diff options
Diffstat (limited to 'hw/audio/fmopl.h')
| -rw-r--r-- | hw/audio/fmopl.h | 175 |
1 files changed, 52 insertions, 123 deletions
diff --git a/hw/audio/fmopl.h b/hw/audio/fmopl.h index fdda7f9f51..fc9f16b58a 100644 --- a/hw/audio/fmopl.h +++ b/hw/audio/fmopl.h @@ -1,174 +1,103 @@ #ifndef FMOPL_H #define FMOPL_H -/* --- select emulation chips --- */ -#define BUILD_YM3812 (HAS_YM3812) -//#define BUILD_YM3526 (HAS_YM3526) -//#define BUILD_Y8950 (HAS_Y8950) - -/* --- system optimize --- */ -/* select bit size of output : 8 or 16 */ -#define OPL_OUTPUT_BIT 16 - -/* compiler dependence */ -#ifndef OSD_CPU_H -#define OSD_CPU_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 - -#if (OPL_OUTPUT_BIT==16) -typedef INT16 OPLSAMPLE; -#endif -#if (OPL_OUTPUT_BIT==8) -typedef unsigned char OPLSAMPLE; -#endif - - -#if BUILD_Y8950 -#include "ymdeltat.h" -#endif +#include <stdint.h> typedef void (*OPL_TIMERHANDLER)(int channel,double interval_Sec); -typedef void (*OPL_IRQHANDLER)(int param,int irq); -typedef void (*OPL_UPDATEHANDLER)(int param,int min_interval_us); -typedef void (*OPL_PORTHANDLER_W)(int param,unsigned char data); -typedef unsigned char (*OPL_PORTHANDLER_R)(int param); /* !!!!! here is private section , do not access there member direct !!!!! */ -#define OPL_TYPE_WAVESEL 0x01 /* waveform select */ -#define OPL_TYPE_ADPCM 0x02 /* DELTA-T ADPCM unit */ -#define OPL_TYPE_KEYBOARD 0x04 /* keyboard interface */ -#define OPL_TYPE_IO 0x08 /* I/O port */ - /* Saving is necessary for member of the 'R' mark for suspend/resume */ /* ---------- OPL one of slot ---------- */ typedef struct fm_opl_slot { - INT32 TL; /* total level :TL << 8 */ - INT32 TLL; /* adjusted now TL */ - UINT8 KSR; /* key scale rate :(shift down bit) */ - INT32 *AR; /* attack rate :&AR_TABLE[AR<<2] */ - INT32 *DR; /* decay rate :&DR_TALBE[DR<<2] */ - INT32 SL; /* sustin level :SL_TALBE[SL] */ - INT32 *RR; /* release rate :&DR_TABLE[RR<<2] */ - UINT8 ksl; /* keyscale level :(shift down bits) */ - UINT8 ksr; /* key scale rate :kcode>>KSR */ - UINT32 mul; /* multiple :ML_TABLE[ML] */ - UINT32 Cnt; /* frequency count : */ - UINT32 Incr; /* frequency step : */ + int32_t TL; /* total level :TL << 8 */ + int32_t TLL; /* adjusted now TL */ + uint8_t KSR; /* key scale rate :(shift down bit) */ + int32_t *AR; /* attack rate :&AR_TABLE[AR<<2] */ + int32_t *DR; /* decay rate :&DR_TALBE[DR<<2] */ + int32_t SL; /* sustin level :SL_TALBE[SL] */ + int32_t *RR; /* release rate :&DR_TABLE[RR<<2] */ + uint8_t ksl; /* keyscale level :(shift down bits) */ + uint8_t ksr; /* key scale rate :kcode>>KSR */ + uint32_t mul; /* multiple :ML_TABLE[ML] */ + uint32_t Cnt; /* frequency count : */ + uint32_t Incr; /* frequency step : */ /* envelope generator state */ - UINT8 eg_typ; /* envelope type flag */ - UINT8 evm; /* envelope phase */ - INT32 evc; /* envelope counter */ - INT32 eve; /* envelope counter end point */ - INT32 evs; /* envelope counter step */ - INT32 evsa; /* envelope step for AR :AR[ksr] */ - INT32 evsd; /* envelope step for DR :DR[ksr] */ - INT32 evsr; /* envelope step for RR :RR[ksr] */ + uint8_t eg_typ; /* envelope type flag */ + uint8_t evm; /* envelope phase */ + int32_t evc; /* envelope counter */ + int32_t eve; /* envelope counter end point */ + int32_t evs; /* envelope counter step */ + int32_t evsa; /* envelope step for AR :AR[ksr] */ + int32_t evsd; /* envelope step for DR :DR[ksr] */ + int32_t evsr; /* envelope step for RR :RR[ksr] */ /* LFO */ - UINT8 ams; /* ams flag */ - UINT8 vib; /* vibrate flag */ + uint8_t ams; /* ams flag */ + uint8_t vib; /* vibrate flag */ /* wave selector */ - INT32 **wavetable; + int32_t **wavetable; }OPL_SLOT; /* ---------- OPL one of channel ---------- */ typedef struct fm_opl_channel { OPL_SLOT SLOT[2]; - UINT8 CON; /* connection type */ - UINT8 FB; /* feed back :(shift down bit) */ - INT32 *connect1; /* slot1 output pointer */ - INT32 *connect2; /* slot2 output pointer */ - INT32 op1_out[2]; /* slot1 output for selfeedback */ + uint8_t CON; /* connection type */ + uint8_t FB; /* feed back :(shift