xref: /freebsd/share/man/man4/bfe.4 (revision 94cba8034ba53725c225c85e35724f0c2b13cea5)
1.\"
2.\" Copyright (c) 2003 Stuart Walsh
3.\"
4.\" All rights reserved.
5.\"
6.\" Redistribution and use in source and binary forms, with or without
7.\" modification, are permitted provided that the following conditions
8.\" are met:
9.\" 1. Redistributions of source code must retain the above copyright
10.\"    notice, this list of conditions and the following 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 DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25.\"
26.\" $FreeBSD$
27.\"
28.Dd July 16, 2005
29.Dt BFE 4
30.Os
31.Sh NAME
32.Nm bfe
33.Nd "Broadcom BCM4401 Ethernet Device Driver"
34.Sh SYNOPSIS
35To compile this driver into the kernel,
36place the following lines in your
37kernel configuration file:
38.Bd -ragged -offset indent
39.Cd "device miibus"
40.Cd "device bfe"
41.Ed
42.Pp
43Alternatively, to load the driver as a
44module at boot time, place the following line in
45.Xr loader.conf 5 :
46.Bd -literal -offset indent
47if_bfe_load="YES"
48.Ed
49.Sh DESCRIPTION
50The
51.Nm
52driver provides support for Broadcom BCM4401 based Fast Ethernet adapters.
53.Pp
54The
55.Nm
56driver supports the following media types:
57.Bl -tag -width ".Cm 10baseT/UTP"
58.It Cm autoselect
59Enable autoselection of the media type and options.
60.It Cm 10baseT/UTP
61Set 10Mbps operation.
62.It Cm 100baseTX
63Set 100Mbps (Fast Ethernet) operation.
64.El
65.Pp
66The
67.Nm
68driver supports the following media options:
69.Bl -tag -width ".Cm full-duplex"
70.It Cm full-duplex
71Set full duplex operation.
72.El
73.Pp
74For further information on configuring this device, see
75.Xr ifconfig 8 .
76.Sh DIAGNOSTICS
77.Bl -diag
78.It "bfe%d: couldn't map memory"
79A fatal initialization error has occurred.
80.It "bfe%d: couldn't map interrupt"
81A fatal initialization error has occurred.
82.It "bfe%d: failed to allocate DMA resources"
83There are not enough mbufs available for allocation.
84.It "bfe%d: watchdog timeout -- resetting"
85The device has stopped responding to the network, or there is a problem with
86the network connection (cable).
87.El
88.Sh SEE ALSO
89.Xr altq 4 ,
90.Xr arp 4 ,
91.Xr miibus 4 ,
92.Xr netintro 4 ,
93.Xr ng_ether 4 ,
94.Xr ifconfig 8
95.Sh HISTORY
96The
97.Nm
98device driver first appeared in
99.Fx 5.1 .
100.Sh AUTHORS
101.An -nosplit
102The
103.Nm
104device driver was written by
105.An Stuart Walsh
106and
107.An Duncan Barclay .
108This manual page was written by
109.An Stuart Walsh .
110