CN106973059A - A kind of ten thousand mbit ethernets and Rapid I/O networks switching control system and method - Google Patents
A kind of ten thousand mbit ethernets and Rapid I/O networks switching control system and method Download PDFInfo
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- CN106973059A CN106973059A CN201710212134.3A CN201710212134A CN106973059A CN 106973059 A CN106973059 A CN 106973059A CN 201710212134 A CN201710212134 A CN 201710212134A CN 106973059 A CN106973059 A CN 106973059A
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- thousand mbit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
Abstract
The present invention relates to a kind of ten thousand mbit ethernet and Rapid I/O networks switching control system and method, it is characterised in that including fpga logic processor, and the fpga logic processor is connected with Rapid I/O interfaces module and ten thousand mbit ethernet interface modules；The fpga logic processor includes Rapid I O process module and ten thousand mbit ethernets processing module；Using hardware design data transmission channel, the real time high-speed transmission of data is realized, the real time data conversion between two kinds of agreements of Rapid IO buses and ten thousand mbit ethernets is realized.
Description
Technical field
The invention belongs to embedded computer technology field, and in particular to a kind of ten thousand mbit ethernet turns with Rapid I/O networks
Change control system and method.
Background technology
With the development of embedded computer technology, the InterWorking Equipment of connection network is also widely used, and is interconnected
Equipment is as the core of network, and its behavior pattern directly affects the scale of network, with information-based, intelligent, networking
Development, embedding assembly technology is in numerous areas hairs such as Industry Control, environmental project, information household appliances and personal mobile data processing
Wave huge effect.
Ten thousand mbit ethernets are widely used as a kind of Fast Ethernet interface, and it can provide 10Gbps Ethernet super large
Bandwidth, realizes and transmits over long distances, and can effectively realize big data quantity convergence and link aggregation, most of designers on network
Member is very familiar with basic Ethernet protocol feature, and Ethernet data is transmitted in the way of packet, built in ethernet physical layer
Vertical agreement.
The need for embedded device is in order to adapt to network Development, connecing for various network services is provided on inevitable requirement hardware
Mouthful, Rapid IO be take the lead in advocating by companies such as Motorola and Mercury a kind of high-performance, low pin, based on packet
The interconnection architecture of exchange, is a kind of open system interconnection technical bid designed to meet high performance embedded system demand
It is accurate.In order to realize the high-speed communication of data, made respectively using two kinds of agreements of serial Rapid IO high-speed buses and ten thousand mbit ethernets
For data switching networks, therefore, the real time data transfer problem between two kinds of agreements is faced.
The content of the invention
It is an object of the present invention to a kind of there is provided design for the real time data transfer problem between above two agreement
Ten thousand mbit ethernets and Rapid I/O networks switching control system and method.
In order to achieve the above object, the technical scheme is that：
A kind of ten thousand mbit ethernets and Rapid I/O network switching control systems, it is characterised in that including fpga logic processor, institute
State fpga logic processor and be connected with Rapid I/O interfaces module and ten thousand mbit ethernet interface modules；
The fpga logic processor includes Rapid I O process module and ten thousand mbit ethernets processing module；
Wherein, Rapid I O process module includes message processing module, and described information processing module is connected with fifo module, first
Memory, information module and FIFO respond modules, the fifo module connect Rapid IO receive and control modules, and Rapid IO connect
Control module connection Rapid I/O interface modules are received, the FIFO respond modules connect Rapid IO sending modules, described first
Memory connects ten thousand mbit ethernet sending modules；
Ten thousand mbit ethernets processing module includes second memory, and the second memory is connected with ten thousand mbit ethernets and receives control mould
Block, address fifo module, command control module and Rapid IO sending modules, the address fifo module bind command control mould
Block and ten thousand mbit ethernet receive and control modules, the ten thousand mbit ethernets receive and control module connect ten thousand mbit ethernet interface modules.
The packet that fpga logic processor is used to receive ten thousand mbit ethernets is converted to Rapid IO mailbox messages and reception
Rapid IO mailbox messages are converted to Ethernet bag.
