1.\" Written by Tom Rhodes for the FreeBSD Project. 2.\" Please see the /usr/src/COPYRIGHT file for copyright information. 3.\" 4.\" This document takes information from the IEEE 802.3 Standard 5.\" along with various comments from Peter Wemm, Robert Watson, and Bill Paul. 6.\" Originally this file looked much like the NetBSD mii(4) manual page, but 7.\" I doubt you would ever notice due to large differences. 8.\" 9.\" $FreeBSD: src/share/man/man4/miibus.4,v 1.3.2.2 2003/02/23 19:17:55 trhodes Exp $ 10.\" $DragonFly: src/share/man/man4/miibus.4,v 1.2 2003/06/17 04:36:59 dillon Exp $ 11.\" 12.Dd February 15, 2003 13.Dt MIIBUS 4 14.Os 15.Sh NAME 16.Nm miibus 17.Nd IEEE 802.3 Media Independent Interface network bus 18.Sh SYNOPSIS 19For most network interface cards (NIC): 20.Cd "device miibus" 21.Sh DESCRIPTION 22The 23.Nm 24driver provides an interconnection between the Media Access Control (MAC) 25sublayer, the Physical Layer entities (PHY), Station Management (STA) 26entities, and the PHY Layer as defined by the IEEE 802.3 Standard. 27.Pp 28The 29.Nm 30layer allows network device drivers to share common support 31code for various external PHY devices. 32Most 10/100 network interface cards either use an MII transceiver 33or have built-in transceivers that can be programmed using an MII 34interface. 35The 36.Nm 37driver currently handles all of the media detection, 38selection, and reporting using the ifmedia interface. 39A generic driver has been included for all PHYs that are not 40handled by a specific driver, this is possible because all 4110/100 PHYs implement the same general register set along with 42their vendor specific register set. 43.Pp 44The following network device drivers use the 45.Nm 46interface: 47.Pp 48.Bl -tag -compact -width ".Xr fxp 4" 49.It Xr an 4 50Aironet 4500/4800 802.11 wireless NICs 51.It Xr aue 4 52ADMtek USB Ethernet 53.It Xr awi 4 54BayStack 660 and others 55.It Xr bge 4 56Broadcom BCM570xx Gigabit Ethernet 57.It Xr cue 4 58CATC USB Ethernet 59.It Xr dc 4 60DEC/Intel 21143 and various workalikes 61.It Xr ed 4 62NE[12]000, SMC Ultra, 3c503, DS8390 cards 63.It Xr fxp 4 64Intel EtherExpress PRO/100B (82557, 82558) 65.It Xr kue 4 66Kawasaki LSI USB Ethernet 67.It Xr pcn 4 68AMD Am79C97x PCI 10/100 69.It Xr rl 4 70RealTek 8129/8139 71.It Xr sf 4 72Adaptec AIC-6915 73.It Xr sis 4 74Silicon Integrated Systems SiS 900/SiS 7016 75.It Xr ste 4 76Sundance ST201 (D-Link DFE-550TX) 77.It Xr tl 4 78Texas Instruments ThunderLAN 79.It Xr tx 4 80SMC EtherPower II (83c170) 81.It Xr vr 4 82VIA Rhine, Rhine II 83.It Xr wb 4 84Winbond W89C840F 85.It Xr xl 4 863Com 3c90x 87.El 88.Sh COMPATIBILITY 89The implementation of 90.Nm 91was originally intended to have similar API interfaces 92to 93.Bsx 3.0 94and 95.Nx , 96but as a result are not well behaved newbus device drivers. 97.Sh SEE ALSO 98.Xr an 4 , 99.Xr arp 4 , 100.Xr aue 4 , 101.Xr awi 4 , 102.Xr bge 4 , 103.Xr cue 4 , 104.Xr dc 4 , 105.Xr ed 4 , 106.Xr fxp 4 , 107.Xr kue 4 , 108.Xr netintro 4 , 109.Xr pcn 4 , 110.Xr rl 4 , 111.Xr sf 4 , 112.Xr sis 4 , 113.Xr ste 4 , 114.Xr tl 4 , 115.Xr tx 4 , 116.Xr vr 4 , 117.Xr wb 4 , 118.Xr xl 4 119.Sh STANDARDS 120More information on MII can be found in the IEEE 802.3 Standard. 121.Sh HISTORY 122The 123.Nm 124driver first appeared in 125.Fx 3.3 . 126.Sh AUTHORS 127This manual page was written by 128.An Tom Rhodes Aq trhodes@FreeBSD.org . 129