xref: /openbsd-src/share/man/man4/viocon.4 (revision 65dee2c2678c5e564106030d31f7475d203be659)
1*65dee2c2Sakfaew.\"     $OpenBSD: viocon.4,v 1.3 2017/06/21 08:21:14 akfaew Exp $
2ac8e5ce2Ssf.\"
3ac8e5ce2Ssf.\" Copyright (c) 2015 Stefan Fritsch <sf@sfritsch.de>
4ac8e5ce2Ssf.\"
5ac8e5ce2Ssf.\" Permission to use, copy, modify, and distribute this software for any
6ac8e5ce2Ssf.\" purpose with or without fee is hereby granted, provided that the above
7ac8e5ce2Ssf.\" copyright notice and this permission notice appear in all copies.
8ac8e5ce2Ssf.\"
9ac8e5ce2Ssf.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10ac8e5ce2Ssf.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11ac8e5ce2Ssf.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12ac8e5ce2Ssf.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13ac8e5ce2Ssf.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14ac8e5ce2Ssf.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15ac8e5ce2Ssf.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16ac8e5ce2Ssf.\"
17*65dee2c2Sakfaew.Dd $Mdocdate: June 21 2017 $
18ac8e5ce2Ssf.Dt VIOCON 4
19ac8e5ce2Ssf.Os
20ac8e5ce2Ssf.Sh NAME
21ac8e5ce2Ssf.Nm viocon
22ac8e5ce2Ssf.Nd VirtIO console device
23ac8e5ce2Ssf.Sh SYNOPSIS
24ac8e5ce2Ssf.Cd "viocon* at virtio?"
25ac8e5ce2Ssf.Sh DESCRIPTION
26ac8e5ce2SsfThe
27ac8e5ce2Ssf.Nm
28ac8e5ce2Ssfdriver provides support for the
29ac8e5ce2Ssf.Xr virtio 4
30ac8e5ce2Ssfconsole interface provided by KVM, QEMU, and others.
31ac8e5ce2Ssf.Pp
32ac8e5ce2SsfIt provides serial ports that are attached as ttys.
33ac8e5ce2SsfUse as a kernel console for
34ac8e5ce2Ssf.Ox
35ac8e5ce2Ssfis not yet supported.
36ac8e5ce2SsfThe multiport feature is not yet supported.
37ac8e5ce2Ssf.Sh FILES
38ac8e5ce2Ssf.Bl -tag -width Pa -compact
39ac8e5ce2Ssf.It Pa /dev/ttyVI00
40ac8e5ce2Ssf.It Pa /dev/ttyVI10
41*65dee2c2Sakfaew.It Pa /dev/ttyVI20
42*65dee2c2Sakfaew.It Pa /dev/ttyVI30
43*65dee2c2Sakfaew.It Pa /dev/ttyVI40
44ac8e5ce2Ssf.El
45ac8e5ce2Ssf.Sh SEE ALSO
46ac8e5ce2Ssf.Xr intro 4 ,
473377b25fSjmc.Xr tty 4 ,
483377b25fSjmc.Xr virtio 4
49ac8e5ce2Ssf.Sh HISTORY
50ac8e5ce2SsfThe
51ac8e5ce2Ssf.Nm
52ac8e5ce2Ssfdriver first appeared in
53ac8e5ce2Ssf.Ox 5.9 .
54ac8e5ce2Ssf.Sh AUTHORS
55ac8e5ce2Ssf.An -nosplit
56ac8e5ce2SsfThe
57ac8e5ce2Ssf.Nm
58ac8e5ce2Ssfdriver was written by
59ac8e5ce2Ssf.An Stefan Fritsch Aq Mt sf@sfritsch.de .
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