linux - PCIe Endpoint to System Memory /Endpoint Transaction - Super User
PCI Express Root Complex Lite
4U GPU System - PCIe Root Architectures
Enabling multihost system architectures with PCI Express switches: Innovation in design through multiroot partitionable switch architecture - PICMG Systems and Technology
Introduction to PCIe – Systems Research
PCIe Root Complex, Switch, Bridge 개념 - Easy is Perfect
PCIe
Root complex - Wikipedia
Understanding PCIe Root Complex Connections - SPARC T7-4 Server Service Manual
How modern multi-processor multi-Root Complex system assigns PCI bus number | CodyWu's Blog