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1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */2#ifndef __SOUND_SFNT_INFO_H3#define __SOUND_SFNT_INFO_H4 5/*6 * Patch record compatible with AWE driver on OSS7 *8 * Copyright (C) 1999-2000 Takashi Iwai9 */10 11#include <sound/asound.h>12 13/*14 * patch information record15 */16 17#ifdef SNDRV_BIG_ENDIAN18#define SNDRV_OSS_PATCHKEY(id) (0xfd00|id)19#else20#define SNDRV_OSS_PATCHKEY(id) ((id<<8)|0xfd)21#endif22 23/* patch interface header: 16 bytes */24struct soundfont_patch_info {25 unsigned short key; /* use the key below */26#define SNDRV_OSS_SOUNDFONT_PATCH SNDRV_OSS_PATCHKEY(0x07)27 28 short device_no; /* synthesizer number */29 unsigned short sf_id; /* file id (should be zero) */30 short optarg; /* optional argument */31 int len; /* data length (without this header) */32 33 short type; /* patch operation type */34#define SNDRV_SFNT_LOAD_INFO 0 /* awe_voice_rec */35#define SNDRV_SFNT_LOAD_DATA 1 /* awe_sample_info */36#define SNDRV_SFNT_OPEN_PATCH 2 /* awe_open_parm */37#define SNDRV_SFNT_CLOSE_PATCH 3 /* none */38 /* 4 is obsolete */39#define SNDRV_SFNT_REPLACE_DATA 5 /* awe_sample_info (optarg=#channels)*/40#define SNDRV_SFNT_MAP_PRESET 6 /* awe_voice_map */41 /* 7 is not used */42#define SNDRV_SFNT_PROBE_DATA 8 /* optarg=sample */43#define SNDRV_SFNT_REMOVE_INFO 9 /* optarg=(bank<<8)|instr */44 45 short reserved; /* word alignment data */46 47 /* the actual patch data begins after this */48};49 50 51/*52 * open patch53 */54 55#define SNDRV_SFNT_PATCH_NAME_LEN 3256 57struct soundfont_open_parm {58 unsigned short type; /* sample type */59#define SNDRV_SFNT_PAT_TYPE_MISC 060#define SNDRV_SFNT_PAT_TYPE_GUS 661#define SNDRV_SFNT_PAT_TYPE_MAP 762#define SNDRV_SFNT_PAT_LOCKED 0x100 /* lock the samples */63#define SNDRV_SFNT_PAT_SHARED 0x200 /* sample is shared */64 65 short reserved;66 char name[SNDRV_SFNT_PATCH_NAME_LEN];67};68 69 70/*71 * raw voice information record72 */73 74/* wave table envelope & effect parameters to control EMU8000 */75struct soundfont_voice_parm {76 unsigned short moddelay; /* modulation delay (0x8000) */77 unsigned short modatkhld; /* modulation attack & hold time (0x7f7f) */78 unsigned short moddcysus; /* modulation decay & sustain (0x7f7f) */79 unsigned short modrelease; /* modulation release time (0x807f) */80 short modkeyhold, modkeydecay; /* envelope change per key (not used) */81 unsigned short voldelay; /* volume delay (0x8000) */82 unsigned short volatkhld; /* volume attack & hold time (0x7f7f) */83 unsigned short voldcysus; /* volume decay & sustain (0x7f7f) */84 unsigned short volrelease; /* volume release time (0x807f) */85 short volkeyhold, volkeydecay; /* envelope change per key (not used) */86 unsigned short lfo1delay; /* LFO1 delay (0x8000) */87 unsigned short lfo2delay; /* LFO2 delay (0x8000) */88 unsigned short pefe; /* modulation pitch & cutoff (0x0000) */89 unsigned short fmmod; /* LFO1 pitch & cutoff (0x0000) */90 unsigned short tremfrq; /* LFO1 volume & freq (0x0000) */91 unsigned short fm2frq2; /* LFO2 pitch & freq (0x0000) */92 unsigned char cutoff; /* initial cutoff (0xff) */93 unsigned char filterQ; /* initial filter Q [0-15] (0x0) */94 unsigned char chorus; /* chorus send (0x00) */95 unsigned char reverb; /* reverb send (0x00) */96 unsigned short reserved[4]; /* not used */97};98 99 100/* wave table parameters: 92 bytes */101struct soundfont_voice_info {102 unsigned short sf_id; /* file id (should be zero) */103 unsigned short sample; /* sample id */104 