1.\" Copyright (c) 2013, 2016 Adrian Chadd <adrian@freebsd.org>
2.\" Copyright (c) 2019 Vladimir Kondratyev <wulf@FreeBSD.org>
3.\" Copyright (c) 2021 Philippe Michaud-Boudreault <pitwuu@gmail.com>
4.\"
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26.Dd May 3, 2021
27.Dt IWMBTFW 8
28.Os
29.Sh NAME
30.Nm iwmbtfw
31.Nd firmware download utility for Intel Wireless 7260/8260/8265 chip based Bluetooth
32USB devices
33.Sh SYNOPSIS
34.Nm
35.Fl d Ar device_name
36.Fl f Ar firmware_path
37.Nm
38.Fl h
39.Sh DESCRIPTION
40The
41.Nm
42utility downloads the specified firmware file to the specified
43.Xr ugen 4
44device.
45.Pp
46This utility will
47.Em only
48work with Intel Wireless 7260/8260/8265 chip based Bluetooth USB devices and some of
49their successors.
50The identification is currently based on USB vendor ID/product ID pair.
51The vendor ID should be 0x8087
52.Pq Dv USB_VENDOR_INTEL2
53and the product ID should be one of the supported devices.
54.Pp
55Firmware files are available in the
56.Pa comms/iwmbt-firmware
57port.
58.Pp
59The
60.Nm
61utility will query the device to determine which firmware image and board
62configuration to load in at runtime.
63.Pp
64The options are as follows:
65.Bl -tag -width indent
66.It Fl D
67Enable verbose debugging.
68.It Fl d Ar device_name
69Specify
70.Xr ugen 4
71device name.
72.It Fl I
73Enable informational debugging.
74.It Fl f Ar firmware_path
75Specify the directory containing the firmware files to search and upload.
76.It Fl h
77Display usage message and exit.
78.El
79.Sh EXIT STATUS
80.Ex -std
81.Sh SEE ALSO
82.Xr libusb 3 ,
83.Xr ugen 4 ,
84.Xr devd 8
85.Sh AUTHORS
86.Nm
87is based on
88.Xr ath3kfw 8
89utility used as firmware downloader template and on Linux btintel driver
90source code.
91It is written by
92.An Vladimir Kondratyev Aq Mt wulf@FreeBSD.org .
93.Pp
94Support for the 7260 card added by
95.An Philippe Michaud-Boudreault Aq Mt pitwuu@gmail.com .
96.Sh BUGS
97Most likely.
98Please report if found.
99