>> 1 #ifndef SOUNDCARD_H
>> 2 #define SOUNDCARD_H
1 /* 3 /*
2 * Copyright by Hannu Savolainen 1993-1997 4 * Copyright by Hannu Savolainen 1993-1997
3 * 5 *
4 * Redistribution and use in source and binary 6 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that t 7 * modification, are permitted provided that the following conditions are
6 * met: 1. Redistributions of source code must 8 * met: 1. Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the fol 9 * notice, this list of conditions and the following disclaimer. 2.
8 * Redistributions in binary form must reprodu 10 * Redistributions in binary form must reproduce the above copyright notice,
9 * this list of conditions and the following d 11 * this list of conditions and the following disclaimer in the documentation
10 * and/or other materials provided with the di 12 * and/or other materials provided with the distribution.
11 * 13 *
12 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
13 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, B 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
14 * WARRANTIES OF MERCHANTABILITY AND FITNESS F 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
15 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR O 17 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
16 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
17 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PRO 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
18 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 20 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
19 * CAUSED AND ON ANY THEORY OF LIABILITY, WHET 21 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
20 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
21 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF AD 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
22 * SUCH DAMAGE. 24 * SUCH DAMAGE.
23 */ 25 */
24 #ifndef SOUNDCARD_H <<
25 #define SOUNDCARD_H <<
26 26
27 # include <asm/byteorder.h> <<
28 #include <uapi/linux/soundcard.h> <<
29 27
30 # if defined(__BIG_ENDIAN) !! 28 /*
31 # define AFMT_S16_NE AFMT_S16_BE !! 29 * OSS interface version. With versions earlier than 3.6 this value is
32 # elif defined(__LITTLE_ENDIAN) !! 30 * an integer with value less than 361. In versions 3.6 and later
33 # define AFMT_S16_NE AFMT_S16_LE !! 31 * it's a six digit hexadecimal value. For example value
34 # else !! 32 * of 0x030600 represents OSS version 3.6.0.
35 # error "could not determine byte order" !! 33 * Use ioctl(fd, OSS_GETVERSION, &int) to get the version number of
36 # endif !! 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 /*
>> 43 * Supported card ID numbers (Should be somewhere else?)
>> 44 */
>> 45
>> 46 #define SNDCARD_ADLIB 1
>> 47 #define SNDCARD_SB 2
>> 48 #define SNDCARD_PAS 3
>> 49 #define SNDCARD_GUS 4
>> 50 #define SNDCARD_MPU401 5
>> 51 #define SNDCARD_SB16 6
>> 52 #define SNDCARD_SB16MIDI 7
>> 53 #define SNDCARD_UART6850 8
>> 54 #define SNDCARD_GUS16 9
>> 55 #define SNDCARD_MSS 10
>> 56 #define SNDCARD_PSS 11
>> 57 #define SNDCARD_SSCAPE 12
>> 58 #define SNDCARD_PSS_MPU 13
>> 59 #define SNDCARD_PSS_MSS 14
>> 60 #define SNDCARD_SSCAPE_MSS 15
>> 61 #define SNDCARD_TRXPRO 16
>> 62 #define SNDCARD_TRXPRO_SB 17
>> 63 #define SNDCARD_TRXPRO_MPU 18
>> 64 #define SNDCARD_MAD16 19
>> 65 #define SNDCARD_MAD16_MPU 20
>> 66 #define SNDCARD_CS4232 21
>> 67 #define SNDCARD_CS4232_MPU 22
>> 68 #define SNDCARD_MAUI 23
>> 69 #define SNDCARD_PSEUDO_MSS 24
>> 70 #define SNDCARD_GUSPNP 25
>> 71 #define SNDCARD_UART401 26
>> 72 /* Sound card numbers 27 to N are reserved. Don't add more numbers here. */
>> 73
>> 74 /***********************************
>> 75 * IOCTL Commands for /dev/sequencer
>> 76 */
>> 77
>> 78 #ifndef _SIOWR
>> 79 #if defined(_IOWR) && (defined(_AIX) || (!defined(sun) && !defined(sparc) && !defined(__sparc__) && !defined(__INCioctlh) && !defined(__Lynx__)))
>> 80 /* Use already defined ioctl defines if they exist (except with Sun or Sparc) */
>> 81 #define SIOCPARM_MASK IOCPARM_MASK
>> 82 #define SIOC_VOID IOC_VOID
>> 83 #define SIOC_OUT IOC_OUT
>> 84 #define SIOC_IN IOC_IN
>> 85 #define SIOC_INOUT IOC_INOUT
>> 86 #define _SIOC_SIZE _IOC_SIZE
>> 87 #define _SIOC_DIR _IOC_DIR
>> 88 #define _SIOC_NONE _IOC_NONE
>> 89 #define _SIOC_READ _IOC_READ
>> 90 #define _SIOC_WRITE _IOC_WRITE
>> 91 #define _SIO _IO
>> 92 #define _SIOR _IOR
>> 93 #define _SIOW _IOW
>> 94 #define _SIOWR _IOWR
>> 95 #else
>> 96
>> 97 /* Ioctl's have the command encoded in the lower word,
>> 98 * and the size of any in or out parameters in the upper
>> 99 * word. The high 2 bits of the upper word are used
>> 100 * to encode the in/out status of the parameter; for now
>> 101 * we restrict parameters to at most 8191 bytes.
>> 102 */
>> 103 /* #define SIOCTYPE (0xff<<8) */
>> 104 #define SIOCPARM_MASK 0x1fff /* parameters must be < 8192 bytes */
>> 105 #define SIOC_VOID 0x00000000 /* no parameters */
>> 106 #define SIOC_OUT 0x20000000 /* copy out parameters */
>> 107 #define SIOC_IN 0x40000000 /* copy in parameters */
>> 108 #define SIOC_INOUT (SIOC_IN|SIOC_OUT)
>> 109 /* the 0x20000000 is so we can distinguish new ioctl's from old */
>> 110 #define _SIO(x,y) ((int)(SIOC_VOID|(x<<8)|y))
>> 111 #define _SIOR(x,y,t) ((int)(SIOC_OUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y))
>> 112 #define _SIOW(x,y,t) ((int)(SIOC_IN|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y))
>> 113 /* this should be _SIORW, but stdio got there first */
>> 114 #define _SIOWR(x,y,t) ((int)(SIOC_INOUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y))
>> 115 #define _SIOC_SIZE(x) ((x>>16)&SIOCPARM_MASK)
>> 116 #define _SIOC_DIR(x) (x & 0xf0000000)
>> 117 #define _SIOC_NONE SIOC_VOID
>> 118 #define _SIOC_READ SIOC_OUT
>> 119 #define _SIOC_WRITE SIOC_IN
>> 120 # endif /* _IOWR */
>> 121 #endif /* !_SIOWR */
>> 122
>> 123 #define SNDCTL_SEQ_RESET _SIO ('Q', 0)
>> 124 #define SNDCTL_SEQ_SYNC _SIO ('Q', 1)
>> 125 #define SNDCTL_SYNTH_INFO _SIOWR('Q', 2, struct synth_info)
>> 126 #define SNDCTL_SEQ_CTRLRATE _SIOWR('Q', 3, int) /* Set/get timer resolution (HZ) */
>> 127 #define SNDCTL_SEQ_GETOUTCOUNT _SIOR ('Q', 4, int)
>> 128 #define SNDCTL_SEQ_GETINCOUNT _SIOR ('Q', 5, int)
>> 129 #define SNDCTL_SEQ_PERCMODE _SIOW ('Q', 6, int)
>> 130 #define SNDCTL_FM_LOAD_INSTR _SIOW ('Q', 7, struct sbi_instrument) /* Obsolete. Don't use!!!!!! */
>> 131 #define SNDCTL_SEQ_TESTMIDI _SIOW ('Q', 8, int)
>> 132 #define SNDCTL_SEQ_RESETSAMPLES _SIOW ('Q', 9, int)
>> 133 #define SNDCTL_SEQ_NRSYNTHS _SIOR ('Q',10, int)
>> 134 #define SNDCTL_SEQ_NRMIDIS _SIOR ('Q',11, int)
>> 135 #define SNDCTL_MIDI_INFO _SIOWR('Q',12, struct midi_info)
>> 136 #define SNDCTL_SEQ_THRESHOLD _SIOW ('Q',13, int)
>> 137 #define SNDCTL_SYNTH_MEMAVL _SIOWR('Q',14, int) /* in=dev#, out=memsize */
>> 138 #define SNDCTL_FM_4OP_ENABLE _SIOW ('Q',15, int) /* in=dev# */
>> 139 #define SNDCTL_SEQ_PANIC _SIO ('Q',17)
>> 140 #define SNDCTL_SEQ_OUTOFBAND _SIOW ('Q',18, struct seq_event_rec)
