diff options
author | Ralf Baechle <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
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committer | <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
commit | 19c9bba94152148523ba0f7ef7cffe3d45656b11 (patch) | |
tree | 40b1cb534496a7f1ca0f5c314a523c69f1fee464 /include/linux/awe_voice.h | |
parent | 7206675c40394c78a90e74812bbdbf8cf3cca1be (diff) |
Import of Linux/MIPS 2.1.36
Diffstat (limited to 'include/linux/awe_voice.h')
-rw-r--r-- | include/linux/awe_voice.h | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/include/linux/awe_voice.h b/include/linux/awe_voice.h new file mode 100644 index 000000000..cdfb0ff2e --- /dev/null +++ b/include/linux/awe_voice.h @@ -0,0 +1,338 @@ +/* + * sound/awe_voice.h + * + * Voice information definitions for the low level driver for the + * AWE32/Sound Blaster 32 wave table synth. + * version 0.3.1b; Jan. 21, 1997 + * + * Copyright (C) 1996,1997 Takashi Iwai + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef AWE_VOICE_H +#define AWE_VOICE_H + +#ifndef SAMPLE_TYPE_AWE32 +#define SAMPLE_TYPE_AWE32 0x20 +#endif + +#ifndef _PATCHKEY +#define _PATCHKEY(id) ((id<<8)|0xfd) +#endif + +/*---------------------------------------------------------------- + * patch information record + *----------------------------------------------------------------*/ + +/* patch interface header: 16 bytes */ +typedef struct awe_patch_info { + short key; /* use AWE_PATCH here */ +#define AWE_PATCH _PATCHKEY(0x07) + + short device_no; /* synthesizer number */ + unsigned short sf_id; /* file id (should be zero) */ + short sf_version; /* patch version (not referred) */ + long len; /* data length (without this header) */ + + short type; /* following data type */ +#define AWE_LOAD_INFO 0 +#define AWE_LOAD_DATA 1 +#define AWE_APPEND_DATA 0x00 +#define AWE_REPLACE_DATA 0x80 + + short reserved; /* word alignment data */ + + /* the actual patch data begins after this */ +#if defined(AWE_COMPAT_030) && AWE_COMPAT_030 + char data[0]; +#endif +} awe_patch_info; + +#define AWE_PATCH_INFO_SIZE 16 + + +/*---------------------------------------------------------------- + * raw voice information record + *----------------------------------------------------------------*/ + +/* wave table envelope & effect parameters to control EMU8000 */ +typedef struct _awe_voice_parm { + unsigned short moddelay; /* modulation delay (0x8000) */ + unsigned short modatkhld; /* modulation attack & hold time (0x7f7f) */ + unsigned short moddcysus; /* modulation decay & sustain (0x7f7f) */ + unsigned short modrelease; /* modulation release time (0x807f) */ + short modkeyhold, modkeydecay; /* envelope change per key (not used) */ + unsigned short voldelay; /* volume delay (0x8000) */ + unsigned short volatkhld; /* volume attack & hold time (0x7f7f) */ + unsigned short voldcysus; /* volume decay & sustain (0x7f7f) */ + unsigned short volrelease; /* volume release time (0x807f) */ + short volkeyhold, volkeydecay; /* envelope change per key (not used) */ + unsigned short lfo1delay; /* LFO1 delay (0x8000) */ + unsigned short lfo2delay; /* LFO2 delay (0x8000) */ + unsigned short pefe; /* modulation pitch & cutoff (0x0000) */ + unsigned short fmmod; /* LFO1 pitch & cutoff (0x0000) */ + unsigned short tremfrq; /* LFO1 volume & freq (0x0000) */ + unsigned short fm2frq2; /* LFO2 pitch & freq (0x0000) */ + unsigned char cutoff; /* initial cutoff (0xff) */ + unsigned char filterQ; /* initial filter Q [0-15] (0x0) */ + unsigned char chorus; /* chorus send (0x00) */ + unsigned char reverb; /* reverb send (0x00) */ + unsigned short reserved[4]; /* not used */ +} awe_voice_parm; + +#define AWE_VOICE_PARM_SIZE 48 + + +/* wave table parameters: 92 bytes */ +typedef struct _awe_voice_info { + unsigned short sf_id; /* file id (should be zero) */ + unsigned short sample; /* sample id */ + long start, end; /* sample offset correction */ + long loopstart, loopend; /* loop offset correction */ + short rate_offset; /* sample rate pitch offset */ + unsigned short mode; /* sample mode */ +#define AWE_MODE_ROMSOUND 0x8000 +#define AWE_MODE_STEREO 1 +#define AWE_MODE_LOOPING 2 +#define AWE_MODE_NORELEASE 4 /* obsolete */ +#define AWE_MODE_INIT_PARM 8 + + short root; /* midi root key */ + short tune; /* pitch tuning (in cents) */ + char low, high; /* key note range */ + char vellow, velhigh; /* velocity range */ + char fixkey, fixvel; /* fixed key, velocity */ + char pan, fixpan; /* panning, fixed panning */ + short exclusiveClass; /* exclusive class (0 = none) */ + unsigned char amplitude; /* sample volume (127 max) */ + unsigned char attenuation; /* attenuation (0.375dB) */ + short scaleTuning; /* pitch scale tuning(%), normally 100 */ + awe_voice_parm parm; /* voice envelope parameters */ + short index; /* internal index (set by driver) */ +} awe_voice_info; + +#define AWE_VOICE_INFO_SIZE 92 + +/*----------------------------------------------------------------*/ + +/* The info entry of awe_voice_rec is changed from 0 to 1 + * for some compilers refusing zero size array. + * Due to this change, sizeof(awe_voice_rec) becomes different + * from older versions. + * Use AWE_VOICE_REC_SIZE instead. + */ +#if defined(AWE_COMPAT_030) && AWE_COMPAT_030 +#define AWE_INFOARRAY_SIZE 0 +#else +#define AWE_INFOARRAY_SIZE 1 +#endif + +/* instrument info header: 4 bytes */ +typedef struct _awe_voice_rec { + unsigned char bank; /* midi bank number */ + unsigned char instr; /* midi preset number */ + short nvoices; /* number of voices */ + + /* voice information follows here */ + awe_voice_info info[AWE_INFOARRAY_SIZE]; +} awe_voice_rec; + +#define AWE_VOICE_REC_SIZE 4 + + +/*---------------------------------------------------------------- + * sample wave information + *----------------------------------------------------------------*/ + +/* wave table sample header: 32 bytes */ +typedef struct awe_sample_info { + unsigned short sf_id; /* file id (should be zero) */ + unsigned short sample; /* sample id */ + long start, end; /* start & end offset */ + long loopstart, loopend; /* loop start & end offset */ + long size; /* size (0 = ROM) */ + short checksum_flag; /* use check sum = 1 */ + unsigned short mode_flags; /* mode flags */ +#define AWE_SAMPLE_8BITS 1 /* wave data is 8bits */ +#define AWE_SAMPLE_UNSIGNED 2 /* wave data is unsigned */ +#define AWE_SAMPLE_NO_BLANK 4 /* no blank loop is