| #ifndef SOUNDCARD_H |
| #define SOUNDCARD_H |
| /* |
| * Copyright by Hannu Savolainen 1993-1997 |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. 2. |
| * Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| |
| /* |
| * OSS interface version. With versions earlier than 3.6 this value is |
| * an integer with value less than 361. In versions 3.6 and later |
| * it's a six digit hexadecimal value. For example value |
| * of 0x030600 represents OSS version 3.6.0. |
| * Use ioctl(fd, OSS_GETVERSION, &int) to get the version number of |
| * the currently active driver. |
| */ |
| #define SOUND_VERSION 0x030802 |
| #define OPEN_SOUND_SYSTEM |
| |
| /* In Linux we need to be prepared for cross compiling */ |
| #include <linux/ioctl.h> |
| |
| /* Endian macros. */ |
| # include <endian.h> |
| |
| /* |
| * Supported card ID numbers (Should be somewhere else?) |
| */ |
| |
| #define SNDCARD_ADLIB 1 |
| #define SNDCARD_SB 2 |
| #define SNDCARD_PAS 3 |
| #define SNDCARD_GUS 4 |
| #define SNDCARD_MPU401 5 |
| #define SNDCARD_SB16 6 |
| #define SNDCARD_SB16MIDI 7 |
| #define SNDCARD_UART6850 8 |
| #define SNDCARD_GUS16 9 |
| #define SNDCARD_MSS 10 |
| #define SNDCARD_PSS 11 |
| #define SNDCARD_SSCAPE 12 |
| #define SNDCARD_PSS_MPU 13 |
| #define SNDCARD_PSS_MSS 14 |
| #define SNDCARD_SSCAPE_MSS 15 |
| #define SNDCARD_TRXPRO 16 |
| #define SNDCARD_TRXPRO_SB 17 |
| #define SNDCARD_TRXPRO_MPU 18 |
| #define SNDCARD_MAD16 19 |
| #define SNDCARD_MAD16_MPU 20 |
| #define SNDCARD_CS4232 21 |
| #define SNDCARD_CS4232_MPU 22 |
| #define SNDCARD_MAUI 23 |
| #define SNDCARD_PSEUDO_MSS 24 |
| #define SNDCARD_GUSPNP 25 |
| #define SNDCARD_UART401 26 |
| /* Sound card numbers 27 to N are reserved. Don't add more numbers here. */ |
| |
| /*********************************** |
| * IOCTL Commands for /dev/sequencer |
| */ |
| |
| #ifndef _SIOWR |
| #if defined(_IOWR) && (defined(_AIX) || (!defined(sun) && !defined(sparc) && !defined(__sparc__) && !defined(__INCioctlh) && !defined(__Lynx__))) |
| /* Use already defined ioctl defines if they exist (except with Sun or Sparc) */ |
| #define SIOCPARM_MASK IOCPARM_MASK |
| #define SIOC_VOID IOC_VOID |
| #define SIOC_OUT IOC_OUT |
| #define SIOC_IN IOC_IN |
| #define SIOC_INOUT IOC_INOUT |
| #define _SIOC_SIZE _IOC_SIZE |
| #define _SIOC_DIR _IOC_DIR |
| #define _SIOC_NONE _IOC_NONE |
| #define _SIOC_READ _IOC_READ |
| #define _SIOC_WRITE _IOC_WRITE |
| #define _SIO _IO |
| #define _SIOR _IOR |
| #define _SIOW _IOW |
| #define _SIOWR _IOWR |
| #else |
| |
| /* Ioctl's have the command encoded in the lower word, |
| * and the size of any in or out parameters in the upper |
| * word. The high 2 bits of the upper word are used |
| * to encode the in/out status of the parameter; for now |
| * we restrict parameters to at most 8191 bytes. |
| */ |
| /* #define SIOCTYPE (0xff<<8) */ |
| #define SIOCPARM_MASK 0x1fff /* parameters must be < 8192 bytes */ |
| #define SIOC_VOID 0x00000000 /* no parameters */ |
| #define SIOC_OUT 0x20000000 /* copy out parameters */ |
| #define SIOC_IN 0x40000000 /* copy in parameters */ |
| #define SIOC_INOUT (SIOC_IN|SIOC_OUT) |
| /* the 0x20000000 is so we can distinguish new ioctl's from old */ |
| #define _SIO(x,y) ((int)(SIOC_VOID|(x<<8)|y)) |
| #define _SIOR(x,y,t) ((int)(SIOC_OUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
| #define _SIOW(x,y,t) ((int)(SIOC_IN|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
| /* this should be _SIORW, but stdio got there first */ |
| #define _SIOWR(x,y,t) ((int)(SIOC_INOUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
| #define _SIOC_SIZE(x) ((x>>16)&SIOCPARM_MASK) |
| #define _SIOC_DIR(x) (x & 0xf0000000) |
| #define _SIOC_NONE SIOC_VOID |
| #define _SIOC_READ SIOC_OUT |
| #define _SIOC_WRITE SIOC_IN |
| # endif /* _IOWR */ |
| #endif /* !_SIOWR */ |
| |
| #define SNDCTL_SEQ_RESET _SIO ('Q', 0) |
| #define SNDCTL_SEQ_SYNC _SIO ('Q', 1) |
| #define SNDCTL_SYNTH_INFO _SIOWR('Q', 2, struct synth_info) |
| #define SNDCTL_SEQ_CTRLRATE _SIOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ |
| #define SNDCTL_SEQ_GETOUTCOUNT _SIOR ('Q', 4, int) |
| #define SNDCTL_SEQ_GETINCOUNT _SIOR ('Q', 5, int) |
| #define SNDCTL_SEQ_PERCMODE _SIOW ('Q', 6, int) |
| #define SNDCTL_FM_LOAD_INSTR _SIOW ('Q', 7, struct sbi_instrument) /* Obsolete. Don't use!!!!!! */ |
| #define SNDCTL_SEQ_TESTMIDI _SIOW ('Q', 8, int) |
| #define SNDCTL_SEQ_RESETSAMPLES _SIOW ('Q', 9, int) |
| #define SNDCTL_SEQ_NRSYNTHS _SIOR ('Q',10, int) |
| #define SNDCTL_SEQ_NRMIDIS _SIOR ('Q',11, int) |
| #define SNDCTL_MIDI_INFO _SIOWR('Q',12, struct midi_info) |
| #define SNDCTL_SEQ_THRESHOLD _SIOW ('Q',13, int) |
| #define SNDCTL_SYNTH_MEMAVL _SIOWR('Q',14, int) /* in=dev#, out=memsize */ |
| #define SNDCTL_FM_4OP_ENABLE _SIOW ('Q',15, int) /* in=dev# */ |
| #define SNDCTL_SEQ_PANIC _SIO ('Q',17) |
| #define SNDCTL_SEQ_OUTOFBAND _SIOW ('Q',18, struct seq_event_rec) |
| #define SNDCTL_SEQ_GETTIME _SIOR ('Q',19, int) |
| #define SNDCTL_SYNTH_ID _SIOWR('Q',20, struct synth_info) |
| #define SNDCTL_SYNTH_CONTROL _SIOWR('Q',21, struct synth_control) |
| #define SNDCTL_SYNTH_REMOVESAMPLE _SIOWR('Q',22, struct remove_sample) |
| |
| typedef struct synth_control |
| { |
| int devno; /* Synthesizer # */ |
| char data[4000]; /* Device spesific command/data record */ |
| }synth_control; |
| |
| typedef struct remove_sample |
| { |
| int devno; /* Synthesizer # */ |
| int bankno; /* MIDI bank # (0=General MIDI) */ |
| int instrno; /* MIDI instrument number */ |
| } remove_sample; |
| |
| typedef struct seq_event_rec { |
| unsigned char arr[8]; |
| } seq_event_rec; |
| |
| #define SNDCTL_TMR_TIMEBASE _SIOWR('T', 1, int) |
| #define SNDCTL_TMR_START _SIO ('T', 2) |
| #define SNDCTL_TMR_STOP _SIO ('T', 3) |
| #define SNDCTL_TMR_CONTINUE _SIO ('T', 4) |
| #define SNDCTL_TMR_TEMPO _SIOWR('T', 5, int) |
| #define SNDCTL_TMR_SOURCE _SIOWR('T', 6, int) |
| # define TMR_INTERNAL 0x00000001 |
| # define TMR_EXTERNAL 0x00000002 |
| # define TMR_MODE_MIDI 0x00000010 |
