#include <stdlib.h>\r
#include <string.h>\r
#include "Pico.h"\r
+#include "carthw/carthw.h"\r
\r
//\r
#define USE_POLL_DETECT\r
#define PICO_INTERNAL_ASM\r
#endif\r
\r
-// to select core, define EMU_C68K, EMU_M68K or EMU_A68K in your makefile or project\r
+// to select core, define EMU_C68K, EMU_M68K or EMU_F68K in your makefile or project\r
\r
#ifdef __cplusplus\r
extern "C" {\r
// ----------------------- 68000 CPU -----------------------\r
#ifdef EMU_C68K\r
#include "../cpu/Cyclone/Cyclone.h"\r
-extern struct Cyclone PicoCpu, PicoCpuS68k;\r
-#define SekCyclesLeftNoMCD PicoCpu.cycles // cycles left for this run\r
+extern struct Cyclone PicoCpuCM68k, PicoCpuCS68k;\r
+#define SekCyclesLeftNoMCD PicoCpuCM68k.cycles // cycles left for this run\r
#define SekCyclesLeft \\r
(((PicoMCD&1) && (PicoOpt & 0x2000)) ? (SekCycleAim-SekCycleCnt) : SekCyclesLeftNoMCD)\r
#define SekCyclesLeftS68k \\r
- ((PicoOpt & 0x2000) ? (SekCycleAimS68k-SekCycleCntS68k) : PicoCpuS68k.cycles)\r
-#define SekSetCyclesLeftNoMCD(c) PicoCpu.cycles=c\r
+ ((PicoOpt & 0x2000) ? (SekCycleAimS68k-SekCycleCntS68k) : PicoCpuCS68k.cycles)\r
+#define SekSetCyclesLeftNoMCD(c) PicoCpuCM68k.cycles=c\r
#define SekSetCyclesLeft(c) { \\r
if ((PicoMCD&1) && (PicoOpt & 0x2000)) SekCycleCnt=SekCycleAim-(c); else SekSetCyclesLeftNoMCD(c); \\r
}\r
-#define SekPc (PicoCpu.pc-PicoCpu.membase)\r
-#define SekPcS68k (PicoCpuS68k.pc-PicoCpuS68k.membase)\r
-#define SekSetStop(x) { PicoCpu.state_flags&=~1; if (x) { PicoCpu.state_flags|=1; PicoCpu.cycles=0; } }\r
-#define SekSetStopS68k(x) { PicoCpuS68k.state_flags&=~1; if (x) { PicoCpuS68k.state_flags|=1; PicoCpuS68k.cycles=0; } }\r
+#define SekPc (PicoCpuCM68k.pc-PicoCpuCM68k.membase)\r
+#define SekPcS68k (PicoCpuCS68k.pc-PicoCpuCS68k.membase)\r
+#define SekSetStop(x) { PicoCpuCM68k.state_flags&=~1; if (x) { PicoCpuCM68k.state_flags|=1; PicoCpuCM68k.cycles=0; } }\r
+#define SekSetStopS68k(x) { PicoCpuCS68k.state_flags&=~1; if (x) { PicoCpuCS68k.state_flags|=1; PicoCpuCS68k.cycles=0; } }\r
+#define SekIsStoppedS68k() (PicoCpuCS68k.state_flags&1)\r
+#define SekShouldInterrupt (PicoCpuCM68k.irq > (PicoCpuCM68k.srh&7))\r
+\r
+#define SekInterrupt(i) PicoCpuCM68k.irq=i\r
+\r
+#ifdef EMU_M68K\r
+#define EMU_CORE_DEBUG\r
+#endif\r
#endif\r
\r
-#ifdef EMU_A68K\r
-void __cdecl M68000_RUN();\r
-// The format of the data in a68k.asm (at the _M68000_regs location)\r
-struct A68KContext\r
-{\r
- unsigned int d[8],a[8];\r
- unsigned int isp,srh,ccr,xc,pc,irq,sr;\r
- int (*IrqCallback) (int nIrq);\r
- unsigned int ppc;\r
- void *pResetCallback;\r
- unsigned int sfc,dfc,usp,vbr;\r
- unsigned int AsmBank,CpuVersion;\r
-};\r
-struct A68KContext M68000_regs;\r
-extern int m68k_ICount;\r
