FSPXI:ImportIntegrityVerificationSeed

FSPXI:ImportIntegrityVerificationSeed

Request #

Index WordDescription
0Header code [0x00450002]
1Always 0x00013006, for 0x130 size: (size<<8) | 6
2Input IntegrityVerificationSeed pointer

Response #

Index WordDescription
0Header code
1Result code

IntegrityVerificationSeed #

OffsetSizeDescription
0x00x10AES-CBC MAC over a SHA256 hash, which hashes the first 0x110-bytes of the cleartext SEED.
0x100x120The nand/private/movable.sed, encrypted with AES-CBC using the above MAC for the counter.

Description #

This decrypts the input SEED and verifies it with the input AES-CBC MAC, verifies the RSA-signature, then writes the data to nand/private/movable.sed.