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Updated include files for sound drivers.
[unix-history] / sys / i386 / include / soundcard.h
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126bd309
GW		 1#ifndef _SOUNDCARD_H_
2#define _SOUNDCARD_H_ 1
2c77eeb3
JH		 3/*
4 * Copyright by Hannu Savolainen 1993
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
d7c1bd9c 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
2c77eeb3
JH		 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
d7c1bd9c 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
2c77eeb3
JH		 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 *
28 */
29
30 /*
31 * If you make modifications to this file, please contact me before
32 * distributing the modified version. There is already enough
fe1142c0 33 * divercity in the world.
2c77eeb3
JH		 34 *
35 * Regards,
36 * Hannu Savolainen
37 * hsavolai@cs.helsinki.fi
38 */
39
fe1142c0
SW		 40#define SOUND_VERSION 203
41#define VOXWARE
2c77eeb3
JH		 42
43#include <sys/ioctl.h>
44
45/*
46 * Supported card ID numbers (Should be somewhere else?)
47 */
48
49#define SNDCARD_ADLIB 1
50#define SNDCARD_SB 2
51#define SNDCARD_PAS 3
52#define SNDCARD_GUS 4
53#define SNDCARD_MPU401 5
fe1142c0
SW		 54#define SNDCARD_SB16 6
55#define SNDCARD_SB16MIDI 7
2c77eeb3
JH		 56
57/***********************************
58 * IOCTL Commands for /dev/sequencer
59 */
60
61#ifndef _IOWR
62/* @(#)ioctlp.h */
63
64/* Ioctl's have the command encoded in the lower word,
65 * and the size of any in or out parameters in the upper
66 * word. The high 2 bits of the upper word are used
67 * to encode the in/out status of the parameter; for now
68 * we restrict parameters to at most 128 bytes.
69 */
70/* #define IOCTYPE (0xff<<8) */
71#define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */
fe1142c0
SW		 72#define IOC_VOID 0x00000000 /* no parameters */
73#define IOC_OUT 0x20000000 /* copy out parameters */
74#define IOC_IN 0x40000000 /* copy in parameters */
2c77eeb3
JH		 75#define IOC_INOUT (IOC_IN|IOC_OUT)
76/* the 0x20000000 is so we can distinguish new ioctl's from old */
77#define _IO(x,y) ((int)(IOC_VOID|(x<<8)|y))
78#define _IOR(x,y,t) ((int)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y))
79#define _IOW(x,y,t) ((int)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y))
80/* this should be _IORW, but stdio got there first */
81#define _IOWR(x,y,t) ((int)(IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y))
82#endif /* !_IOWR */
83
84#define SNDCTL_SEQ_RESET _IO ('Q', 0)
85#define SNDCTL_SEQ_SYNC _IO ('Q', 1)
86#define SNDCTL_SYNTH_INFO _IOWR('Q', 2, struct synth_info)
87#define SNDCTL_SEQ_CTRLRATE _IOWR('Q', 3, int) /* Set/get timer resolution (HZ) */
88#define SNDCTL_SEQ_GETOUTCOUNT _IOR ('Q', 4, int)
89#define SNDCTL_SEQ_GETINCOUNT _IOR ('Q', 5, int)
90#define SNDCTL_SEQ_PERCMODE _IOW ('Q', 6, int)
91#define SNDCTL_FM_LOAD_INSTR _IOW ('Q', 7, struct sbi_instrument) /* Valid for FM only */
92#define SNDCTL_SEQ_TESTMIDI _IOW ('Q', 8, int)
93#define SNDCTL_SEQ_RESETSAMPLES _IOW ('Q', 9, int)
94#define SNDCTL_SEQ_NRSYNTHS _IOR ('Q',10, int)
95#define SNDCTL_SEQ_NRMIDIS _IOR ('Q',11, int)
96#define SNDCTL_MIDI_INFO _IOWR('Q',12, struct midi_info)
97#define SNDCTL_SEQ_TRESHOLD _IOW ('Q',13, int)
98#define SNDCTL_SYNTH_MEMAVL _IOWR('Q',14, int) /* in=dev#, out=memsize */
99#define SNDCTL_FM_4OP_ENABLE _IOW ('Q',15, int) /* in=dev# */
100#define SNDCTL_PMGR_ACCESS _IOWR('Q',16, struct patmgr_info)
101
102/*
103 * Sample loading mechanism for internal synthesizers (/dev/sequencer)
104 * The following patch_info structure has been designed to support
105 * Gravis UltraSound. It tries to be universal format for uploading
106 * sample based patches but is propably too limited.
