From owner-freebsd-hackers@FreeBSD.ORG  Mon Feb 14 16:42:08 2005
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Date: Mon, 14 Feb 2005 17:41:30 +0100
From: Gerald Heinig <gheinig@syskonnect.de>
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To: Stephan Uphoff <ups@tree.com>
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cc: hackers@freebsd.org
Subject: Re: Firewire blues
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Gerald Heinig wrote:
> Hi Stephan,
> 
> first off, thanks very much for your continuing help on this. It's very 
> much appreciated.
> 
> I compiled a kernel with exactly the same options that you cited below. 
> I tried booting it and it stops before the kernel probe routines and 
> waits for the FireWire GDB connect.
> I can't understand how you managed to reboot the target machine without 
> it entering the debugger and waiting for the remote gdb attach. My 
> machine refuses to do anything else.
> I tried unsetting boot_ddb and boot_gdb in the loader, as well as 
> clearing the -d and -g flags in the boot_flags variable. No deal, it 
> still stops and waits for the remote gdb attach.
> When I try to attach from the debug machine, gdb complains about 
> operation not supported.
> 
> Also, I don't understand how your command line
> 
> kgdb -r :5555 -t 11-22-33-44-55...

D'oh...
What I meant was:

kgdb -r :5555 kernel.debug

<sigh>. Time to go home I suppose...

> 
> can work. I just get
> 
> ':5555: no such file or directory'
> 
> when I try that. The kgdb manpage also states that it needs a device