1.\" $OpenBSD: de.4,v 1.11 2001/04/11 20:49:07 miod Exp $ 2.\" 3.\" Copyright (c) 1997 David E. O'Brien 4.\" 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 17.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd January 19, 1997 28.Dt DE 4 29.Os 30.Sh NAME 31.Nm de 32.Nd DEC DC21x4x (Tulip) Ethernet driver 33.Sh SYNOPSIS 34.Cd "de* at pci? dev ? function ?" 35.Sh DESCRIPTION 36The 37.Nm 38device driver supports Ethernet adapters based on the Digital 39Equipment DC21x4x based self-contained Ethernet chips. 40This includes, among others, the following models: 41.Pp 42.Bl -tag -width -offset indent -compact 43.It Asante 44.It Cogent EM100FX and EM440TX 45.It DEC PCI DE435, EISA DE425, DE450, DE500 46.It older LinkSys 10, 10/100 47.It SMC 8432, 9332, 9334 48.It ZNYX ZX3xx 49.El 50.Pp 51This driver may support other cards based on the 21040 and 21041 Ethernet 52controllers, or the 21140[A], 21141, 21142, and 21143 Fast Ethernet 53controllers. 54.Pp 55The following media types and options (as given to 56.Xr ifconfig 8 ) 57are supported: 58.Pp 59.Bl -tag -width xxx -offset indent 60.It Cm media No autoselect 61Enable autoselection of the media type and options. 62.It Cm media No 10baseT 63Set 10Mbps operation on the 10baseT port. 64.It Cm media No 10base2 65Set 10Mbps operation on the BNC port. 66.It Cm media No 10base5 67Set 10Mbps operation on the AUI port. 68.It Cm media No 100baseTX 69Set 100Mbps (Fast Ethernet) operation. 70.It Cm media No 100baseFX 71Set 100Mbps operation. 72.It Cm media No 100baseT4 73Set 100Mbps operation (4-pair cat-3 cable). 74.El 75.Pp 76The 77.Nm 78driver supports the following media options: 79.Pp 80.Bl -tag -width xxx -offset indent -compact 81.It full-duplex 82Set full duplex operation for UTP port. 83.El 84.Pp 85For more information on configuring this device, see 86.Xr ifconfig 8 . 87To view a list of media types and options supported by your card try 88.Ic ifconfig -m <device> . 89For example, 90.Ic ifconfig -m de0 . 91.Pp 92Note that the media types available depend on the particular card in use. 93Some cards are explicitly programmed to a particular media type by a 94setup utility and are not changeable. 95.Pp 96Use the 97.Xr ifconfig 8 98command an in particular the 99.Fl m 100flag to list the supported media types for your particular card. 101.Pp 102The old 103.Dq ifconfig linkN 104method of configuration is not supported. 105.Sh DIAGNOSTICS 106.Bl -diag 107.It "de%d: waking device from sleep/snooze mode" 108The 21041 and 21140A chips support suspending the operation of the card. 109.It "de%d: error: desired IRQ of %d does not match device's actual IRQ of %d" 110The device probe detected that the board is configured for a different 111interrupt than the one specified in the kernel configuration file. 112.It "de%d: not configured; limit of %d reached or exceeded" 113There is a limit of 32 114.Nm 115devices allowed in a single machine. 116.It "de%d: not configured; 21040 pass 2.0 required (%d.%d found)" 117.It "de%d: not configured; 21140 pass 1.1 required (%d.%d found)" 118Certain revisions of the chipset are not supported by this driver. 119.El 120.Sh CAVEATS 121Since the 21040 is available on both EISA and PCI boards, one must be careful 122in how defines the 21040 in the kernel config file. 123.Sh SEE ALSO 124.Xr arp 4 , 125.Xr intro 4 , 126.Xr netintro 4 , 127.Xr ifconfig 8 128.Sh AUTHORS 129The 130.Nm 131device driver was written by Matt Thomas. 132This manual page was written by David E. O'Brien. 133