AAC_RX_OIMR      2338 dev/ic/aac.c   		AAC_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
AAC_RX_OIMR      2340 dev/ic/aac.c   		AAC_SETREG4(sc, AAC_RX_OIMR, ~0);