1.\" 2.\" Copyright (c) 1997 David E. O'Brien 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: head/share/man/man4/de.4 213573 2010-10-08 12:40:16Z uqs $ 27.\" 28.Dd April 11, 2015 29.Dt DE 4 30.Os 31.Sh NAME 32.Nm de 33.Nd "DEC DC21x4x Ethernet device driver" 34.Sh SYNOPSIS 35To compile this driver into the kernel, 36place the following line in your 37kernel configuration file: 38.Bd -ragged -offset indent 39.Cd "device de" 40.Ed 41.\".Pp 42.\"Alternatively, to load the driver as a 43.\"module at boot time, place the following line in 44.\".Xr loader.conf 5 : 45.\".Bd -literal -offset indent 46.\"if_de_load="YES" 47.\".Ed 48.Sh DESCRIPTION 49The 50.Nm 51driver provides support for the Ethernet adapters based on the Digital 52Equipment DC21x4x based self-contained Ethernet and Fast Ethernet 53chips. 54.Pp 55The 56.Nm 57driver supports the following media types: 58.Bl -tag -width xxxxxxxxxxxxxxx 59.It autoselect 60Enable autoselection of the media type and options 61.It 10baseT/UTP 62Set 10Mbps operation on the 10baseT port 63.It 10base2/BNC 64Set 10Mbps operation on the BNC port 65.It 10base5/AUI 66Set 10Mbps operation on the AUI port 67.It 100baseTX 68Set 100Mbps (Fast Ethernet) operation 69.It 100baseFX 70Set 100Mbps operation 71.It 100baseT4 72Set 100Mbps operation (4-pair cat-3 cable) 73.El 74.Pp 75The 76.Nm 77driver supports the following media options: 78.Bl -tag -width xxxxxxxxxxxxxxx 79.It full-duplex 80Set full duplex operation 81.El 82.Pp 83Note that the media types available depend on the particular card in use. 84Some cards are explicitly programmed to a particular media type by a 85setup utility and are not changeable. 86.Pp 87Use the 88.Xr ifconfig 8 89command and in particular the 90.Fl m 91flag to list the supported media types for your particular card. 92.Pp 93The old 94.Dq ifconfig linkN 95method of configuration is not supported. 96.Sh HARDWARE 97Adapters supported by the 98.Nm 99driver include: 100.Pp 101.Bl -bullet -compact 102.It 103Adaptec ANA-6944/TX 104.It 105Cogent EM100FX and EM440TX 106.It 107Corega FastEther PCI-TX 108.It 109D-Link DFE-500TX 110.It 111DEC DE435, DEC DE450, and DEC DE500 112.It 113ELECOM LD-PCI2T, LD-PCITS 114.It 115Microsoft Virtual PC and the legacy adapter in Hyper-V 116.It 117I-O DATA LA2/T-PCI 118.It 119SMC Etherpower 8432, 9332 and 9334 120.It 121ZNYX ZX3xx 122.El 123.Sh DIAGNOSTICS 124.Bl -diag 125.It "de%d: waking device from sleep/snooze mode" 126The 21041 and 21140A chips support suspending the operation of the card. 127.It "de%d: error: desired IRQ of %d does not match device's actual IRQ of %d" 128The device probe detected that the board is configured for a different 129interrupt than the one specified in the kernel configuration file. 130.It "de%d: not configured; limit of %d reached or exceeded" 131There is a limit of 32 132.Nm 133devices allowed in a single machine. 134.It "de%d: not configured; 21040 pass 2.0 required (%d.%d found)" 135.It "de%d: not configured; 21140 pass 1.1 required (%d.%d found)" 136Certain revisions of the chipset are not supported by this driver. 137.El 138.Sh SEE ALSO 139.Xr altq 4 , 140.Xr arp 4 , 141.Xr ifmedia 4 , 142.Xr netintro 4 , 143.Xr ng_ether 4 , 144.Xr ifconfig 8 145.Sh AUTHORS 146.An -nosplit 147The 148.Nm 149device driver was written by 150.An Matt Thomas . 151This manual page was written by 152.An David E. O'Brien . 153