[PATCH] u-boot from nand and skip bad block
trimarchi at gandalf.sssup.it
Sat Apr 12 14:48:59 CEST 2008
Werner Almesberger wrote:
> trimarchi at gandalf.sssup.it wrote:
>> The code does't skip coorectly the bad block, because it use
>> start_addr instead
>> of i in the if code in main loop (so the condition is always true).
>> Then it must check the first and second page, byte 5 of 16 extrabyte.
> Yes, I see that there are three changes in your patch:
> - avoid false positives by only checking the beginning of a block
> - check the second page as well
> - do more wait_idle
> The first two fix pretty obvious bugs. I'm curious about the third:
> did you experience failures due to the lack of waiting here ?
No, The third is taken from u-boot. I don't see any failure at all.
Tomorrow I will add support for nand with large page size for a
different product. Maybe I will be able to post another patch.
I have no access to the neo hardware, but I have several s3c24xx
based boards, I would like to contribute to the project, for the
beats concerning u-boot and kernel; can you point me to something
that would be useful?
> - Werner
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