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diff --git a/share/man/man4/an.4 b/share/man/man4/an.4 new file mode 100644 index 0000000..608a4ed --- /dev/null +++ b/share/man/man4/an.4 @@ -0,0 +1,144 @@ +.\" Copyright (c) 1997, 1998, 1999 +.\" Bill Paul <wpaul@ee.columbia.edu>. 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. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by Bill Paul. +.\" 4. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD +.\" 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 July 16, 2005 +.Dt AN 4 +.Os +.Sh NAME +.Nm an +.Nd "Aironet Communications 4500/4800 wireless network adapter 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 an" +.Cd "device wlan" +.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_an_load="YES" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for Aironet Communications 4500 and 4800 +wireless network adapters and variants, including the following: +.Pp +.Bl -bullet -compact -offset indent +.It +Aironet Communications 4500 and 4800 series +.It +Cisco Aironet 340 and 350 series +.It +Xircom Wireless Ethernet Adapter +.El +.Pp +Support for these devices include the ISA, PCI and PCMCIA +varieties. +The Aironet 4500 series adapters operate at 1 and 2Mbps while +the Aironet 4800 series and Cisco adapters can operate at 1, 2, 5.5 and 11Mbps. +The ISA, PCI +and PCMCIA devices are all based on the same core PCMCIA modules +and all have the same programming interface, however unlike the +Lucent WaveLAN/IEEE cards, the ISA and PCI cards appear to the +host as normal ISA and PCI devices and do not require any PCCARD +support. +.Pp +The PCMCIA Aironet cards require PC Card support, including the +kernel +.Xr pccard 4 +driver. +ISA cards can either be configured to use ISA Plug and Play +or to use a particular I/O address and IRQ +by properly setting the DIP switches on the board. +(The default +switch setting is for Plug and Play.) +The +.Nm +driver has Plug and Play support and will work in either configuration, +however when using a hard-wired I/O address and IRQ, the driver +configuration and the NIC's switch settings must agree. +PCI cards +require no switch settings of any kind and will be automatically +probed and attached. +.Pp +All host/device interaction with the Aironet cards is via programmed I/O. +The Aironet devices support 802.11 and 802.3 frames, power management, +BSS (infrastructure) and IBSS (ad-hoc) operation modes. +The +.Nm +driver encapsulates all IP and ARP traffic as 802.11 frames, however +it can receive either 802.11 or 802.3 frames. +Transmit speed is +selectable between 1Mbps, 2Mbps, 5.5Mbps, 11Mbps or +"auto" (the NIC automatically chooses the best speed). +.Pp +By default, the +.Nm +driver configures the Aironet card for infrastructure operation. +.Pp +For more information on configuring this device, see +.Xr ifconfig 8 . +.Sh DIAGNOSTICS +.Bl -diag +.It "an%d: init failed" +The Aironet card failed to become ready after an initialization command was +issued. +.It "an%d: failed to allocate %d bytes on NIC" +The driver was unable to allocate memory for transmit frames in the +NIC's on-board RAM. +.It "an%d: device timeout" +The Aironet card failed to generate an interrupt to acknowledge a transmit +command. +.El +.Sh SEE ALSO +.Xr altq 4 , +.Xr arp 4 , +.Xr miibus 4 , +.Xr netintro 4 , +.Xr wlan 4 , +.Xr ancontrol 8 , +.Xr ifconfig 8 +.Sh HISTORY +The +.Nm +device driver first appeared in +.Fx 4.0 . +.Sh AUTHORS +The +.Nm +driver was written by +.An Bill Paul Aq wpaul@ee.columbia.edu . |