CN109271332A - A kind of method and apparatus of node device driving initialization - Google Patents
A kind of method and apparatus of node device driving initialization Download PDFInfo
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- CN109271332A CN109271332A CN201710610985.3A CN201710610985A CN109271332A CN 109271332 A CN109271332 A CN 109271332A CN 201710610985 A CN201710610985 A CN 201710610985A CN 109271332 A CN109271332 A CN 109271332A
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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
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/122—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware performs an I/O function other than control of data transfer
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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
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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Abstract
The embodiment of the invention discloses a kind of method and apparatus of node device driving initialization, method includes: after identification USB device is based on USB interface insertion main equipment, and main equipment enumerates USB device and the node device communicated with USB device；Based on driving installation file corresponding to the node device on USB interface parsing USB device；Driving installation file based on the node device is completed the driving to the node device and is installed, and sets up the information channel between main equipment and node device, main equipment and node device by USB device and run based on information channel startup program.Implement the embodiment of the present invention, can quickly communicate therewith the driving of the node device of letter to host equipment write-in based on USB device, can satisfy the communication of node device and host equipment based on USB device, keep requirement performance of the entire USB device to hardware lower.
Description
Technical field
The present invention relates to technical field more particularly to a kind of methods and apparatus of node device driving initialization.
Background technique
Active computer is when being connected with USB device, it is necessary first to carry out initialization procedure to USB device, just can be carried out
Communication, and the driving file of this USB device needs separately installed file to realize driving initialization in computer, completes to set
It after standby driving initialization, could be communicated with this band USB device, complete related computer program instruction.
Human interface device (Human Interface Device, HID) classification is the USB class that Windows is supported earliest
Not.It will be seen that HID device is equipment that computer is directly interacted with people, such as keyboard, mouse and joystick etc. by its title.
When on these hardware compatibilities to computer, generally requires and carry out device drives initialization, after device drives initialization, Ke Yitong
It crosses main equipment and connects a HID device or multiple HID devices.
The use on main equipment is completed for the equipment much with USB joint, is generally in advance mounted on driving file
It on computer, is then connected on computer by USB interface again, including printer, display screen etc. equipment, initialization procedure are all
It fulfils ahead of schedule.
But presently, there are following situations, based on individual USB device as signal converting equipment, it can be achieved that between distinct device
Transfer message to host on when, host equipment do not complete driving initialization procedure when, be can not based on USB device come
Completion and the information exchange of host equipment, for example a printer has been accessed suddenly, and printer driver does not have, and needs scene
Go for driving file corresponding to drive disk corresponding to printer or online downloading printer, when so operating cost is taken
Power causes the waiting time too long.
Although proposing a kind of solution of USB device driver in No. 200610113011.6 patents, HID is passed
Transmission of data block size and speed are restricted, can not accomplish faster transmission speed, in the presence of this HID device, it is necessary to relate to
And arrive HID standard device+network interface card, it is necessary to have an embedded chip as transfer, and more demanding to embedded chip.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, and the present invention provides a kind of drivings of node device to initialize
Method and apparatus, main equipment is connected by USB device, then the driving file of node device is powered on and initialized, can quickly solve
Certainly the installation of driving file is inconvenient in the prior art, the slow and at high cost problem of speed.
To solve the above-mentioned problems, the invention proposes a kind of methods of node device driving initialization, including such as lower section
Method:
After identifying that USB device is based on USB interface insertion main equipment, what main equipment was communicated by USB device and with USB device
Node device enumerates；
Based on driving installation file corresponding to the node device on USB interface parsing USB device；
Driving installation file based on the node device is completed the driving to the node device and is installed, and passes through USB
Equipment sets up the information channel between main equipment and node device；
Main equipment and node device are run based on information channel startup program.
The main equipment enumerates USB device and the node device communicated with USB device further include:
Whether identification is completed driving initialization procedure with the node device that USB device communicates on the master, if sentencing
Driving initialization procedure is completed in the node device that breaks on the master, then based on the established main equipment of USB device and section
Information channel between point device carries out information exchange；If judging, the node device does not complete driving on the master and initialized
Journey, then based on driving installation file corresponding to the node device on USB interface parsing USB device.
