void write_io8(uint32 addr, uint32 data);\r
uint32 read_io8(uint32 addr);\r
void write_signal(int id, uint32 data, uint32 mask);\r
+ void save_state(FILEIO* state_fio);\r
+ bool load_state(FILEIO* state_fio);\r
\r
// unique functions\r
void set_context_fdc(DEVICE* device)\r