diff options
Diffstat (limited to 'include/linux/soundcard.h')
| -rw-r--r-- | include/linux/soundcard.h | 1261 |
1 files changed, 3 insertions, 1258 deletions
diff --git a/include/linux/soundcard.h b/include/linux/soundcard.h index dfcf86f013a9..96c79cbd79ef 100644 --- a/include/linux/soundcard.h +++ b/include/linux/soundcard.h @@ -1,5 +1,3 @@ -#ifndef SOUNDCARD_H -#define SOUNDCARD_H /* * Copyright by Hannu Savolainen 1993-1997 * @@ -23,174 +21,12 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ +#ifndef SOUNDCARD_H +#define SOUNDCARD_H - -/* - * 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. */ -#ifdef __KERNEL__ # include <asm/byteorder.h> -#else -# include <endian.h> -#endif - -/* - * 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 +#include <uapi/linux/soundcard.h> -/* 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(__KERNEL__) # if defined(__BIG_ENDIAN) # define AFMT_S16_NE AFMT_S16_BE # elif defined(__LITTLE_ENDIAN) @@ -198,1095 +34,4 @@ typedef struct seq_event_rec { # else # error "could not determine byte order" # endif -#else -# 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 -#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 - -#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS) -/* - * 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 #endif |