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Diffstat (limited to 'share/man/man4/man4.arm')
-rw-r--r-- | share/man/man4/man4.arm/Makefile | 10 | ||||
-rw-r--r-- | share/man/man4/man4.arm/mge.4 | 160 | ||||
-rw-r--r-- | share/man/man4/man4.arm/npe.4 | 163 |
3 files changed, 333 insertions, 0 deletions
diff --git a/share/man/man4/man4.arm/Makefile b/share/man/man4/man4.arm/Makefile new file mode 100644 index 000000000000..8d3e2e1c362c --- /dev/null +++ b/share/man/man4/man4.arm/Makefile @@ -0,0 +1,10 @@ +# $FreeBSD$ + +MAN= mge.4 npe.4 + +MLINKS= mge.4 if_mge.4 +MLINKS+=npe.4 if_npe.4 + +MANSUBDIR=/arm + +.include <bsd.prog.mk> diff --git a/share/man/man4/man4.arm/mge.4 b/share/man/man4/man4.arm/mge.4 new file mode 100644 index 000000000000..adc90ca80c01 --- /dev/null +++ b/share/man/man4/man4.arm/mge.4 @@ -0,0 +1,160 @@ +.\" +.\" Copyright (c) 2008 Semihalf, Rafal Jaworowski +.\" +.\" 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 DEVELOPERS ``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 DEVELOPERS 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 November 27, 2008 +.Dt MGE 4 +.Os +.Sh NAME +.Nm mge +.Nd "Marvell Gigabit Ethernet device 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 mge" +.Cd "device miibus" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for gigabit Ethernet controller integrated in Marvell +system-on-chip devices. +.Pp +The +.Nm +driver supports the following media types: +.Pp +.Bl -tag -width xxxxxxxxxxxxxxxxxxxx +.It autoselect +Enable autoselection of the media type and options +.It 10baseT/UTP +Set 10Mbps operation +.It 100baseTX +Set 100Mbps operation +.It 1000baseT +Set 1000baseT operation +.El +.Pp +The +.Nm +driver supports the following media options: +.Pp +.Bl -tag -width xxxxxxxxxxxxxxxxxxxx +.It full-duplex +Set full duplex operation +.El +.Pp +The +.Nm +driver supports polled operation when the system is configured with +DEVICE_POLLING kernel option, see +.Xr polling 4 +for more details. +.Pp +The +.Nm +driver supports reception and transmission of extended frames +for +.Xr vlan 4 . +This capability of +.Nm +can be controlled by means of the +.Cm vlanmtu +parameter +to +.Xr ifconfig 8 . +.Pp +The +.Nm +driver supports interrupts coalescing (IC) so that raising a transmit/receive +frame interrupt is delayed, if possible, until a threshold-defined period of +time has elapsed. The following sysctls regulate this behaviour (separately +for each path): +.Bl -tag -width indent +.It Va dev.mge.X.int_coal.rx_time +.It Va dev.mge.X.int_coal.tx_time +.Pp +Value of 0 disables IC on the given path, value greater than zero corresponds +to a real time period and is expressed in units equivalent to 64 ticks of the +MGE clock. Maximum allowed value depends on MGE hardware revision. User +provided values larger than supported will be trimmed to the maximum +supported. More details are available in the reference manual of the device. +.El +.Sh HARDWARE +Gigabit Ethernet controllers built into the following Marvell systems-on-chip +are known to work with the +.Nm +driver: +.Pp +.Bl -bullet -compact +.It +Orion 88F5182 +.It +Orion 88F5281 +.It +Kirkwood 88F6281 (MGE V2) +.It +Discovery MV78100 (MGE V2) +.El +.Pp +There are also Marvell system controllers for PowerPC processors, which +include a variation of this gigabit Ethernet module integrated on chip, and +they should also work with the +.Nm +driver, but this wasn't tested: +.Pp +.Bl -bullet -compact +.It +MV64430 +.It +MV64460, MV64461, MV64462 +.El +.Sh SEE ALSO +.Xr altq 4 , +.Xr arp 4 , +.Xr miibus 4 , +.Xr netintro 4 , +.Xr ng_ether 4 , +.Xr polling 4 , +.Xr vlan 4 , +.Xr ifconfig 8 +.Sh HISTORY +The +.Nm +device driver first appeared in +.Fx 8.0 . +.Sh AUTHORS +.An -nosplit +The base version of +.Nm +device driver was written by +.An Grzegorz Bernacki. +It has been extended with advanced features (polling, interrupt coalescing, +multicast, h/w checksum calculation etc.) by +.An Piotr Ziecik . +This manual page was written by +.An Rafal Jaworowski . diff --git a/share/man/man4/man4.arm/npe.4 b/share/man/man4/man4.arm/npe.4 new file mode 100644 index 000000000000..035dea1a94b4 --- /dev/null +++ b/share/man/man4/man4.arm/npe.4 @@ -0,0 +1,163 @@ +.