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AM2432: Enable authentication for application image issue

Part Number: AM2432

Tool/software:

Hello Expert,

I am troubleshooting an authentication issue with an app image and need some help.The problem is as follows:


1. When I enable the SBL authentication option for app image in syscfg tool, the app image fails to authenticate;

2. But when I disable the SBL authentication option for app image in syscfg tool, SBL can load the app image normally and the app runs fine.


So I would like to ask if SBL can support signature authentication for app image now? And if the answer is yes, how should I use this feature properly?


My test environment is as follows:

(1)Chip: AM2432BSDFHIALVR;

(2)SBL: using TI provided SBL OSPI demo;

(3)APP: a simple hello world program. The app image has a signature, and the app image file suffix is HS-FS, the signature method according to the AM243X MCU + SDK 09.01.00 manual (signing scipts chapter);

Thank you,
Best regards