R-tile Avalon® Streaming Intel® FPGA IP for PCI Express* User Guide
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4.4. PCI Express Mode
In PCI Express mode, only the PCI Express controller stack is active. The four PCI Express cores (x16, x8, x4_0 and x4_1) interface with the application logic in the FPGA fabric via Avalon® streaming interfaces.
- Avalon Streaming Interface
- Precision Time Measurement (PTM) Interface
- Interrupt Interface
- Hard IP Reconfiguration Interface
- Error Interface
- Completion Timeout Interface
- Configuration Intercept Interface
- Power Management Interface
- Hard IP Status Interface
- Page Request Services (PRS) Interface
- Function-Level Reset (FLR) Interface
- SR-IOV VF Error Flag Interface
- General Purpose VSEC Interface