CN101694641A - Method and system for initializing universal serial bus (USB) devices - Google Patents
Method and system for initializing universal serial bus (USB) devices Download PDFInfo
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- CN101694641A CN101694641A CN200910093772A CN200910093772A CN101694641A CN 101694641 A CN101694641 A CN 101694641A CN 200910093772 A CN200910093772 A CN 200910093772A CN 200910093772 A CN200910093772 A CN 200910093772A CN 101694641 A CN101694641 A CN 101694641A
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Abstract
The invention discloses a method for initializing universal serial bus (USB) devices. The method comprises the following steps: connecting a USB concentrator connected with USB devices to be initialized to an initializing device; starting an initializing program in the initializing device; monitoring whether the USB devices are inserted or not by the initializing program, if so, respectively establishing threads for the USB devices and initializing the USB devices corresponding to the threads, and if not, continuing to monitoring; detecting whether all the USB devices on the USB concentrator finish initialization or not, and if so, informing a user that the initializing processes of the USB devices are finished and turning off the connection of the USB concentrator and the initializing device. The invention also discloses a system for initializing the USB devices. By applying the invention, the initializing device can parallel initialize the USB devices, effectively improve the initializing speed and the working efficiency and reduce the initializing time of the USB devices.
Description
Technical field
The present invention relates to USB (universal serial bus) (USB, Universal Serial Band) device initialize technology, particularly a kind of method and system of initialization USB device.
Background technology
USB interface is a most common standard interface on the present computing machine.The external unit of computing machine communicates by USB interface and computing machine as USB keyboard, USB mouse, digital camera, portable hard drive, usb key (USB Key) card etc.Wherein, the major function of said external equipment (being designated hereinafter simply as USB device) provides by its intelligent card chip that comprises or intelligent card chip module, with information safety devices USB Key is example, to support public key architecture (PKI, Public KeyInfrastructure) smart card and smart card reader combine, in order to improve the security performance that USB Key uses.
USB device is before coming into operation, promptly when dispatching from the factory, its manufacturer need carry out initialization to the intelligent card chip that comprises in the USB device so that each user can use, existing each equipment vendors are when the initialization USB device, at first, normally move the initialize routine of oneself developing on the computing machine at initialization apparatus; Then USB device is inserted computing machine by the USB interface on the computing machine by the staff, initialize routine has monitored USB device and has inserted, start initialization procedure, after the USB device initialization is finished, eject a dialog box on computer display, remind this USB device to finish initialization, the staff is according to the dialog box that ejects on the computer screen then, extract this USB device, insert new USB device again and carry out initialization.
By as seen above-mentioned, the method of existing initialization USB device, the staff is by being presented at the dialog box on the computer screen, know that USB device finished initialization, like this, when computing machine has a plurality of USB interface and inserts USB device respectively and carry out initialization, the staff can't distinguish the dialog box that is presented on the computer screen which has finished initialized USB device corresponding to, after having only all USB device of wait all to finish initialization, just pull up USB device and insert new USB device, and when computing machine only has single USB interface, need the staff one by one USB device to be carried out initialization, operate comparatively loaded down with trivial details, after the intact USB device of initialization, just can carry out the initialization procedure of next USB device, when the initialized USB device quantity of needs more for a long time, it is long that said method is finished initialization time of this batch USB device, make initialization speed and inefficiency.
Summary of the invention
In view of this, fundamental purpose of the present invention is to propose a kind of method of initialization USB device, improve USB device initialization speed, reduce USB device in batches initialization time, increase work efficiency.
Another object of the present invention is to propose a kind of system of initialization USB device, improve USB device initialization speed, reduce USB device in batches initialization time, increase work efficiency.
For achieving the above object, the invention provides a kind of method of initialization USB device, start the initialize routine in the apparatus for initializing, this method comprises:
Whether initialize routine monitoring has USB device to insert, if having, and for the USB device that monitors is created the USB device of thread and initialization thread correspondence, otherwise, proceed monitoring;
Detect described USB device and whether finished initialization, if, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
Described create the step of thread for the USB device that monitors before, further comprise:
Whether there have been default document or catalogue after the initialization in the USB device that initialize routine judge to be inserted, if not, carried out described step for the USB device establishment thread that monitors; If then send the notification message that the USB device initialize process is finished.