>> 141 #define SNDCTL_SEQ_GETTIME _SIOR ('Q',19, int)
>> 142 #define SNDCTL_SYNTH_ID _SIOWR('Q',20, struct synth_info)
>> 143 #define SNDCTL_SYNTH_CONTROL _SIOWR('Q',21, struct synth_control)
>> 144 #define SNDCTL_SYNTH_REMOVESAMPLE _SIOWR('Q',22, struct remove_sample)
>> 145
>> 146 typedef struct synth_control
>> 147 {
>> 148 int devno; /* Synthesizer # */
>> 149 char data[4000]; /* Device spesific command/data record */
>> 150 }synth_control;
>> 151
>> 152 typedef struct remove_sample
>> 153 {
>> 154 int devno; /* Synthesizer # */
>> 155 int bankno; /* MIDI bank # (0=General MIDI) */
>> 156 int instrno; /* MIDI instrument number */
>> 157 } remove_sample;
>> 158
>> 159 typedef struct seq_event_rec {
>> 160 unsigned char arr[8];
>> 161 } seq_event_rec;
>> 162
>> 163 #define SNDCTL_TMR_TIMEBASE _SIOWR('T', 1, int)
>> 164 #define SNDCTL_TMR_START _SIO ('T', 2)
>> 165 #define SNDCTL_TMR_STOP _SIO ('T', 3)
>> 166 #define SNDCTL_TMR_CONTINUE _SIO ('T', 4)
>> 167 #define SNDCTL_TMR_TEMPO _SIOWR('T', 5, int)
>> 168 #define SNDCTL_TMR_SOURCE _SIOWR('T', 6, int)
>> 169 # define TMR_INTERNAL 0x00000001
>> 170 # define TMR_EXTERNAL 0x00000002
>> 171 # define TMR_MODE_MIDI 0x00000010
>> 172 # define TMR_MODE_FSK 0x00000020
>> 173 # define TMR_MODE_CLS 0x00000040
>> 174 # define TMR_MODE_SMPTE 0x00000080
>> 175 #define SNDCTL_TMR_METRONOME _SIOW ('T', 7, int)
>> 176 #define SNDCTL_TMR_SELECT _SIOW ('T', 8, int)
>> 177
>> 178 /*
>> 179 * Some big endian/little endian handling macros
>> 180 */
>> 181
>> 182 #if defined(_AIX) || defined(AIX) || defined(sparc) || defined(__sparc__) || defined(HPPA) || defined(PPC) || defined(__mc68000__)
>> 183 /* Big endian machines */
>> 184 # define _PATCHKEY(id) (0xfd00|id)
>> 185 # define AFMT_S16_NE AFMT_S16_BE
>> 186 #else
>> 187 # define _PATCHKEY(id) ((id<<8)|0xfd)
>> 188 # define AFMT_S16_NE AFMT_S16_LE
>> 189 #endif
>> 190
>> 191 /*
>> 192 * Sample loading mechanism for internal synthesizers (/dev/sequencer)
>> 193 * The following patch_info structure has been designed to support
>> 194 * Gravis UltraSound. It tries to be universal format for uploading
>> 195 * sample based patches but is probably too limited.
>> 196 *
>> 197 * (PBD) As Hannu guessed, the GUS structure is too limited for
>> 198 * the WaveFront, but this is the right place for a constant definition.
>> 199 */
>> 200
>> 201 struct patch_info {
>> 202 unsigned short key; /* Use WAVE_PATCH here */
>> 203 #define WAVE_PATCH _PATCHKEY(0x04)
>> 204 #define GUS_PATCH WAVE_PATCH
>> 205 #define WAVEFRONT_PATCH _PATCHKEY(0x06)
>> 206
>> 207 short device_no; /* Synthesizer number */
>> 208 short instr_no; /* Midi pgm# */
>> 209
>> 210 unsigned int mode;
>> 211 /*
>> 212 * The least significant byte has the same format than the GUS .PAT
>> 213 * files
>> 214 */
>> 215 #define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */
>> 216 #define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */
>> 217 #define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */
>> 218 #define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */
>> 219 #define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */
>> 220 #define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/
>> 221 #define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */
>> 222 #define WAVE_FAST_RELEASE 0x80 /* bit 7 = Shut off immediately after note off */
>> 223 /* (use the env_rate/env_offs fields). */
>> 224 /* Linux specific bits */
>> 225 #define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */
>> 226 #define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */
>> 227 #define WAVE_SCALE 0x00040000 /* The scaling info is valid */
>> 228 #define WAVE_FRACTIONS 0x00080000 /* Fraction information is valid */
>> 229 /* Reserved bits */
>> 230 #define WAVE_ROM 0x40000000 /* For future use */
>> 231 #define WAVE_MULAW 0x20000000 /* For future use */
>> 232 /* Other bits must be zeroed */
>> 233
>> 234 int len; /* Size of the wave data in bytes */
>> 235 int loop_start, loop_end; /* Byte offsets from the beginning */
>> 236
>> 237 /*
>> 238 * The base_freq and base_note fields are used when computing the
>> 239 * playback speed for a note. The base_note defines the tone frequency
>> 240 * which is heard if the sample is played using the base_freq as the
>> 241 * playback speed.
>> 242 *
>> 243 * The low_note and high_note fields define the minimum and maximum note
>> 244 * frequencies for which this sample is valid. It is possible to define
>> 245 * more than one samples for an instrument number at the same time. The
>> 246 * low_note and high_note fields are used to select the most suitable one.
>> 247 *
>> 248 * The fields base_note, high_note and low_note should contain
>> 249 * the note frequency multiplied by 1000. For example value for the
>> 250 * middle A is 440*1000.
>> 251 */
>> 252
>> 253 unsigned int base_freq;
>> 254 unsigned int base_note;
>> 255 unsigned int high_note;
>> 256 unsigned int low_note;
>> 257 int panning; /* -128=left, 127=right */
>> 258 int detuning;
>> 259
>> 260 /* New fields introduced in version 1.99.5 */
>> 261
>> 262 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */
>> 263 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */
>> 264 unsigned char env_offset[ 6 ]; /* 255 == 100% */
>> 265
>> 266 /*
>> 267 * The tremolo, vibrato and scale info are not supported yet.
>> 268 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or
>> 269 * WAVE_SCALE
>> 270 */
>> 271
>> 272 unsigned char tremolo_sweep;
>> 273 unsigned char tremolo_rate;
>> 274 unsigned char tremolo_depth;
>> 275
>> 276 unsigned char vibrato_sweep;
>> 277 unsigned char vibrato_rate;
>> 278 unsigned char vibrato_depth;
>> 279
>> 280 int scale_frequency;
>> 281 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */
>> 282
>> 283 int volume;
>> 284 int fractions;
>> 285 int reserved1;
>> 286 int spare[2];
>> 287 char data[1]; /* The waveform data starts here */
>> 288 };
>> 289
>> 290 struct sysex_info {
>> 291 short key; /* Use SYSEX_PATCH or MAUI_PATCH here */
>> 292 #define SYSEX_PATCH _PATCHKEY(0x05)
>> 293 #define MAUI_PATCH _PATCHKEY(0x06)
>> 294 short device_no; /* Synthesizer number */
>> 295 int len; /* Size of the sysex data in bytes */
>> 296 unsigned char data[1]; /* Sysex data starts here */
>> 297 };
>> 298
>> 299 /*
>> 300 * /dev/sequencer input events.
>> 301 *
>> 302 * The data written to the /dev/sequencer is a stream of events. Events
>> 303 * are records of 4 or 8 bytes. The first byte defines the size.
>> 304 * Any number of events can be written with a write call. There
>> 305 * is a set of macros for sending these events. Use these macros if you
>> 306 * want to maximize portability of your program.
>> 307 *
>> 308 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events.
>> 309 * (All input events are currently 4 bytes long. Be prepared to support
>> 310 * 8 byte events also. If you receive any event having first byte >= 128,
>> 311 * it's a 8 byte event.
