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Altera_Forum
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7 years ago

Small mistake in clCreateBuffer crashes PCIe

I made a really simple mistake. I have created a 16 byte buffer but transfered 24 bytes to FPGA global memory. This was crashing the PCIe. I have to restart the entire system because of this small er...
Altera_Forum's avatar
Altera_Forum
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7 years ago

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What do you mean by FPGA reconfigration in this scenario? Do you mean mismatch in aocx file for the host program?

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No, without any mismatch or any incorrect settings, FPGA reconfiguration on Arria 10 could hang or crash at run-time due to timing issues associated with partial reconfiguration. If your OS hangs/crashes right after "Reprogramming device [0] with handle X" is printed, then it is crashing because of the reconfiguration. This is a random issue and is not necessarily reproducible even with the same binary.