_stats_bmac_query_t
mac_stats_alloc_size = sizeof(struct _stats_emac_query_t) + sizeof( union _stats_bmac_query_t);
LM_INC64(&phys_addr, sizeof( union _stats_bmac_query_t));
stats_hw->addr_nig_stats_query = (struct _stats_nig_query_t*)((u8_t*)stats_hw->u.s.addr_bmac1_stats_query + sizeof(union _stats_bmac_query_t)) ;