freebsd-nq/sys/i386/isa/ic
Bruce Evans 657365cdd7 Implemented sending of BREAKs. This is quite complicated because the
hardware is interrupt-driven to a fault and sending a BREAK requires
mode switching.  Always running in the BREAK-capable mode as in PR 8318
would double the overhead for sending \0's.

Reminded by:	PR 8318
1998-12-17 17:40:13 +00:00
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am7990.h
Am7990.h
cd180.h
cd1400.h
esp.h
hd64570.h
i8042.h
i8237.h
i8251.h
i82365.h
i82586.h
if_wl_i82586.h
lemac.h
mb86960.h
ncr5380.h
ncr53400.h
nec765.h
ns16550.h
scd1400.h
wd33c93.h