Symbol: MLB_USIO_SSR_TDRE
drivers/tty/serial/milbeaut_usio.c
344
MLB_USIO_SSR_TDRE;
drivers/tty/serial/milbeaut_usio.c
405
while (!(readb(port->membase + MLB_USIO_REG_SSR) & MLB_USIO_SSR_TDRE))