-#define SekCyclesLeft m68k_ICount\r
-#define SekSetCyclesLeft(c) m68k_ICount=c\r
-#define SekPc M68000_regs.pc\r
+#ifdef EMU_F68K\r
+#include "../cpu/fame/fame.h"\r
+extern M68K_CONTEXT PicoCpuFM68k, PicoCpuFS68k;\r
+#define SekCyclesLeftNoMCD PicoCpuFM68k.io_cycle_counter\r
+#define SekCyclesLeft \\r
+ (((PicoMCD&1) && (PicoOpt & 0x2000)) ? (SekCycleAim-SekCycleCnt) : SekCyclesLeftNoMCD)\r
+#define SekCyclesLeftS68k \\r
+ ((PicoOpt & 0x2000) ? (SekCycleAimS68k-SekCycleCntS68k) : PicoCpuFS68k.io_cycle_counter)\r
+#define SekSetCyclesLeftNoMCD(c) PicoCpuFM68k.io_cycle_counter=c\r
+#define SekSetCyclesLeft(c) { \\r
+ if ((PicoMCD&1) && (PicoOpt & 0x2000)) SekCycleCnt=SekCycleAim-(c); else SekSetCyclesLeftNoMCD(c); \\r
+}\r
+#define SekPc fm68k_get_pc(&PicoCpuFM68k)\r
+#define SekPcS68k fm68k_get_pc(&PicoCpuFS68k)\r
+#define SekSetStop(x) { \\r
+ PicoCpuFM68k.execinfo &= ~FM68K_HALTED; \\r
+ if (x) { PicoCpuFM68k.execinfo |= FM68K_HALTED; PicoCpuFM68k.io_cycle_counter = 0; } \\r
+}\r
+#define SekSetStopS68k(x) { \\r
+ PicoCpuFS68k.execinfo &= ~FM68K_HALTED; \\r
+ if (x) { PicoCpuFS68k.execinfo |= FM68K_HALTED; PicoCpuFS68k.io_cycle_counter = 0; } \\r
+}\r
+#define SekIsStoppedS68k() (PicoCpuFS68k.execinfo&FM68K_HALTED)\r
+#define SekShouldInterrupt fm68k_would_interrupt()\r
+\r
+#define SekInterrupt(irq) PicoCpuFM68k.interrupts[0]=irq\r
+\r
+#ifdef EMU_M68K\r
+#define EMU_CORE_DEBUG\r
+#endif\r
#endif\r
\r
#ifdef EMU_M68K\r
#include "../cpu/musashi/m68kcpu.h"\r
-extern m68ki_cpu_core PicoM68kCPU; // MD's CPU\r
-extern m68ki_cpu_core PicoS68kCPU; // Mega CD's CPU\r
+extern m68ki_cpu_core PicoCpuMM68k, PicoCpuMS68k;\r
#ifndef SekCyclesLeft\r
-#define SekCyclesLeftNoMCD PicoM68kCPU.cyc_remaining_cycles\r
+#define SekCyclesLeftNoMCD PicoCpuMM68k.cyc_remaining_cycles\r
#define SekCyclesLeft \\r
(((PicoMCD&1) && (PicoOpt & 0x2000)) ? (SekCycleAim-SekCycleCnt) : SekCyclesLeftNoMCD)\r
#define SekCyclesLeftS68k \\r
- ((PicoOpt & 0x2000) ? (SekCycleAimS68k-SekCycleCntS68k) : PicoS68kCPU.cyc_remaining_cycles)\r
+ ((PicoOpt & 0x2000) ? (SekCycleAimS68k-SekCycleCntS68k) : PicoCpuMS68k.cyc_remaining_cycles)\r
#define SekSetCyclesLeftNoMCD(c) SET_CYCLES(c)\r
#define SekSetCyclesLeft(c) { \\r
if ((PicoMCD&1) && (PicoOpt & 0x2000)) SekCycleCnt=SekCycleAim-(c); else SET_CYCLES(c); \\r
}\r
-#define SekPc m68k_get_reg(&PicoM68kCPU, M68K_REG_PC)\r
-#define SekPcS68k m68k_get_reg(&PicoS68kCPU, M68K_REG_PC)\r
+#define SekPc m68k_get_reg(&PicoCpuMM68k, M68K_REG_PC)\r
+#define SekPcS68k m68k_get_reg(&PicoCpuMS68k, M68K_REG_PC)\r
#define SekSetStop(x) { \\r
- if(x) { SET_CYCLES(0); PicoM68kCPU.stopped=STOP_LEVEL_STOP; } \\r
- else PicoM68kCPU.stopped=0; \\r
+ if(x) { SET_CYCLES(0); PicoCpuMM68k.stopped=STOP_LEVEL_STOP; } \\r
