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authorMarcelo Tosatti <marcelo@kvack.org>2007-02-10 12:25:27 -0200
committerJeff Garzik <jeff@garzik.org>2007-04-28 11:00:54 -0400
commit876c9d3aeb989cf1961f2c228d309ba5dcfb1172 (patch)
tree239e9db92d13abc799c1ffc5304d8ec1503dbc61 /drivers/net/wireless/libertas/README
parent35c3404efa7407811b706453f83d39b2539dcbd0 (diff)
[PATCH] Marvell Libertas 8388 802.11b/g USB driver
Add the Marvell Libertas 8388 802.11 USB driver. Signed-off-by: Marcelo Tosatti <marcelo@kvack.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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+================================================================================
+ README for USB8388
+
+ (c) Copyright © 2003-2006, Marvell International Ltd.
+ All Rights Reserved
+
+ This software file (the "File") is distributed by Marvell International
+ Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ (the "License"). You may use, redistribute and/or modify this File in
+ accordance with the terms and conditions of the License, a copy of which
+ is available along with the File in the license.txt file or by writing to
+ the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 or on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
+
+ THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
+ ARE EXPRESSLY DISCLAIMED. The License provides additional details about
+ this warranty disclaimer.
+================================================================================
+
+=====================
+DRIVER LOADING
+=====================
+
+ o. Copy the firmware image (e.g. usb8388.bin) to /lib/firmware/
+
+ o. Load driver by using the following command:
+
+ insmod usb8388.ko [fw_name=usb8388.bin]
+
+=====================
+IWPRIV COMMAND
+=====================
+
+NAME
+ This manual describes the usage of private commands used in Marvell WLAN
+ Linux Driver. All the commands available in Wlanconfig will not be available
+ in the iwpriv.
+
+SYNOPSIS
+ iwpriv <ethX> <command> [sub-command] ...
+
+ iwpriv ethX version
+ iwpriv ethX scantype [sub-command]
+ iwpriv ethX getSNR <n>
+ iwpriv ethX getNF <n>
+ iwpriv ethX getRSSI <n>
+ iwpriv ethX setrxant <n>
+ iwpriv ethX getrxant
+ iwpriv ethX settxant <n>
+ iwpriv ethX gettxant
+ iwpriv ethX authalgs <n>
+ iwpriv ethX pre-TBTT <n>
+ iwpriv ethX 8021xauthalgs <n>
+ iwpriv ethX encryptionmode <n>
+ iwpriv ethX setregioncode <n>
+ iwpriv ethX getregioncode
+ iwpriv ethX setbcnavg <n>
+ iwpriv ethX getbcnavg
+ iwpriv ethX setdataavg <n>
+ iwpriv ethX setlisteninter <n>
+ iwpriv ethX getlisteninter
+ iwpriv ethX setmultipledtim <n>
+ iwpriv ethX getmultipledtim
+ iwpriv ethX atimwindow <n>
+ iwpriv ethX deauth
+ iwpriv ethX adhocstop
+ iwpriv ethX radioon
+ iwpriv ethX radiooff
+ iwpriv ethX reasso-on
+ iwpriv ethX reasso-off
+ iwpriv ethX scanmode [sub-command]
+ iwpriv ethX setwpaie <n>
+ iwpriv ethX wlanidle-off
+ iwpriv ethX wlanidle-on
+ iwpriv ethX getcis
+ iwpriv ethX getlog
+ iwpriv ethX getadhocstatus
+ iwpriv ethX adhocgrate <n>
+
+Version 4 Command:
+ iwpriv ethX inactvityto <n>
+ iwpriv ethX sleeppd <n>
+ iwpriv ethX enable11d <n>
+ iwpriv ethX tpccfg <n>
+ iwpriv ethX powercfg <n>
+ iwpriv ethX setafc <n>
+ iwpriv ethX getafc
+
+Version 5 Command:
+ iwpriv ethX ledgpio <n>
+ iwpriv ethX scanprobes <n>
+ iwpriv ethX lolisteninter <n>
+ iwpriv ethX rateadapt <n> <m>
+ iwpriv ethX txcontrol <n>
+ iwpriv ethX psnullinterval <n>
+ iwpriv ethX prescan <n>
+ iwpriv ethX getrxinfo
+ iwpriv ethX gettxrate
+ iwpriv ethX beaconinterval
+
+BT Commands:
+ The blinding table (BT) contains a list of mac addresses that should be
+ ignored by the firmware. It is primarily used for debugging and
+ testing networks. It can be edited and inspected with the following
+ commands:
+
+ iwpriv ethX bt_reset
+ iwpriv ethX bt_add <mac_address>
+ iwpriv ethX bt_del <mac_address>
+ iwpriv ethX bt_list <id>
+
+FWT Commands:
+ The forwarding table (FWT) is a feature used to manage mesh network
+ routing in the firmware. The FWT is essentially a routing table that
+ associates a destination mac address (da) with a next hop receiver
+ address (ra). The FWT can be inspected and edited with the following
+ iwpriv commands, which are described in greater detail below.
+ Eventually, the table will be automatically maintained by a custom
+ routing protocol.
+
+ NOTE: FWT commands replace the previous DFT commands. What were the DFT
+ commands?, you might ask. They were an earlier API to the firmware that
+ implemented a simple MAC-layer forwarding mechanism. In the unlikely
+ event that you were using these commands, you must migrate to the new
+ FWT commands which can be used to achieve the same functionality.
+
+ iwpriv ethX fwt_add [parameters]
+ iwpriv ethX fwt_del [parameters]
+ iwpriv ethX fwt_lookup [parameters]
+ iwpriv ethX fwt_list [parameters]
+ iwpriv ethX fwt_list_route [parameters]
+ iwpriv ethX fwt_list_neigh [parameters]
+ iwpriv ethX fwt_reset [parameters]
+ iwpriv ethX fwt_cleanup
+ iwpriv ethX fwt_time
+
+MESH Commands:
+
+ The MESH commands are used to configure various features of the mesh
+ routing protocol. The following commands are supported:
+
+ iwpriv ethX mesh_get_ttl
+ iwpriv ethX mesh_set_ttl ttl
+
+DESCRIPTION
+ Those commands are used to send additional commands to the Marvell WLAN
+ card via the Linux device driver.
+
+ The ethX parameter specifies the network device that is to be used to
+ perform this command on. it could be eth0, eth1 etc.
+
+version
+ This is used to get the current version of the driver and the firmware.
+
+scantype
+ This command is used to set the scan type to be used by the driver in
+ the scan command. This setting will not be used while performing a scan
+ for a specific SSID, as it is always done with scan type being active.
+
+ where the sub-commands are: -
+ active -- to set the scan type to active
+ passive -- to set the scan type to passive
+ get -- to get the scan type set in the driver
+
+getSNR
+ This command gets the average and non average value of Signal to Noise
+ Ratio of Beacon and Data.
+
+ where value is:-
+ 0 -- Beacon non-average.
+ 1 -- Beacon average.
+ 2 -- Data non-average.
+ 3 -- Data average.
+
+ If no value is given, all four values are returned in the order mentioned
+ above.
+
+ Note: This command is available only when STA is connected.
+
+getRSSI
+ This command gets the average and non average value os Receive Signal
+ Strength of Beacon and Data.
+
+ where value is:-
+ 0 -- Beacon non-average.
+ 1 -- Beacon average.
+ 2 -- Data non-average.
+ 3 -- Data average.
+
+ Note: This command is available only when STA is connected.
+
+getNF
+ This command gets the average and non average value of Noise Floor of
+ Beacon and Data.
+
+ where value is:-
+ 0 -- Beacon non-average.
+ 1 -- Beacon average.
+ 2 -- Data non-average.
+ 3 -- Data average.
+
+ Note: This command is available only when STA is connected.
+
+setrxant
+ This command is used to set the mode for Rx antenna.
+
+ The options that can be sent are:-
+ 1 -- Antenna 1.
+ 2 -- Antenna 2.
+ 0xFFFF -- Diversity.
+
+ Usage:
+ iwpriv ethX setrxant 0x01: select Antenna 1.
+
+getrxant
+ This command is used to get the mode for Rx antenna.
+
+
+settxant
+ This command is used to set the mode for Tx antenna.
+ The options that can be sent are:-
+ 1 -- Antenna 1.
+ 2 -- Antenna 2.
+ 0xFFFF -- Diversity.
+ Usage:
+ iwpriv ethX settxant 0x01: select Antenna 1.
+
+gettxant
+ This command is used to get the mode for Tx antenna.
+
+authalgs
+ This command is used by the WPA supplicant to set the authentication
+ algorithms in the station.
+
+8021xauthalgs
+ This command is used by the WPA supplicant to set the 8021.x authentication algorithm type
+ station.
+
+ where values can be:-
+ 1 -- None
+ 2 -- LEAP
+ 4 -- TLS
+ 8 -- TTLs
+ 16 -- MD5
+
+
+encryptionmode
+ This command is used by the WPA supplicant to set the encryption algorithm.
