ffLink: A Lightweight High-Performance Open-Source PCI Express Gen3 Interface for Reconfigurable Accelerators

We describe the architecture and implementation of ffLink, a high-performance PCIe Gen3 interface for attaching reconfigurable accelerators on Xilinx Virtex 7 FPGA devices to Linux-based hosts. ffLink encompasses both hardware as well as flexible operating system components that allow a tailoring of the infrastructure to the specific data...More