xref: /freebsd/share/man/man4/usb_template.4 (revision b37f6c9805edb4b89f0a8c2b78f78a3dcfc0647b)
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26.Dd June 8, 2016
27.Dt USB_TEMPLATE 4
28.Os
29.
30.Sh NAME
31.
32.
33.Nm usb_template
34.
35.Nd "USB device side templates"
36.
37.
38.Sh SYNOPSIS
39To compile this module into the kernel, place the following line in
40your kernel configuration file:
41.Bd -ragged -offset indent
42.Cd "device usb_template"
43.Ed
44.Pp
45To load the module at boot time, place the following line in
46.Xr loader.conf 5 :
47.Bd -literal -offset indent
48usb_template_load="YES"
49.Ed
50.
51.Sh DESCRIPTION
52The
53.Nm
54module implements various USB templates that are needed when
55programming an USB device side driver.
56.
57A USB template consists of an USB device descriptor, one or more USB
58configuration descriptors, one or more USB interface descriptors, one
59or more USB endpoint descriptors, USB strings and additional USB
60descriptors.
61.
62USB templates are selected using the
63.Va hw.usb.template
64sysctl and tunable,
65or by using the
66.Xr usbconfig 8
67.Cm set_template
68subcommand.
69The sysctl values can be changed at any time, but will not
70have any effect until the USB device has been re-enumerated.
71.
72Available templates are:
73.Bl -column -offset 3n "Value"
74.It Em Value Ta Em Description
75.It Dv 0 Ta USB Mass Storage
76.It Dv 1 Ta CDC Ethernet
77.It Dv 2 Ta Media Transfer Protocol (MTP)
78.It Dv 3 Ta USB serial port
79.It Dv 4 Ta USB audio
80.It Dv 5 Ta USB keyboard
81.It Dv 6 Ta USB mouse
82.It Dv 7 Ta USB phone
83.It Dv 8 Ta CDC Ethernet and serial port
84.It Dv 9 Ta USB MIDI
85.El
86.
87.Sh SYSCTL VARIABLES
88The following variables are available as both
89.Xr sysctl 8
90variables and
91.Xr loader 8
92tunables:
93.Bl -tag -width indent
94.It Va hw.usb.template
95Currently selected template.
96.It Va hw.usb.templates.N
97Configuration for template number
98.Va N .
99.It Va hw.usb.templates.N.vendor_id
10016-bit vendor identifier (VID), usually assigned by USB-IF.
101.It Va hw.usb.templates.N.product_id
10216-bit product identifier (PID).
103.It Va hw.usb.templates.N.manufacturer
104String containing human-readable manufacturer name.
105.It Va hw.usb.templates.N.product
106String containing human-readable product name.
107.El
108.Sh SEE ALSO
109.Xr cfumass 4 ,
110.Xr usb 4 ,
111.Xr usfs 4 ,
112.Xr usbconfig 8
113.Sh STANDARDS
114The
115.Nm
116module complies to the USB 1.0, 2.0 and 3.0 standard.
117.Sh HISTORY
118The
119.Nm
120module was written by
121.An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org .
122