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Altera_Forum's avatar
Altera_Forum
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10 years ago

mSGDMA, Qsys, and Linux Integration

So I've been trying to get the Modular SG-DMA working in a Qsys project tied with Linux. I can get it to show up in the device tree, be recognized by Linux in /sys, and it looks like the memory mappi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

We borrowed a Cyclone V dev kit from our local Altera account manager and ran this reference design on that board successfully:

https://releases.rocketboards.org/release/2014.05/tse-ed/hw

As you mentioned, this design uses mSGDMAs between HPS memory and the TSE. Since the Linux drivers were happy with the configuration of those mSGDMAs that became my template for our Arria 10 SoC design. Maybe you can figure something out by inspection.

We should be testing our design next week and I'll let you know what we see.

Bob