基于S2gx芯片的NIOS下的x4模式PCI-Express模块-NIOS based S2gx chips x4 mode under the PCI-Express Module

基于xilinx vierex5得pci express dma设计实现。-Based on a xilinx vierex5 realize pci express dma design.

Xilinx芯片所有关于PCI Express接口的DMA源代码，包含相关的配套的文档资料。-Xilinx chip on the PCI Express interface for all DMA source code, including relevant supporting documentation.

R7Lite是基于Xilinx的Kintex7系列FPGA的PCI Express参考设计代码，PCIe 2.0 4x模式，包括了FPGA实现，Linux下驱动和测试例程。-R7Lite is a PCIe Reference design based on Xilinx Kintex7 FPGA,including FPGA code ,Linux Driver and Testing App