tx_bd_next_t
tx_bd_next_t *next_ptr;
next_ptr = &((tx_bd_next_t *) mem_virt)[MAX_BD_PER_PAGE];
next_ptr = &((tx_bd_next_t *) mem_virt)[MAX_BD_PER_PAGE];
prod_bd = *((rx_bd_t **) ((tx_bd_next_t *)
prod_bd = *((tx_bd_t **) ((tx_bd_next_t *)
prod_bd = *((tx_bd_t **) ((tx_bd_next_t *)