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Altera_Forum's avatar
Altera_Forum
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11 years ago

Linux access to non-Linux memory

I want to write large amounts of data into DDR using the FPGA. This works, and I can store data at the required rate. I want the ARM on the C5SOC chip to be able to process that data. I have ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

May be your "up" memory not cached ?

You try malloc Linux memory, translate it start address to absolute from HPS and to relative FPGA AMBA address and write to ?