[fedora-arm] Someone interested in Pandaboard ES?

Andy Green andy at warmcat.com
Sat Dec 20 01:29:08 UTC 2014



On 19 December 2014 19:00:17 GMT+08:00, "Пламен Христов" <plamenhhristov at gmail.com> wrote:
>2014-12-18 8:08 GMT+02:00 Peter Robinson <pbrobinson at gmail.com>:
>>
>>
>>
>> I'm running F-21 on two revisions of the Panda-ES without issues. I'm
>> running one with a minimal install and one with XFCE.
>>
>> I've not seen any errors around thermal errors even when compiling
>> things. Have you tried installing the kernel-tools package and
>running
>> the tmon util? My devices sit at around 30 degrees at idle.
>>
>> The wlcore module error is a known issue. I black list them as I
>don't
>> use wireless. The chip needs a userspace util called uim to put the
>> chip into the right mode, also the patches to support DeviceTree
>> haven't landed upstream. In general the WiLink wireless drivers
>aren't
>> in a great state.
>>
>> I create a file called:
>> /etc/modprobe.d/blacklist-wlcore.conf
>> And add the following two lines:
>> blacklist wl12xx
>> blacklist wlcore
>>
>> I can't help with the other error without more information. Overall
>> with F-21 GA the Panda-ES does work relatively well in my experience.
>> There's certainly some improvements to be made but it's generally
>very
>> usable with  XFCE or as a minimal install system.
>>
>> Peter
>>
>
>Thank You fo reply, Peter!
>
>I'have installed kernel-tools and banned wlcore. Than reboot before
>make
>new logs.
>Tmon indicates ~50C at Idle and goes 79 with little load. Based on

Is it really idle?  Something seems to be making him abnormally hot.

Any clues in top or cat /proc/interrupts?

>previous
>expiriance it can't survive full system update, without termal
>shutdown.
>
>Here is my logs:
>http://pastebin.com/L118YkDt
>http://pastebin.com/pfSLR2Fe
>http://pastebin.com/NH4G5egN
>
>Last time I forgot to mention that mouse is working badly, but think

It's be nice if there was some interrupt going nuts we could see in /proc/interrupts making execessive latency.

How about the U-Boot / MLO pieces?  They have nasty deps like gpu clock state and default GPIO state.

If the only clue is excess heat it can be something like a contended SoC GPIO.

-Andy

>that
>this is not important now. I use XFCE edition of F21. Power adapter is
>2250
>mA and I think that is OK also.
>
>
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