1.\" Copyright (c) 2020 Vladimir Kondratyev <wulf@FreeBSD.org> 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions 5.\" are met: 6.\" 1. Redistributions of source code must retain the above copyright 7.\" notice, this list of conditions and the following disclaimer. 8.\" 2. Redistributions in binary form must reproduce the above copyright 9.\" notice, this list of conditions and the following disclaimer in the 10.\" documentation and/or other materials provided with the distribution. 11.\" 12.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 13.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 14.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 15.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 16.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 17.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 18.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 19.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 20.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 21.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 22.\" SUCH DAMAGE. 23.\" 24.Dd January 12, 2021 25.Dt USBHID 4 26.Os 27.Sh NAME 28.Nm usbhid 29.Nd USB HID transport driver 30.Sh SYNOPSIS 31To compile this driver into the kernel, 32place the following lines in your 33kernel configuration file: 34.Bd -ragged -offset indent 35.Cd "device usbhid" 36.Ed 37.Pp 38Alternatively, to load the driver as a 39module at boot time, place the following line in 40.Xr loader.conf 5 : 41.Bd -literal -offset indent 42usbhid_load="YES" 43.Ed 44.Sh DESCRIPTION 45The 46.Nm 47driver provides a interface to USB Human Interface Devices (HIDs). 48.Sh SYSCTL VARIABLES 49The following variables are available as both 50.Xr sysctl 8 51variables and 52.Xr loader 8 53tunables: 54.Bl -tag -width indent 55.It Va hw.usb.usbhid.enable 56Enable 57.Nm 58and make its priority greater than other USB HID drivers have. 59Default is 0. 60.El 61.Bl -tag -width indent 62.It Va hw.usb.usbhid.debug 63Debug output level, where 0 is debugging disabled and larger values increase 64debug message verbosity. 65Default is 0. 66.El 67.Sh SEE ALSO 68.Xr ehci 4 , 69.Xr ohci 4 , 70.Xr uhci 4 , 71.Xr usb 4 , 72.Xr xhci 4 , 73.Xr usbconfig 8 74.Sh HISTORY 75The 76.Nm 77driver first appeared in 78.Fx 13.0 . 79.Sh AUTHORS 80.An -nosplit 81The 82.Nm 83driver was written by 84.An Vladimir Kondratyev Aq Mt wulf@FreeBSD.org . 85