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Altera_Forum's avatar
Altera_Forum
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15 years ago

Memory test template from Eclipse failed DMA test

Hi, I've attached 2 pictures. the left is the hardware connection in SOPC builder, i am sure something is wrong here. The second picture shows the memory test results from Eclipse IDE. I thi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Having a quick look at the code, it seems that for the DMA to work you need to have its read and write masters connected to both the heap memory and the memory you want to test. The code allocates two memory blocks in the heap memory to read/write from.

I don't know why the test doesn't fail though... It may sound stupid but are you sure that the configuration you have in SOPC builder is actually the one that is running on the FPGA?