| # define TMR_MODE_FSK 0x00000020 |
| # define TMR_MODE_CLS 0x00000040 |
| # define TMR_MODE_SMPTE 0x00000080 |
| #define SNDCTL_TMR_METRONOME _SIOW ('T', 7, int) |
| #define SNDCTL_TMR_SELECT _SIOW ('T', 8, int) |
| |
| /* |
| * Some big endian/little endian handling macros |
| */ |
| |
| #define _LINUX_PATCHKEY_H_INDIRECT |
| #include <linux/patchkey.h> |
| #undef _LINUX_PATCHKEY_H_INDIRECT |
| |
| #if defined(__BYTE_ORDER) |
| # if __BYTE_ORDER == __BIG_ENDIAN |
| # define AFMT_S16_NE AFMT_S16_BE |
| # elif __BYTE_ORDER == __LITTLE_ENDIAN |
| # define AFMT_S16_NE AFMT_S16_LE |
| # else |
| # error "could not determine byte order" |
| # endif |
| #endif |
| |
| /* |
| * Sample loading mechanism for internal synthesizers (/dev/sequencer) |
| * The following patch_info structure has been designed to support |
| * Gravis UltraSound. It tries to be universal format for uploading |
| * sample based patches but is probably too limited. |
| * |
| * (PBD) As Hannu guessed, the GUS structure is too limited for |
| * the WaveFront, but this is the right place for a constant definition. |
| */ |
| |
| struct patch_info { |
| unsigned short key; /* Use WAVE_PATCH here */ |
| #define WAVE_PATCH _PATCHKEY(0x04) |
| #define GUS_PATCH WAVE_PATCH |
| #define WAVEFRONT_PATCH _PATCHKEY(0x06) |
| |
| short device_no; /* Synthesizer number */ |
| short instr_no; /* Midi pgm# */ |
| |
| unsigned int mode; |
| /* |
| * The least significant byte has the same format than the GUS .PAT |
| * files |
| */ |
| #define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ |
| #define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ |
| #define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ |
| #define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ |
| #define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ |
| #define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ |
| #define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ |
| #define WAVE_FAST_RELEASE 0x80 /* bit 7 = Shut off immediately after note off */ |
| /* (use the env_rate/env_offs fields). */ |
| /* Linux specific bits */ |
| #define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ |
| #define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ |
| #define WAVE_SCALE 0x00040000 /* The scaling info is valid */ |
| #define WAVE_FRACTIONS 0x00080000 /* Fraction information is valid */ |
| /* Reserved bits */ |
| #define WAVE_ROM 0x40000000 /* For future use */ |
| #define WAVE_MULAW 0x20000000 /* For future use */ |
| /* Other bits must be zeroed */ |
| |
| int len; /* Size of the wave data in bytes */ |
| int loop_start, loop_end; /* Byte offsets from the beginning */ |
| |
| /* |
| * The base_freq and base_note fields are used when computing the |
| * playback speed for a note. The base_note defines the tone frequency |
| * which is heard if the sample is played using the base_freq as the |
| * playback speed. |
| * |
| * The low_note and high_note fields define the minimum and maximum note |
| * frequencies for which this sample is valid. It is possible to define |
| * more than one samples for an instrument number at the same time. The |
| * low_note and high_note fields are used to select the most suitable one. |
| * |
| * The fields base_note, high_note and low_note should contain |
| * the note frequency multiplied by 1000. For example value for the |
| * middle A is 440*1000. |
| */ |
| |
| unsigned int base_freq; |
| unsigned int base_note; |
| unsigned int high_note; |
| unsigned int low_note; |
| int panning; /* -128=left, 127=right */ |
| int detuning; |
| |
| /* New fields introduced in version 1.99.5 */ |
| |
| /* Envelope. Enabled by mode bit WAVE_ENVELOPES */ |
| unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ |
| unsigned char env_offset[ 6 ]; /* 255 == 100% */ |
| |
| /* |
| * The tremolo, vibrato and scale info are not supported yet. |
| * Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or |
| * WAVE_SCALE |
| */ |
| |
| unsigned char tremolo_sweep; |
| unsigned char tremolo_rate; |
| unsigned char tremolo_depth; |
| |
| unsigned char vibrato_sweep; |
| unsigned char vibrato_rate; |
| unsigned char vibrato_depth; |
| |
| int scale_frequency; |
| unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ |
| |
| int volume; |
| int fractions; |
| int reserved1; |
| int spare[2]; |
| char data[1]; /* The waveform data starts here */ |
| }; |
| |
| struct sysex_info { |
| short key; /* Use SYSEX_PATCH or MAUI_PATCH here */ |
| #define SYSEX_PATCH _PATCHKEY(0x05) |
| #define MAUI_PATCH _PATCHKEY(0x06) |
| short device_no; /* Synthesizer number */ |
| int len; /* Size of the sysex data in bytes */ |
| unsigned char data[1]; /* Sysex data starts here */ |
| }; |
| |
| /* |
| * /dev/sequencer input events. |
| * |
| * The data written to the /dev/sequencer is a stream of events. Events |
| * are records of 4 or 8 bytes. The first byte defines the size. |
| * Any number of events can be written with a write call. There |
| * is a set of macros for sending these events. Use these macros if you |
| * want to maximize portability of your program. |
| * |
| * Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. |
| * (All input events are currently 4 bytes long. Be prepared to support |
| * 8 byte events also. If you receive any event having first byte >= 128, |
| * it's a 8 byte event. |
| * |
| * The events are documented at the end of this file. |
| * |
| * Normal events (4 bytes) |
| * There is also a 8 byte version of most of the 4 byte events. The |
| * 8 byte one is recommended. |
| */ |
| #define SEQ_NOTEOFF 0 |
| #define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ |
| #define SEQ_NOTEON 1 |
| #define SEQ_FMNOTEON SEQ_NOTEON |
| #define SEQ_WAIT TMR_WAIT_ABS |
| #define SEQ_PGMCHANGE 3 |
| #define SEQ_FMPGMCHANGE SEQ_PGMCHANGE |
| #define SEQ_SYNCTIMER TMR_START |
| #define SEQ_MIDIPUTC 5 |
| #define SEQ_DRUMON 6 /*** OBSOLETE ***/ |
| #define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ |
| #define SEQ_ECHO TMR_ECHO /* For synching programs with output */ |
| #define SEQ_AFTERTOUCH 9 |
| #define SEQ_CONTROLLER 10 |
| |
| /******************************************* |
| * Midi controller numbers |
| ******************************************* |
| * Controllers 0 to 31 (0x00 to 0x1f) and |
| * 32 to 63 (0x20 to 0x3f) are continuous |
| * controllers. |
| * In the MIDI 1.0 these controllers are sent using |
| * two messages. Controller numbers 0 to 31 are used |
| * to send the MSB and the controller numbers 32 to 63 |
| * are for the LSB. Note that just 7 bits are used in MIDI bytes. |
| */ |
| |
| #define CTL_BANK_SELECT 0x00 |
| #define CTL_MODWHEEL 0x01 |
| #define CTL_BREATH 0x02 |
| /* undefined 0x03 */ |
| #define CTL_FOOT 0x04 |
| #define CTL_PORTAMENTO_TIME 0x05 |
| #define CTL_DATA_ENTRY 0x06 |
| #define CTL_MAIN_VOLUME 0x07 |
| #define CTL_BALANCE 0x08 |
| /* undefined 0x09 */ |
| #define CTL_PAN 0x0a |
| #define CTL_EXPRESSION 0x0b |
| /* undefined 0x0c */ |
| /* undefined 0x0d */ |
| /* undefined 0x0e */ |
| /* undefined 0x0f */ |
| #define CTL_GENERAL_PURPOSE1 0x10 |
| #define CTL_GENERAL_PURPOSE2 0x11 |
| #define CTL_GENERAL_PURPOSE3 0x12 |
| #define CTL_GENERAL_PURPOSE4 0x13 |
| /* undefined 0x14 - 0x1f */ |
| |
| /* undefined 0x20 */ |
| /* The controller numbers 0x21 to 0x3f are reserved for the */ |
| /* least significant bytes of the controllers 0x00 to 0x1f. */ |
| /* These controllers are not recognised by the driver. */ |
| |
| /* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */ |
| /* 0=OFF and 127=ON (intermediate values are possible) */ |
| #define CTL_DAMPER_PEDAL 0x40 |
| #define CTL_SUSTAIN 0x40 /* Alias */ |
| #define CTL_HOLD 0x40 /* Alias */ |
| #define CTL_PORTAMENTO 0x41 |
| #define CTL_SOSTENUTO 0x42 |
| #define CTL_SOFT_PEDAL 0x43 |
| /* undefined 0x44 */ |
| #define CTL_HOLD2 0x45 |
| /* undefined 0x46 - 0x4f */ |
| |
| #define CTL_GENERAL_PURPOSE5 0x50 |
| #define CTL_GENERAL_PURPOSE6 0x51 |
| #define CTL_GENERAL_PURPOSE7 0x52 |
| #define CTL_GENERAL_PURPOSE8 0x53 |
| /* undefined 0x54 - 0x5a */ |
| #define CTL_EXT_EFF_DEPTH 0x5b |
| #define CTL_TREMOLO_DEPTH 0x5c |
| #define CTL_CHORUS_DEPTH 0x5d |
| #define CTL_DETUNE_DEPTH 0x5e |
| #define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */ |
| #define CTL_PHASER_DEPTH 0x5f |
| #define CTL_DATA_INCREMENT 0x60 |
| #define CTL_DATA_DECREMENT 0x61 |
| #define CTL_NONREG_PARM_NUM_LSB 0x62 |
| #define CTL_NONREG_PARM_NUM_MSB 0x63 |
| #define CTL_REGIST_PARM_NUM_LSB 0x64 |
| #define CTL_REGIST_PARM_NUM_MSB 0x65 |
| /* undefined 0x66 - 0x78 */ |
| /* reserved 0x79 - 0x7f */ |
| |
| /* Pseudo controllers (not midi compatible) */ |
| #define CTRL_PITCH_BENDER 255 |
| #define CTRL_PITCH_BENDER_RANGE 254 |
| #define CTRL_EXPRESSION 253 /* Obsolete */ |
| #define CTRL_MAIN_VOLUME 252 /* Obsolete */ |
| #define SEQ_BALANCE 11 |
| #define SEQ_VOLMODE 12 |
| |
| /* |
| * Volume mode decides how volumes are used |
| */ |
| |
| #define VOL_METHOD_ADAGIO 1 |
| #define VOL_METHOD_LINEAR 2 |
| |
| /* |
| * Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as |
| * input events. |
| */ |
| |
| /* |
| * Event codes 0xf0 to 0xfc are reserved for future extensions. |
| */ |
| |
| #define SEQ_FULLSIZE 0xfd /* Long events */ |
| /* |
| * SEQ_FULLSIZE events are used for loading patches/samples to the |
| * synthesizer devices. These events are passed directly to the driver |
| * of the associated synthesizer device. There is no limit to the size |
| * of the extended events. These events are not queued but executed |
| * immediately when the write() is called (execution can take several |
| * seconds of time). |
| * |
| * When a SEQ_FULLSIZE message is written to the device, it must |
| * be written using exactly one write() call. Other events cannot |
| * be mixed to the same write. |
| * |
| * For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the |
| * /dev/sequencer. Don't write other data together with the instrument structure |
| * Set the key field of the structure to FM_PATCH. The device field is used to |
| * route the patch to the corresponding device. |
| * |
| * For wave table use struct patch_info. Initialize the key field |
| * to WAVE_PATCH. |
| */ |
| #define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ |
| #define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */ |
| |
| /* |
| * Record for FM patches |
| */ |
| |
| typedef unsigned char sbi_instr_data[32]; |
| |
| struct sbi_instrument { |
| unsigned short key; /* FM_PATCH or OPL3_PATCH */ |
| #define FM_PATCH _PATCHKEY(0x01) |
| #define OPL3_PATCH _PATCHKEY(0x03) |
| short device; /* Synth# (0-4) */ |
| int channel; /* Program# to be initialized */ |
| sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ |
| }; |
| |
| struct synth_info { /* Read only */ |
| char name[30]; |
| int device; /* 0-N. INITIALIZE BEFORE CALLING */ |
| int synth_type; |
| #define SYNTH_TYPE_FM 0 |
| #define SYNTH_TYPE_SAMPLE 1 |
| #define SYNTH_TYPE_MIDI 2 /* Midi interface */ |
| |
| int synth_subtype; |
| #define FM_TYPE_ADLIB 0x00 |
| #define FM_TYPE_OPL3 0x01 |
| #define MIDI_TYPE_MPU401 0x401 |
| |
| #define SAMPLE_TYPE_BASIC 0x10 |
| #define SAMPLE_TYPE_GUS SAMPLE_TYPE_BASIC |
| #define SAMPLE_TYPE_WAVEFRONT 0x11 |
| |
| int perc_mode; /* No longer supported */ |
| int nr_voices; |
| int nr_drums; /* Obsolete field */ |
| int instr_bank_size; |
| unsigned int capabilities; |
| #define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ |
| #define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ |
| #define SYNTH_CAP_INPUT 0x00000004 /* Input (MIDI) device */ |
| int dummies[19]; /* Reserve space */ |
| }; |
| |
| struct sound_timer_info { |
| char name[32]; |
| int caps; |
| }; |
| |
| #define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */ |
| |
| struct midi_info { |
| char name[30]; |
| int device; /* 0-N. INITIALIZE BEFORE CALLING */ |
| unsigned int capabilities; /* To be defined later */ |
| int dev_type; |