Command control module includes authentication module, and authentication module is used to verify Rapid IO mailbox messages states.
Described information module includes information access module and mailbox module, and mailbox module is used for mailbox matching and produced super
When signal.
A kind of ten thousand mbit ethernets and Rapid I/O network switching control methods, it is characterised in that including Rapid IO mailboxes
Message is converted to the control method of Ethernet bag and the packet of ten thousand mbit ethernets is converted to the control of Rapid IO mailbox messages
Method；
Rapid IO mailbox messages are converted to the control method of Ethernet bag, comprise the following steps that：
Step R1：Rapid IO receive and control modules receive Rapid IO mailbox messages bags, according to Rapid I/O protocols by Rapid
IO mailbox messages bags are split, and the data after fractionation are passed into fifo module；
Step R2：Message processing module takes the data in fifo module, and carries out treatment classification to the data of acquisition, if receiving
Rapid IO mailbox messages, perform step 3, if the response data of Rapid I/O interfaces module return is received, by number of responses
According to FIFO respond modules are passed to, in case Rapid IO sending modules carry out extraction transmission；
Step R3：The mailbox messages of information module receive information processing module transmission carry out integrating processing and by the mailbox after processing
Data are restored to message processing module；
Step R4：The mailbox data finished receiving is passed to first memory and constitutes new Ethernet bag by message processing module, and
Sent by ten thousand mbit ethernet sending modules；
The packet of ten thousand mbit ethernets is converted to the control method of Rapid IO mailbox messages, comprises the following steps that：
Step W1：Ten thousand mbit ethernet receive and control modules receive Ethernet bag, will be received according to Rapid IO mailbox messages mechanism
The Ethernet bag arrived is split, and the data after fractionation are sent into second memory；
Step W2：Data message is passed to Rapid IO sending modules by command control module control.
In step R3, described information module includes information access module and mailbox module, the processing of information module receive information
During the mailbox messages of module transmission, handled by information access module progress and calculate the storage address of mailbox data and by mailbox number
According to first memory is stored to, information access module is confirmed by comparing message-length Msglen and fragment number Msgseg, when
When both are identical, represent that current message is received.
In step W1, ten thousand mbit ethernet receive and control modules obtain Mac addresses and mailbox number from the fifo module of address
Binding relationship and according to binding relationship by after fractionation data send into second memory.
Rapid IO mailbox messages send state confirmed by authentication module, send state include send successfully, send out
Send failure, send time-out.
Authentication module confirms to send successfully, then the message is no longer retransmitted, and sends time-out or sends failure and is then controlled by ordering
The control of molding block is resend.
The index of Rapid IO mailbox messages is stored in second memory, is asked if finding that Rapid IO buses return to retransmit
Ask or during timeout signal, command control module control resends message in Rapid IO bus frees, it is to avoid during re-transmission
Lose data.
The beneficial effects of the present invention are the present invention devises a kind of ten thousand mbit ethernet and Rapid I/O network conversion and controls
System, the system use hardware design data transmission channel, realize data real time high-speed transmission, realize Rapid IO buses with
Real time data conversion between ten thousand two kinds of mbit ethernet agreements.
In addition, design principle of the present invention is reliable, and it is simple in construction, with application prospect widely.
As can be seen here, the present invention compared with prior art, improves with prominent substantive distinguishing features and significantly, and it is implemented
Beneficial effect be also obvious.
Brief description of the drawings
Fig. 1 is a kind of ten thousand mbit ethernet and Rapid I/O network switching control system structured flowcharts.
Fig. 2 is a kind of ten thousand mbit ethernet and Rapid I O process modular structure frames in Rapid I/O network switching control systems
Figure.
Fig. 3 is a kind of ten thousand mbit ethernet and ten thousand mbit ethernets processing modular structure in Rapid I/O network switching control systems
Block diagram.
