Files
86Box/src/sound_opl.h
OBattler d860ea79ed Timer enable switches are 64-bit;
Floppy reads/writes now correctly finish at gaps;
Sector-based reads/writes no longer cause a delay when signaling finish.
2016-08-21 03:42:24 +02:00

34 lines
920 B
C

/* Copyright holders: Sarah Walker
see COPYING for more details
*/
typedef struct opl_t
{
int chip_nr[2];
int64_t timers[2][2];
int64_t timers_enable[2][2];
int16_t filtbuf[2];
int16_t buffer[SOUNDBUFLEN * 2];
int pos;
} opl_t;
uint8_t opl2_read(uint16_t a, void *priv);
void opl2_write(uint16_t a, uint8_t v, void *priv);
uint8_t opl2_l_read(uint16_t a, void *priv);
void opl2_l_write(uint16_t a, uint8_t v, void *priv);
uint8_t opl2_r_read(uint16_t a, void *priv);
void opl2_r_write(uint16_t a, uint8_t v, void *priv);
uint8_t opl3_read(uint16_t a, void *priv);
void opl3_write(uint16_t a, uint8_t v, void *priv);
void opl2_poll(opl_t *opl, int16_t *bufl, int16_t *bufr);
void opl3_poll(opl_t *opl, int16_t *bufl, int16_t *bufr);
void opl2_init(opl_t *opl);
void opl3_init(opl_t *opl);
void opl2_update2(opl_t *opl);
void opl3_update2(opl_t *opl);