufptr+3] = 0;\ 1038 _SEQ_ADVBUF(4);} 1039 1040 /* 1041 * Patch loading. 1042 */ 1043 #define SEQ_WRPATCH(patchx, len) {if (_seqbufptr) seqbuf_dump();\ 1044 if (write(seqfd, (char*)(patchx), len)==-1) \ 1045 perror("Write patch: /dev/sequencer");} 1046 #define SEQ_WRPATCH2(patchx, len) (seqbuf_dump(), write(seqfd, (char*)(patchx), len)) 1047 1048 #endif /* !KERNEL_SPAM */ 1049 1050 #endif /* !_MACHINE_SOUNDCARD_H_ */ 1051