void *(*psxMapHook)(unsigned long addr, size_t size, int is_fixed,
enum psxMapTag tag);
void (*psxUnmapHook)(void *ptr, size_t size, enum psxMapTag tag);
void *(*psxMapHook)(unsigned long addr, size_t size, int is_fixed,
enum psxMapTag tag);
void (*psxUnmapHook)(void *ptr, size_t size, enum psxMapTag tag);