1.\" $OpenBSD: sm.4,v 1.19 2012/06/20 19:37:15 jmc Exp $ 2.\" $NetBSD: sm.4,v 1.3 1998/08/09 00:39:02 thorpej Exp $ 3.\" 4.\" Copyright (c) 1997 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" This code is derived from software contributed to The NetBSD Foundation 8.\" by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9.\" NASA Ames Research Center. 10.\" 11.\" Redistribution and use in source and binary forms, with or without 12.\" modification, are permitted provided that the following conditions 13.\" are met: 14.\" 1. Redistributions of source code must retain the above copyright 15.\" notice, this list of conditions and the following disclaimer. 16.\" 2. Redistributions in binary form must reproduce the above copyright 17.\" notice, this list of conditions and the following disclaimer in the 18.\" documentation and/or other materials provided with the distribution. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30.\" POSSIBILITY OF SUCH DAMAGE. 31.\" 32.Dd $Mdocdate: June 20 2012 $ 33.Dt SM 4 34.Os 35.Sh NAME 36.Nm sm 37.Nd SMC91C9x and SMC91C1xx-based 10/100 Ethernet device 38.Sh SYNOPSIS 39.Cd "sm0 at isa? port 0x300 irq 10" 40.Cd "sm* at pcmcia?" 41.Cd "nsphy* at mii?" 42.Sh DESCRIPTION 43The 44.Nm 45device driver supports SMC91C9x and SMC91C1xx-based Ethernet interfaces. 46.Pp 47The ISA attachment of the 48.Nm 49driver supports any SMC91C9x-based Ethernet interface on the ISA 50bus, including the EFA Info*Express SVC VLB interface, and the 51on-board SMC91C9x Ethernet found in many embedded PCs and laptop 52docking stations. 53.Pp 54The PCMCIA attachment of the 55.Nm 56driver supports Megahertz X-JACK Ethernet cards, NewMedia BASICS Ethernet 57cards, and SMC EtherEZ 8020 series cards. 58.Sh MEDIA SELECTION 59The SMC91C1xx supports the following media types: 60.Bl -tag -width full-duplex 61.It autoselect 62Enable autoselection of the media type and options. 63The user can manually override the autoselected mode by adding media options 64to the appropriate 65.Xr hostname.if 5 66file. 67.It 10baseT 68Set 10Mbps operation. 69The 70.Ar mediaopt 71option can also be used to select either 72.Ar full-duplex 73or 74.Ar half-duplex 75modes. 76.It 100baseTX 77Set 100Mbps (Fast Ethernet) operation. 78The 79.Ar mediaopt 80option can also be used to select either 81.Ar full-duplex 82or 83.Ar half-duplex 84modes. 85.El 86.Pp 87The SMC91C9x supports AUI and UTP media types: 88.Pp 89To enable the AUI media, select the 90.Em 10base5 91or 92.Em aui 93media type with 94.Xr ifconfig 8 Ns 's 95.Sq media 96directive. 97To select UTP, select the 98.Em 10baseT 99or 100.Em utp 101media type. 102.Pp 103For more information on configuring this device, see 104.Xr ifconfig 8 . 105.Sh DIAGNOSTICS 106.Bl -diag 107.It "sm0: unable to read MAC address from CIS" 108This indicates that the Ethernet address, which is stored in the 109CIS information on the Megahertz X-JACK PCMCIA Ethernet card, is 110corrupted. 111.El 112.Sh SEE ALSO 113.Xr arp 4 , 114.Xr ifmedia 4 , 115.Xr intro 4 , 116.Xr isa 4 , 117.Xr netintro 4 , 118.Xr nsphy 4 , 119.Xr pcmcia 4 , 120.Xr hostname.if 5 , 121.Xr ifconfig 8 122