Wherein, 1-FPGA logic processors, 2-Rapid I O process modules, the mbit ethernets of 3- ten thousand processing module, 4-Rapid
I/O interface module, the mbit ethernet interface modules of 5- ten thousand, 6-Rapid IO receive and control modules, 7-FIFO modules, 8- information processings
Module, 9- first memories, 10- information modules, 11-FIFO respond modules, 12-Rapid IO sending modules, the ether of 13- 10,000,000,000
Net sending module, the mbit ethernet receive and control modules of 14- ten thousand, 15- addresses fifo module, 16- command control modules, 17- checkings
Module, 18- second memories.
Embodiment
Below in conjunction with the accompanying drawings and the present invention will be described in detail by specific embodiment, following examples are to the present invention
Explanation, and the invention is not limited in implementation below.
As shown in figure 1, a kind of ten thousand mbit ethernet and Rapid I/O network switching control systems that the present embodiment is provided, including
Fpga logic processor 1, the fpga logic processor 1 is connected with Rapid I/O interfaces module 4 and ten thousand mbit ethernet interface moulds
Block 5；
The fpga logic processor 1 includes Rapid I O process module 2 and ten thousand mbit ethernets processing module 3；
As shown in Fig. 2 Rapid I O process module 2 includes message processing module 8, described information processing module 8 is connected with FIFO
Module 7, first memory 9, information module 10 and FIFO respond modules 11, the connection Rapid of fifo module 7 IO receive control
Molding block 6, the connection Rapid I/O interfaces of Rapid IO receive and control modules 6 module 4, the FIFO respond modules 11 are connected
Rapid IO sending modules 12, the first memory 9 connects ten thousand mbit ethernet sending modules 13；
As shown in figure 3, ten thousand mbit ethernets processing module 3 includes second memory 18, the second memory 18 is connected with 10,000,000,000
Ethernet receive and control module 14, address fifo module 15, command control module 16 and Rapid IO sending modules 12, describedly
The bind command control module 16 of location fifo module 15 and ten thousand mbit ethernet receive and control modules 14, ten thousand mbit ethernet receive control
Molding block 14 connects ten thousand mbit ethernet interface modules 5.
The packet that fpga logic processor 1 is used to receive ten thousand mbit ethernets is converted to Rapid IO mailbox messages and reception
Rapid IO mailbox messages are converted to Ethernet bag.
Command control module 16 includes authentication module 17, and authentication module 17 is used to carry out Rapid IO mailbox messages state
Checking.
Described information module 10 includes information access module and mailbox module, and mailbox module is used for mailbox and matches and produce
Timeout signal.
A kind of ten thousand mbit ethernets and Rapid I/O network switching control methods, including Rapid IO mailbox messages be converted to
Net very much the control method of bag and the packet of ten thousand mbit ethernets is converted to the control method of Rapid IO mailbox messages；
Rapid IO mailbox messages are converted to the control method of Ethernet bag, comprise the following steps that：
Step R1：Rapid IO receive and control modules 6 receive Rapid IO mailbox messages bags, will according to Rapid I/O protocols
Rapid IO mailbox messages bags are split, and the data after fractionation are passed into fifo module 7；
Step R2：Message processing module 8 takes the data in fifo module 7, and carries out treatment classification to the data of acquisition, if receiving
To Rapid IO mailbox messages, step 3 is performed, will response if receiving the response data of the return of Rapid I/O interfaces module 4
Data pass to FIFO respond modules 11, in case Rapid IO sending modules 12 carry out extraction transmission；
Step R3：The mailbox messages of the receive information processing module 8 of information module 10 transmission carry out integrating processing and by after processing
Mailbox data is restored to message processing module 8；
Step R4：The mailbox data finished receiving is passed to first memory 9 and constitutes Ethernet bag by message processing module 8, and is led to
Ten thousand mbit ethernet sending modules 13 are crossed to send；
The packet of ten thousand mbit ethernets is converted to the control method of Rapid IO mailbox messages, comprises the following steps that：
Step W1：Ten thousand mbit ethernet receive and control modules 14 receive Ethernet bag, will be connect according to Rapid IO mailbox messages mechanism
The Ethernet bag received is split, and the data after fractionation are sent into second memory 18；
Step W2：Command control module 16 controls data message passing to Rapid IO sending modules 12.
