MISC_INTNLOSC_OPEN
reg &= ~MISC_INTNLOSC_OPEN;
CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
reg &= ~MISC_INTNLOSC_OPEN;
CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
reg &= ~MISC_INTNLOSC_OPEN;