1.\" $OpenBSD: hme.4,v 1.12 2009/01/20 08:12:35 jmc Exp $ 2.\" 3.\" Copyright (c) 1998 Jason L. Wright (jason@thought.net) 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 AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 19.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 23.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 24.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd $Mdocdate: January 20 2009 $ 28.Dt HME 4 29.Os 30.Sh NAME 31.Nm hme 32.Nd Sun Happy Meal 10/100 Ethernet device 33.Sh SYNOPSIS 34.Cd "hme* at pci?" 35.Cd "hme* at sbus?" 36.Cd "luphy* at mii?" 37.Cd "nsphy* at mii?" 38.Cd "qsphy* at mii?" 39.Sh DESCRIPTION 40The 41.Nm 42interface provides access to the 10Mb/s and 100Mb/s Ethernet networks via the 43.Tn National 44DP83840 45Ethernet 10/100 Mb/s Physical Layer 46or the 47.Tn Quality 48QS6612 49Ethernet MII Transceiver for Category 5 Twisted Pair Cable 50chip sets. 51The 52.Nm 53is found on the SunSwift and Sun QuadFastEthernet boards. 54.Pp 55When a 56.Nm 57interface is brought up, by default, it will attempt to auto-negotiate the 58link speed and duplex. 59The speeds, in order of attempt, are: 60100 Mb/s Full Duplex, 100 Mb/s Half Duplex, 10 Mb/s Full Duplex, and 6110 Mb/s Half Duplex. 62.Pp 63The 64.Nm 65supports several media types, which are selected via the 66.Xr ifconfig 8 67command. 68The supported media types are: 69.Bl -tag -width "media autoselect" -offset indent 70.It media autoselect 71Attempt to autoselect the media type (default) 72.It media 100baseTX mediaopt full-duplex 73Use 100baseTX, full duplex 74.It media 100baseTX 75Use 100baseTX, half duplex 76.It media 10baseT mediaopt full-duplex 77Use 10baseT, full duplex 78.It media 10baseT 79Use 10baseT, half duplex 80.El 81.Sh SEE ALSO 82.Xr arp 4 , 83.Xr be 4 , 84.Xr ie 4 , 85.Xr ifmedia 4 , 86.Xr inet 4 , 87.Xr intro 4 , 88.Xr le 4 , 89.Xr luphy 4 , 90.Xr netintro 4 , 91.Xr qe 4 , 92.Xr sbus 4 , 93.Xr hostname.if 5 , 94.Xr ifconfig 8 95.Rs 96.%T "STP2002QFP Fast Ethernet, Parallel Port, SCSI (FEPS) User's Guide" 97.%D April 1996 98.%A Sun Microelectronics 99.Re 100.Sh HISTORY 101.Ox 102support for the 103.Nm 104first appeared in 105.Ox 2.4 . 106.Sh CAVEATS 107The 108.Nm 109SBus cards will not function in a sun4c class machine, 110due to PROM limitations. 111