1.\" Copyright (c) 1998-2002 Katsushi Kobayashi and 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.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the acknowledgement as bellow: 14.\" 15.\" This product includes software developed by K. Kobayashi and H. Shimokawa 16.\" 17.\" 4. The name of the author may not be used to endorse or promote products 18.\" derived from this software without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 23.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 24.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 25.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 26.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 28.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 29.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30.\" POSSIBILITY OF SUCH DAMAGE. 31.\" 32.\" $FreeBSD: src/share/man/man4/firewire.4,v 1.9 2003/12/17 01:13:13 brueffer Exp $ 33.\" 34.Dd May 23, 2002 35.Dt FIREWIRE 4 36.Os 37.Sh NAME 38.Nm firewire 39.Nd IEEE1394 High-performance Serial Bus 40.Sh SYNOPSIS 41.Cd "kldload firewire" 42.Pp 43or 44.Pp 45.Cd "device firewire" 46.Pp 47.In bus/firewire/firewire.h 48.Sh DESCRIPTION 49.Dx 50provides machine-independent bus support and raw drivers for 51.Nm 52interfaces. 53.Pp 54The 55.Nm 56driver consists of two layers: the controller and the 57bus layer. 58The controller attaches to a physical bus 59(like 60.Xr pci 4 ) . 61The 62.Nm 63bus attaches to the controller. 64Additional drivers can be attached to the bus. 65.Pp 66Up to 63 devices, including the host itself, can be attached to 67a 68.Nm 69bus. 70The root node is dynamically assigned with a PHY device function. 71Also, the other 72.Nm 73bus specific parameters, 74e.g., node ID, cycle master, isochronous resource manager and bus 75manager, are dynamically assigned, after bus reset is initiated. 76On the 77.Nm 78bus, every device is identified by an EUI 64 address. 79.Sh FILES 80.Bl -tag -compact -width ".Pa /dev/fwmem0" 81.It Pa /dev/fw0 82.It Pa /dev/fwmem0 83.El 84.Sh SEE ALSO 85.Xr fwe 4 , 86.Xr fwohci 4 , 87.Xr pci 4 , 88.Xr sbp 4 , 89.Xr fwcontrol 8 , 90.Xr kldload 8 , 91.Xr sysctl 8 92.Sh HISTORY 93The 94.Nm 95driver first appeared in 96.Fx 5.0 . 97.Sh AUTHORS 98.An -nosplit 99The 100.Nm 101driver was written by 102.An Katsushi Kobayashi 103and 104.An Hidetoshi Shimokawa 105for the 106.Fx 107project. 108.Sh BUGS 109See 110.Xr fwohci 4 111for security note. 112