home *** CD-ROM | disk | FTP | other *** search
- /*
- * Advanced Linux Sound Architecture
- *
- * FM (OPL2/3) Instrument Format
- * Copyright (c) 2000 Uros Bizjak <uros@kss-loka.si>
- *
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
- #ifndef __SOUND_AINSTR_FM_H
- #define __SOUND_AINSTR_FM_H
-
- #ifndef __KERNEL__
- #define __KERNEL__
- #include <asm/types.h>
- #include <asm/byteorder.h>
- #undef __KERNEL__
- #endif
-
- /*
- * share types (share ID 1)
- */
-
- #define FM_SHARE_FILE 0
-
- /*
- * FM operator
- */
-
- typedef struct fm_operator {
- unsigned char am_vib;
- unsigned char ksl_level;
- unsigned char attack_decay;
- unsigned char sustain_release;
- unsigned char wave_select;
- } fm_operator_t;
-
- /*
- * Instrument
- */
-
- #define FM_PATCH_OPL2 0x01 /* OPL2 2 operators FM instrument */
- #define FM_PATCH_OPL3 0x02 /* OPL3 4 operators FM instrument */
-
- typedef struct {
- unsigned int share_id[4]; /* share id - zero = no sharing */
- unsigned char type; /* instrument type */
-
- fm_operator_t op[4];
- unsigned char feedback_connection[2];
-
- unsigned char echo_delay;
- unsigned char echo_atten;
- unsigned char chorus_spread;
- unsigned char trnsps;
- unsigned char fix_dur;
- unsigned char modes;
- unsigned char fix_key;
- } fm_instrument_t;
-
- /*
- *
- * Kernel <-> user space
- * Hardware (CPU) independent section
- *
- * * = zero or more
- * + = one or more
- *
- * fm_xinstrument FM_STRU_INSTR
- *
- */
-
- #define FM_STRU_INSTR __cpu_to_be32(('I'<<24)|('N'<<16)|('S'<<8)|'T')
-
- /*
- * FM operator
- */
-
- typedef struct fm_xoperator {
- __u8 am_vib;
- __u8 ksl_level;
- __u8 attack_decay;
- __u8 sustain_release;
- __u8 wave_select;
- } fm_xoperator_t;
-
- /*
- * Instrument
- */
-
- typedef struct fm_xinstrument {
- __u32 stype; /* structure type */
-
- __u32 share_id[4]; /* share id - zero = no sharing */
- __u8 type; /* instrument type */
-
- fm_xoperator_t op[4]; /* fm operators */
- __u8 feedback_connection[2];
-
- __u8 echo_delay;
- __u8 echo_atten;
- __u8 chorus_spread;
- __u8 trnsps;
- __u8 fix_dur;
- __u8 modes;
- __u8 fix_key;
- } fm_xinstrument_t;
-
- #ifdef __KERNEL__
-
- #include "seq_instr.h"
-
- extern char *snd_seq_fm_id;
-
- int snd_seq_fm_init(snd_seq_kinstr_ops_t * ops,
- snd_seq_kinstr_ops_t * next);
-
- #endif
-
- #endif /* __SOUND_AINSTR_FM_H */
-