In step R3, described information module 10 includes information access module and mailbox module, the receive information of information module 10
During the mailbox messages that processing module 8 is transmitted, the storage address for calculating mailbox data is handled by the progress of information access module 8 and is incited somebody to action
Mailbox data is stored to first memory 9, and information access module is carried out by comparing message-length Msglen and fragment number Msgseg
Confirm, when both are identical, represent that current message is received.
In step W1, ten thousand mbit ethernet receive and control modules 14 obtain Mac addresses and mailbox from address fifo module 15
Number binding relationship and according to binding relationship by after fractionation data send into second memory 18.
Rapid IO mailbox messages send state confirmed by authentication module, send state include send successfully, send out
Send failure, send time-out.
Authentication module confirms to send successfully, then the message is no longer retransmitted, and sends time-out or sends failure and is then controlled by ordering
The control of molding block is resend.
The index of Rapid IO mailbox messages is stored in second memory 18, is retransmitted if finding that Rapid IO buses are returned
When request or timeout signal, command control module 16 controls to resend message in Rapid IO bus frees, it is to avoid weight
Data are lost during biography.
Disclosed above is only the preferred embodiment of the present invention, but the present invention is not limited to this, any this area
What technical staff can think does not have a creative change, and some improvement made without departing from the principles of the present invention and
Retouching, should all be within the scope of the present invention.
Claims (9)
1. a kind of ten thousand mbit ethernet and Rapid I/O network switching control systems, it is characterised in that including fpga logic processor,
The fpga logic processor is connected with Rapid I/O interfaces module and ten thousand mbit ethernet interface modules；
The fpga logic processor includes Rapid I O process module and ten thousand mbit ethernets processing module；
Wherein, Rapid I O process module includes message processing module, and described information processing module is connected with fifo module, first
Memory, information module and FIFO respond modules, the fifo module connect Rapid IO receive and control modules, and Rapid IO connect
Control module connection Rapid I/O interface modules are received, the FIFO respond modules connect Rapid IO sending modules, described first
Memory connects ten thousand mbit ethernet sending modules；
Ten thousand mbit ethernets processing module includes second memory, and the second memory is connected with ten thousand mbit ethernets and receives control mould
Block, address fifo module, command control module and Rapid IO sending modules, the address fifo module bind command control mould
Block and ten thousand mbit ethernet receive and control modules, the ten thousand mbit ethernets receive and control module connect ten thousand mbit ethernet interface modules.
2. a kind of ten thousand mbit ethernet according to claim 1 and Rapid I/O network switching control systems, it is characterised in that
The packet that fpga logic processor is used to receive ten thousand mbit ethernets is converted to Rapid IO mailbox messages and receives Rapid IO
Mailbox messages are converted to Ethernet bag.
3. a kind of ten thousand mbit ethernet according to claim 1 or 2 and Rapid I/O network switching control systems, its feature exist
In command control module includes authentication module, and authentication module is used to verify Rapid IO mailbox messages states.
4. a kind of ten thousand mbit ethernet according to claim 3 and Rapid I/O network switching control systems, it is characterised in that
Described information module includes information access module and mailbox module, and mailbox module is used for mailbox and matches and produce timeout signal.
