User`s guide

Secure Boot with i.MX28 HAB Version 4, Rev. 1
28 Freescale Semiconductor
Example CSF text files for reference
[Install CSFK]
File = "../crts/CSF1_1_sha256_2048_65537_v3_usr_crt.pem"
[Authenticate CSF]
[Install Key]
Verification index = 0
Target index = 2
File = "../crts/IMG1_1_sha256_2048_65537_v3_usr_crt.pem"
# Sign entire linux_prep image
# Blocks have the following definition:
# Base address of the binary file, Offset, Length of block in bytes
[Authenticate Data]
Verification index = 2
Engine = DCP
Blocks = 0x00002000 0x0 0x4000 "linux_prep.bin”
8.3 Linux_kernel CSF example
[Header]
Version = 4.0
Hash Algorithm = sha256
Engine Configuration = 0
Certificate Format = X509
Signature Format = CMS
[Install SRK]
File = "../crts/srk_tbl1_2_3_4.bin"
Source index = 0
[Install CSFK]
File = "../crts/CSF1_1_sha256_2048_65537_v3_usr_crt.pem"
[Authenticate CSF]
[Install Key]
Verification index = 0
Target index = 2
File = "../crts/IMG1_1_sha256_2048_65537_v3_usr_crt.pem"