tcm_pt
static void fill_map_pt(char **map, int xdiv, int ydiv, struct tcm_pt *p,
static char read_map_pt(char **map, int xdiv, int ydiv, struct tcm_pt *p)
struct tcm_pt *p = &block->area.p0;
static inline bool __tcm_is_in(struct tcm_pt *p, struct tcm_area *a)
struct tcm_pt p0;
struct tcm_pt p1;