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Altera_Forum's avatar
Altera_Forum
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10 years ago

Reconfigure FPGA from USB-Blaster on a running HPS system

I'm developing for the terasic DE0-Nano-SoC Cyclone V kit. The chip must be configured before the HPS can boot, right? I can boot the device and run linux from an SD-card (which also configures...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Yes, I am aware that it is the preloader (which happens to be on the SD-card as well) that configures the HPS. My question is that it is possible to reconfigure the FPGA while the HPS is up and running. To me that is somewhat unexpected, since reconfiguration is a low-level action. I'd expect severe side-effects. So is it safe to do?