>> 312 *
>> 313 * The events are documented at the end of this file.
>> 314 *
>> 315 * Normal events (4 bytes)
>> 316 * There is also a 8 byte version of most of the 4 byte events. The
>> 317 * 8 byte one is recommended.
>> 318 */
>> 319 #define SEQ_NOTEOFF 0
>> 320 #define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */
>> 321 #define SEQ_NOTEON 1
>> 322 #define SEQ_FMNOTEON SEQ_NOTEON
>> 323 #define SEQ_WAIT TMR_WAIT_ABS
>> 324 #define SEQ_PGMCHANGE 3
>> 325 #define SEQ_FMPGMCHANGE SEQ_PGMCHANGE
>> 326 #define SEQ_SYNCTIMER TMR_START
>> 327 #define SEQ_MIDIPUTC 5
>> 328 #define SEQ_DRUMON 6 /*** OBSOLETE ***/
>> 329 #define SEQ_DRUMOFF 7 /*** OBSOLETE ***/
>> 330 #define SEQ_ECHO TMR_ECHO /* For synching programs with output */
>> 331 #define SEQ_AFTERTOUCH 9
>> 332 #define SEQ_CONTROLLER 10
>> 333
>> 334 /*******************************************
>> 335 * Midi controller numbers
>> 336 *******************************************
>> 337 * Controllers 0 to 31 (0x00 to 0x1f) and
>> 338 * 32 to 63 (0x20 to 0x3f) are continuous
>> 339 * controllers.
>> 340 * In the MIDI 1.0 these controllers are sent using
>> 341 * two messages. Controller numbers 0 to 31 are used
>> 342 * to send the MSB and the controller numbers 32 to 63
>> 343 * are for the LSB. Note that just 7 bits are used in MIDI bytes.
>> 344 */
>> 345
>> 346 #define CTL_BANK_SELECT 0x00
>> 347 #define CTL_MODWHEEL 0x01
>> 348 #define CTL_BREATH 0x02
>> 349 /* undefined 0x03 */
>> 350 #define CTL_FOOT 0x04
>> 351 #define CTL_PORTAMENTO_TIME 0x05
>> 352 #define CTL_DATA_ENTRY 0x06
>> 353 #define CTL_MAIN_VOLUME 0x07
>> 354 #define CTL_BALANCE 0x08
>> 355 /* undefined 0x09 */
>> 356 #define CTL_PAN 0x0a
>> 357 #define CTL_EXPRESSION 0x0b
>> 358 /* undefined 0x0c */
>> 359 /* undefined 0x0d */
>> 360 /* undefined 0x0e */
>> 361 /* undefined 0x0f */
>> 362 #define CTL_GENERAL_PURPOSE1 0x10
>> 363 #define CTL_GENERAL_PURPOSE2 0x11
>> 364 #define CTL_GENERAL_PURPOSE3 0x12
>> 365 #define CTL_GENERAL_PURPOSE4 0x13
>> 366 /* undefined 0x14 - 0x1f */
>> 367
>> 368 /* undefined 0x20 */
>> 369 /* The controller numbers 0x21 to 0x3f are reserved for the */
>> 370 /* least significant bytes of the controllers 0x00 to 0x1f. */
>> 371 /* These controllers are not recognised by the driver. */
>> 372
>> 373 /* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */
>> 374 /* 0=OFF and 127=ON (intermediate values are possible) */
>> 375 #define CTL_DAMPER_PEDAL 0x40
>> 376 #define CTL_SUSTAIN 0x40 /* Alias */
>> 377 #define CTL_HOLD 0x40 /* Alias */
>> 378 #define CTL_PORTAMENTO 0x41
>> 379 #define CTL_SOSTENUTO 0x42
>> 380 #define CTL_SOFT_PEDAL 0x43
>> 381 /* undefined 0x44 */
>> 382 #define CTL_HOLD2 0x45
>> 383 /* undefined 0x46 - 0x4f */
>> 384
>> 385 #define CTL_GENERAL_PURPOSE5 0x50
>> 386 #define CTL_GENERAL_PURPOSE6 0x51
>> 387 #define CTL_GENERAL_PURPOSE7 0x52
>> 388 #define CTL_GENERAL_PURPOSE8 0x53
>> 389 /* undefined 0x54 - 0x5a */
>> 390 #define CTL_EXT_EFF_DEPTH 0x5b
>> 391 #define CTL_TREMOLO_DEPTH 0x5c
>> 392 #define CTL_CHORUS_DEPTH 0x5d
>> 393 #define CTL_DETUNE_DEPTH 0x5e
>> 394 #define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */
>> 395 #define CTL_PHASER_DEPTH 0x5f
>> 396 #define CTL_DATA_INCREMENT 0x60
>> 397 #define CTL_DATA_DECREMENT 0x61
>> 398 #define CTL_NONREG_PARM_NUM_LSB 0x62
>> 399 #define CTL_NONREG_PARM_NUM_MSB 0x63
>> 400 #define CTL_REGIST_PARM_NUM_LSB 0x64
>> 401 #define CTL_REGIST_PARM_NUM_MSB 0x65
>> 402 /* undefined 0x66 - 0x78 */
>> 403 /* reserved 0x79 - 0x7f */
>> 404
>> 405 /* Pseudo controllers (not midi compatible) */
>> 406 #define CTRL_PITCH_BENDER 255
>> 407 #define CTRL_PITCH_BENDER_RANGE 254
>> 408 #define CTRL_EXPRESSION 253 /* Obsolete */
>> 409 #define CTRL_MAIN_VOLUME 252 /* Obsolete */
>> 410 #define SEQ_BALANCE 11
>> 411 #define SEQ_VOLMODE 12
>> 412
>> 413 /*
>> 414 * Volume mode decides how volumes are used
>> 415 */
>> 416
>> 417 #define VOL_METHOD_ADAGIO 1
>> 418 #define VOL_METHOD_LINEAR 2
>> 419
>> 420 /*
>> 421 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as
>> 422 * input events.
>> 423 */
>> 424
>> 425 /*
>> 426 * Event codes 0xf0 to 0xfc are reserved for future extensions.
>> 427 */
>> 428
>> 429 #define SEQ_FULLSIZE 0xfd /* Long events */
>> 430 /*
>> 431 * SEQ_FULLSIZE events are used for loading patches/samples to the
>> 432 * synthesizer devices. These events are passed directly to the driver
>> 433 * of the associated synthesizer device. There is no limit to the size
>> 434 * of the extended events. These events are not queued but executed
>> 435 * immediately when the write() is called (execution can take several
>> 436 * seconds of time).
>> 437 *
>> 438 * When a SEQ_FULLSIZE message is written to the device, it must
>> 439 * be written using exactly one write() call. Other events cannot
>> 440 * be mixed to the same write.
>> 441 *
>> 442 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the
>> 443 * /dev/sequencer. Don't write other data together with the instrument structure
>> 444 * Set the key field of the structure to FM_PATCH. The device field is used to
>> 445 * route the patch to the corresponding device.
>> 446 *
>> 447 * For wave table use struct patch_info. Initialize the key field
>> 448 * to WAVE_PATCH.
