emu68.h File Reference

Detailed Description

68K emulator API header.

Go to the source code of this file.

EMU68 internal struct access

io68_t * EMU68_set_interrupt_io (io68_t *io)

Set new interrupt IO.

void EMU68_set_registers (const reg68_t *r)

Copy specified register set to EMU68 internal register set.

void EMU68_get_registers (reg68_t *r)

Copy EMU68 internal register set to specified register set.

void EMU68_set_cycle (u32 cycle)

Set EMU68 internal cycle counter.

u32 EMU68_get_cycle (void)

Get EMU68 internal cycle counter.

reg68_t reg68

EMU68 internal 68K register set structure.

Init functions

void EMU68_reset (void)

68K Hardware Reset.

int EMU68_init (u8 *buffer, u32 maxmem)

First time init.

void EMU68_kill (void)

Clean exit.

EMU68 on-board memory access

int EMU68_memvalid (u32 dest, u32 sz)

Check if a memory block is in 68K on-board memory range.

u8 EMU68_peek (u32 addr)

Get byte in 68K onboard memory.

u8 EMU68_poke (u32 addr, u8 v)

Put a byte in 68K onboard memory.

int EMU68_memput (u32 dest, u8 *src, u32 sz)

Put a memory block to 68K on-board memory.

int EMU68_memget (u8 *dest, u32 src, u32 sz)

Get 68K on-board memory into a memory block.

Execution functions

void EMU68_step (void)

Execute one instruction.

void EMU68_level_and_interrupt (u32 cycleperpass)

Execute until RTS.

void EMU68_cycle (u32 cycleperpass)

Execute for given number of cycle.

void EMU68_break (u32 breakpc)

Execute until PC reachs breakpoint.

Version checking functions

int EMU68_debugmode (void)

Get EMU68 debug mode.