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
..
1996-09-12 11:12:18 +00:00
1996-09-10 08:32:01 +00:00
1996-10-30 22:41:46 +00:00
1996-11-19 17:08:10 +00:00
1996-10-30 22:41:46 +00:00