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Diffstat (limited to 'trunk/src/emu/sound/fmopl.h')
-rw-r--r-- | trunk/src/emu/sound/fmopl.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/trunk/src/emu/sound/fmopl.h b/trunk/src/emu/sound/fmopl.h new file mode 100644 index 00000000000..de0cfa82ea9 --- /dev/null +++ b/trunk/src/emu/sound/fmopl.h @@ -0,0 +1,113 @@ +#pragma once + +#ifndef __FMOPL_H__ +#define __FMOPL_H__ + +/* --- select emulation chips --- */ +#define BUILD_YM3812 (1) +#define BUILD_YM3526 (1) +#define BUILD_Y8950 (1) + +/* select output bits size of output : 8 or 16 */ +#define OPL_SAMPLE_BITS 16 + +/* compiler dependence */ +#ifndef __OSDCOMM_H__ +#define __OSDCOMM_H__ +typedef unsigned char UINT8; /* unsigned 8bit */ +typedef unsigned short UINT16; /* unsigned 16bit */ +typedef unsigned int UINT32; /* unsigned 32bit */ +typedef signed char INT8; /* signed 8bit */ +typedef signed short INT16; /* signed 16bit */ +typedef signed int INT32; /* signed 32bit */ +#endif /* __OSDCOMM_H__ */ + +typedef stream_sample_t OPLSAMPLE; +/* +#if (OPL_SAMPLE_BITS==16) +typedef INT16 OPLSAMPLE; +#endif +#if (OPL_SAMPLE_BITS==8) +typedef INT8 OPLSAMPLE; +#endif +*/ + +typedef void (*OPL_TIMERHANDLER)(void *param,int timer,attotime period); +typedef void (*OPL_IRQHANDLER)(void *param,int irq); +typedef void (*OPL_UPDATEHANDLER)(void *param,int min_interval_us); +typedef void (*OPL_PORTHANDLER_W)(void *param,unsigned char data); +typedef unsigned char (*OPL_PORTHANDLER_R)(void *param); + + +#if BUILD_YM3812 + +void *ym3812_init(device_t *device, UINT32 clock, UINT32 rate); +void ym3812_shutdown(void *chip); +void ym3812_reset_chip(void *chip); +int ym3812_write(void *chip, int a, int v); +unsigned char ym3812_read(void *chip, int a); +int ym3812_timer_over(void *chip, int c); +void ym3812_update_one(void *chip, OPLSAMPLE *buffer, int length); + +void ym3812_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param); +void ym3812_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param); +void ym3812_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param); + +#endif /* BUILD_YM3812 */ + + +#if BUILD_YM3526 + +/* +** Initialize YM3526 emulator(s). +** +** 'num' is the number of virtual YM3526's to allocate +** 'clock' is the chip clock in Hz +** 'rate' is sampling rate +*/ +void *ym3526_init(device_t *device, UINT32 clock, UINT32 rate); +/* shutdown the YM3526 emulators*/ +void ym3526_shutdown(void *chip); +void ym3526_reset_chip(void *chip); +int ym3526_write(void *chip, int a, int v); +unsigned char ym3526_read(void *chip, int a); +int ym3526_timer_over(void *chip, int c); +/* +** Generate samples for one of the YM3526's +** +** 'which' is the virtual YM3526 number +** '*buffer' is the output buffer pointer +** 'length' is the number of samples that should be generated +*/ +void ym3526_update_one(void *chip, OPLSAMPLE *buffer, int length); + +void ym3526_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param); +void ym3526_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param); +void ym3526_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param); + +#endif /* BUILD_YM3526 */ + + +#if BUILD_Y8950 + +/* Y8950 port handlers */ +void y8950_set_port_handler(void *chip, OPL_PORTHANDLER_W PortHandler_w, OPL_PORTHANDLER_R PortHandler_r, void *param); +void y8950_set_keyboard_handler(void *chip, OPL_PORTHANDLER_W KeyboardHandler_w, OPL_PORTHANDLER_R KeyboardHandler_r, void *param); +void y8950_set_delta_t_memory(void *chip, void * deltat_mem_ptr, int deltat_mem_size ); + +void * y8950_init(device_t *device, UINT32 clock, UINT32 rate); +void y8950_shutdown(void *chip); +void y8950_reset_chip(void *chip); +int y8950_write(void *chip, int a, int v); +unsigned char y8950_read (void *chip, int a); +int y8950_timer_over(void *chip, int c); +void y8950_update_one(void *chip, OPLSAMPLE *buffer, int length); + +void y8950_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param); +void y8950_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param); +void y8950_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param); + +#endif /* BUILD_Y8950 */ + + +#endif /* __FMOPL_H__ */ |