1.\" $NetBSD: ixg.4,v 1.6 2014/03/18 18:20:39 riastradh 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 July 25, 2011 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 and 82599 10 GbE 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 HARDWARE 68The 69.Nm 70driver supports the following cards: 71.Pp 72.Bl -bullet -compact 73.It 74Intel(R) 10 Gigabit XF SR/AF Dual Port Server Adapter 75.It 76Intel(R) 10 Gigabit XF SR/LR Server Adapter 77.It 78Intel(R) 82598EB 10 Gigabit AF Network Connection 79.It 80Intel(R) 82598EB 10 Gigabit AT CX4 Network Connection 81.El 82.Sh DIAGNOSTICS 83.Bl -diag 84.It "ixg%d: Unable to allocate bus resource: memory" 85A fatal initialization error has occurred. 86.It "ixg%d: Unable to allocate bus resource: interrupt" 87A fatal initialization error has occurred. 88.It "ixg%d: watchdog timeout -- resetting" 89The device has stopped responding to the network, or there is a problem with 90the network connection (cable). 91.El 92.Sh SUPPORT 93For general information and support, 94go to the Intel support website at: 95.Lk http://www.intel.com/support/ . 96.\" .Pp 97.\" If an issue is identified with the released source code on the supported kernel 98.\" with a supported adapter, email the specific information related to the 99.\" issue to 100.\" .Aq freebsdnic@mailbox.intel.com . 101.Sh SEE ALSO 102.Xr arp 4 , 103.Xr netintro 4 , 104.Xr vlan 4 , 105.Xr ifconfig 8 106.Sh HISTORY 107The 108.Nm 109device driver comes from 110.Fx , 111where it is called 112.Xr ixgbe 4 . 113It first appeared in 114.Nx 6.0 . 115.Sh AUTHORS 116The 117.Nm 118driver was written by 119.An Intel Corporation Aq Mt freebsdnic@mailbox.intel.com . 120It was imported from 121.Fx 122into 123.Nx 124by 125.An David Young Aq Mt dyoung@NetBSD.org . 126.Sh BUGS 127The hardware supports a maximum MTU of 16114 bytes, but the 128.Nx 129port of the driver supports only 9000 bytes. 130.Pp 131The hardware supports Message-Signalled Interrupts (MSI and MSI-X) 132and Receive-Side Scaling (RSS), however, these features are not 133enabled in the 134.Nx 135driver at this time. 136