#include "../../cpu/mz80/mz80.h"\r
#elif defined(_USE_DRZ80)\r
#include "../../cpu/DrZ80/drz80.h"\r
+#elif defined(_USE_CZ80)\r
+#include "../../cpu/cz80/cz80.h"\r
#endif\r
\r
#include "../PicoInt.h"\r
{\r
drZ80.Z80_IRQ = 0; // lower irq when accepted\r
}\r
-\r
#endif\r
\r
// z80 functionality wrappers\r
mz80SetContext(&z80);\r
\r
#elif defined(_USE_DRZ80)\r
-\r
memset(&drZ80, 0, sizeof(struct DrZ80));\r
drZ80.z80_rebasePC=DrZ80_rebasePC;\r
drZ80.z80_rebaseSP=DrZ80_rebaseSP;\r
drZ80.z80_in =DrZ80_in;\r
drZ80.z80_out =DrZ80_out;\r
drZ80.z80_irq_callback=DrZ80_irq_callback;\r
+\r
+#elif defined(_USE_CZ80)\r
+ memset(&CZ80, 0, sizeof(CZ80));\r
+ Cz80_Init(&CZ80);\r
+ Cz80_Set_Fetch(&CZ80, 0x0000, 0x1fff, (UINT32)Pico.zram); // main RAM\r
+ Cz80_Set_Fetch(&CZ80, 0x2000, 0x3fff, (UINT32)Pico.zram - 0x2000); // mirror\r
+ Cz80_Set_ReadB(&CZ80, (UINT8 (*)(UINT32 address))z80_read);\r
+ Cz80_Set_WriteB(&CZ80, z80_write);\r
#endif\r
}\r
\r
drZ80.Z80IM = 0; // 1?\r
drZ80.Z80PC = drZ80.z80_rebasePC(0);\r
drZ80.Z80SP = drZ80.z80_rebaseSP(0x2000); // 0xf000 ?\r
+#elif defined(_USE_CZ80)\r
+ Cz80_Reset(&CZ80);\r
#endif\r
Pico.m.z80_fakeval = 0; // for faking when Z80 is disabled\r
}\r
#elif defined(_USE_DRZ80)\r
drZ80.z80irqvector = 0xFF; // default IRQ vector RST opcode\r
drZ80.Z80_IRQ = 1;\r
+#elif defined(_USE_CZ80)\r
+ Cz80_Set_IRQ(&CZ80, 0, HOLD_LINE);\r
#endif\r
}\r
\r
return mz80GetElapsedTicks(0) - ticks_pre;\r
#elif defined(_USE_DRZ80)\r
return cycles - DrZ80Run(&drZ80, cycles);\r
+#elif defined(_USE_CZ80)\r
+ return Cz80_Exec(&CZ80, cycles);\r
#else\r
return cycles;\r
#endif\r
drZ80.Z80PC = drZ80.z80_rebasePC(drZ80.Z80PC-drZ80.Z80PC_BASE);\r
drZ80.Z80SP = drZ80.z80_rebaseSP(drZ80.Z80SP-drZ80.Z80SP_BASE);\r
memcpy(data+4, &drZ80, 0x54);\r
+#elif defined(_USE_CZ80)\r
+ *(int *)data = 0x00007a43; // "Cz"\r
+ memcpy(data+4, &CZ80, (INT32)&CZ80.BasePC - (INT32)&CZ80);\r
+ printf("size: %i (%x)\n", (INT32)&CZ80.BasePC - (INT32)&CZ80, (INT32)&CZ80.BasePC - (INT32)&CZ80); // FIXME rm\r
#endif\r
}\r
\r
PICO_INTERNAL void z80_unpack(unsigned char *data)\r
{\r
#if defined(_USE_MZ80)\r
- if(*(int *)data == 0x00005A6D) { // "mZ" save?\r
+ if (*(int *)data == 0x00005A6D) { // "mZ" save?\r
struct mz80context mz80;\r
mz80GetContext(&mz80);\r
memcpy(&mz80.z80clockticks, data+4, sizeof(mz80)-5*4);\r
z80_int();\r
}\r
#elif defined(_USE_DRZ80)\r
- if(*(int *)data == 0x015A7244) { // "DrZ" v1 save?\r
+ if (*(int *)data == 0x015A7244) { // "DrZ" v1 save?\r
memcpy(&drZ80, data+4, 0x54);\r
// update bases\r
drZ80.Z80PC = drZ80.z80_rebasePC(drZ80.Z80PC-drZ80.Z80PC_BASE);\r
drZ80.Z80IM = 1;\r
z80_int(); // try to goto int handler, maybe we won't execute trash there?\r
}\r
+#elif defined(_USE_CZ80)\r
+ if (*(int *)data == 0x00007a43) // "Cz" save?\r
+ memcpy(&CZ80, data+4, (INT32)&CZ80.BasePC - (INT32)&CZ80);\r
+ else {\r
+ z80_reset();\r
+ z80_int();\r
+ }\r
#endif\r
}\r
\r
#endif\r
}\r
\r
-#if defined(__DEBUG_PRINT) || defined(__GP2X__) || defined(__GIZ__)\r
+#if 1 // defined(__DEBUG_PRINT) || defined(__GP2X__) || defined(__GIZ__)\r
PICO_INTERNAL void z80_debug(char *dstr)\r
{\r
#if defined(_USE_DRZ80)\r
sprintf(dstr, "Z80 state: PC: %04x SP: %04x\n", drZ80.Z80PC-drZ80.Z80PC_BASE, drZ80.Z80SP-drZ80.Z80SP_BASE);\r
+#elif defined(_USE_CZ80)\r
+ sprintf(dstr, "Z80 state: PC: %04x SP: %04x\n", CZ80.PC - CZ80.BasePC, CZ80.SP.W);\r
#endif\r
}\r
#endif\r