kopia lustrzana https://github.com/Jean-MarcHarvengt/MCUME
63 wiersze
2.0 KiB
C
63 wiersze
2.0 KiB
C
#ifndef Z80_H
|
|
#define Z80_H
|
|
|
|
#include "cpuintrf.h"
|
|
#include "osd_cpu.h"
|
|
|
|
enum {
|
|
Z80_PC=1, Z80_SP, Z80_AF, Z80_BC, Z80_DE, Z80_HL,
|
|
Z80_IX, Z80_IY, Z80_AF2, Z80_BC2, Z80_DE2, Z80_HL2,
|
|
Z80_R, Z80_I, Z80_IM, Z80_IFF1, Z80_IFF2, Z80_HALT,
|
|
Z80_NMI_STATE, Z80_IRQ_STATE, Z80_DC0, Z80_DC1, Z80_DC2, Z80_DC3
|
|
};
|
|
|
|
enum {
|
|
Z80_TABLE_op,
|
|
Z80_TABLE_cb,
|
|
Z80_TABLE_ed,
|
|
Z80_TABLE_xy,
|
|
Z80_TABLE_xycb,
|
|
Z80_TABLE_ex /* cycles counts for taken jr/jp/call and interrupt latency (rst opcodes) */
|
|
};
|
|
|
|
extern int z80_ICount; /* T-state count */
|
|
|
|
#define Z80_IGNORE_INT -1 /* Ignore interrupt */
|
|
#define Z80_NMI_INT -2 /* Execute NMI */
|
|
#define Z80_IRQ_INT -1000 /* Execute IRQ */
|
|
|
|
extern void z80_reset (void *param);
|
|
extern void z80_exit (void);
|
|
extern void z80_end_timeslice(void);
|
|
extern int z80_execute(int cycles);
|
|
extern void z80_burn(int cycles);
|
|
extern unsigned z80_get_context (void *dst);
|
|
extern void z80_set_context (void *src);
|
|
extern void *z80_get_cycle_table (int which);
|
|
extern void z80_set_cycle_table (int which, void *new_tbl);
|
|
extern unsigned z80_get_pc (void);
|
|
extern void z80_set_pc (unsigned val);
|
|
extern unsigned z80_get_sp (void);
|
|
extern void z80_set_sp (unsigned val);
|
|
extern unsigned z80_get_reg (int regnum);
|
|
extern void z80_set_reg (int regnum, unsigned val);
|
|
extern void z80_set_nmi_line(int state);
|
|
extern void z80_set_irq_line(int irqline, int state);
|
|
extern void z80_set_irq_callback(int (*irq_callback)(int));
|
|
extern void z80_state_save(void *file);
|
|
extern void z80_state_load(void *file);
|
|
extern const char *z80_info(void *context, int regnum);
|
|
extern unsigned z80_dasm(char *buffer, unsigned pc);
|
|
|
|
#ifdef MAME_DEBUG
|
|
extern unsigned DasmZ80(char *buffer, unsigned pc);
|
|
#endif
|
|
|
|
unsigned int cpu_readport16(unsigned int port);
|
|
void cpu_writeport16(unsigned int port, unsigned int data);
|
|
unsigned int cpu_readmem16(unsigned int address);
|
|
void cpu_writemem16(unsigned int address, unsigned int data);
|
|
|
|
#endif
|
|
|