GTS AXI Streaming Intel® FPGA IP for PCI Express* User Guide

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ID 813754
Date 8/07/2024
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Document Table of Contents
Document Table of Contents x
1. Introduction 2. Features 3. Getting Started with GTS AXI Streaming IP 4. IP Architecture and Functional Description 5. IP Parameters for E-Series FPGA 6. IP Parameters for D-Series FPGAs 7. Interfaces and Signals 8. Registers 9. Document Revision History for the GTS AXI Streaming Intel® FPGA IP for PCI Express* User Guide A. Troubleshooting/Debugging B. PIPE Mode Simulation
1. Introduction x
1.1. About PCI Express* 1.2. Goal of the GTS AXI Streaming Intel® FPGA IP for PCI Express* User Guide 1.3. Example Use Models
2. Features x
2.1. Supported Features 2.2. IP Support Status 2.3. Release Information 2.4. Recommended FPGA Fabric Speed Grades 2.5. Resource Utilization 2.6. IP Core and Design Example Support Levels
3. Getting Started with GTS AXI Streaming IP x
3.1. Downloading and Installing Quartus® Prime Software 3.2. Configuring and Generating the GTS AXI Streaming IP 3.3. Configuring and Generating GTS System PLL Clocks Intel® FPGA IP 3.4. Configuring and Generating GTS Reset Sequencer Intel® FPGA IP 3.5. Instantiating and Connecting GTS AXI Streaming IP Interfaces (and Other IPs) 3.6. Simulating the GTS AXI Streaming IP Variant 3.7. Compiling the GTS AXI Streaming IP Variant
4. IP Architecture and Functional Description x
4.1. Clocking 4.2. Resets 4.3. PCIe* Hard IP 4.4. Hard IP Interface (IF) Adaptor 4.5. Interrupts 4.6. Transaction Ordering 4.7. TX Non-Posted Metering Requirement on Application 4.8. AXI4-Stream Interface 4.9. Tag Allocation 4.10. Precision Time Measurement (PTM) 4.11. Single Root I/O Virtualization (SR-IOV) 4.12. Transaction Layer Packet (TLP) Bypass Mode 4.13. Scalable IOV
4.1. Clocking x
4.1.1. Reference Clock
4.5. Interrupts x
4.5.1. Legacy Interrupt 4.5.2. Message Signaled Interrupts (MSI) 4.5.3. Message Signal Interrupt Extended (MSI-X)
4.8. AXI4-Stream Interface x
4.8.1. Header Format 4.8.2. Prefix Format 4.8.3. Function Number Format 4.8.4. BAR Number Format 4.8.5. Data and Header Packing Scheme
4.11. Single Root I/O Virtualization (SR-IOV) x
4.11.1. SR-IOV Implementation
4.12. Transaction Layer Packet (TLP) Bypass Mode x
4.12.1. AXI-Lite Usage for TLP Bypass Mode 4.12.2. Configuration TLP 4.12.3. Transmit Interface 4.12.4. Receive Interface 4.12.5. Malformed TLP 4.12.6. ECRC
5. IP Parameters for E-Series FPGA x
5.1. PCIe* Interfaces 0 Settings 5.2. AXI Interfaces 0 Settings 5.3. PCIe* 0 Settings
5.3. PCIe* 0 Settings x
5.3.1. PCIe* 0 Base Address Registers 5.3.2. PCIe* 0 Device Identification Registers 5.3.3. PCIe* 0 PCI Express* / PCI Capabilities
6. IP Parameters for D-Series FPGAs x
6.1. PCIe Interface 0 Settings 6.2. AXI Interfaces 0 Settings 6.3. PCIe0/PCIe1 Settings
6.3. PCIe0/PCIe1 Settings x
6.3.1. PCIe0/PCIe1 Base Address Registers 6.3.2. PCIe0/PCIe1 Device Identification Registers 6.3.3. PCIe0/PCIe1 PCI Express / PCI Capabilities
7. Interfaces and Signals x
7.1. Overview 7.2. Clocks and Resets 7.3. AXI4-Stream Interfaces 7.4. Configuration Intercept Interface 7.5. Control Shadow Interface 7.6. Transmit Flow Control Credit Interface 7.7. Completion Timeout Interface 7.8. Control and Status Register Responder Interface 7.9. Function Level Reset Interface 7.10. TLP Bypass Error Reporting Interface 7.11. VF Error Flag Interface 7.12. Precision Time Measurement (PTM) Interface 7.13. Serial Data Signals 7.14. Miscellaneous Signals
7.2. Clocks and Resets x
7.2.1. Interface Clock Signals 7.2.2. Interface Reset Signals
7.3. AXI4-Stream Interfaces x
7.3.1. AXI4-Stream Receive (RX) Interface 7.3.2. AXI4-Stream Transmit (TX) Interface
7.4. Configuration Intercept Interface x
7.4.1. Configuration Intercept Request Interface 7.4.2. Configuration Intercept Response Interface
7.9. Function Level Reset Interface x
7.9.1. Function Level Reset Received Interface 7.9.2. Function Level Reset Completion Interface
8. Registers x
