Compute Express Link

CXL device configuration has a complex handoff between platform (Hardware, BIOS, EFI), OS (early boot, core kernel, driver), and user policy decisions that have impacts on each other. The docs here break up configurations steps.

Overview

• Compute Express Link Driver Theory of Operation
  • The CXL Bus
  • Driver Infrastructure
  • External Interfaces
• Compute Express Link Subsystem Maturity Map
  • Feature and Capabilities
  • Details

Linux Kernel Configuration

• CXL Access Coordinates Computation