It is described based on USB interface parsing USB device on node device corresponding to driving installation file include:
Identify whether the user right in main equipment is administrator, if the user right in identification main equipment is administrator
When, based on driving installation file corresponding to the node device on USB interface parsing USB device.
The driving installation file based on the node device completes the driving installation to the node device
Whether real-time monitoring driving installation is installed, if monitoring driving installation does not complete, prompts corresponding mistake, lays equal stress on
Newly start driving installation；If detection driving is installed, the information channel between main equipment and node device is set up automatically.
The startup program operation are as follows: pass screen program or sound card program or sound program or touch input journey
Sequence or video card program, HID program or printer program.
Correspondingly, including the following steps: the invention also provides a kind of method of node device driving initialization
After identifying USB device insertion main equipment, node device that USB device parameter and USB device are communicated
Node device parameter is sent to main equipment, the USB device parameter and node device parameter and completes USB device and section for main equipment
The enumeration process of point device；
After main equipment completes enumeration process, driving installation file corresponding to node device is sent to main equipment；
Main equipment, driving corresponding to the node device is written into driving installation file corresponding to the node device
Installation file is completed the driving to the node device for main equipment and is installed；
The information channel between main equipment and node device is established, the information channel for main equipment and node device for opening
Traverse sort run.
It is described main equipment complete enumeration process after further include:
Whether identification is completed driving initialization procedure with the node device that USB device communicates on the master, if sentencing
Driving initialization procedure is completed in the node device that breaks on the master, then based on the established main equipment of USB device and section
Information channel between point device carries out information exchange；If judging, the node device does not complete driving on the master and initialized
Driving installation file corresponding to node device is then sent to main equipment by journey.
It is described to include: by the write-in main equipment of driving installation file corresponding to the node device
Identify whether the user right in main equipment is administrator, if the user right in identification main equipment is administrator
When, then main equipment is written into driving installation file corresponding to the node device.
Correspondingly, the invention also provides a kind of USB devices, which is characterized in that the USB device is set for connecting node
It is standby, and communicated with the node device, there is USB interface, the USB interface with main equipment for communicating on the USB device；
Including processor, input equipment, output equipment and memory, the processor, input equipment, output equipment and deposit
Reservoir is connected with each other, wherein for storing application code, the processor is configured for described in calling the memory
Program code executes such as the described in any item methods of claim 6-8.
Correspondingly, the computer equipment includes USB interface, described the invention also provides a kind of computer equipment
USB interface with USB device for communicating；
The computer equipment is stored with computer program, and the computer program includes program instruction, and described program refers to
Order makes the processor execute as the method according to claim 1 to 6 when being executed by a processor.
In embodiments of the present invention, it can quickly be set to the node that host equipment write-in communicates therewith letter based on USB device
Standby driving can satisfy the communication of node device and host equipment based on USB device, entire USB device to hardware
Ask performance lower.The driving installation file of the available or integrated node device communicated on USB device ontology, will
It drives installation file with the storage of virtual drive document form, and USB device and node device is enumerated in host equipment completion
Afterwards, driving installation file corresponding to node device can be parsed, it can with virtual drive display interface, thus completion pair
The driver of node device is installed, and has ensured the Fast Installation of entire write-in, also for existing HID device reduce hardware at
This.Customized installation file may be implemented in the usb device in this mode, and USB can substantially become a driving library, protects
Various device drives are held, are meeting node device communication, and when access host equipment, corresponding node can be set
Standby driving write-in host equipment completes initialization installation driver, facilitates the communication between subsequent main equipment and node device.
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 attached drawings are obtained according to these attached drawings.
Fig. 1 is the method flow diagram of the node device driving initialization in the embodiment of the present invention；
Fig. 2 is the system structure diagram of the device drives initialization in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the USB device in the embodiment of the present invention；
Fig. 4 is the system structure diagram of the multinode device drives initialization in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The method of node device driving initialization according to the present invention is inserted by identification USB device based on USB interface
After entering main equipment, main equipment enumerates USB device and the node device communicated with USB device；It is parsed based on USB interface
Driving installation file corresponding to node device on USB device；Driving installation file completion pair based on the node device
The driving of the node device is installed, and sets up the information channel between main equipment and node device, main equipment by USB device
It is run with node device based on information channel startup program.