+
+ where values can be:-
+ 0 -- NONE
+ 1 -- WEP40
+ 2 -- TKIP
+ 3 -- CCMP
+ 4 -- WEP104
+
+pre-TBTT
+ This command is used to set pre-TBTT time period where value is in microseconds.
+
+setregioncode
+ This command is used to set the region code in the station.
+ where value is 'region code' for various regions like
+ USA FCC, Canada IC, Spain, France, Europe ETSI, Japan ...
+
+ Usage:
+ iwpriv ethX setregioncode 0x10: set region code to USA (0x10).
+
+getregioncode
+ This command is used to get the region code information set in the
+ station.
+
+setbcnavg
+ Set the weighting factor for calculating RSSI.
+
+getbcnavg
+ Get weighting factor for calculating RSSI.
+
+setdataavg
+ Set the weighting factor for calculating SNR.
+
+setlisteninter
+ This command is used to set the listen interval in the
+ station.
+
+ where the value ranges between 1 - 255
+
+getlisteninter
+ This command is used to get the listen interval value set in the
+ station.
+
+setmultipledtim
+ This command is used to set the multiple dtim value in the
+ station.
+ where the value is 1,2,3,4,5,0xfffe
+ 0xfffe means the firmware will use listen interval in association
+ command for waking up
+
+getmultipledtim
+ This command is used to get the multiple dtim value set in the station.
+
+atimwindow
+ This command is used to set the atim value in the
+ station.
+
+ where the value ranges between 0 - 50
+
+deauth
+ This command is used to send the de-authentication to the AP with which
+ the station is associated. This command is valid only when
+ station is in Infrastructure mode.
+
+ Note: This command is available only when STA is connected.
+
+adhocstop
+ This command is used to stop beacon transmission from the station and
+ go into idle state in ad-hoc mode.
+
+ Note: This command is available only when STA is connected.
+
+radioon
+ This command is used to turn on the RF antenna.
+
+radiooff
+ This command is sued to turn off the RF antenna.
+
+scanmode
+ This command is used to set the station to scan for either IBSS
+ networks or BSS networks or both BSS and IBSS networks. This
+ command can be used with sub commands,
+
+ where the value for
+ bss -- Scan All the BSS networks.
+ ibss -- Scan All the IBSS networks.
+ any -- Scan both BSS and IBSS networks.
+
+
+
+setwpaie
+ This command is used by WPA supplicant to send the WPA-IE to the driver.
+
+wlanidle-off
+ This command is used to get into idle state.
+
+ Note: This command is available only when STA is connected.
+
+wlanidle-on
+ This command is used to get off the idle state.
+
+ Note: This command is available only when STA is connected.
+
+
+getlog
+ This command is used to get the 802.11 statistics available in the
+ station.
+
+ Note: This command is available only when STA is connected.
+
+getadhocstatus
+ This command is used to get the ad-hoc Network Status.
+
+ The various status codes are:
+ AdhocStarted
+ AdhocJoined
+ AdhocIdle
+ InfraMode
+ AutoUnknownMode
+
+ Note: This command is available only when STA is connected.
+
+adhocgrate
+ This command is used to enable(1) g_rate, Disable(0) g_rate
+ and request(2) the status which g_rate is disabled/enabled,
+ for Ad-hoc creator.
+
+ where value is:-
+ 0 -- Disabled
+ 1 -- Enabled
+ 2 -- Get
+
+ledgpio
+ This command is used to set/get LEDs.
+
+ iwpriv ethX ledgpio <LEDs>
+ will set the corresponding LED for the GPIO Line.
+
+ iwpriv ethX ledgpio
+ will give u which LEDs are Enabled.
+
+ Usage:
+ iwpriv eth1 ledgpio 1 0 2 1 3 4
+ will enable
+ LED 1 -> GPIO 0
+ LED 2 -> GPIO 1
+ LED 3 -> GPIO 4
+
+ iwpriv eth1 ledgpio
+ shows LED information in the format as mentioned above.
+
+ Note: LED0 is invalid
+ Note: Maximum Number of LEDs are 16.
+
+inactivityto
+ This command is used by the host to set/get the inactivity timeout value,
+ which specifies when WLAN device is put to sleep.
+
+ Usage:
+ iwpriv ethX inactivityto [<timeout>]
+
+ where the parameter are:
+ timeout: timeout value in milliseconds.