8.1. Register Address Map 8.2. PCI Express* Configuration Space 8.3. HIP Port and Status Registers 8.4. Soft Register Address Map 8.5. Indirect Register Access 8.6. Virtual Function (VF) PCI Express* Configuration Space 8.7. Intel-Defined VSEC Capability Register
8.2. PCI Express* Configuration Space x
8.2.1. PCI Express* Configuration Header Registers 8.2.2. PCI Express* Capability Structures 8.2.3. Physical Layer 16.0 GT/s Extended Capability Structures
8.3. HIP Port and Status Registers x
8.3.1. Root Port Interrupt Registers 8.3.2. PTM Registers
8.4. Soft Register Address Map x
8.4.1. Control Registers 8.4.2. Debug Registers 8.4.3. Performance Monitor Registers
8.6. Virtual Function (VF) PCI Express* Configuration Space x
8.6.1. VF PCI-Compatible Configuration Space Header Type0 8.6.2. VF PCI Express* Capability Structure 8.6.3. VF Message Signal Interrupt Extended (MSI-X) Capability Structure 8.6.4. VF Alternative Routing ID (ARI) Capability Structure 8.6.5. VF TLP Processing Hints (TPH) Capability Structure 8.6.6. VF Address Translation Services (ATS) Capability Structure 8.6.7. VF Access Control Services (ACS) Capability Structure
8.6.1. VF PCI-Compatible Configuration Space Header Type0 x
8.6.1.1. Vendor ID and Device ID Registers 8.6.1.2. Command Registers 8.6.1.3. Status Registers 8.6.1.4. Revision ID and Class Code Register 8.6.1.5. BIST, Header Type, Latency Timer, and Cache Line Size Registers 8.6.1.6. Subsystem Vendor ID and Subsystem ID Register 8.6.1.7. Capabilities Pointer
8.6.2. VF PCI Express* Capability Structure x
8.6.2.1. PCI Express* Capability List Register 8.6.2.2. PCI Express* Device Capabilities Register 8.6.2.3. PCI Express* Device Control and Status Register 8.6.2.4. Link Capabilities Register 8.6.2.5. Link Control and Status Register 8.6.2.6. PCI Express* Device Capabilities 2 Register 8.6.2.7. PCI Express* Device Control and Status 2 Register 8.6.2.8. Link Capabilities 2 Register 8.6.2.9. Link Control and Status 2 Register
8.6.3. VF Message Signal Interrupt Extended (MSI-X) Capability Structure x
8.6.3.1. MSI-X Control Register 8.6.3.2. MSI-X Table Offset Register 8.6.3.3. MSI-X Pending Bit Array Register
8.6.4. VF Alternative Routing ID (ARI) Capability Structure x
8.6.4.1. ARI Enhanced Capability Header Register 8.6.4.2. ARI Capability and Control Registers
8.6.5. VF TLP Processing Hints (TPH) Capability Structure x
8.6.5.1. TPH Requester Enhanced Capability Header 8.6.5.2. TPH Requester Capability Register 8.6.5.3. TPH Requester Control Register
8.6.6. VF Address Translation Services (ATS) Capability Structure x
8.6.6.1. ATS Enhanced Capability Header 8.6.6.2. ATS Capability Register and Control Register
8.6.7. VF Access Control Services (ACS) Capability Structure x
8.6.7.1. ACS Extended Capability Header 8.6.7.2. ACS Capability and Control Register 8.6.7.3. Egress Control Vector
A. Troubleshooting/Debugging x
A.1. Hardware A.2. Debug Toolkit
A.1. Hardware x
A.1.1. Debugging Link Training Issues A.1.2. Debugging Data Transfer and Performance Issues
A.1.1. Debugging Link Training Issues x
A.1.1.1. Generic Tools and Utilities A.1.1.2. Signal Tap Logic Analyzer
A.2. Debug Toolkit x
A.2.1. Overview A.2.2. Enabling the Agilex™ 5 Debug Toolkit A.2.3. Launching the Agilex™ 5 Debug Toolkit A.2.4. Using the Agilex™ 5 Debug Toolkit A.2.5. Using the Agilex™ 5 Link Inspector
A.2.4. Using the Agilex™ 5 Debug Toolkit x
A.2.4.1. Main View A.2.4.2. Toolkit Parameters A.2.4.3. Channel Parameters A.2.4.4. Eye Viewer
A.2.4.2. Toolkit Parameters x
A.2.4.2.1. Agilex™ 5 Information A.2.4.2.2. Event Counter A.2.4.2.3. P0 Configuration Space
A.2.4.3. Channel Parameters x
A.2.4.3.1. General PHY A.2.4.3.2. TX Path A.2.4.3.3. RX Path
1. Introduction
2. Features
3. Getting Started with GTS AXI Streaming IP
4. IP Architecture and Functional Description
5. IP Parameters for E-Series FPGA
6. IP Parameters for D-Series FPGAs
7. Interfaces and Signals
8. Registers
9. Document Revision History for the GTS AXI Streaming Intel® FPGA IP for PCI Express* User Guide
A. Troubleshooting/Debugging
B. PIPE Mode Simulation

