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Altera_Forum's avatar
Altera_Forum
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21 years ago

NIOS II DMA HAL

Anybody use the DMA HAL driver? I need correct example for stream device and memory. I want receive from steram device through DMA(using HAL) and save stream data to memory. I have written ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

I can't see any obvious source of this problem. However I do notice that in your test code you use a transfer size of DMA_BUFF_SIZE*2 and in your HAL example you use a size of 1024. I don't know what value you have set for DMA_BUFF_BYTESIZE, but could it be that you have a memory overwrite here?