_io68_t Struct Reference
[Type definitions]

#include <struct68.h>

Detailed Description

IO emulator plugin structure.

All 68K IO must have a filled io68_t structure to be warm plug or unplug with ioplug interface.

Data Fields

_io68_t * next

IO list; pointer to next.

char name [32]

IO identifier name.

u32 addr_low

IO mapping area start address.

u32 addr_high

IO mapping area end address.

memrfunc68_t Rfunc [3]

IO read functions (B,W,L).

memwfunc68_t Wfunc [3]

IO write functions (B,W,L).

int68_t *(* interrupt )(cycle68_t)

IO interruption function claim.

cycle68_t(* next_int )(cycle68_t)

IO get next interruption cycle.

void(* adjust_cycle )(cycle68_t)

IO adjust cycle function.

int(* reset )(void)

IO reset function.

cycle68_t rcycle_penalty

Read cycle penalty.

cycle68_t wcycle_penalty

Write cycle penalty.

The documentation for this struct was generated from the following file: