CN110059046A - A kind of method, system and the readable medium of the transmission path of switch data signal - Google Patents
A kind of method, system and the readable medium of the transmission path of switch data signal Download PDFInfo
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- CN110059046A CN110059046A CN201910332835.XA CN201910332835A CN110059046A CN 110059046 A CN110059046 A CN 110059046A CN 201910332835 A CN201910332835 A CN 201910332835A CN 110059046 A CN110059046 A CN 110059046A
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- 230000008054 signal transmission Effects 0.000 claims abstract description 49
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- 230000004044 response Effects 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims description 29
- 238000004590 computer program Methods 0.000 claims description 10
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
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Abstract
The invention discloses a kind of methods of the transmission path of switch data signal, comprising: several control signals are arranged in host module and corresponding fictitious host computer signal is arranged in different ports；During data signal transmission, whether the target port of real-time judge data-signal changes, and changes in response to target port, judges the source of data-signal；Source in response to data-signal is host module, the control signal corresponding with the target port after change of receiving host module output, and the target port according to control signal by data signal transmission to after changing；Source in response to data-signal is the target port before changing, and receives the corresponding fictitious host computer signal of the target port before change, and the target port according to fictitious host computer signal by data signal transmission to after changing.The automatic switchover of different data uplink and downlink of signals connectivity port may be implemented in the method and device of the transmission path of switch data signal proposed by the present invention.
Description
Technical field
The present invention relates to data signal transmission fields, more specifically, particularly relating to a kind of transmission road of switch data signal
Method, system and the readable medium of diameter.
Background technique
The Normal practice of the data-signal Networking Design of legacy hosts is to determine data letter in stage of hardware designing at present
Number connection topology, uplink and downlink end reserves cable connectivity port or connected slot, is carried out according to the demand of design different
Interconnection between port.It is relatively fixed and single from the Networking Design Wire/cable contact member and slot position for being up to downstream end, having
When converting another connectivity port mode requirement, staff is needed to go to shut down manually to switch the cable at uplink and downlink end or by plate
Card insertion sets different slot positions.
It is this to be carried out automatically by cable and slot come the traditional method of switch data uplink and downlink of signals connectivity port
Switching, when host module needs to switch different port must operator host module power-off shutdown is completed cable connect
The exchange of port or adjustment plate card insertion are to different slot positions.This traditional method can not only be brought not to operator
Just, and host module power-off shutdown is needed to will affect the normal work of machine system, greatly influence in this way working efficiency and
The stability of host module, while will increase later maintenance cost.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention be to propose a kind of method of the transmission path of switch data signal and
Device can make operator accomplish real-time servicing, quick automatic switching to the switching of host module data-signal, be not necessarily to people
Work operation, and this implementation is easily effective, saves later maintenance cost.
Based on above-mentioned purpose, the one side of the embodiment of the present invention provides a kind of side of the transmission path of switch data signal
Method includes the following steps: that several control signals are arranged in host module and corresponding fictitious host computer letter is arranged in different ports
Number；During data signal transmission, whether the target port of real-time judge data-signal changes, in response to target side
Mouth changes, and judges the source of data-signal；Source in response to data-signal is host module, the output of receiving host module
Control signal corresponding with the target port after change, and according to control signal by data signal transmission to change after target
Port；Source in response to data-signal is the target port before changing, and receives the corresponding of the target port before change
Fictitious host computer signal, and the target port according to fictitious host computer signal by data signal transmission to after changing.
In some embodiments, according to control signal by data signal transmission to change after target port include: by
Target port of the data signal transmission to switch unit, by switch unit by data signal transmission to after changing.
It in some embodiments, include: to cut by data signal transmission to the target port after changing by switch unit
Change target side of the unit by data signal transmission to corresponding output unit, by output unit by data signal transmission to after changing
Mouthful.
In some embodiments, the target port packet according to fictitious host computer signal by data signal transmission to after changing
It includes: data signal transmission is arrived by one of switch unit according to fictitious host computer signal, by switch unit by data signal transmission to changing
Target port after change.
In some embodiments, judging whether target port changes includes: to judge new target port and original
Target port it is whether consistent.
In some embodiments, judge data-signal source include: judge data-signal from host module or
Person port.
The another aspect of the embodiment of the present invention additionally provides a kind of system of the transmission path of switch data signal, comprising:
Host module is configured to outputting data signals and control signal；Connection mode control module, connect with host module, configuration
For the data-signal and control signal of the output of receiving host module, and according to control signal by data signal transmission to target side
Mouthful；Several ports are connect with connection mode control module, are configured to be arranged and call fictitious host computer signal, and receive
Or outputting data signals, wherein connection mode control module be also configured to real-time judge data-signal target port whether
It changes, and changes in response to target port, judge the source of data-signal；And in response to the data-signal
Source is the target port before changing, and is arrived data signal transmission according to the corresponding fictitious host computer signal of target port before change
Target port.
In some embodiments, input unit is configured to the data-signal and control letter of the input of receiving host module
Number；Switch unit is connect with input unit, is configured to control signal data signal transmission is corresponding to target port
Output unit；And output unit, it connect, is configured to data signal transmission to target port with switch unit.
In some embodiments, output unit is also configured to the data-signal of receiving port generation and is transferred to switching
Unit, switch unit are also configured to receive the data-signal of the input of output unit and are transferred to target port.
The embodiment of the present invention in another aspect, additionally provide a kind of computer readable storage medium, computer-readable storage
Media storage has the computer program that method as above is executed when being executed by processor.
The present invention has following advantageous effects: cutting automatically for different data uplink and downlink of signals connectivity port may be implemented
Change, and can be manually operated without personnel with realizing the switching of different mode according to different demand, save later maintenance at
This.Automation and the mode diversification of data-signal switching are fast implemented in handoff procedure, and can accomplish data-signal
It is two-way to interconnect, it is convenient and efficient.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other embodiments are obtained according to these attached drawings.
Fig. 1 is the flow diagram of the embodiment of the method for the transmission path of switch data signal provided by the invention；
Fig. 2 is the schematic diagram of the embodiment of the system of the transmission path of switch data signal provided by the invention；
Fig. 3 is by N group data signal distribution to the schematic diagram of corresponding N number of port；
Fig. 4 is by the schematic diagram of N group data signal distribution to a port；
Fig. 5 is the schematic diagram that one group of data-signal is sequentially allocated to N number of port；
Fig. 6 is N number of port interconnected schematic diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
The embodiment of the present invention is further described in attached drawing.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
Based on above-mentioned purpose, the first aspect of the embodiment of the present invention proposes a kind of transmission road of switch data signal
The embodiment of the method for diameter.Shown in fig. 1 is the embodiment of the method for the transmission path of switch data signal provided by the invention
Flow diagram.As shown in Figure 1, the embodiment of the present invention includes following steps:
S1, several control signals are set in host module and corresponding fictitious host computer signal is set in different ports；
S2, during data signal transmission, whether the target port of real-time judge data-signal changes；
S3, it changes in response to target port, judges the source of data-signal；
S4, in response to the source of data-signal be host module, the output of receiving host module with the target side after change
The corresponding control signal of mouth, and the target port according to control signal by data signal transmission to after changing；Believe in response to data
Number source be target port before changing, receive the corresponding fictitious host computer signal of target port before change, and root
Target port according to fictitious host computer signal by data signal transmission to after changing.
Data-signal may include high speed signal, low speed signal and other signals.Either port all can be target side
Mouthful, either the target port before changing, is also possible to the target port after changing, certainly, according to common sense it is found that same
In a transmission process, same port cannot be both change before target port again change after target port.It can exist in advance
Corresponding control signal under different situations is set in host module, the corresponding fictitious host computer in the case where different situations are arranged in each port
Signal.The transmission path of the corresponding data-signal of different situations is different, the situation that real-time detection is presently in, and according to current
Situation carries out the transmission of data-signal according to preset instructions.Specifically can be during data signal transmission, real-time judge number
It is believed that number target port whether change, if target port changes, tell that the transmission path of data-signal must
It can change.It can whether new target port is consistent with original target port to judge whether target port occurs by detecting
Change.
Data-signal is there are two path is generated, and one is host module, and one is port.Different generation paths can make
The transmission path of data-signal is different, and therefore, it is necessary to first judge the source of data-signal.It can first judge data-signal
Source whether be host module, when the source of data-signal is not host module, judge whether the source of data-signal is to change
Target port before change.