>> 449 */
>> 450 #define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */
>> 451 #define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */
>> 452
>> 453 /*
>> 454 * Record for FM patches
>> 455 */
>> 456
>> 457 typedef unsigned char sbi_instr_data[32];
>> 458
>> 459 struct sbi_instrument {
>> 460 unsigned short key; /* FM_PATCH or OPL3_PATCH */
>> 461 #define FM_PATCH _PATCHKEY(0x01)
>> 462 #define OPL3_PATCH _PATCHKEY(0x03)
>> 463 short device; /* Synth# (0-4) */
>> 464 int channel; /* Program# to be initialized */
>> 465 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */
>> 466 };
>> 467
>> 468 struct synth_info { /* Read only */
>> 469 char name[30];
>> 470 int device; /* 0-N. INITIALIZE BEFORE CALLING */
>> 471 int synth_type;
>> 472 #define SYNTH_TYPE_FM 0
>> 473 #define SYNTH_TYPE_SAMPLE 1
>> 474 #define SYNTH_TYPE_MIDI 2 /* Midi interface */
>> 475
>> 476 int synth_subtype;
>> 477 #define FM_TYPE_ADLIB 0x00
>> 478 #define FM_TYPE_OPL3 0x01
>> 479 #define MIDI_TYPE_MPU401 0x401
>> 480
>> 481 #define SAMPLE_TYPE_BASIC 0x10
>> 482 #define SAMPLE_TYPE_GUS SAMPLE_TYPE_BASIC
>> 483 #define SAMPLE_TYPE_WAVEFRONT 0x11
>> 484
>> 485 int perc_mode; /* No longer supported */
>> 486 int nr_voices;
>> 487 int nr_drums; /* Obsolete field */
>> 488 int instr_bank_size;
>> 489 unsigned int capabilities;
>> 490 #define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */
>> 491 #define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */
>> 492 #define SYNTH_CAP_INPUT 0x00000004 /* Input (MIDI) device */
>> 493 int dummies[19]; /* Reserve space */
>> 494 };
>> 495
>> 496 struct sound_timer_info {
>> 497 char name[32];
>> 498 int caps;
>> 499 };
>> 500
>> 501 #define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */
>> 502
>> 503 struct midi_info {
>> 504 char name[30];
>> 505 int device; /* 0-N. INITIALIZE BEFORE CALLING */
>> 506 unsigned int capabilities; /* To be defined later */
>> 507 int dev_type;
>> 508 int dummies[18]; /* Reserve space */
>> 509 };
>> 510
>> 511 /********************************************
>> 512 * ioctl commands for the /dev/midi##
>> 513 */
>> 514 typedef struct {
>> 515 unsigned char cmd;
>> 516 char nr_args, nr_returns;
>> 517 unsigned char data[30];
>> 518 } mpu_command_rec;
>> 519
>> 520 #define SNDCTL_MIDI_PRETIME _SIOWR('m', 0, int)
>> 521 #define SNDCTL_MIDI_MPUMODE _SIOWR('m', 1, int)
>> 522 #define SNDCTL_MIDI_MPUCMD _SIOWR('m', 2, mpu_command_rec)
>> 523
>> 524 /********************************************
>> 525 * IOCTL commands for /dev/dsp and /dev/audio
>> 526 */
>> 527
>> 528 #define SNDCTL_DSP_RESET _SIO ('P', 0)
>> 529 #define SNDCTL_DSP_SYNC _SIO ('P', 1)
>> 530 #define SNDCTL_DSP_SPEED _SIOWR('P', 2, int)
>> 531 #define SNDCTL_DSP_STEREO _SIOWR('P', 3, int)
>> 532 #define SNDCTL_DSP_GETBLKSIZE _SIOWR('P', 4, int)
>> 533 #define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT
>> 534 #define SNDCTL_DSP_CHANNELS _SIOWR('P', 6, int)
>> 535 #define SOUND_PCM_WRITE_CHANNELS SNDCTL_DSP_CHANNELS
>> 536 #define SOUND_PCM_WRITE_FILTER _SIOWR('P', 7, int)
>> 537 #define SNDCTL_DSP_POST _SIO ('P', 8)
>> 538 #define SNDCTL_DSP_SUBDIVIDE _SIOWR('P', 9, int)
>> 539 #define SNDCTL_DSP_SETFRAGMENT _SIOWR('P',10, int)
>> 540
>> 541 /* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */
>> 542 #define SNDCTL_DSP_GETFMTS _SIOR ('P',11, int) /* Returns a mask */
>> 543 #define SNDCTL_DSP_SETFMT _SIOWR('P',5, int) /* Selects ONE fmt*/
>> 544 # define AFMT_QUERY 0x00000000 /* Return current fmt */
>> 545 # define AFMT_MU_LAW 0x00000001
>> 546 # define AFMT_A_LAW 0x00000002
>> 547 # define AFMT_IMA_ADPCM 0x00000004
>> 548 # define AFMT_U8 0x00000008
>> 549 # define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/
>> 550 # define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */
>> 551 # define AFMT_S8 0x00000040
>> 552 # define AFMT_U16_LE 0x00000080 /* Little endian U16 */
>> 553 # define AFMT_U16_BE 0x00000100 /* Big endian U16 */
>> 554 # define AFMT_MPEG 0x00000200 /* MPEG (2) audio */
>> 555 # define AFMT_AC3 0x00000400 /* Dolby Digital AC3 */
>> 556
>> 557 /*
>> 558 * Buffer status queries.
>> 559 */
>> 560 typedef struct audio_buf_info {
>> 561 int fragments; /* # of available fragments (partially usend ones not counted) */
>> 562 int fragstotal; /* Total # of fragments allocated */
>> 563 int fragsize; /* Size of a fragment in bytes */
>> 564
>> 565 int bytes; /* Available space in bytes (includes partially used fragments) */
>> 566 /* Note! 'bytes' could be more than fragments*fragsize */
>> 567 } audio_buf_info;
>> 568
>> 569 #define SNDCTL_DSP_GETOSPACE _SIOR ('P',12, audio_buf_info)
>> 570 #define SNDCTL_DSP_GETISPACE _SIOR ('P',13, audio_buf_info)
>> 571 #define SNDCTL_DSP_NONBLOCK _SIO ('P',14)
>> 572 #define SNDCTL_DSP_GETCAPS _SIOR ('P',15, int)
>> 573 # define DSP_CAP_REVISION 0x000000ff /* Bits for revision level (0 to 255) */
>> 574 # define DSP_CAP_DUPLEX 0x00000100 /* Full duplex record/playback */
>> 575 # define DSP_CAP_REALTIME 0x00000200 /* Real time capability */
>> 576 # define DSP_CAP_BATCH 0x00000400 /* Device has some kind of */
>> 577 /* internal buffers which may */
>> 578 /* cause some delays and */
>> 579 /* decrease precision of timing */
>> 580 # define DSP_CAP_COPROC 0x00000800 /* Has a coprocessor */
>> 581 /* Sometimes it's a DSP */
>> 582 /* but usually not */
>> 583 # define DSP_CAP_TRIGGER 0x00001000 /* Supports SETTRIGGER */
>> 584 # define DSP_CAP_MMAP 0x00002000 /* Supports mmap() */
>> 585 # define DSP_CAP_MULTI 0x00004000 /* support multiple open */
>> 586 # define DSP_CAP_BIND 0x00008000 /* channel binding to front/rear/cneter/lfe */
>> 587
>> 588
>> 589 #define SNDCTL_DSP_GETTRIGGER _SIOR ('P',16, int)
>> 590 #define SNDCTL_DSP_SETTRIGGER _SIOW ('P',16, int)
>> 591 # define PCM_ENABLE_INPUT 0x00000001
>> 592 # define PCM_ENABLE_OUTPUT 0x00000002
>> 593
>> 594 typedef struct count_info {
>> 595 int bytes; /* Total # of bytes processed */
>> 596 int blocks; /* # of fragment transitions since last time */
>> 597 int ptr; /* Current DMA pointer value */
>> 598 } count_info;
>> 599
>> 600 #define SNDCTL_DSP_GETIPTR _SIOR ('P',17, count_info)
>> 601 #define SNDCTL_DSP_GETOPTR _SIOR ('P',18, count_info)
>> 602
>> 603 typedef struct buffmem_desc {
>> 604 unsigned *buffer;
>> 605 int size;
>> 606 } buffmem_desc;
>> 607 #define SNDCTL_DSP_MAPINBUF _SIOR ('P', 19, buffmem_desc)
>> 608 #define SNDCTL_DSP_MAPOUTBUF _SIOR ('P', 20, buffmem_desc)
>> 609 #define SNDCTL_DSP_SETSYNCRO _SIO ('P', 21)
>> 610 #define SNDCTL_DSP_SETDUPLEX _SIO ('P', 22)
>> 611 #define SNDCTL_DSP_GETODELAY _SIOR ('P', 23, int)
>> 612
>> 613 #define SNDCTL_DSP_GETCHANNELMASK _SIOWR('P', 64, int)
>> 614 #define SNDCTL_DSP_BIND_CHANNEL _SIOWR('P', 65, int)
>> 615 # define DSP_BIND_QUERY 0x00000000
>> 616 # define DSP_BIND_FRONT 0x00000001
>> 617 # define DSP_BIND_SURR 0x00000002
>> 618 # define DSP_BIND_CENTER_LFE 0x00000004
>> 619 # define DSP_BIND_HANDSET 0x00000008
>> 620 # define DSP_BIND_MIC 0x00000010
>> 621 # define DSP_BIND_MODEM1 0x00000020
>> 622 # define DSP_BIND_MODEM2 0x00000040
>> 623 # define DSP_BIND_I2S 0x00000080
>> 624 # define DSP_BIND_SPDIF 0x00000100
>> 625
>> 626 #define SNDCTL_DSP_SETSPDIF _SIOW ('P', 66, int)
>> 627 #define SNDCTL_DSP_GETSPDIF _SIOR ('P', 67, int)
>> 628 # define SPDIF_PRO 0x0001
>> 629 # define SPDIF_N_AUD 0x0002
>> 630 # define SPDIF_COPY 0x0004
>> 631 # define SPDIF_PRE 0x0008
>> 632 # define SPDIF_CC 0x07f0
>> 633 # define SPDIF_L 0x0800
>> 634 # define SPDIF_DRS 0x4000
>> 635 # define SPDIF_V 0x8000
>> 636
>> 637 /*
>> 638 * Application's profile defines the way how playback underrun situations should be handled.
