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  • Hi all. I'm using our J-Trace Pro & J-Link Cortex-M probes to debug applications running on the Cortex-M4 core of STMicroelectronics' STM32MP15x range of SoCs. Debugging in engineering mode works fine since the A7 cores aren't running and we can reset the whole SoC. However, for debugging when starting from Linux running on the A7 cores I have to disable reset from the J-Link otherwise it resets the entire SoC which then reboots Linux and disables the M4 again. I would like to be able to keep th…