When data-signal derives from host module, data-signal is directly passed from host module by connection mode control module
It is defeated to arrive target port.Data-signal is output to connection mode control module by host module, and host module is according to different
Mission requirements export different control signals to connection mode control module；Connection mode control module is made after receiving control command
Data-signal is output to corresponding port according to the order of control signal by corresponding operation reaction out.It is controlled in connection mode
In module to data-signal transmitted there are many mode, for example, it may be by N group data signal distribution to corresponding N number of end
Mouthful；It can be N group data signal distribution to any a port；Can also be one group of data-signal is sequentially allocated it is N number of
Port.The above N is positive integer.Specifically, host module is by the switching list of data signal transmission to connection mode control module
Member, switch unit is by data signal transmission to corresponding output unit, and output unit is by data signal transmission to corresponding port.
When data-signal derives from port, data-signal can be transferred to target port by connection mode control module.This
When, fictitious host computer signal can be called in the port, host can be assumed to be, is thus the equal of being transmitted from host module
To target port.Creation fictitious host computer signal can there are many modes, such as can set decision condition in advance in port, when
Fictitious host computer signal is formed when meeting formation condition.Data-signal returns to the output list of connection mode control module from the port
Member, then it is transferred to arbitrary switch unit, then be transferred to the corresponding output unit of target port, it is finally delivered to target port.
It is important to note that each in each embodiment of the method for the transmission path of above-mentioned switch data signal
Step can be intersected, replaces, increases, be deleted, therefore, these reasonable permutation and combination transformation in switch data signal
The method of transmission path should also be as belonging to the scope of protection of the present invention, and protection scope of the present invention should not be confined to reality
It applies on example.
Based on above-mentioned purpose, the second aspect of the embodiment of the present invention proposes a kind of transmission road of switch data signal
The system of diameter, comprising: host module is configured to outputting data signals and control signal；Connection mode control module, with host
Module connection is configured to the data-signal and control signal of the output of receiving host module, and is believed data according to control signal
Number it is transferred to target port；Several ports are connect with connection mode control module, are configured to be arranged and call fictitious host computer
Signal, and reception or outputting data signals, wherein connection mode control module is also configured to real-time judge data-signal
Whether target port changes, and changes in response to target port, judges the source of data-signal；And in response to
The source of the data-signal is the target port before changing, and will be counted according to the corresponding fictitious host computer signal of target port before change
It is believed that number being transferred to target port.
Connection mode control module includes: input unit, is configured to data-signal and the control of the input of receiving host module
Signal processed；Switch unit is connect with input unit, is configured to control signal for data signal transmission to target port pair
The output unit answered；And output unit, it connect, is configured to data signal transmission to target port with switch unit.It is defeated
Unit is also configured to the data-signal of receiving port generation and is transferred to switch unit out, and switch unit is also configured to receive
The data-signal of the input of output unit is simultaneously transferred to target port.
Fig. 2 shows be switch data signal provided by the invention transmission path system embodiment schematic diagram.
As shown in Fig. 2, system includes host module, connection mode control module and N number of port.IN represents data-signal in figure,
Contral represents control signal, and OUT_1 ... OUT_N represents N number of output unit.N group data-signal is passed through 1 by host module
A input port is connected to its data-signal input unit, data-signal input unit N group data-signal pass sequentially through IN_1,
IN_2, IN_3, IN4 ... IN_N signal wire are connected on N number of data-signal switch unit Switch, and each data-signal switching is single
These N number of data-signal output units of first Switch and OUT_1, OUT_2, OUT_3, OUT_4 ... OUT_N of downlink are successively mutual
Connection, N number of data-signal output unit are connected with each other with external N number of port again, the control letter that external host module is sent
Number it can control the operating mode of each data-signal switch unit Switch, to realize data-signal automatic multi mode
Handoff functionality.There is multiple-working mode in connection mode control module, such as can be N group data signal distribution to correspondence
N number of port；It can be N group data signal distribution to any a port；It can also be and successively divide one group of data-signal
It is fitted on N number of port.It is specifically described with reference to the accompanying drawing.
Fig. 3 shows the schematic diagram by N group data signal distribution to corresponding N number of port.This switch mode can be with
Realize that an input port is converted into N number of output port, and each output port includes N group data-signal.Substantially realized
Journey are as follows: N group data-signal is connected on a data-signal input unit by host module, and data-signal input unit is N group
Data-signal passes sequentially through IN_1, IN_2, IN_3, IN4 ..., and IN_N signal wire is connected to N number of data-signal switch unit Switch
On, the control model signal that host module sends over enables each data-signal switch unit Switch that one group of upstream data is believed
Number it is all converted into N group downlink data signal, is then output to corresponding OUT_1, OUT_2, OUT_3, OUT_4 ... the OUT_N of downlink
These N number of data-signal output units, N number of data-signal output unit are connected with each other with external N number of port again.
Fig. 4 is shown the schematic diagram of N group data signal distribution to a port.System is there are multiple ports, in Fig. 4
Only by taking a port as an example.The N group data signal group that 1 input port is come in can be assigned to by this switch mode altogether
On any one output port, it may be implemented data-signal free switching to any one port needed, it is convenient and efficient.Greatly
Cause realization process are as follows: N group data-signal is connected on a data-signal input unit by host module, and data-signal input is single
N group data-signal is passed sequentially through IN_1, IN_2, IN_3, IN4 by member ..., and IN_N signal wire is connected to N number of data-signal switching list
On first Switch, the control model signal that host module sends over enables each data-signal switch unit Switch on one group
Row data-signal is all converted into one group of downlink data signal, and it is single to be then output to corresponding any one data-signal output of downlink
Member, data-signal output unit are connected with each other with external port again.
Fig. 5 shows the schematic diagram that one group of data-signal is sequentially allocated to N number of port.There are multiple switchings lists for system
Member, in Fig. 5 only for one.1 group of data-signal duplication that this switch mode can come in 1 input port is assigned to
On N number of output port, it may be implemented to replicate data-signal and distribute.Substantially realize process are as follows: host module is by N group data-signal
It is connected on a data-signal input unit, data-signal input unit is connected one group of data-signal by IN_1 signal wire
Onto a data-signal switch unit Switch, the control model signal that host module sends over enables each data-signal cut
It changes cell S witch and one group of upstream data signals is all converted into N group downlink data signal, it is corresponding N number of to be then output to downlink
Data-signal output unit, data-signal output unit are connected with each other with external port again.
Fig. 6 shows N number of port interconnected schematic diagram.It is real each other that N number of port may be implemented in this switch mode
It is now connected with each other, data exchange is carried out between N number of port.Substantially realize process are as follows: N number of data-signal switch unit Switch with
N number of data-signal output unit is bi-directionally connected each other, and the control model signal that host module sends over enables each data
Signal switch unit Switch opens the port of downlink, and then each data-signal switch unit Switch is corresponding with downlink
These N number of data-signal output units of OUT_1, OUT_2, OUT_3, OUT_4 ... OUT_N are successively bi-directionally connected intercommunication, N number of data
Signal output unit again with the external two-way interconnection in N number of port, may be implemented in this way different port carry out to each other it is two-way
Data-signal exchange.
The process of switch data signal transmission path is illustrated by taking Fig. 6 as an example.Real-time judge data-signal first
Whether target port changes, if target port does not change, does not occur further to operate, if target port
It changes, such as target port can be switched to port 2 from port 1, that is to say that the target port before changing is port 1, change
Target port after change can judge the source of data-signal at this time into port 2.When the source of data-signal is host
Module, the control signal corresponding with the target port after change of receiving host module output, that is to say that receiving host module is defeated
Control signal corresponding with port 2 out, and the target port according to control signal by data signal transmission to after changing, namely
It is by data signal transmission to port 2；When the source of data-signal is the target port before changing, by data signal transmission to mesh
Port is marked, continues upper example, that is to say that the source of data-signal is port 1, according to the corresponding fictitious host computer signal in port 1 by data
Signal is transferred to port 2.
The present invention also provides a kind of computer readable storage medium, computer-readable recording medium storage has by processor
The computer program of method as above is executed when execution.
Finally, it should be noted that those of ordinary skill in the art will appreciate that realizing the whole in above-described embodiment method
Or part process, related hardware can be instructed to complete by computer program, the side of the transmission path of switch data signal
The program of method can be stored in a computer-readable storage medium, and the program is when being executed, it may include such as above-mentioned each method
The process of embodiment.Wherein, the storage medium of program can be magnetic disk, CD, read-only memory (ROM) or random storage note
Recall body (RAM) etc..The embodiment of above-mentioned computer program, can achieve corresponding aforementioned any means embodiment it is identical or
The similar effect of person.
In addition, disclosed method is also implemented as the computer journey executed by processor according to embodiments of the present invention
Sequence, the computer program may be stored in a computer readable storage medium.When the computer program is executed by processor, hold
The above-mentioned function of being limited in row method disclosed by the embodiments of the present invention.
