1.\" Copyright (c) 2002 Hidetoshi Shimokawa 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 17.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 19.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 21.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 22.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 23.\" POSSIBILITY OF SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.\" 28.Dd November 8, 2002 29.Dt FWE 4 30.Os 31.Sh NAME 32.Nm fwe 33.Nd Ethernet emulation driver for FireWire 34.Sh SYNOPSIS 35.Cd "device fwe" 36.Cd "device firewire" 37.Cd "device fwohci" 38.Sh DESCRIPTION 39The 40.Nm 41driver provides non-standard ethernet emulation over FireWire (IEEE 1394). 42.Pp 43.Xr firewire 4 44and 45.Xr fwohci 4 46must be configured in the kernel as well. 47.Pp 48This driver exploits asynchronous stream over IEEE 1394 to carry Ethernet 49frames. 50The stream channel can be specified by 51the 52.Va hw.firewire.fwe.stream_ch 53.Xr sysctl 8 . 54.Pp 55This driver supports 56.Xr polling 4 57as well if it is compiled with the 58.Dv DEVICE_POLLING 59option. 60.Sh HISTORY 61The fwe device driver first appeared in 62.Fx 5.0 . 63.Sh BUGS 64This driver emulates ethernet very adhoc way and it does not reserve a 65stream channel using an isochronous manager. 66Note this driver uses very different protocol from RFC 2734 67(IPv4 over IEEE 1394). 68.Sh SEE ALSO 69.Xr arp 4 , 70.Xr firewire 4 , 71.Xr fwohci 4 , 72.Xr netintro 4 , 73.Xr ng_ether 4 , 74.Xr polling 4 , 75.Xr ifconfig 8 , 76.Xr sysctl 8 77.Sh AUTHORS 78The 79.Nm 80driver and this manual page were written by 81.An Hidetoshi Shimokawa . 82