The described step of creating thread for the USB device that monitors comprises:
Whether the available resources of test initialization device satisfy predefined initialization requirement, if satisfy, for the described USB device that monitors is created thread; If do not satisfy, to the USB device that monitors processings of ranking, and when the available resources that detect apparatus for initializing satisfy described initialization and require, be the USB device establishment thread of queuing according to predefined strategy.
The described USB device initialize process of the described user of notice has been finished and has been comprised: on the apparatus for initializing display screen, be provided with ejection in order to show the completed dialog box of described USB device initialize process or, on usb hub or USB device light emitting diode is set, the luminance of control light emitting diode is finished to show described USB device initialize process.
Described on the apparatus for initializing display screen, be provided with ejection in order to show that the completed dialog box of described USB device initialize process comprises: set in advance computing machine USB interface sign and notify the user, when detecting described USB device and finished initialization, eject in order to show in the completed dialog box of described USB device initialize process, comprise described computing machine USB interface sign.
Described initialize routine is by sending cyclic query message or registering the Windows equipment message and monitor whether the USB device insertion is arranged.
Treat that initialized described a plurality of USB device are connected on the usb hub in advance, are connected to apparatus for initializing with usb hub again.
Describedly close described USB device and comprise with being connected of apparatus for initializing: close described USB device on apparatus for initializing the equipment handle and discharge the resource that initialization takies.
Close by software mode, or close being connected of described USB device and apparatus for initializing by the mode of the electronic switch between the corresponding USB device of software operation and the apparatus for initializing.
Described apparatus for initializing comprises the specialized equipment of personal computer, industrial computer, personal digital assistant or operation embedded OS.
A kind of system of initializing universal serial bus (USB) USB device comprises apparatus for initializing, and this system comprises: run on initialize routine and USB device in the apparatus for initializing, wherein,
USB device links to each other with apparatus for initializing by USB interface;
Run on the initialize routine in the apparatus for initializing, when having monitored the USB device insertion, for the USB device that monitors is created thread and is carried out initialization, after the initialize process of described USB device is finished, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
This system further comprises: usb hub,
Usb hub, the USB interface by a side links to each other with described USB device, and the USB interface by opposite side links to each other with described apparatus for initializing;
Run on the initialize routine in the apparatus for initializing, when having monitored the usb hub insertion, the USB device that monitoring links to each other with described usb hub, for the USB device that monitors is created thread respectively and is carried out initialization, after the initialize process of the USB device that links to each other with described usb hub is finished, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
As seen from the above technical solutions, the method and system of a kind of initialization USB device provided by the invention, start the initialize routine in the apparatus for initializing, whether the initialize routine monitoring has USB device to insert, if have, for the USB device that monitors is created the USB device of thread and initialization thread correspondence, otherwise, proceed monitoring; Detect described USB device and whether finished initialization, if, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.Owing to identified the described USB device of finishing initialize process in the notice, the user can extract the USB device of correspondence according to this sign, insert new USB device, after not needing to wait for that all USB device are all finished initialization, just pull up USB device, thereby the initialization time of effectively having improved initialization speed and work efficiency, having reduced the batch USB device.
Description of drawings
Fig. 1 is the system architecture synoptic diagram of initialization USB device of the present invention;
Fig. 2 is the method flow synoptic diagram of initialization USB device of the present invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
The method of initialization USB device provided by the invention, monitoring USB device by initialize routine inserts, for each USB device that monitors is created initialization thread and it is carried out initialization, when detecting USB device and finished initialization, send the notification message that this USB device initialize process of sign is finished.
Fig. 1 is the system architecture synoptic diagram of initialization USB device of the present invention, and referring to Fig. 1, this system comprises: run on initialize routine and USB device in the apparatus for initializing, wherein,
USB device links to each other with apparatus for initializing by USB interface;
Run on the initialize routine in the apparatus for initializing, when having monitored the USB device insertion, for the USB device that monitors is created thread and is carried out initialization, after the initialize process of described USB device is finished, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
In the present embodiment, because identified the described USB device of finishing initialize process in the notice, the user can extract the USB device of correspondence according to this sign, inserts new USB device, after not needing to wait for that all USB device are all finished initialization, just pull up USB device.
In the practical application, this system can further include usb hub,
Usb hub, the USB interface by a side links to each other with USB device, and the USB interface by opposite side links to each other with apparatus for initializing;
Run on the initialize routine in the apparatus for initializing, when having monitored the usb hub insertion, the USB device that monitoring links to each other with usb hub, for the USB device that monitors is created thread respectively and is carried out initialization, after the initialize process of all USB device that link to each other with this usb hub is finished, send initialize process and finish notification message.
