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Altera_Forum
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18 years ago

DMA controller loop/circular transfer, how to?

Hello all, I would like to use a DMA controller to fill a SDRAM memory in a "circular" way (as a circular buffer). I currently use the DMA controller (provided by Altera) to fill the memo...
Altera_Forum's avatar
Altera_Forum
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17 years ago

pierre, how did you get the dma controller running? i'm trying to write a linux driver and must have some wrong settings.

(i get an interrupt, which looks very nice; but my data is not copied (memory to memory))

have you got any examples of code...?

thx