+
+ Example:
+ iwpriv eth1 inactivityto
+ "get the timeout value"
+
+ iwpriv eth1 inactivityto X
+ "set timeout value to X ms"
+
+
+sleeppd
+ This command is used to configure the sleep period of the WLAN device.
+
+ Usage:
+ iwpriv ethX sleeppd [<sleep period>]
+
+ where the parameter are:
+ Period: sleep period in milliseconds. Range 10~60.
+
+ Example:
+ iwpriv eth1 sleeppd 10
+ "set period as 10 ms"
+ iwpriv eth1 sleeppd
+ "get the sleep period configuration"
+
+enable11d
+ This command is used to control 11d
+ where value is:-
+ 1 -- Enabled
+ 0 -- Disabled
+ 2 -- Get
+
+
+
+
+tpccfg
+ Enables or disables automatic transmit power control.
+
+ The first parameter turns this feature on (1) or off (0). When turning
+ on, the user must also supply four more parameters in the following
+ order:
+ -UseSNR (Use SNR (in addition to PER) for TPC algorithm),
+ -P0 (P0 power level for TPC),
+ -P1 (P1 power level for TPC),
+ -P2 (P2 power level for TPC).
+
+ Usage:
+ iwpriv ethX tpccfg: Get current configuration
+ iwpriv ethX tpccfg 0: disable auto TPC
+ iwpriv ethX tpccfg 0x01 0x00 0x05 0x0a 0x0d: enable auto TPC; do not use SNR;
+ P0=0x05; P1=0x0a; P2=0x0d;
+ iwpriv ethX tpccfg 0x01 0x01 0x05 0x0a 0x0d: enable auto TPC; use SNR;
+ P0=0x05; P1=0x0a; P2=0x0d.
+
+powercfg
+ Enables or disables power adaptation.
+
+ The first parameter turns this feature on (1) or off (0). When turning
+ on, the user must also supply three more parameters in the following
+ order:
+ -P0 (P0 power level for Power Adaptation),
+ -P1 (P1 power level for Power Adaptation),
+ -P2 (P2 power level for Power Adaptation).
+
+ Usage:
+ iwpriv ethX powercfg: Get current configuration
+ iwpriv ethX powercfg 0: disable power adaptation
+ iwpriv ethX powercfg 1 0x0d 0x0f 0x12: enable power adaptation;
+ P0=0x0d; P1=0x0f; P2=0x12.
+
+getafc
+ This command returns automatic frequency control parameters. It returns
+ three integers:
+ -P0: automatic is on (1), or off (0),
+ -P1: current timing offset in PPM (part per million), and
+ -P2: current frequency offset in PPM.
+
+setafc
+ Set automatic frequency control options.
+
+ The first parameter turns automatic on (1) or off (0).
+ The user must supply two more parameters in either case, in the following
+ order:
+
+ When auto is on:
+
+ -P0 (automatic adjustment frequency threshold in PPM),
+ -P1 (automatic adjustment period in beacon period),
+
+ When auto is off:
+
+ -P0 (manual adjustment timing offset in PPM), and
+ -P1 (manual adjustment frequency offset in PPM).
+
+ Usage:
+ iwpriv ethX setafc 0 10 10: manual adjustment, both timing and frequcncy
+ offset are 10 PPM.
+
+ iwpriv ethX setafc 1 10 10 enable afc, automatic adjustment,
+ frequency threshold 10 PPM, for every 10 beacon periods.
+
+
+
+scanprobes
+ This command sets number of probe requests per channel.
+
+ Usage:
+ iwpriv ethX scanprobes 3 (set scan probes to 3)
+ iwpriv ethX scanprobes (get scan probes)
+
+lolisteninter
+ This command sets the value of listen interval.
+
+ Usage:
+ iwpriv ethX lolisteninter 234 (set the lolisteninter to 234)
+ iwpriv ethX lolisteninter (get the lolisteninter value)
+
+rateadapt
+ This command sets the data rates bitmap.
+ Where <n>
+ 0: Disable auto rate adapt
+ 1: Enable auto rate adapt
+
+ <m>
+ data rate bitmap
+ Bit Data rate
+ 0 1 Mbps
+ 1 2 Mbps
+ 2 5.5 Mbps
+ 3 11 Mbps
+ 4 Reserved
+ 5 6 Mbps
+ 6 9 Mbps
+ 7 12 Mbps
+ 8 18 Mbps
+ 9 24 Mbps
+ 10 36 Mbps
+ 11 48 Mbps
+ 12 54 Mbps
+ 12-15 Reserved
+
+ Usage:
+ iwpriv ethX rateadapt
+ read the currect data rate setting
+ iwpriv ethX rateadapt 1 0x07
+ enable auto data rate adapt and
+ data rates are 1Mbps, 2Mbsp and 5.5Mbps
+
+
+txcontrol
+ This command is used to set the Tx rate, ack policy, and retry limit on a per packet basis.
