Cadence CXL VIP | Full Feature Deep Dive (CXL 1.1–3.1, Types 1/2/3, PAM4/NRZ)

Описание: Cadence CXL Verification IP (VIP) delivers comprehensive coverage for CXL 1.1, 2.0, 3.0, and 3.1, enabling verification of Type 1, 2, and 3 devices — from caching accelerators to memory buffers. Built on proven PCIe Gen 6 VIP, it supports CXL.io, CXL.cache, CXL.mem, and Back Invalidate semantics with advanced features for transaction, link, and physical layers.

Key Highlights :

• Configurable as CXL Host (RC), Device (EP), or Switch
• Interfaces: Serial & Pipe, signaling options NRZ/PAM4
• Link rates: 64 GT/s, 32 GT/s (downgraded 16/8 GT/s); widths: x16/x8/x4/x2/x1
• Flit formats: 256B (CXL 3), 128B latency-optimized, 64B (CXL 2)
• Flex Bus: APN, framing/error handling, latency optimization, replay mechanisms
• Security: Integrity & Data Encryption (IDE) with authentication and error handling
• Transaction Layer: PCIe 6 TLP integration, extended metadata, Port-Based Routing (PBR)
• System plugins: Scoreboard and Performance Analyzer

This VIP accelerates verification for coherent accelerators, memory pooling, and secure interconnects, ensuring compliance and scalability for next-gen designs.

Timestamps :

(00:06) – Overview & ecosystem
(01:24) – CXL layers & ARB/MUX
(02:07) – Supported versions & reuse
(03:01) – Device types & semantics
(04:00) – Interfaces, link rates & flits
(05:15) – Semantics feature sets
(06:26) – ARB/MUX, link layer, IDE
(07:40) – Transaction layer & system plugins

Learn More / Get Started :

• Website: https://www.cadence.com
• Free Trials: https://www.cadence.com/en_US/home/to...

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About Cadence :

Cadence is a global leader in electronic systems design, applying its Intelligent System Design™ strategy to deliver software, hardware, and IP that turn design concepts into reality.

Cadence® customers are among the world’s most innovative companies, creating breakthrough products — from chips to boards to full systems — across markets including hyperscale computing, 5G, automotive, aerospace, mobile, consumer, industrial, and healthcare.

Recognized by Fortune as one of the 100 Best Companies to Work For ten (10) consecutive years.

Learn more at https://www.cadence.com.


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