From owner-freebsd-hackers  Fri Nov 16 15: 5: 3 2001
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Date: Fri, 16 Nov 2001 15:04:57 -0800 (PST)
From: John Baldwin <jhb@FreeBSD.org>
To: Mike Smith <msmith@freebsd.org>
Subject: Re: Tracking down "BTX halted"
Cc: msmith@mass.dis.org, hackers@freebsd.org,
	Sandeep Joshi <sandeepj@research.bell-labs.com>
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On 16-Nov-01 Mike Smith wrote:
>> I was hoping its easy enough to crack this myself (with some online 
>> tips & references) but John Baldwin convinced me otherwise :-)
> 
> The evidence suggests that my original analysis is correct:
> 
>> Error message when the SCSI disk is attached to 
>> the AIC-7896 SCSI BIOS v2.20s1B1 
> ...
>> cs=c800  ds=0040  ed=9e3e    fs=0000  gs=0000  ss=9e3e
> ...
>> Error message when the SCSI disk is attached to 
>> the AHA2940U2W SCSI BIOS v2.20 :
> ...
>> cs=cd80  ds=0040  ed=9e3e    fs=0000  gs=0000  ss=9e3e
> 
> Both of these are failures inside the BIOS on these SCSI cards.
> 
> You'll have to come up with a "correct" MBR partition table for these
> controllers.  You might get away with 'disklabel auto', but if not, you'll
> have to use fdisk.

Nah, 'disklabel auto' is DD mode, so that will hose him.  'fdisk -I da0 ;
disklabel da0s1 auto' is what you want.

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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