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Altera_Forum's avatar
Altera_Forum
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10 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
10 years ago

Hey Bob

I got the Problem...

It wasn't my Qsys configuration, it was the environment variables in u-boot. The variable fpga2sdram_handoff was set to 0x0, i changed it to 0x00003fff to activate the f2h_sdram bridge. Now it works, or let me say I got other problems :rolleyes: :D

I will try if I have the same problem with transfer size and burst size like you.