I have gone through some of security appnotes AN4581& DL reference manual and imx6 security reference manual.
From imx6 DL ref manual section: 8.3.1
FUSE Configuration Definition Shipped value settings
DIE-XCORDINATE[ Freescale Device Unique Id, 64-bit UID NA Unique ID Settings vary - used by HAB
nxp above key has burned to the chip.
- How the settings vary, if we used HAB secure boot flow? what kind of system settings will vary?
- Can i know , how Unique_ID keep the board/device in secure state?
- If Because of Unique id the system in secure state. so will be in the same state remain, if we start without additional checks for HAB secure boot in the same state?
- Can you please give point, how to read unique iD through bare-metal app.
can you please confirm above points.