>> 639 *
>> 640 * APF_NORMAL (the default) and APF_NETWORK make the driver to cleanup the
>> 641 * playback buffer whenever an underrun occurs. This consumes some time
>> 642 * prevents looping the existing buffer.
>> 643 * APF_CPUINTENS is intended to be set by CPU intensive applications which
>> 644 * are likely to run out of time occasionally. In this mode the buffer cleanup is
>> 645 * disabled which saves CPU time but also let's the previous buffer content to
>> 646 * be played during the "pause" after the underrun.
>> 647 */
>> 648 #define SNDCTL_DSP_PROFILE _SIOW ('P', 23, int)
>> 649 #define APF_NORMAL 0 /* Normal applications */
>> 650 #define APF_NETWORK 1 /* Underruns probably caused by an "external" delay */
>> 651 #define APF_CPUINTENS 2 /* Underruns probably caused by "overheating" the CPU */
>> 652
>> 653 #define SOUND_PCM_READ_RATE _SIOR ('P', 2, int)
>> 654 #define SOUND_PCM_READ_CHANNELS _SIOR ('P', 6, int)
>> 655 #define SOUND_PCM_READ_BITS _SIOR ('P', 5, int)
>> 656 #define SOUND_PCM_READ_FILTER _SIOR ('P', 7, int)
>> 657
>> 658 /* Some alias names */
>> 659 #define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT
>> 660 #define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED
>> 661 #define SOUND_PCM_POST SNDCTL_DSP_POST
>> 662 #define SOUND_PCM_RESET SNDCTL_DSP_RESET
>> 663 #define SOUND_PCM_SYNC SNDCTL_DSP_SYNC
>> 664 #define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE
>> 665 #define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT
>> 666 #define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS
>> 667 #define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT
>> 668 #define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE
>> 669 #define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE
>> 670 #define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK
>> 671 #define SOUND_PCM_GETCAPS SNDCTL_DSP_GETCAPS
>> 672 #define SOUND_PCM_GETTRIGGER SNDCTL_DSP_GETTRIGGER
>> 673 #define SOUND_PCM_SETTRIGGER SNDCTL_DSP_SETTRIGGER
>> 674 #define SOUND_PCM_SETSYNCRO SNDCTL_DSP_SETSYNCRO
>> 675 #define SOUND_PCM_GETIPTR SNDCTL_DSP_GETIPTR
>> 676 #define SOUND_PCM_GETOPTR SNDCTL_DSP_GETOPTR
>> 677 #define SOUND_PCM_MAPINBUF SNDCTL_DSP_MAPINBUF
>> 678 #define SOUND_PCM_MAPOUTBUF SNDCTL_DSP_MAPOUTBUF
>> 679
>> 680 /*
>> 681 * ioctl calls to be used in communication with coprocessors and
>> 682 * DSP chips.
>> 683 */
>> 684
>> 685 typedef struct copr_buffer {
>> 686 int command; /* Set to 0 if not used */
>> 687 int flags;
>> 688 #define CPF_NONE 0x0000
>> 689 #define CPF_FIRST 0x0001 /* First block */
>> 690 #define CPF_LAST 0x0002 /* Last block */
>> 691 int len;
>> 692 int offs; /* If required by the device (0 if not used) */
>> 693
>> 694 unsigned char data[4000]; /* NOTE! 4000 is not 4k */
>> 695 } copr_buffer;
>> 696
>> 697 typedef struct copr_debug_buf {
>> 698 int command; /* Used internally. Set to 0 */
>> 699 int parm1;
>> 700 int parm2;
>> 701 int flags;
>> 702 int len; /* Length of data in bytes */
>> 703 } copr_debug_buf;
>> 704
>> 705 typedef struct copr_msg {
>> 706 int len;
>> 707 unsigned char data[4000];
>> 708 } copr_msg;
>> 709
>> 710 #define SNDCTL_COPR_RESET _SIO ('C', 0)
>> 711 #define SNDCTL_COPR_LOAD _SIOWR('C', 1, copr_buffer)
>> 712 #define SNDCTL_COPR_RDATA _SIOWR('C', 2, copr_debug_buf)
>> 713 #define SNDCTL_COPR_RCODE _SIOWR('C', 3, copr_debug_buf)
>> 714 #define SNDCTL_COPR_WDATA _SIOW ('C', 4, copr_debug_buf)
>> 715 #define SNDCTL_COPR_WCODE _SIOW ('C', 5, copr_debug_buf)
>> 716 #define SNDCTL_COPR_RUN _SIOWR('C', 6, copr_debug_buf)
>> 717 #define SNDCTL_COPR_HALT _SIOWR('C', 7, copr_debug_buf)
>> 718 #define SNDCTL_COPR_SENDMSG _SIOWR('C', 8, copr_msg)
>> 719 #define SNDCTL_COPR_RCVMSG _SIOR ('C', 9, copr_msg)
>> 720
>> 721 /*********************************************
>> 722 * IOCTL commands for /dev/mixer
>> 723 */
>> 724
>> 725 /*
>> 726 * Mixer devices
>> 727 *
>> 728 * There can be up to 20 different analog mixer channels. The
>> 729 * SOUND_MIXER_NRDEVICES gives the currently supported maximum.
>> 730 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells
>> 731 * the devices supported by the particular mixer.
>> 732 */
>> 733
>> 734 #define SOUND_MIXER_NRDEVICES 25
>> 735 #define SOUND_MIXER_VOLUME 0
>> 736 #define SOUND_MIXER_BASS 1
>> 737 #define SOUND_MIXER_TREBLE 2
>> 738 #define SOUND_MIXER_SYNTH 3
>> 739 #define SOUND_MIXER_PCM 4
>> 740 #define SOUND_MIXER_SPEAKER 5
>> 741 #define SOUND_MIXER_LINE 6
>> 742 #define SOUND_MIXER_MIC 7
>> 743 #define SOUND_MIXER_CD 8
>> 744 #define SOUND_MIXER_IMIX 9 /* Recording monitor */
>> 745 #define SOUND_MIXER_ALTPCM 10
>> 746 #define SOUND_MIXER_RECLEV 11 /* Recording level */
>> 747 #define SOUND_MIXER_IGAIN 12 /* Input gain */
>> 748 #define SOUND_MIXER_OGAIN 13 /* Output gain */
>> 749 /*
>> 750 * The AD1848 codec and compatibles have three line level inputs
>> 751 * (line, aux1 and aux2). Since each card manufacturer have assigned
>> 752 * different meanings to these inputs, it's inpractical to assign
>> 753 * specific meanings (line, cd, synth etc.) to them.
>> 754 */
>> 755 #define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */
>> 756 #define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */
>> 757 #define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */
>> 758 #define SOUND_MIXER_DIGITAL1 17 /* Digital (input) 1 */
>> 759 #define SOUND_MIXER_DIGITAL2 18 /* Digital (input) 2 */
>> 760 #define SOUND_MIXER_DIGITAL3 19 /* Digital (input) 3 */
>> 761 #define SOUND_MIXER_PHONEIN 20 /* Phone input */
>> 762 #define SOUND_MIXER_PHONEOUT 21 /* Phone output */
>> 763 #define SOUND_MIXER_VIDEO 22 /* Video/TV (audio) in */
>> 764 #define SOUND_MIXER_RADIO 23 /* Radio in */
>> 765 #define SOUND_MIXER_MONITOR 24 /* Monitor (usually mic) volume */
>> 766
>> 767 /* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */
>> 768 /* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */
>> 769 #define SOUND_ONOFF_MIN 28
>> 770 #define SOUND_ONOFF_MAX 30
>> 771
>> 772 /* Note! Number 31 cannot be used since the sign bit is reserved */
>> 773 #define SOUND_MIXER_NONE 31
>> 774
>> 775 /*
>> 776 * The following unsupported macros are no longer functional.
