Symbol: TXX9_SIDISR_UVALID
drivers/tty/serial/serial_txx9.c
315
} while (!(disr & TXX9_SIDISR_UVALID) && (max_count-- > 0));
drivers/tty/serial/serial_txx9.c
451
while (sio_in(up, TXX9_SIDISR) & TXX9_SIDISR_UVALID)