NAND/ HW ECC problem

Thomas Gleixner tglx at linutronix.de
Mon Sep 19 17:43:45 EDT 2005


On Tue, 2005-09-20 at 01:40 +0400, Vitaly Wool wrote:
> >Hmm, we really should think about making the ECC size per chunksize run
> >time configurable.
> >
> What if have it in the same way as oobfree is stored, i. e. {offset, 
> length} pairs instead?

Yes

> >If your chip does it different, please use the correct parts of the data
> >structure to implement it. 
> >
> Yes, it does and I'm not at all happy with that. However, I guess this 
> controller is likely to be used in other boards' designs...
> So, the right way to handle this bizarre stuff currently is to 
> write/read ECC data byte-by-byte following the eccpos array, correct?

Yes

tglx





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