From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sun, 16 Jan 2011 21:00:28 +0100
From: =?iso-8859-1?Q?Llu=EDs?= Batlle i Rossell <viriketo@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Message-ID: <20110116200026.GU32257@vicerveza.homeunix.net>
References: <0f8f5b7a3412a118f9b4dc2ce0f2c91e@brasstown.quanstro.net>
	<9403E162BD4A4B3DBF64C335@[192.168.1.2]>
	<d270c9b62a9349d930c0797203802b10@chula.quanstro.net>
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Subject: Re: [9fans] sheevaplug catatonic
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On Sun, Jan 16, 2011 at 02:41:57PM -0500, erik quanstrom wrote:
> i haven't cracked the case.  does anyone know if there's
> a jtag port at all in a sheevaplug?

There is. I've used it to debug Linux boots with openocd.
The FTDI chip at the the USB-device connector should show you two serial ports.
One for the console, and the other for the JTAG.