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

Belisko Marek marek.belisko at gmail.com
Sat Mar 31 22:35:08 CEST 2012


On Fri, Mar 30, 2012 at 8:46 PM, Dr. H. Nikolaus Schaller
<hns at goldelico.com> wrote:
>
> Am 30.03.2012 um 19:55 schrieb 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.
>
> Ah, that is more strange.
Problem partially fix. Seems power button was pressed when put gta04
to free runner cover
so need to fix that somehow ;)
>
>>
>> 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.
>
> DFU was a GTA01/02 U-Boot extension that has not made its way into mainstram
> or BeagleBoard U-Boot (at least until last time we did major U-Boot upgrades).
> I think everyone did focus on Qi and nobody did care about upstreaming.
>
> I usually boot from SD (or NAND if the kernel on SD is severely broken) and
> can then read/write the kernel in /boot/uImage. So I rarely have to switch the SD.
>
> And development of many drivers can be done in module mode, i.e. the system
> remains bootable.
>
>
>>>
>>>>>
>>>>> 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
>>>>>
>>>>> _______________________________________________
>>>>> Gta04-owner mailing list
>>>>> 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
>>>> _______________________________________________
>>>> Gta04-owner mailing list
>>>> Gta04-owner at goldelico.com
>>>> http://lists.goldelico.com/mailman/listinfo/gta04-owner
>>>
>>> _______________________________________________
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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
>> _______________________________________________
>> Gta04-owner mailing list
>> Gta04-owner at goldelico.com
>> http://lists.goldelico.com/mailman/listinfo/gta04-owner
>
> _______________________________________________
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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


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