ie_write_16
ie_write_16(sc, IE_ISCP_BUSY(sc->iscp), 1);
ie_write_16(sc, IE_SCP_BUS_USE(sc->scp), IE_BUS_USE);
sc->ie_bus_write16 = ie_write_16;
ie_write_16(sc, IE_SCP_BUS_USE(sc->scp), IE_BUS_USE);
ie_write_16(sc, IE_ISCP_SCB(sc->iscp), sc->scb);
static void ie_write_16(struct ie_softc *, int, u_int16_t);