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.\" $FreeBSD$ 33.\" 34.\" 35.Dd December 24, 2020 36.Dt FWOHCI 4 37.Os 38.Sh NAME 39.Nm fwohci 40.Nd OHCI FireWire chipset device driver 41.Sh SYNOPSIS 42To compile this driver into the kernel, 43place the following line in your 44kernel configuration file: 45.Bd -ragged -offset indent 46.Cd "device firewire" 47.Ed 48.Pp 49Alternatively, to load the driver as a 50module at boot time, place the following line in 51.Xr loader.conf 5 : 52.Bd -literal -offset indent 53firewire_load="YES" 54.Ed 55.Pp 56To disable physical access (see 57.Sx BUGS 58section for detail), put the following line in 59.Xr loader.conf 5 : 60.Bd -literal -offset indent 61hw.firewire.phydma_enable=0 62.Ed 63.Sh HARDWARE 64The 65.Nm 66driver provides support for PCI/CardBus FireWire interface cards. 67The driver supports the following IEEE 1394 OHCI chipsets: 68.Pp 69.Bl -bullet -compact 70.It 71Adaptec AHA-894x/AIC-5800 72.It 73Apple Pangea 74.It 75Apple UniNorth 76.It 77Intel 82372FB 78.It 79IOGEAR GUF320 80.It 81Lucent / Agere FW322/323 82.It 83NEC uPD72861 84.It 85NEC uPD72870 86.It 87NEC uPD72871/2 88.It 89NEC uPD72873 90.It 91NEC uPD72874 92.It 93National Semiconductor CS4210 94.It 95Ricoh R5C551 96.It 97Ricoh R5C552 98.It 99Sony CX3022 100.It 101Sony i.LINK (CXD3222) 102.It 103Texas Instruments PCI4410A 104.It 105Texas Instruments PCI4450 106.It 107Texas Instruments PCI4451 108.It 109Texas Instruments TSB12LV22 110.It 111Texas Instruments TSB12LV23 112.It 113Texas Instruments TSB12LV26 114.It 115Texas Instruments TSB43AA22 116.It 117Texas Instruments TSB43AB21/A/AI/A-EP 118.It 119Texas Instruments TSB43AB22/A 120.It 121Texas Instruments TSB43AB23 122.It 123Texas Instruments TSB82AA2 124.It 125VIA Fire II (VT6306) 126.El 127.Sh SEE ALSO 128.Xr firewire 4 , 129.Xr fwe 4 , 130.Xr fwip 4 , 131.Xr sbp 4 , 132.Xr fwcontrol 8 , 133.Xr kldload 8 134.Sh HISTORY 135The 136.Nm 137device driver first appeared in 138.Fx 5.0 . 139.Sh AUTHORS 140.An -nosplit 141The 142.Nm 143device driver was written by 144.An Katsushi Kobayashi 145and 146.An Hidetoshi Shimokawa . 147.Sh BUGS 148The driver allows physical access from any nodes on the bus by default. 149This means that any devices on the bus can read and modify any memory space 150which can be accessed by an IEEE 1394 OHCI chip. 151It is allowed mostly for 152.Xr sbp 4 153devices. 154This should be changed to allow it only for specific devices. 155Anyway, FireWire is a bus and not expected to be connected with 156un-trustable devices because a node can monitor all the traffic. 157