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Altera_Forum's avatar
Altera_Forum
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8 years ago

Cyclone V GT Avalon-MM DMA Reference Design Read/Write Timeout

Hello, I am struggling to determine what is wrong with my Cyclone V GT setup here. When I run the software provided with the example, every read/write seems to time out upon inspection with dmesg. ...
SSilu's avatar
SSilu
Icon for New Contributor rankNew Contributor
7 years ago

I also stuck at similar problem. Some time after heavy usage of PCIe interface my Arria FPGA is purged from PCIe bus. When I read configuration space I only get 0xffffffff, and lspic output is '!!! Unknown header type 7f'. I use Quartus 18.1. Does anybody have idead how to debug it? As dmesg output does not provide anything usefull.