attached */ +#define AWE_SAMPLE_SINGLESHOT 8 /* single-shot w/o loop */ +#define AWE_SAMPLE_BIDIR_LOOP 16 /* bidirectional looping */ +#define AWE_SAMPLE_STEREO_LEFT 32 /* stereo left sound */ +#define AWE_SAMPLE_STEREO_RIGHT 64 /* stereo right sound */ +#define AWE_SAMPLE_REVERSE_LOOP 128 /* reverse looping */ + unsigned long checksum; /* check sum */ +#if defined(AWE_COMPAT_030) && AWE_COMPAT_030 + unsigned short data[0]; /* sample data follows here */ +#endif +} awe_sample_info; + +#define AWE_SAMPLE_INFO_SIZE 32 + + +/*---------------------------------------------------------------- + * awe hardware controls + *----------------------------------------------------------------*/ + +typedef struct _awe_mode_rec { + int base_addr; + long mem_size; /* word size */ + int max_voices, max_infos, max_samples; + unsigned short current_sf_id; + long free_mem; /* word offset */ + int free_info; + int free_sample; + short reverb_mode; + short chorus_mode; + unsigned short init_atten; + short channel_mode; + short gus_bank; + short exclusive_sound; + unsigned long drum_flags; + int debug_mode; +} awe_mode_rec; + +#define _AWE_DEBUG_MODE 0x00 +#define _AWE_REVERB_MODE 0x01 +#define _AWE_CHORUS_MODE 0x02 +#define _AWE_REMOVE_LAST_SAMPLES 0x03 +#define _AWE_INITIALIZE_CHIP 0x04 +#define _AWE_SEND_EFFECT 0x05 +#define _AWE_TERMINATE_CHANNEL 0x06 +#define _AWE_TERMINATE_ALL 0x07 +#define _AWE_INITIAL_VOLUME 0x08 +#define _AWE_SET_GUS_BANK 0x09 +#define _AWE_CHANNEL_MODE 0x0a /* v0.3 features */ +#define _AWE_DRUM_CHANNELS 0x0b /* v0.3 features */ +#define _AWE_EXCLUSIVE_SOUND 0x0c /* v0.3 features */ +#define _AWE_INITIAL_ATTEN _AWE_INITIAL_VOLUME +#define _AWE_NOTEOFF_ALL 0x0e +#define _AWE_GET_CURRENT_MODE 0x10 /* v0.3 features */ + +#define _AWE_MODE_FLAG 0x80 +#define _AWE_COOKED_FLAG 0x40 /* not supported */ +#define _AWE_MODE_VALUE_MASK 0x3F + +#define _AWE_CMD(chn, voice, cmd, p1, p2) \ +{_SEQ_NEEDBUF(8); _seqbuf[_seqbufptr] = SEQ_PRIVATE;\ + _seqbuf[_seqbufptr+1] = chn;\ + _seqbuf[_seqbufptr+2] = _AWE_MODE_FLAG|(cmd);\ + _seqbuf[_seqbufptr+3] = voice;\ + *(unsigned short*)&_seqbuf[_seqbufptr+4] = p1;\ + *(unsigned short*)&_seqbuf[_seqbufptr+6] = p2;\ + _SEQ_ADVBUF(8);} + +#define AWE_DEBUG_MODE(dev,p1) _AWE_CMD(dev, 0, _AWE_DEBUG_MODE, p1, 0) +#define AWE_REVERB_MODE(dev,p1) _AWE_CMD(dev, 0, _AWE_REVERB_MODE, p1, 0) +#define AWE_CHORUS_MODE(dev,p1) _AWE_CMD(dev, 0, _AWE_CHORUS_MODE, p1, 0) +#define AWE_REMOVE_LAST_SAMPLES(dev) _AWE_CMD(dev, 0, _AWE_REMOVE_LAST_SAMPLES, 0, 0) +#define AWE_INITIALIZE_CHIP(dev) _AWE_CMD(dev, 0, _AWE_INITIALIZE_CHIP, 0, 0) +#define AWE_SEND_EFFECT(dev,voice,type,value) _AWE_CMD(dev,voice,_AWE_SEND_EFFECT,type,value) +#define AWE_TERMINATE_CHANNEL(dev,voice) _AWE_CMD(dev,voice,_AWE_TERMINATE_CHANNEL,0,0) +#define AWE_TERMINATE_ALL(dev) _AWE_CMD(dev, 0, _AWE_TERMINATE_ALL, 0, 0) +#define AWE_NOTEOFF_ALL(dev) _AWE_CMD(dev, 0, _AWE_NOTEOFF_ALL, 0, 0) +#define AWE_INITIAL_VOLUME(dev,atten) _AWE_CMD(dev, 0, _AWE_INITIAL_VOLUME, atten, 0) +#define AWE_INITIAL_ATTEN AWE_INITIAL_VOLUME +#define AWE_SET_GUS_BANK(dev,bank) _AWE_CMD(dev, 0, _AWE_SET_GUS_BANK, bank, 0) +#define AWE_SET_CHANNEL_MODE(dev,mode) _AWE_CMD(dev, 0, _AWE_CHANNEL_MODE, mode, 