AXI Multichannel DMA Intel® FPGA IP for PCI Express* User Guide

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ID 817911
Date 1/24/2025
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Document Table of Contents
Document Table of Contents x
1. About This Document 2. Introduction 3. Functional Description 4. Interfaces 5. Parameters 6. Designing with the IP Core 7. Known Issues 8. Revision History for the AXI Multichannel DMA Intel® FPGA IP for PCI Express* User Guide
1. About This Document x
1.1. Intended Audience 1.2. Conventions 1.3. Terms and Acronyms 1.4. Related Information
2. Introduction x
2.1. Overview 2.2. IP Features 2.3. Device Family Support 2.4. IP and Design Example Support 2.5. Recommended Speed Grade 2.6. Resource Utilization 2.7. Release Information
2.2. IP Features x
2.2.1. Root Port Mode Features 2.2.2. Endpoint Mode Features
4. Interfaces x
4.1. System Block Diagram 4.2. Clocks 4.3. Resets 4.4. PCIe IP-facing Interfaces 4.5. User-facing Interfaces
4.4. PCIe IP-facing Interfaces x
4.4.1. PCIe AXI-ST TX Interface (ss_tx_st) 4.4.2. PCIe AXI-ST RX Interface (ss_rx_st) 4.4.3. Control and Status Register Interface (ss_csr_lite) 4.4.4. Flow Control Credit Interface 4.4.5. Configuration Intercept Interface (CII) 4.4.6. Completion Timeout Interface (ss_cplto) 4.4.7. Function Level Reset Interface 4.4.8. Control Shadow Interface (ss_ctrlshadow)
4.4.4. Flow Control Credit Interface x
4.4.4.1. Transmit Flow Credit Interface (ss_txcrdt) 4.4.4.2. Receive Flow Control Credit Interface (ss_rxcrdt)
4.4.5. Configuration Intercept Interface (CII) x
4.4.5.1. Configuration Intercept Request Interface (ss_cii_req) 4.4.5.2. Configuration Intercept Response Interface (ss_cii_resp)
4.4.7. Function Level Reset Interface x
4.4.7.1. FLR Received Interface (ss_flrrcvd) 4.4.7.2. FLR Completion Interface (ss_flrcmpl)
4.5. User-facing Interfaces x
4.5.1. H2D AXI-ST Source (h2d_st_initatr) 4.5.2. D2H AXI-ST Sink (d2h_st_respndr) 4.5.3. BAM AXI-MM Master (bam_mm_initatr) 4.5.4. BAS AXI-MM Slave (bas_mm_respndr) 4.5.5. PIO AXI-Lite Master (pio_lite_initiatr) 4.5.6. HIP Reconfig AXI-Lite Slave (user_csr_lite) 4.5.7. User Event MSI-X (user_msix) 4.5.8. User Event MSI (user_msi) 4.5.9. User Function Level Reset (user_flr) 4.5.10. User Configuration Intercept Interface - EP Only 4.5.11. Configuration Slave (cs_lite_respndr) - RP Only
4.5.10. User Configuration Intercept Interface - EP Only x
4.5.10.1. User Configuration Intercept Request Interface (user_cii_req) 4.5.10.2. User Configuration Intercept Response Interface (user_cii_resp)
5. Parameters x
5.1. IP Settings 5.2. Design Examples
5.1. IP Settings x
5.1.1. PCIe Settings
5.1.1. PCIe Settings x
5.1.1.1. MCDMA Settings 5.1.1.2. PCI Express / PCI Capabilities 5.1.1.3. Base Address Registers
5.1.1.1. MCDMA Settings x
5.1.1.1.1. Multichannel DMA Mode 5.1.1.1.2. Bursting Master Mode 5.1.1.1.3. Bursting Slave Mode 5.1.1.1.4. BAM+BAS Mode 5.1.1.1.5. BAM+MCDMA Mode 5.1.1.1.6. BAM+BAS+MCDMA Mode
5.1.1.2. PCI Express / PCI Capabilities x
5.1.1.2.1. PCIe Device 5.1.1.2.2. PCIe MSI-X
5.1.1.2.2. PCIe MSI-X x
5.1.1.2.2.1. PCIe PF MSI-X 5.1.1.2.2.2. PCIe VF MSI-X
6. Designing with the IP Core x
6.1. Generating the IP Core 6.2. IP Core Generation Output 6.3. Simulating the IP Core 6.4. Quick Start Guide
6.4. Quick Start Guide x
6.4.1. Functional Description 6.4.2. Generating the Design Example 6.4.3. Simulating the Design Example 6.4.4. Testing the Design Example
1. About This Document
2. Introduction
3. Functional Description
4. Interfaces
5. Parameters
6. Designing with the IP Core
7. Known Issues
8. Revision History for the AXI Multichannel DMA Intel® FPGA IP for PCI Express* User Guide

2.4. IP and Design Example Support

Table 4.  Endpoint Mode
PCIe Mode IP Support Design Example Support Note
Gen5/4/3 1x16 Yes Yes To generate the 1x16 IP or design example:
  • Select IP PCIe Mode: 1x16.
  • Select IP Data Width.
  • Select design example PCIe Mode: 1x16.
Gen5/4/3 1x8 Yes No To generate the 1x8 IP:
  • Create a quartus.ini file with content: ini_guard=on.
  • Select IP PCIe Mode: 1x8.
  • Select IP Data Width.
  • Select design example PCIe Mode: x8.
Gen5/4/3 2x8 No Yes To generate the 2x8 design example:
  • Select IP PCIe Mode: 1x8.
  • Select IP Data Width.
  • Select design example PCIe Mode: 2x8.
Gen5/4/3 1x4 Yes No To generate the 1x4 IP:
  • Create a quartus.ini file with content: ini_guard=on.
  • Select IP PCIe Mode: 1x4.
  • Select IP Data Width.
  • Select design example PCIe Mode: x4.
Gen5/4/3 4x4 No No The 4x4 IP and design example are not supported.
Table 5.  Root Port Mode
PCIe Mode IP Support Design Example Support Note
Gen5/4/3 1x16 Yes No To generate the 1x16 IP:
  • Select IP PCIe Mode: 1x16.
  • Select IP Data Width.
  • Select design example PCIe Mode: 1x16.
Gen5/4/3 1x8 Yes No To generate the 1x8 IP:
  • Select IP PCIe Mode: 1x8.
  • Select IP Data Width.
  • Select design example PCIe Mode: x8.
Gen5/4/3 2x8 No No  
Gen5/4/3 1x4 Yes No To generate the 1x4 IP:
  • Select IP PCIe Mode: 1x4.
  • Select IP Data Width.
  • Select design example PCIe Mode: x4.
Gen5/4/3 4x4 No No  
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