*BSD News Article 21045


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From: osyjm@cs.montana.edu (Jaye Mathisen)
Newsgroups: comp.os.386bsd.questions
Subject: Re: FreeBSD - sio (com) and DOS HD problems
Date: 17 Sep 1993 02:32:26 GMT
Organization: Computer Science, MSU, Bozeman MT, 59717
Lines: 55
Message-ID: <27b7jq$kiq@pdq.coe.montana.edu>
References: <1993Sep16.201358.26183@doug.cae.wisc.edu>
NNTP-Posting-Host: schizo.coe.montana.edu

In article <1993Sep16.201358.26183@doug.cae.wisc.edu>,
John Edward Tillema <tillemaj@cae.wisc.edu> wrote:
>I have just installed FreeBSD with few problems, but am having a
>couple in getting stuff working on it.  I have read the 386BSD 
>FAQ and tried what it suggested for each of these problems, but
>none of it worked.

You're in luck.  Some of it isn't documented :)
>	1.  I can't seem to talk to my modem via /dev/sio01.
>	    When I connected to it, say by kermit, it just sits
>            there.  When I try cu, it connects, and then gets I/O
> 	    errors as soon as I start typing. Details of the system:
>            2 16550s, and a SupraFAX 14.4 modem.

You need to use the cua devices, which are the same major number as
the sio device, but add 128 to the minor number.  Then use /dev/cua01 to
call out on /dev/sio01.  sio is inboud, cua is outbound.

I don't have a machine in front of me right now with the stuff, and I don't
recall if it was added to MAKEDEV, but in any case:

ls -l /dev/sio01

mknod /dev/cua01 c 28 minor-of-/dev/sio01+128

I think sio00 is 28,0, so you want:

mknod /dev/cua00 c 28 128
mknod /dev/cua01 c 28 129 for /dev/cua01 == calling device for /dev/sio01

etc. etc. ad nauseum.


>
>	2.  Is it possible to get info from a DOS hard disk partition
>	    to FreeBSD?  I tried creating a c device in mtools (2.0.7)
>            but that didn't work, I also tried creating a disklabel
>            (/dev/wd0h) for it (both are out of the FAQ), but again, that
>            didn't work.  The changes I made were never present when I 
>            would run disklabel again.  It would say unused partition h
>            of size xxxx when I quit, then prompt if I wanted to overwrite
>            DOS parition table.  Regardless of whether I answered y or n
>            it didn't save the changes.  This is for a Conner 340 Meg IDE
>	    drive.

Hmmm.  This shoulda' oughta' work.  It might be because of the psychotic
behaviour of /dev/[ws]d?[cd], and a funky interaction there.  Theo has
vociferously convinced me that the d/c partion crap is for the birds.

Sorry I can't help more, but it's probably something easy.

-- 
 Jaye Mathisen, COE Systems Manager                (406) 994-4780
 410 Roberts Hall,Dept. of Computer Science
 Montana State University,Bozeman MT 59717	osyjm@cs.montana.edu