Add rudimentary man page for llan(4) virtualized ethernet controllers.

MFC after:	1 week

2 files changed, 62 insertions, 0 deletions

diff --git a/share/man/man4/man4.powerpc/Makefile b/share/man/man4/man4.powerpc/Makefile
index 09d8b70..2b5ec8e 100644
--- a/share/man/man4/man4.powerpc/Makefile
+++ b/share/man/man4/man4.powerpc/Makefile
@@ -6,6 +6,7 @@ MAN=	adb.4 \
 	ams.4 \
 	bm.4 \
 	cuda.4 \
+	llan.4 \
 	pmu.4 \
 	powermac_nvram.4 \
 	smu.4 \
diff --git a/share/man/man4/man4.powerpc/llan.4 b/share/man/man4/man4.powerpc/llan.4
new file mode 100644
index 0000000..b9bf49a
--- /dev/null
+++ b/share/man/man4/man4.powerpc/llan.4
@@ -0,0 +1,61 @@
+.\"-
+.\" Copyright (c) 2015 Nathan Whitehorn <nwhitehorn@FreeBSD.org>
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+.\" DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+.\" POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd February 19, 2015
+.Dt LLAN 4
+.Os
+.Sh NAME
+.Nm llan
+.Nd POWER Logical Lan
+.Sh SYNOPSIS
+To compile this driver into the kernel,
+place the following lines in your
+kernel configuration file:
+.Bd -ragged -offset indent
+.Cd "device llan"
+.Ed
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the inter-partition logical LAN controller
+provided by PAPR-compliant POWER hypervisors (such as PowerVM and PowerKVM).
+On some firmwares, advanced offload features are supported by the hypervisor,
+but these are not currently supported by the driver.
+.Sh SEE ALSO
+.Xr vtnet 4 ,
+.Xr ifconfig 8
+.Sh HISTORY
+The
+.Nm
+device driver appeared in
+.Fx 10.0.
+.Sh AUTHORS
+.An -nosplit
+The
+.Nm
+driver was written by
+.An Nathan Whitehorn Aq Mt nwhitehorn@FreeBSD.org .