UARTn_INT_RX      207 drivers/tty/serial/mps2-uart.c 	if (unlikely(!(irqflag & UARTn_INT_RX)))
UARTn_INT_RX      212 drivers/tty/serial/mps2-uart.c 	mps2_uart_write8(port, UARTn_INT_RX, UARTn_INT);