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Date:      Fri, 14 Dec 2012 12:40:23 +0200
From:      Andriy Gapon <avg@FreeBSD.org>
To:        Alexey Dokuchaev <danfe@nsu.ru>
Cc:        Glen Barber <gjb@FreeBSD.org>, stable@FreeBSD.org
Subject:   kgdb + uart [Was: 9.1 memstick install panics on boot]
Message-ID:  <50CB0217.70002@FreeBSD.org>
In-Reply-To: <20121214103532.GA88134@regency.nsu.ru>
References:  <20121213073033.GA19514@regency.nsu.ru> <50C9ABA0.20009@FreeBSD.org> <20121213102651.GA51050@regency.nsu.ru> <20121213103635.GG1325@glenbarber.us> <20121214030208.GA15080@regency.nsu.ru> <20121214030747.GC1280@glenbarber.us> <20121214032349.GD1280@glenbarber.us> <20121214034056.GA22963@regency.nsu.ru> <20121214080450.GA63557@regency.nsu.ru> <50CAF64E.70600@FreeBSD.org> <20121214103532.GA88134@regency.nsu.ru>

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on 14/12/2012 12:35 Alexey Dokuchaev said the following:
> I thought of it, but last time I tried I could get rid of "GDB: no debug
> ports present" message in dmesg.  :-(  Maybe it was due to USB<->serial
> adapter, and with "real" serial port it would not be a problem.

uart(4):
0x00080   use this port for remote kernel debugging

There's probably a reason why this is not in the default hints, but I don't know it.

-- 
Andriy Gapon



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