Updating Customer Data into BCT
Note: Customer data can only be specified at
create_bsp_images.py
/flash_bsp_images.py
when the target
has been fused for authentication. In this case, the customer data can only be updated when
a privacy key is available.There are two types of customer data:
- Product specific : Unique to product
- Target specific : Unique to target
Customer data is typically done with a read, modify, and write process, except for the authentication exception noted above. Two methods are provided are explained below.
Product Customer Data
Product specific customer data can be specified using the board json file. The following key/file is added to board specific json file.
"f_SignedCustomerData":"p3710_signed_customer_data.json"
This is intended for customer data items that never or rarely change.
Target Specific Customer Data
Target specific customer data can be specified at any time (creation or flashing).