down bit) */ + int32_t *connect1; /* slot1 output pointer */ + int32_t *connect2; /* slot2 output pointer */ + int32_t op1_out[2]; /* slot1 output for selfeedback */ /* phase generator state */ - UINT32 block_fnum; /* block+fnum : */ - UINT8 kcode; /* key code : KeyScaleCode */ - UINT32 fc; /* Freq. Increment base */ - UINT32 ksl_base; /* KeyScaleLevel Base step */ - UINT8 keyon; /* key on/off flag */ + uint32_t block_fnum; /* block+fnum : */ + uint8_t kcode; /* key code : KeyScaleCode */ + uint32_t fc; /* Freq. Increment base */ + uint32_t ksl_base; /* KeyScaleLevel Base step */ + uint8_t keyon; /* key on/off flag */ } OPL_CH; /* OPL state */ typedef struct fm_opl_f { - UINT8 type; /* chip type */ int clock; /* master clock (Hz) */ int rate; /* sampling rate (Hz) */ double freqbase; /* frequency base */ double TimerBase; /* Timer base time (==sampling time) */ - UINT8 address; /* address register */ - UINT8 status; /* status flag */ - UINT8 statusmask; /* status mask */ - UINT32 mode; /* Reg.08 : CSM , notesel,etc. */ + uint8_t address; /* address register */ + uint8_t status; /* status flag */ + uint8_t statusmask; /* status mask */ + uint32_t mode; /* Reg.08 : CSM , notesel,etc. */ /* Timer */ int T[2]; /* timer counter */ - UINT8 st[2]; /* timer enable */ + uint8_t st[2]; /* timer enable */ /* FM channel slots */ OPL_CH *P_CH; /* pointer of CH */ int max_ch; /* maximum channel */ /* Rhythm sention */ - UINT8 rhythm; /* Rhythm mode , key flag */ -#if BUILD_Y8950 - /* Delta-T ADPCM unit (Y8950) */ - YM_DELTAT *deltat; /* DELTA-T ADPCM */ -#endif - /* Keyboard / I/O interface unit (Y8950) */ - UINT8 portDirection; - UINT8 portLatch; - OPL_PORTHANDLER_R porthandler_r; - OPL_PORTHANDLER_W porthandler_w; - int port_param; - OPL_PORTHANDLER_R keyboardhandler_r; - OPL_PORTHANDLER_W keyboardhandler_w; - int keyboard_param; + uint8_t rhythm; /* Rhythm mode , key flag */ /* time tables */ - INT32 AR_TABLE[75]; /* atttack rate tables */ - INT32 DR_TABLE[75]; /* decay rate tables */ - UINT32 FN_TABLE[1024]; /* fnumber -> increment counter */ + int32_t AR_TABLE[75]; /* atttack rate tables */ + int32_t DR_TABLE[75]; /* decay rate tables */ + uint32_t FN_TABLE[1024]; /* fnumber -> increment counter */ /* LFO */ - INT32 *ams_table; - INT32 *vib_table; - INT32 amsCnt; - INT32 amsIncr; - INT32 vibCnt; - INT32 vibIncr; + int32_t *ams_table; + int32_t *vib_table; + int32_t amsCnt; + int32_t amsIncr; + int32_t vibCnt; + int32_t vibIncr; /* wave selector enable flag */ - UINT8 wavesel; + uint8_t wavesel; /* external event callback handler */ OPL_TIMERHANDLER TimerHandler; /* TIMER handler */ int TimerParam; /* TIMER parameter */ - OPL_IRQHANDLER IRQHandler; /* IRQ handler */ - int IRQParam; /* IRQ parameter */ - OPL_UPDATEHANDLER UpdateHandler; /* stream update handler */ - int UpdateParam; /* stream update parameter */ } FM_OPL; /* ---------- Generic interface section ---------- */ -#define OPL_TYPE_YM3526 (0) -#define OPL_TYPE_YM3812 (OPL_TYPE_WAVESEL) -#define OPL_TYPE_Y8950 (OPL_TYPE_ADPCM|OPL_TYPE_KEYBOARD|OPL_TYPE_IO) - -FM_OPL *OPLCreate(int type, int clock, int rate); +FM_OPL *OPLCreate(int clock, int rate); void OPLDestroy(FM_OPL *OPL); void OPLSetTimerHandler(FM_OPL *OPL,OPL_TIMERHANDLER TimerHandler,int channelOffset); -void OPLSetIRQHandler(FM_OPL *OPL,OPL_IRQHANDLER IRQHandler,int param); -void OPLSetUpdateHandler(FM_OPL *OPL,OPL_UPDATEHANDLER UpdateHandler,int param); -/* Y8950 port handlers */ -void OPLSetPortHandler(FM_OPL *OPL,OPL_PORTHANDLER_W PortHandler_w,OPL_PORTHANDLER_R PortHandler_r,int param); -void OPLSetKeyboardHandler(FM_OPL *OPL,OPL_PORTHANDLER_W KeyboardHandler_w,OPL_PORTHANDLER_R KeyboardHandler_r,int param); -void OPLResetChip(FM_OPL *OPL); int OPLWrite(FM_OPL *OPL,int a,int v); unsigned char OPLRead(FM_OPL *OPL,int a); int OPLTimerOver(FM_OPL *OPL,int c); -/* YM3626/YM3812 local section */ -void YM3812UpdateOne(FM_OPL *OPL, INT16 *buffer, int length); - -void Y8950UpdateOne(FM_OPL *OPL, INT16 *buffer, int length); - +void YM3812UpdateOne(FM_OPL *OPL, int16_t *buffer, int length); #endif |