1.\" $NetBSD: ixg.4,v 1.8 2015/08/13 05:02:37 msaitoh Exp $ 2.\" 3.\" Copyright (c) 2001-2008, Intel Corporation 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 are met: 8.\" 9.\" 1. Redistributions of source code must retain the above copyright notice, 10.\" this list of conditions and the following disclaimer. 11.\" 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" 3. Neither the name of the Intel Corporation nor the names of its 17.\" contributors may be used to endorse or promote products derived from 18.\" this software without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21.\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30.\" POSSIBILITY OF SUCH DAMAGE. 31.\" 32.\" * Other names and brands may be claimed as the property of others. 33.\" 34.\" $FreeBSD: src/share/man/man4/ixgbe.4,v 1.3 2010/12/19 23:54:31 yongari Exp $ 35.\" 36.Dd August 13, 2015 37.Dt IXG 4 38.Os 39.Sh NAME 40.Nm ixg 41.Nd Intel(R) 10Gb Ethernet driver 42.Sh SYNOPSIS 43.Cd "ixg* at pci? dev ? function ?" 44.Sh DESCRIPTION 45The 46.Nm 47driver provides support for PCI 10Gb Ethernet adapters based on 48the Intel(R) 82598EB, 82599 and X540 Ethernet Controllers. 49The driver supports Jumbo Frames, TCP Segmentation Offload (TSO). 50.Pp 51For questions related to hardware requirements, 52refer to the documentation supplied with your Intel 10GbE adapter. 53All hardware requirements listed apply to use with 54.Nx . 55.Pp 56Support for Jumbo Frames is provided via the interface MTU setting. 57Selecting an MTU larger than 1500 bytes with the 58.Xr ifconfig 8 59utility configures the adapter to receive and transmit Jumbo Frames. 60On 61.Nx , 62the maximum MTU size for Jumbo Frames is 9000 bytes. 63.Pp 64This driver version supports VLANs. 65For information on enabling VLANs, see 66.Xr ifconfig 8 . 67.Sh DIAGNOSTICS 68.Bl -diag 69.It "ixg%d: Unable to allocate bus resource: memory" 70A fatal initialization error has occurred. 71.It "ixg%d: Unable to allocate bus resource: interrupt" 72A fatal initialization error has occurred. 73.It "ixg%d: watchdog timeout -- resetting" 74The device has stopped responding to the network, or there is a problem with 75the network connection (cable). 76.El 77.Sh SUPPORT 78For general information and support, 79go to the Intel support website at: 80.Lk http://www.intel.com/support/ . 81.\" .Pp 82.\" If an issue is identified with the released source code on the supported kernel 83.\" with a supported adapter, email the specific information related to the 84.\" issue to 85.\" .Aq freebsdnic@mailbox.intel.com . 86.Sh SEE ALSO 87.Xr arp 4 , 88.Xr netintro 4 , 89.Xr vlan 4 , 90.Xr ifconfig 8 91.Sh HISTORY 92The 93.Nm 94device driver comes from 95.Fx , 96where it is called 97.Xr ixgbe 4 . 98It first appeared in 99.Nx 6.0 . 100.Sh AUTHORS 101The 102.Nm 103driver was written by 104.An Intel Corporation Aq Mt freebsdnic@mailbox.intel.com . 105It was imported from 106.Fx 107into 108.Nx 109by 110.An David Young Aq Mt dyoung@NetBSD.org . 111.Sh BUGS 112The hardware supports a maximum MTU of 16114 bytes, but the 113.Nx 114port of the driver supports only 9000 bytes. 115.Pp 116The hardware supports Receive-Side Scaling (RSS), however, these features are 117not enabled in the 118.Nx 119driver at this time. 120