In the present embodiment, the side that usb hub links to each other with USB device has a plurality of USB interface, and a side that links to each other with apparatus for initializing has a USB interface.
In the practical application,, then can link to each other with a plurality of usb hubs if be provided with a plurality of USB interface in the apparatus for initializing.
Apparatus for initializing can be the specialized equipment of personal computer (PC, Personal Computer), industrial computer, personal digital assistant (PDA, Personal Digital Assistant) or operation embedded OS.
Notify the completed mode of the described USB device initialize process of user can pass through on the display screen of apparatus for initializing, to eject a dialog box, comprise the USB device sign of having finished initialize process in the dialog box, remind this USB device of user to finish initialization, for example, by setting in advance computing machine USB interface sign and notifying the user, the mode of notice can be to stick identification (RFID) tag at corresponding computer USB interface place, initialization apparatus is when detecting described USB device and finished initialization, record inserts the computing machine USB interface sign of USB device, eject in order to inform in the completed dialog box of described USB device initialize process, comprise described computing machine USB interface sign; Or by on usb hub (or USB device), light emitting diode (LED being set, Light EmittingDiode), the luminance of control LED is bright, go out, or flicker, finish with the initialization that shows (demonstration) USB device: when initialize routine monitors USB device and create thread and carry out initialization, the LED that is provided with in the usb hub (or USB device) is bright, go out, or the state that sets in advance such as flicker, after initialization is finished, LED other state of phase region for initialization time the in the usb hub (or USB device) is set again, for example, led state is bright during initialization, led state after initialization is finished then can be set for going out or glimmering.How led state is set, can repeat them here referring to the correlation technique document.Need to prove,, when then this led state changes, show that all USB device that are connected with this usb hub have finished initialization in usb hub if LED is set.Correspondingly, for the usb hub that links to each other with apparatus for initializing, when all USB device of having only apparatus for initializing to detect to be connected with usb hub have been finished initialization, just eject the dialog box of carrying sign.
Initialize routine is monitored inserting usb hub and USB device, be prior art, for example, initialize routine can also can be the insertion of monitoring usb hub or USB device by the mode of registration Windows equipment message by the mode of cyclic query message.In the present embodiment, realize by registration Windows equipment message (Register Device Notification function).Specifically can not repeat them here referring to the correlation technique document.
As seen from the above-described embodiment, by initialize routine is that USB device is created thread and it is carried out initialization, detect described USB device and whether finished initialization, if, send the notification message that the described USB device initialize process of sign is finished, close being connected of described USB device and apparatus for initializing.Because notification message has identified the described USB device of finishing initialize process, the user can extract the USB device of correspondence according to this sign, insert new USB device, after not needing to wait for that all USB device are all finished initialization, just pull up USB device, thereby the initialization time of effectively having improved initialization speed and work efficiency, having reduced the batch USB device.Further, by the UCB hub link to each other with apparatus for initializing is set, apparatus for initializing can the parallel initialization USB device, the initialization time of further having reduced USB device; And, can carry out the initialized while in the USB device on the current usb hub, other is treated that initialized USB device is connected to another usb hub in order to after the USB device initialization on the current usb hub is finished, in time this another usb hub is connected to apparatus for initializing, thereby increases work efficiency; Simultaneously, the staff who carries out initialization operation does not need to pay close attention to apparatus for initializing and initialize routine, only needs to operate according to the state of prompting notice or equipment demonstration, and is simple to operate.
Below be example with the personal computer that Windows operating system is installed, the method for initialization USB device of the present invention is elaborated.
Fig. 2 is the method flow synoptic diagram of initialization USB device of the present invention, be initialized as example to be connected with usb hub,, connection remained the usb hub of initialization USB device be connected to personal computer referring to Fig. 2, start the initialize routine in the personal computer, this flow process comprises:
In this step, will treat that by USB interface initialized USB device is connected with usb hub, and this usb hub will be inserted personal computer, start the computer initialization program.
Initialize routine at first monitors usb hub and inserts, and monitors the USB device on the usb hub then.
Initialize routine can pass through to send cyclic query message, or monitors the insertion of usb hub or USB device by the mode that sends registration Windows equipment message.In the present embodiment, realize by registration Windows equipment message (Register Device Notification function).
Be provided with the situation of a plurality of USB interface for personal computer, initialize routine monitors a plurality of continuous usb hubs, monitors the USB device that links to each other with each usb hub again.
