[Gta04-owner] gta04 board can boot only outside freerunner case

[Belisko Marek]

On Fri, Mar 30, 2012 at 7:44 PM, Dr. H. Nikolaus Schaller
<hns at goldelico.com> wrote:
>
> Am 30.03.2012 um 19:29 schrieb Belisko Marek:
>
>> On Fri, Mar 30, 2012 at 7:16 PM, Dr. H. Nikolaus Schaller
>> <hns at goldelico.com> wrote:
>>>
>>> Am 30.03.2012 um 19:07 schrieb Belisko Marek:
>>>
>>>> Hi,
>>>>
>>>> I have strange problem.
>>>> I replace free runner board with gta04 board according manual.
>>>> All steps was fine. Before putting back to case I verify it can boot
>>>> from flash (just plug battery + usb)
>>>> and I can see pinguin on display so seems to be fine.
>>>>
>>>> Then I put board and display back to free runner case. When again try
>>>> to start I got just white display
>>>> and no console output. Any hints what could I check and what could
>>>> cause problems?
>>>
>>> Do you have a SD card installed?
>> No SD card installed, just want to boot existing image from flash.
>> Currently don't
>> have converted from SD to uSD so can't verify that option.
>
> Well, it should also work without. It is just that if the AUX button is pressed
> and a non-working SD card would have been inserted, this could happen.
Will try to investigate, but for now I can live with only board which is outside
box.
>
>>>
>>> The case sometimes may "press" the AUX/User button and this influences
>>> the boot sequence. I remember that there was at least one who reported
>>> and solved a similar problem (Lukas?).
>> Maybe you're right. But when I put it ti case I don't close it
>> completely so I have serial
>> console connected but there is no output (just white display)
>
> Not even a "60" message?
>
> hm. This indicates that there might be a short circuit somewhere. Maybe
> the metal backside of the display is being pressed down too much when
> the display cover is installed?
Hmm no I don't think so. I don't have top cover installed it occurred
when just plug
to bottom cover part.

P.S.: Because for kernel development purposes it's not so easy every time when
new kernel must be tested unplug-copy-plug sd card and it is very time consuming
could anybody share what is standard procedure? I was thinking about
DFU but not sure what
is status for gta04.
>
>>>
>>> If you have a RS232 cable you could also check the console output.
>>>
>>
>>> Well, this is not that easy if you want to close the case. But:
>>>
>>> * don't install the internal GPS antenna
>>> * insert the RS232 cable from the backside through the GPS antenna hole
>>> * insert the GTA04 PCB
>>> * connect the cable
>>> * close the front cover (but take care not to shear off the RS232 cable)
>>>
>>> Then you can insert a battery and look at the RS232 console.
>>>
>>> Nikolaus
>>>
>>> _______________________________________________
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>>> Gta04-owner at goldelico.com
>>> http://lists.goldelico.com/mailman/listinfo/gta04-owner
>>
>> regards,
>>
>> marek
>>
>> --
>> as simple and primitive as possible
>> -------------------------------------------------
>> Marek Belisko - OPEN-NANDRA
>> Freelance Developer
>>
>> Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
>> Tel: +421 915 052 184
>> skype: marekwhite
>> twitter: #opennandra
>> web: http://open-nandra.com
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>
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regards,

marek

-- 
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer

Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
twitter: #opennandra
web: http://open-nandra.com