1.\" $OpenBSD: tl.4,v 1.22 2013/07/16 16:05:49 schwarze Exp $ 2.\" 3.\" Copyright (c) 1997, 1998 4.\" Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by Bill Paul. 17.\" 4. Neither the name of the author nor the names of any co-contributors 18.\" may be used to endorse or promote products derived from this software 19.\" without specific prior written permission. 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 22.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24.\" ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 25.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31.\" THE POSSIBILITY OF SUCH DAMAGE. 32.\" 33.\" $Id: tl.4,v 1.22 2013/07/16 16:05:49 schwarze Exp $ 34.\" 35.Dd $Mdocdate: July 16 2013 $ 36.Dt TL 4 37.Os 38.Sh NAME 39.Nm tl 40.Nd Texas Instruments ThunderLAN 10/100 Ethernet device 41.Sh SYNOPSIS 42.Cd "tl* at pci?" 43.Cd "lxtphy* at mii?" 44.Cd "mlphy* at mii?" 45.Cd "nsphy* at mii?" 46.Cd "tlphy* at mii?" 47.Sh DESCRIPTION 48The 49.Nm 50driver provides support for PCI Ethernet adapters based on the Texas 51Instruments ThunderLAN Ethernet controller chip. 52This includes a large number of Compaq PCI-bus Ethernet adapters as well as 53the integrated Ethernet controllers built in to several models 54of Compaq Prosignia servers and Compaq Deskpro desktop machines. 55This driver also supports the Olicom OC-2135/2138, OC-2325 and OC-2326 5610/100 TX UTP adapters and the Racore 8165 10/100baseTX and 8148 5710baseT/100baseTX/100baseFX multi-personality cards. 58.Pp 59The ThunderLAN controller has a standard MII interface that supports 60up to 32 physical interface devices (PHYs). 61It also has a built-in 10baseT PHY hardwired at MII address 31, which may be 62used in some 10Mbps-only hardware configurations. 63In 100Mbps configurations, a National Semiconductor DP83840A or other 64MII-compliant PHY may be attached to the ThunderLAN's MII bus. 65If a DP83840A or equivalent is available, the ThunderLAN chip can operate 66at either 100Mbps or 10Mbps in either half-duplex or full-duplex modes. 67The ThunderLAN's built-in PHY and the DP83840A also support autonegotiation. 68.Pp 69The 70.Nm 71driver supports the following media types: 72.Bl -tag -width full-duplex 73.It autoselect 74Enable autoselection of the media type and options. 75Note that this option is only available on those PHYs that support 76autonegotiation. 77Also, the PHY will not advertise those modes that have been explicitly 78disabled using the following media options. 79.It 10baseT 80Set 10Mbps operation. 81.It 100baseTX 82Set 100Mbps (Fast Ethernet) operation. 83.It 10base5 84Enable AUI/BNC interface (useful only with the built-in PHY). 85.El 86.Pp 87The 88.Nm 89driver supports the following media options: 90.Bl -tag -width full-duplex 91.It full-duplex 92Force full duplex operation. 93.It half-duplex 94Force half duplex operation. 95.It hw-loopback 96Enable hardware loopback mode. 97.El 98.Pp 99Note that the 100baseTX media type is only available if supported 100by the PHY. 101For more information on configuring this device, see 102.Xr ifconfig 8 . 103.Sh DIAGNOSTICS 104.Bl -diag 105.It "tl0: couldn't map memory" 106A fatal initialization error has occurred. 107.It "tl0: couldn't map interrupt" 108A fatal initialization error has occurred. 109.It "tl0: device timeout" 110The device has stopped responding to the network, or there is a problem with 111the network connection (cable). 112.It "tl0: no memory for rx list" 113The driver failed to allocate an mbuf for the receiver ring. 114.It "tl0: no memory for tx list" 115The driver failed to allocate an mbuf for the transmitter ring when 116allocating a pad buffer or collapsing an mbuf chain into a cluster. 117.El 118.Sh SEE ALSO 119.Xr arp 4 , 120.Xr ifmedia 4 , 121.Xr intro 4 , 122.Xr lxtphy 4 , 123.Xr mlphy 4 , 124.Xr netintro 4 , 125.Xr nsphy 4 , 126.Xr pci 4 , 127.Xr tlphy 4 , 128.Xr hostname.if 5 , 129.Xr ifconfig 8 130.Sh HISTORY 131The 132.Nm 133device driver first appeared in 134.Fx 2.2 . 135.Ox 136support first appeared in 137.Ox 2.4 . 138.Sh AUTHORS 139The 140.Nm 141driver was written by 142.An Bill Paul Aq Mt wpaul@ctr.columbia.edu . 143