107 */
108
109struct patch_info {
110 short key; /* Use GUS_PATCH here */
111#define GUS_PATCH 0x04fd
112#define OBSOLETE_GUS_PATCH 0x02fd
113 short device_no; /* Synthesizer number */
114 short instr_no; /* Midi pgm# */
115
116 unsigned long mode;
117/*
118 * The least significant byte has the same format than the GUS .PAT
119 * files
120 */
121#define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */
122#define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */
123#define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */
124#define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */
125#define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */
126#define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/
127#define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */
128 /* (use the env_rate/env_offs fields). */
129/* Linux specific bits */
130#define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */
131#define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */
132#define WAVE_SCALE 0x00040000 /* The scaling info is valid */
133/* Other bits must be zeroed */
134
135 long len; /* Size of the wave data in bytes */
136 long loop_start, loop_end; /* Byte offsets from the beginning */
137
138/*
139 * The base_freq and base_note fields are used when computing the
140 * playback speed for a note. The base_note defines the tone frequency
141 * which is heard if the sample is played using the base_freq as the
142 * playback speed.
143 *
144 * The low_note and high_note fields define the minimum and maximum note
145 * frequencies for which this sample is valid. It is possible to define
146 * more than one samples for a instrument number at the same time. The
147 * low_note and high_note fields are used to select the most suitable one.
148 *
149 * The fields base_note, high_note and low_note should contain
150 * the note frequency multiplied by 1000. For example value for the
151 * middle A is 440*1000.
152 */
153
154 unsigned int base_freq;
155 unsigned long base_note;
156 unsigned long high_note;
157 unsigned long low_note;
158 int panning; /* -128=left, 127=right */
159 int detuning;
160
161/* New fields introduced in version 1.99.5 */
162
163 /* Envelope. Enabled by mode bit WAVE_ENVELOPES */
164 unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */
165 unsigned char env_offset[ 6 ]; /* 255 == 100% */
166
167 /*
168 * The tremolo, vibrato and scale info are not supported yet.
169 * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or
170 * WAVE_SCALE
171 */
172
173 unsigned char tremolo_sweep;
174 unsigned char tremolo_rate;
175 unsigned char tremolo_depth;
176
177 unsigned char vibrato_sweep;
178 unsigned char vibrato_rate;
179 unsigned char vibrato_depth;
180
181 int scale_frequency;
182 unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */
183
184 int volume;
185 int spare[4];
fe1142c0 186 char data[1]; /* The waveform data starts here */
2c77eeb3
JH		 187 };
188
189
190/*
191 * Patch management interface (/dev/sequencer, /dev/patmgr#)
192 * Don't use these calls if you want to maintain compatibility with
193 * the future versions of the driver.
194 */
195
196#define PS_NO_PATCHES 0 /* No patch support on device */
197#define PS_MGR_NOT_OK 1 /* Plain patch support (no mgr) */
198#define PS_MGR_OK 2 /* Patch manager supported */
199#define PS_MANAGED 3 /* Patch manager running */
200
201#define SNDCTL_PMGR_IFACE _IOWR('P', 1, struct patmgr_info)
202
203/*
204 * The patmgr_info is a fixed size structure which is used for two
205 * different purposes. The intended use is for communication between
206 * the application using /dev/sequencer and the patch manager daemon
207 * associated with a synthesizer device (ioctl(SNDCTL_PMGR_ACCESS)).
208 *
209 * This structure is also used with ioctl(SNDCTL_PGMR_IFACE) which allows
210 * a patch manager daemon to read and write device parameters. This
211 * ioctl available through /dev/sequencer also. Avoid using it since it's
212 * extremely hardware dependent. In addition access trough /dev/sequencer
213 * may confuse the patch manager daemon.