>> 777 * Use SOUND_MIXER_PRIVATE# macros in future.
>> 778 */
>> 779 #define SOUND_MIXER_ENHANCE SOUND_MIXER_NONE
>> 780 #define SOUND_MIXER_MUTE SOUND_MIXER_NONE
>> 781 #define SOUND_MIXER_LOUD SOUND_MIXER_NONE
>> 782
>> 783
>> 784 #define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \
>> 785 "Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \
>> 786 "Line1", "Line2", "Line3", "Digital1", "Digital2", "Digital3", \
>> 787 "PhoneIn", "PhoneOut", "Video", "Radio", "Monitor"}
>> 788
>> 789 #define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \
>> 790 "mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \
>> 791 "line1", "line2", "line3", "dig1", "dig2", "dig3", \
>> 792 "phin", "phout", "video", "radio", "monitor"}
>> 793
>> 794 /* Device bitmask identifiers */
>> 795
>> 796 #define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */
>> 797 #define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */
>> 798 #define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */
>> 799 #define SOUND_MIXER_CAPS 0xfc
>> 800 # define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */
>> 801 #define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */
>> 802 #define SOUND_MIXER_OUTSRC 0xfa /* Arg contains a bit for each input source to output */
>> 803 #define SOUND_MIXER_OUTMASK 0xf9 /* Arg contains a bit for each supported input source to output */
>> 804
>> 805 /* Device mask bits */
>> 806
>> 807 #define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME)
>> 808 #define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS)
>> 809 #define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE)
>> 810 #define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH)
>> 811 #define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM)
>> 812 #define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER)
>> 813 #define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE)
>> 814 #define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC)
>> 815 #define SOUND_MASK_CD (1 << SOUND_MIXER_CD)
>> 816 #define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX)
>> 817 #define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM)
>> 818 #define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV)
>> 819 #define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN)
>> 820 #define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN)
>> 821 #define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1)
>> 822 #define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2)
>> 823 #define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3)
>> 824 #define SOUND_MASK_DIGITAL1 (1 << SOUND_MIXER_DIGITAL1)
>> 825 #define SOUND_MASK_DIGITAL2 (1 << SOUND_MIXER_DIGITAL2)
>> 826 #define SOUND_MASK_DIGITAL3 (1 << SOUND_MIXER_DIGITAL3)
>> 827 #define SOUND_MASK_PHONEIN (1 << SOUND_MIXER_PHONEIN)
>> 828 #define SOUND_MASK_PHONEOUT (1 << SOUND_MIXER_PHONEOUT)
>> 829 #define SOUND_MASK_RADIO (1 << SOUND_MIXER_RADIO)
>> 830 #define SOUND_MASK_VIDEO (1 << SOUND_MIXER_VIDEO)
>> 831 #define SOUND_MASK_MONITOR (1 << SOUND_MIXER_MONITOR)
>> 832
>> 833 /* Obsolete macros */
>> 834 #define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE)
>> 835 #define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE)
>> 836 #define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD)
>> 837
>> 838 #define MIXER_READ(dev) _SIOR('M', dev, int)
>> 839 #define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME)
>> 840 #define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS)
>> 841 #define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE)
>> 842 #define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH)
>> 843 #define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM)
>> 844 #define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER)
>> 845 #define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE)
>> 846 #define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC)
>> 847 #define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD)
>> 848 #define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX)
>> 849 #define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM)
>> 850 #define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV)
>> 851 #define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN)
>> 852 #define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN)
>> 853 #define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1)
>> 854 #define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2)
>> 855 #define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3)
>> 856
>> 857 /* Obsolete macros */
>> 858 #define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE)
>> 859 #define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE)
>> 860 #define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD)
>> 861
>> 862 #define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC)
>> 863 #define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK)
>> 864 #define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK)
>> 865 #define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS)
>> 866 #define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS)
>> 867
>> 868 #define MIXER_WRITE(dev) _SIOWR('M', dev, int)
>> 869 #define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME)
>> 870 #define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS)
>> 871 #define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE)
>> 872 #define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH)
>> 873 #define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM)
>> 874 #define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER)
>> 875 #define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE)
>> 876 #define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC)
>> 877 #define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD)
>> 878 #define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX)
>> 879 #define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM)
>> 880 #define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV)
>> 881 #define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN)
>> 882 #define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN)
>> 883 #define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1)
>> 884 #define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2)
>> 885 #define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3)
>> 886
>> 887 /* Obsolete macros */
>> 888 #define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE)
>> 889 #define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE)
>> 890 #define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD)
>> 891
>> 892 #define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC)
>> 893
>> 894 typedef struct mixer_info
>> 895 {
>> 896 char id[16];
>> 897 char name[32];
>> 898 int modify_counter;
>> 899 int fillers[10];
>> 900 } mixer_info;
>> 901
>> 902 typedef struct _old_mixer_info /* Obsolete */
>> 903 {
>> 904 char id[16];
>> 905 char name[32];
>> 906 } _old_mixer_info;
>> 907
>> 908 #define SOUND_MIXER_INFO _SIOR ('M', 101, mixer_info)
>> 909 #define SOUND_OLD_MIXER_INFO _SIOR ('M', 101, _old_mixer_info)
>> 910
>> 911 /*
>> 912 * A mechanism for accessing "proprietary" mixer features. This method
>> 913 * permits passing 128 bytes of arbitrary data between a mixer application
>> 914 * and the mixer driver. Interpretation of the record is defined by
>> 915 * the particular mixer driver.
>> 916 */
>> 917 typedef unsigned char mixer_record[128];
>> 918
>> 919 #define SOUND_MIXER_ACCESS _SIOWR('M', 102, mixer_record)
>> 920
>> 921 /*
>> 922 * Two ioctls for special souncard function
>> 923 */
>> 924 #define SOUND_MIXER_AGC _SIOWR('M', 103, int)
>> 925 #define SOUND_MIXER_3DSE _SIOWR('M', 104, int)
>> 926
>> 927 /*
>> 928 * The SOUND_MIXER_PRIVATE# commands can be redefined by low level drivers.
>> 929 * These features can be used when accessing device specific features.
>> 930 */
>> 931 #define SOUND_MIXER_PRIVATE1 _SIOWR('M', 111, int)
>> 932 #define SOUND_MIXER_PRIVATE2 _SIOWR('M', 112, int)
>> 933 #define SOUND_MIXER_PRIVATE3 _SIOWR('M', 113, int)
>> 934 #define SOUND_MIXER_PRIVATE4 _SIOWR('M', 114, int)
>> 935 #define SOUND_MIXER_PRIVATE5 _SIOWR('M', 115, int)
>> 936
>> 937 /*
>> 938 * SOUND_MIXER_GETLEVELS and SOUND_MIXER_SETLEVELS calls can be used
>> 939 * for querying current mixer settings from the driver and for loading
>> 940 * default volume settings _prior_ activating the mixer (loading
>> 941 * doesn't affect current state of the mixer hardware). These calls
>> 942 * are for internal use only.
>> 943 */
>> 944
>> 945 typedef struct mixer_vol_table {
>> 946 int num; /* Index to volume table */
>> 947 char name[32];
>> 948 int levels[32];
>> 949 } mixer_vol_table;
>> 950
>> 951 #define SOUND_MIXER_GETLEVELS _SIOWR('M', 116, mixer_vol_table)
>> 952 #define SOUND_MIXER_SETLEVELS _SIOWR('M', 117, mixer_vol_table)
>> 953
>> 954 /*
>> 955 * An ioctl for identifying the driver version. It will return value
>> 956 * of the SOUND_VERSION macro used when compiling the driver.
>> 957 * This call was introduced in OSS version 3.6 and it will not work
>> 958 * with earlier versions (returns EINVAL).