+ else PicoCpuMM68k.stopped=0; \\r
}\r
#define SekSetStopS68k(x) { \\r
- if(x) { SET_CYCLES(0); PicoS68kCPU.stopped=STOP_LEVEL_STOP; } \\r
- else PicoS68kCPU.stopped=0; \\r
+ if(x) { SET_CYCLES(0); PicoCpuMS68k.stopped=STOP_LEVEL_STOP; } \\r
+ else PicoCpuMS68k.stopped=0; \\r
+}\r
+#define SekIsStoppedS68k() (PicoCpuMS68k.stopped==STOP_LEVEL_STOP)\r
+#define SekShouldInterrupt (CPU_INT_LEVEL > FLAG_INT_MASK)\r
+\r
+#define SekInterrupt(irq) { \\r
+ void *oldcontext = m68ki_cpu_p; \\r
+ m68k_set_context(&PicoCpuMM68k); \\r
+ m68k_set_irq(irq); \\r
+ m68k_set_context(oldcontext); \\r
}\r
+\r
#endif\r
#endif\r
\r
}\r
#define SekCyclesDoneS68k() (SekCycleAimS68k-SekCyclesLeftS68k)\r
\r
-// debug cyclone\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
+#ifdef EMU_CORE_DEBUG\r
#undef SekSetCyclesLeftNoMCD\r
#undef SekSetCyclesLeft\r
#undef SekCyclesBurn\r
#define SekEndRun(c)\r
#endif\r
\r
-extern int PicoMCD;\r
+// ----------------------- Z80 CPU -----------------------\r
+\r
+#if defined(_USE_MZ80)\r
+#include "../cpu/mz80/mz80.h"\r
+\r
+#define z80_run(cycles) mz80_run(cycles)\r
+#define z80_run_nr(cycles) mz80_run(cycles)\r
+#define z80_int() mz80int(0)\r
+#define z80_resetCycles() mz80GetElapsedTicks(1)\r
+\r
+#elif defined(_USE_DRZ80)\r
+#include "../cpu/DrZ80/drz80.h"\r
+\r
+extern struct DrZ80 drZ80;\r
+\r
+#define z80_run(cycles) ((cycles) - DrZ80Run(&drZ80, cycles))\r
+#define z80_run_nr(cycles) DrZ80Run(&drZ80, cycles)\r
+#define z80_int() { \\r
+ drZ80.z80irqvector = 0xFF; /* default IRQ vector RST opcode */ \\r
+ drZ80.Z80_IRQ = 1; \\r
+}\r
+#define z80_resetCycles()\r
+\r
+#elif defined(_USE_CZ80)\r
+#include "../cpu/cz80/cz80.h"\r
+\r
+#define z80_run(cycles) Cz80_Exec(&CZ80, cycles)\r
+#define z80_run_nr(cycles) Cz80_Exec(&CZ80, cycles)\r
+#define z80_int() Cz80_Set_IRQ(&CZ80, 0, HOLD_LINE)\r
+#define z80_resetCycles()\r
+\r
+#else\r
+\r
+#define z80_run(cycles) (cycles)\r
+#define z80_run_nr(cycles)\r
+#define z80_int()\r
+#define z80_resetCycles()\r
+\r
+#endif\r
\r
// ---------------------------------------------------------\r
\r
+extern int PicoMCD;\r
+\r
// main oscillator clock which controls timing\r
#define OSC_NTSC 53693100\r
// seems to be accurate, see scans from http://www.hot.ee/tmeeco/\r
union { // 0a0000: 256K\r
struct {\r
unsigned char word_ram2M[0x40000];\r
- unsigned char unused[0x20000];\r
+ unsigned char unused0[0x20000];\r
};\r
struct {\r
- unsigned char unused[0x20000];\r
+ unsigned char unused1[0x20000];\r
unsigned char word_ram1M[2][0x20000];\r
};\r
};\r
PICO_INTERNAL int PicoCdSaveState(void *file);\r
PICO_INTERNAL int PicoCdLoadState(void *file);\r
\r
+typedef struct {\r
+ int chunk;\r
+ int size;\r
+ void *ptr;\r
