CSRVAL_IETF
crom_add_entry(&unit[1], CSRKEY_SPEC, CSRVAL_IETF);
crom_add_entry(&unit[2], CSRKEY_SPEC, CSRVAL_IETF);
crom_add_entry(&sc->sc_unit4, CSRKEY_SPEC, CSRVAL_IETF);
crom_add_entry(&sc->sc_unit6, CSRKEY_SPEC, CSRVAL_IETF);