>> 959 */
>> 960 #define OSS_GETVERSION _SIOR ('M', 118, int)
>> 961
>> 962 /*
>> 963 * Level 2 event types for /dev/sequencer
>> 964 */
>> 965
>> 966 /*
>> 967 * The 4 most significant bits of byte 0 specify the class of
>> 968 * the event:
>> 969 *
>> 970 * 0x8X = system level events,
>> 971 * 0x9X = device/port specific events, event[1] = device/port,
>> 972 * The last 4 bits give the subtype:
>> 973 * 0x02 = Channel event (event[3] = chn).
>> 974 * 0x01 = note event (event[4] = note).
>> 975 * (0x01 is not used alone but always with bit 0x02).
>> 976 * event[2] = MIDI message code (0x80=note off etc.)
>> 977 *
>> 978 */
>> 979
>> 980 #define EV_SEQ_LOCAL 0x80
>> 981 #define EV_TIMING 0x81
>> 982 #define EV_CHN_COMMON 0x92
>> 983 #define EV_CHN_VOICE 0x93
>> 984 #define EV_SYSEX 0x94
>> 985 /*
>> 986 * Event types 200 to 220 are reserved for application use.
>> 987 * These numbers will not be used by the driver.
>> 988 */
>> 989
>> 990 /*
>> 991 * Events for event type EV_CHN_VOICE
>> 992 */
>> 993
>> 994 #define MIDI_NOTEOFF 0x80
>> 995 #define MIDI_NOTEON 0x90
>> 996 #define MIDI_KEY_PRESSURE 0xA0
>> 997
>> 998 /*
>> 999 * Events for event type EV_CHN_COMMON
>> 1000 */
>> 1001
>> 1002 #define MIDI_CTL_CHANGE 0xB0
>> 1003 #define MIDI_PGM_CHANGE 0xC0
>> 1004 #define MIDI_CHN_PRESSURE 0xD0
>> 1005 #define MIDI_PITCH_BEND 0xE0
>> 1006
>> 1007 #define MIDI_SYSTEM_PREFIX 0xF0
>> 1008
>> 1009 /*
>> 1010 * Timer event types
>> 1011 */
>> 1012 #define TMR_WAIT_REL 1 /* Time relative to the prev time */
>> 1013 #define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */
>> 1014 #define TMR_STOP 3
>> 1015 #define TMR_START 4
>> 1016 #define TMR_CONTINUE 5
>> 1017 #define TMR_TEMPO 6
>> 1018 #define TMR_ECHO 8
>> 1019 #define TMR_CLOCK 9 /* MIDI clock */
>> 1020 #define TMR_SPP 10 /* Song position pointer */
>> 1021 #define TMR_TIMESIG 11 /* Time signature */
>> 1022
>> 1023 /*
>> 1024 * Local event types
>> 1025 */
>> 1026 #define LOCL_STARTAUDIO 1
>> 1027
>> 1028 #if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS)
>> 1029 /*
>> 1030 * Some convenience macros to simplify programming of the
>> 1031 * /dev/sequencer interface
>> 1032 *
>> 1033 * These macros define the API which should be used when possible.
>> 1034 */
>> 1035 #define SEQ_DECLAREBUF() SEQ_USE_EXTBUF()
>> 1036
>> 1037 void seqbuf_dump(void); /* This function must be provided by programs */
>> 1038
>> 1039 extern int OSS_init(int seqfd, int buflen);
>> 1040 extern void OSS_seqbuf_dump(int fd, unsigned char *buf, int buflen);
>> 1041 extern void OSS_seq_advbuf(int len, int fd, unsigned char *buf, int buflen);
>> 1042 extern void OSS_seq_needbuf(int len, int fd, unsigned char *buf, int buflen);
>> 1043 extern void OSS_patch_caching(int dev, int chn, int patch,
>> 1044 int fd, unsigned char *buf, int buflen);
>> 1045 extern void OSS_drum_caching(int dev, int chn, int patch,
>> 1046 int fd, unsigned char *buf, int buflen);
>> 1047 extern void OSS_write_patch(int fd, unsigned char *buf, int len);
>> 1048 extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
>> 1049
>> 1050 #define SEQ_PM_DEFINES int __foo_bar___
>> 1051 #ifdef OSSLIB
>> 1052 # define SEQ_USE_EXTBUF() \
>> 1053 extern unsigned char *_seqbuf; \
>> 1054 extern int _seqbuflen;extern int _seqbufptr
>> 1055 # define SEQ_DEFINEBUF(len) SEQ_USE_EXTBUF();static int _requested_seqbuflen=len
>> 1056 # define _SEQ_ADVBUF(len) OSS_seq_advbuf(len, seqfd, _seqbuf, _seqbuflen)
>> 1057 # define _SEQ_NEEDBUF(len) OSS_seq_needbuf(len, seqfd, _seqbuf, _seqbuflen)
>> 1058 # define SEQ_DUMPBUF() OSS_seqbuf_dump(seqfd, _seqbuf, _seqbuflen)
>> 1059
>> 1060 # define SEQ_LOAD_GMINSTR(dev, instr) \
>> 1061 OSS_patch_caching(dev, -1, instr, seqfd, _seqbuf, _seqbuflen)
>> 1062 # define SEQ_LOAD_GMDRUM(dev, drum) \
>> 1063 OSS_drum_caching(dev, -1, drum, seqfd, _seqbuf, _seqbuflen)
>> 1064 #else /* !OSSLIB */
>> 1065
>> 1066 # define SEQ_LOAD_GMINSTR(dev, instr)
>> 1067 # define SEQ_LOAD_GMDRUM(dev, drum)
>> 1068
>> 1069 # define SEQ_USE_EXTBUF() \
>> 1070 extern unsigned char _seqbuf[]; \
>> 1071 extern int _seqbuflen;extern int _seqbufptr
>> 1072
>> 1073 #ifndef USE_SIMPLE_MACROS
>> 1074 /* Sample seqbuf_dump() implementation:
>> 1075 *
>> 1076 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes
>> 1077 *
>> 1078 * int seqfd; -- The file descriptor for /dev/sequencer.
>> 1079 *
>> 1080 * void
>> 1081 * seqbuf_dump ()
>> 1082 * {
>> 1083 * if (_seqbufptr)
>> 1084 * if (write (seqfd, _seqbuf, _seqbufptr) == -1)
>> 1085 * {
>> 1086 * perror ("write /dev/sequencer");
>> 1087 * exit (-1);
>> 1088 * }
>> 1089 * _seqbufptr = 0;
>> 1090 * }
>> 1091 */
>> 1092
>> 1093 #define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0
>> 1094 #define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump()
>> 1095 #define _SEQ_ADVBUF(len) _seqbufptr += len
>> 1096 #define SEQ_DUMPBUF seqbuf_dump
>> 1097 #else
>> 1098 /*
>> 1099 * This variation of the sequencer macros is used just to format one event
>> 1100 * using fixed buffer.
>> 1101 *
>> 1102 * The program using the macro library must define the following macros before
>> 1103 * using this library.
>> 1104 *
>> 1105 * #define _seqbuf name of the buffer (unsigned char[])
>> 1106 * #define _SEQ_ADVBUF(len) If the applic needs to know the exact
>> 1107 * size of the event, this macro can be used.
>> 1108 * Otherwise this must be defined as empty.
>> 1109 * #define _seqbufptr Define the name of index variable or 0 if
>> 1110 * not required.
