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Altera_Forum
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10 years ago

QSYS vs SOPC -> EPCS boot code hex file different

Hello, We are migrating our Cyclone III project from Quartus 11.1sp1 to Quartus 13.1, and of course 13.1 does not support editing our SOPC file. So, we converted SOPC to QSYS but noticed that ...
Altera_Forum's avatar
Altera_Forum
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10 years ago

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Lastly, if we must use the new EPCS hex file, can someone tell me where the EPCS boot code source files are located?

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The source is in the Quartus directory nios2eds/components/altera_nios2/boot_loader_sources.

The boot loader is described in AN458

You're probably fine with your old .hex file; I'd try it before jumping to patching the latest.