| int dummies[18]; /* Reserve space */ |
| }; |
| |
| /******************************************** |
| * ioctl commands for the /dev/midi## |
| */ |
| typedef struct { |
| unsigned char cmd; |
| char nr_args, nr_returns; |
| unsigned char data[30]; |
| } mpu_command_rec; |
| |
| #define SNDCTL_MIDI_PRETIME _SIOWR('m', 0, int) |
| #define SNDCTL_MIDI_MPUMODE _SIOWR('m', 1, int) |
| #define SNDCTL_MIDI_MPUCMD _SIOWR('m', 2, mpu_command_rec) |
| |
| /******************************************** |
| * IOCTL commands for /dev/dsp and /dev/audio |
| */ |
| |
| #define SNDCTL_DSP_RESET _SIO ('P', 0) |
| #define SNDCTL_DSP_SYNC _SIO ('P', 1) |
| #define SNDCTL_DSP_SPEED _SIOWR('P', 2, int) |
| #define SNDCTL_DSP_STEREO _SIOWR('P', 3, int) |
| #define SNDCTL_DSP_GETBLKSIZE _SIOWR('P', 4, int) |
| #define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT |
| #define SNDCTL_DSP_CHANNELS _SIOWR('P', 6, int) |
| #define SOUND_PCM_WRITE_CHANNELS SNDCTL_DSP_CHANNELS |
| #define SOUND_PCM_WRITE_FILTER _SIOWR('P', 7, int) |
| #define SNDCTL_DSP_POST _SIO ('P', 8) |
| #define SNDCTL_DSP_SUBDIVIDE _SIOWR('P', 9, int) |
| #define SNDCTL_DSP_SETFRAGMENT _SIOWR('P',10, int) |
| |
| /* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */ |
| #define SNDCTL_DSP_GETFMTS _SIOR ('P',11, int) /* Returns a mask */ |
| #define SNDCTL_DSP_SETFMT _SIOWR('P',5, int) /* Selects ONE fmt*/ |
| # define AFMT_QUERY 0x00000000 /* Return current fmt */ |
| # define AFMT_MU_LAW 0x00000001 |
| # define AFMT_A_LAW 0x00000002 |
| # define AFMT_IMA_ADPCM 0x00000004 |
| # define AFMT_U8 0x00000008 |
| # define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/ |
| # define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */ |
| # define AFMT_S8 0x00000040 |
| # define AFMT_U16_LE 0x00000080 /* Little endian U16 */ |
| # define AFMT_U16_BE 0x00000100 /* Big endian U16 */ |
| # define AFMT_MPEG 0x00000200 /* MPEG (2) audio */ |
| # define AFMT_AC3 0x00000400 /* Dolby Digital AC3 */ |
| |
| /* |
| * Buffer status queries. |
| */ |
| typedef struct audio_buf_info { |
| int fragments; /* # of available fragments (partially usend ones not counted) */ |
| int fragstotal; /* Total # of fragments allocated */ |
| int fragsize; /* Size of a fragment in bytes */ |
| |
| int bytes; /* Available space in bytes (includes partially used fragments) */ |
| /* Note! 'bytes' could be more than fragments*fragsize */ |
| } audio_buf_info; |
| |
| #define SNDCTL_DSP_GETOSPACE _SIOR ('P',12, audio_buf_info) |
| #define SNDCTL_DSP_GETISPACE _SIOR ('P',13, audio_buf_info) |
| #define SNDCTL_DSP_NONBLOCK _SIO ('P',14) |
| #define SNDCTL_DSP_GETCAPS _SIOR ('P',15, int) |
| # define DSP_CAP_REVISION 0x000000ff /* Bits for revision level (0 to 255) */ |
| # define DSP_CAP_DUPLEX 0x00000100 /* Full duplex record/playback */ |
| # define DSP_CAP_REALTIME 0x00000200 /* Real time capability */ |
| # define DSP_CAP_BATCH 0x00000400 /* Device has some kind of */ |
| /* internal buffers which may */ |
| /* cause some delays and */ |
| /* decrease precision of timing */ |
| # define DSP_CAP_COPROC 0x00000800 /* Has a coprocessor */ |
| /* Sometimes it's a DSP */ |
| /* but usually not */ |
| # define DSP_CAP_TRIGGER 0x00001000 /* Supports SETTRIGGER */ |
| # define DSP_CAP_MMAP 0x00002000 /* Supports mmap() */ |
| # define DSP_CAP_MULTI 0x00004000 /* support multiple open */ |
| # define DSP_CAP_BIND 0x00008000 /* channel binding to front/rear/cneter/lfe */ |
| |
| |
| #define SNDCTL_DSP_GETTRIGGER _SIOR ('P',16, int) |
| #define SNDCTL_DSP_SETTRIGGER _SIOW ('P',16, int) |
| # define PCM_ENABLE_INPUT 0x00000001 |
| # define PCM_ENABLE_OUTPUT 0x00000002 |
| |
| typedef struct count_info { |
| int bytes; /* Total # of bytes processed */ |
| int blocks; /* # of fragment transitions since last time */ |
| int ptr; /* Current DMA pointer value */ |
| } count_info; |
| |
| #define SNDCTL_DSP_GETIPTR _SIOR ('P',17, count_info) |
| #define SNDCTL_DSP_GETOPTR _SIOR ('P',18, count_info) |
| |
| typedef struct buffmem_desc { |
| unsigned *buffer; |
| int size; |
| } buffmem_desc; |
| #define SNDCTL_DSP_MAPINBUF _SIOR ('P', 19, buffmem_desc) |
| #define SNDCTL_DSP_MAPOUTBUF _SIOR ('P', 20, buffmem_desc) |
| #define SNDCTL_DSP_SETSYNCRO _SIO ('P', 21) |
| #define SNDCTL_DSP_SETDUPLEX _SIO ('P', 22) |
| #define SNDCTL_DSP_GETODELAY _SIOR ('P', 23, int) |
| |
| #define SNDCTL_DSP_GETCHANNELMASK _SIOWR('P', 64, int) |
| #define SNDCTL_DSP_BIND_CHANNEL _SIOWR('P', 65, int) |
| # define DSP_BIND_QUERY 0x00000000 |
| # define DSP_BIND_FRONT 0x00000001 |
| # define DSP_BIND_SURR 0x00000002 |
| # define DSP_BIND_CENTER_LFE 0x00000004 |
| # define DSP_BIND_HANDSET 0x00000008 |
| # define DSP_BIND_MIC 0x00000010 |
| # define DSP_BIND_MODEM1 0x00000020 |
| # define DSP_BIND_MODEM2 0x00000040 |
| # define DSP_BIND_I2S 0x00000080 |
| # define DSP_BIND_SPDIF 0x00000100 |
| |
| #define SNDCTL_DSP_SETSPDIF _SIOW ('P', 66, int) |
| #define SNDCTL_DSP_GETSPDIF _SIOR ('P', 67, int) |
| # define SPDIF_PRO 0x0001 |
| # define SPDIF_N_AUD 0x0002 |
| # define SPDIF_COPY 0x0004 |
| # define SPDIF_PRE 0x0008 |
| # define SPDIF_CC 0x07f0 |
| # define SPDIF_L 0x0800 |
| # define SPDIF_DRS 0x4000 |
| # define SPDIF_V 0x8000 |
| |
| /* |
| * Application's profile defines the way how playback underrun situations should be handled. |
| * |
| * APF_NORMAL (the default) and APF_NETWORK make the driver to cleanup the |
| * playback buffer whenever an underrun occurs. This consumes some time |
| * prevents looping the existing buffer. |
| * APF_CPUINTENS is intended to be set by CPU intensive applications which |
| * are likely to run out of time occasionally. In this mode the buffer cleanup is |
| * disabled which saves CPU time but also let's the previous buffer content to |
| * be played during the "pause" after the underrun. |
| */ |
| #define SNDCTL_DSP_PROFILE _SIOW ('P', 23, int) |
| #define APF_NORMAL 0 /* Normal applications */ |
| #define APF_NETWORK 1 /* Underruns probably caused by an "external" delay */ |
