rtcin
key = rtcin(THINKPAD_RTC_HOTKEY1);
key = rtcin(THINKPAD_RTC_HOTKEY2);
key = rtcin(THINKPAD_RTC_THINKLIGHT);
key = rtcin(THINKPAD_RTC_SCREENEXPAND);
key = rtcin(THINKPAD_RTC_BRIGHTNESS);
key = rtcin(THINKPAD_RTC_VOLUME);
fdt = (rtcin(RTC_FDISKETTE) & 0xf0);
fdt = ((rtcin(RTC_FDISKETTE) << 4) & 0xf0);
int rtcin (int val);
if (!(rtcin(RTC_STATUSD) & RTCSD_PWR))
while (rtcin(RTC_STATUSA) & RTCSA_TUP) {
rtcin(RTC_YEAR), rtcin(RTC_MONTH), rtcin(RTC_DAY),
rtcin(RTC_HRS), rtcin(RTC_MIN), rtcin(RTC_SEC),
rtcin(RTC_STATUSA), rtcin(RTC_STATUSB), rtcin(RTC_INTR));
return(bcd2bin(rtcin(port)));
if (!(rtcin(RTC_STATUSD) & RTCSD_PWR))
if (!(rtcin(RTC_STATUSA) & RTCSA_TUP)) {
sec = rtcin(RTC_SEC);
if (!(rtcin(RTC_STATUSA) & RTCSA_TUP)) {
sec = rtcin(RTC_SEC);
if (!(rtcin(RTC_STATUSA) & RTCSA_TUP))
sec = rtcin(RTC_SEC);