1.\" $NetBSD: wm.4,v 1.21 2011/04/23 16:46:51 tron Exp $ 2.\" 3.\" Copyright 2002, 2003 Wasabi Systems, Inc. 4.\" All rights reserved. 5.\" 6.\" Written by Jason R. Thorpe for Wasabi Systems, Inc. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. All advertising materials mentioning features or use of this software 17.\" must display the following acknowledgement: 18.\" This product includes software developed for the NetBSD Project by 19.\" Wasabi Systems, Inc. 20.\" 4. The name of Wasabi Systems, Inc. may not be used to endorse 21.\" or promote products derived from this software without specific prior 22.\" written permission. 23.\" 24.\" THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 25.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 28.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34.\" POSSIBILITY OF SUCH DAMAGE. 35.\" 36.Dd April 23, 2011 37.Dt WM 4 38.Os 39.Sh NAME 40.Nm wm 41.Nd Intel i8254x Gigabit Ethernet driver 42.Sh SYNOPSIS 43.Cd "wm* at pci? dev ? function ?" 44.Pp 45Configuration of PHYs may also be necessary. 46See 47.Xr mii 4 . 48.Sh DESCRIPTION 49The 50.Nm 51device driver supports Gigabit Ethernet interfaces based on the Intel 52i8254x family of Gigabit Ethernet chips. 53The interfaces supported by the 54.Nm 55driver include: 56.Bl -bullet 57.It 58Intel i82542 1000BASE-X Ethernet 59.It 60Intel i82543GC 1000BASE-X Ethernet 61.It 62Intel i82543GC 1000BASE-T Ethernet 63.It 64Intel i82544EI 1000BASE-T Ethernet 65.It 66Intel i82544EI 1000BASE-X Ethernet 67.It 68Intel i82544GC 1000BASE-T Ethernet 69.It 70Intel i82544GC (LOM) 1000BASE-T Ethernet 71.It 72Intel i82540EM 1000BASE-T Ethernet 73.It 74Intel i82540EM (LOM) 1000BASE-T Ethernet 75.It 76Intel i82540EP 1000BASE-T Ethernet 77.It 78Intel i82541EI 1000BASE-T Ethernet 79.It 80Intel i82541EI (Mobile) 1000BASE-T Ethernet 81.It 82Intel i82541ER 1000BASE-T Ethernet 83.It 84Intel i82541GI 1000BASE-T Ethernet 85.It 86Intel i82541PI 1000BASE-T Ethernet 87.It 88Intel i82545EM 1000BASE-T Ethernet 89.It 90Intel i82545EM 1000BASE-X Ethernet 91.It 92Intel i82545GB 1000BASE-T Ethernet 93.It 94Intel i82545GB 1000BASE-X Ethernet 95.It 96Intel i82545GM 1000BASE-T Ethernet 97.It 98Intel i82546EB 1000BASE-T Ethernet 99.Pq dual-port 100.It 101Intel i82546EB 1000BASE-X Ethernet 102.Pq dual-port 103.It 104Intel i82546GB 1000BASE-T Ethernet 105.Pq dual-port 106.It 107Intel i82546GB 1000BASE-X Ethernet 108.Pq dual-port 109.It 110Intel i82547EI 1000BASE-T Ethernet 111.Pq CSA 112.It 113Intel i82547GI 1000BASE-T Ethernet 114.Pq CSA 115.It 116Intel i82571 1000BASE-T Ethernet 117.Pq dual-port 118.It 119Intel i82572 1000BASE-T Ethernet 120.It 121Intel i82573 1000BASE-T Ethernet 122.It 123Intel i82801H (ICH8 LAN) 1000BASE-T Ethernet 124.It 125Intel i82801I (ICH9 LAN) 1000BASE-T Ethernet 126.It 127Intel i80003 1000BASE-T Ethernet 128.El 129.Pp 130In addition to Intel's own 131.Dq PRO/1000 132line of Gigabit Ethernet interfaces, these chips also appear on 133some server systems, processor evaluation boards, and in embedded 134systems. 135.Pp 136The i8254x supports IPv4/TCP/UDP checksumming and TCP segmentation 137in hardware. 138The 139.Nm 140driver supports these features of the chip. 141See 142.Xr ifconfig 8 143for information on how to enable this feature. 144.\" .Sh DIAGNOSTICS 145.\" XXX to be done. 146.Sh SEE ALSO 147.Xr arp 4 , 148.Xr ifmedia 4 , 149.Xr mii 4 , 150.Xr netintro 4 , 151.Xr pci 4 , 152.Xr ifconfig 8 153.Sh HISTORY 154The 155.Nm 156driver first appeared in 157.Nx 1.6 . 158.Sh AUTHORS 159The 160.Nm 161driver was written by 162.An Jason R. Thorpe Aq thorpej@wasabisystems.com . 163.Sh BUGS 164The Intel i82545GM and i82546GB controllers with internal SERDES are 165not currently supported. 166