V210 # nand scrub

NAND scrub: device 0 whole chip

Warning: scrub option will erase all factory set bad blocks!

         There is no reliable way to recover them.

         Use this command only for testing purposes if you

         are sure of what you are doing!

Really scrub this NAND flash? <y/N>

Erasing at 0x2660000 --  15% complete.

NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5

Erasing at 0x87a0000 --  53% complete.

NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5

Erasing at 0xb840000 --  72% complete.

NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5

Erasing at 0xee00000 --  93% complete.

NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5

Erasing at 0xffe0000 -- 100% complete.

Scanning device for bad blocks

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

s3c-nand: ECC uncorrectable error detected

OK