1.\" Copyright (c) 1997, 1998, 1999, 2000-2003 2.\" Bill Paul <wpaul@windriver.com>. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by Bill Paul. 15.\" 4. Neither the name of the author nor the names of any co-contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 23.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 29.\" THE POSSIBILITY OF SUCH DAMAGE. 30.\" 31.\" $FreeBSD: /repoman/r/ncvs/src/share/man/man4/axe.4,v 1.3 2003/05/29 21:28:35 ru Exp $ 32.\" $OpenBSD: mos.4,v 1.3 2008/11/03 00:02:48 jsg Exp $ 33.\" 34.Dd $Mdocdate: November 3 2008 $ 35.Dt MOS 4 36.Os 37.Sh NAME 38.Nm mos 39.Nd MOSCHIP MCS7730/7830 10/100 USB 2.0 Ethernet device 40.Sh SYNOPSIS 41.Cd "mos* at uhub?" 42.Cd "ukphy* at mii?" 43.Sh DESCRIPTION 44The 45.Nm 46driver provides support for USB Ethernet adapters based on the Moschip 47MCS7730 and MCS7830 USB 2.0 chipsets, including the 48following: 49.Pp 50.Bl -tag -width Ds -offset indent -compact 51.It Delock 61147 52.It Sitecom LN-030 53.It Syba SY-U2LAN 54.El 55.Pp 56All adapters operate with either USB 1.x or USB 2.0 controllers, 57though performance with 1.x controllers is limited since 58the USB 1.x standard specifies a maximum transfer speed of 12Mbps. 59Users with USB 1.x controllers should therefore not expect to actually 60achieve 100Mbps speeds with these devices. 61.Pp 62A 64-bit multicast hash table is supported, 63single perfect filter entry for the station address, 64all-multicast mode, and promiscuous mode. 65Packets are 66received and transmitted over separate USB bulk transfer endpoints. 67.Pp 68The 69.Nm 70driver supports the following media types: 71.Bl -tag -width "autoselect" 72.It autoselect 73Enable autoselection of the media type and options (this is the default). 74The user can manually override the autoselected mode by adding media 75options to the appropriate 76.Xr hostname.if 5 77file. 78.It 10baseT 79Set 10Mbps operation. 80.It 100baseTX 81Set 100Mbps (Fast Ethernet) operation. 82.El 83.Pp 84The 85.Tm 86driver supports the following media options: 87.Bl -tag -width "full-duplex" 88.It full-duplex 89Force full-duplex operation. 90.It half-duplex 91Force half-duplex operation. 92.El 93.Pp 94For more information on configuring this device, see 95.Xr ifconfig 8 . 96.Sh DIAGNOSTICS 97.Bl -diag 98.It "mos%d: watchdog timeout" 99A packet was queued for transmission and a transmit command was 100issued, however the device failed to acknowledge the transmission 101before a timeout expired. 102.It "mos%d: no memory for rx list" 103The driver failed to allocate an mbuf for the receiver ring. 104.El 105.Sh SEE ALSO 106.Xr arp 4 , 107.Xr ifmedia 4 , 108.Xr intro 4 , 109.Xr netintro 4 , 110.Xr rlphy 4 , 111.Xr ukphy 4 , 112.Xr usb 4 , 113.Xr hostname.if 5 , 114.Xr ifconfig 8 115.Rs 116.%T "Moschip India" 117.%O http://www.moschip.com 118.Re 119.Sh HISTORY 120The 121.Nm 122device driver first appeared in 123.Ox 4.5 . 124.Sh AUTHORS 125.An -nosplit 126The 127.Nm 128driver was written by 129.An Johann Christian Rode Aq jcrode@gmx.net . 130