Reg:FAT support for NAND

Jason Liu liu.h.jason at gmail.com
Thu May 15 05:31:45 EDT 2008


In order to support vfat filesystem on raw nand flash, the new FTL
should be developed. The simple FTL(mtdblock.c) that mtd provide has a
lot of shortcomings or bugs, such as no BBM, no wear-leveling, not
correctly handle the ecc error case, etc.

2008/5/12 veena s <veena_3_2003 at yahoo.co.in>:
> Hi ,
>
>
> I want to Use FAT Filesystem for NAND in the Linux
> Kernel ver-2.6.10.
> We have tried by enabling NFTL layer . But we are
> facing the following  problem to mount  with FAT.....
>
> 1 ) nftl_format : utility is used to format the device
> requires the erase size to be 8k bytes, but our device
> has erase size of 128kbytes.so nftl_format is not able
> to recognise the erase size.
>
> 2 ) We have created the device nodes as /dev/nftla and
> tried to mount FAT over it using the following
> command.
>
> mount -tvfat /dev/nftla /mnt/nand
> but above command is failing.
>
> So please suggest whether the above steps are
> correct.?
> and help us how to use FAT over NAND.
>
> Thanks
>
>
>
>
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