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  • A couple of use cases for TrustZone for ARMv8-M

    Root of Trust implementation – Connected devices with authentication requirements need a root of trust in the system architecture. This is particularly important for devices that can be updated over the air. In a system with TrustZone technology, code…

  • [Cortex-M33 FVP]:SecureFault with SAU disable

    Hello,

    I am using Cortex-M33 FVP model to run the Keil RTX TrustZoneV8M RTOS example.
    Have also tried to experiment with the memory map configuration and the corresponding SAU region programming for NS/S patitioning and the behaviour is as expected.

    However…

  • Where will the various software components reside in a TrustZone for ARMv8-M solution?

    Where the system designer wants them to be, of course!

    There is no restriction on where the various software modules reside. As with all other Cortex-M processors, the system designer is at liberty to build the solution that has the best fit for the target…