1.\" Copyright (c) 1997, 1998 2.\" Bill Paul <wpaul@ctr.columbia.edu>. 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.\" $FreeBSD$ 32.\" 33.Dd July 16, 2005 34.Dt TL 4 35.Os 36.Sh NAME 37.Nm tl 38.Nd "Texas Instruments ThunderLAN Ethernet device driver" 39.Sh SYNOPSIS 40To compile this driver into the kernel, 41place the following lines in your 42kernel configuration file: 43.Bd -ragged -offset indent 44.Cd "device miibus" 45.Cd "device tl" 46.Ed 47.Pp 48Alternatively, to load the driver as a 49module at boot time, place the following line in 50.Xr loader.conf 5 : 51.Bd -literal -offset indent 52if_tl_load="YES" 53.Ed 54.Sh DESCRIPTION 55The 56.Nm 57driver provides support for PCI Ethernet adapters based on the Texas 58Instruments ThunderLAN Ethernet controller chip. 59.Pp 60The ThunderLAN controller has a standard MII interface that supports 61up to 32 physical interface devices (PHYs). 62It also has a built-in 6310baseT PHY hardwired at MII address 31, which may be used in some 6410Mbps-only hardware configurations. 65In 100Mbps configurations, a 66National Semiconductor DP83840A or other MII-compliant PHY may be 67attached to the ThunderLAN's MII bus. 68If a DP83840A or equivalent 69is available, the ThunderLAN chip can operate at either 100Mbps or 7010Mbps in either half-duplex or full-duplex modes. 71The ThunderLAN's 72built-in PHY and the DP83840A also support autonegotiation. 73.Pp 74The 75.Nm 76driver supports the following media types: 77.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 78.It autoselect 79Enable autoselection of the media type and options. 80Note that this 81option is only available on those PHYs that support autonegotiation. 82Also, the PHY will not advertise those modes that have been explicitly 83disabled using the following media options. 84.It 10baseT/UTP 85Set 10Mbps operation. 86.It 100baseTX 87Set 100Mbps (Fast Ethernet) operation. 88.It 10base5/AUI 89Enable AUI/BNC interface (useful only with the built-in PHY). 90.El 91.Pp 92The 93.Nm 94driver supports the following media options: 95.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 96.It full-duplex 97Force full duplex operation. 98.It half-duplex 99Force half duplex operation. 100.It hw-loopback 101Enable hardware loopback mode. 102.El 103.Pp 104Note that the 100baseTX media type is only available if supported 105by the PHY. 106For more information on configuring this device, see 107.Xr ifconfig 8 . 108.Sh HARDWARE 109The 110.Nm 111driver supports Texas Instruments ThunderLAN based 112Ethernet and Fast Ethernet adapters including a large 113number of Compaq PCI Ethernet adapters. 114Also supported are: 115.Pp 116.Bl -bullet -compact 117.It 118Olicom OC-2135/2138 10/100 TX UTP adapter 119.It 120Olicom OC-2325/OC-2326 10/100 TX UTP adapter 121.It 122Racore 8148 10baseT/100baseTX/100baseFX adapter 123.It 124Racore 8165 10/100baseTX adapter 125.El 126.Pp 127The 128.Nm 129driver also supports the built-in Ethernet adapters of 130various Compaq Prosignia servers and Compaq Deskpro desktop 131machines including: 132.Pp 133.Bl -bullet -compact 134.It 135Compaq Netelligent 10 136.It 137Compaq Netelligent 10 T PCI UTP/Coax 138.It 139Compaq Netelligent 10/100 140.It 141Compaq Netelligent 10/100 Dual-Port 142.It 143Compaq Netelligent 10/100 Proliant 144.It 145Compaq Netelligent 10/100 TX Embedded UTP 146.It 147Compaq Netelligent 10/100 TX UTP 148.It 149Compaq NetFlex 3P 150.It 151Compaq NetFlex 3P Integrated 152.It 153Compaq NetFlex 3P w/BNC 154.El 155.Sh DIAGNOSTICS 156.Bl -diag 157.It "tl%d: couldn't map memory" 158A fatal initialization error has occurred. 159.It "tl%d: couldn't map interrupt" 160A fatal initialization error has occurred. 161.It "tl%d: device timeout" 162The device has stopped responding to the network, or there is a problem with 163the network connection (cable). 164.It "tl%d: no memory for rx list" 165The driver failed to allocate an mbuf for the receiver ring. 166.It "tl%d: no memory for tx list" 167The driver failed to allocate an mbuf for the transmitter ring when 168allocating a pad buffer or collapsing an mbuf chain into a cluster. 169.El 170.Sh SEE ALSO 171.Xr arp 4 , 172.Xr miibus 4 , 173.Xr netintro 4 , 174.Xr ng_ether 4 , 175.Xr ifconfig 8 176.Sh HISTORY 177The 178.Nm 179device driver first appeared in 180.Fx 2.2 . 181.Sh AUTHORS 182The 183.Nm 184driver was written by 185.An Bill Paul Aq Mt wpaul@ctr.columbia.edu . 186