In this step, initialize routine is the USB device that each USB device on the usb hub that monitors is created a thread and this thread correspondence of initialization respectively.In the present embodiment, come the initialization USB device by application programming interfaces (API, the Application Program Interface) function that calls USB device, its idiographic flow can not repeat them here referring to the correlation technique document.
In the practical application, before creating thread for USB device, whether initialize routine can also carry out initialization to USB device is checked, avoid initialized USB device is carried out the initialization flow process again, improving initialization efficient, to reduce initialized resource overhead, the method for inspection can be by judging some default document, the catalogue that whether has generated in the USB device after the initialization.Specifically, if being checked through, initialize routine had default document, the catalogue that sets in advance in a certain USB device, then definite this USB device has been carried out initialization, finish this flow process, perhaps, whether prompting needs this USB device is carried out initialization again, if desired, then creates thread for this USB device.
Certainly, initialize routine is not after definite USB device is also carried out initialization, can also the available resources of personal computer be detected, if when detecting the available resources deficiency of personal computer, according to predefined strategy to the USB device that the monitors processing of ranking, and when the available resources that detect personal computer satisfy predefined initialization and require, be that the USB device of queuing is created thread.
In initialize routine USB device is carried out in the initialized process, the init state sign can also be set, in order to represent the init state of the USB device on this usb hub, label manner can be to eject a dialog box on the personal computer display screen, inform initialized state of USB device (just finishing) or initialize process in initialization or initialization, or by in usb hub (or USB device), LED being set, in initialize routine is that USB device is when creating thread and carrying out initialization, the LED that is provided with in the usb hub (or USB device) is bright, go out, or the state that sets in advance such as flicker, after initialization is finished, LED other state of phase region for initialization time the in the usb hub (or USB device) is set again.
In this step, because initialize routine almost be all USB device establishment thread and initialization on the usb hub simultaneously, each USB device required initialization time is roughly the same, thereby, shortened the required time of initialization greatly.When the number of threads of finishing initialized USB device number and establishment of initialize routine on detecting usb hub is identical, send initialize process and finish notification message, send mode that initialize process finishes notification message as previously mentioned, do not repeat them here.
Close usb hub and comprise the physical connection of closing usb hub and personal computer being connected of personal computer and discharge the resource that initialization takies, can pass through software mode, for example, close the equipment handle of usb hub (USB device) on apparatus for initializing, or send (Reset) instruction realization of resetting to usb hub; Also can realize by the mode of the electronic switch between corresponding USB device of software operation and the personal computer.
In this step, the staff is according to the dialog box that ejects on the personal computer display screen, or the state that shows of LED is initialize process when finishing, and pulls up usb hub.
Step 204 is inserted other connection and is remained the usb hub of initialization USB device, returns execution in step 201.
In this step, can be in the initialized process of the USB device on the current usb hub, other is treated that initialized USB device is connected to next usb hub in advance, to receive after initialization finishes notice, can in time pull up current usb hub, insert next usb hub, thereby increase work efficiency.
In the practical application, the situation that directly links to each other for USB device with computing machine, after the initialize routine in starting apparatus for initializing, whether the initialize routine monitoring has USB device to insert, if have, for the USB device that monitors is created the USB device of thread and initialization thread correspondence, otherwise, proceed monitoring; Detect described USB device and whether finished initialization, if, send the notification message that the described USB device initialize process of sign is finished, close being connected of described USB device and apparatus for initializing.Wherein idiographic flow and Fig. 2 are similar, do not repeat them here.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of being done, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. the method for an initializing universal serial bus (USB) USB device is characterized in that, starts the initialize routine in the apparatus for initializing, and this method comprises:
Whether initialize routine monitoring has USB device to insert, if having, and for the USB device that monitors is created the USB device of thread and initialization thread correspondence, otherwise, proceed monitoring;
Detect described USB device and whether finished initialization, if, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
2. the method for claim 1 is characterized in that, described create the step of thread for the USB device that monitors before, further comprise:
Whether there have been default document or catalogue after the initialization in the USB device that initialize routine judge to be inserted, if not, carried out described step for the USB device establishment thread that monitors; If then send the notification message that the USB device initialize process is finished.
3. the method for claim 1 is characterized in that, the described step of creating thread for the USB device that monitors comprises:
Whether the available resources of test initialization device satisfy predefined initialization requirement, if satisfy, for the described USB device that monitors is created thread; If do not satisfy, to the USB device that monitors processings of ranking, and when the available resources that detect apparatus for initializing satisfy described initialization and require, be the USB device establishment thread of queuing according to predefined strategy.
