dev/ic/opl.c

169 	/* Set up voice table */
293  *       a lot of registers each time a voice-attack happens. some kind of
299 opl_set_op_reg(struct opl_softc *sc, int base, int voice, int op, u_char value)
301 	struct opl_voice *v = &sc->voices[voice];
309 opl_set_ch_reg(struct opl_softc *sc, int base, int voice, u_char value)
311 	struct opl_voice *v = &sc->voices[voice];
489                uint_fast16_t voice, midipitch_t mp, int16_t level_cB)
491 	oplsyn_setv(ms, voice, mp, level_cB,
496 oplsyn_repitchv(midisyn *ms, uint_fast16_t voice, midipitch_t mp)
498 	oplsyn_setv(ms, voice, mp, 0, OPLACT_PITCH);
502 oplsyn_relevelv(midisyn *ms, uint_fast16_t voice, int16_t level_cB)
504 	oplsyn_setv(ms, voice, 0, level_cB, OPLACT_LEVEL);
509             uint_fast16_t voice, midipitch_t mp, int16_t level_cB, int act)
524 	DPRINTFN(3, ("%s: %p %d %u %d\n", __func__, sc, voice,
528 	if (voice >= sc->syn.nvoice) {
529 		printf("%s: bad voice %d\n", __func__, voice);
533 	v = &sc->voices[voice];
537 		opl_set_op_reg(sc, OPL_KSL_LEVEL,   voice, 0, 0xff);
538 		opl_set_op_reg(sc, OPL_KSL_LEVEL,   voice, 1, 0xff);
539 		opl_set_ch_reg(sc, OPL_KEYON_BLOCK, voice,    0);
541 		chan = MS_GETCHAN(&ms->voices[voice]);
544 		opl_load_patch(sc, voice);
551 		opl_set_ch_reg(sc, OPL_FEEDBACK_CONNECTION, voice, fbc);
556 		/* 2 voice */
569 		opl_set_op_reg(sc, OPL_KSL_LEVEL,   voice, 0, r40m);
570 		opl_set_op_reg(sc, OPL_KSL_LEVEL,   voice, 1, r40c);
607 		opl_set_op_reg(sc, OPL_AM_VIB,      voice, 0, r20m);
608 		opl_set_op_reg(sc, OPL_AM_VIB,      voice, 1, r20c);
610 		opl_set_ch_reg(sc, OPL_FNUM_LOW,    voice,    rA0);
611 		opl_set_ch_reg(sc, OPL_KEYON_BLOCK, voice,    rB0);
616 oplsyn_releasev(midisyn *ms, uint_fast16_t voice, uint_fast8_t vel)
623 	DPRINTFN(1, ("%s: %p %d\n", __func__, sc, voice));
626 	if (voice >= sc->syn.nvoice) {
627 		printf("oplsyn_noteoff: bad voice %d\n", voice);
631 	v = &sc->voices[voice];
632 	opl_set_ch_reg(sc, 0xB0, voice, v->rB0 & ~OPL_KEYON_BIT);