>> 1111 */
>> 1112 #define _SEQ_NEEDBUF(len) /* empty */
>> 1113 #endif
>> 1114 #endif /* !OSSLIB */
>> 1115
>> 1116 #define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\
>> 1117 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
>> 1118 _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\
>> 1119 _seqbuf[_seqbufptr+2] = (dev);\
>> 1120 _seqbuf[_seqbufptr+3] = (mode);\
>> 1121 _seqbuf[_seqbufptr+4] = 0;\
>> 1122 _seqbuf[_seqbufptr+5] = 0;\
>> 1123 _seqbuf[_seqbufptr+6] = 0;\
>> 1124 _seqbuf[_seqbufptr+7] = 0;\
>> 1125 _SEQ_ADVBUF(8);}
>> 1126
>> 1127 /*
>> 1128 * Midi voice messages
>> 1129 */
>> 1130
>> 1131 #define _CHN_VOICE(dev, event, chn, note, parm) \
>> 1132 {_SEQ_NEEDBUF(8);\
>> 1133 _seqbuf[_seqbufptr] = EV_CHN_VOICE;\
>> 1134 _seqbuf[_seqbufptr+1] = (dev);\
>> 1135 _seqbuf[_seqbufptr+2] = (event);\
>> 1136 _seqbuf[_seqbufptr+3] = (chn);\
>> 1137 _seqbuf[_seqbufptr+4] = (note);\
>> 1138 _seqbuf[_seqbufptr+5] = (parm);\
>> 1139 _seqbuf[_seqbufptr+6] = (0);\
>> 1140 _seqbuf[_seqbufptr+7] = 0;\
>> 1141 _SEQ_ADVBUF(8);}
>> 1142
>> 1143 #define SEQ_START_NOTE(dev, chn, note, vol) \
>> 1144 _CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol)
>> 1145
>> 1146 #define SEQ_STOP_NOTE(dev, chn, note, vol) \
>> 1147 _CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol)
>> 1148
>> 1149 #define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \
>> 1150 _CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure)
>> 1151
>> 1152 /*
>> 1153 * Midi channel messages
>> 1154 */
>> 1155
>> 1156 #define _CHN_COMMON(dev, event, chn, p1, p2, w14) \
>> 1157 {_SEQ_NEEDBUF(8);\
>> 1158 _seqbuf[_seqbufptr] = EV_CHN_COMMON;\
>> 1159 _seqbuf[_seqbufptr+1] = (dev);\
>> 1160 _seqbuf[_seqbufptr+2] = (event);\
>> 1161 _seqbuf[_seqbufptr+3] = (chn);\
>> 1162 _seqbuf[_seqbufptr+4] = (p1);\
>> 1163 _seqbuf[_seqbufptr+5] = (p2);\
>> 1164 *(short *)&_seqbuf[_seqbufptr+6] = (w14);\
>> 1165 _SEQ_ADVBUF(8);}
>> 1166 /*
>> 1167 * SEQ_SYSEX permits sending of sysex messages. (It may look that it permits
>> 1168 * sending any MIDI bytes but it's absolutely not possible. Trying to do
>> 1169 * so _will_ cause problems with MPU401 intelligent mode).
>> 1170 *
>> 1171 * Sysex messages are sent in blocks of 1 to 6 bytes. Longer messages must be
>> 1172 * sent by calling SEQ_SYSEX() several times (there must be no other events
>> 1173 * between them). First sysex fragment must have 0xf0 in the first byte
>> 1174 * and the last byte (buf[len-1] of the last fragment must be 0xf7. No byte
>> 1175 * between these sysex start and end markers cannot be larger than 0x7f. Also
>> 1176 * lengths of each fragments (except the last one) must be 6.
>> 1177 *
>> 1178 * Breaking the above rules may work with some MIDI ports but is likely to
>> 1179 * cause fatal problems with some other devices (such as MPU401).
>> 1180 */
>> 1181 #define SEQ_SYSEX(dev, buf, len) \
>> 1182 {int ii, ll=(len); \
>> 1183 unsigned char *bufp=buf;\
>> 1184 if (ll>6)ll=6;\
>> 1185 _SEQ_NEEDBUF(8);\
>> 1186 _seqbuf[_seqbufptr] = EV_SYSEX;\
>> 1187 _seqbuf[_seqbufptr+1] = (dev);\
>> 1188 for(ii=0;ii<ll;ii++)\
>> 1189 _seqbuf[_seqbufptr+ii+2] = bufp[ii];\
>> 1190 for(ii=ll;ii<6;ii++)\
>> 1191 _seqbuf[_seqbufptr+ii+2] = 0xff;\
>> 1192 _SEQ_ADVBUF(8);}
>> 1193
>> 1194 #define SEQ_CHN_PRESSURE(dev, chn, pressure) \
>> 1195 _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0)
>> 1196
>> 1197 #define SEQ_SET_PATCH SEQ_PGM_CHANGE
>> 1198 #ifdef OSSLIB
>> 1199 # define SEQ_PGM_CHANGE(dev, chn, patch) \
>> 1200 {OSS_patch_caching(dev, chn, patch, seqfd, _seqbuf, _seqbuflen); \
>> 1201 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0);}
>> 1202 #else
>> 1203 # define SEQ_PGM_CHANGE(dev, chn, patch) \
>> 1204 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0)
>> 1205 #endif
>> 1206
>> 1207 #define SEQ_CONTROL(dev, chn, controller, value) \
>> 1208 _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value)
>> 1209
>> 1210 #define SEQ_BENDER(dev, chn, value) \
>> 1211 _CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value)
>> 1212
>> 1213
>> 1214 #define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\
>> 1215 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
>> 1216 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\
>> 1217 _seqbuf[_seqbufptr+2] = (dev);\
>> 1218 _seqbuf[_seqbufptr+3] = (voice);\
>> 1219 _seqbuf[_seqbufptr+4] = (controller);\
>> 1220 _seqbuf[_seqbufptr+5] = ((value)&0xff);\
>> 1221 _seqbuf[_seqbufptr+6] = ((value>>8)&0xff);\
>> 1222 _seqbuf[_seqbufptr+7] = 0;\
>> 1223 _SEQ_ADVBUF(8);}
>> 1224 /*
>> 1225 * The following 5 macros are incorrectly implemented and obsolete.
>> 1226 * Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead.
>> 1227 */
>> 1228 #define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value)
>> 1229 #define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value)
>> 1230 #define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128)
>> 1231 #define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100)
>> 1232 #define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2)
>> 1233
>> 1234 /*
>> 1235 * Timing and syncronization macros
>> 1236 */
>> 1237
>> 1238 #define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\
>> 1239 _seqbuf[_seqbufptr+0] = EV_TIMING; \
>> 1240 _seqbuf[_seqbufptr+1] = (ev); \
>> 1241 _seqbuf[_seqbufptr+2] = 0;\
>> 1242 _seqbuf[_seqbufptr+3] = 0;\
>> 1243 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \
>> 1244 _SEQ_ADVBUF(8);}
>> 1245
>> 1246 #define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0)
>> 1247 #define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0)
>> 1248 #define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0)
>> 1249 #define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks)
>> 1250 #define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks)
>> 1251 #define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key)
>> 1252 #define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value)
>> 1253 #define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos)
>> 1254 #define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig)
>> 1255
>> 1256 /*
>> 1257 * Local control events
>> 1258 */
>> 1259
>> 1260 #define _LOCAL_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\
>> 1261 _seqbuf[_seqbufptr+0] = EV_SEQ_LOCAL; \
>> 1262 _seqbuf[_seqbufptr+1] = (ev); \
>> 1263 _seqbuf[_seqbufptr+2] = 0;\
>> 1264 _seqbuf[_seqbufptr+3] = 0;\
>> 1265 *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \
>> 1266 _SEQ_ADVBUF(8);}
>> 1267
>> 1268 #define SEQ_PLAYAUDIO(devmask) _LOCAL_EVENT(LOCL_STARTAUDIO, devmask)
>> 1269 /*
>> 1270 * Events for the level 1 interface only
>> 1271 */
>> 1272
>> 1273 #define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\
>> 1274 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\
>> 1275 _seqbuf[_seqbufptr+1] = (byte);\
>> 1276 _seqbuf[_seqbufptr+2] = (device);\
>> 1277 _seqbuf[_seqbufptr+3] = 0;\
>> 1278 _SEQ_ADVBUF(4);}
>> 1279
>> 1280 /*
>> 1281 * Patch loading.
>> 1282 */
>> 1283 #ifdef OSSLIB
>> 1284 # define SEQ_WRPATCH(patchx, len) \
>> 1285 OSS_write_patch(seqfd, (char*)(patchx), len)
>> 1286 # define SEQ_WRPATCH2(patchx, len) \
>> 1287 OSS_write_patch2(seqfd, (char*)(patchx), len)
>> 1288 #else
>> 1289 # define SEQ_WRPATCH(patchx, len) \
>> 1290 {if (_seqbufptr) SEQ_DUMPBUF();\
>> 1291 if (write(seqfd, (char*)(patchx), len)==-1) \
>> 1292 perror("Write patch: /dev/sequencer");}
>> 1293 # define SEQ_WRPATCH2(patchx, len) \
>> 1294 (SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len))
>> 1295 #endif
>> 1296
>> 1297 #endif
37 #endif 1298 #endif
38 1299
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