1.\" $OpenBSD: jme.4,v 1.7 2014/01/29 16:15:12 naddy Exp $ 2.\" 3.\" Copyright (c) 2008 Jonathan Gray <jsg@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: January 29 2014 $ 18.Dt JME 4 19.Os 20.Sh NAME 21.Nm jme 22.Nd JMicron JMC25x/JMC26x 10/100/Gigabit Ethernet device 23.Sh SYNOPSIS 24.Cd "jme* at pci?" 25.Cd "jmphy* at mii?" 26.Sh DESCRIPTION 27The 28.Nm 29driver supports PCI Express Ethernet adapters based on the JMicron 30JMC260 10/100 and JMC250 10/100/Gigabit Ethernet chips. 31The Ethernet portion of the JMC261 10/100 and 32JMC251 10/100/Gigabit chips, 33which incorporate a card reader, 34is also supported. 35.Pp 36The 37.Nm 38driver supports IPv4 receive/transmit IP/TCP/UDP checksum offload, IPv6 39receive/transmit TCP/UDP checksum offload and VLAN tag insertion and 40stripping. 41.Pp 42The following 43.Ar media 44types are supported: 45.Pp 46.Bl -tag -width autoselect -compact 47.It Cm autoselect 48Enable autoselection of the media type and options. 49.It Cm 10baseT 50Set 10Mbps operation. 51.It Cm 100baseTX 52Set 100Mbps (Fast Ethernet) operation. 53.It Cm 1000baseT 54Set 1000Mbps (Gigabit Ethernet) operation (some models only). 55.El 56.Sh SEE ALSO 57.Xr arp 4 , 58.Xr ifmedia 4 , 59.Xr intro 4 , 60.Xr jmphy 4 , 61.Xr netintro 4 , 62.Xr pci 4 , 63.Xr hostname.if 5 , 64.Xr ifconfig 8 65.Sh HISTORY 66The 67.Nm 68device driver first appeared in 69.Ox 4.5 . 70.Sh AUTHORS 71.An -nosplit 72The 73.Nm 74driver was written by 75.An Pyun YongHyeon 76for 77.Fx 78and ported to 79.Ox 80by 81.An Jonathan Gray Aq Mt jsg@openbsd.org . 82