STE_WAKE_EVENT
val = CSR_READ_1(sc, STE_WAKE_EVENT);
CSR_WRITE_1(sc, STE_WAKE_EVENT, val);
CSR_READ_1(sc, STE_WAKE_EVENT);
CSR_WRITE_1(sc, STE_WAKE_EVENT, 0);
val = CSR_READ_1(sc, STE_WAKE_EVENT);
CSR_WRITE_1(sc, STE_WAKE_EVENT, val);