CXL: Boot To Bash

Overview

CXL on Linux: Boot To Bash

Device Reference

Devices and Protocols
UEFI Data

Platform Configuration

BIOS/EFI Configuration
ACPI Tables
Example Platform Configurations

Linux Kernel Configuration:

Overview
Linux Init (Early Boot)
CXL Driver Operation
DAX Driver Operation
Memory Hotplug

Memory Allocation

DAX Devices
The Page Allocator
Reclaim
Huge Pages
Memory Tiering

Use Cases

Memory Expansion
Dynamic Capacity
Virtual Machines
Shared Memory

CXL: Boot To Bash

CXL Driver Operation
CXL-CLI Reference
Edit on GitHub

CXL-CLI Reference

todo

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© Copyright 2025, Gregory Price.

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