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Date: Sat, 30 Oct 2004 08:06:29 -0500
From: Ryan Sommers <ryans@gamersimpact.com>
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To: Greg 'groggy' Lehey <grog@FreeBSD.org>
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cc: FreeBSD current users <FreeBSD-current@FreeBSD.ORG>
Subject: Re: Remote gdb broken in -CURRENT?
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Greg 'groggy' Lehey wrote:

>Is anybody currently using remote gdb kernel debugging in -CURRENT?  I
>tried yesterday (embarrassingly, during my kernel debug tutorial), and
>it looks as if things are broken.
>
>Specifically, I was doing it in conjunction with firewire.  The kernel
>was built with 'options GDB', and it showed that the corresponding gdb
>functions were included, but the sysctl debug.kdb.available shows only
>ddb.  I did a bit of looking around for what might have caused it, but
>wasn't successful.
>
>Any ideas?
>  
>
This is probably caused by you not having any serial ports flagged for 
GDB. In /boot/device.hints look for the 'hint.sio.X.flags' where X is 
your serial port. It should be 0x90 for remote GDB debugging.

-- 
Ryan Sommers
ryans@gamersimpact.com