| #define APF_CPUINTENS 2 /* Underruns probably caused by "overheating" the CPU */ |
| |
| #define SOUND_PCM_READ_RATE _SIOR ('P', 2, int) |
| #define SOUND_PCM_READ_CHANNELS _SIOR ('P', 6, int) |
| #define SOUND_PCM_READ_BITS _SIOR ('P', 5, int) |
| #define SOUND_PCM_READ_FILTER _SIOR ('P', 7, int) |
| |
| /* Some alias names */ |
| #define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT |
| #define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED |
| #define SOUND_PCM_POST SNDCTL_DSP_POST |
| #define SOUND_PCM_RESET SNDCTL_DSP_RESET |
| #define SOUND_PCM_SYNC SNDCTL_DSP_SYNC |
| #define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE |
| #define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT |
| #define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS |
| #define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT |
| #define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE |
| #define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE |
| #define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK |
| #define SOUND_PCM_GETCAPS SNDCTL_DSP_GETCAPS |
| #define SOUND_PCM_GETTRIGGER SNDCTL_DSP_GETTRIGGER |
| #define SOUND_PCM_SETTRIGGER SNDCTL_DSP_SETTRIGGER |
| #define SOUND_PCM_SETSYNCRO SNDCTL_DSP_SETSYNCRO |
| #define SOUND_PCM_GETIPTR SNDCTL_DSP_GETIPTR |
| #define SOUND_PCM_GETOPTR SNDCTL_DSP_GETOPTR |
| #define SOUND_PCM_MAPINBUF SNDCTL_DSP_MAPINBUF |
| #define SOUND_PCM_MAPOUTBUF SNDCTL_DSP_MAPOUTBUF |
| |
| /* |
| * ioctl calls to be used in communication with coprocessors and |
| * DSP chips. |
| */ |
| |
| typedef struct copr_buffer { |
| int command; /* Set to 0 if not used */ |
| int flags; |
| #define CPF_NONE 0x0000 |
| #define CPF_FIRST 0x0001 /* First block */ |
| #define CPF_LAST 0x0002 /* Last block */ |
| int len; |
| int offs; /* If required by the device (0 if not used) */ |
| |
| unsigned char data[4000]; /* NOTE! 4000 is not 4k */ |
| } copr_buffer; |
| |
| typedef struct copr_debug_buf { |
| int command; /* Used internally. Set to 0 */ |
| int parm1; |
| int parm2; |
| int flags; |
| int len; /* Length of data in bytes */ |
| } copr_debug_buf; |
| |
| typedef struct copr_msg { |
| int len; |
| unsigned char data[4000]; |
| } copr_msg; |
| |
| #define SNDCTL_COPR_RESET _SIO ('C', 0) |
| #define SNDCTL_COPR_LOAD _SIOWR('C', 1, copr_buffer) |
| #define SNDCTL_COPR_RDATA _SIOWR('C', 2, copr_debug_buf) |
| #define SNDCTL_COPR_RCODE _SIOWR('C', 3, copr_debug_buf) |
| #define SNDCTL_COPR_WDATA _SIOW ('C', 4, copr_debug_buf) |
| #define SNDCTL_COPR_WCODE _SIOW ('C', 5, copr_debug_buf) |
| #define SNDCTL_COPR_RUN _SIOWR('C', 6, copr_debug_buf) |
| #define SNDCTL_COPR_HALT _SIOWR('C', 7, copr_debug_buf) |
| #define SNDCTL_COPR_SENDMSG _SIOWR('C', 8, copr_msg) |
| #define SNDCTL_COPR_RCVMSG _SIOR ('C', 9, copr_msg) |
| |
| /********************************************* |
| * IOCTL commands for /dev/mixer |
| */ |
| |
| /* |
| * Mixer devices |
| * |
| * There can be up to 20 different analog mixer channels. The |
| * SOUND_MIXER_NRDEVICES gives the currently supported maximum. |
| * The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells |
| * the devices supported by the particular mixer. |
| */ |
| |
| #define SOUND_MIXER_NRDEVICES 25 |
| #define SOUND_MIXER_VOLUME 0 |
| #define SOUND_MIXER_BASS 1 |
| #define SOUND_MIXER_TREBLE 2 |
| #define SOUND_MIXER_SYNTH 3 |
| #define SOUND_MIXER_PCM 4 |
| #define SOUND_MIXER_SPEAKER 5 |
| #define SOUND_MIXER_LINE 6 |
| #define SOUND_MIXER_MIC 7 |
| #define SOUND_MIXER_CD 8 |
| #define SOUND_MIXER_IMIX 9 /* Recording monitor */ |
| #define SOUND_MIXER_ALTPCM 10 |
| #define SOUND_MIXER_RECLEV 11 /* Recording level */ |
| #define SOUND_MIXER_IGAIN 12 /* Input gain */ |
| #define SOUND_MIXER_OGAIN 13 /* Output gain */ |
| /* |
| * The AD1848 codec and compatibles have three line level inputs |
| * (line, aux1 and aux2). Since each card manufacturer have assigned |
| * different meanings to these inputs, it's inpractical to assign |
| * specific meanings (line, cd, synth etc.) to them. |
| */ |
| #define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */ |
| #define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */ |
| #define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */ |
| #define SOUND_MIXER_DIGITAL1 17 /* Digital (input) 1 */ |
| #define SOUND_MIXER_DIGITAL2 18 /* Digital (input) 2 */ |
| #define SOUND_MIXER_DIGITAL3 19 /* Digital (input) 3 */ |
| #define SOUND_MIXER_PHONEIN 20 /* Phone input */ |
| #define SOUND_MIXER_PHONEOUT 21 /* Phone output */ |
| #define SOUND_MIXER_VIDEO 22 /* Video/TV (audio) in */ |
| #define SOUND_MIXER_RADIO 23 /* Radio in */ |
| #define SOUND_MIXER_MONITOR 24 /* Monitor (usually mic) volume */ |
| |
| /* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ |
| /* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ |
| #define SOUND_ONOFF_MIN 28 |
| #define SOUND_ONOFF_MAX 30 |
| |
| /* Note! Number 31 cannot be used since the sign bit is reserved */ |
| #define SOUND_MIXER_NONE 31 |
| |
| /* |
| * The following unsupported macros are no longer functional. |
| * Use SOUND_MIXER_PRIVATE# macros in future. |
| */ |
| #define SOUND_MIXER_ENHANCE SOUND_MIXER_NONE |
| #define SOUND_MIXER_MUTE SOUND_MIXER_NONE |
| #define SOUND_MIXER_LOUD SOUND_MIXER_NONE |
| |
| |
| #define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ |
| "Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \ |
| "Line1", "Line2", "Line3", "Digital1", "Digital2", "Digital3", \ |
| "PhoneIn", "PhoneOut", "Video", "Radio", "Monitor"} |
| |
| #define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ |
| "mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \ |
| "line1", "line2", "line3", "dig1", "dig2", "dig3", \ |
| "phin", "phout", "video", "radio", "monitor"} |
| |
| /* Device bitmask identifiers */ |
| |
| #define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ |
| #define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ |
| #define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ |
