Hi Don,
Thanks for clearing that up. An associate of mine bought 2 consoleLCD-vx
LCD packs. Both exibit the CRC problem. His name is Chad Venables. You
will find the order under his name.
Chad will be contacting you shortly.
Thanks for the help.
Kind Regards,
Christian Ruocco.
Don Anderson wrote:
> Hi Christian
>
>
> Thanks for letting us know that you have one of the verdex
> motherboards exhibiting CRC errors.
>
>
http://www.gumstix.net/Hardware/cat/Known-issues/112.html>
> We pull and test a representative sample from every manufacturing lot.
> Obviously, with the previous lot of boards, this process did not catch
> the problem and a number of defective verdex XL6P motherboards were
> shipped recently.
>
> We are re-evaluating the size of our lot samples. For the batch of
> motherboards just received 100% testing has shown no recurrence of
> this issue.
>
> We will issue an RMA to you if you would identify the purchaser and
> order number of the motherboard of concern. We do not have record of a
> verdex XL6P purchase in your name.
>
> Note: for customers facing expensive shipping costs to return a faulty
> product from overseas, we do not require the return of the faulty
> board, but we do prefer to receive the board back.
>
>
> Don
> @ Gumstix
> ++++++++++++++++++++++++++++
>
>
> On Feb 5, 2008 1:24 AM, Christian Ruocco <christian@ndc.co.za
> <mailto:christian@ndc.co.za>> wrote:
>
> Hi Steve,
>
> The RMA option for us is not a solution as the costs for shipping
> are astronomical from our current location in South Africa. Will
> are considering simply buying more gumstix and writing off the
> dead stuff :( Is there any guarantee that we won't end up
> ordering more broken stuff? I get the feeling the QA is poor over
> there. And second, is there a hack/patch we could apply to the
> flash 'driver' code to ignore the CRC errors since if I understand
> what you're saying, the data is fine on the flash, the flash is
> simply returning erroneous statuses? This would do fine until we
> get new stuff and allow me to continue developing.
>
> Thanks,
> Xris.
>
>
> Steve Sakoman wrote:
>> John,
>>
>> You can do that if you have the proper equipment. We're still
>> investigating the issue and are taking that sort of measure.
>>
>> In the meantime, if you have one of these problem units you should
>> contact gumstix for an RMA.
>>
>> Steve
>>
>> On Jan 31, 2008 1:07 AM, john <captain.deadly@gmail.com> <mailto:captain.deadly@gmail.com> wrote:
>>
>>>>> Steve Sakoman wrote:
>>>>>
>>>>>> Michael,
>>>>>>
>>>>>> Wear-leveling, error detection, and bad block handling are done
>>>>>> directly by jffs2:
>>>>>>
>>>>>>
http://sourceware.org/jffs2/jffs2-html/jffs2-html.html>>>>>>
>>>>>> The CRC errors are a symptom of the real problem, which is *not* data
>>>>>> errors in the array. It is the fact that the flash chip gets stuck n
>>>>>> Read Status Register mode which causes it to return 0x0080 on every
>>>>>> access, which of course will cause jffs2 to think there is a CRC
>>>>>> error.
>>>>>>
>>>>>> Steve
>>>>>>
>>>>>>
>>> Excuse any ignorance on my part, but rest assured I'm only trying to help.
>>> I don't have this problem but can I ask a stupid question.
>>>
>>> If you have a board that works and one that don't work what happens
>>> when you swap the flash chips? Is this even possible? Yes it could well
>>> be a stupid question but it may sort of help home in on the problem.
>>>
>>> Go easy on me ;-)
>>>
>>> John
>>>
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