IA_RERR
CLR(sc->sc_imra, IA_RRDY|IA_RERR|IA_TRDY|IA_TERR);
single_inst_bclr_b(MFP->mf_imra, IA_RRDY|IA_RERR|IA_TRDY|IA_TERR);
single_inst_bset_b(MFP->mf_imra, (IA_RRDY|IA_RERR|IA_TRDY|IA_TERR));
imra = MFP->mf_imra & (IA_RRDY|IA_RERR|IA_TRDY|IA_TERR);
MFP->mf_iera |= IA_RRDY|IA_RERR|IA_TRDY|IA_TERR;
MFP->mf_imra &= ~(IA_RRDY|IA_RERR|IA_TRDY|IA_TERR);
sc->sc_imra = IA_RRDY|IA_RERR|IA_TRDY|IA_TERR;
if ((MFP->mf_imra & (IA_RRDY|IA_RERR|IA_TRDY|IA_TERR)) != sc->sc_imra) {
single_inst_bclr_b(MFP->mf_imra, IA_RRDY|IA_RERR|IA_TRDY|IA_TERR);