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: src/usr.sbin/fwcontrol/fwcontrol.8,v 1.1.2.6 2003/05/01 06:35:00 simokawa Exp $ 26.\" $DragonFly: src/usr.sbin/fwcontrol/fwcontrol.8,v 1.11 2008/05/02 02:05:07 swildner Exp $ 27.\" 28.\" 29.Dd December 30, 2002 30.Dt FWCONTROL 8 31.Os 32.Sh NAME 33.Nm fwcontrol 34.Nd FireWire control utility 35.Sh SYNOPSIS 36.Nm 37.Op Fl rt 38.Op Fl c Ar node 39.Op Fl d Ar node 40.Op Fl o Ar node 41.Op Fl s Ar node 42.Op Fl l Ar file 43.Op Fl g Ar gap_count 44.Op Fl b Ar pri_req 45.Op Fl R Ar filename 46.Op Fl S Ar filename 47.Sh DESCRIPTION 48The 49.Nm 50utility is designed to provide a way for users to access and control the 51FireWire subsystem. 52Without options, 53.Nm 54will output a list of devices those are/were connected to the bus. 55.Bl -tag -width indent 56.It Fl r 57Initiate bus reset. 58.It Fl t 59Show the topology map. 60.It Fl c Ar node 61Show the configuration ROM on the node. 62.It Fl d Ar node 63Hex dump of the configuration ROM. 64.It Fl o Ar node 65Send a link-on phy packet to the node. 66.It Fl s Ar node 67Write to RESET_START register on the node. 68.It Fl l Ar file 69Load hex dump file of the configuration ROM and parse it. 70.It Fl g Ar gap_count 71Broadcast gap_count by phy_config packet. 72.It Fl i Ar pri_req 73Set PRIORITY_BUDGET register on all supported nodes. 74.It Fl R Ar filename 75Receive DV stream and dump it to a file. Use Ctl-C to stop the receiving. 76Some DV cameras seem not to send the stream if a bus manager exits. 77If you cannot get the stream, try the following commands. 78.Bd -literal -offset indent 79sysctl hw.firewire.try_bmr=0; fwcontrol -r 80.Ed 81.Pp 82The resulting file contains raw DV data excluding isochronous header 83and CIP header. It can be handled by 84.Ic libdv 85in the 86.Xr pkgsrc 7 87collection. 88.It Fl S Ar filename 89Send a DV file as isochronous stream. 90.El 91.Sh FILES 92.Bl -tag -width indent 93.It Pa /dev/fw0 94.El 95.Sh EXAMPLES 96Each DV frame has fixed size and it is easy to edit those frame order. 97.Bd -literal -offset indent 98fwcontrol -R original.dv 99.Ed 100.Pp 101Receive stream. 102.Bd -literal -offset indent 103dd if=original.dv of=first.dv bs=120000 count=30 104.Ed 105.Pp 106Get first 30 frames(NTSC). 107.Bd -literal -offset indent 108dd if=original.dv of=second.dv bs=120000 skip=30 count=30 109.Ed 110.Pp 111Get second 30 frames(NTSC). 112.Bd -literal -offset indent 113cat second.dv first.dv | fwcontrol -S /dev/stdin 114.Ed 115.Pp 116Swap first and second 30 frames and send them to DV recorder. 117.Pp 118For PAL, replace 'bs=120000' with 'bs=144000'. 119.Sh SEE ALSO 120.Xr firewire 4 , 121.Xr fwe 4 , 122.Xr fwohci 4 , 123.Xr sbp 4 124.Sh HISTORY 125The 126.Nm 127utility first appeared in 128.Fx 5.0 . 129.Sh AUTHORS 130.An Hidetoshi Shimokawa Aq simokawa@FreeBSD.org 131.Sh BUGS 132This utility is still under development and provided for debug purpose. 133.Pp 134