1.\" Copyright (c) 2004-2007 2.\" Damien Bergamini <damien.bergamini@free.fr>. All rights reserved. 3.\" Benjamin Close <Benjamin.Close@clearchain.com>. All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice unmodified, this list of conditions, and the following 10.\" disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25.\" SUCH DAMAGE. 26.\" 27.\" $FreeBSD$ 28.\" 29.Dd Apri 13, 2008 30.Os 31.Dt WPI 4 32.Sh NAME 33.Nm wpi 34.Nd "Intel 3945ABG Wireless LAN IEEE 802.11 driver" 35.Sh SYNOPSIS 36To compile this driver into the kernel, 37place the following lines in your 38kernel configuration file: 39.Bd -ragged -offset indent 40.Cd "device wpi" 41.Cd "device wpifw" 42.Cd "device pci" 43.Cd "device wlan" 44.Cd "device wlan_amrr" 45.Cd "device firmware" 46.Ed 47.Pp 48Alternatively, to load the driver as a 49module at boot time, place the following line in 50.Xr loader.conf 5 : 51.Bd -literal -offset indent 52if_wpi_load="YES" 53.Ed 54.Pp 55In both cases, place the following line in 56.Xr loader.conf 5 57to acknowledge the firmware license (see below): 58.Bd -literal -offset indent 59legal.intel_wpi.license_ack=1 60.Ed 61.Sh DESCRIPTION 62The 63.Nm 64driver provides support for the 65.Tn Intel 663945ABG Wireless network adapter 67.Nm 68supports 69.Cm station , 70.Cm adhoc , 71and 72.Cm monitor 73mode operation. 74Only one virtual interface may be configured at any time. 75For more information on configuring this device, see 76.Xr ifconfig 8 . 77.Pp 78This driver requires the firmware built with the 79.Nm wpifw 80module to work. 81For the loaded firmware to be enabled for use the license at 82.Pa /usr/share/doc/legal/intel_iwi/LICENSE 83must be agreed by adding the following line to 84.Xr loader.conf 5 : 85.Pp 86.Dl "legal.intel_wpi.license_ack=1" 87.Sh FILES 88.Bl -tag -width ".Pa /usr/share/doc/legal/intel_wpi/LICENSE" -compact 89.It Pa /usr/share/doc/legal/intel_wpi/LICENSE 90.Nm 91firmware license 92.El 93.Sh EXAMPLES 94Join an existing BSS network (i.e., connect to an access point): 95.Pp 96.Bd -literal -offset indent 97ifconfig wlan create wlandev wpi0 inet 192.168.0.20 \e 98 netmask 0xffffff00 99.Ed 100.Pp 101Join a specific BSS network with network name 102.Dq Li my_net : 103.Pp 104.Dl "ifconfig wlan create wlandev wpi0 ssid my_net up" 105.Pp 106Join a specific BSS network with 64-bit WEP encryption: 107.Bd -literal -offset indent 108ifconfig wlan create wlandev wpi0 ssid my_net \e 109 wepmode on wepkey 0x1234567890 weptxkey 1 up 110.Ed 111.Pp 112Join a specific BSS network with 128-bit WEP encryption: 113.Bd -literal -offset indent 114ifconfig wlan create wlandev wpi0 wlanmode adhoc ssid my_net \e 115 wepmode on wepkey 0x01020304050607080910111213 weptxkey 1 116.Ed 117.Sh DIAGNOSTICS 118.Bl -diag 119.It "wpi%d: could not load firmware image '%s'" 120The driver failed to load the firmware image using the 121.Xr firmware 9 122subsystem. 123Verify the 124.Xr wpifw 125firmware module is installed and the license agreement 126.Xr loader 8 127tunable has been set. 128.It "wpi%d: fatal firmware error" 129An unknown error has occurred in the uploaded firmware, you may have to 130unload/reload the driver to continue. 131.It "wpi%d: Radio transmitter is switched off" 132The hardware switch controlling the radio is currently turned off. 133Data transmission is not possible in this state. 134.Sh BUGS 135Not all the error messages are documented here. 136.Pp 137Background scanning is not currently supported. 138.El 139.Sh SEE ALSO 140.Xr wpifw 4 , 141.Xr pci 4 , 142.Xr wlan 4 , 143.Xr wlan_ccmp 4 , 144.Xr wlan_tkip 4 , 145.Xr wlan_wep 4 , 146.Xr ifconfig 8 , 147.Xr wpa_supplicant 8 . 148.Sh AUTHORS 149.An -nosplit 150The original 151.Nm 152driver was written for 153.Ox 154by 155.An Damien Bergamini Aq damien.bergamini@free.fr . 156.An Benjamin Close Aq benjsc@FreeBSD.org 157ported 158.Nm 159to 160.Fx . 161