\" +.\" Copyright (c) 2006 Sam Leffler, Errno Consulting +.\" +.\" 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 DEVELOPERS ``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 DEVELOPERS 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 December 4, 2006 +.Dt NPE 4 arm +.Os +.Sh NAME +.Nm npe +.Nd "Intel XScale Network Processing Engine (NPE) Ethernet device 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 npe" +.Cd "device npe_fw" +.Cd "device firmware" +.Cd "device qmgr" +.Cd "device miibus" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for Ethernet adapters based on the Intel +XScale Network Processing Engine (NPE). +The NPE must be loaded with firmware that is typically distributed +with boards that have this part. +Otherwise the firmware may be obtained at no cost from the Intel web site. +.Pp +The +.Nm +driver supports the following media types: +.Bl -tag -width ".Cm full-duplex" +.It Cm autoselect +Enable autoselection of the media type and options. +.It Cm 10baseT/UTP +Set 10Mbps operation. +.It Cm 100baseTX +Set 100Mbps (Fast Ethernet) operation. +.El +.Pp +The +.Nm +driver supports the following media options: +.Bl -tag -width ".Cm full-duplex" +.It Cm full-duplex +Set full duplex operation. +.El +.Pp +The +.Nm +driver supports polled operation when the system is +configured with device polling support, +.Xr polling 4 . +Note that for multi-port configurations polling and interrupt-style +operation should not be combined as one of the hardware queues +is shared by all ports. +.Pp +For further information on configuring this device, see +.Xr ifconfig 8 . +.\".Pp +.\"The +.\".Nm +.\"driver supports reception and transmission of extended frames +.\"for +.\".Xr vlan 4 . +.\"This capability of +.\".Nm +.\"can be controlled by means of the +.\".Cm vlanmtu +.\"parameter +.\"to +.\".Xr ifconfig 8 . +.Sh HARDWARE +The adapters supported by the +.Nm +driver exist only on boards that have an XScale processor. +.Sh DIAGNOSTICS +.Bl -diag +.It "npe%d: unit %d not supported" +The unit is larger than the maximum number built into the driver. +This should not happen as +.Nm +devices are not really probed for; they are statically enumerated. +.It "npe%d: Cannot find my PHY." +The associated PHY did not appear while probing the MII bus. +The relationship between PHYs and NPEs is statically defined +in the driver and may require alterations to the driver for new boards. +.It "npe%d: unable to allocate memory for %s ... buffers" +There is not enough memory available for allocation. +The driver pre-allocated memory during attach so this should not happen. +.It "npe%d: remember to fix rx q setup" +See +.Sx BUGS +below. +.It "npe%d: free mbuf at entry %u" +An mbuf was unexpectedly found on the device queue; the index of +the queue entry is printed. +.It "npe%d: too many fragments %u" +A frame was dropped on transmit because it was too fragmented and +the logic to de-fragment failed. +This should not happen. +.It "npe%d: device timeout" +The device has stopped responding to the network, or there is a problem with +the network connection (cable). +.El +.Pp +Other diagnostics exist and are not listed here; +they should be self-explanatory. +.Sh SEE ALSO +.Xr altq 4 , +.Xr arp 4 , +.Xr miibus 4 , +.Xr netintro 4 , +.Xr polling 4 , +.Xr qmgr 4 , +.\".Xr vlan 4 , +.Xr ifconfig 8 +.Sh HISTORY +The +.Nm +device driver first appeared in +.Fx 6.3 . +.Sh CAVEATS +This driver has been tested only with dual-port boards using the IXP425 +such as the Gateworks Avila 2348. +Some changes to the driver may be required for other configurations. +.Sh BUGS +The hardware queues are not properly flushed when the interface +is marked down. +.Pp +The assignment of receive traffic classes to hardware queues +is presently incomplete. +Only the first 4 classes are assigned while there are 8 total. +The driver will print +.Dq Li "remember to fix rx q setup" +on startup as a reminder. +For the moment it is not a problem as all traffic arrives classified +with class 0. |