2002-10-09 13:44:10 +00:00
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/*
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* Advanced Linux Sound Architecture
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*
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* FM (OPL2/3) Instrument Format
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* Copyright (c) 2000 Uros Bizjak <uros@kss-loka.si>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef __SOUND_AINSTR_FM_H
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#define __SOUND_AINSTR_FM_H
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2006-07-25 15:36:14 +02:00
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#include "type_compat.h"
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2002-10-09 13:44:10 +00:00
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/*
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* share types (share ID 1)
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*/
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#define FM_SHARE_FILE 0
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/*
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* FM operator
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*/
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typedef struct fm_operator {
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unsigned char am_vib;
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unsigned char ksl_level;
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unsigned char attack_decay;
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unsigned char sustain_release;
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unsigned char wave_select;
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} fm_operator_t;
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/*
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* Instrument
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*/
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#define FM_PATCH_OPL2 0x01 /* OPL2 2 operators FM instrument */
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#define FM_PATCH_OPL3 0x02 /* OPL3 4 operators FM instrument */
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typedef struct {
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unsigned int share_id[4]; /* share id - zero = no sharing */
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unsigned char type; /* instrument type */
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fm_operator_t op[4];
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unsigned char feedback_connection[2];
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unsigned char echo_delay;
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unsigned char echo_atten;
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unsigned char chorus_spread;
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unsigned char trnsps;
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unsigned char fix_dur;
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unsigned char modes;
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unsigned char fix_key;
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} fm_instrument_t;
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/*
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*
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* Kernel <-> user space
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* Hardware (CPU) independent section
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*
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* * = zero or more
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* + = one or more
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*
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* fm_xinstrument FM_STRU_INSTR
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*
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*/
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#define FM_STRU_INSTR __cpu_to_be32(('I'<<24)|('N'<<16)|('S'<<8)|'T')
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/*
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* FM operator
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*/
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typedef struct fm_xoperator {
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__u8 am_vib;
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__u8 ksl_level;
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__u8 attack_decay;
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__u8 sustain_release;
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__u8 wave_select;
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} fm_xoperator_t;
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/*
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* Instrument
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*/
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typedef struct fm_xinstrument {
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__u32 stype; /* structure type */
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__u32 share_id[4]; /* share id - zero = no sharing */
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__u8 type; /* instrument type */
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fm_xoperator_t op[4]; /* fm operators */
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__u8 feedback_connection[2];
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__u8 echo_delay;
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__u8 echo_atten;
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__u8 chorus_spread;
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__u8 trnsps;
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__u8 fix_dur;
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__u8 modes;
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__u8 fix_key;
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} fm_xinstrument_t;
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#ifdef __KERNEL__
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#include "seq_instr.h"
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extern char *snd_seq_fm_id;
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int snd_seq_fm_init(snd_seq_kinstr_ops_t * ops,
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snd_seq_kinstr_ops_t * next);
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#endif
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#endif /* __SOUND_AINSTR_FM_H */
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