ALTS_MAP_UP
ap->part.p_size, ap->ap_map_sectot, ALTS_MAP_UP);
ap->ap_ent_secsiz / NBPSCTR, ALTS_MAP_UP);
ap->part.p_size, ap->ap_map_sectot, ALTS_MAP_UP);
ap->ap_ent_secsiz / NBPSCTR, ALTS_MAP_UP);