1.\" $OpenBSD: lge.4,v 1.15 2005/08/23 18:15:59 jmc Exp $ 2.\" Copyright (c) 2001 Wind River Systems 3.\" Copyright (c) 1997, 1998, 1999, 2000, 2001 4.\" Bill Paul <william.paul@windriver.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: src/share/man/man4/lge.4,v 1.3 2001/07/06 08:34:13 ru Exp $ 34.\" 35.Dd May 30, 2001 36.Dt LGE 4 37.Os 38.Sh NAME 39.Nm lge 40.Nd "Level 1 LXT1001 NetCellerator PCI Gigabit Ethernet adapter driver" 41.Sh SYNOPSIS 42.Cd "lge* at pci?" 43.Sh DESCRIPTION 44The 45.Nm 46driver provides support for various NICs based on the Level 1 LXT1001 47NetCellerator Gigabit Ethernet controller chip, including the 48following: 49.Pp 50.Bl -bullet -compact 51.It 52Allied Telesis CentreCOM LA1000-PCI-SX 53.It 54D-Link DGE-500SX 55.It 56SMC TigerCard 1000 (SMC9462SX) 57.El 58.Pp 59These NICs are capable of 1000Mbps speeds over fiber optic cable. 60The LXT1001 also supports a GMII port for use with 10/100/1000 copper 61PHYs, however there aren't currently any NICs on the market that use 62this feature. 63.Pp 64The LXT1001 supports TCP/IP checksum offload for receive and 65VLAN-based filtering as well as a 64-bit multicast hash filter. 66It also supports jumbo frames, which can be configured 67via the interface MTU setting. 68Selecting an MTU larger than 1500 bytes with the 69.Xr ifconfig 8 70utility configures the adapter to receive and transmit jumbo frames. 71Using jumbo frames can greatly improve performance for certain tasks, 72such as file transfers and data streaming. 73.Pp 74The 75.Nm 76driver supports the following media types: 77.Bl -tag -width full-duplex 78.It Cm autoselect 79Enable autoselection of the media type and options. 80The user can manually override 81the autoselected mode by adding media options to the appropriate 82.Xr hostname.if 5 83file. 84.It Cm 1000baseSX 85Set 1000baseSX operation over fiber optic cable. 86Both 87.Cm full-duplex 88and 89.Cm half-duplex 90modes are supported. 91.El 92.Pp 93The 94.Nm 95driver supports the following media options: 96.Bl -tag -width full-duplex 97.It Cm full-duplex 98Force full duplex operation. 99.It Cm half-duplex 100Force half duplex operation. 101.El 102.Pp 103For more information on configuring this device, see 104.Xr ifconfig 8 . 105.Sh DIAGNOSTICS 106.Bl -diag 107.It "lge%d: couldn't map memory" 108A fatal initialization error has occurred. 109.It "lge%d: couldn't map ports" 110A fatal initialization error has occurred. 111.It "lge%d: couldn't map interrupt" 112A fatal initialization error has occurred. 113.It "lge%d: no memory for softc struct!" 114The driver failed to allocate memory for per-device instance information 115during initialization. 116.It "lge%d: failed to enable memory mapping!" 117The driver failed to initialize PCI shared memory mapping. 118This might 119happen if the card is not in a bus-master slot. 120.It "lge%d: no memory for jumbo buffers!" 121The driver failed to allocate memory for jumbo frames during 122initialization. 123.It "lge%d: watchdog timeout" 124The device has stopped responding to the network, or there is a problem with 125the network connection (cable). 126.El 127.Sh SEE ALSO 128.Xr arp 4 , 129.Xr ifmedia 4 , 130.Xr intro 4 , 131.Xr netintro 4 , 132.Xr pci 4 , 133.Xr hostname.if 5 , 134.Xr ifconfig 8 135.Rs 136.%T Level 1 LXT1001 Programming Manual 137.%O http://people.freebsd.org/~wpaul/Level1/LXT1001SRM.pdf 138.Re 139.Sh HISTORY 140The 141.Nm 142device driver first appeared in 143.Ox 3.0 . 144.Sh AUTHORS 145The 146.Nm 147driver was written by 148.An Bill Paul Aq william.paul@windriver.com . 149