1.\" Copyright (c) 2024 Broadcom, All rights reserved. 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions 5.\" are met: 6.\" 1. Redistributions of source code must retain the above copyright 7.\" notice, this list of conditions and the following disclaimer. 8.\" 2. Redistributions in binary form must reproduce the above copyright 9.\" notice, this list of conditions and the following disclaimer in the 10.\" documentation and/or other materials provided with the distribution. 11.\" 12.\" THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND 13.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 14.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 15.\" ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 16.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 17.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 18.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 19.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 20.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 21.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 22.\" SUCH DAMAGE. 23.\" 24.Dd May 15, 2024 25.Dt BNXT_RE 4 26.Os 27.Sh NAME 28.Nm bnxt_re 29.Nd "Broadcom NetXtreme-E RoCE driver" 30.Sh SYNOPSIS 31To compile this driver into the kernel, 32place these lines in your kernel configuration file: 33.Bd -ragged -offset indent 34.Cd "options COMPAT_LINUXKPI" 35.Cd "device bnxt" 36.Cd "device bnxt_re" 37.Ed 38.Pp 39To load the driver as a module at run-time, 40run this command as root: 41.Bd -literal -offset indent 42kldload bnxt_re 43.Ed 44.Pp 45To load the driver as a 46module at boot time, place this line in 47.Xr loader.conf 5 : 48.Bd -literal -offset indent 49bnxt_re_load="YES" 50.Ed 51.Sh DESCRIPTION 52The 53.Nm 54driver provides support for Remote Direct Memory Access (RDMA) over 55Converged Ethernet (RoCE) for Broadcom NetXtreme-E PCI Express network 56adapters. 57.Sh HARDWARE 58The 59.Nm 60driver provides support for NetXtreme-E BCM575xx 10/20/25/40/50/100/200Gb 61network adapters, including: 62.Pp 63.Bl -bullet -compact 64.It 65Broadcom BCM57502 NetXtreme-E 10Gb/25Gb/50Gb/100Gb/200Gb Ethernet 66.It 67Broadcom BCM57504 NetXtreme-E 10Gb/25Gb/50Gb/100Gb/200Gb Ethernet 68.It 69Broadcom BCM57508 NetXtreme-E 10Gb/25Gb/50Gb/100Gb/200Gb Ethernet 70.El 71.Sh SUPPORT 72For general information and support, 73go to the Broadcom support website at: 74.Pa http://www.broadcom.com/ . 75.Pp 76Report driver issues with supported adapters to 77.Aq Mt freebsd.pdl@broadcom.com . 78.Sh SEE ALSO 79.Xr bnxt_re 4 , 80.Xr ifconfig 8 81.Sh HISTORY 82The 83.Nm 84device driver first appeared in 85.Fx 15.0 . 86.Sh AUTHORS 87.An -nosplit 88The 89.Nm 90driver was written by 91.An Broadcom <freebsd.pdl@broadcom.com> . 92