2015-11-19 12:55:43 +00:00
|
|
|
.\" Copyright (c) 2015 Mellanox Technologies
|
|
|
|
|
.\" All rights reserved.
|
|
|
|
|
.\"
|
|
|
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
|
|
|
.\" modification, are permitted provided that the following conditions
|
|
|
|
|
.\" are met:
|
|
|
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
|
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
|
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
|
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
|
|
|
.\"
|
|
|
|
|
.\" THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
|
|
|
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
|
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
|
.\" SUCH DAMAGE.
|
|
|
|
|
.\"
|
|
|
|
|
.\" $FreeBSD$
|
|
|
|
|
.\"
|
2015-12-03 10:17:01 +00:00
|
|
|
.Dd December 3, 2015
|
2015-12-14 13:01:36 +00:00
|
|
|
.Dt MLX5EN 4
|
2015-11-19 12:55:43 +00:00
|
|
|
.Os
|
|
|
|
|
.Sh NAME
|
|
|
|
|
.Nm mlx5en
|
|
|
|
|
.Nd "Mellanox ConnectX-4 and ConnectX-4 LX based 100Gb, 50Gb, 40Gb, 25Gb and 10Gb Ethernet adapter driver"
|
|
|
|
|
.Sh SYNOPSIS
|
|
|
|
|
To compile this driver into the kernel,
|
|
|
|
|
place the following lines in your
|
|
|
|
|
kernel configuration file:
|
|
|
|
|
.Bd -ragged -offset indent
|
|
|
|
|
.Cd "options COMPAT_LINUXKPI"
|
|
|
|
|
.Cd "device mlx5"
|
|
|
|
|
.Cd "device mlx5en"
|
|
|
|
|
.Ed
|
|
|
|
|
.Pp
|
2015-12-03 10:17:01 +00:00
|
|
|
To load the driver as a module at run-time,
|
|
|
|
|
run the following command as root:
|
|
|
|
|
.Bd -literal -offset indent
|
|
|
|
|
kldload mlx5en
|
|
|
|
|
.Ed
|
|
|
|
|
.Pp
|
2015-11-19 12:55:43 +00:00
|
|
|
To load the driver as a
|
|
|
|
|
module at boot time, place the following lines in
|
|
|
|
|
.Xr loader.conf 5 :
|
|
|
|
|
.Bd -literal -offset indent
|
|
|
|
|
mlx5en_load="YES"
|
|
|
|
|
.Ed
|
|
|
|
|
.Sh DESCRIPTION
|
|
|
|
|
The
|
|
|
|
|
.Nm
|
|
|
|
|
driver provides support for PCI Express Ethernet adapters based on
|
|
|
|
|
ConnectX-4 and ConnectX-4 LX.
|
|
|
|
|
The driver supports Jumbo Frames, Transmit/Receive checksum offload,
|
|
|
|
|
TCP segmentation offload (TSO), Large Receive Offload (LRO),
|
2015-11-23 00:39:48 +00:00
|
|
|
HW Large Receive Offload (HW LRO), VLAN tag insertion/extraction,
|
2015-11-19 12:55:43 +00:00
|
|
|
VLAN checksum offload, VLAN TSO, and Receive Side Steering (RSS).
|
|
|
|
|
.br
|
2015-11-23 00:39:48 +00:00
|
|
|
The network interface is named mce.
|
2015-11-19 12:55:43 +00:00
|
|
|
.br
|
|
|
|
|
For further hardware information and questions related to hardware
|
|
|
|
|
requirements, see
|
|
|
|
|
.Pa http://www.mellanox.com/ .
|
|
|
|
|
.Pp
|
|
|
|
|
For more information on configuring this device, see
|
|
|
|
|
.Xr ifconfig 8 .
|
|
|
|
|
.Sh HARDWARE
|
|
|
|
|
The
|
|
|
|
|
.Nm
|
|
|
|
|
driver supports 100Gb, 50Gb, 40Gb, 25Gb and 10Gb Ethernet adapters.
|
|
|
|
|
ConnectX-4 supports:10/20/25/40/50/56/100Gb/s speeds.
|
|
|
|
|
ConnectX-4 LX supports:10/25/40/50Gb/s speeds (and reduced power consumption) :
|
|
|
|
|
.Pp
|
|
|
|
|
.Bl -bullet -compact
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX455A-ECAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX456A-ECAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX415A-CCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX416A-CCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX455A-FCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX456A-FCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX415A-BCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX416A-BCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4131A-GCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4131A-BCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4121A-ACAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4111A-ACAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4121A-XCAT
|
|
|
|
|
.It
|
|
|
|
|
Mellanox MCX4111A-XCAT
|
|
|
|
|
.El
|
|
|
|
|
.Sh SUPPORT
|
|
|
|
|
For general information and support,
|
|
|
|
|
go to the Mellanox support website at:
|
|
|
|
|
.Pa http://www.mellanox.com/ .
|
|
|
|
|
.Pp
|
|
|
|
|
If an issue is identified with this driver with a supported adapter,
|
|
|
|
|
email all the specific information related to the issue to
|
|
|
|
|
.Aq Mt freebsd-drivers@mellanox.com .
|
|
|
|
|
.Sh SEE ALSO
|
|
|
|
|
.Xr ifconfig 8
|
|
|
|
|
.Sh HISTORY
|
|
|
|
|
The
|
|
|
|
|
.Nm
|
|
|
|
|
device driver first appeared in
|
|
|
|
|
.Fx 11.0 .
|
|
|
|
|
.Sh AUTHORS
|
|
|
|
|
.An -nosplit
|
|
|
|
|
The
|
|
|
|
|
.Nm
|
|
|
|
|
driver was written by
|
|
|
|
|
.An Mellanox Technologies <freebsd-drivers@mellanox.com> .
|