The method of node device driving initialization according to the present invention, after identifying USB device insertion main equipment,
The node device parameter for the node device that USB device parameter and USB device communicate is sent to main equipment, the USB device
Parameter and node device parameter complete the enumeration process of USB device and node device for main equipment；It was enumerated in main equipment completion
After journey, driving installation file corresponding to node device is sent to main equipment；By driving corresponding to the node device
Main equipment is written in installation file, and driving installation file corresponding to the node device is completed for main equipment to the node device
Driving installation；Establish the information channel between main equipment and node device；The information channel is used for for main equipment and node device
Startup program operation.
Correspondingly, Fig. 1 shows the method flow diagram of the driving initialization of node device involved in the embodiment of the present invention,
It is characterized by comprising the following steps:
S101, USB device is inserted into main equipment based on USB interface；
In specific implementation process, the communication with node device is may be implemented in USB device, which can be HID and set
It is standby etc., it is also possible to printer, display, wireless screen transmission equipment etc. equipment, these equipment require to be related in main equipment
Upper progress, these node devices may be implemented to communicate with individual USB device, i.e., have independent communication module on USB device
Realize the communication with node device, and communication module can be and be realized using wireless communication technique, and wire communication can also be used
Technology is realized, for example 3G, 4G, 5G, WIFI, bluetooth, cable, USB line etc. are realized.
It is many nodes that one USB device, which can allow system identification, for example is similar to a wireless key mouse suit, practical
A USB device has only been inserted on upper computer, when multiple node devices are communicated with USB device, for main equipment, can have been simulated
A keyboard and a mouse out.
Therefore in the actual process, the communication between multiple node devices and main equipment may be implemented in USB device, the main equipment
It can be host computer, host computer, tablet computer, other terminals etc..Multiple node devices, can be it is multiple in HID,
It can be printer, display, wireless screen transmission equipment etc. equipment.
S102, main equipment identification USB device are inserted into main equipment；
After USB device is inserted on main equipment, it can identify whether there is equipment to insert on main equipment based on existing USB technology
Enter, and whether identification USB device can be used, in the case where situation can be used in USB device, so that it may parse the content on USB device.
S103, USB device carry out equipment initialization, and USB device parameter and node device parameter are sent to main equipment；
The starting of USB device built-in system, and initialized, in USB initialization procedure, it can know phase on USB device
The node device of communication.If USB device has multiple node devices to communicate, USB device can also will be corresponding to multiple node devices
Device parameter obtain.
After realizing the communication with main equipment, what USB device can be communicated by USB device parameter and with USB device
The node device parameter of node device is sent to main equipment simultaneously.
S104, main equipment enumerate USB device and node device simultaneously；
After main equipment enumerates USB device and node device, if node device is installed driving file on the master
Installation, i.e. USB device establishes the information channel between main equipment and node device between main equipment and node device, the information
Channel can meet the information exchange of main equipment and node device, it can directly progress S108 step.
If node device is on the master without the installation of completion driving file, USB device can not initialize node and set
It is standby, that is, it can not achieve and interactively communicated with node device, can be entered on S106.
S105, judge whether node device is based on USB device and completes file initialization procedure of overdriving, if completing driving text
Part initialization procedure then enters S106, otherwise enters S109；
The step can identify whether node device completes driving initialization on the master, if not completing to drive
Dynamic initialization then enters S106, enters S109 if completing driving initialization, which has ensured node device and main equipment
Between normal communication process.
In specific implementation process, can also identify whether the user right in main equipment is administrator, if identification main equipment
In user right be administrator when, based on USB interface parsing USB device on node device corresponding to driving installation text
Part.
S106, main equipment are based on driving installation file corresponding to the node device on USB interface parsing USB device；
It is embodied in implementation process, which can be a number in virtual drive or virtual file
The data file stored according to file or the driving installation file by physical storage medium on USB device.Main equipment is based on
USB interface parsing, can be and first parse virtual drive, and the peace of driving corresponding to node device is then parsed on virtual drive
File is filled, is also possible to directly parse driving installation file based on USB interface.
In specific implementation process, after main equipment identifies that USB device is based on USB interface insertion main equipment, main equipment sets USB
Node device that is standby and communicating with USB device enumerates；The virtual drive text being then based on USB interface parsing USB device
Part, the virtual drive file include driving installation file corresponding to node device；Text is installed in driving based on node device
Driving initialization node device may be implemented in part.
In specific implementation process, USB device is after identifying USB device insertion main equipment, by USB device parameter and USB
The node device parameter for the node device that equipment communicates is sent to main equipment, and the USB device parameter and node device parameter are just
The enumeration process of USB device and the node device communicated with USB device can be completed for equipment；USB device is by virtual drive
File is sent to main equipment, and virtual drive file carries out virtual drive for main equipment and shows, the section is preset on virtual drive
Driving installation file corresponding to point device；Main equipment, node device is written into driving installation file corresponding to node device
The driving that corresponding driving installation file can be completed for main equipment to the node device initializes.
In specific implementation process, main equipment can also directly be resolved to the driving installation file being stored on USB device, i.e.,
Driving installation file in storage medium, these driving installation files deposit storage medium in the usb device with data packet form
In, it is parsed for main equipment, and can realize the driving installation process of corresponding node device.
S107, main equipment complete the driving installation of node device, driving initialization node device based on driving installation file；
Main equipment is based on after driving installation file driving initialization node device, and main equipment and node device can be based on
USB device completes information interactive process.
Setting is equivalent in specific implementation process, on USB device, and there are two softwares, i.e. virtual drive software and node device
Corresponding driving installation file, and virtual drive software can allow main equipment to parse the installation of driving corresponding to node device
File, to complete the driving initialization procedure to node device.
In specific implementation process, it can drive whether installation is installed with real-time monitoring, if monitoring driving installation is not complete
At, then prompt corresponding mistake, and restart driving installation；If detection driving be installed, set up automatically main equipment with
Information channel between node device.
S108, information channel between main equipment and node device is set up by USB device；
After driving is installed, USB device can be used as an intermediate equipment and complete between main equipment and node device
Information interactive process, main equipment and node device can complete various information exchanges based on USB device.
S109, main equipment and node device are run based on information channel startup program；
S1/10, main equipment are based on USB device and node device completes information exchange.
It should be noted that in step s105, on the master whether the node device that identification is communicated with USB device
Driving initialization procedure is completed, driving initialization procedure is completed in the node device on the master if judging, can be with
Information exchange is carried out based on the information channel between the established main equipment of USB device and node device；If judging, the node is set
Standby not complete driving initialization procedure on the master, then the node device institute for needing to parse based on USB interface on USB device is right
The driving installation file answered enters S106.In specific implementation process, the information in information interactive process can be following data: screen
Curtain data, sound card data, voice data, touch input data, video card data, HID data etc..
And startup program operation are as follows: pass screen program or sound card program or sound program or touch input journey
Sequence or video card program, HID program or printer program.
Such as node device be printer when, USB device be inserted into main equipment after, and complete it is initial to the driving of printer
After change, the information exchange with main equipment is can be realized in printer apparatus；It is that display screen or node device are used in node device
When transmitting screen data, transmission screen data can be completed based on USB device, the transmission of this scheme is faster；In USB device
When can communicate simultaneously with mouse, the keyboard in HID device, mouse, keyboard can be completed on the master based on USB device
Driving initialization, and can ensure mouse, keyboard while realize the information interactive process with main equipment based on USB device.
The USB device can virtual multiple node devices and main equipment interactively communicate, i.e., how many node device and
When USB device communicates, it can be enumerated by main equipment, and it is initial to complete the driving of multiple node devices on the master
Change, multiple node devices can realize the information interactive process of main equipment based on USB device.
Correspondingly, Fig. 2 shows the system structure diagrams of the device drives initialization in the embodiment of the present invention, comprising:
Main equipment, USB device and node device, in which:
Main equipment, the main equipment are a computer equipment, have USB interface, which is used for logical with USB device
Believe, in specific implementation process, be stored with computer program, which includes program instruction, which, which works as, is located
Reason device makes the processor execute following method when executing: after identification USB device is based on USB interface insertion main equipment, master is set
It is standby to enumerate USB device and the node device communicated with USB device；It is set based on the node on USB interface parsing USB device
Standby corresponding driving installation file；Driving installation file based on the node device is completed the driving to node device and is pacified
Dress, i.e., driving initializes the node device, and sets up the information channel between main equipment and node device by USB device,
Main equipment and node device are run based on information channel startup program.
