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diff --git a/share/man/man4/bwn.4 b/share/man/man4/bwn.4 new file mode 100644 index 0000000..4aa75fd --- /dev/null +++ b/share/man/man4/bwn.4 @@ -0,0 +1,156 @@ +.\" Copyright (c) 2009 Christian Brueffer +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd February 15, 2011 +.Dt BWN 4 +.Os +.Sh NAME +.Nm bwn +.Nd Broadcom BCM43xx IEEE 802.11b/g wireless network driver +.Sh SYNOPSIS +To compile this driver into the kernel, +place the following lines in your +kernel configuration file: +.Bd -ragged -offset indent +.Cd "device siba_bwn" +.Cd "device bwn" +.Cd "device wlan" +.Cd "device wlan_amrr" +.Cd "device firmware" +.Ed +.Pp +Alternatively, to load the driver as a +module at boot time, place the following line in +.Xr loader.conf 5 : +.Bd -literal -offset indent +if_bwn_load="YES" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for Broadcom BCM43xx based +PCI/CardBus network adapters. +.Pp +It supports +.Cm station +and +.Cm monitor +mode operation. +Only one virtual interface may be configured at any time. +For more information on configuring this device, see +.Xr ifconfig 8 . +.Pp +This driver requires firmware to be loaded before it will work. +The +.Pa ports/net/bwn-firmware-kmod +port needs to be installed before +.Xr ifconfig 8 +will work. +Most cases you need to use bwn_v4_ucode module but if you are a +LP (low power) PHY user please uses bwn_v4_lp_ucode module. +.Sh HARDWARE +The +.Nm +driver supports Broadcom BCM43xx based wireless devices, including: +.Bl -column "Apple Airport Extreme" "BCM4306" "Mini PCI" "a/b/g" +.It Em "Card" Ta Em "Chip" Ta Em "Bus" Ta Em "Standard" +.It "Apple Airport Extreme BCM4318 PCI b/g" +.It "ASUS WL-138g BCM4318 PCI b/g" +.It "Buffalo WLI-CB-G54S BCM4318 CardBus b/g" +.It "Dell Wireless 1390 BCM4311 Mini PCI b/g" +.It "Dell Wireless 1470 BCM4318 Mini PCI b/g" +.It "Dell Truemobile 1400 BCM4309 Mini PCI b/g" +.It "HP Compaq 6715b BCM4312 PCI b/g" +.It "HP nx6125 BCM4319 PCI b/g" +.It "Linksys WPC54G Ver 3 BCM4318 CardBus b/g" +.It "Linksys WPC54GS Ver 2 BCM4318 CardBus b/g" +.It "US Robotics 5411 BCM4318 CardBus b/g" +.El +.Pp +Users of older Broadcom chipsets (BCM4301, BCM4303 and BCM4306 rev 2) +must use +.Xr bwi 4 +because the v4 version of the firmware does not support these chips. +The newer firmware is too big to fit into these old chips. +.Sh EXAMPLES +Join an existing BSS network (i.e., connect to an access point): +.Bd -literal -offset indent +ifconfig wlan create wlandev bwn0 inet 192.168.0.20 \e + netmask 0xffffff00 +.Ed +.Pp +Join a specific BSS network with network name +.Dq Li my_net : +.Pp +.Dl "ifconfig wlan create wlandev bwn0 ssid my_net up" +.Pp +Join a specific BSS network with 64-bit WEP encryption: +.Bd -literal -offset indent +ifconfig wlan create wlandev bwn0 ssid my_net \e + wepmode on wepkey 0x1234567890 weptxkey 1 up +.Ed +.Sh LOADER TUNABLES +Tunables can be set at the +.Xr loader 8 +prompt before booting the kernel or stored in +.Xr loader.conf 5 . +.Bl -tag -width indent +.It Va hw.bwn.msi_disable +This tunable disables MSI support on the hardware. +The default value is 0. +.It Va hw.bwn.usedma +This tunable enables DMA operations on the hardware. +If the value is 0, PIO mode would be used. +The default value is 1. +.El +.Sh SEE ALSO +.Xr arp 4 , +.Xr bwi 4 , +.Xr cardbus 4 , +.Xr intro 4 , +.Xr pci 4 , +.Xr wlan 4 , +.Xr wlan_amrr 4 , +.Xr ifconfig 8 , +.Xr wpa_supplicant 8 +.Sh HISTORY +The +.Nm +driver first appeared in +.Fx 8.1 . +.Sh AUTHORS +.An -nosplit +The +.Nm +driver was written by +.An Weongyo Jeong +.Aq weongyo@FreeBSD.org . +.\".Sh BUGS +.\"Some card based on the BCM4306 and BCM4309 chips do not work properly +.\"on channel 1, 2 and 3. +.Sh CAVEATS +Some LP PHY devices have DMA operation problems that in that case try to +use PIO mode. |
