cmos_read
cmos->century = cmos_read(0x32);
cmos->year = cmos_read(0x09);
cmos->month = cmos_read(0x08);
cmos->day = cmos_read(0x07);
cmos->hour = cmos_read(0x04);
cmos->minute = cmos_read(0x02);
cmos->second = cmos_read(0x00);
status_b = cmos_read(0x0b);
status_b = cmos_read(0x0b);
cmos->century = cmos_read(0x32);
cmos->year = cmos_read(0x09);
cmos->month = cmos_read(0x08);
cmos->day = cmos_read(0x07);
cmos->hour = cmos_read(0x04);
cmos->minute = cmos_read(0x02);
cmos->second = cmos_read(0x00);