tag	line	file	source code
UART_RX	288	drivers/char/console.c	comstat = serial_echo_inb(UART_RX);  /* COM? RBR */
UART_RX	381	drivers/char/serial.c	ch = serial_inp(info, UART_RX);
UART_RX	973	drivers/char/serial.c	(void) serial_inp(info, UART_RX);
UART_RX	1013	drivers/char/serial.c	(void)serial_inp(info, UART_RX);
UART_RX	1114	drivers/char/serial.c	(void)serial_in(info, UART_RX);    /* read data port to reset things */
UART_RX	2454	drivers/char/serial.c	(void)serial_inp(info, UART_RX);
UART_RX	2636	drivers/char/serial.c	(void)serial_in(info, UART_RX);