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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@245 be3aeb3a-fb24-0410-a615-afba39da0efa
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notaz 2007-09-11 20:53:21 +00:00
parent 69996cb7c6
commit b8cbd802cd
1 changed files with 43 additions and 9 deletions
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52
Pico/PicoInt.h
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@ -101,7 +101,11 @@ extern int SekCycleCnt; // cycles done in this frame
extern int SekCycleAim; // cycle aim
extern unsigned int SekCycleCntT; // total cycle counter, updated once per frame
#define SekCyclesReset() {SekCycleCntT+=SekCycleCnt;SekCycleCnt=SekCycleAim=0;}
#define SekCyclesReset() { \
SekCycleCntT+=SekCycleAim; \
SekCycleCnt-=SekCycleAim; \
SekCycleAim=0; \
}
#define SekCyclesBurn(c) SekCycleCnt+=c
#define SekCyclesDone() (SekCycleAim-SekCyclesLeft) // nuber of cycles done in this frame (can be checked anywhere)
#define SekCyclesDoneT() (SekCycleCntT+SekCyclesDone()) // total nuber of cycles done for this rom
@ -136,18 +140,20 @@ extern int PicoMCD;
// main oscillator clock which controls timing
#define OSC_NTSC 53693100
#define OSC_PAL 53203424 // not accurate
// seems to be accurate, see scans from http://www.hot.ee/tmeeco/
#define OSC_PAL 53203424
struct PicoVideo
{
unsigned char reg[0x20];
unsigned int command; // 32-bit Command
unsigned char pending; // 1 if waiting for second half of 32-bit command
unsigned char type; // Command type (v/c/vsram read/write)
unsigned short addr; // Read/Write address
int status; // Status bits
unsigned int command; // 32-bit Command
unsigned char pending; // 1 if waiting for second half of 32-bit command
unsigned char type; // Command type (v/c/vsram read/write)
unsigned short addr; // Read/Write address
int status; // Status bits
unsigned char pending_ints; // pending interrupts: ??VH????
unsigned char pad[0x13];
signed char lwrite_cnt; // VDP write count during active display line
unsigned char pad[0x12];
};
struct PicoMisc
@ -169,7 +175,7 @@ struct PicoMisc
unsigned char sram_cycle; // EEPROM SRAM cycle number
unsigned char sram_slave; // EEPROM slave word for X24C02 and better SRAMs
unsigned char prot_bytes[2]; // simple protection faking
unsigned short dma_bytes; //
unsigned short dma_xfers;
unsigned char pad[2];
unsigned int frame_count; // mainly for movies
};
@ -377,5 +383,33 @@ PICO_INTERNAL void z80_exit(void);
} // End of extern "C"
#endif
// emulation event logging
#ifndef EL_LOGMASK
#define EL_LOGMASK 0
#endif
#define EL_HVCNT 0x0001 /* hv counter reads */
#define EL_SR 0x0002 /* SR reads */
#define EL_INTS 0x0004 /* ints and acks */
#define EL_YM2612R 0x0008 /* 68k ym2612 reads */
#define EL_INTSW 0x0010 /* log irq switching on/off */
#define EL_ASVDP 0x0020 /* VDP accesses during active scan */
#define EL_VDPDMA 0x0040 /* VDP DMA transfers and their timing */
#define EL_BUSREQ 0x0080 /* z80 busreq r/w */
#define EL_Z80BNK 0x0100 /* z80 i/o through bank area */
#define EL_STATUS 0x4000 /* status messages */
#define EL_ANOMALY 0x8000 /* some unexpected conditions */
#if EL_LOGMASK
#define elprintf(w,f,...) \
{ \
if ((w) & EL_LOGMASK) \
printf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__); \
}
#else
#define elprintf(w,f,...)
#endif
#endif // PICO_INTERNAL_INCLUDED