[USRP-users] E110 - Detects 63MB RAM in lieu of 512 MB

Marcus Müller marcus.mueller at ettus.com
Wed Dec 17 12:13:48 EST 2014


Hi Brais,
Philip asked me to ask you: could you share the contents of
/proc/cmdline, ie. the output of cat /proc/cmdline?

Greetings,
Marcus

On 12/17/2014 04:56 PM, Brais Ares wrote:
> Here you go, I used PuTTY instead:
>
> https://dl.dropboxusercontent.com/u/2696878/bootlog.txt
>
> It's weird because it seems to recognize the 512 MB DRAM when booting...
>
> Thank you again.
> Regards.
>
> 2014-12-17 16:06 GMT+01:00 Marcus Müller <marcus.mueller at ettus.com
> <mailto:marcus.mueller at ettus.com>>:
>
>     Hello Brais,
>
>     uh oh. I'd ask to do one more thing: can you connect a PC to the
>     serial console USB port [1] and boot the device, and give us the
>     output (at least the beginning)?
>     For that, you would run (assuming the serial converter in the E110
>     appears as /dev/ttyUSB0 on your PC)
>
>     screen -L /dev/ttyUSB0 115200,cs8,-ixon,-ixoff
>
>     and get the screenlog.* of that run in the folder that you ran
>     screen in. To exit screen, press ctrl+a, then k, then confirm.
>
>
>     Greetings,
>     Marcus
>
>     [1]http://code.ettus.com/redmine/ettus/projects/usrpe1xx/wiki/FAQ#How-do-I-connect-through-the-console-port
>
>     On 12/16/2014 11:39 PM, Brais Ares wrote:
>>     Hello Marcus,
>>
>>     In order to discard that possibility, apart from switching Overo
>>     boards, I also tried to only switch SD cards. I've got one SD
>>     Card working flawless in the other E110, but putting it into the
>>     faulty usrp, RAM goes down to 61 MB as well.
>>
>>     Regards,
>>     Brais.
>>
>>
>>     2014-12-16 20:19 GMT+01:00 Marcus Müller
>>     <usrp-users at lists.ettus.com <mailto:usrp-users at lists.ettus.com>>:
>>
>>         Hello Brais,
>>
>>         have you tried putting a clean image on the SD card? This
>>         could also be caused by something wrong with the way the
>>         operating system is loaded.
>>
>>         Greetings,
>>         Marcus
>>
>>         On 12/16/2014 08:05 PM, Brais Ares via USRP-users wrote:
>>>         Sorry,
>>>
>>>         All i said applied to USRPs E110.
>>>
>>>         2014-12-16 19:58 GMT+01:00 Brais Ares <bares at gradiant.org
>>>         <mailto:bares at gradiant.org>>:
>>>
>>>             Hello,
>>>
>>>             I'm having trouble with one of my N210. It only detects
>>>             63 MB of RAM as you can see in this pic, when this value
>>>             ought to be 512 MB:
>>>
>>>             https://dl.dropboxusercontent.com/u/2696878/usrpram.jpg
>>>
>>>             The RAM that's still left is not even enough to compile
>>>             a small program so that gcc throws an error.
>>>
>>>             I moved the small PCB where the SD Card and processor
>>>             are to a healthy N210, and it's not healthy anymore, so
>>>             the problem seems to be this small PCB.
>>>
>>>             I would appreciate any advice about this.
>>>
>>>             Regards,
>>>             Brais.
>>>
>>>             -- 
>>>
>>>
>>>
>>>         -- 
>>>
>>>
>>>
>>>         _______________________________________________
>>>         USRP-users mailing list
>>>         USRP-users at lists.ettus.com <mailto:USRP-users at lists.ettus.com>
>>>         http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
>>
>>
>>         _______________________________________________
>>         USRP-users mailing list
>>         USRP-users at lists.ettus.com <mailto:USRP-users at lists.ettus.com>
>>         http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
>>
>>
>>
>>     -- 
>>
>
>
>
> -- 
>

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