From owner-freebsd-hackers@FreeBSD.ORG  Wed Feb 16 12:20:08 2005
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Date: Wed, 16 Feb 2005 13:19:27 +0100
From: Gerald Heinig <gheinig@syskonnect.de>
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cc: Ulrich Spoerlein <q@uni.de>
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cc: Stephan Uphoff <ups@tree.com>
Subject: Re: Firewire blues
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Gerald Heinig wrote:
> Ulrich Spoerlein wrote:
[stuff snipped]
>>
>> Other than that, remote gdb is working. Poking inside the fwmem itself
>> is however not working, I get this after setting eui64_{hi,lo}
>> % kgdb -c /dev/fwmem0.0 kernel.debug
>> ...
>> 0x00000000 in ?? ()
> 
> 
> I got this as well. In my case I assumed it's due to the fact that I 
> wasn't using the same kernel file for the debugger as was running on the 
> target machine. I didn't investigate further because I can't spend any 
> more time on this problem at the moment.
> I'd be interested to know whether that is the problem though.

I just tried it (had to compile new kernel anyway). It's not due to a 
symbol mismatch.

ENOCLUE :(