214 */
215
216struct patmgr_info { /* Note! size must be < 4k since kmalloc() is used */
217 unsigned long key; /* Don't worry. Reserved for communication
218 between the patch manager and the driver. */
219#define PM_K_EVENT 1 /* Event from the /dev/sequencer driver */
220#define PM_K_COMMAND 2 /* Request from a application */
221#define PM_K_RESPONSE 3 /* From patmgr to application */
222#define PM_ERROR 4 /* Error returned by the patmgr */
223 int device;
224 int command;
225
226/*
227 * Commands 0x000 to 0xfff reserved for patch manager programs
228 */
229#define PM_GET_DEVTYPE 1 /* Returns type of the patch mgr interface of dev */
230#define PMTYPE_FM2 1 /* 2 OP fm */
231#define PMTYPE_FM4 2 /* Mixed 4 or 2 op FM (OPL-3) */
232#define PMTYPE_WAVE 3 /* Wave table synthesizer (GUS) */
233#define PM_GET_NRPGM 2 /* Returns max # of midi programs in parm1 */
234#define PM_GET_PGMMAP 3 /* Returns map of loaded midi programs in data8 */
235#define PM_GET_PGM_PATCHES 4 /* Return list of patches of a program (parm1) */
236#define PM_GET_PATCH 5 /* Return patch header of patch parm1 */
237#define PM_SET_PATCH 6 /* Set patch header of patch parm1 */
238#define PM_READ_PATCH 7 /* Read patch (wave) data */
239#define PM_WRITE_PATCH 8 /* Write patch (wave) data */
240
241/*
242 * Commands 0x1000 to 0xffff are for communication between the patch manager
243 * and the client
244 */
245#define _PM_LOAD_PATCH 0x100
246
247/*
248 * Commands above 0xffff reserved for device specific use
249 */
250
251 long parm1;
252 long parm2;
253 long parm3;
254
255 union {
256 unsigned char data8[4000];
257 unsigned short data16[2000];
258 unsigned long data32[1000];
259 struct patch_info patch;
260 } data;
261 };
262
263/*
264 * When a patch manager daemon is present, it will be informed by the
265 * driver when something important happens. For example when the
266 * /dev/sequencer is opened or closed. A record with key == PM_K_EVENT is
267 * returned. The command field contains the event type:
268 */
269#define PM_E_OPENED 1 /* /dev/sequencer opened */
270#define PM_E_CLOSED 2 /* /dev/sequencer closed */
271#define PM_E_PATCH_RESET 3 /* SNDCTL_RESETSAMPLES called */
272#define PM_E_PATCH_LOADED 4 /* A patch has been loaded by appl */
273
274/*
275 * /dev/sequencer input events.
276 *
277 * The data written to the /dev/sequencer is a stream of events. Events
278 * are records of 4 or 8 bytes. The first byte defines the size.
279 * Any number of events can be written with a write call. There
280 * is a set of macros for sending these events. Use these macros if you
281 * want to maximize portability of your program.
282 *
283 * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events.
284 * (All input events are currently 4 bytes long. Be prepared to support
285 * 8 byte events also. If you receive any event having first byte >= 0xf0,
286 * it's a 8 byte event.
287 *
288 * The events are documented at the end of this file.
289 *
290 * Normal events (4 bytes)
291 * There is also a 8 byte version of most of the 4 byte events. The
292 * 8 byte one is recommended.
293 */
294#define SEQ_NOTEOFF 0
295#define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */
296#define SEQ_NOTEON 1
297#define SEQ_FMNOTEON SEQ_NOTEON
298#define SEQ_WAIT 2
299#define SEQ_PGMCHANGE 3
300#define SEQ_FMPGMCHANGE SEQ_PGMCHANGE
301#define SEQ_SYNCTIMER 4
302#define SEQ_MIDIPUTC 5
303#define SEQ_DRUMON 6 /*** OBSOLETE ***/
304#define SEQ_DRUMOFF 7 /*** OBSOLETE ***/
305#define SEQ_ECHO 8 /* For synching programs with output */
306#define SEQ_AFTERTOUCH 9
307#define SEQ_CONTROLLER 10
308#define CTRL_PITCH_BENDER 255
309#define CTRL_PITCH_BENDER_RANGE 254
310#define CTRL_EXPRESSION 253
311#define CTRL_MAIN_VOLUME 252
312#define SEQ_BALANCE 11
313
314/*
315 * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as
316 * input events.
317 */
318
319/*
320 * Event codes 0xf0 to 0xfc are reserved for future extensions.
