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Diffstat (limited to 'sys/i386/include/soundcard.h')
| -rw-r--r-- | sys/i386/include/soundcard.h | 765 |
1 files changed, 765 insertions, 0 deletions
diff --git a/sys/i386/include/soundcard.h b/sys/i386/include/soundcard.h new file mode 100644 index 0000000..2ddd9a9 --- /dev/null +++ b/sys/i386/include/soundcard.h @@ -0,0 +1,765 @@ +/* + * Copyright by Hannu Savolainen 1993 + * + * 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. + * + * + * $Id: soundcard.h,v 1.6 1994/08/02 07:39:03 davidg Exp $ + */ + +#ifndef _I386_MACHINE_SOUNDCARD_H_ +#define _I386_MACHINE_SOUNDCARD_H_ + + /* + * If you make modifications to this file, please contact me before + * distributing the modified version. There is already enough + * divercity in the world. + * + * Regards, + * Hannu Savolainen + * hannu@voxware.pp.fi, Hannu.Savolainen@helsinki.fi + */ + +#define SOUND_VERSION 205 +#define VOXWARE + +#include <sys/ioctl.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 + +/*********************************** + * IOCTL Commands for /dev/sequencer + */ + +#ifndef _IOWR +/* @(#)ioctlp.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 128 bytes. + */ +/* #define IOCTYPE (0xff<<8) */ +#define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ +#define IOC_VOID 0x00000000 /* no parameters */ +#define IOC_OUT 0x20000000 /* copy out parameters */ +#define IOC_IN 0x40000000 /* copy in parameters */ +#define IOC_INOUT (IOC_IN|IOC_OUT) +/* the 0x20000000 is so we can distinguish new ioctl's from old */ +#define _IO(x,y) ((int)(IOC_VOID|(x<<8)|y)) +#define _IOR(x,y,t) ((int)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) +#define _IOW(x,y,t) ((int)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) +/* this should be _IORW, but stdio got there first */ +#define _IOWR(x,y,t) ((int)(IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)) +#endif /* !_IOWR */ + +#define SNDCTL_SEQ_RESET _IO ('Q', 0) +#define SNDCTL_SEQ_SYNC _IO ('Q', 1) +#define SNDCTL_SYNTH_INFO _IOWR('Q', 2, struct synth_info) +#define SNDCTL_SEQ_CTRLRATE _IOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ +#define SNDCTL_SEQ_GETOUTCOUNT _IOR ('Q', 4, int) +#define SNDCTL_SEQ_GETINCOUNT _IOR ('Q', 5, int) +#define SNDCTL_SEQ_PERCMODE _IOW ('Q', 6, int) +#define SNDCTL_FM_LOAD_INSTR _IOW ('Q', 7, struct sbi_instrument) /* Valid for FM only */ +#define SNDCTL_SEQ_TESTMIDI _IOW ('Q', 8, int) +#define SNDCTL_SEQ_RESETSAMPLES _IOW ('Q', 9, int) +#define SNDCTL_SEQ_NRSYNTHS _IOR ('Q',10, int) +#define SNDCTL_SEQ_NRMIDIS _IOR ('Q',11, int) +#define SNDCTL_MIDI_INFO _IOWR('Q',12, struct midi_info) +#define SNDCTL_SEQ_TRESHOLD _IOW ('Q',13, int) +#define SNDCTL_SYNTH_MEMAVL _IOWR('Q',14, int) /* in=dev#, out=memsize */ +#define SNDCTL_FM_4OP_ENABLE _IOW ('Q',15, int) /* in=dev# */ +#define SNDCTL_PMGR_ACCESS _IOWR('Q',16, struct patmgr_info) + +/* + * 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 propably too limited. + */ + +struct patch_info { + short key; /* Use GUS_PATCH here */ +#define GUS_PATCH 0x04fd +#define OBSOLETE_GUS_PATCH 0x02fd + short device_no; /* Synthesizer number */ + short instr_no; /* Midi pgm# */ + + unsigned long 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 */ + /* (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 */ +/* Other bits must be zeroed */ + + long len; /* Size of the wave data in bytes */ + long 