Thinkpad T60 with Atheros working only after restart from Windows

Lyubomir Yotov l.yotov at gmail.com
Fri Jun 21 09:02:34 UTC 2013


Hello Adrian,

Do you have any feedback on the matter?

Regards,

Lyubomir


On 13 June 2013 10:09, Lyubomir Yotov <l.yotov at gmail.com> wrote:

> Hello Adrian,
>
> I enabled acpi_ibm.ko but this didn't help and after "halt" the wifi is
> not working again.
>
> Regards,
>
> Lyubomir
>
>
> On 13 June 2013 08:03, Lyubomir Yotov <l.yotov at gmail.com> wrote:
>
>> Hello Adrian,
>> I did some tests and discovered that the problem is related to
>> "halt"/"shutdown" of system. If "reboot" is carried out than there is no
>> problem and the wifi works properly (even if done from Gnome - Gnome seems
>> to have no relation to the problem). So what could lead to "ath0: time out"
>> after shutting down or halting the system? I noticed that there are irq
>> storms on irq 17 which is the wifi irq (interrupt storm detected on
>> "irq17:"; throttling interrupt source). Something else that I am not sure
>> to have relevance - after shutdown during the start-up ath0 is reported to
>> use autoselect mode 11g:
>> (below is from dmesg)
>>
>> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 2290
>>
>>         ether 00:19:7e:91:xx:xx
>>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>         media: IEEE 802.11 Wireless Ethernet autoselect mode 11g
>>         status: associated
>>
>> After the boot has finished the mode changes to 11a:
>>
>> #ifconfig ath0
>>
>> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 2290
>>         ether 00:19:7e:91:xx:xx
>>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>         media: IEEE 802.11 Wireless Ethernet autoselect mode 11a
>>         status: associated
>>
>> Do you have any idea where to look for now?
>>
>> Regards,
>>
>>
>> Lyubomir
>> P.S. I will try to play with acpi_ibm.ko and see if things change if I
>> make it auto-load.
>>
>>
>> On 10 June 2013 16:06, Lyubomir Yotov <l.yotov at gmail.com> wrote:
>>
>>> Hello Adrian,
>>>
>>> Attached are files with consecutive vmstat -i when the wlan is working
>>> (vmstat-i_working.txt) and when the wlan is not working
>>> (vmstat-i_not_working.txt). There is also output from ifconfig when the
>>> wlan is not working (ifconfig.txt).
>>> After some more deeper investigation it seems to me that the problem
>>> appears after starting X with Gnome. I will continue investigating with
>>> "reboot"/"halt -p" and inform you.
>>> BTW do you think that starting Gnome session (using startx, as I haven't
>>> set auto start of X if this is of any importance) can cause problems - in
>>> Gnome I have no settings for the network in the "System->Network"
>>> application and I start it with normal user?
>>>
>>> Regards,
>>>
>>> Lyubo
>>>
>>>
>>> On 9 June 2013 18:28, Adrian Chadd <adrian at freebsd.org> wrote:
>>>
>>>> Can you please paste the vmstat -i output?
>>>>
>>>>
>>>>
>>>> adrian
>>>>
>>>> On 9 June 2013 06:53, Lyubomir Yotov <l.yotov at gmail.com> wrote:
>>>> > Hi,
>>>> >
>>>> > After restart from Windows and working wireless the number of
>>>> interrupts
>>>> > increases and the rate increases. After next restart (the ath0 times
>>>> out)
>>>> > the interrupts increase but the rate is going down.
>>>> > I noticed that after restart from Windows and working wifi if I
>>>> restart
>>>> > /etc/rc.d/netif the wifi is working again. If I shutdown wlan0 and
>>>> bring it
>>>> > up again then I wlan0 doesn't get address but ath0 is not timing out.
>>>> I can
>>>> > still get a list with the available APs around.
>>>> >
>>>> > Regards,
>>>> >
>>>> > Lyubo
>>>> >
>>>> >
>>>> >
>>>> >
>>>> >
>>>> >
>>>> > On 8 June 2013 18:28, Adrian Chadd <adrian at freebsd.org> wrote:
>>>> >>
>>>> >> Hm!
>>>> >>
>>>> >> Ok, this should be working. I frequently test (read: every other day)
>>>> >> with the AR5416. But you're not the first person to report this bug.
>>>> >>
>>>> >>
>>>> >> Unfortunately when this happens, the interrupts aren't actually
>>>> making
>>>> >> it to the OS.
>>>> >>
>>>> >> Can you check the output of vmstat -i whilst you're doing it? The
>>>> ath0
>>>> >> counter should be increasing.
>>>> >>
>>>> >>
>>>> >>
>>>> >> adrian
>>>> >>
>>>> >> On 8 June 2013 06:49, Lyubomir Yotov <l.yotov at gmail.com> wrote:
>>>> >> > Hello,
>>>> >> > I have a Thinkpad T60 with dual boot between Windows XP and FreeBSD
>>>> >> > 9.1-Release:
>>>> >> >
>>>> >> > uname -a
>>>> >> > FreeBSD T60.workgroup 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243826:
