ULITE_STATUS_RXVALID
if ((stat & (ULITE_STATUS_RXVALID | ULITE_STATUS_OVERRUN
if (stat & ULITE_STATUS_RXVALID) {
stat &= ~ULITE_STATUS_RXVALID;
if (stat & ULITE_STATUS_RXVALID)
port->ignore_status_mask = ULITE_STATUS_RXVALID | ULITE_STATUS_PARITY
port->read_status_mask = ULITE_STATUS_RXVALID | ULITE_STATUS_OVERRUN
ULITE_STATUS_RXVALID | ULITE_STATUS_PARITY
if (!(uart_in32(ULITE_STATUS, port) & ULITE_STATUS_RXVALID))