And main equipment by USB device and the node device communicated with USB device enumerate after realize: identification with
Whether the node device that USB device communicates is completed driving initialization procedure on the master, if judging the node device
Driving initialization procedure is completed on the master, then based on the information between the established main equipment of USB device and node device
Channel carries out information exchange；If judging, the node device does not complete driving initialization procedure on the master, is connect based on USB
Driving installation file corresponding to node device on mouth parsing USB device.
And also realized later after setting up the information channel between main equipment and node device by USB device: base
Information exchange is completed in the USB device and the node device.
USB device, USB device is used for connecting node equipment, and communicates with node device, connects on the USB device with USB
Mouthful, the USB interface with main equipment for communicating；It is the processor, defeated including processor, input equipment, output equipment and memory
Enter equipment, output equipment and memory to be connected with each other, wherein the memory is for storing application code, the processor quilt
It is configured to caller code, executes the following method: after identifying USB device insertion main equipment, by USB device parameter
The node device parameter of the node device communicated with USB device is sent to main equipment, the USB device parameter and node device ginseng
Number completes the enumeration process of USB device and node device for main equipment；After main equipment completes enumeration process, by node device
Corresponding driving installation file is sent to main equipment；Main equipment is written into driving installation file corresponding to node device, it should
Driving installation file corresponding to node device is completed the driving to the node device for main equipment and is installed；Establish main equipment with
Information channel between node device, main equipment and node device are run based on information channel startup program.
And complete to realize after enumeration process in main equipment: the node device that identification is communicated with USB device whether
Driving initialization procedure is completed on main equipment, driving is completed on the master and initialized for the node device if judging
Journey then carries out information exchange based on the information channel between the established main equipment of USB device and node device；If judging the section
Point device does not complete driving initialization procedure on the master, then driving installation file corresponding to node device is sent to master
Equipment.
And also realize after establishing the information channel between main equipment and node device: being completed based on the USB device
The information interactive process of main equipment and node device.
Node device realizes the communication with USB device first, is not carrying out driving initialization by main equipment, being can not
Information interactive process is completed based on USB device, after carrying out driving initialization by main equipment, it is complete USB device could to be based on
At information interactive process.
It should be noted that the communication with node device may be implemented in USB device, which can be HID device
Deng being also possible to printer, display etc. equipment, these equipment require to be related to carry out on the master, these nodes
Equipment may be implemented to communicate with individual USB device, i.e., realizes and node device on USB device with independent communication module
Communication, and communication module can be and be realized using wireless communication technique, can also be realized using limited communications technologies, such as 3G,
4G, 5G, WIFI, bluetooth, cable, USB line etc. are realized.
It is many nodes that one USB device, which can allow system identification, for example is similar to a wireless key mouse suit, practical
A USB device has only been inserted on upper computer, when multiple node devices are communicated with USB device, for main equipment, can have been simulated
A keyboard and a mouse out.
Therefore in the actual process, the communication between multiple node devices and main equipment may be implemented in USB device, the main equipment
It can be host computer, host computer, tablet computer, other terminals etc..Multiple node devices, can be it is multiple in HID,
It can be printer, display etc. equipment.
It should be noted that the information in information above interactive process are as follows: screen data or sound card data or sound
Sound data or touch input data or video card data, HID data or printer data, according to node device
Purposes or function are completed.
Correspondingly, Fig. 3 shows the structural schematic diagram of the USB device in present invention implementation, comprising: USB interface, processing
Device, memory and communication module, in which: USB interface may be implemented to be inserted on main equipment, and processor run program file is deposited
Reservoir is stored with corresponding operation procedural document, such as the driving installation file of virtual drive file and each node device, leads to
Letter module can communicate with node device, realization process can in detail refering to fig. 1 with content involved in Fig. 2, here no longer
It repeats.
