*BSD News Article 16178


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Newsgroups: comp.os.386bsd.questions
Path: sserve!newshost.anu.edu.au!munnari.oz.au!spool.mu.edu!howland.reston.ans.net!wupost!uunet!nih-csl!helix.nih.gov!crtb
From: crtb@helix.nih.gov (Chuck Bacon)
Subject: Re: TinyBSD panics during boot
Message-ID: <1993May17.142202.7855@alw.nih.gov>
Sender: postman@alw.nih.gov (AMDS Postmaster)
Organization: National Institutes of Health, Bethesda
References: <1993May10.181903.1844@alw.nih.gov> <1ssjb6$4rh@genesis.MCS.COM>
Date: Mon, 17 May 1993 14:22:02 GMT
Lines: 46

In article <1ssjb6$4rh@genesis.MCS.COM> karl@genesis.MCS.COM (Karl Denninger) writes:
>In article <1993May10.181903.1844@alw.nih.gov> crtb@helix.nih.gov (Chuck Bacon) writes:
>>If I fiddle the cable on my PC so that the 5.25" floppy boots, I can
>>boot TinyBSD.  But if I reverse it so the 3.5" boots, TinyBSD panics
>>just after trying to 'move root to <I forget>'.  Any cure?  I'd rather
>>use the 3.5" as the A: drive, but now I'm forced to set up the 5.25"
>>as the A:.

Since I posted this, I learned the obvious (thanks to
chmr@edvz.tu-graz.ac.at (Christoph Robitschko)):  After suffering with
two 1.2MB 5.25" FDs (dist and fixit), and a million 3.5" FDs for
everything else, I found out I could interchange A: and B:, but I had
to tell the CMOS.

>>        Chuck Bacon - crtb@helix.nih.gov
>>O civili, si ergo, fortibus es in ero.       | ABHOR SECRECY - DEFEND PRIVACY
>>O novili, demis trux; indem arsem causen dux.
>>--
>>	Chuck Bacon - crtb@helix.nih.gov ( alas, not my 3b1 )-:
>>		ABHOR SECRECY	-   DEFEND PRIVACY
>
>You too!  Heh, its not my machine!  I'm impressed with that; I thought my
>system was f*ed.  Anyway, I need a fix for this too; I do not have a 1.2MB
>disk drive on my system and want to boot and run from 1.44!

Your situation is different, but I hope it goes back to telling the
CMOS that you have the 3.5" only.  Access should be during the boot
process, or possibly by a piece of software.  On mine, I hit DEL at
a particular point just before it honks the two floppies.  This puts
me into a (ROM-based?) menu in which I can tell the CMOS all kinds
of things.  I guess TinyBSD looks in there to learn what kind of
disk it was booted from.

>I am attempting to boot NetBSD 0.8a and get a trap 18 immediately after
>being prompted to switch disks.
>
>--
>Karl Denninger (karl@genesis.MCS.COM) 	| You can never please everyone except
>Modem Access: [+1 312 248-0900]		| by bankrupting yourself.
>Voice & FAX: [+1 312 248-8649]		| Internet in Chicago; a MCSNET first!

Bon voyage!

--
	Chuck Bacon - crtb@helix.nih.gov ( alas, not my 3b1 )-:
		ABHOR SECRECY	-   DEFEND PRIVACY