uint16_t rx_nb_avail; /**< nr of staged pkts ready to ret to app */
uint16_t rx_next_avail; /**< idx of next staged pkt to ret to app */
uint16_t rx_free_trigger; /**< triggers rx buffer allocation */
uint16_t rx_nb_avail; /**< nr of staged pkts ready to ret to app */
uint16_t rx_next_avail; /**< idx of next staged pkt to ret to app */
uint16_t rx_free_trigger; /**< triggers rx buffer allocation */