0) +#define AWE_DRUM_CHANNELS(dev,channels) _AWE_CMD(dev, 0, _AWE_DRUM_CHANNELS, channels, 0) +#define AWE_EXCLUSIVE_SOUND(dev,mode) _AWE_CMD(dev, 0, _AWE_EXCLUSIVE_SOUND, mode, 0) + +/* it must be direct access */ +#define AWE_GET_CURRENT_MODE(dev,addr) \ +{char tmpbuf[8];\ + tmpbuf[0] = SEQ_PRIVATE; tmpbuf[1] = dev;\ + tmpbuf[2] = _AWE_MODE_FLAG|_AWE_GET_CURRENT_MODE;\ + tmpbuf[3] = 0; *(awe_mode_rec**)(tmpbuf +4) = (awe_mode_rec*)(addr);\ + write(seqfd, tmpbuf, 8);} + +/* extended pressure controls; not portable with other sound drivers */ +#define AWE_KEY_PRESSURE(dev,ch,note,vel) SEQ_START_NOTE(dev,ch,(note)+128,vel) +#define AWE_CHN_PRESSURE(dev,ch,vel) SEQ_START_NOTE(dev,(ch)+128,0,vel) + +/* reverb mode */ +#define AWE_REVERB_ROOM1 0 +#define AWE_REVERB_ROOM2 1 +#define AWE_REVERB_ROOM3 2 +#define AWE_REVERB_HALL1 3 +#define AWE_REVERB_HALL2 4 +#define AWE_REVERB_PLATE 5 +#define AWE_REVERB_DELAY 6 +#define AWE_REVERB_PANNINGDELAY 7 + +/* chorus mode */ +#define AWE_CHORUS_1 0 +#define AWE_CHORUS_2 1 +#define AWE_CHORUS_3 2 +#define AWE_CHORUS_4 3 +#define AWE_CHORUS_FEEDBACK 4 +#define AWE_CHORUS_FLANGER 5 +#define AWE_CHORUS_SHORTDELAY 6 +#define AWE_CHORUS_SHORTDELAY2 7 + +/* effects */ +enum { + +/* modulation envelope parameters */ +/* 0*/ AWE_FX_ENV1_DELAY, /* WORD: ENVVAL */ +/* 1*/ AWE_FX_ENV1_ATTACK, /* BYTE: up ATKHLD */ +/* 2*/ AWE_FX_ENV1_HOLD, /* BYTE: lw ATKHLD */ +/* 3*/ AWE_FX_ENV1_DECAY, /* BYTE: lw DCYSUS */ +/* 4*/ AWE_FX_ENV1_RELEASE, /* BYTE: lw DCYSUS */ +/* 5*/ AWE_FX_ENV1_SUSTAIN, /* BYTE: up DCYSUS */ +/* 6*/ AWE_FX_ENV1_PITCH, /* BYTE: up PEFE */ +/* 7*/ AWE_FX_ENV1_CUTOFF, /* BYTE: lw PEFE */ + +/* volume envelope parameters */ +/* 8*/ AWE_FX_ENV2_DELAY, /* WORD: ENVVOL */ +/* 9*/ AWE_FX_ENV2_ATTACK, /* BYTE: up ATKHLDV */ +/*10*/ AWE_FX_ENV2_HOLD, /* BYTE: lw ATKHLDV */ +/*11*/ AWE_FX_ENV2_DECAY, /* BYTE: lw DCYSUSV */ +/*12*/ AWE_FX_ENV2_RELEASE, /* BYTE: lw DCYSUSV */ +/*13*/ AWE_FX_ENV2_SUSTAIN, /* BYTE: up DCYSUSV */ + +/* LFO1 (tremolo & vibrato) parameters */ +/*14*/ AWE_FX_LFO1_DELAY, /* WORD: LFO1VAL */ +/*15*/ AWE_FX_LFO1_FREQ, /* BYTE: lo TREMFRQ */ +/*16*/ AWE_FX_LFO1_VOLUME, /* BYTE: up TREMFRQ */ +/*17*/ AWE_FX_LFO1_PITCH, /* BYTE: up FMMOD */ +/*18*/ AWE_FX_LFO1_CUTOFF, /* BYTE: lo FMMOD */ + +/* LFO2 (vibrato) parameters */ +/*19*/ AWE_FX_LFO2_DELAY, /* WORD: LFO2VAL */ +/*20*/ AWE_FX_LFO2_FREQ, /* BYTE: lo FM2FRQ2 */ +/*21*/ AWE_FX_LFO2_PITCH, /* BYTE: up FM2FRQ2 */ + +/* Other overall effect parameters */ +/*22*/ AWE_FX_INIT_PITCH, /* SHORT: pitch offset */ +/*23*/ AWE_FX_CHORUS, /* BYTE: chorus effects send (0-255) */ +/*24*/ AWE_FX_REVERB, /* BYTE: reverb effects send (0-255) */ +/*25*/ AWE_FX_CUTOFF, /* BYTE: up IFATN */ +/*26*/ AWE_FX_FILTERQ, /* BYTE: up CCCA */ + +/* Sample / loop offset changes */ +/*27*/ AWE_FX_SAMPLE_START, /* SHORT: offset */ +/*28*/ AWE_FX_LOOP_START, /* SHORT: offset */ +/*29*/ AWE_FX_LOOP_END, /* SHORT: offset */ +/*30*/ AWE_FX_COARSE_SAMPLE_START, /* SHORT: upper word offset */ +/*31*/ AWE_FX_COARSE_LOOP_START, /* SHORT: upper word offset */ +/*32*/ AWE_FX_COARSE_LOOP_END, /* SHORT: upper word offset */ + + AWE_FX_END, +}; + + +#endif /* AWE_VOICE_H */ |