+
+ Where value <n> is:
+ if bit[4] == 1:
+ bit[3:0] -- 0 1 2 3 4 5 6 7 8 9 10 11 12 13-16
+ Data Rate(Mbps) -- 1 2 5.5 11 Rsv 6 9 12 18 24 36 48 54 Rsv
+
+ bit[12:8]
+ if bit[12] == 1, bit[11:8] specifies the Tx retry limit.
+
+ bit[14:13] specifies per packet ack policy:
+ bit[14:13]
+ 1 0 use immediate ack policy for this packet
+ 1 1 use no ack policy for this packet
+ 0 x use the per-packet ack policy setting
+
+ Usage:
+ iwpriv ethX txcontrol 0x7513
+ Use no-ack policy, 5 retires for Tx, 11Mbps rate
+
+
+
+psnullinterval
+ This command is used to set/request NULL package interval for Power Save
+ under infrastructure mode.
+
+ where value is:-
+ -1 -- Disabled
+ n>0 -- Set interval as n (seconds)
+
+prescan
+ This command is used to enable (1)/disable(0) auto prescan before assoicate to the ap
+
+ where value is:-
+ 0 -- Disabled
+ 1 -- Enabled
+ 2 -- Get
+
+getrxinfo
+ This command gets non average value of Signal to Noise Ratio of Data and rate index.
+
+ The following table shows RateIndex and Rate
+
+ RateIndex Data rate
+ 0 1 Mbps
+ 1 2 Mbps
+ 2 5.5 Mbps
+ 3 11 Mbps
+ 4 Reserved
+ 5 6 Mbps
+ 6 9 Mbps
+ 7 12 Mbps
+ 8 18 Mbps
+ 9 24 Mbps
+ 10 36 Mbps
+ 11 48 Mbps
+ 12 54 Mbps
+ 13-15 Reserved
+
+gettxrate
+ This command gets current Tx rate index of the first packet associated with Rate Adaptation.
+
+ The following table shows RateIndex and Rate
+
+ RateIndex Data rate
+ 0 1 Mbps
+ 1 2 Mbps
+ 2 5.5 Mbps
+ 3 11 Mbps
+ 4 Reserved
+ 5 6 Mbps
+ 6 9 Mbps
+ 7 12 Mbps
+ 8 18 Mbps
+ 9 24 Mbps
+ 10 36 Mbps
+ 11 48 Mbps
+ 12 54 Mbps
+ 13-15 Reserved
+
+bcninterval
+ This command is used to sets beacon interval in adhoc mode when an argument is given, and gets current adhoc
+ beacon interval when no argument is given. The valid beacon interval is between 20 - 1000,
+ default beacon interval is 100.
+
+ Usage:
+ iwpriv ethX bcninterval 100 (set adhoc beacon interval to 100)
+ iwpriv ethX bcninterval (get adhoc beacon interval)
+
+fwt_add
+ This command is used to insert an entry into the FWT table. The list of
+ parameters must follow the following structure:
+
+ iwpriv ethX fwt_add da ra [metric dir ssn dsn hopcount ttl expiration sleepmode snr]
+
+ The parameters between brackets are optional, but they must appear in
+ the order specified. For example, if you want to specify the metric,
+ you must also specify the dir, ssn, and dsn but you need not specify the
+ hopcount, expiration, sleepmode, or snr. Any unspecified parameters
+ will be assigned the defaults specified below.
+
+ The different parameters are:-
+ da -- DA MAC address in the form 00:11:22:33:44:55
+ ra -- RA MAC address in the form 00:11:22:33:44:55
+ metric -- route metric (cost: smaller-metric routes are
+ preferred, default is 0)
+ dir -- direction (1 for direct, 0 for reverse,
+ default is 1)
+ ssn -- Source Sequence Number (time at the RA for
+ reverse routes. Default is 0)
+ dsn -- Destination Sequence Number (time at the DA
+ for direct routes. Default is 0)
+ hopcount -- hop count (currently unused, default is 0)
+ ttl -- TTL (Only used in reverse entries)
+ expiration -- entry expiration (in ticks, where a tick is
+ 1024us, or ~ 1ms. Use 0 for an indefinite
+ entry, default is 0)
+ sleepmode -- RA's sleep mode (currently unused, default is
+ 0)
+ snr -- SNR in the link to RA (currently unused,
+ default is 0)
+
+ The command does not return anything.
