freebsd-src/sys/dev/sio
Bruce Evans eea9b0845f Reset h/w fifos (if any) in siostop(). Now ttyflush() works fairly well
with sio devices (not perfectly, since there is no way to flush the tx
holding register on 8250-16450's.  I'm not sure if resetting the fifos
flushes the tx shift register).

Reminded by:	NIST-PCTS
1996-11-30 15:29:31 +00:00
..
sio.c Reset h/w fifos (if any) in siostop(). Now ttyflush() works fairly well 1996-11-30 15:29:31 +00:00
sioreg.h add in CONSPEED option which controls console serial port speed 1996-11-02 02:26:06 +00:00