*BSD News Article 32687


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Newsgroups: comp.os.386bsd.questions
Path: sserve!newshost.anu.edu.au!munnari.oz.au!metro!physiol.su.OZ.AU!john
From: john@physiol.su.OZ.AU (John Mackin)
Subject: [FreeBSD] Serial port probe problems
Message-ID: <1994Jul12.062201.8331@physiol.su.OZ.AU>
Followup-To: poster
Organization: The Land of Summer's Twilight
Date: Tue, 12 Jul 1994 06:22:01 GMT
Lines: 29

I'm having a bit of trouble getting my FreeBSD 1.1.5.1R kernel
to recognize my serial ports at probe time.  I've tried a number
of different no-name 16450 clone-based I/O cards, and what will happen
is that on any given boot, either none, one or both of sio[01]
will be seen by the probe.  Doing a hard reset prior to the boot
_seems_ to increase the chance that one or more of the ports will
be seen, but since it's semi-random, I can't be too sure about
that.

Hitherto I have not been actually using the serial ports, but I
do have a real need for them, and it's about time for me to
try to solve this one.  Any ideas anyone has would be greatly
appreciated.

My hardware is a 386DX-33, 387 (both Intel), DTK PEM-3310 cache
motherboard with DTK BIOS, 8MB, WD MFM controller & two drives,
3C503, generic VGA and I/O cards.

The problem occurs equally with a GENERICAH kernel and with
kernels I build myself (no surprise there).

E-Mailed replies would be very helpful because our news feed
is a bit clagged at the moment.  I will summarize, as usual.
Thanks in advance.

-- 
John Mackin <john@physiol.su.oz.au>
Knox's box is a 286.                 Fox in Socks does hacks and tricks
Knox's box is hard to fix.           To fix poor Knox's box for kicks.