Re: [Yaffs] New to the mailing list. Have issues with bad fl…
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|de Brebisson, Cyrille (Calculator Division) at|
> - Do you mean that the block will be reused, or retired (marked as bad) > - How is this done? > - Is it done through internal YAFFS memory structures (which will not > survive a “format through erase all blocks”)? Or is this done through a > “bad block marking”?
> - but I have not seen yaffs doing any bad block markings. Is this > normal? > - When will yaffs mark block as bad? In which condition and at what > time?
> - One area where people often make mistakes is in waiting until the > data is properly ready before reading.
> - Also, make sure the flash memory power supplies are good and low > ripple.
> - have you ever seen that in your experience?
> - > - when this happen, I make sure that the flash driver to yaffs > interface returns a YAFFS_FAIL, however, yaffs does seem to still return > data to the user that called the file read, incorrectly returning known bad > bytes at this point. Is this normal?
> - > - After such a bad read, yaffs does not seem to do anything on the > block like mark it as bad or something like this. Is it intended?
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