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This FAQ concerns the DSP Libraries, how to integrate them in an STM32CubeIDE project and to execute an example based on the Digital Signal Processing. After finishing this tutorial, you will know more about the DSP libraries of STM32 products, adding, configuring, and manipulating them using the STM32CubeIDE tool chain.
The problem is related two things: memory layout on STM32H7 and internal data cache (D-Cache) of the Cortex-M7 core. In summary, these can be the possible issues: Memory placed in DTCM RAM for D1/D2 peripherals. Unfortunately, this memory is used as default in some projects including examples. Memory is not placed in D3 SRAM4 for D3 peripherals.
This article describes what has to be configured or checked to load for the first time: TF-A in SYSRAM by ROMCode , initializes the DDR and Load, and starts Uboot in DDR. TF-A and Uboot firmware are picked-up by ROMCode from UBOOT serial link or from Sdcard.
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