321 */
322
323#define SEQ_FULLSIZE 0xfd /* Long events */
324/*
325 * SEQ_FULLSIZE events are used for loading patches/samples to the
326 * synthesizer devices. These events are passed directly to the driver
327 * of the associated synthesizer device. There is no limit to the size
328 * of the extended events. These events are not queued but executed
329 * immediately when the write() is called (execution can take several
330 * seconds of time).
331 *
332 * When a SEQ_FULLSIZE message is written to the device, it must
333 * be written using exactly one write() call. Other events cannot
334 * be mixed to the same write.
335 *
336 * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the
337 * /dev/sequencer. Don't write other data together with the instrument structure
338 * Set the key field of the structure to FM_PATCH. The device field is used to
339 * route the patch to the corresponding device.
340 *
341 * For Gravis UltraSound use struct patch_info. Initialize the key field
342 * to GUS_PATCH.
343 */
344#define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */
345#define SEQ_EXTENDED 0xff /* Extended events (8 bytes) */
346
347/*
348 * Extended events for synthesizers (8 bytes)
349 *
350 * Format:
351 *
352 * b0 = SEQ_EXTENDED
353 * b1 = command
354 * b2 = device
355 * b3-b7 = parameters
356 *
357 * Command b3 b4 b5 b6 b7
358 * ----------------------------------------------------------------------------
359 * SEQ_NOTEON voice note volume 0 0
360 * SEQ_NOTEOFF voice note volume 0 0
361 * SEQ_PGMCHANGE voice pgm 0 0 0
362 * SEQ_DRUMON (voice) drum# volume 0 0
363 * SEQ_DRUMOFF (voice) drum# volume 0 0
364 */
365
366/*
367 * Record for FM patches
368 */
369
370typedef unsigned char sbi_instr_data[32];
371
372struct sbi_instrument {
373 unsigned short key; /* Initialize to FM_PATCH or OPL3_PATCH */
374#define FM_PATCH 0x01fd
375#define OPL3_PATCH 0x03fd
376 short device; /* Synth# (0-4) */
377 int channel; /* Program# to be initialized */
378 sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */
379 };
380
381struct synth_info { /* Read only */
382 char name[30];
383 int device; /* 0-N. INITIALIZE BEFORE CALLING */
384 int synth_type;
385#define SYNTH_TYPE_FM 0
386#define SYNTH_TYPE_SAMPLE 1
387
388 int synth_subtype;
389#define FM_TYPE_ADLIB 0x00
390#define FM_TYPE_OPL3 0x01
391
392#define SAMPLE_TYPE_GUS 0x10
393
394 int perc_mode; /* No longer supported */
395 int nr_voices;
396 int nr_drums; /* Obsolete field */
397 int instr_bank_size;
398 unsigned long capabilities;
399#define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */
400#define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */
401 int dummies[19]; /* Reserve space */
402 };
403
404struct midi_info {
405 char name[30];
406 int device; /* 0-N. INITIALIZE BEFORE CALLING */
407 unsigned long capabilities; /* To be defined later */
fe1142c0
SW		 408 int dev_type;
409 int dummies[18]; /* Reserve space */
2c77eeb3
JH		 410 };
411
412/********************************************
413 * IOCTL commands for /dev/dsp and /dev/audio
414 */
415
416#define SNDCTL_DSP_RESET _IO ('P', 0)
417#define SNDCTL_DSP_SYNC _IO ('P', 1)
418#define SNDCTL_DSP_SPEED _IOWR('P', 2, int)
419#define SNDCTL_DSP_STEREO _IOWR('P', 3, int)
420#define SNDCTL_DSP_GETBLKSIZE _IOWR('P', 4, int)
421#define SNDCTL_DSP_SAMPLESIZE _IOWR('P', 5, int) /* 8, 12 or 16 */
422#define SOUND_PCM_WRITE_CHANNELS _IOWR('P', 6, int)
423#define SOUND_PCM_WRITE_FILTER _IOWR('P', 7, int)
424#define SNDCTL_DSP_POST _IO ('P', 8)
fe1142c0 425#define SNDCTL_DSP_SUBDIVIDE _IOWR('P', 9, int)
2c77eeb3
JH		 426
427#define SOUND_PCM_READ_RATE _IOR ('P', 2, int)
428#define SOUND_PCM_READ_CHANNELS _IOR ('P', 6, int)
429#define SOUND_PCM_READ_BITS _IOR ('P', 5, int)
430#define SOUND_PCM_READ_FILTER _IOR ('P', 7, int)
431
432/* Some alias names */
433#define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SAMPLESIZE
434#define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED
435#define SOUND_PCM_POST SNDCTL_DSP_POST
436#define SOUND_PCM_RESET SNDCTL_DSP_RESET
437#define SOUND_PCM_SYNC SNDCTL_DSP_SYNC
fe1142c0 438#define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE
2c77eeb3
JH		 439
440/*********************************************
441 * IOCTL commands for /dev/mixer
442 */
443
444/*
445 * Mixer devices
446 *
447 * There can be up to 20 different analog mixer channels. The
448 * SOUND_MIXER_NRDEVICES gives the currently supported maximum.
