ie_mbmem_write16
void ie_mbmem_write16(struct ie_softc *, int offset, uint16_t value);
sc->ie_bus_write16 = ie_mbmem_write16;
ie_mbmem_write16(sc, IE_ISCP_SCB((long)sc->iscp), sc->scb);
ie_mbmem_write16(sc, IE_ISCP_BASE((u_long)sc->iscp), 0);