CN109361461A - A RapidIO Protocol Transmission System Based on Fiber Channel - Google Patents

A RapidIO Protocol Transmission System Based on Fiber Channel Download PDF

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Publication number
CN109361461A
CN109361461A CN201811356325.8A CN201811356325A CN109361461A CN 109361461 A CN109361461 A CN 109361461A CN 201811356325 A CN201811356325 A CN 201811356325A CN 109361461 A CN109361461 A CN 109361461A
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rapidio
transmission system
protocol transmission
equipment
devices
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CN201811356325.8A
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杨帅
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Luoyang Institute of Electro Optical Equipment AVIC
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Luoyang Institute of Electro Optical Equipment AVIC
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Priority to CN201811356325.8A priority Critical patent/CN109361461A/en
Publication of CN109361461A publication Critical patent/CN109361461A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

本发明提供了一种基于光纤通道的RapidIO协议传输系统，包括RapidIO端设备，RapidIO交换设备以及设备之间互联的光纤链路，各RapidIO端设备集成收发一体的光模块，光模块将RapidIO电信号转换为光信号，各个RapidIO端设备通过光纤链路连接至RapidIO交换设备，形成RapidIO通信网络。本发明采用光纤链路作为传输介质，不受传输距离的现实，突破了传统采用电链路通信系统中传输距离近的缺点。RapidIO端设备支持热插拔，突破了传统RapidIO通信系统中端设备复位或下电需整个系统重新运行的限制。支持动态可扩展，提高了RapidIO通信系统的灵活性和可维护性。RapidIO通信系统支持多播功能，并且多播可动态配置，提高了整个通信系统的数据吞吐量。

The invention provides a RapidIO protocol transmission system based on optical fiber channel, including RapidIO terminal equipment, RapidIO switching equipment and optical fiber links interconnected between the equipment, each RapidIO terminal equipment integrates an optical module integrating transceiver, and the optical module converts RapidIO electrical signals Converted to optical signals, each RapidIO terminal device is connected to the RapidIO switching device through an optical fiber link to form a RapidIO communication network. The invention adopts the optical fiber link as the transmission medium, which is not affected by the reality of the transmission distance, and breaks through the shortcoming of the short transmission distance in the traditional electric link communication system. RapidIO end devices support hot swap, breaking through the limitation that the entire system needs to be re-run when the middle end device is reset or powered off in the traditional RapidIO communication system. Support dynamic expansion, improve the flexibility and maintainability of RapidIO communication system. RapidIO communication system supports multicast function, and multicast can be dynamically configured, which improves the data throughput of the entire communication system.

