FDO_FRST
bus_space_write_2(iot, ioh, fdout, FDO_FRST);
bus_space_write_2(iot, ioh, fdout, drive | FDO_FRST | FDO_MOEN(drive));
bus_space_write_1(iot, ioh, fdout, FDO_FRST);
status |= FDO_FRST | FDO_FDMAEN;
bus_space_write_1(iot, ioh, FDOUT, drive | FDO_FRST | FDO_MOEN(drive));
bus_space_write_1(iot, ioh, FDOUT, FDO_FRST);
status |= FDO_FRST | FDO_FDMAEN;
bus_space_write_1(iot, ioh, FDOUT, FDO_FRST);
wrt_fdc_reg(fdout, FDO_FRST);
wrt_fdc_reg(fdout, drive | FDO_FRST | FDO_MOEN(drive));
wrt_fdc_reg(fdout, FDO_FRST);
status |= FDO_FRST | FDO_FDMAEN;
bus_space_write_1(iot, ioh, fdout, FDO_FRST);
*(volatile uint8_t *)NEWS5000_FDC_FDOUT = FDO_FRST;
status = FDO_FRST | FDO_FDMAEN;
uint8_t dor = FDO_FRST | FDO_FDMAEN | FDO_MOEN(0);
bus_space_write_1(t, h, fdc->sc_reg_dor, FDO_FRST | FDO_DS);
drive | FDO_FRST | FDO_MOEN(drive));
bus_space_write_1(t, h, fdc->sc_reg_dor, FDO_FRST | FDO_DS);
FDO_FRST | FDO_FDMAEN | FDO_DS);
FDO_FRST | FDO_FDMAEN | FDO_DS);
status = FDO_FRST | FDO_FDMAEN;
uint8_t dor = FDO_FRST | FDO_FDMAEN | FDO_MOEN(0);
bus_space_write_1(t, h, fdc->sc_reg_dor, FDO_FRST | FDO_DS);
drive | FDO_FRST | FDO_MOEN(drive));
bus_space_write_1(t, h, fdc->sc_reg_dor, FDO_FRST | FDO_DS);
bus_space_write_1(iot, ioh, fdout, FDO_FRST);
bus_space_write_1(iot, ioh, fdout, drive | FDO_FRST | FDO_MOEN(drive));
bus_space_write_1(iot, ioh, fdout, FDO_FRST);
status |= FDO_FRST | FDO_FDMAEN;
bus_space_write_1(iot, ioh, fdout, FDO_FRST);