1.\" 2.\" Copyright (c) 1997 David E. O'Brien 3.\" 4.\" 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.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd January 19, 1997 29.Dt FXP 4 30.Os 31.Sh NAME 32.Nm fxp 33.Nd Intel EtherExpress Pro/100B ethernet device driver 34.Sh SYNOPSIS 35.Cd "device fxp" 36.Sh DESCRIPTION 37The 38.Nm 39driver provides support for the EtherExpress Pro/10, Pro/100B, and Pro/100+ 40PCI Fast Ethernet adapters based on the Intel i82557, i82558, i82559 41or i82550 ethernet chips. 42.Pp 43The 44.Nm 45driver supports the following media types: 46.Pp 47.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 48.It autoselect 49Enable autoselection of the media type and options 50.It 10baseT/UTP 51Set 10Mbps operation 52.It 100baseTX 53Set 100Mbps (fast ethernet) operation 54.El 55.Pp 56The 57.Nm 58driver supports the following media options: 59.Pp 60.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 61.It full-duplex 62Set full duplex operation 63.El 64.Pp 65Note that 100baseTX media type is only available on the Pro/100B and Pro/100+. 66For further information on configuring this device, see 67.Xr ifconfig 8 . 68.Pp 69The 70.Nm 71driver also supports a special link option: 72.Bl -tag -width link0 73.It Cm link0 74Some chip revisions have loadable microcode which can be used to reduce the 75interrupt load on the host cpu. Not all boards have support microcode support. 76Setting the 77.Cm link0 78flag with 79.Xr ifconfig 8 80will load download the microcode to the chip if it is available. 81.El 82.Sh DIAGNOSTICS 83.Bl -diag 84.It "fxp%d: couldn't map memory" 85A fatal initialization error has occurred. 86.It "fxp%d: couldn't map interrupt" 87A fatal initialization error has occurred. 88.It "fxp%d: Failed to malloc memory" 89There are not enough mbuf's available for allocation. 90.It "fxp%d: device timeout" 91The device has stopped responding to the network, or there is a problem with 92the network connection (cable). 93.It "fxp%d: Ethernet address ff:ff:ff:ff:ff:ff" 94In some Alpha's (AXPpci and Multia) you must tell the driver to use (slower) 95I/O rather than memory to access the card. 96Create, if it does not yet exist, and add to the file 97.Pa /boot/device.hints 98the line 99.Dq Li hint.fxp.0.prefer_iomap="0" . 100.It "fxp%d: Microcode loaded, int_delay: %d usec bundle_max: %d" 101The chip has successfully downloaded the microcode, and changed the 102parametrized values to the giveng settings. 103.El 104.Sh SEE ALSO 105.Xr arp 4 , 106.Xr netintro 4 , 107.Xr ng_ether 4 , 108.Xr ifconfig 8 109.Sh HISTORY 110The 111.Nm 112device driver first appeared in 113.Fx 2.1 . 114.Sh AUTHORS 115.An -nosplit 116The 117.Nm 118device driver was written by 119.An David Greenman . 120This manual page was written by 121.An David E. O'Brien . 122