ALE_RX_PAGE_SZ
sc->ale_pagesize = roundup(guard_size + ALE_RX_PAGE_SZ,
if (rx_page->cons >= ALE_RX_PAGE_SZ) {
CSR_WRITE_4(sc, ALE_RXF_PAGE_SIZE, ALE_RX_PAGE_SZ);
((ALE_RX_PAGE_SZ * ALE_RX_PAGES) / ETHER_MAX_LEN)