Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Alif Semiconductor/AE512F80F5582AS_CM55_HP_View/DMA1_SEC/DMA_DBGCMD#0x0
DMA_DBGCMD=Val_0x0
Debug Command Register
The debug encoding is as follows:
0 (Val_0x0): Execute the instruction that the DMA_DBGINST0 and DMA_DBGINST1 registers contain.
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https://github.com/cmsis-svd/cmsis-svd-data