+
+fwt_del
+ This command is used to remove an entry to the FWT table. The list of
+ parameters must follow the following structure:
+
+ iwpriv ethX fwt_del da ra [dir]
+
+ where the different parameters are:-
+ da -- DA MAC address (in the form "00:11:22:33:44:55")
+ ra -- RA MAC address (in the form "00:11:22:33:44:55")
+ dir -- direction (1 for direct, 0 for reverse,
+ default is 1)
+
+ The command does not return anything.
+
+fwt_lookup
+ This command is used to get the best route in the FWT table to a given
+ host. The only parameter is the MAC address of the host that is being
+ looked for.
+
+ iwpriv ethX fwt_lookup da
+
+ where:-
+ da -- DA MAC address (in the form "00:11:22:33:44:55")
+
+ The command returns an output string identical to the one returned by
+ fwt_list described below.
+
+
+fwt_list
+ This command is used to list a route from the FWT table. The only
+ parameter is the index into the table. If you want to list all the
+ routes in a table, start with index=0, and keep listing until you get a
+ "(null)" string. Note that the indicies may change as the fwt is
+ updated. It is expected that most users will not use fwt_list directly,
+ but that a utility similar to the traditional route command will be used
+ to invoke fwt_list over and over.
+
+ iwpriv ethX fwt_list index
+
+ The output is a string of the following form:
+
+ da ra metric dir ssn dsn hopcount ttl expiration sleepmode snr
+
+ where the different fields are:-
+ da -- DA MAC address (in the form "00:11:22:33:44:55")
+ ra -- RA MAC address (in the form "00:11:22:33:44:55")
+ metric -- route metric (cost: smaller-metric routes are preferred)
+ dir -- direction (1 for direct, 0 for reverse)
+ ssn -- Source Sequence Number (time at the RA for reverse routes)
+ dsn -- Destination Sequence Number (time at the DA for direct routes)
+ hopcount -- hop count (currently unused)
+ ttl -- TTL (only used in reverse entries)
+ expiration -- entry expiration (in ticks, where a tick is 1024us, or ~ 1ms. Use 0 for an indefinite entry)
+ sleepmode -- RA's sleep mode (currently unused)
+ snr -- SNR in the link to RA (currently unused)
+
+fwt_list_route
+ This command is used to list a route from the FWT table. The only
+ parameter is the route ID. If you want to list all the routes in a
+ table, start with rid=0, and keep incrementing rid until you get a
+ "(null)" string. This function is similar to fwt_list. The only
+ difference is the output format. Also note that this command is meant
+ for debugging. It is expected that users will use fwt_lookup and
+ fwt_list. One important reason for this is that the route id may change
+ as the route table is altered.
+
+ iwpriv ethX fwt_list_route rid
+
+ The output is a string of the following form:
+
+ da metric dir nid ssn dsn hopcount ttl expiration
+
+ where the different fields are:-
+ da -- DA MAC address (in the form "00:11:22:33:44:55")
+ metric -- route metric (cost: smaller-metric routes are preferred)
+ dir -- direction (1 for direct, 0 for reverse)
+ nid -- Next-hop (neighbor) host ID (nid)
+ ssn -- Source Sequence Number (time at the RA for reverse routes)
+ dsn -- Destination Sequence Number (time at the DA for direct routes)
+ hopcount -- hop count (currently unused)
+ ttl -- TTL count (only used in reverse entries)
+ expiration -- entry expiration (in ticks, where a tick is 1024us, or ~ 1ms. Use 0 for an indefinite entry)
+
+fwt_list_neigh
+ This command is used to list a neighbor from the FWT table. The only
+ parameter is the neighbor ID. If you want to list all the neighbors in a
+ table, start with nid=0, and keep incrementing nid until you get a
+ "(null)" string. Note that the nid from a fwt_list_route command can be
+ used as an input to this command. Also note that this command is meant
+ mostly for debugging. It is expected that users will use fwt_lookup.
+ One important reason for this is that the neighbor id may change as the
+ neighbor table is altered.
+
+ iwpriv ethX fwt_list_neigh nid
+
+ The output is a string of the following form:
+
+ ra sleepmode snr references
+
+ where the different fields are:-
+ ra -- RA MAC address (in the form "00:11:22:33:44:55")
+ sleepmode -- RA's sleep mode (currently unused)
+ snr -- SNR in the link to RA (currently unused)
+ references -- RA's reference counter
+
+fwt_reset
+ This command is used to reset the FWT table, getting rid of all the
+ entries. There are no input parameters.
