i.MX6DQ RM of sect 22.214.171.124 NAND Flash Boot Flow and Boot Control Blocks (BCB) Describes
The FCB data structure is protected using software ECC (SEC-DED Hamming Codes).
Do Will ECC data to make the BCH in Software ECC.
Do externally calculated and required to enter ?
The ECC data is recorded in the 0-3 byte of FCB?