.\" $FreeBSD: head/share/man/man4/usb_template.4 301587 2016-06-08 07:39:55Z trasz $
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.\" Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
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.Dd June 8, 2016
.Dt USB_TEMPLATE 4
.Os
.
.Sh NAME
.
.
.Nm usb_template
.
.Nd "USB device side templates"
.
.
.Sh SYNOPSIS
To compile this module into the kernel, place the following line in
your kernel configuration file:
.Bd -ragged -offset indent
.Cd "device usb_template"
.Ed
.Pp
To load the module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
usb_template_load="YES"
.Ed
.
.Sh DESCRIPTION
The
.Nm
module implements various USB templates that are needed when
programming an USB device side driver.
.
A USB template consists of an USB device descriptor, one or more USB
configuration descriptors, one or more USB interface descriptors, one
or more USB endpoint descriptors, USB strings and additional USB
descriptors.
.
USB templates are selected using the
.Va hw.usb.template
sysctl and tunable.
.
The
.Va hw.usb.template
value can be changed at any time, but will not
have any effect until the USB device has been re-enumerated.
.
Available templates are:
.Bl -column -offset 3n "Value"
.It Em Value Ta Em Description
.It Dv 0 Ta USB Mass Storage
.It Dv 1 Ta CDC Ethernet
.It Dv 2 Ta Media Transfer Protocol (MTP)
.It Dv 3 Ta USB serial port
.It Dv 4 Ta USB audio
.It Dv 5 Ta USB keyboard
.It Dv 6 Ta USB mouse
.It Dv 7 Ta USB phone
.It Dv 8 Ta CDC Ethernet and serial port
.It Dv 9 Ta USB MIDI
.El
.
.Sh SEE ALSO
.Xr usb 4 ,
.Xr usfs 4
.Sh STANDARDS
The
.Nm
module complies to the USB 1.0, 2.0 and 3.0 standard.
.Sh HISTORY
The
.Nm
module was written by
.An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org .