+
+ iwpriv ethX fwt_reset
+
+ The command does not return anything.
+
+fwt_cleanup
+ This command is used to perform user-based garbage recollection. The
+ FWT table is checked, and all the entries that are expired or invalid
+ are cleaned. Note that this is exported to the driver for debugging
+ purposes, as garbage collection is also fired by the firmware when in
+ space problems. There are no input parameters.
+
+ iwpriv ethX fwt_cleanup
+
+ The command does returns the number of invalid/expired routes deleted.
+
+fwt_time
+ This command returns a card's internal time representation. It is this
+ time that is used to represent the expiration times of FWT entries. The
+ number is not consistent from card to card; it is simply a timer count.
+ The fwt_time command is used to inspect the timer so that expiration
+ times reported by fwt_list can be properly interpreted.
+
+ iwpriv ethX fwt_time
+
+mesh_get_ttl
+
+ The mesh ttl is the number of hops a mesh packet can traverse before it
+ is dropped. This parameter is used to prevent infinite loops in the
+ mesh network. The value returned by this function is the ttl assigned
+ to all mesh packets. Currently there is no way to control the ttl on a
+ per packet or per socket basis.
+
+ iwpriv ethX mesh_get_ttl
+
+mesh_set_ttl ttl
+
+ Set the ttl. The argument must be between 0 and 255.
+
+ iwpriv ethX mesh_set_ttl <ttl>
+
+=========================
+ETHTOOL
+=========================
+
+
+Use the -i option to retrieve version information from the driver.
+
+# ethtool -i eth0
+driver: libertas
+version: COMM-USB8388-318.p4
+firmware-version: 5.110.7
+bus-info:
+
+Use the -e option to read the EEPROM contents of the card.
+
+ Usage:
+ ethtool -e ethX [raw on|off] [offset N] [length N]
+
+ -e retrieves and prints an EEPROM dump for the specified ethernet
+ device. When raw is enabled, then it dumps the raw EEPROM data
+ to stdout. The length and offset parameters allow dumping cer-
+ tain portions of the EEPROM. Default is to dump the entire EEP-
+ ROM.
+
+# ethtool -e eth0 offset 0 length 16
+Offset Values
+------ ------
+0x0000 38 33 30 58 00 00 34 f4 00 00 10 00 00 c4 17 00
+
+========================
+DEBUGFS COMMANDS
+========================
+
+those commands are used via debugfs interface
+
+===========
+rdmac
+rdbbp
+rdrf
+ These commands are used to read the MAC, BBP and RF registers from the
+ card. These commands take one parameter that specifies the offset
+ location that is to be read. This parameter must be specified in
+ hexadecimal (its possible to preceed preceding the number with a "0x").
+
+ Path: /debugfs/libertas_wireless/ethX/registers/
+
+ Usage:
+ echo "0xa123" > rdmac ; cat rdmac
+ echo "0xa123" > rdbbp ; cat rdbbp
+ echo "0xa123" > rdrf ; cat rdrf
+wrmac
+wrbbp
+wrrf
+ These commands are used to write the MAC, BBP and RF registers in the
+ card. These commands take two parameters that specify the offset
+ location and the value that is to be written. This parameters must
+ be specified in hexadecimal (its possible to preceed the number
+ with a "0x").
+
+ Usage:
+ echo "0xa123 0xaa" > wrmac
+ echo "0xa123 0xaa" > wrbbp
+ echo "0xa123 0xaa" > wrrf
+
+sleepparams
+ This command is used to set the sleepclock configurations
+
+ Path: /debugfs/libertas_wireless/ethX/
+
+ Usage:
+ cat sleepparams: reads the current sleepclock configuration
+
+ echo "p1 p2 p3 p4 p5 p6" > sleepparams: writes the sleepclock configuration.
+
+ where:
+ p1 is Sleep clock error in ppm (0-65535)
+ p2 is Wakeup offset in usec (0-65535)
+ p3 is Clock stabilization time in usec (0-65535)
+ p4 is Control periodic calibration (0-2)
+ p5 is Control the use of external sleep clock (0-2)
+ p6 is reserved for debug (0-65535)
+
+subscribed_events
+
+ The subscribed_events directory contains the interface for the
+ subscribed events API.
