xref: /dflybsd-src/share/man/man4/usb_template.4 (revision a7ceaa31f2d0d6a37c1b8894fecd8d37c5356d19)
1*a7ceaa31SSascha Wildner.\" $FreeBSD: head/share/man/man4/usb_template.4 263292 2014-03-18 06:43:21Z hselasky $
2*a7ceaa31SSascha Wildner.\"
3*a7ceaa31SSascha Wildner.\" Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
4*a7ceaa31SSascha Wildner.\"
5*a7ceaa31SSascha Wildner.\" Redistribution and use in source and binary forms, with or without
6*a7ceaa31SSascha Wildner.\" modification, are permitted provided that the following conditions
7*a7ceaa31SSascha Wildner.\" are met:
8*a7ceaa31SSascha Wildner.\" 1. Redistributions of source code must retain the above copyright
9*a7ceaa31SSascha Wildner.\"    notice, this list of conditions and the following disclaimer.
10*a7ceaa31SSascha Wildner.\" 2. Redistributions in binary form must reproduce the above copyright
11*a7ceaa31SSascha Wildner.\"    notice, this list of conditions and the following disclaimer in the
12*a7ceaa31SSascha Wildner.\"    documentation and/or other materials provided with the distribution.
13*a7ceaa31SSascha Wildner.\"
14*a7ceaa31SSascha Wildner.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*a7ceaa31SSascha Wildner.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*a7ceaa31SSascha Wildner.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*a7ceaa31SSascha Wildner.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*a7ceaa31SSascha Wildner.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*a7ceaa31SSascha Wildner.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*a7ceaa31SSascha Wildner.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*a7ceaa31SSascha Wildner.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*a7ceaa31SSascha Wildner.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*a7ceaa31SSascha Wildner.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*a7ceaa31SSascha Wildner.\" SUCH DAMAGE.
25*a7ceaa31SSascha Wildner.\"
26*a7ceaa31SSascha Wildner.Dd March 18, 2014
27*a7ceaa31SSascha Wildner.Dt USB_TEMPLATE 4
28*a7ceaa31SSascha Wildner.Os
29*a7ceaa31SSascha Wildner.
30*a7ceaa31SSascha Wildner.Sh NAME
31*a7ceaa31SSascha Wildner.
32*a7ceaa31SSascha Wildner.
33*a7ceaa31SSascha Wildner.Nm usb_template
34*a7ceaa31SSascha Wildner.
35*a7ceaa31SSascha Wildner.Nd "USB templates"
36*a7ceaa31SSascha Wildner.
37*a7ceaa31SSascha Wildner.
38*a7ceaa31SSascha Wildner.Sh SYNOPSIS
39*a7ceaa31SSascha WildnerTo compile this module into the kernel, place the following line in
40*a7ceaa31SSascha Wildneryour kernel configuration file:
41*a7ceaa31SSascha Wildner.Bd -ragged -offset indent
42*a7ceaa31SSascha Wildner.Cd "device usb_template"
43*a7ceaa31SSascha Wildner.Ed
44*a7ceaa31SSascha Wildner.Pp
45*a7ceaa31SSascha WildnerTo load the module at boot time, place the following line in
46*a7ceaa31SSascha Wildner.Xr loader.conf 5 :
47*a7ceaa31SSascha Wildner.Bd -literal -offset indent
48*a7ceaa31SSascha Wildnerusb_template_load="YES"
49*a7ceaa31SSascha Wildner.Ed
50*a7ceaa31SSascha Wildner.
51*a7ceaa31SSascha Wildner.Sh DESCRIPTION
52*a7ceaa31SSascha WildnerThe
53*a7ceaa31SSascha Wildner.Nm
54*a7ceaa31SSascha Wildnermodule implements various USB templates that are needed when
55*a7ceaa31SSascha Wildnerprogramming an USB device side driver.
56*a7ceaa31SSascha Wildner.
57*a7ceaa31SSascha WildnerA USB template consists of an USB device descriptor, one or more USB
58*a7ceaa31SSascha Wildnerconfiguration descriptors, one or more USB interface descriptors, one
59*a7ceaa31SSascha Wildneror more USB endpoint descriptors, USB strings and additional USB
60*a7ceaa31SSascha Wildnerdescriptors.
61*a7ceaa31SSascha Wildner.
62*a7ceaa31SSascha WildnerThe USB template module currently has templates for USB Mass Storage,
63*a7ceaa31SSascha WildnerUSB CDC Ethernet and Message Transfer Protocol.
64*a7ceaa31SSascha Wildner.
65*a7ceaa31SSascha WildnerUSB templates are currently selected using the "hw.usb.template"
66*a7ceaa31SSascha Wildnersysctl.
67*a7ceaa31SSascha Wildner.
68*a7ceaa31SSascha WildnerThe "hw.usb.template" value can be changed at any time, but will not
69*a7ceaa31SSascha Wildnerhave any effect until the USB device has been re-enumerated.
70*a7ceaa31SSascha Wildner.
71*a7ceaa31SSascha Wildner.
72*a7ceaa31SSascha Wildner.
73*a7ceaa31SSascha Wildner.Sh SEE ALSO
74*a7ceaa31SSascha Wildner.Xr usb 4
75*a7ceaa31SSascha Wildner.Sh STANDARDS
76*a7ceaa31SSascha WildnerThe
77*a7ceaa31SSascha Wildner.Nm
78*a7ceaa31SSascha Wildnermodule complies to the USB 1.0, 2.0 and 3.0 standard.
79*a7ceaa31SSascha Wildner.Sh HISTORY
80*a7ceaa31SSascha WildnerThe
81*a7ceaa31SSascha Wildner.Nm
82*a7ceaa31SSascha Wildnermodule was written by
83*a7ceaa31SSascha Wildner.An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org .
84