*BSD News Article 4689


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From: terry@uivlsisd.csl.uiuc.edu (Terry Lee)
Newsgroups: comp.unix.bsd
Subject: Re: Problem with OPTi?
Date: 8 Sep 92 17:42:09 GMT
Organization: Center for Reliable and High-Performance Computing, University of Illinois at Urbana-Champaign
Lines: 23
Message-ID: <terry.715974129@uivlsisd.csl.uiuc.edu>
References: <terry.715846751@uivlsi.csl.uiuc.edu>
NNTP-Posting-Host: uivlsisd.csl.uiuc.edu
Keywords: OPTi

In my previous post, I wrote:

>	Has anyone been able to get 0.1 to run on any 486 machine based on
>an OPTi chipset?  If so, are you using the 486SXWB or 486WB motherboard?
>I think I am experiencing bug BOOT009 in Nate Williams's bug list version 0.2,
>where all of the boot floppies lock up the system after displaying the initial
>copyright message (before listing any devices found).  I have an OPTi 486SXWB
>motherboard (486DX-33, 06/06/91 AMI BIOS).  Please, I really need help with
>this!  Also, if no one has found a fix, new buyers should be warned away from
>this motherboard (or chipset)!  Thanks.

	Thanks to all the netters who helped out!  Several wrote or posted to
confirm that 386BSD works fine with their OPTi chipset or motherboard.
Special thanks to Frank MacLachlan (fpm@crash.cts.com), who suggested the
patch (included below) that fixed the problem.  As it turns out, a delay was
needed in the probe routine just before the keyboard controller is reset.
Also, at the point where the boot appeared to be hanging, unplugging and
replugging the keyboard will allow the boot to proceed normally.  This way,
a working system can be set up (so the patch can be performed :-) ).

----------
Terry Lee
terry@uivlsi.csl.uiuc.edu