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 a 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 long base_note; + unsigned long high_note; + unsigned long 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 spare[4]; + char data[1]; /* The waveform data starts here */ + }; + + +/* + * Patch management interface (/dev/sequencer, /dev/patmgr#) + * Don't use these calls if you want to maintain compatibility with + * the future versions of the driver. + */ + +#define PS_NO_PATCHES 0 /* No patch support on device */ +#define PS_MGR_NOT_OK 1 /* Plain patch support (no mgr) */ +#define PS_MGR_OK 2 /* Patch manager supported */ +#define PS_MANAGED 3 /* Patch manager running */ + +#define SNDCTL_PMGR_IFACE _IOWR('P', 1, struct patmgr_info) + +/* + * The patmgr_info is a fixed size structure which is used for two + * different purposes. The intended use is for communication between + * the application using /dev/sequencer and the patch manager daemon + * associated with a synthesizer device (ioctl(SNDCTL_PMGR_ACCESS)). + * + * This structure is also used with ioctl(SNDCTL_PGMR_IFACE) which allows + * a patch manager daemon to read and write device parameters. This + * ioctl available through /dev/sequencer also. Avoid using it since it's + * extremely hardware dependent. In addition access trough /dev/sequencer + * may confuse the patch manager daemon. + */ + +struct patmgr_info { /* Note! size must be < 4k since kmalloc() is used */ + unsigned long key; /* Don't worry. Reserved for communication + between the patch manager and the driver. */ +#define PM_K_EVENT 1 /* Event from the /dev/sequencer driver */ +#define PM_K_COMMAND 2 /* Request from a application */ +#define PM_K_RESPONSE 3 /* From patmgr to application */ +#define PM_ERROR 4 /* Error returned by the patmgr */ + int device; + int command; + +/* + * Commands 0x000 to 0xfff reserved for patch manager programs + */ +#define PM_GET_DEVTYPE 1 /* Returns type of the patch mgr interface of dev */ +#define PMTYPE_FM2 1 /* 2 OP fm */ +#define PMTYPE_FM4 2 /* Mixed 4 or 2 op FM (OPL-3) */ +#define PMTYPE_WAVE 3 /* Wave table synthesizer (GUS) */ +#define PM_GET_NRPGM 2 /* Returns max # of midi programs in parm1 */ +#define PM_GET_PGMMAP 3 /* Returns map of loaded midi programs in data8 */ +#define PM_GET_PGM_PATCHES 4 /* Return list of patches of a program (parm1) */ +#define PM_GET_PATCH 5 /* Return patch header of patch parm1 */ +#define PM_SET_PATCH 6 /* Set patch header of patch parm1 */ +#define PM_READ_PATCH 7 /* Read patch (wave) data */ +#define PM_WRITE_PATCH 8 /* Write patch (wave) data */ + +/* + * Commands 0x1000 to 0xffff are for communication between the patch manager + * and the client + */ +#define _PM_LOAD_PATCH 0x100 + +/* + * Commands above 0xffff reserved for device specific use + */ + + long parm1; + long parm2; + long parm3; + + union { + unsigned char data8[4000]; + unsigned short data16[2000]; + unsigned long data32[1000]; + struct patch_info patch; + } data; + }; + +/* + * When a patch manager daemon is present, it will be informed by the + * driver when something important happens. For example when the + * /dev/sequencer is opened or closed. A record with key == PM_K_EVENT is + * returned. The command field contains the event type: + */ +#define PM_E_OPENED 1 /* /dev/sequencer opened */ +#define PM_E_CLOSED 2 /* /dev/sequencer closed */ +#define PM_E_PATCH_RESET 3 /* SNDCTL_RESETSAMPLES called */ +#define PM_E_PATCH_LOADED 4 /* A patch has been loaded by appl */ + +/* + * /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 >= 0xf0, + * 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 2 +#define SEQ_PGMCHANGE 3 +#define SEQ_FMPGMCHANGE SEQ_PGMCHANGE +#define SEQ_SYNCTIMER 4 +#define SEQ_MIDIPUTC 5 +#define SEQ_DRUMON 6 /*** OBSOLETE ***/ +#define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ +#define SEQ_ECHO 8 /* For synching programs with output */ +#define SEQ_AFTERTOUCH 9 +#define SEQ_CONTROLLER 10 +#define CTRL_PITCH_BENDER 255 +#define CTRL_PITCH_BENDER_RANGE 254 +#define CTRL_EXPRESSION 253 +#define CTRL_MAIN_VOLUME 252 +#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 Gravis UltraSound use struct patch_info. Initialize the key field + * to GUS_PATCH. + */ +#define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ +#define SEQ_EXTENDED 0xff /* Extended events (8 bytes) */ + +/* + * Extended events for synthesizers (8 bytes) + * + * Format: + * + * b0 = SEQ_EXTENDED + * b1 = command + * b2 = device + * b3-b7 = parameters + * + * Command b3 b4 b5 b6 b7 + * ---------------------------------------------------------------------------- + * SEQ_NOTEON voice note volume 0 0 + * SEQ_NOTEOFF voice note volume 0 0 + * SEQ_PGMCHANGE voice pgm 0 0 0 + * SEQ_DRUMON (voice) drum# volume 0 0 + * SEQ_DRUMOFF (voice) drum# volume 0 0 + */ + +/* + * Record for FM patches + */ + +typedef unsigned char sbi_instr_data[32]; + +struct sbi_instrument { + unsigned short key; /* Initialize to FM_PATCH or OPL3_PATCH */ +#define FM_PATCH 0x01fd +#define OPL3_PATCH 0x03fd + 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 + + int synth_subtype; +#define FM_TYPE_ADLIB 0x00 +#define FM_TYPE_OPL3 0x01 + +#define SAMPLE_TYPE_GUS 0x10 + + int perc_mode; /* No longer supported */ + int nr_voices; + int nr_drums; /* Obsolete field */ + int instr_bank_size; + unsigned long capabilities; +#define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ +#define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ + int dummies[19]; /* Reserve space */ + }; + +struct midi_info { + char name[30]; + int device; /* 0-N. INITIALIZE BEFORE CALLING */ + unsigned long capabilities; /* To be defined later */ + int dev_type; + int dummies[18]; /* Reserve space */ + }; + +/******************************************** + * IOCTL commands for /dev/dsp and /dev/audio + */ + +#define SNDCTL_DSP_RESET _IO ('P', 0) +#define SNDCTL_DSP_SYNC _IO ('P', 1) +#define SNDCTL_DSP_SPEED _IOWR('P', 2, int) +#define SNDCTL_DSP_STEREO _IOWR('P', 3, int) +#define SNDCTL_DSP_GETBLKSIZE _IOWR('P', 4, int) +#define SNDCTL_DSP_SAMPLESIZE _IOWR('P', 5, int) /* 8, 12 or 16 */ +#define SOUND_PCM_WRITE_CHANNELS _IOWR('P', 6, int) +#define SOUND_PCM_WRITE_FILTER _IOWR('P', 7, int) +#define SNDCTL_DSP_POST _IO ('P', 8) +#define SNDCTL_DSP_SUBDIVIDE _IOWR('P', 9, int) + +#define SOUND_PCM_READ_RATE _IOR ('P', 2, int) +#define SOUND_PCM_READ_CHANNELS _IOR ('P', 6, int) +#define SOUND_PCM_READ_BITS _IOR ('P', 5, int) +#define SOUND_PCM_READ_FILTER _IOR ('P', 7, int) + +/* Some alias names */ +#define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SAMPLESIZE +#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 + +/********************************************* + * 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 12 +#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 */ + +/* 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 +#define SOUND_MIXER_MUTE 28 /* 0 or 1 */ +#define SOUND_MIXER_ENHANCE 29 /* Enhanced stereo (0, 40, 60 or 80) */ +#define SOUND_MIXER_LOUD 30 /* 0 or 1 */ + +/* Note! Number 31 cannot be used since the sign bit is reserved */ + +#define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ + "Mic ", "CD ", "Mix ", "Pcm2 ", "rec"} + +#define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ + "mic", "cd", "mix", "pcm2", "rec"} + +/* 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 */ + +/* 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_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) _IOR('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_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) _IOWR('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_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) + +/* + * The following mixer ioctl calls are compatible with the BSD driver by + * Steve Haehnichen <shaehnic@ucsd.edu> + * + * Since this interface is entirely SB specific, it will be dropped in the + * near future. + */ + +typedef unsigned char S_BYTE; +typedef unsigned char S_FLAG; +struct stereo_vol +{ + S_BYTE l; /* Left volume */ + S_BYTE r; /* Right volume */ +}; + +#define MIXER_IOCTL_SET_LEVELS _IOW ('s', 20, struct sb_mixer_levels) +#define MIXER_IOCTL_SET_PARAMS _IOW ('s', 21, struct sb_mixer_params) +#define MIXER_IOCTL_READ_LEVELS _IOR ('s', 22, struct sb_mixer_levels) +#define MIXER_IOCTL_READ_PARAMS _IOR ('s', 23, struct sb_mixer_params) +#define MIXER_IOCTL_RESET _IO ('s', 24) + +/* + * Mixer volume levels for MIXER_IOCTL_SET_VOL & MIXER_IOCTL_READ_VOL + */ +struct sb_mixer_levels +{ + struct stereo_vol master; /* Master volume */ + struct stereo_vol voc; /* DSP Voice volume */ + struct stereo_vol fm; /* FM volume */ + struct stereo_vol line; /* Line-in volume */ + struct stereo_vol cd; /* CD audio */ + S_BYTE mic; /* Microphone level */ +}; + +/* + * Mixer parameters for MIXER_IOCTL_SET_PARAMS & MIXER_IOCTL_READ_PARAMS + */ +struct sb_mixer_params +{ + S_BYTE record_source; /* Recording source (See SRC_xxx below) */ + S_FLAG hifreq_filter; /* Filter frequency (hi/low) */ + S_FLAG filter_input; /* ANFI input filter */ + S_FLAG filter_output; /* DNFI output filter */ + S_FLAG dsp_stereo; /* 1 if DSP is in Stereo mode */ +}; + +#define SRC_MIC 1 /* Select Microphone recording source */ +#define SRC_CD 3 /* Select CD recording source */ +#define SRC_LINE 7 /* Use Line-in for recording source */ + +#if !defined(KERNEL) && !defined(INKERNEL) +/* + * Some convenience macros to simplify programming of the + * /dev/sequencer interface + * + * These macros define the API which should be used when possible. + */ + +void seqbuf_dump(void); /* This function must be provided by programs */ + +/* 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_DECLAREBUF() extern unsigned char _seqbuf[]; extern int _seqbuflen;extern int _seqbufptr +#define SEQ_PM_DEFINES struct patmgr_info _pm_info +#define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() +#define _SEQ_ADVBUF(len) _seqbufptr += len +#define SEQ_DUMPBUF seqbuf_dump +#define PM_LOAD_PATCH(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ + _pm_info.device=dev, _pm_info.data.data8[0]=pgm, \ + _pm_info.parm1 = bank, _pm_info.parm2 = 1, \ + ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) +#define