5. a kind of ten thousand mbit ethernet and Rapid I/O network switching control methods, it is characterised in that disappear including Rapid IO mailboxes
Breath is converted to the control method of Ethernet bag and the packet of ten thousand mbit ethernets is converted to the controlling party of Rapid IO mailbox messages
Method；
Rapid IO mailbox messages are converted to the control method of Ethernet bag, comprise the following steps that：
Step R1：Rapid IO receive and control modules receive Rapid IO mailbox messages bags, according to Rapid I/O protocols by Rapid
IO mailbox messages bags are split, and the data after fractionation are passed into fifo module；
Step R2：Message processing module takes the data in fifo module, and carries out treatment classification to the data of acquisition, if receiving
Rapid IO mailbox messages, perform step 3, if the response data of Rapid I/O interfaces module return is received, by number of responses
According to FIFO respond modules are passed to, in case Rapid IO sending modules carry out extraction transmission；
Step R3：The mailbox messages of information module receive information processing module transmission carry out integrating processing and by the mailbox after processing
Data are restored to message processing module；
Step R4：The mailbox data finished receiving is passed to first memory composition Ethernet bag by message processing module, and is passed through
Ten thousand mbit ethernet sending modules are sent；
The packet of ten thousand mbit ethernets is converted to the control method of Rapid IO mailbox messages, comprises the following steps that：
Step W1：Ten thousand mbit ethernet receive and control modules receive Ethernet bag, will be received according to Rapid IO mailbox messages mechanism
The Ethernet bag arrived is split, and the data after fractionation are sent into second memory；
Step W2：Data message is passed to Rapid IO sending modules by command control module control.
6. a kind of ten thousand mbit ethernet and Rapid I/O network switching control methods according to claim 5, it is characterised in that step
In rapid R3, described information module includes information access module and mailbox module, the transmission of information module receive information processing module
During mailbox messages, handled by information access module progress and calculate the storage address of mailbox data and mailbox data is stored to second
Memory, information access module is confirmed by comparing message-length Msglen and fragment number Msgseg, when both are identical,
Represent that current message is received.
7. a kind of ten thousand mbit ethernet and Rapid I/O network switching control methods according to claim 5, it is characterised in that step
In rapid W1, ten thousand mbit ethernet receive and control modules obtain the binding relationship of Mac addresses and mailbox number simultaneously from the fifo module of address
And the data after fractionation are sent into by second memory according to binding relationship.
8. a kind of ten thousand mbit ethernet and Rapid I/O network switching control methods according to claim 5, it is characterised in that
Rapid IO mailbox messages send state confirmed by authentication module, send state include sends successfully, transmission fail, send out
Send time-out.
9. a kind of ten thousand mbit ethernet and Rapid I/O network switching control methods according to claim 8, it is characterised in that test
Card module confirms to send successfully, then the message is no longer retransmitted, and sends time-out or transmission failure then passes through command control module control
Resend.
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Cited By (6)
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| CN107426246A (en) * | 2017-08-31 | 2017-12-01 | 北京计算机技术及应用研究所 | High-speed data exchange system between ten thousand mbit ethernets and RapidIO agreements based on FPGA |
| CN108055290A (en) * | 2018-02-07 | 2018-05-18 | 天津芯海创科技有限公司 | Heterogeneous protocol network system and its method for interchanging data |
| CN108600123A (en) * | 2018-04-25 | 2018-09-28 | 济南浪潮高新科技投资发展有限公司 | A kind of Rapid I/O datas exchange method, apparatus and system |
| CN108650100A (en) * | 2018-04-26 | 2018-10-12 | 济南浪潮高新科技投资发展有限公司 | A kind of converter design method of SRIO and network interface |
| CN110661687A (en) * | 2019-08-14 | 2020-01-07 | 熊猫电子集团有限公司 | Full-communication double-bus exchange platform |
| CN115017085A (en) * | 2022-08-05 | 2022-09-06 | 江西联创精密机电有限公司 | Data transmission system and method |
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Cited By (10)
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| CN107426246A (en) * | 2017-08-31 | 2017-12-01 | 北京计算机技术及应用研究所 | High-speed data exchange system between ten thousand mbit ethernets and RapidIO agreements based on FPGA |
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| CN110661687B (en) * | 2019-08-14 | 2021-11-05 | 熊猫电子集团有限公司 | Full-communication double-bus exchange platform |
| CN115017085A (en) * | 2022-08-05 | 2022-09-06 | 江西联创精密机电有限公司 | Data transmission system and method |
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