| #define SOUND_MIXER_CAPS 0xfc |
| # define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ |
| #define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ |
| #define SOUND_MIXER_OUTSRC 0xfa /* Arg contains a bit for each input source to output */ |
| #define SOUND_MIXER_OUTMASK 0xf9 /* Arg contains a bit for each supported input source to output */ |
| |
| /* Device mask bits */ |
| |
| #define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) |
| #define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) |
| #define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) |
| #define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) |
| #define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) |
| #define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) |
| #define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) |
| #define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) |
| #define SOUND_MASK_CD (1 << SOUND_MIXER_CD) |
| #define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) |
| #define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) |
| #define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) |
| #define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN) |
| #define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN) |
| #define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1) |
| #define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2) |
| #define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3) |
| #define SOUND_MASK_DIGITAL1 (1 << SOUND_MIXER_DIGITAL1) |
| #define SOUND_MASK_DIGITAL2 (1 << SOUND_MIXER_DIGITAL2) |
| #define SOUND_MASK_DIGITAL3 (1 << SOUND_MIXER_DIGITAL3) |
| #define SOUND_MASK_PHONEIN (1 << SOUND_MIXER_PHONEIN) |
| #define SOUND_MASK_PHONEOUT (1 << SOUND_MIXER_PHONEOUT) |
| #define SOUND_MASK_RADIO (1 << SOUND_MIXER_RADIO) |
| #define SOUND_MASK_VIDEO (1 << SOUND_MIXER_VIDEO) |
| #define SOUND_MASK_MONITOR (1 << SOUND_MIXER_MONITOR) |
| |
| /* Obsolete macros */ |
| #define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) |
| #define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) |
| #define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) |
| |
| #define MIXER_READ(dev) _SIOR('M', dev, int) |
| #define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) |
| #define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) |
| #define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) |
| #define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) |
| #define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) |
| #define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) |
| #define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) |
| #define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) |
| #define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) |
| #define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) |
| #define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) |
| #define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) |
| #define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN) |
| #define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN) |
| #define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1) |
| #define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2) |
| #define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3) |
| |
| /* Obsolete macros */ |
| #define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) |
| #define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) |
| #define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) |
| |
| #define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) |
| #define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) |
| #define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) |
| #define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) |
| #define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) |
| |
| #define MIXER_WRITE(dev) _SIOWR('M', dev, int) |
| #define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) |
| #define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) |
| #define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) |
| #define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) |
| #define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) |
| #define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) |
| #define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) |
| #define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) |
| #define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) |
| #define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) |
| #define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) |
| #define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) |
| #define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN) |
| #define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN) |
| #define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1) |
| #define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2) |
| #define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3) |
| |
| /* Obsolete macros */ |
| #define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) |
| #define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) |
| #define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) |
| |
| #define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) |
| |
| typedef struct mixer_info |
| { |
| char id[16]; |
| char name[32]; |
| int modify_counter; |
| int fillers[10]; |
| } mixer_info; |
| |
| typedef struct _old_mixer_info /* Obsolete */ |
| { |
| char id[16]; |
| char name[32]; |
| } _old_mixer_info; |
| |
| #define SOUND_MIXER_INFO _SIOR ('M', 101, mixer_info) |
| #define SOUND_OLD_MIXER_INFO _SIOR ('M', 101, _old_mixer_info) |
| |
| /* |
| * A mechanism for accessing "proprietary" mixer features. This method |
| * permits passing 128 bytes of arbitrary data between a mixer application |