In addition, above method step and system unit also can use controller and for storing so that controller is real
The computer readable storage medium of the computer program of existing above-mentioned steps or Elementary Function is realized.
In addition, it should be appreciated that the computer readable storage medium (for example, memory) of this paper can be volatibility and deposit
Reservoir or nonvolatile memory, or may include both volatile memory and nonvolatile memory.As an example and
Unrestricted, nonvolatile memory may include read-only memory (ROM), programming ROM (PROM), electrically programmable ROM
(EPROM), electrically erasable programmable ROM (EEPROM) or flash memory.Volatile memory may include that arbitrary access is deposited
Reservoir (RAM), the RAM can serve as external cache.As an example and not restrictive, RAM can be with a variety of
Form obtains, such as synchronous random access memory (DRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate SDRAM (DDR
SDRAM), enhance SDRAM (ESDRAM), synchronization link DRAM (SLDRAM) and directly Rambus RAM (DRRAM).Institute is public
The storage equipment for the aspect opened is intended to the memory of including but not limited to these and other suitable type.
Those skilled in the art will also understand is that, various illustrative logical blocks, mould in conjunction with described in disclosure herein
Block, circuit and algorithm steps may be implemented as the combination of electronic hardware, computer software or both.It is hard in order to clearly demonstrate
This interchangeability of part and software, with regard to various exemplary components, square, module, circuit and step function to its into
General description is gone.This function is implemented as software and is also implemented as hardware depending on concrete application and application
To the design constraint of whole system.The function that those skilled in the art can realize in various ways for every kind of concrete application
Can, but this realization decision should not be interpreted as causing a departure from range disclosed by the embodiments of the present invention.
Various illustrative logical blocks, module and circuit, which can use, in conjunction with described in disclosure herein is designed to
The following component of function here is executed to realize or execute: general processor, digital signal processor (DSP), dedicated integrated electricity
It is road (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete
Any combination of hardware component or these components.General processor can be microprocessor, but alternatively, processor can
To be any conventional processors, controller, microcontroller or state machine.Processor also may be implemented as calculating the group of equipment
Close, for example, the combination of DSP and microprocessor, multi-microprocessor, one or more microprocessors combination DSP and/or it is any its
Its this configuration.
The step of method in conjunction with described in disclosure herein or algorithm, can be directly contained in hardware, be held by processor
In capable software module or in combination of the two.Software module may reside within RAM memory, flash memory, ROM storage
Device, eprom memory, eeprom memory, register, hard disk, removable disk, CD-ROM or known in the art it is any its
In the storage medium of its form.Illustrative storage medium is coupled to processor, enables a processor to from the storage medium
Information is written to the storage medium in middle reading information.In an alternative, storage medium can be integral to the processor
Together.Pocessor and storage media may reside in ASIC.ASIC may reside in user terminal.In an alternative
In, it is resident in the user terminal that pocessor and storage media can be used as discrete assembly.
In one or more exemplary designs, function can be realized in hardware, software, firmware or any combination thereof.
If realized in software, can using function as one or more instruction or code may be stored on the computer-readable medium or
It is transmitted by computer-readable medium.Computer-readable medium includes computer storage media and communication media, which is situated between
Matter includes any medium for helping for computer program to be transmitted to another position from a position.Storage medium can be energy
Any usable medium being enough accessed by a general purpose or special purpose computer.As an example and not restrictive, the computer-readable medium
It may include that RAM, ROM, EEPROM, CD-ROM or other optical disc memory apparatus, disk storage equipment or other magnetic storages are set
It is standby, or can be used for carrying or storage form be instruct or the required program code of data structure and can by general or
Special purpose computer or any other medium of general or specialized processor access.In addition, any connection can suitably claim
For computer-readable medium.For example, if using coaxial cable, optical fiber cable, twisted pair, digital subscriber line (DSL) or all
It is if the wireless technology of infrared ray, radio and microwave to send software from website, server or other remote sources, then above-mentioned coaxial
Cable, fiber optic cable, twisted pair, DSL or such as wireless technology of infrared ray, radio and microwave are included in determining for medium
Justice.As used herein, disk and CD include compact disk (CD), it is laser disk, CD, digital versatile disc (DVD), soft
Disk, Blu-ray disc, wherein disk usually magnetically reproduce data, and CD using laser optics reproduce data.Above content
Combination should also be as being included in the range of computer-readable medium.
