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Jiayi_H_Intel's avatar
Jiayi_H_Intel
Icon for Occasional Contributor rankOccasional Contributor
4 years ago

How to access QSPI Flash from HPS f2h interface

Hi expert, I am using Stratix 10 SoC board. And my FPGA logic needs to access flash. In my setup, HPS boot from SD card not QSPI Flash. And QSPI locate at 0xff8d2000 in HPS's map. I connect my...
aikeu's avatar
aikeu
Icon for Regular Contributor rankRegular Contributor
4 years ago

Example of working as below:

Jiayi_H_Intel's avatar
Jiayi_H_Intel
Icon for Occasional Contributor rankOccasional Contributor
4 years ago

Hi Aik Eu,

Thanks for your reply. So in conclusion, the only way to access qspi flash is through sf cmd in boot stage. The function of sf cmd is to move data between flash and memory. And it is not allowed to access flash from FPGA side by F2H port. Is that correct?

And much thanks for your help.