[U-Boot] Can't read kernel if bad blocks are present in partition

[Alexandre Gambier <a.gambier@ftemaximal.fr>]

>> Assuming you load the kernel to ram with tftp (and that "AppKernel" is
>> an mtdparts partition in NAND), then you could do:
>>
>> nand erase.part AppKernel
>> tftp $load_addr uImage
>> crc32 $load_addr $filesize
>> nand write.i $load_addr AppKernel $filesize
>> nand read.i $load_addr AppKernel $filesize
>> crc32 $load_addr $filesize
>>
>> To verify the CRCs match between what you load off tftp and what you
>> read back from NAND.
Everything works fine now.
I now use "nand write.i" and "nand read.i" instead of "nand write" and 
"nand.read".
>> Does STLinux have a support contact?
>>
>> This list is for mainline U-Boot.  Have you checked whether these chips
>> are supported in current mainline U-Boot?
It was just a misunderstanding of u-boot commands.

Thank you guys for your help.