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Altera_Forum
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11 years ago

Accessing specific memory in DMA

I am trying to interface fpga and yocto in DE2i-150 board using device driver. From software side I am using DMA for memory allocation. I have 3 input data. Two of them are 416 bit long and one is 32...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

You need to increase the address width of the Avalon Master to meet or exceed the width of the address space you have connected I to.

The error is telling you that as-is your master cannot possibly address some slaves that you have connected it to, and it wont let you do that.