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.\" $FreeBSD$ 10.\" 11.Dd February 15, 2003 12.Dt MIIBUS 4 13.Os 14.Sh NAME 15.Nm miibus 16.Nd IEEE 802.3 Media Independent Interface network bus 17.Sh SYNOPSIS 18For most network interface cards (NIC): 19.Cd "device miibus" 20.Sh DESCRIPTION 21The 22.Nm 23driver provides an interconnection between the Media Access Control (MAC) 24sublayer, the Physical Layer entities (PHY), Station Management (STA) 25entities, and the PHY Layer as defined by the IEEE 802.3 Standard. 26.Pp 27The 28.Nm 29layer allows network device drivers to share common support 30code for various external PHY devices. 31Most 10/100 network interface cards either use an MII transceiver 32or have built-in transceivers that can be programmed using an MII 33interface. 34The 35.Nm 36driver currently handles all of the media detection, 37selection, and reporting using the ifmedia interface. 38A generic driver has been included for all PHYs that are not 39handled by a specific driver, this is possible because all 4010/100 PHYs implement the same general register set along with 41their vendor specific register set. 42.Pp 43The following network device drivers use the 44.Nm 45interface: 46.Pp 47.Bl -tag -compact -width ".Xr fxp 4" 48.It Xr an 4 49Aironet 4500/4800 802.11 wireless NICs 50.It Xr aue 4 51ADMtek USB Ethernet 52.It Xr awi 4 53BayStack 660 and others 54.It Xr bge 4 55Broadcom BCM570xx Gigabit Ethernet 56.It Xr cue 4 57CATC USB Ethernet 58.It Xr dc 4 59DEC/Intel 21143 and various workalikes 60.It Xr ed 4 61NE[12]000, SMC Ultra, 3c503, DS8390 cards 62.It Xr fxp 4 63Intel EtherExpress PRO/100B (82557, 82558) 64.It Xr gem 4 65Sun ERI, Sun GEM and Apple GMAC Ethernet 66.It Xr hme 4 67Sun HME Ethernet 68.It Xr kue 4 69Kawasaki LSI USB Ethernet 70.It Xr pcn 4 71AMD Am79C97x PCI 10/100 72.It Xr rl 4 73RealTek 8129/8139 74.It Xr sf 4 75Adaptec AIC-6915 76.It Xr sis 4 77Silicon Integrated Systems SiS 900/SiS 7016 78.It Xr ste 4 79Sundance ST201 (D-Link DFE-550TX) 80.It Xr tl 4 81Texas Instruments ThunderLAN 82.It Xr tx 4 83SMC EtherPower II (83c170) 84.It Xr vr 4 85VIA Rhine, Rhine II 86.It Xr wb 4 87Winbond W89C840F 88.It Xr xl 4 893Com 3c90x 90.El 91.Sh COMPATIBILITY 92The implementation of 93.Nm 94was originally intended to have similar API interfaces 95to 96.Bsx 3.0 97and 98.Nx , 99but as a result are not well behaved newbus device drivers. 100.Sh SEE ALSO 101.Xr an 4 , 102.Xr arp 4 , 103.Xr aue 4 , 104.Xr awi 4 , 105.Xr bge 4 , 106.Xr cue 4 , 107.Xr dc 4 , 108.Xr ed 4 , 109.Xr fxp 4 , 110.Xr gem 4 , 111.Xr hme 4 , 112.Xr kue 4 , 113.Xr netintro 4 , 114.Xr pcn 4 , 115.Xr rl 4 , 116.Xr sf 4 , 117.Xr sis 4 , 118.Xr ste 4 , 119.Xr tl 4 , 120.Xr tx 4 , 121.Xr vr 4 , 122.Xr wb 4 , 123.Xr xl 4 124.Sh STANDARDS 125More information on MII can be found in the IEEE 802.3 Standard. 126.Sh HISTORY 127The 128.Nm 129driver first appeared in 130.Fx 3.3 . 131.Sh AUTHORS 132This manual page was written by 133.An Tom Rhodes Aq trhodes@FreeBSD.org . 134