RTC_REG_SECONDS_2
via_rtc_command(RTC_CMD_READ(RTC_REG_SECONDS_2), &last_result.cdata[1]);
via_rtc_command(RTC_CMD_READ(RTC_REG_SECONDS_2),
via_rtc_command(RTC_CMD_WRITE(RTC_REG_SECONDS_2), &data.cdata[1]);