It is exemplary embodiment disclosed by the invention above, it should be noted that in the sheet limited without departing substantially from claim
Under the premise of inventive embodiments scope of disclosure, it may be many modifications and modify.According to open embodiment described herein
The function of claim to a method, step and/or movement be not required to the execution of any particular order.In addition, although the present invention is implemented
Element disclosed in example can be described or be required in the form of individual, but be unless explicitly limited odd number, it is understood that be multiple.
It should be understood that it is used in the present context, unless the context clearly supports exceptions, singular " one
It is a " it is intended to also include plural form.It is to be further understood that "and/or" used herein refers to including one or one
Any and all possible combinations of a above project listed in association.
It is for illustration only that the embodiments of the present invention disclose embodiment sequence number, does not represent the advantages or disadvantages of the embodiments.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
Complete, relevant hardware can also be instructed to complete by program, program can store in a kind of computer-readable storage
In medium, storage medium mentioned above can be read-only memory, disk or CD etc..
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that range disclosed by the embodiments of the present invention (including claim) is limited to these examples；In the think of of the embodiment of the present invention
Under road, it can also be combined between the technical characteristic in above embodiments or different embodiments, and there is this hair as above
Many other variations of the different aspect of bright embodiment, for simplicity, they are not provided in details.Therefore, all in the present invention
Within the spirit and principle of embodiment, any omission, modification, equivalent replacement, improvement for being made etc. be should be included in of the invention real
It applies within the protection scope of example.
Claims (10)
1. a kind of method of switch data signal transmission path characterized by comprising
Several control signals are set in host module and corresponding fictitious host computer signal is set in different ports；
During data signal transmission, whether the target port of data-signal described in real-time judge changes；
It changes in response to target port, judges the source of the data-signal；
Source in response to the data-signal is host module, receive host module output with the target side after change
The corresponding control signal of mouth, and the target port according to the control signal by the data signal transmission to after changing；
Source in response to the data-signal is the target port before changing, and receives the target port before the change
Corresponding fictitious host computer signal, and the target side according to the fictitious host computer signal by the data signal transmission to after changing
Mouthful.
2. the method according to claim 1, wherein according to the control signal by data signal transmission to change
Target port afterwards includes: by data signal transmission to switch unit, by the switch unit by data signal transmission to changing
Target port after change.
3. according to the method described in claim 2, it is characterized in that, passing through the switch unit for data signal transmission to change
Target port afterwards includes: the switch unit by data signal transmission to corresponding output unit, will by the output unit
Target port of the data signal transmission to after changing.
4. the method according to claim 1, wherein data signal transmission is arrived according to the fictitious host computer signal
Target port after change includes: that data signal transmission is arrived one of switch unit according to the fictitious host computer signal, by described
Target port of the switch unit by data signal transmission to after changing.
5. the method according to claim 1, wherein judging whether target port changes includes: that judgement is new
Target port it is whether consistent with original target port.
6. according to the method described in claim 5, it is characterized in that, judging that the source of the data-signal includes: described in judgement
Data-signal derives from host module or port.
7. a kind of system of the transmission path of switch data signal characterized by comprising
Host module is configured to outputting data signals and control signal；
Connection mode control module is connect with the host module, is configured to receive the data letter of the host module output
Number and control signal, and according to the control signal by the data signal transmission to target port；
Several ports are connect with the connection mode control module, are configured to be arranged and call fictitious host computer signal, and
Reception or outputting data signals,
Wherein, whether the target port that the connection mode control module is also configured to real-time judge data-signal changes
Become, and change in response to target port, judges the source of the data-signal；And in response to the data-signal
Source is the target port before changing, and is believed the data according to the corresponding fictitious host computer signal of target port before the change
Number it is transferred to target port.
8. system according to claim 7, which is characterized in that connection mode control module includes:
Input unit is configured to the data-signal and control signal of the input of receiving host module；
Switch unit is connect with the input unit, is configured to the control signal and is arrived the data signal transmission
The corresponding output unit of target port；And
Output unit is connect with the switch unit, is configured to data signal transmission to target port.
9. system according to claim 8, which is characterized in that the output unit is also configured to receiving port generation
Data-signal is simultaneously transferred to switch unit, and the switch unit is also configured to the data-signal of the input of reception output unit simultaneously
It is transferred to target port.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In perform claim requires method described in 1-6 any one when the computer program is executed by processor.
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