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Date:      Mon, 13 Nov 2006 15:50:50 -0500
From:      John Baldwin <jhb@freebsd.org>
To:        freebsd-amd64@freebsd.org
Subject:   Re: BTX halted trying to boot X4100 from disk
Message-ID:  <200611131550.50648.jhb@freebsd.org>
In-Reply-To: <Pine.GSO.4.64.0611132108430.7719@brakkenstein.nijmegen.internl.net>
References:  <Pine.GSO.4.64.0611091928420.3164@brakkenstein.nijmegen.internl.net> <Pine.GSO.4.62.0611131330110.27952@harper.uchicago.edu> <Pine.GSO.4.64.0611132108430.7719@brakkenstein.nijmegen.internl.net>

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On Monday 13 November 2006 15:12, Michiel Boland wrote:
> > Yeah, the X4100 has an mpt(4) controller. Mine is running the original 
BIOS 
> > release (6464), and runs FreeBSD fine. You can try fiddling with the BIOS 
> > revision by downloading replacements from Sun's website.
> 
> As far as I can see there are no other BIOSes on the Sun website other 
> than what the box is already running (ILOM 1.0.7 - I understand ILOM and 
> BIOS are linked for 4100s)
> 
> I am a bit puzzled why solaris and fedora do not have these problems on 
> this hardware. Oh well...

The real mode breakpoint handler may just ignore breakpoints, or the BIOS 
takes a different codepath when it runs in vm86 mode.

-- 
John Baldwin



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