The CXL 3 Controller IP is designed to support dual-mode operation, allowing dynamic selection between host and device modes. It connects to standard 64GT/s PHYs through the PIPE 6.x interface and supports high data rates across various link widths.
CXL 3 Controller IP
Overview
Key Features
- Supports configuration of PCIe vs CXL protocol mode
- Supports both RC and EP modes
- Supports Link width support for x16, x8, x4, x2 and x1
- Supports memory cache for HDM-H, HDM-D, and HDM-DM modes
- Supports CXL Latency Optimized Mode
- Supports 32 GT/s and 64 GT/s precoding
- Supports Address Translation Service(ATS)
Block Diagram

Technical Specifications
Short description
CXL 3 Controller IP
Vendor
Vendor Name
Related IPs
- APB Fundamental Peripheral IP, Serial Interface controller for multiple frame formats, SSP (by TI), SPI (by Motorola), Microwire (by NS), I2S (by Philips), AC - link (by Intel) and SPDIF (by Intel), Soft IP
- JTAG Controller (TAP) IP
- SD 3.0 / SDIO 3.0 / eMMC 5.1 Host Controller IP
- CXL 4.0/3.2/3/2 Verification IP
- CXL Controller
- CXL 3.0 Controller