+} carthw_state_chunk;\r
+extern carthw_state_chunk *carthw_chunks;\r
+#define CHUNK_CARTHW 64\r
+\r
// Cart.c\r
PICO_INTERNAL void PicoCartDetect(void);\r
\r
+// Debug.c\r
+int CM_compareRun(int cyc, int is_sub);\r
+\r
// Draw.c\r
PICO_INTERNAL int PicoLine(int scan);\r
PICO_INTERNAL void PicoFrameStart(void);\r
\r
// Memory.c\r
PICO_INTERNAL int PicoInitPc(unsigned int pc);\r
-PICO_INTERNAL_ASM unsigned int CPU_CALL PicoRead32(unsigned int a);\r
+PICO_INTERNAL_ASM unsigned int PicoRead32(unsigned int a);\r
PICO_INTERNAL void PicoMemSetup(void);\r
PICO_INTERNAL_ASM void PicoMemReset(void);\r
+PICO_INTERNAL void PicoMemResetHooks(void);\r
PICO_INTERNAL int PadRead(int i);\r
PICO_INTERNAL unsigned char z80_read(unsigned short a);\r
-PICO_INTERNAL unsigned short z80_read16(unsigned short a);\r
+#ifndef _USE_CZ80\r
PICO_INTERNAL_ASM void z80_write(unsigned char data, unsigned short a);\r
PICO_INTERNAL void z80_write16(unsigned short data, unsigned short a);\r
+PICO_INTERNAL unsigned short z80_read16(unsigned short a);\r
+#else\r
+PICO_INTERNAL_ASM void z80_write(unsigned int a, unsigned char data);\r
+#endif\r
+extern unsigned int (*PicoRead16Hook)(unsigned int a, int realsize);\r
+extern void (*PicoWrite8Hook) (unsigned int a,unsigned int d,int realsize);\r
+extern void (*PicoWrite16Hook)(unsigned int a,unsigned int d,int realsize);\r
\r
// cd/Memory.c\r
PICO_INTERNAL void PicoMemSetupCD(void);\r
extern struct PicoSRAM SRam;\r
extern int emustatus;\r
extern int z80startCycle, z80stopCycle; // in 68k cycles\r
+extern void (*PicoResetHook)(void);\r
+extern void (*PicoLineHook)(int count);\r
PICO_INTERNAL int CheckDMA(void);\r
\r
// cd/Pico.c\r
// Sek.c\r
PICO_INTERNAL int SekInit(void);\r
PICO_INTERNAL int SekReset(void);\r
-PICO_INTERNAL int SekInterrupt(int irq);\r
-PICO_INTERNAL void SekState(unsigned char *data);\r
+PICO_INTERNAL void SekState(int *data);\r
PICO_INTERNAL void SekSetRealTAS(int use_real);\r
\r
// cd/Sek.c\r
// VideoPort.c\r
PICO_INTERNAL_ASM void PicoVideoWrite(unsigned int a,unsigned short d);\r
PICO_INTERNAL_ASM unsigned int PicoVideoRead(unsigned int a);\r
+extern int (*PicoDmaHook)(unsigned int source, int len, unsigned short **srcp, unsigned short **limitp);\r
\r
// Misc.c\r
PICO_INTERNAL void SRAMWriteEEPROM(unsigned int d);\r
PICO_INTERNAL void PicoCDBufferRead(void *dest, int lba);\r
\r
// sound/sound.c\r
-PICO_INTERNAL void sound_reset(void);\r
-PICO_INTERNAL void sound_timers_and_dac(int raster);\r
-PICO_INTERNAL int sound_render(int offset, int length);\r
-PICO_INTERNAL void sound_clear(void);\r
+PICO_INTERNAL void PsndReset(void);\r
+PICO_INTERNAL void Psnd_timers_and_dac(int raster);\r
+PICO_INTERNAL int PsndRender(int offset, int length);\r