>>>> Tue
>>>> >> > Dec
>>>> >> > 4 06:55:39 UTC 2012
>>>> >> > root at obrian.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC
>>>> >> > i386
>>>> >> >
>>>> >> > I am trying to use my wifi card which is:
>>>> >> >
>>>> >> > dmesg
>>>> >> > ....
>>>> >> > ath0: <Atheros 5416> mem 0xedf00000-0xedf0ffff irq 17 at device
>>>> 0.0 on
>>>> >> > pci3
>>>> >> > ath0: AR5418 mac 12.10 RF5133 phy 8.1
>>>> >> > ....
>>>> >> >
>>>> >> > pciconf -lv
>>>> >> > ....
>>>> >> > ath0 at pci0:3:0:0:        class=0x028000 card=0x0033168c
>>>> chip=0x0024168c
>>>> >> > rev=0x01 hdr=0x00
>>>> >> >     vendor     = 'Atheros Communications Inc.'
>>>> >> >     device     = 'AR5008 Wireless Network Adapter'
>>>> >> >     class      = network
>>>> >> > .....
>>>> >> >
>>>> >> > I followed several HOW-TOs in order to make it work. Unfortunately
>>>> I it
>>>> >> > is
>>>> >> > working only after I reboot from my Windows installation
>>>> (regardless of
>>>> >> > the
>>>> >> > position of the wifi switch on the front panel of the notebook).
>>>> After
>>>> >> > restart from Windows everything is fine - the wifi associates with
>>>> the
>>>> >> > AP
>>>> >> > and I can use it. If I reboot the system during the boot and
>>>> afterwards
>>>> >> > I
>>>> >> > constantly get:
>>>> >> >
>>>> >> > ath0: device timeout
>>>> >> >
>>>> >> > When I get the device status through ifconfig I can see that ath0
>>>> is
>>>> >> > associated but wlan0 is not associated.
>>>> >> >
>>>> >> > ifconfig ath0
>>>> >> > ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
>>>> mtu
>>>> >> > 2290
>>>> >> >         ether 00:19:7e:91:xx:xx
>>>> >> >         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>>> >> >         media: IEEE 802.11 Wireless Ethernet autoselect mode 11g
>>>> >> >         status: associated
>>>> >> >
>>>> >> > ifconfig wlan0
>>>> >> > wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
>>>> mtu
>>>> >> > 1500
>>>> >> >         ether 00:19:7e:91:xx:xx
>>>> >> >         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>>> >> >         media: IEEE 802.11 Wireless Ethernet autoselect
>>>> (autoselect)
>>>> >> >         status: no carrier
>>>> >> >         ssid "" channel 5 (2432 MHz 11g)
>>>> >> >         regdomain 98 indoor ecm authmode WPA privacy ON deftxkey
>>>> UNDEF
>>>> >> >         txpower 20 bmiss 7 scanvalid 450 bgscan bgscanintvl 300
>>>> >> > bgscanidle
>>>> >> > 250
>>>> >> >         roam:rssi 7 roam:rate 5 protmode CTS wme burst roaming
>>>> MANUAL
>>>> >> >
>>>> >> >
>>>> >> > In /var/log/messages I get:
>>>> >> >
>>>> >> > Jun  8 16:39:16 PC wpa_supplicant[3463]: Trying to associate with
>>>> >> > 54:e6:fc:ae:xx:xx (SSID='access1' freq=2432 MHz)
>>>> >> > Jun  8 16:39:20 PC kernel: ath0: device timeout
>>>> >> > Jun  8 16:39:26 PC wpa_supplicant[3463]: Authentication with
>>>> >> > 54:e6:fc:ae:xx:xx timed out.
>>>> >> >
>>>> >> > If I scan for wireless networks I get a list and my ap is in the
>>>> list
>>>> >> >
>>>> >> > ifconfig wlan0 scan
>>>> >> > SSID/MESH ID    BSSID              CHAN RATE   S:N     INT CAPS
>>>> >> > net1      00:11:11:01:xx:xx    6   54M -68:-96  100 EP
>>>> >> > 5edf9c          70:71:bc:26:xx:xx   11   54M -68:-96  100 EP   WPS
>>>> WPA
>>>> >> > WME
>>>> >> > access1       54:e6:fc:ae:xx:xx    5   54M -66:-96  100 EP   WPA
>>>> HTCAP
>>>> >> > WME
>>>> >> >
>>>> >> >
>>>> >> > In rc.local I have:
>>>> >> >
>>>> >> > wlans_ath0="wlan0"
>>>> >> > ifconfig_wlan0="WPA DHCP"
>>>> >> >
>>>> >> > In wpa_supplicant I have:
>>>> >> >
>>>> >> > ctrl_interface=/var/run/wpa_supplicant
>>>> >> > eapol_version=2
>>>> >> > ap_scan=1
>>>> >> > fast_reauth=1
>>>> >> >
>>>> >> > network={
>>>> >> >         ssid="access1"
>>>> >> >         psk="secret1"
>>>> >> >         priority=5
>>>> >> > }
>>>> >> > network={
>>>> >> >         ssid="access2"
>>>> >> >         psk="secret2"
>>>> >> >         priority=5
>>>> >> > }
>>>> >> >
>>>> >> > I searched the net for solution to my problem but I couldn't find
>>>> one.
>>>> >> > Can
>>>> >> > you help me with this?
>>>> >> >
>>>> >> >
>>>> >> > Regards,
>>>> >> >
>>>> >> > Lyubomir
>>>> >> > _______________________________________________
>>>> >> > freebsd-mobile at freebsd.org mailing list
>>>> >> > http://lists.freebsd.org/mailman/listinfo/freebsd-mobile
>>>> >> > To unsubscribe, send any mail to
>>>> >> > "freebsd-mobile-unsubscribe at freebsd.org"
>>>> >
>>>> >
>>>>
>>>
>>>
>>
>


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