SQ_CDRXADDR
SQ_CDRXADDR(sc, sc->sc_nextrx));
sq_hpc_write(sc, sc->hpc_regs->enetr_ndbp, SQ_CDRXADDR(sc, 0));
__rxd->hdd_descptr = SQ_CDRXADDR((sc), SQ_NEXTRX((x)));