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Altera_Forum's avatar
Altera_Forum
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14 years ago

dma questions

Hey! I'm runing some test using the DMA controller. I started with the simplest one, trying to copy some datas from an onchip memory to another. I'm using this code. static volatile int rx_don...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I've tried with a data cache of 4,8,16 Kb...for 8 and 16 the transfer did't work at all, an for 4 it has the same problems as before.

I also added the alt_dcache_flush_all(); instruction at the beginning of the main function.