XO-4 not resuming after suspend
Martin Langhoff
martin.langhoff at gmail.com
Fri Feb 1 11:44:58 EST 2013
Great. Also the hw team is telling me that C1 units are more stable in
s/r than B1 units. A few problems only show up on B1s -- I had not
realized.
We don't have any C1 units to spare, but Ceibal should have a few of
them already. You might have to hunt one down...
m
On Fri, Feb 1, 2013 at 11:33 AM, Emiliano Pastorino
<epastorino at plan.ceibal.edu.uy> wrote:
> It does have an 8686.
> I've "rmmod'ed" libertas_sdio and libertas. It seems to be doing fine now.
> I've already resumed several times after suspend, no more hangs.
>
>
> On Fri, Feb 1, 2013 at 1:59 PM, Martin Langhoff <martin.langhoff at gmail.com>
> wrote:
>>
>> Does it have an 8686 (loads libertas driver) or an 8787 (loads
>> mwifiex* drivers).
>>
>> Does it get better if you blacklist the wlan drivers, ensuring they
>> don't get loaded? You won't have wlan, of course...
>>
>> At this point, XO-4 with 8787 is very stable for us, so if it has
>> 8787, your report is a surprise, and we should diagnose further.
>>
>> If you have an 8686, we are hunting down some regressions which may
>> explain what you see -- Paul Fox is working on it right now.
>>
>> cheers,
>>
>>
>> m
>>
>> On Fri, Feb 1, 2013 at 8:03 AM, Emiliano Pastorino
>> <epastorino at plan.ceibal.edu.uy> wrote:
>> > I have an XO-4 B1, OFW Q7B14, EC Firmware 0.3.10, os28.
>> >
>> > It won't resume after suspend, but sometimes it does. I couldn't
>> > reproduce the bug, but it happens most of the time.
>> >
>> > Here's the last lines of serial output before suspending:
>> >
>> >> [ 1893.876075] pxa168fb_release GFX layer, fbi 0 opened 4 times ----
>> >> [ 1911.036158] PM: Syncing filesystems ... done.
>> >> [ 1911.043380] Freezing user space processes ... (elapsed 0.02 seconds)
>> >> done.
>> >> [ 1911.068796] Freezing remaining freezable tasks ... (elapsed 0.01
>> >> seconds) done.
>> >> [ 1911.091375] Suspending console(s) (use no_console_suspend to debug)
>> >
>> >
>> > No more messages after this, I've pressed every button, but nothing
>> > happens.
>> > I only see some output from EC serial port when power button is pressed.
>> >
>> > Anyone else seeing this?
>> >
>> > Thanks,
>> > Emiliano
>> >
>> > _______________________________________________
>> > Devel mailing list
>> > Devel at lists.laptop.org
>> > http://lists.laptop.org/listinfo/devel
>> >
>>
>>
>>
>> --
>> martin.langhoff at gmail.com
>> martin at laptop.org -- Software Architect - OLPC
>> - ask interesting questions
>> - don't get distracted with shiny stuff - working code first
>> - http://wiki.laptop.org/go/User:Martinlanghoff
>
>
>
>
> --
> Ing. Emiliano Pastorino
> Centro Ceibal
> Av. Italia 6201 Ed. Los Ceibos
> Montevideo, Uruguay
> Tel: (598) 2601 5773 int.: 2232
--
martin.langhoff at gmail.com
martin at laptop.org -- Software Architect - OLPC
- ask interesting questions
- don't get distracted with shiny stuff - working code first
- http://wiki.laptop.org/go/User:Martinlanghoff
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