Correspondingly, Fig. 4 shows the system structure diagram of the initialization of the multinode device drives in the embodiment of the present invention,
Include: main equipment, USB device and the multiple node devices communicated with USB device, i.e. node device 1, node are set
Standby 2 to node device n, n here is more than or equal to 2.Based on a USB device can gather multiple node devices and main equipment into
Row communication, and USB can store or get driving installation file corresponding to node device, to ensure in node device
Before main equipment information exchange, realizes and the driving file of node device is installed, i.e., device drives are realized to each node device
Initialization procedure, thus based on USB device can with main equipment realize communicate, specific implementation process can in detail refering to fig. 1 with
Content involved in Fig. 2, which is not described herein again.
It should be noted that method involved in the embodiment of the present invention, can enumerate CD-ROM drive or storage equipment first
Afterwards, the driving of another node is store in storage equipment or CD-ROM drive, user double-clicks application program (it is required that administrator right), will
Automatic installation driving, and whether real-time monitoring driving is installed, if installation does not complete, corresponding mistake is prompted, with again
Start.If successfully installation driving, automatic running the latter program carries out subsequent operation.The program X finally run is (common
User right), it is not necessarily that program of automatic running after installing driving just now, it is also possible to which the program starts next
Program.
Specifically, realizing that the method for passing screen equipment initialization specifically comprises the following steps: based on USB device
USB device is based on USB interface and is inserted into main equipment, USB device one end is connected to wireless screen transmission equipment；
Main equipment identifies that USB device is inserted into main equipment；
USB device carries out equipment initialization, and USB device parameter and wireless screen transmission device parameter are sent to main equipment；
Main equipment can enumerate USB device and wireless screen transmission equipment simultaneously；
Judge whether wireless screen transmission equipment is based on USB device and completes file initialization procedure of overdriving, if completing driving text
Part initialization procedure, then automatic running wireless screen transmission program；If not completing driving file initialization procedure, enter driving text
Part intiating radio passes screen equipment process；
It is passed in screen equipment in driving intiating radio, whether the user right in identification main equipment is administrator first, if
When user right in identification main equipment is administrator, main equipment is based on the wireless screen transmission equipment on USB interface parsing USB device
Corresponding driving installation file；
Main equipment completes the driving installation of wireless screen transmission equipment based on driving installation file, and driving initializes the wireless screen transmission
Whether equipment, in the process, the driving installation of the real-time monitoring wireless screen transmission equipment are installed, if monitoring driving installation is not
It completes, then prompts corresponding mistake, and restart driving installation；If detection driving is installed, main equipment is set up automatically
With the information channel of wireless screen transmission equipment room；
Main equipment and wireless screen transmission equipment can start the operation of wireless screen transmission program based on the information channel, in main equipment
It is realized with wireless screen transmission equipment room during passing screen, biography screen can be realized based on user right, for example initialized in driving
Cheng Zhong can be set corresponding pass and shield permission, passed based on the biography screen permission and shield corresponding content, such as when administrator mode, can
Screen is passed with operation, biography screen can not also be run；When identifying main equipment is user EXEC, biography screen mould can be started automatically
Screen data on main equipment is based on completing corresponding program in wireless screen transmission equipment by formula.
To sum up, the driving that can quickly communicate therewith the node device of letter to host equipment write-in based on USB device, can be with
Meet the communication of node device and host equipment based on USB device, keeps requirement performance of the entire USB device to hardware lower.It is main
Equipment can on USB device ontology the available or integrated node device communicated driving installation file, will drive
Dynamic installation file is with the storage of virtual drive document form, and after host equipment is completed to the enumerating of USB device and node device,
Driving installation file corresponding to node device can be parsed, it can with virtual drive display interface, to complete to section
The driver of point device is installed, and has ensured the Fast Installation of entire write-in, also for existing HID device reduce hardware at
This.Customized installation file may be implemented in the usb device in this mode, and USB can substantially become a driving library, protects
Various device drives are held, are meeting node device communication, and when access host equipment, corresponding node can be set
Standby driving write-in host equipment completes initialization installation driver, facilitates the communication between subsequent main equipment and node device.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random
Access Memory), disk or CD etc..
