Date: Thu, 5 Jul 2012 16:02:14 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r238140 - stable/9/share/man/man4 Message-ID: <201207051602.q65G2EGb082881@svn.freebsd.org>
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Author: trasz Date: Thu Jul 5 16:02:14 2012 New Revision: 238140 URL: http://svn.freebsd.org/changeset/base/238140 Log: MFC r237636: Add manual page for bxe(4). Approved by: re (kib) Added: stable/9/share/man/man4/bxe.4 - copied unchanged from r237636, head/share/man/man4/bxe.4 Modified: stable/9/share/man/man4/Makefile Directory Properties: stable/9/share/man/man4/ (props changed) Modified: stable/9/share/man/man4/Makefile ============================================================================== --- stable/9/share/man/man4/Makefile Thu Jul 5 15:41:31 2012 (r238139) +++ stable/9/share/man/man4/Makefile Thu Jul 5 16:02:14 2012 (r238140) @@ -37,6 +37,7 @@ MAN= aac.4 \ ${_amdsbwd.4} \ ${_amdsmb.4} \ ${_amdtemp.4} \ + ${_bxe.4} \ amr.4 \ an.4 \ ${_apic.4} \ @@ -555,6 +556,7 @@ MLINKS+=bktr.4 brooktree.4 MLINKS+=bridge.4 if_bridge.4 MLINKS+=bwi.4 if_bwi.4 MLINKS+=bwn.4 if_bwn.4 +MLINKS+=${_bxe.4} ${_if_bxe.4} MLINKS+=cas.4 if_cas.4 MLINKS+=cdce.4 if_cdce.4 MLINKS+=crypto.4 cryptodev.4 @@ -706,6 +708,7 @@ _amdsmb.4= amdsmb.4 _amdtemp.4= amdtemp.4 _asmc.4= asmc.4 _atp.4= atp.4 +_bxe.4= bxe.4 _coretemp.4= coretemp.4 _cpuctl.4= cpuctl.4 _dpms.4= dpms.4 @@ -715,6 +718,7 @@ _hptmv.4= hptmv.4 _hptrr.4= hptrr.4 _i8254.4= i8254.4 _ichwd.4= ichwd.4 +_if_bxe.4= if_bxe.4 _if_ndis.4= if_ndis.4 _if_nfe.4= if_nfe.4 _if_nve.4= if_nve.4 Copied: stable/9/share/man/man4/bxe.4 (from r237636, head/share/man/man4/bxe.4) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/9/share/man/man4/bxe.4 Thu Jul 5 16:02:14 2012 (r238140, copy of r237636, head/share/man/man4/bxe.4) @@ -0,0 +1,138 @@ +.\" Copyright (c) 2012 Edward Tomasz Napierala <trasz@FreeBSD.org> +.\" 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 THE AUTHORS 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 THE AUTHORS 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. +.\" +.\" $FreeBSD$ +.\" +.Dd June 25, 2012 +.Dt BXE 4 +.Os +.Sh NAME +.Nm bxe +.Nd "Broadcom BCM57710/BCM57711/BCM57711E 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 "device bxe" +.Ed +.Pp +Alternatively, to load the driver as a +module at boot time, place the following line in +.Xr loader.conf 5 : +.Bd -literal -offset indent +if_bxe_load="YES" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for PCIe 10GbE Ethernet adapters based on +BCM5771x chips. +The driver supports Jumbo Frames, VLAN tagging, IP, UDP and TCP checksum +offload, MSI-X, TCP Segmentation Offload (TSO), Large Receive Offload (LRO), +and Receive Side Steering (RSS). +.Pp +For more information on configuring this device, see +.Xr ifconfig 8 . +.Sh HARDWARE +The +.Nm +driver provides support for various NICs based on the Broadcom BCM5771x +family of 10GbE Ethernet controller chips, including the +following: +.Pp +.Bl -bullet -compact +.It +Broadcom NetXtreme II BCM57710 10GbE +.It +Broadcom NetXtreme II BCM57711 10GbE +.It +Broadcom NetXtreme II BCM57711E 10GbE +.El +.Sh SYSCTL VARIABLES +The following variables are available as both +.Xr sysctl 8 +variables and +.Xr loader 8 +tunables: +.Bl -tag -width indent +.It Va hw.bxe.dcc_enable +Enable HP Flex-10 support. +Allowed values are 0 to disable and 1 to enable. +The default value is 0. +.It Va hw.bxe.tso_enable +Enable TCP Segmentation Offload. +The default value is 1. +.It Va hw.bxe.int_mode +Set interrupt mode. +Allowed values are 0 for IRQ, 1 for MSI/IRQ and 2 for MSI-X/MSI/IRQ. +The default value is 2. +.It Va hw.bxe.queue_count +Specify the number of queues that will be used when a multi-queue +RSS mode is selected using bxe_multi_mode. +Allowed values are 0 for Auto or 1 to 16 for fixed number of queues. +The default value is 0. +.It Va hw.bxe.multi_mode +Enable Receive Side Steering. +Allowed values are 0, which disables all multi-queue/packet sorting +algorithms, and 1, which assigns incoming frames to receive queues +according to RSS. +The default value is 0. +.It Va hw.bxe.rx_ticks +Control interrupt coalescing for received frames. +The first frame always causes an interrupt, but subsequent frames +are coalesced until the RX/TX ticks timer value expires and another +interrupt occurs. +The default value is 25. +.It Va hw.bxe.tx_ticks +Control interrupt coalescing for trasmitted frames. +The first frame always causes an interrupt, but subsequent frames +are coalesced until the RX/TX ticks timer value expires and another +interrupt occurs. +The default value is 50. +.It Va hw.bxe.mrrs +Allows to set the PCIe maximum read request size. +Allowed values are -1 for Auto, 0 for 128B, 1 for 256B, 2 for 512B, +and 3 for 1kB. +The default value is -1. +.El +.Sh SEE ALSO +.Xr altq 4 , +.Xr arp 4 , +.Xr netintro 4 , +.Xr ng_ether 4 , +.Xr vlan 4 , +.Xr ifconfig 8 +.Sh HISTORY +The +.Nm +device driver first appeared in +.Fx 9.0 . +.Sh AUTHORS +The +.Nm +driver was written by +.An Gary Zambrano Aq zambrano@broadcom.com +and +.An David Christensen Aq davidch@broadcom.com .
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