How to Reverse Engineer a 12 EUR Intel PCIe FPGA Card IBM 98Y2610

Article note: Neat. I've got a fair amount of mileage out of those EBAZ4205 Zynq 7010 boards that are available as cheap surplus from dead shitcoin mining rigs, this offers an Intel/Altera FPGA instead of a AMD/Xilinx part, and has PCIE connectors instead of being standalone. Be cool if the LinuxCNC folks figoure out how to use these as a cheap alternative to a Mesa IO card...