449 * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells
450 * the devices supported by the particular mixer.
451 */
452
453#define SOUND_MIXER_NRDEVICES 12
454#define SOUND_MIXER_VOLUME 0
455#define SOUND_MIXER_BASS 1
456#define SOUND_MIXER_TREBLE 2
457#define SOUND_MIXER_SYNTH 3
458#define SOUND_MIXER_PCM 4
459#define SOUND_MIXER_SPEAKER 5
460#define SOUND_MIXER_LINE 6
461#define SOUND_MIXER_MIC 7
462#define SOUND_MIXER_CD 8
463#define SOUND_MIXER_IMIX 9 /* Recording monitor */
464#define SOUND_MIXER_ALTPCM 10
465#define SOUND_MIXER_RECLEV 11 /* Recording level */
466
467/* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */
468/* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */
469#define SOUND_ONOFF_MIN 28
470#define SOUND_ONOFF_MAX 30
471#define SOUND_MIXER_MUTE 28 /* 0 or 1 */
472#define SOUND_MIXER_ENHANCE 29 /* Enhanced stereo (0, 40, 60 or 80) */
473#define SOUND_MIXER_LOUD 30 /* 0 or 1 */
474
475/* Note! Number 31 cannot be used since the sign bit is reserved */
476
477#define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \
478 "Mic ", "CD ", "Mix ", "Pcm2 ", "rec"}
479
480#define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \
481 "mic", "cd", "mix", "pcm2", "rec"}
482
483/* Device bitmask identifiers */
484
485#define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */
486#define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */
487#define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */
488#define SOUND_MIXER_CAPS 0xfc
489 #define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */
490#define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */
491
492/* Device mask bits */
493
494#define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME)
495#define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS)
496#define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE)
497#define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH)
498#define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM)
499#define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER)
500#define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE)
501#define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC)
502#define SOUND_MASK_CD (1 << SOUND_MIXER_CD)
503#define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX)
504#define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM)
505#define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV)
506
507#define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE)
508#define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE)
509#define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD)
510
511#define MIXER_READ(dev) _IOR('M', dev, int)
512#define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME)
513#define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS)
514#define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE)
515#define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH)
516#define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM)
517#define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER)
518#define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE)
519#define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC)
520#define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD)
521#define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX)
522#define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM)
523#define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV)
524#define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE)
525#define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE)
526#define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD)
527
528#define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC)
529#define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK)
530#define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK)
531#define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS)
532#define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS)
533
534#define MIXER_WRITE(dev) _IOWR('M', dev, int)
535#define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME)
536#define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS)
537#define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE)
538#define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH)
539#define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM)
540#define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER)
541#define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE)
542#define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC)
543#define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD)
544#define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX)
545#define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM)
546#define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV)
547#define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE)
548#define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE)
549#define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD)
550
551#define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC)
552
553/*
554 * The following mixer ioctl calls are compatible with the BSD driver by
555 * Steve Haehnichen <shaehnic@ucsd.edu>
556 *
557 * Since this interface is entirely SB specific, it will be dropped in the
558 * near future.
