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2258432's avatar
2258432
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2 years ago

How to use AvalonMM-AvalonMM mode of mSGDMA

Hello, I want to use mSGDMA to move data from the FPGA side to HPS DDR3. I referred to writing_to_hps_memory and used the same design to complete the data movement process. My data width is 32 bit...
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2258432's avatar
2258432
Icon for Occasional Contributor rankOccasional Contributor
2 years ago

I have read some documents and learned that when using AvalonST-AvalonMM mSGDMA dispatcher, it is not necessary to specify the address for reading data, only the address for writing data. Currently, I am using AvalonMM-AvalonMM mSGDMA dispatcher, so I should specify the address to read data from.

In my platform designer, I found that the FIFO out port address is 0x5000, but I don't know how to specify this address on the HPS side.