tag	line	file	source code
CS8	1603	kernel/chr_drv/tty_io.c	tp->c_cflag = B38400 | CS8 | CREAD;
CS8	1607	kernel/chr_drv/tty_io.c	tp->c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
CS8	1610	kernel/chr_drv/tty_io.c	tp->c_cflag = B9600 | CS8 | CREAD;
CS8	1614	kernel/chr_drv/tty_io.c	tp->c_cflag = B38400 | CS8 | CREAD;