1.\" Copyright (c) 1998,1999,2000 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/fwohci.4,v 1.1.2.4 2003/03/03 18:51:16 trhodes Exp $ 33.\" $DragonFly: src/share/man/man4/fwohci.4,v 1.2 2003/06/17 04:36:59 dillon Exp $ 34.\" 35.\" 36.Dd April 10, 2000 37.Dt FWOHCI 4 38.Os 39.Sh NAME 40.Nm fwohci 41.Nd OHCI firewire chipset device driver 42.Sh SYNOPSIS 43.Cd "kldload firewire" 44.Pp 45or 46.Pp 47.Cd "device fwohci" 48.Cd "device firewire" 49.Sh DESCRIPTION 50The 51.Nm 52driver provides support for PCI/CardBus firewire interface cards. 53The driver supports following IEEE 1394 OHCI chipsets. 54.Pp 55.Bl -item 56.It 57NEC uPD72861 58.It 59Texas Instruments TSB12LV{22,23,26}, TSB43{AA22,AB22/A}, PCI44{10A,50} 60.It 61Sony CX3022 62.It 63VIA VT6306 64.It 65Ricoh R5C552 66.El 67.Sh SEE ALSO 68.Xr firewire 4 , 69.Xr fwe 4 , 70.Xr sbp 4 , 71.Xr fwcontrol 8 , 72.Xr kldload 8 73.Sh HISTORY 74The 75.Nm 76device driver first appeared in 77.Fx 5.0 . 78.Sh AUTHORS 79.An -nosplit 80The 81.Nm 82device driver was written by 83.An Katsushi Kobayashi 84and 85.An Hidetoshi Shimokawa . 86.Sh BUGS 87The driver allows physical access from any nodes on the bus by default. 88This means that any devices on the bus can read and modify any memory space 89which can be accessed by IEEE 1394 OHCI chip. 90It is allowed mostly for 91.Xr sbp 4 92devices. 93This should be changed to allow it only for specific devices. 94Anyway, FireWire is a bus and not expected to be connected with 95un-trustable devices because a node can monitor all the traffic. 96