Description

A kind of RapidIO agreement Transmission system based on optical-fibre channel
Technical field
The present invention relates to embedded computer field of communication technology, more particularly a kind of transmission system based on optical-fibre channel System.
Background technique
It is heterogeneous platform multi-processor cooperation framework by single-processor computers development in embedded computer field, RapidIO agreement is the good high speed transport protocols of a data transmission efficiency height, real-time, and RapidIO network has become insertion The primary selection interconnected between formula system heterogeneous platform, therefore, the design and network dynamic of RapidIO exchange network are expansible Key as RapidIO interconnected communication.
Currently, the network struction based on RapidIO agreement is based on current source road more, the RapidIO net based on electric link connection Network is difficult to effectively play RapidIO network bandwidth, and transmission range is close, speed is low, poor expandability.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention is provided a kind and is transmitted based on the RapidIO agreement of optical-fibre channel System effectively improves transmission distance discrete system dynamic scalable to realize the interconnected communication of RapidIO.
The step of the technical solution adopted by the present invention to solve the technical problems, is as follows:
A kind of RapidIO agreement Transmission system based on optical-fibre channel, including RapidIO end equipment, RapidIO exchange are set The optical fiber link interconnected between standby and equipment, the RapidIO end equipment include PowerPC equipment, FPGA device and DSP Equipment, each RapidIO end equipment integrate the optical module of transceiver, and RapidIO electric signal is converted to optical signal by optical module, respectively A RapidIO end equipment is connected to RapidIO switching equipment by optical fiber link, forms RapidIO communication network.
The RapidIO agreement Transmission system based on optical-fibre channel is applied in RapidIO end equipment, RapidIO exchange In the system of the optical fiber link interconnected between equipment and equipment, at all ends RapidIO with the interconnection of RapidIO switching equipment In equipment, one of RapidIOP end equipment is set as the management node of entire RapidIO agreement Transmission system, management node It is responsible for the configuration and monitoring management of entire RapidIO agreement Transmission system；
When the RapidIO agreement Transmission system power-up initializing based on optical-fibre channel, management node completes RapidIO The initialization of switching equipment, management node by send RapidIO safeguard data packet to each port of RapidIO switching equipment into Row depth-first traversal is distributed ID number to the RapidIO end equipment of discovery, and is handed over according to port numbers and ID number configuration RapidIO The routing table of exchange device.
When the RapidIO agreement Transmission system based on optical-fibre channel is initialized and is worked normally, management node pair Each port of RapidIO end equipment and RapidIO switching equipment in RapidIO communication network carries out real time monitoring control, right RapidIO end equipment carries out hot plug monitoring management, increases RapidIO end equipment to RapidIO switching equipment port dynamic Monitoring management.
The hot plug monitoring management be to RapidIO end equipment already present in RapidIO agreement Transmission system into The monitoring of row hot plug operations, i.e., after RapidIO end equipment is extracted, management node real-time monitors extraction signal, to corresponding The link of RapidIO end equipment carries out forbidding configuring, and guarantees that RapidIO agreement Transmission system can still operate normally；The end RapidIO After equipment reinserts, management node monitors insertion signal, carries out re -training behaviour to corresponding RapidIO end equipment link Make, makes the RapidIO end equipment of insertion can normal communication.
During the RapidIO agreement Transmission system is initialized and worked normally, management node real-time monitoring RapidIO is handed over Exchange device port status just distributes ID number if having in RapidIO end equipment addition system for RapidIO end equipment, and configure RapidIO switching equipment routing table makes the RapidIO end equipment newly increased can normal communication.
The RapidIO switching equipment has Multicast function, and RapidIO end equipment is more to RapidIO switching equipment The RapidIO end equipment dynamic broadcast in group increases and decreases, and can come into force in real time with postponing.
The beneficial effects of the present invention are due to using the RapidIO agreement transmission based on optical-fibre channel, have following Advantage:
A) using optical fiber link as transmission medium, not by the reality of transmission range, it is logical to breach conventionally employed current source road The close disadvantage of transmission range in letter system.