In addition, the method and apparatus for being provided for the embodiments of the invention device drives initialization above has carried out detailed Jie
It continues, used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only
It is to be used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this hair
Bright thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is limitation of the present invention.
Claims (10)
1. a kind of method of node device driving initialization, which is characterized in that including following method:
After identifying that USB device is based on USB interface insertion main equipment, main equipment is by USB device and the node communicated with USB device
Device enumeration goes out；
Based on driving installation file corresponding to the node device on USB interface parsing USB device；
Driving installation file based on the node device is completed the driving to the node device and is installed, and passes through USB device
Set up the information channel between main equipment and node device；
Main equipment and node device are run based on information channel startup program.
2. the method for node device driving initialization as described in claim 1, which is characterized in that the main equipment sets USB
Node device that is standby and communicating with USB device enumerates further include:
Whether identification is completed driving initialization procedure with the node device that USB device communicates on the master, if judging institute
It states node device and driving initialization procedure is completed on the master, then set based on the established main equipment of USB device with node
Information channel between standby carries out information exchange；If judging, the node device does not complete driving initialization procedure on the master,
Then based on driving installation file corresponding to the node device on USB interface parsing USB device.
3. the method for node device driving initialization as described in claim 1, which is characterized in that described to be based on USB interface solution
Analysing driving installation file corresponding to the node device on USB device includes:
Identify whether the user right in main equipment is administrator, if the user right in identification main equipment is administrator, base
The driving installation file corresponding to the node device on USB interface parsing USB device.
4. the method for node device driving initialization as described in claim 1, which is characterized in that described to be set based on the node
Standby driving installation file completes the driving installation to the node device
Whether real-time monitoring driving installation is installed, if monitoring driving installation does not complete, prompts corresponding mistake, and open again
Begin to drive installation；If detection driving is installed, the information channel between main equipment and node device is set up automatically.
5. such as the method for the described in any item node device driving initialization of Claims 1-4, which is characterized in that
Startup program operation are as follows: pass screen program or sound card program or sound program or touch input program or
Person's video card program, HID program or printer program.
6. a kind of method of node device driving initialization, which comprises the steps of:
After identifying USB device insertion main equipment, the node for the node device that USB device parameter and USB device are communicated
Device parameter is sent to main equipment, the USB device parameter and node device parameter and sets for main equipment completion USB device and node
Standby enumeration process；
After main equipment completes enumeration process, driving installation file corresponding to node device is sent to main equipment；
Main equipment, the installation of driving corresponding to the node device is written into driving installation file corresponding to the node device
File is completed the driving to the node device for main equipment and is installed；
The information channel between main equipment and node device is established, the information channel is used to start journey for main equipment and node device
Sort run.
7. the method for node device driving initialization as claimed in claim 6, which is characterized in that described in main equipment completion piece
After act process further include:
Whether identification is completed driving initialization procedure with the node device that USB device communicates on the master, if judging institute
It states node device and driving initialization procedure is completed on the master, then set based on the established main equipment of USB device with node
Information channel between standby carries out information exchange；If judging, the node device does not complete driving initialization procedure on the master,
Driving installation file corresponding to node device is then sent to main equipment.
8. the method for node device driving initialization as claimed in claim 6, which is characterized in that described by the node device
Main equipment is written in corresponding driving installation file
Identify whether the user right in main equipment is administrator, if the user right in identification main equipment is administrator,
Main equipment is written into driving installation file corresponding to the node device.
9. a kind of USB device, which is characterized in that the USB device is used for connecting node equipment, and logical with the node device
Believe there is USB interface, the USB interface with main equipment for communicating on the USB device；
Including processor, input equipment, output equipment and memory, the processor, input equipment, output equipment and memory
It is connected with each other, wherein the memory is configured for calling described program for storing application code, the processor
Code executes such as the described in any item methods of claim 6-8.
10. a kind of computer equipment, which is characterized in that the computer equipment includes USB interface, and the USB interface is used for
It is communicated with USB device；
The computer equipment is stored with computer program, and the computer program includes program instruction, and described program instruction is worked as
The processor is set to execute as the method according to claim 1 to 6 when being executed by processor.
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