+PICO_INTERNAL void PsndClear(void);\r
// z80 functionality wrappers\r
PICO_INTERNAL void z80_init(void);\r
-PICO_INTERNAL void z80_resetCycles(void);\r
-PICO_INTERNAL void z80_int(void);\r
-PICO_INTERNAL int z80_run(int cycles);\r
PICO_INTERNAL void z80_pack(unsigned char *data);\r
PICO_INTERNAL void z80_unpack(unsigned char *data);\r
PICO_INTERNAL void z80_reset(void);\r
#define EL_LOGMASK 0\r
#endif\r
\r
-#define EL_HVCNT 0x0001 /* hv counter reads */\r
-#define EL_SR 0x0002 /* SR reads */\r
-#define EL_INTS 0x0004 /* ints and acks */\r
-#define EL_YM2612R 0x0008 /* 68k ym2612 reads */\r
-#define EL_INTSW 0x0010 /* log irq switching on/off */\r
-#define EL_ASVDP 0x0020 /* VDP accesses during active scan */\r
-#define EL_VDPDMA 0x0040 /* VDP DMA transfers and their timing */\r
-#define EL_BUSREQ 0x0080 /* z80 busreq r/w or reset w */\r
-#define EL_Z80BNK 0x0100 /* z80 i/o through bank area */\r
-#define EL_SRAMIO 0x0200 /* sram i/o */\r
-#define EL_EEPROM 0x0400 /* eeprom debug */\r
-#define EL_UIO 0x0800 /* unmapped i/o */\r
-#define EL_IO 0x1000 /* all i/o (TODO) */\r
-\r
-#define EL_STATUS 0x4000 /* status messages */\r
-#define EL_ANOMALY 0x8000 /* some unexpected conditions */\r
+#define EL_HVCNT 0x00000001 /* hv counter reads */\r
+#define EL_SR 0x00000002 /* SR reads */\r
+#define EL_INTS 0x00000004 /* ints and acks */\r
+#define EL_YM2612R 0x00000008 /* 68k ym2612 reads */\r
+#define EL_INTSW 0x00000010 /* log irq switching on/off */\r
+#define EL_ASVDP 0x00000020 /* VDP accesses during active scan */\r
+#define EL_VDPDMA 0x00000040 /* VDP DMA transfers and their timing */\r
+#define EL_BUSREQ 0x00000080 /* z80 busreq r/w or reset w */\r
+#define EL_Z80BNK 0x00000100 /* z80 i/o through bank area */\r
+#define EL_SRAMIO 0x00000200 /* sram i/o */\r
+#define EL_EEPROM 0x00000400 /* eeprom debug */\r
+#define EL_UIO 0x00000800 /* unmapped i/o */\r
+#define EL_IO 0x00001000 /* all i/o */\r
+#define EL_CDPOLL 0x00002000 /* MCD: log poll detection */\r
+#define EL_SVP 0x00004000 /* SVP stuff */\r
+\r
+#define EL_STATUS 0x40000000 /* status messages */\r
+#define EL_ANOMALY 0x80000000 /* some unexpected conditions (during emulation) */\r
\r
#if EL_LOGMASK\r
+extern void lprintf(const char *fmt, ...);\r
#define elprintf(w,f,...) \\r
{ \\r
if ((w) & EL_LOGMASK) \\r
- printf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__); \\r
+ lprintf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__); \\r
}\r
+#elif defined(_MSC_VER)\r
+#define elprintf\r
#else\r
#define elprintf(w,f,...)\r
#endif\r
\r
+#ifdef _MSC_VER\r
+#define cdprintf\r
+#else\r
+#define cdprintf(x...)\r
+#endif\r
+\r
#endif // PICO_INTERNAL_INCLUDED\r
\r
notaz.gp2x.de / picodrive.git / blobdiff