| * and the mixer driver. Interpretation of the record is defined by |
| * the particular mixer driver. |
| */ |
| typedef unsigned char mixer_record[128]; |
| |
| #define SOUND_MIXER_ACCESS _SIOWR('M', 102, mixer_record) |
| |
| /* |
| * Two ioctls for special souncard function |
| */ |
| #define SOUND_MIXER_AGC _SIOWR('M', 103, int) |
| #define SOUND_MIXER_3DSE _SIOWR('M', 104, int) |
| |
| /* |
| * The SOUND_MIXER_PRIVATE# commands can be redefined by low level drivers. |
| * These features can be used when accessing device specific features. |
| */ |
| #define SOUND_MIXER_PRIVATE1 _SIOWR('M', 111, int) |
| #define SOUND_MIXER_PRIVATE2 _SIOWR('M', 112, int) |
| #define SOUND_MIXER_PRIVATE3 _SIOWR('M', 113, int) |
| #define SOUND_MIXER_PRIVATE4 _SIOWR('M', 114, int) |
| #define SOUND_MIXER_PRIVATE5 _SIOWR('M', 115, int) |
| |
| /* |
| * SOUND_MIXER_GETLEVELS and SOUND_MIXER_SETLEVELS calls can be used |
| * for querying current mixer settings from the driver and for loading |
| * default volume settings _prior_ activating the mixer (loading |
| * doesn't affect current state of the mixer hardware). These calls |
| * are for internal use only. |
| */ |
| |
| typedef struct mixer_vol_table { |
| int num; /* Index to volume table */ |
| char name[32]; |
| int levels[32]; |
| } mixer_vol_table; |
| |
| #define SOUND_MIXER_GETLEVELS _SIOWR('M', 116, mixer_vol_table) |
| #define SOUND_MIXER_SETLEVELS _SIOWR('M', 117, mixer_vol_table) |
| |
| /* |
| * An ioctl for identifying the driver version. It will return value |
| * of the SOUND_VERSION macro used when compiling the driver. |
| * This call was introduced in OSS version 3.6 and it will not work |
| * with earlier versions (returns EINVAL). |
| */ |
| #define OSS_GETVERSION _SIOR ('M', 118, int) |
| |
| /* |
| * Level 2 event types for /dev/sequencer |
| */ |
| |
| /* |
| * The 4 most significant bits of byte 0 specify the class of |
| * the event: |
| * |
| * 0x8X = system level events, |
| * 0x9X = device/port specific events, event[1] = device/port, |
| * The last 4 bits give the subtype: |
| * 0x02 = Channel event (event[3] = chn). |
| * 0x01 = note event (event[4] = note). |
| * (0x01 is not used alone but always with bit 0x02). |
| * event[2] = MIDI message code (0x80=note off etc.) |
| * |
| */ |
| |
| #define EV_SEQ_LOCAL 0x80 |
| #define EV_TIMING 0x81 |
| #define EV_CHN_COMMON 0x92 |
| #define EV_CHN_VOICE 0x93 |
| #define EV_SYSEX 0x94 |
| /* |
| * Event types 200 to 220 are reserved for application use. |
| * These numbers will not be used by the driver. |
| */ |
| |
| /* |
| * Events for event type EV_CHN_VOICE |
| */ |
| |
| #define MIDI_NOTEOFF 0x80 |
| #define MIDI_NOTEON 0x90 |
| #define MIDI_KEY_PRESSURE 0xA0 |
| |
| /* |
| * Events for event type EV_CHN_COMMON |
| */ |
| |
| #define MIDI_CTL_CHANGE 0xB0 |
| #define MIDI_PGM_CHANGE 0xC0 |
| #define MIDI_CHN_PRESSURE 0xD0 |
| #define MIDI_PITCH_BEND 0xE0 |
| |
| #define MIDI_SYSTEM_PREFIX 0xF0 |
| |
| /* |
| * Timer event types |
| */ |
| #define TMR_WAIT_REL 1 /* Time relative to the prev time */ |
| #define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */ |
| #define TMR_STOP 3 |
| #define TMR_START 4 |
| #define TMR_CONTINUE 5 |
| #define TMR_TEMPO 6 |
| #define TMR_ECHO 8 |
| #define TMR_CLOCK 9 /* MIDI clock */ |
| #define TMR_SPP 10 /* Song position pointer */ |
| #define TMR_TIMESIG 11 /* Time signature */ |
| |
| /* |
| * Local event types |
| */ |
| #define LOCL_STARTAUDIO 1 |
| |
| /* |
| * Some convenience macros to simplify programming of the |
| * /dev/sequencer interface |
| * |
| * This is a legacy interface for applications written against |
| * the OSSlib-3.8 style interface. It is no longer possible |
| * to actually link against OSSlib with this header, but we |
| * still provide these macros for programs using them. |
| * |
| * If you want to use OSSlib, it is recommended that you get |
| * the GPL version of OSS-4.x and build against that version |
| * of the header. |
| * |
| * We redefine the extern keyword so that make headers_check |
| * does not complain about SEQ_USE_EXTBUF. |
| */ |
| #define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() |
| |
| void seqbuf_dump(void); /* This function must be provided by programs */ |
| |
| #define SEQ_PM_DEFINES int __foo_bar___ |
| |
| #define SEQ_LOAD_GMINSTR(dev, instr) |
| #define SEQ_LOAD_GMDRUM(dev, drum) |
| |
| #define _SEQ_EXTERN extern |
| #define SEQ_USE_EXTBUF() \ |
| _SEQ_EXTERN unsigned char _seqbuf[]; \ |
| _SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr |
| |
| #ifndef USE_SIMPLE_MACROS |
| /* Sample seqbuf_dump() implementation: |
| * |
| * SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes |
| * |
| * int seqfd; -- The file descriptor for /dev/sequencer. |
| * |
| * void |
| * seqbuf_dump () |
| * { |
| * if (_seqbufptr) |
| * if (write (seqfd, _seqbuf, _seqbufptr) == -1) |
| * { |
| * perror ("write /dev/sequencer"); |
| * exit (-1); |
| * } |
| * _seqbufptr = 0; |
| * } |
| */ |
| |
| #define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0 |
| #define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() |
| #define _SEQ_ADVBUF(len) _seqbufptr += len |
| #define SEQ_DUMPBUF seqbuf_dump |
| #else |
| /* |
| * This variation of the sequencer macros is used just to format one event |
| * using fixed buffer. |
| * |
| * The program using the macro library must define the following macros before |
| * using this library. |
| * |
| * #define _seqbuf name of the buffer (unsigned char[]) |
| * #define _SEQ_ADVBUF(len) If the applic needs to know the exact |
| * size of the event, this macro can be used. |
| * Otherwise this must be defined as empty. |
| * #define _seqbufptr Define the name of index variable or 0 if |
| * not required. |
| */ |
| #define _SEQ_NEEDBUF(len) /* empty */ |
| #endif |
| |
| #define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ |
| _seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ |
| _seqbuf[_seqbufptr+2] = (dev);\ |
| _seqbuf[_seqbufptr+3] = (mode);\ |
