FWPMAX_S400
sc->arrq.xferq.psize = roundup2(FWPMAX_S400, B_PAGE_SIZE);
sc->arrs.xferq.psize = roundup2(FWPMAX_S400, B_PAGE_SIZE);
sc->atrq.xferq.psize = roundup2(FWPMAX_S400, B_PAGE_SIZE);
sc->atrs.xferq.psize = roundup2(FWPMAX_S400, B_PAGE_SIZE);