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Altera_Forum's avatar
Altera_Forum
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9 years ago

msgdma stuck in busy state

Hello :) I have a problem with the msgdma. When I submit a descriptor to it and set the go bit it keeps in busy state. I'm using the SoCKit with Cyclone V and Quartus 14.1 The msgdma ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

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I think that the Avalon-MM BFM simulates the IP generated by Qsys, not the hard IP used by the ARM core. It may not be a valid simulation.

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I've been using the mSGDMA Qsys IP-- not the Arm DMA IP. I haven't run a simulation, but the Arm DMA IP is the Corelink DMA-330-- this is a very different beast.