PM_LOAD_PATCHES(dev, bank, pgm) (SEQ_DUMPBUF(), _pm_info.command = _PM_LOAD_PATCH, \ + _pm_info.device=dev, memcpy(_pm_info.data.data8, pgm, 128), \ + _pm_info.parm1 = bank, _pm_info.parm2 = 128, \ + ioctl(seqfd, SNDCTL_PMGR_ACCESS, &_pm_info)) + +#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);} + +#define SEQ_START_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\ + _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ + _seqbuf[_seqbufptr+1] = SEQ_NOTEON;\ + _seqbuf[_seqbufptr+2] = (dev);\ + _seqbuf[_seqbufptr+3] = (voice);\ + _seqbuf[_seqbufptr+4] = (note);\ + _seqbuf[_seqbufptr+5] = (vol);\ + _seqbuf[_seqbufptr+6] = 0;\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_STOP_NOTE(dev, voice, note, vol) {_SEQ_NEEDBUF(8);\ + _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ + _seqbuf[_seqbufptr+1] = SEQ_NOTEOFF;\ + _seqbuf[_seqbufptr+2] = (dev);\ + _seqbuf[_seqbufptr+3] = (voice);\ + _seqbuf[_seqbufptr+4] = (note);\ + _seqbuf[_seqbufptr+5] = (vol);\ + _seqbuf[_seqbufptr+6] = 0;\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_CHN_PRESSURE(dev, voice, pressure) {_SEQ_NEEDBUF(8);\ + _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ + _seqbuf[_seqbufptr+1] = SEQ_AFTERTOUCH;\ + _seqbuf[_seqbufptr+2] = (dev);\ + _seqbuf[_seqbufptr+3] = (voice);\ + _seqbuf[_seqbufptr+4] = (pressure);\ + _seqbuf[_seqbufptr+5] = 0;\ + _seqbuf[_seqbufptr+6] = 0;\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_PANNING(dev, voice, pos) {_SEQ_NEEDBUF(8);\ + _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ + _seqbuf[_seqbufptr+1] = SEQ_BALANCE;\ + _seqbuf[_seqbufptr+2] = (dev);\ + _seqbuf[_seqbufptr+3] = (voice);\ + (char)_seqbuf[_seqbufptr+4] = (pos);\ + _seqbuf[_seqbufptr+5] = 0;\ + _seqbuf[_seqbufptr+6] = 0;\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_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);\ + *(short *)&_seqbuf[_seqbufptr+5] = (value);\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_PITCHBEND(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) +#define SEQ_BENDER_RANGE(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) +#define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_EXPRESSION, value) +#define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTRL_MAIN_VOLUME, value) + +#define SEQ_START_TIMER() {_SEQ_NEEDBUF(4);\ + _seqbuf[_seqbufptr] = SEQ_SYNCTIMER;\ + _seqbuf[_seqbufptr+1] = 0;\ + _seqbuf[_seqbufptr+2] = 0;\ + _seqbuf[_seqbufptr+3] = 0;\ + _SEQ_ADVBUF(4);} +#define SEQ_SET_PATCH(dev, voice, patch) {_SEQ_NEEDBUF(8);\ + _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ + _seqbuf[_seqbufptr+1] = SEQ_PGMCHANGE;\ + _seqbuf[_seqbufptr+2] = (dev);\ + _seqbuf[_seqbufptr+3] = (voice);\ + _seqbuf[_seqbufptr+4] = (patch);\ + _seqbuf[_seqbufptr+5] = 0;\ + _seqbuf[_seqbufptr+6] = 0;\ + _seqbuf[_seqbufptr+7] = 0;\ + _SEQ_ADVBUF(8);} + +#define SEQ_WAIT_TIME(ticks) {_SEQ_NEEDBUF(4);\ + *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_WAIT | ((ticks) << 8);\ + _SEQ_ADVBUF(4);} + +#define SEQ_ECHO_BACK(key) {_SEQ_NEEDBUF(4);\ + *(unsigned long *)&_seqbuf[_seqbufptr] = SEQ_ECHO | ((key) << 8);\ + _SEQ_ADVBUF(4);} + +#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);} +#define SEQ_WRPATCH(patchx, len) {if (_seqbufptr) seqbuf_dump();\ + if (write(seqfd, (char*)(patchx), len)==-1) \ + perror("Write patch: /dev/sequencer");} + +#endif +long soundcard_init(long mem_start); +#endif |
