DMA MM2S Channel Stuck “Running” with Length=0

[marioruiz]

Hi @bonkbonk,

I wrote an extensive debug blog about DMA issues. Please, check it out

Debugging Common DMA Issues [Part 3]

Debugging Common DMA Issues If you frequent the PYNQ forum, one of the most common questions/issues we get is why DMA transfer do not work. In part 3 of this series, I will reproduce these issues and use both the register_map and ILA to identify and address these issues. DMA channel not started Often, we see users reporting something like this. --------------------------------------------------------------------------- RuntimeError Traceback (most recent call last) Input In [4], in <cell line:…

Is your IP handling AXI4-Stream signals correctly?