B) the RapidIO end equipment in RapidIO communication system supports hot plug, breaches traditional RapidIO communication system System middle-end device reset or lower electricity need the limitation that whole system reruns.
C) RapidIO communication system supports dynamic scalable, improves the flexibility of RapidIO communication system and can safeguard Property.
D) RapidIO communication system supports Multicast function, and multicast is dynamically configurable, improves entire communication system Data throughout.
Detailed description of the invention
Fig. 1 is RapidIO network diagram of the invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
A kind of RapidIO agreement Transmission system based on optical-fibre channel, including RapidIO end equipment, RapidIO exchange are set The optical fiber link interconnected between standby and equipment, the RapidIO end equipment include PowerPC equipment, FPGA device and DSP Equipment, each RapidIO end equipment integrate the optical module of transceiver, and RapidIO electric signal is converted to optical signal by optical module, respectively A RapidIO end equipment is connected to RapidIO switching equipment by optical fiber link, forms RapidIO communication network.
The RapidIO agreement Transmission system based on optical-fibre channel is applied in RapidIO end equipment, RapidIO exchange In the system of the optical fiber link interconnected between equipment and equipment, at all ends RapidIO with the interconnection of RapidIO switching equipment In equipment, one of RapidIOP end equipment is set as the management node of entire RapidIO agreement Transmission system, management node It is responsible for the configuration and monitoring management of entire RapidIO agreement Transmission system；
When the RapidIO agreement Transmission system power-up initializing based on optical-fibre channel, management node completes RapidIO The initialization of switching equipment, management node by send RapidIO safeguard data packet to each port of RapidIO switching equipment into Row depth-first traversal is distributed ID number to the RapidIO end equipment of discovery, and is handed over according to port numbers and ID number configuration RapidIO The routing table of exchange device；
When the RapidIO agreement Transmission system based on optical-fibre channel is initialized and is worked normally, management node pair Each port of RapidIO end equipment and RapidIO switching equipment in RapidIO communication network carries out real time monitoring control, right RapidIO end equipment carries out hot plug monitoring management, increases RapidIO end equipment to RapidIO switching equipment port dynamic Monitoring management.
The hot plug monitoring management be to RapidIO end equipment already present in RapidIO agreement Transmission system into The monitoring of row hot plug operations, i.e., after RapidIO end equipment is extracted, management node real-time monitors extraction signal, to corresponding The link of RapidIO end equipment carries out forbidding configuring, and guarantees that RapidIO agreement Transmission system can still operate normally；The end RapidIO After equipment reinserts, management node monitors insertion signal, carries out re -training behaviour to corresponding RapidIO end equipment link Make, makes the RapidIO end equipment of insertion can normal communication.
During the RapidIO agreement Transmission system is initialized and worked normally, management node real-time monitoring RapidIO is handed over Exchange device port status just distributes ID number if having in RapidIO end equipment addition system for RapidIO end equipment, and configure RapidIO switching equipment routing table makes the RapidIO end equipment newly increased can normal communication.
The RapidIO switching equipment has Multicast function, and RapidIO end equipment is more to RapidIO switching equipment The RapidIO end equipment dynamic broadcast in group increases and decreases, and can come into force in real time with postponing.
The system that the present invention constructs a RapidIO agreement transmission based on optical-fibre channel, including RapidIO end equipment, The optical fiber link interconnected between RapidIO switching equipment and equipment.
RapidIO end equipment is by FreeScale PowerPC P2020 equipment, Xilinx XA7A75T logic chip and TI C6678 DSP composition, each equipment have optical module, and equipment room is connected to switching equipment by optical fiber link, and RapidIO exchange is set Alternative IDT Tsi578 exchange chip, the RapidIO communication network of component, as shown in Figure 1.
System configuration and system status monitoring are responsible for by P2020 endpoint, support powers on RapidIO system discovery, ID is distributed, Configuration.In system work, P2020 is responsible for the monitoring of RapidIO communication network, and P2020 is according to end equipment state change Carry out the dynamic configuration of network, especially, the hot plug of end equipment.

