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JamesB · 2025-02-28

I have a project with TrustZone enabled, and am able to debug the non-secure side fine, but breakpoints never hit on the secure side (functions through nsc from non-secure side) other than main before it jumps to the non-secure side. I'm setting it u...

JamesB · 2025-02-27

We have a project where we're using a U5A5 MCU with trustzone enabled and we're currently trying to figure out how to flash without having to use the SAM card. I downloaded the example from ST and am trying to run through the B-U585I-IOT02A TFM exam...

JamesB · 2025-03-03

If turns out if I uncheck this box in the secure project, I am able to debug as expected and the breakpoints are hit:Does anyone have insight as to why it's considering included code as unused?

JamesB · 2025-03-03

It turns out "some" of the secure code can be debugged but other modules cannot. Below shows an image of the breakpoints. When stopped at main, the top breakpoint (secure area) does not show the checkmark. The others do. The second breakpoint is also...

JamesB · 2025-02-28

When I pressed the "User" button on the development board, it stopped looping and continued as expected, although does not seem to start at the main entry point but rather a sub-menu.

JamesB · 2025-02-28

With that change I now get this. It repeats continually over and over (boot loop?)

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TrustZone Secure Debug

TrustZone TFM Example Problems

Re: TrustZone Secure Debug

Re: TrustZone Secure Debug

Re: TrustZone TFM Example Problems

Re: TrustZone TFM Example Problems