EM(4) BSD Programmer's Manual EM(4)
em - Intel(R) PRO/1000 gigabit Ethernet driver
em* at pci? dev ? function ?
The em driver provides support for PCI gigabit Ethernet adapters based on
the Intel 82540, 82541, 82542, 82543, 82544, 82545, 82546 and 82547 Eth-
ernet controller chips. This includes the following models:
Intel PRO/1000 Gigabit Server Adapter (SX Fiber) (PWLA8490)
Intel PRO/1000F Gigabit Server Adapter (SX Fiber) (PWLA8490SX)
Intel PRO/1000T Server Adapter (PWLA8490T)
Intel PRO/1000XT Server Adapter (PWLA8490XT)
Intel PRO/1000XS Server Adapter (SX Fiber) (PWLA8490XF)
Intel PRO/1000T Desktop Adapter (PWLA8390T)
Intel PRO/1000XTL Lo Profile PCI Server (PWLA8490XTL)
Intel PRO/1000MT Desktop Adapter (PWLA8390MT)
Intel PRO/1000MT Server Adapter (PWLA8490MT)
Intel PRO/1000MT Dual Port Server Adapter (PWLA8492MT)
Intel PRO/1000MF Server Adapter (SX Fiber) (PWLA8490MF)
Intel PRO/1000MF Dual Port Server Adapter (SX Fiber) (PWLA8492MF)
Intel PRO/1000MF Server Adapter (LX Fiber) (PWLA8490LX)
Intel PRO/1000MT Quad PCI-X Adapter (PWLA8494MT)
The em driver supports the following media types:
autoselect Enables auto-negotiation for speed and duplex.
10baseT mediaopt full-duplex
Sets 10Mbps operation.
100baseTX mediaopt full-duplex
Sets 100Mbps operation.
1000baseSX Sets 1000Mbps operation. Only full-duplex mode is sup-
ported at this speed.
1000baseT Sets 1000Mbps operation. Only full-duplex mode is sup-
ported at this speed.
For more information on configuring this device, see ifconfig(8).
em%d: Unable to allocate bus resource: memory A fatal initialization er-
ror has occurred.
em%d: Unable to allocate bus resource: interrupt A fatal initialization
error has occurred.
em%d: watchdog timeout -- resetting The device has stopped responding to
the network, or there is a problem with the network connection (cable).
For general information and support, go to the Intel support website at:
http://support.intel.com.
arp(4), ifmedia(4), intro(4), netintro(4), pci(4), vlan(4),
hostname.if(5), ifconfig(8)
The em device driver first appeared in OpenBSD 3.2.
The em driver was written by Intel Corporation
<freebsdnic@mailbox.intel.com>.
MirOS BSD #10-current March 1, 2002 1
Generated on 2013-04-27 00:20:00 by $MirOS: src/scripts/roff2htm,v 1.77 2013/01/01 20:49:09 tg Exp $
These manual pages and other documentation are copyrighted by their respective writers;
their source is available at our CVSweb,
AnonCVS, and other mirrors. The rest is Copyright © 2002‒2013 The MirOS Project, Germany.
This product includes material
provided by Thorsten Glaser.
This manual page’s HTML representation is supposed to be valid XHTML/1.1; if not, please send a bug report – diffs preferred.