vhdl 写的 PCI IP核程序，已经过测试-pci ip core

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.