+
+ Path: /debugfs/libertas_wireless/ethX/subscribed_events/
+
+ Each event is represented by a filename. Each filename consists of the
+ following three fields:
+ Value Frequency Subscribed
+
+ To read the current values for a given event, do:
+ cat event
+ To set the current values, do:
+ echo "60 2 1" > event
+
+ Frequency field specifies the reporting frequency for this event.
+ If it is set to 0, then the event is reported only once, and then
+ automatically unsubscribed. If it is set to 1, then the event is
+ reported every time it occurs. If it is set to N, then the event is
+ reported every Nth time it occurs.
+
+ beacon_missed
+ Value field specifies the number of consecutive missing beacons which
+ triggers the LINK_LOSS event. This event is generated only once after
+ which the firmware resets its state. At initialization, the LINK_LOSS
+ event is subscribed by default. The default value of MissedBeacons is
+ 60.
+
+ failure_count
+ Value field specifies the consecutive failure count threshold which
+ triggers the generation of the MAX_FAIL event. Once this event is
+ generated, the consecutive failure count is reset to 0.
+ At initialization, the MAX_FAIL event is NOT subscribed by
+ default.
+
+ high_rssi
+ This event is generated when the average received RSSI in beacons goes
+ above a threshold, specified by Value.
+
+ low_rssi
+ This event is generated when the average received RSSI in beacons goes
+ below a threshold, specified by Value.
+
+ high_snr
+ This event is generated when the average received SNR in beacons goes
+ above a threshold, specified by Value.
+
+ low_snr
+ This event is generated when the average received SNR in beacons goes
+ below a threshold, specified by Value.
+
+extscan
+ This command is used to do a specific scan.
+
+ Path: /debugfs/libertas_wireless/ethX/
+
+ Usage: echo "SSID" > extscan
+
+ Example:
+ echo "LINKSYS-AP" > extscan
+
+ To see the results of use getscantable command.
+
+getscantable
+
+ Display the current contents of the driver scan table (ie. get the
+ scan results).
+
+ Path: /debugfs/libertas_wireless/ethX/
+
+ Usage:
+ cat getscantable
+
+setuserscan
+ Initiate a customized scan and retrieve the results
+
+
+ Path: /debugfs/libertas_wireless/ethX/
+
+ Usage:
+ echo "[ARGS]" > setuserscan
+
+ where [ARGS]:
+
+ chan=[chan#][band][mode] where band is [a,b,g] and mode is
+ blank for active or 'p' for passive
+ bssid=xx:xx:xx:xx:xx:xx specify a BSSID filter for the scan
+ ssid="[SSID]" specify a SSID filter for the scan
+ keep=[0 or 1] keep the previous scan results (1), discard (0)
+ dur=[scan time] time to scan for each channel in milliseconds
+ probes=[#] number of probe requests to send on each chan
+ type=[1,2,3] BSS type: 1 (Infra), 2(Adhoc), 3(Any)
+
+ Any combination of the above arguments can be supplied on the command line.
+ If the chan token is absent, a full channel scan will be completed by
+ the driver. If the dur or probes tokens are absent, the driver default
+ setting will be used. The bssid and ssid fields, if blank,
+ will produce an unfiltered scan. The type field will default to 3 (Any)
+ and the keep field will default to 0 (Discard).
+
+ Examples:
+ 1) Perform an active scan on channels 1, 6, and 11 in the 'g' band:
+ echo "chan=1g,6g,11g" > setuserscan
+
+ 2) Perform a passive scan on channel 11 for 20 ms:
+ echo "chan=11gp dur=20" > setuserscan
+
+ 3) Perform an active scan on channels 1, 6, and 11; and a passive scan on
+ channel 36 in the 'a' band:
+
+ echo "chan=1g,6g,11g,36ap" > setuserscan
+
+ 4) Perform an active scan on channel 6 and 36 for a specific SSID:
+ echo "chan=6g,36a ssid="TestAP"" > setuserscan
+
+ 5) Scan all available channels (B/G, A bands) for a specific BSSID, keep
+ the current scan table intact, update existing or append new scan data:
+ echo "bssid=00:50:43:20:12:82 keep=1" > setuserscan
+
+ 6) Scan channel 6, for all infrastructure networks, sending two probe
+ requests. Keep the previous scan table intact. Update any duplicate
+ BSSID/SSID matches with the new scan data:
+ echo "chan=6g type=1 probes=2 keep=1" > setuserscan
+
+ All entries in the scan table (not just the new scan data when keep=1)
+ will be displayed upon completion by use of the getscantable ioctl.
+
+==============================================================================