1.\" 2.\" Copyright (C) 1994 by Joerg Wunsch, Dresden 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY 15.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 20.\" OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 21.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 22.\" LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 24.\" USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 25.\" DAMAGE. 26.\" 27.\" $FreeBSD: src/usr.sbin/fdcontrol/fdcontrol.8,v 1.9.2.4 2002/06/21 16:40:24 charnier Exp $ 28.\" 29.Dd June 21, 2018 30.Dt FDCONTROL 8 31.Os 32.Sh NAME 33.Nm fdcontrol 34.Nd modify floppy disk parameters 35.Sh SYNOPSIS 36.Nm 37.Ar device 38.Sh DESCRIPTION 39The 40.Nm 41utility allows the modification of the run-time behavior of the floppy 42disk device specified by 43.Ar device . 44.Ar Device 45should be a character device. 46It currently supports the specification of device parameters for the 47floppy disk drive. 48.Pp 49Since the implications of such actions are considered harmful, the 50underlying 51.Xr ioctl 2 52command is restricted to the super-user. 53.Pp 54When requesting a new parameter specification, the command asks the 55user for each individual tunable parameter, defaulting to the 56currently used value. 57.Sh DIAGNOSTICS 58Error codes for the underlying 59.Xr ioctl 2 60commands are printed by the 61.Xr warn 3 62facility. 63.Sh SEE ALSO 64.Xr ioctl 2 , 65.Xr warn 3 , 66.Xr fdc 4 67.Sh AUTHORS 68The program has been contributed by 69.An J\(:org Wunsch , 70Dresden. 71