tag	line	file	source code
UART_IIR	525	drivers/char/serial.c	(serial_in(info, UART_IIR) & UART_IIR_NO_INT)) {
UART_IIR	604	drivers/char/serial.c	} while (!(serial_in(info, UART_IIR) & UART_IIR_NO_INT));
UART_IIR	643	drivers/char/serial.c	(serial_in(info, UART_IIR) & UART_IIR_NO_INT))
UART_IIR	959	drivers/char/serial.c	(void) serial_inp(info, UART_IIR);
UART_IIR	999	drivers/char/serial.c	(void)serial_inp(info, UART_IIR);
UART_IIR	2386	drivers/char/serial.c	(void)serial_inp(info, UART_IIR);
UART_IIR	2516	drivers/char/serial.c	scratch = serial_in(info, UART_IIR) >> 6;