VIP for Universal Chiplet Interconnect Express (UCIe)

Specifications: UCIe v1.0, v1.1, v2.0

Interfaces: FDI/RDI/PHY link

DUT Types/Topology

• D2D Adapter, Phy, Protocol, Full Stack

Key VIP Features

• CXL over UCIe, PCIe over UCIe, Streaming
• Modes of operation: Active, Passive
• API based transaction flow for ease of use
• Specification-linked protocol checks and functional coverage
• Exceptions, callbacks, error injection and analysis ports for Scoreboard
• RDI Shim layer at D2D adapter for early test development
• Configurable interpacket delays for mainband and sideband packets

Debug and Analysis

• Debug Ports: ASCII string for LTSM states, Scramble/unscramble data, LFSR Rx/Tx data, Rx/Tx pattern detected
• Multiple log options: UVM reporter, Transaction log

Available on SoC Verification Kit (SVK) for interoperability and subsystem/SoC level verification using Synopsys IP 

Key Protocol Features

• Support for all Flit formats and Data Rates
• Support for mainband, sideband, and DLLP data width
• Standard and Advanced Package
• Multi module support: x2 and x4
• Clocking modes: Strobe, Continuous, Half rate and Quarter rate
• Parity feature, CRC, Retry
• Enhanced Multi-Protocol support
• Power Management Link States, Cross combination of state request
• Sideband MTP Support
• Compliance support (Flit Injection & retry)
• Repair feature support
• Link width degrade, Speed degrade
• Suports UCIe-S, SO, SPMO
• Scrambling/Descrambling, Lane Reversal, Retrain and Error recovery

Test Suites / Groups Features

• Test Groups based on the DUT Types: Full stack, D2D Adapter, Phy
• Control and status registers to enable software to test various combination of flows
• Hooks for DUT integration in Test Bench