| _seqbuf[_seqbufptr+4] = 0;\ |
| _seqbuf[_seqbufptr+5] = 0;\ |
| _seqbuf[_seqbufptr+6] = 0;\ |
| _seqbuf[_seqbufptr+7] = 0;\ |
| _SEQ_ADVBUF(8);} |
| |
| /* |
| * Midi voice messages |
| */ |
| |
| #define _CHN_VOICE(dev, event, chn, note, parm) \ |
| {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr] = EV_CHN_VOICE;\ |
| _seqbuf[_seqbufptr+1] = (dev);\ |
| _seqbuf[_seqbufptr+2] = (event);\ |
| _seqbuf[_seqbufptr+3] = (chn);\ |
| _seqbuf[_seqbufptr+4] = (note);\ |
| _seqbuf[_seqbufptr+5] = (parm);\ |
| _seqbuf[_seqbufptr+6] = (0);\ |
| _seqbuf[_seqbufptr+7] = 0;\ |
| _SEQ_ADVBUF(8);} |
| |
| #define SEQ_START_NOTE(dev, chn, note, vol) \ |
| _CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol) |
| |
| #define SEQ_STOP_NOTE(dev, chn, note, vol) \ |
| _CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol) |
| |
| #define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \ |
| _CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure) |
| |
| /* |
| * Midi channel messages |
| */ |
| |
| #define _CHN_COMMON(dev, event, chn, p1, p2, w14) \ |
| {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr] = EV_CHN_COMMON;\ |
| _seqbuf[_seqbufptr+1] = (dev);\ |
| _seqbuf[_seqbufptr+2] = (event);\ |
| _seqbuf[_seqbufptr+3] = (chn);\ |
| _seqbuf[_seqbufptr+4] = (p1);\ |
| _seqbuf[_seqbufptr+5] = (p2);\ |
| *(short *)&_seqbuf[_seqbufptr+6] = (w14);\ |
| _SEQ_ADVBUF(8);} |
| /* |
| * SEQ_SYSEX permits sending of sysex messages. (It may look that it permits |
| * sending any MIDI bytes but it's absolutely not possible. Trying to do |
| * so _will_ cause problems with MPU401 intelligent mode). |
| * |
| * Sysex messages are sent in blocks of 1 to 6 bytes. Longer messages must be |
| * sent by calling SEQ_SYSEX() several times (there must be no other events |
| * between them). First sysex fragment must have 0xf0 in the first byte |
| * and the last byte (buf[len-1] of the last fragment must be 0xf7. No byte |
| * between these sysex start and end markers cannot be larger than 0x7f. Also |
| * lengths of each fragments (except the last one) must be 6. |
| * |
| * Breaking the above rules may work with some MIDI ports but is likely to |
| * cause fatal problems with some other devices (such as MPU401). |
| */ |
| #define SEQ_SYSEX(dev, buf, len) \ |
| {int ii, ll=(len); \ |
| unsigned char *bufp=buf;\ |
| if (ll>6)ll=6;\ |
| _SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr] = EV_SYSEX;\ |
| _seqbuf[_seqbufptr+1] = (dev);\ |
| for(ii=0;ii<ll;ii++)\ |
| _seqbuf[_seqbufptr+ii+2] = bufp[ii];\ |
| for(ii=ll;ii<6;ii++)\ |
| _seqbuf[_seqbufptr+ii+2] = 0xff;\ |
| _SEQ_ADVBUF(8);} |
| |
| #define SEQ_CHN_PRESSURE(dev, chn, pressure) \ |
| _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) |
| |
| #define SEQ_SET_PATCH SEQ_PGM_CHANGE |
| #define SEQ_PGM_CHANGE(dev, chn, patch) \ |
| _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) |
| |
| #define SEQ_CONTROL(dev, chn, controller, value) \ |
| _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) |
| |
| #define SEQ_BENDER(dev, chn, value) \ |
| _CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value) |
| |
| |
| #define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ |
| _seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ |
| _seqbuf[_seqbufptr+2] = (dev);\ |
| _seqbuf[_seqbufptr+3] = (voice);\ |
| _seqbuf[_seqbufptr+4] = (controller);\ |
| _seqbuf[_seqbufptr+5] = ((value)&0xff);\ |
| _seqbuf[_seqbufptr+6] = ((value>>8)&0xff);\ |
| _seqbuf[_seqbufptr+7] = 0;\ |
| _SEQ_ADVBUF(8);} |
| /* |
| * The following 5 macros are incorrectly implemented and obsolete. |
| * Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead. |
| */ |
| #define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) |
| #define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) |
| #define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128) |
| #define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100) |
| #define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) |
| |
| /* |
| * Timing and synchronization macros |
| */ |
| |
| #define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr+0] = EV_TIMING; \ |
| _seqbuf[_seqbufptr+1] = (ev); \ |
| _seqbuf[_seqbufptr+2] = 0;\ |
| _seqbuf[_seqbufptr+3] = 0;\ |
| *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ |
| _SEQ_ADVBUF(8);} |
| |
| #define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0) |
| #define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0) |
| #define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0) |
| #define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks) |
| #define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks) |
| #define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key) |
| #define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value) |
| #define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos) |
| #define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig) |
| |
| /* |
| * Local control events |
| */ |
| |
| #define _LOCAL_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ |
| _seqbuf[_seqbufptr+0] = EV_SEQ_LOCAL; \ |
| _seqbuf[_seqbufptr+1] = (ev); \ |
| _seqbuf[_seqbufptr+2] = 0;\ |
| _seqbuf[_seqbufptr+3] = 0;\ |
| *(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ |
| _SEQ_ADVBUF(8);} |
| |
| #define SEQ_PLAYAUDIO(devmask) _LOCAL_EVENT(LOCL_STARTAUDIO, devmask) |
| /* |
| * Events for the level 1 interface only |
| */ |
| |
| #define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ |
| _seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ |
| _seqbuf[_seqbufptr+1] = (byte);\ |
| _seqbuf[_seqbufptr+2] = (device);\ |
| _seqbuf[_seqbufptr+3] = 0;\ |
| _SEQ_ADVBUF(4);} |
| |
| /* |
| * Patch loading. |
| */ |
| #define SEQ_WRPATCH(patchx, len) \ |
| {if (_seqbufptr) SEQ_DUMPBUF();\ |
| if (write(seqfd, (char*)(patchx), len)==-1) \ |
| perror("Write patch: /dev/sequencer");} |
| #define SEQ_WRPATCH2(patchx, len) \ |
| (SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len)) |
| |
| #endif |