From owner-freebsd-arm@freebsd.org  Wed Mar 23 03:49:04 2016
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Date: Wed, 23 Mar 2016 00:49:03 -0300
Message-ID: <CAB=2f8yCU1y50DeNV3BXt=5o6dv5Xz3WcaBBLrcgOLrg-yXBnQ@mail.gmail.com>
Subject: Re: Using one RPI2 as a serial terminal for a second RPI2
From: Luiz Otavio O Souza <lists.br@gmail.com>
To: bob prohaska <fbsd@www.zefox.net>
Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>
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On 22 March 2016 at 22:24, bob prohaska wrote:
>
> Is there a way to operate an RPI2  single user with the HDMI monitor
> and a USB keyboard?

Try this:

# sysctl kern.console=ttyv0

and then:

# shutdown now

Luiz