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Altera_Forum's avatar
Altera_Forum
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9 years ago

Changing HPS SDRAM parameters in Qsys need to rebuild the whole FPGA

I am investigating a issue with HPS SDRAM. What i am doing here is changing some HPS SDRAM parameter in Qsys and recompile HPS. My question is do i need to rebuild the whole FPGA to make the HPS c...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

If I am not mistaken, you only need to regenerate the Qsys component --> that will regenerate the hardware-software handoff files (including the calibration needed for the HPS SDRAM). Then it is a matter of updating the preloader with the latest changes... (again, assuming you are using the bsp-editor tool to generate the preloader that calibrates the SDRAM)