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Xilinx Answer 65444 – Xilinx PCI Express DMA Drivers and Software Guide 1
Xilinx Answer 65444
Xilinx PCI Express Windows DMA Drivers and Software Guide
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The Xilinx PCI Express DMA IP provides high-performance direct memory access (DMA) via PCI Express. The PCIe DMA
can be implemented in Xilinx 7 Series XT and UltraScale devices. This answer record provide drivers and software that can
be run on a PCI Express root port host PC to interact with the DMA endpoint IP via PCI Express. The drivers and software
provided with this answer record are designed for Windows 7 operating systems and can be used for lab testing or as a
reference for driver and software development. Through the use of the PCIe DMA IP and the associated drivers and software
you will be able to generate high-throughput PCIe memory transactions between a host PC and a Xilinx FPGA.
PCIe DMA Driver for Windows Operating Systems
The following operating system is supported:
- Windows 7 Enterprise 64-bit
Follow the steps below to install the PCIe Xilinx DMA driver on Windows. Note that you will need administrator privileges to
1. Download and unzip the ‘Xilinx_Answer_65444_Windows_Files.zip’ zip file supplied in this Answer Record.
2. The Unzipped directory should have the following content:
3. Open the Device Manager (Control Panel -> System-> Device Manager)
4. Initially, the device will be displayed as a PCI Memory Controller device.
5. Right-Click on the device and select Update Driver Software and select the folder of the built XDMA driver
(located in sys/XDMA/).
6. If prompted about unverified driver publisher, select ‘Install this driver software anyway’ (see note below).
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