tag	line	file	source code
WAKEUP_CHARS	301	drivers/char/cyclades.c	#define WAKEUP_CHARS 256
WAKEUP_CHARS	48	drivers/char/n_tty.c	#define WAKEUP_CHARS 256
WAKEUP_CHARS	60	drivers/char/serial.c	#define WAKEUP_CHARS 256