extern u32 instruction_count;
extern u32 last_instruction;
-u32 function_cc step_debug(u32 pc, u32 cycles);
-u32 execute_arm(u32 cycles);
+void execute_arm(u32 cycles);
void raise_interrupt(irq_type irq_raised);
void set_cpu_mode(cpu_mode_type new_mode);
+void debug_on();
+void debug_off(debug_state new_debug_state);
+
u32 function_cc execute_load_u8(u32 address);
u32 function_cc execute_load_u16(u32 address);
u32 function_cc execute_load_u32(u32 address);