RX_ENTRIES
if (roff == (RX_ENTRIES * sizeof(struct txp_rx_desc))) {
boot->br_rxhipri_siz = RX_ENTRIES * sizeof(struct txp_rx_desc);
boot->br_rxlopri_siz = RX_ENTRIES * sizeof(struct txp_rx_desc);
struct txp_rx_desc txp_rxhiring[RX_ENTRIES];
struct txp_rx_desc txp_rxloring[RX_ENTRIES];