A.2.4.2.1. Agilex™ 5 Information

This lists a summary of the GTS AXI Streaming IP parameter settings in the GTS AXI Streaming IP parameter editor when the IP was generated, as read by the Agilex™ 5 Debug Toolkit when initialized.

All the information is read-only.

Use the Refresh button to read the settings.

Table 94.   Agilex™ 5 Available Parameter Settings
Parameter Values Descriptions
Intel Vendor ID 1172 Indicates the Vendor ID as set in the IP Parameter Editor.
Device ID 0 This is a unique identifier for the device that is assigned by the vendor.
Protocol PCIe Indicates the Protocol.
Port Type Root Port, Endpoint 3 Indicates the Hard IP Port type.
Intel IP Type intel_pcie_gts Indicates the IP type used.
Advertised speed 8.0GT, 16.0GT Indicates the advertised speed as configured in the IP Parameter Editor.
Advertised width x4 Indicates the advertised width as configured in the IP Parameter Editor.
Negotiated speed 2.5GT, 5.0GT, 8.0GT, 16.0GT Indicates the negotiated speed during link training.
Negotiated width x4, x2, x1 Indicates the negotiated link width during link training.
Link status Link up, link down Indicates if the link (DL) is up or not.
LTSSM State Refer to Hard IP Status Interface Indicates the current state of the link.
Lane Reversal True, False Indicates if lane reversal happens on the link.
Retimer 1 Detected, not detected Indicates if a retimer was detected between the Root Port and the Endpoint.
Retimer 2 Detected, not detected Indicates if a retimer was detected between the Root Port and the Endpoint.
Tx TLP Sequence Number Hexadecimal value Indicates the next transmit sequence number for the transmit TLP.
Tx Ack Sequence Timeout Hexadecimal value Indicates the ACK sequence number which is updated by receiving ACK/NAK DLLP.
Replay Timer Timeout Green, Red

Green: no timeout

Red: timeout
Malformed TLP Status Green, Red

Green: no malformed TLP

Red: malformed TLP detected
First Malformed TLP Error Pointer
  • AtomicOp address alignment
  • AtomicOp operand
  • AtomicOp byte enable
  • TLP length mismatch
  • Max payload size
  • Message TLP without TC0
  • Invalid TC
  • Unexpected route bit in Message TLP
  • Unexpected CRS status in Completion TLP
  • Byte enable
  • Memory address 4KB boundary
  • TLP prefix rules
  • Translation request rules
  • Invalid TLP type
  • Completion rules
  • Application
  

PIPE PhyStatus

0/1

Indicates the PMA and PCS are in reset mode.

0: PMA and PCS are out of reset

1: PMA and PCS are in reset
Figure 75. Example of Agilex™ 5 Parameter Settings
3 The current version of Quartus® Prime supports enabling the Debug Toolkit for Endpoint mode only, and for the Linux and Windows operating systems only.
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