RapioIO Spec 4.1官方文档，包括

Part 1: Input/Output Logical

Part 2: Message Passing Logical

Part 3: Common Transport

Part 4: Physical Layer 8/16

Part 5: Globally Shared Memory

Part 6: LP-Serial Physical

Part 7: System and Device

Part 8: Error Management/Hot Swap

Part 9: Flow Control Logical Layer

Part 10: Data Streaming Logical

Part 11: Multicast and Port Aggregation Group Extensions

Part 12: Virtual Output Queueing

Annex 1: Software/System Bring Up

Annex 2: Session Management