void write_io8(uint32_t addr, uint32_t data);
void mix(int32_t* buffer, int cnt);
void set_volume(int ch, int decibel_l, int decibel_r);
- void decl_state();
- void save_state(FILEIO* state_fio);
- bool load_state(FILEIO* state_fio);
+ bool process_state(FILEIO* state_fio, bool loading);
// unique function
void initialize_sound(int rate);