tm_siagen
tm->tm_siagen &= siagen;
TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen | tm->tm_gpctl);
TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen | tm->tm_gpdata);
TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen);
tm->tm_siagen = SIAGEN_21040_EXTSIA;
tm->tm_siagen = TULIP_ROM_GETW(sc->sc_srom,
tm->tm_siagen = TULIP_ROM_GETW(cp, 5);