559 */
560
561typedef unsigned char S_BYTE;
562typedef unsigned char S_FLAG;
563struct stereo_vol
564{
565 S_BYTE l; /* Left volume */
566 S_BYTE r; /* Right volume */
567};
568
569#define MIXER_IOCTL_SET_LEVELS _IOW ('s', 20, struct sb_mixer_levels)
570#define MIXER_IOCTL_SET_PARAMS _IOW ('s', 21, struct sb_mixer_params)
571#define MIXER_IOCTL_READ_LEVELS _IOR ('s', 22, struct sb_mixer_levels)
572#define MIXER_IOCTL_READ_PARAMS _IOR ('s', 23, struct sb_mixer_params)
573#define MIXER_IOCTL_RESET _IO ('s', 24)
574
575/*
576 * Mixer volume levels for MIXER_IOCTL_SET_VOL & MIXER_IOCTL_READ_VOL
577 */
578struct sb_mixer_levels
579{
580 struct stereo_vol master; /* Master volume */
581 struct stereo_vol voc; /* DSP Voice volume */
582 struct stereo_vol fm; /* FM volume */
583 struct stereo_vol line; /* Line-in volume */
584 struct stereo_vol cd; /* CD audio */
585 S_BYTE mic; /* Microphone level */
586};
587
588/*
589 * Mixer parameters for MIXER_IOCTL_SET_PARAMS & MIXER_IOCTL_READ_PARAMS
590 */
591struct sb_mixer_params
592{
593 S_BYTE record_source; /* Recording source (See SRC_xxx below) */
594 S_FLAG hifreq_filter; /* Filter frequency (hi/low) */
595 S_FLAG filter_input; /* ANFI input filter */
596 S_FLAG filter_output; /* DNFI output filter */
597 S_FLAG dsp_stereo; /* 1 if DSP is in Stereo mode */
598};
599
600#define SRC_MIC 1 /* Select Microphone recording source */
601#define SRC_CD 3 /* Select CD recording source */
602#define SRC_LINE 7 /* Use Line-in for recording source */
603
604#if !defined(KERNEL) && !defined(INKERNEL)
605/*
606 * Some convenience macros to simplify programming of the
607 * /dev/sequencer interface
608 *
609 * These macros define the API which should be used when possible.
610 */
611
d7c1bd9c 612void seqbuf_dump(void); /* This function must be provided by programs */
2c77eeb3
JH		 613
614/* Sample seqbuf_dump() implementation:
615 *
616 * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes
617 *
618 * int seqfd; -- The file descriptor for /dev/sequencer.
619 *
620 * void
621 * seqbuf_dump ()
622 * {
623 * if (_seqbufptr)
624 * if (write (seqfd, _seqbuf, _seqbufptr) == -1)
625 * {
626 * perror ("write /dev/sequencer");
627 * exit (-1);
628 * }
629 * _seqbufptr = 0;
630 * }
631 */
632
633#define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len, _seqbufptr = 0
634#define SEQ_PM_DEFINES struct patmgr_info _pm_info
635#define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump()
636#define _SEQ_ADVBUF(len) _seqbufptr += len
637#define SEQ_DUMPBUF seqbuf_dump
638#define PM_LOAD_PATCH(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \
639 _pm_info.device=dev, _pm_info.data.data8[0]=pgm, \
640 _pm_info.parm1 = bank, _pm_info.parm2 = 1, \
641 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info))
642#define PM_LOAD_PATCHES(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \
643 _pm_info.device=dev, memcpy(_pm_info.data.data8, pgm, 128), \
644 _pm_info.parm1 = bank, _pm_info.parm2 = 128, \
645 ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info))
646
647#define SEQ_START_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\
648 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
649 _seqbuf[_seqbufptr+1] = SEQ_NOTEON;\
650 _seqbuf[_seqbufptr+2] = (dev);\
651 _seqbuf[_seqbufptr+3] = (voice);\
652 _seqbuf[_seqbufptr+4] = (note);\
653 _seqbuf[_seqbufptr+5] = (vol);\
654 _seqbuf[_seqbufptr+6] = 0;\
655 _seqbuf[_seqbufptr+7] = 0;\
656 _SEQ_ADVBUF(8);}
