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CDai0's avatar
CDai0
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2 years ago
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Migrating from EPCS to EPCQ-A nios fails to boot after flash

I have a legacy project using a Cyclone 2 that we would like to migrate from the obsolete EPCS to same size EPCQ-A. following the migration app note, it appears we don't need a FPGA rebuild since we ...
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  • CDai0's avatar
    CDai0
    2 years ago

    I got it working by recompile everything with a newer version of Quartus (13.0sp1). Earlier I was just trying to regenerate programming files without rebuilding, using the sof and elf someone previously compiled. The comments in the build say it was previously compiled with Quartus 11 and but I suspect the Qsys was generated in an even older version since when I opened it did the sopcbuilder to Qsys upgrade.

CDai0's avatar
CDai0
Icon for New Contributor rankNew Contributor
2 years ago

I got it working by recompile everything with a newer version of Quartus (13.0sp1). Earlier I was just trying to regenerate programming files without rebuilding, using the sof and elf someone previously compiled. The comments in the build say it was previously compiled with Quartus 11 and but I suspect the Qsys was generated in an even older version since when I opened it did the sopcbuilder to Qsys upgrade.