freebsd-nq/share/man/man4/virtio_console.4
Edward Tomasz Napierala be609cace2 Fix mdoc warning.
MFC after:	1 month
Sponsored by:	The FreeBSD Foundation
2014-11-14 11:47:27 +00:00

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.\" Copyright (c) 2014 Bryan Venteicher
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" $FreeBSD$
.\"
.Dd October 22, 2014
.Dt VIRTIO_CONSOLE 4
.Os
.Sh NAME
.Nm virtio_console
.Nd VirtIO Console driver
.Sh SYNOPSIS
To compile this driver into the kernel,
place the following lines in your
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device virtio_console"
.Ed
.Pp
Alternatively, to load the driver as a
module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
virtio_console_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
device driver provides support for VirtIO console devices.
.Pp
The console device may have one or more ports.
Each port is similar to a simple serial interface, and
each port is accessible through
.Xr tty 4 .
.Sh FILES
.Bl -tag -width ".Pa /dev/ttyV?.??" -compact
.It Pa /dev/ttyV?.??
.El
.Sh SEE ALSO
.Xr tty 4
.Xr virtio 4
.Sh HISTORY
The
.Nm
driver was written by
.An Bryan Venteicher Aq bryanv@FreeBSD.org .