LE_TMDADDR
a = sc->sc_addr + LE_TMDADDR(sc, 0);
(*sc->sc_copytodesc)(sc, &tmd, LE_TMDADDR(sc, bix),
(*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, bix),
rp = LE_TMDADDR(sc, bix);
(*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, no), sizeof(tmd));
a = sc->sc_addr + LE_TMDADDR(sc, 0);
(*sc->sc_copytodesc)(sc, &tmd, LE_TMDADDR(sc, bix),
(*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, bix),
rp = LE_TMDADDR(sc, bix);
(*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, no), sizeof(tmd));