Scalable Scatter-Gather DMA FPGA IP Design Example User Guide

Download PDF
ID 823179
Date 9/22/2025
Public
Document Table of Contents
Document Table of Contents x
1. Product Discontinuance Notification 2. Design Example Description 3. Quick Start Guide 4. Document Revision History for the Scalable Scatter-Gather DMA FPGA IP Design Example User Guide
2. Design Example Description x
2.1. H2D ST to D2H ST Loopback Design Example
2.1. H2D ST to D2H ST Loopback Design Example x
2.1.1. DMA PCIe* Mode Design Example 2.1.2. DMA SoC Mode Design Example
3. Quick Start Guide x
3.1. Directory Structure 3.2. Generating the Design Example 3.3. Simulating the Design Example 3.4. Testbench 3.5. Compiling the Design Example 3.6. Hardware and Software Requirements 3.7. Running the Design Example
3.3. Simulating the Design Example x
3.3.1. DMA SoC Mode Example Design 3.3.2. DMA PCIe Mode Example Design
3.3.2. DMA PCIe Mode Example Design x
3.3.2.1. Running Simulation using VCS* MX 3.3.2.2. Running Simulation Using QuestaSim* 3.3.2.3. Running Simulation using Xcelium 3.3.2.4. Running Simulation using Riviera-PRO
3.4. Testbench x
3.4.1. DMA SoC Mode H2D ST to D2H ST Loopback Example Testbench 3.4.2. DMA PCIe Mode H2D ST to D2H ST Loopback & H2D MM Example Testbench
3.4.2. DMA PCIe Mode H2D ST to D2H ST Loopback & H2D MM Example Testbench x
3.4.2.1. Design Example Testbench
3.7. Running the Design Example x
3.7.1. Running the DMA SoC Mode H2D ST to D2H ST Loopback Design Example 3.7.2. Running the DMA PCIe Mode H2D ST to D2H ST Loopback Design Example
3.7.1. Running the DMA SoC Mode H2D ST to D2H ST Loopback Design Example x
3.7.1.1. Building the Software Application Project for Nios® V/m Processor 3.7.1.2. Programming the Example Design into the Development Board
3.7.2. Running the DMA PCIe Mode H2D ST to D2H ST Loopback Design Example x
3.7.2.1. Installing the Linux Kernel Driver 3.7.2.2. Running the Loopback Design Example
3.7.2.2. Running the Loopback Design Example x
3.7.2.2.1. Testing H2D ST to D2H ST Loopback 3.7.2.2.2. Testing H2D MM
1. Product Discontinuance Notification
2. Design Example Description
3. Quick Start Guide
4. Document Revision History for the Scalable Scatter-Gather DMA FPGA IP Design Example User Guide

3.7.2.2.2. Testing H2D MM

  1. Navigate to <design_example>/PCIE_MODE/software under the design example generation directory.
  2. For the H2D MM write test, run the following command:

    Run the command $ sudo dmesg -w to see the printout.

    Figure 20. Printout for H2D MM Write Test
  3. For the H2D MM read test, run the following command:

    Run the command $ sudo dmesg -w to see the printout.

    Figure 21. Printout for H2D MM Read Test
Level Two Title