1.\" $OpenBSD: bnx.4,v 1.24 2008/10/28 06:27:28 brad Exp $ 2.\" 3.\"Copyright (c) 2006 Broadcom Corporation 4.\" David Christensen <davidch@broadcom.com>. 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.\" 10.\"1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 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.\"3. Neither the name of Broadcom Corporation nor the name of its contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written consent. 18.\" 19.\"THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS' 20.\"AND 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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: /repoman/r/ncvs/src/share/man/man4/bce.4,v 1.2 2006/04/10 20:12:17 brueffer Exp $ 32.\" 33.Dd $Mdocdate: October 28 2008 $ 34.Dt BNX 4 35.Os 36.Sh NAME 37.Nm bnx 38.Nd Broadcom NetXtreme II 10/100/Gigabit Ethernet device 39.Sh SYNOPSIS 40.Cd "bnx* at pci?" 41.Cd "brgphy* at mii?" 42.Sh DESCRIPTION 43The 44.Nm 45driver supports Broadcom's NetXtreme II product family, such as the 46BCM5706 PCI-X and BCM5708 PCI Express Ethernet controllers, which 47includes the following: 48.Pp 49.Bl -bullet -compact 50.It 51Dell PowerEdge 1950 integrated BCM5708 NIC (10/100/1000baseT) 52.It 53Dell PowerEdge 2950 integrated BCM5708 NIC (10/100/1000baseT) 54.It 55Dell PowerEdge 2970 integrated BCM5708 NIC (10/100/1000baseT) 56.It 57HP NC370F PCI-X Multifunction Gigabit server adapter (1000baseSX) 58.It 59HP NC370T PCI-X Multifunction Gigabit server adapter (10/100/1000baseT) 60.It 61HP Dual NC370i Multifunction Gigabit embedded server adapter (10/100/1000baseT) 62.It 63HP NC373F PCI Express Multifunction Gigabit server adapter (1000baseSX) 64.It 65HP NC373i PCI Express Multifunction Gigabit embedded server adapter (10/100/1000baseT) 66.It 67HP NC374m PCI Express Multifunction Gigabit embedded server adapter (10/100/1000baseT) 68.It 69HP NC380T PCI Express Dual Port Multifunction Gigabit server adapter (10/100/1000baseT) 70.It 71IBM xSeries 3550 integrated BCM5708 NIC (10/100/1000baseT) 72.It 73IBM xSeries 3650 integrated BCM5708 NIC (10/100/1000baseT) 74.El 75.Pp 76The NetXtreme II product family is composed of various Converged NIC (or CNIC) 77Ethernet controllers which support a TCP Offload Engine (TOE), 78Remote DMA (RDMA), and iSCSI acceleration, 79in addition to standard L2 Ethernet traffic, 80all on the same controller. 81The following features are supported in the 82.Nm 83driver under 84.Ox : 85.Bd -literal -offset indent 86IPv4 receive IP/TCP/UDP checksum offload 87.\"Jumbo frames (up to 9022 bytes) 88VLAN tag insertion and stripping 89Interrupt coalescing 9010/100/1000Mbps operation in full-duplex mode 9110/100Mbps operation in half-duplex mode 92.Ed 93.Pp 94The 95.Nm 96driver supports the following media types: 97.Bl -tag -width ".Cm 10baseT/UTP" 98.It Cm autoselect 99Enable autoselection of the media type and options. 100The user can manually override 101the autoselected mode via 102.Xr ifconfig 8 . 103.It Cm 10baseT/UTP 104Set 10Mbps operation. 105The 106.Xr ifconfig 8 107.Ic mediaopt 108option can also be used to select either 109.Cm full-duplex 110or 111.Cm half-duplex 112modes. 113.It Cm 100baseTX 114Set 100Mbps (Fast Ethernet) operation. 115The 116.Xr ifconfig 8 117.Ic mediaopt 118option can also be used to select either 119.Cm full-duplex 120or 121.Cm half-duplex 122modes. 123.It Cm 1000baseT 124Set 1000baseT operation over twisted pair. 125Only 126.Cm full-duplex 127mode is supported. 128.It Cm 1000baseSX 129Set 1000Mbps (Gigabit Ethernet) operation. 130Only 131.Cm full-duplex 132mode is supported. 133.It Cm 2500baseSX 134Set 2500Mbps operation. 135Only 136.Cm full-duplex 137mode is supported. 138.El 139.Pp 140The 141.Nm 142driver supports the following media options: 143.Bl -tag -width ".Cm full-duplex" 144.It Cm full-duplex 145Force full duplex operation. 146.It Cm half-duplex 147Force half duplex operation. 148.El 149.Pp 150For more information on configuring this device, see 151.Xr ifconfig 8 . 152.Sh FILES 153The adapter needs a firmware file, which is loaded on demand by the 154driver when the device is attached: 155.Pp 156.Bl -tag -width Ds -offset indent -compact 157.It Pa /etc/firmware/bnx 158.El 159.Sh SEE ALSO 160.Xr arp 4 , 161.Xr brgphy 4 , 162.Xr ifmedia 4 , 163.Xr intro 4 , 164.Xr netintro 4 , 165.Xr pci 4 , 166.Xr hostname.if 5 , 167.Xr ifconfig 8 168.Sh HISTORY 169The 170.Nm 171device driver first appeared in 172.Ox 4.0 . 173.Sh AUTHORS 174.An -nosplit 175The 176.Nm 177driver was written by 178.An David Christensen Aq davidch@broadcom.com 179and ported to 180.Ox 181by 182.An Brad Smith Aq brad@openbsd.org . 183