657
658#define SEQ_STOP_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\
659 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
660 _seqbuf[_seqbufptr+1] = SEQ_NOTEOFF;\
661 _seqbuf[_seqbufptr+2] = (dev);\
662 _seqbuf[_seqbufptr+3] = (voice);\
663 _seqbuf[_seqbufptr+4] = (note);\
664 _seqbuf[_seqbufptr+5] = (vol);\
665 _seqbuf[_seqbufptr+6] = 0;\
666 _seqbuf[_seqbufptr+7] = 0;\
667 _SEQ_ADVBUF(8);}
668
669#define SEQ_CHN_PRESSURE(dev, voice, pressure) {_SEQ_NEEDBUF(8);\
670 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
671 _seqbuf[_seqbufptr+1] = SEQ_AFTERTOUCH;\
672 _seqbuf[_seqbufptr+2] = (dev);\
673 _seqbuf[_seqbufptr+3] = (voice);\
674 _seqbuf[_seqbufptr+4] = (pressure);\
675 _seqbuf[_seqbufptr+5] = 0;\
676 _seqbuf[_seqbufptr+6] = 0;\
677 _seqbuf[_seqbufptr+7] = 0;\
678 _SEQ_ADVBUF(8);}
679
680#define SEQ_PANNING(dev, voice, pos) {_SEQ_NEEDBUF(8);\
681 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
682 _seqbuf[_seqbufptr+1] = SEQ_BALANCE;\
683 _seqbuf[_seqbufptr+2] = (dev);\
684 _seqbuf[_seqbufptr+3] = (voice);\
685 (char)_seqbuf[_seqbufptr+4] = (pos);\
686 _seqbuf[_seqbufptr+5] = 0;\
687 _seqbuf[_seqbufptr+6] = 0;\
688 _seqbuf[_seqbufptr+7] = 0;\
689 _SEQ_ADVBUF(8);}
690
691#define SEQ_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\
692 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
693 _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\
694 _seqbuf[_seqbufptr+2] = (dev);\
695 _seqbuf[_seqbufptr+3] = (voice);\
696 _seqbuf[_seqbufptr+4] = (controller);\
697 *(short *)&_seqbuf[_seqbufptr+5] = (value);\
698 _seqbuf[_seqbufptr+7] = 0;\
699 _SEQ_ADVBUF(8);}
700
701#define SEQ_PITCHBEND(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER, value)
702#define SEQ_BENDER_RANGE(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value)
703#define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_EXPRESSION, value)
704#define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_MAIN_VOLUME, value)
705
706#define SEQ_START_TIMER() {_SEQ_NEEDBUF(4);\
707 _seqbuf[_seqbufptr] = SEQ_SYNCTIMER;\
708 _seqbuf[_seqbufptr+1] = 0;\
709 _seqbuf[_seqbufptr+2] = 0;\
710 _seqbuf[_seqbufptr+3] = 0;\
711 _SEQ_ADVBUF(4);}
712#define SEQ_SET_PATCH(dev, voice, patch) {_SEQ_NEEDBUF(8);\
713 _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
714 _seqbuf[_seqbufptr+1] = SEQ_PGMCHANGE;\
715 _seqbuf[_seqbufptr+2] = (dev);\
716 _seqbuf[_seqbufptr+3] = (voice);\
717 _seqbuf[_seqbufptr+4] = (patch);\
718 _seqbuf[_seqbufptr+5] = 0;\
719 _seqbuf[_seqbufptr+6] = 0;\
720 _seqbuf[_seqbufptr+7] = 0;\
721 _SEQ_ADVBUF(8);}
722
723#define SEQ_WAIT_TIME(ticks) {_SEQ_NEEDBUF(4);\
724 *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_WAIT | ((ticks) << 8);\
725 _SEQ_ADVBUF(4);}
726
727#define SEQ_ECHO_BACK(key) {_SEQ_NEEDBUF(4);\
728 *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_ECHO | ((key) << 8);\
729 _SEQ_ADVBUF(4);}
730
731#define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\
732 _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\
733 _seqbuf[_seqbufptr+1] = (byte);\
734 _seqbuf[_seqbufptr+2] = (device);\
735 _seqbuf[_seqbufptr+3] = 0;\
736 _SEQ_ADVBUF(4);}
737#define SEQ_WRPATCH(patch, len) {if (_seqbufptr) seqbuf_dump();\
738 if (write(seqfd, (char*)(patch), len)==-1) \
739 perror("Write patch: /dev/sequencer");}
740
741#endif
742long soundcard_init(long mem_start);
126bd309 743#endif /* _SOUNDCARD_H_ */
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.