nxge_ring_handle_t
nxge_ring_handle_t *rh;
nxge_ring_handle_t *rhandle = (nxge_ring_handle_t *)rh;
nxge_ring_handle_t *rhandle = (nxge_ring_handle_t *)rh;
nxge_ring_handle_t tx_ring_handles[NXGE_MAX_TDCS];
nxge_ring_handle_t rx_ring_handles[NXGE_MAX_RDCS];