1.\" $OpenBSD: nge.4,v 1.41 2022/02/17 12:24:08 jsg Exp $ 2.\" Copyright (c) 2001 Wind River Systems 3.\" Copyright (c) 1997, 1998, 1999, 2000, 2001 4.\" Bill Paul <wpaul@bsdi.com>. 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.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by Bill Paul. 17.\" 4. Neither the name of the author nor the names of any co-contributors 18.\" may be used to endorse or promote products derived from this software 19.\" without specific prior written permission. 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 22.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24.\" ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 25.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31.\" THE POSSIBILITY OF SUCH DAMAGE. 32.\" 33.\" $FreeBSD: nge.4,v 1.11 2002/08/08 18:30:39 ambrisko Exp $ 34.\" 35.Dd $Mdocdate: February 17 2022 $ 36.Dt NGE 4 37.Os 38.Sh NAME 39.Nm nge 40.Nd National Semiconductor PCI 10/100/1Gb Ethernet device 41.Sh SYNOPSIS 42.Cd "nge* at pci?" 43.Cd "nsgphy* at mii?" 44.Sh DESCRIPTION 45The 46.Nm 47driver provides support for various NICs based on the National Semiconductor 48DP83820 and DP83821 Gigabit Ethernet controller chips, including the 49following: 50.Pp 51.Bl -bullet -compact 52.It 53Addtron AEG320T 54.It 55Ark PC SOHO-GA2500T (32-bit PCI) and SOHO-GA2000T (64-bit PCI) 56.It 57Asante FriendlyNet GigaNIX 1000TA and 1000TPC 58.It 59D-Link DGE-500T 60.It 61Linksys EG1032v1 (32-bit PCI) and EG1064v1 (64-bit PCI) 62.It 63Netgear GA621 64.It 65Netgear GA622T 66.It 67SMC EZ Card 1000 (SMC9462TX) 68.It 69Surecom Technology EP-320G-TX 70.It 71TRENDnet TEG-PCITX (32-bit PCI) and TEG-PCITX2 (64-bit PCI) 72.El 73.Pp 74The 75.Nm 76driver supports IPv4 receive IP/TCP/UDP checksum offload, VLAN tag 77insertion and stripping, as well as a 2048-bit multicast hash filter 78and up to 4 pattern match buffers. 79.Pp 80The 81.Nm 82driver also supports jumbo frames. 83.Pp 84The 85.Nm 86driver supports the following media types: 87.Bl -tag -width full-duplex 88.It Cm autoselect 89Enable autoselection of the media type and options. 90The user can manually override 91the autoselected mode by adding media options to the appropriate 92.Xr hostname.if 5 93file. 94.It Cm 10baseT 95Set 10Mbps operation. 96The 97.Xr ifconfig 8 98.Ic mediaopt 99option can also be used to select either 100.Cm full-duplex 101or 102.Cm half-duplex 103modes. 104.It Cm 100baseTX 105Set 100Mbps (Fast Ethernet) operation. 106The 107.Xr ifconfig 8 108.Ic mediaopt 109option can also be used to select either 110.Cm full-duplex 111or 112.Cm half-duplex 113modes. 114.It Cm 1000baseT 115Set 1000baseT operation over twisted pair. 116Both 117.Cm full-duplex 118and 119.Cm half-duplex 120modes are supported. 121.It Cm 1000baseSX 122Set 1000Mbps (Gigabit Ethernet) operation. 123Both 124.Cm full-duplex 125and 126.Cm half-duplex 127modes are supported. 128.El 129.Pp 130The 131.Nm 132driver supports the following media options: 133.Bl -tag -width full-duplex 134.It Cm full-duplex 135Force full duplex operation. 136.It Cm half-duplex 137Force half duplex operation. 138.El 139.Pp 140For more information on configuring this device, see 141.Xr ifconfig 8 . 142.Sh SEE ALSO 143.Xr arp 4 , 144.Xr ifmedia 4 , 145.Xr intro 4 , 146.Xr netintro 4 , 147.Xr nsgphy 4 , 148.Xr pci 4 , 149.Xr hostname.if 5 , 150.Xr ifconfig 8 151.Rs 152.%T National Semiconductor DP83820 datasheet 153.Re 154.Rs 155.%T National Semiconductor DP83861 datasheet 156.Re 157.Sh HISTORY 158The 159.Nm 160device driver first appeared in 161.Ox 3.0 . 162.Sh AUTHORS 163The 164.Nm 165driver was written by 166.An Bill Paul Aq Mt wpaul@bsdi.com . 167