4. the method for claim 1, it is characterized in that, the described USB device initialize process of the described user of notice has been finished and has been comprised: on the apparatus for initializing display screen, be provided with ejection in order to show the completed dialog box of described USB device initialize process or, on usb hub or USB device light emitting diode is set, the luminance of control light emitting diode is finished to show described USB device initialize process.
5. method as claimed in claim 4, it is characterized in that, described on the apparatus for initializing display screen, be provided with ejection in order to show that the completed dialog box of described USB device initialize process comprises: set in advance computing machine USB interface sign and notify the user, when detecting described USB device and finished initialization, eject in order to show in the completed dialog box of described USB device initialize process, comprise described computing machine USB interface sign.
6. as each described method of claim 1 to 5, it is characterized in that described initialize routine is by sending cyclic query message or registering the Windows equipment message and monitor whether the USB device insertion is arranged.
7. as the described method of claim 1 to 5, it is characterized in that, treat that initialized described a plurality of USB device are connected on the usb hub in advance, are connected to apparatus for initializing with usb hub again.
8. as each described method of claim 1 to 6, it is characterized in that, describedly close described USB device and comprise with being connected of apparatus for initializing: close described USB device on apparatus for initializing the equipment handle and discharge the resource that initialization takies.
9. as the described method of claim 1 to 6, it is characterized in that, close, or close being connected of described USB device and apparatus for initializing by the mode of the electronic switch between the corresponding USB device of software operation and the apparatus for initializing by software mode.
10. as each described method of claim 1 to 6, it is characterized in that described apparatus for initializing comprises the specialized equipment of personal computer, industrial computer, personal digital assistant or operation embedded OS.
11. the system of an initializing universal serial bus (USB) USB device comprises apparatus for initializing, it is characterized in that, this system comprises: run on initialize routine and USB device in the apparatus for initializing, wherein,
USB device links to each other with apparatus for initializing by USB interface;
Run on the initialize routine in the apparatus for initializing, when having monitored the USB device insertion, for the USB device that monitors is created thread and is carried out initialization, after the initialize process of described USB device is finished, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
12. system as claimed in claim 11 is characterized in that, this system further comprises: usb hub,
Usb hub, the USB interface by a side links to each other with described USB device, and the USB interface by opposite side links to each other with described apparatus for initializing;
Run on the initialize routine in the apparatus for initializing, when having monitored the usb hub insertion, the USB device that monitoring links to each other with described usb hub, for the USB device that monitors is created thread respectively and is carried out initialization, after the initialize process of the USB device that links to each other with described usb hub is finished, notify the described USB device initialize process of user to finish, close being connected of described USB device and apparatus for initializing.
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| CN200910093772A CN101694641A (en) | 2009-09-28 | 2009-09-28 | Method and system for initializing universal serial bus (USB) devices |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853142A (en) * | 2010-05-05 | 2010-10-06 | 四川九洲电器集团有限责任公司 | Identification method of USB device with virtual drive |
| CN102455981A (en) * | 2010-10-19 | 2012-05-16 | 康佳集团股份有限公司 | Hot-plug implementation method of universal serial bus (USB) equipment based on Qt/embedded (QTE) environment |
| CN103365712A (en) * | 2013-08-06 | 2013-10-23 | 飞天诚信科技股份有限公司 | Thread-controllable device and operating method thereof |
-
2009
- 2009-09-28 CN CN200910093772A patent/CN101694641A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853142A (en) * | 2010-05-05 | 2010-10-06 | 四川九洲电器集团有限责任公司 | Identification method of USB device with virtual drive |
| CN101853142B (en) * | 2010-05-05 | 2014-06-04 | 四川九洲电器集团有限责任公司 | Identification method of USB device with virtual drive |
| CN102455981A (en) * | 2010-10-19 | 2012-05-16 | 康佳集团股份有限公司 | Hot-plug implementation method of universal serial bus (USB) equipment based on Qt/embedded (QTE) environment |
| CN103365712A (en) * | 2013-08-06 | 2013-10-23 | 飞天诚信科技股份有限公司 | Thread-controllable device and operating method thereof |
| CN103365712B (en) * | 2013-08-06 | 2016-05-25 | 飞天诚信科技股份有限公司 | A kind of thread controllable device and method of work thereof |
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Application publication date: 20100414 |