Xilinx_Answer_65444_Windows.pdf
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© Copyright 2018 Xilinx
Xilinx Answer 65444 – Xilinx PCI Express DMA Drivers and Software Guide 1
Xilinx Answer 65444
Xilinx PCI Express Windows DMA Drivers and Software Guide
Important Note: This downloadable PDF of an Answer Record is provided to enhance its usability and readability.
It is important to note that Answer Records are Web-based content that are frequently updated as new information becomes
available. You are reminded to visit the Xilinx Technical Support Website for the latest version of this Answer.
Introduction
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
Driver Installation
Follow the steps below to install the PCIe Xilinx DMA driver on Windows. Note that you will need administrator privileges to
complete installation:
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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