int start, end; /* sample offset correction */105 int loopstart, loopend; /* loop offset correction */106 short rate_offset; /* sample rate pitch offset */107 unsigned short mode; /* sample mode */108#define SNDRV_SFNT_MODE_ROMSOUND 0x8000109#define SNDRV_SFNT_MODE_STEREO 1110#define SNDRV_SFNT_MODE_LOOPING 2111#define SNDRV_SFNT_MODE_NORELEASE 4 /* obsolete */112#define SNDRV_SFNT_MODE_INIT_PARM 8113 114 short root; /* midi root key */115 short tune; /* pitch tuning (in cents) */116 unsigned char low, high; /* key note range */117 unsigned char vellow, velhigh; /* velocity range */118 signed char fixkey, fixvel; /* fixed key, velocity */119 signed char pan, fixpan; /* panning, fixed panning */120 short exclusiveClass; /* exclusive class (0 = none) */121 unsigned char amplitude; /* sample volume (127 max) */122 unsigned char attenuation; /* attenuation (0.375dB) */123 short scaleTuning; /* pitch scale tuning(%), normally 100 */124 struct soundfont_voice_parm parm; /* voice envelope parameters */125 unsigned short sample_mode; /* sample mode_flag (set by driver) */126};127 128 129/* instrument info header: 4 bytes */130struct soundfont_voice_rec_hdr {131 unsigned char bank; /* midi bank number */132 unsigned char instr; /* midi preset number */133 char nvoices; /* number of voices */134 char write_mode; /* write mode; normally 0 */135#define SNDRV_SFNT_WR_APPEND 0 /* append anyway */136#define SNDRV_SFNT_WR_EXCLUSIVE 1 /* skip if already exists */137#define SNDRV_SFNT_WR_REPLACE 2 /* replace if already exists */138};139 140 141/*142 * sample wave information143 */144 145/* wave table sample header: 32 bytes */146struct soundfont_sample_info {147 unsigned short sf_id; /* file id (should be zero) */148 unsigned short sample; /* sample id */149 int start, end; /* start & end offset */150 int loopstart, loopend; /* loop start & end offset */151 int size; /* size (0 = ROM) */152 short dummy; /* not used */153 unsigned short mode_flags; /* mode flags */154#define SNDRV_SFNT_SAMPLE_8BITS 1 /* wave data is 8bits */155#define SNDRV_SFNT_SAMPLE_UNSIGNED 2 /* wave data is unsigned */156#define SNDRV_SFNT_SAMPLE_NO_BLANK 4 /* no blank loop is attached */157#define SNDRV_SFNT_SAMPLE_SINGLESHOT 8 /* single-shot w/o loop */158#define SNDRV_SFNT_SAMPLE_BIDIR_LOOP 16 /* bidirectional looping */159#define SNDRV_SFNT_SAMPLE_STEREO_LEFT 32 /* stereo left sound */160#define SNDRV_SFNT_SAMPLE_STEREO_RIGHT 64 /* stereo right sound */161#define SNDRV_SFNT_SAMPLE_REVERSE_LOOP 128 /* reverse looping */162 unsigned int truesize; /* used memory size (set by driver) */163};164 165 166/*167 * voice preset mapping (aliasing)168 */169 170struct soundfont_voice_map {171 int map_bank, map_instr, map_key; /* key = -1 means all keys */172 int src_bank, src_instr, src_key;173};174 175 176/*177 * ioctls for hwdep178 */179 180#define SNDRV_EMUX_HWDEP_NAME "Emux WaveTable"181 182#define SNDRV_EMUX_VERSION ((1 << 16) | (0 << 8) | 0) /* 1.0.0 */183 184struct snd_emux_misc_mode {185 int port; /* -1 = all */186 int mode;187 int value;188 int value2; /* reserved */189};190 191#define SNDRV_EMUX_IOCTL_VERSION _IOR('H', 0x80, unsigned int)192#define SNDRV_EMUX_IOCTL_LOAD_PATCH _IOWR('H', 0x81, struct soundfont_patch_info)193#define SNDRV_EMUX_IOCTL_RESET_SAMPLES _IO('H', 0x82)194#define SNDRV_EMUX_IOCTL_REMOVE_LAST_SAMPLES _IO('H', 0x83)195#define SNDRV_EMUX_IOCTL_MEM_AVAIL _IOW('H', 0x84, int)196#define SNDRV_EMUX_IOCTL_MISC_MODE _IOWR('H', 0x84, struct snd_emux_misc_mode)197 198#endif /* __SOUND_SFNT_INFO_H */199