Claims (4)

1.一种基于光纤通道的RapidIO协议传输系统，其特征在于：1. a RapidIO protocol transmission system based on Fibre Channel, is characterized in that: 所述的基于光纤通道的RapidIO协议传输系统，包括RapidIO端设备，RapidIO交换设备以及设备之间互联的光纤链路，所述的RapidIO端设备包括PowerPC设备、FPGA设备和DSP设备，各RapidIO端设备集成收发一体的光模块，光模块将RapidIO电信号转换为光信号，各个RapidIO端设备通过光纤链路连接至RapidIO交换设备，形成RapidIO通信网络；The described RapidIO protocol transmission system based on Fibre Channel includes RapidIO end devices, RapidIO switching devices and optical fiber links interconnected between devices, and the RapidIO end devices include PowerPC devices, FPGA devices and DSP devices, and each RapidIO end device Integrated transceiver integrated optical module, the optical module converts RapidIO electrical signals into optical signals, and each RapidIO terminal device is connected to the RapidIO switching device through an optical fiber link to form a RapidIO communication network; 所述基于光纤通道的RapidIO协议传输系统，应用在RapidIO端设备，RapidIO交换设备以及设备之间互联的光纤链路的系统中，在所有与RapidIO交换设备互联的RapidIO端设备中，设定其中一个RapidIOP端设备为整个RapidIO协议传输系统的管理节点，管理节点负责整个RapidIO协议传输系统的配置和监控管理；The Fibre Channel-based RapidIO protocol transmission system is applied in the RapidIO end device, the RapidIO switching device and the fiber link system interconnected between the devices. Among all the RapidIO end devices interconnected with the RapidIO switching device, set one of them. The RapidIOP terminal device is the management node of the entire RapidIO protocol transmission system, and the management node is responsible for the configuration, monitoring and management of the entire RapidIO protocol transmission system; 所述基于光纤通道的RapidIO协议传输系统上电初始化时，管理节点完成RapidIO交换设备的初始化，管理节点通过发送RapidIO维护数据包对RapidIO交换设备的各端口进行深度优先遍历，对发现的RapidIO端设备分配ID号，并根据端口号和ID号配置RapidIO交换设备的路由表；When the Fiber Channel-based RapidIO protocol transmission system is powered on and initialized, the management node completes the initialization of the RapidIO switching device, and the management node performs a depth-priority traversal on each port of the RapidIO switching device by sending the RapidIO maintenance data packet, and finds the RapidIO terminal device. Assign an ID number, and configure the routing table of the RapidIO switching device according to the port number and ID number; 所述基于光纤通道的RapidIO协议传输系统初始化并正常工作时，管理节点对RapidIO通信网络中的RapidIO端设备和RapidIO交换设备的各端口进行实时监控控制，对RapidIO端设备实行热插拔监控管理，对RapidIO交换设备端口动态增加RapidIO端设备的监控管理。When the RapidIO protocol transmission system based on Fibre Channel is initialized and works normally, the management node performs real-time monitoring and control on the RapidIO terminal equipment in the RapidIO communication network and each port of the RapidIO switching equipment, and implements hot-plug monitoring and management on the RapidIO terminal equipment, Dynamically increase the monitoring and management of RapidIO end devices to RapidIO switching device ports. 2.根据权利要求1所述的一种基于光纤通道的RapidIO协议传输系统，其特征在于：2. a kind of RapidIO protocol transmission system based on Fibre Channel according to claim 1, is characterized in that: 所述的热插拔监控管理是对RapidIO协议传输系统中已存在的RapidIO端设备进行热插拔操作监控，即RapidIO端设备拔出以后，管理节点实时监测到拔出信号，对相应RapidIO端设备的链路进行禁止配置，保证RapidIO协议传输系统仍可正常运行；RapidIO端设备重新插入后，管理节点监测到插入信号，对相应RapidIO端设备链路进行重新训练操作，使插入的RapidIO端设备可正常通信。The hot-plug monitoring management is to monitor the hot-plug operation of the existing RapidIO end devices in the RapidIO protocol transmission system, that is, after the RapidIO end devices are pulled out, the management node monitors the pull-out signal in real time, and the corresponding RapidIO end devices are monitored. After the RapidIO end device is re-inserted, the management node monitors the insertion signal and retrains the corresponding RapidIO end device link, so that the inserted RapidIO end device can be re-trained. normal communication. 3.根据权利要求1所述的一种基于光纤通道的RapidIO协议传输系统，其特征在于：3. a kind of RapidIO protocol transmission system based on Fibre Channel according to claim 1, is characterized in that: 所述的RapidIO协议传输系统初始化并正常工作中，管理节点实时监测RapidIO交换设备端口状态，若有RapidIO端设备加入系统中，就为RapidIO端设备分配ID号，并配置RapidIO交换设备路由表，使新增加的RapidIO端设备可正常通信。During the initialization and normal operation of the RapidIO protocol transmission system, the management node monitors the status of the RapidIO switching device ports in real time. The newly added RapidIO device can communicate normally. 4.根据权利要求1所述的一种基于光纤通道的RapidIO协议传输系统，其特征在于：4. a kind of RapidIO protocol transmission system based on Fibre Channel according to claim 1, is characterized in that: 所述的RapidIO交换设备具有多播功能，RapidIO端设备对RapidIO交换设备的多播组内的RapidIO端设备动态增减，配置后可实时生效。The RapidIO switching device has a multicast function, and the RapidIO terminal device dynamically increases or decreases the RapidIO terminal device in the multicast group of the RapidIO switching device, and the configuration can take effect in real time.
CN201811356325.8A 2018-11-15 2018-11-15 A RapidIO Protocol Transmission System Based on Fiber Channel Pending CN109361461A (en)

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Publication number Priority date Publication date Assignee Title
CN111131018A (en) * 2019-11-27 2020-05-08 理工雷科电子(天津)有限公司 Multicast routing method based on RapidIO switching network and electronic equipment
CN112737867A (en) * 2021-02-10 2021-04-30 西南电子技术研究所（中国电子科技集团公司第十研究所） Cluster RIO network management method
CN113055298A (en) * 2021-02-25 2021-06-29 华东计算技术研究所（中国电子科技集团公司第三十二研究所） Method and system for multiple enumeration of RapidIO network

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Application publication date: 20190219