CN100479389C - Module and method for realizing equipment access interface, equipment access system and method - Google Patents
Module and method for realizing equipment access interface, equipment access system and method Download PDFInfo
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- CN100479389C CN100479389C CNB2006101401673A CN200610140167A CN100479389C CN 100479389 C CN100479389 C CN 100479389C CN B2006101401673 A CNB2006101401673 A CN B2006101401673A CN 200610140167 A CN200610140167 A CN 200610140167A CN 100479389 C CN100479389 C CN 100479389C
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Abstract
A method for realizing device access interface includes obtaining unit driving information of different units and forming unit adaptive information according to obtained driving information then utilizing formed adaptive information to update system call information in operation system, packaging unit access interface used for calling on different units based on updated system call information. The unit access system and its access method are also disclosed.
Description
Technical field
The present invention relates to a kind of device management techniques, relate in particular to a kind of module and method, equipment access system and device access method of realizing equipment access interface.
Background technology
Along with development of Communication Technique, not only the kind of equipment is more and more, and the function of equipment is also more and more, and in order to realize these functions of equipment, service application software need conduct interviews to equipment by equipment access interface.Because the kind difference of equipment, characteristic is different, and runs on the different hardware and software platforms, cause service application software transplanting difficulty, code reuse rate low, and the product style of different vendor is also different.Therefore, need a kind of cross-platform, have the Equipment Control of high degree of flexibility and extensibility and a framework of management, thereby so that the transplanting difficulty of the service application software that reduces to use equipment access interface on different platform, the reuse efficiency that improves application software are accelerated the development rate of end product.
In the prior art, a kind of virtual device architecture is arranged, it provides physics and logical device driver, and the software program of carrying out on the processor for the mobile phone of wireless telecommunication system and any hardware that can be connected in the multiple physical equipment in the mobile phone provide interface.The logical device driver becomes the command conversion that receives according to the device drives framework of operating system the order of the selected hardware device use of this command parameter, promptly, the logical device driver provides the translation of various command for selected hardware device, as translation to basic command, and in order to strengthen the translation to the control institute explosion command of this hardware device.PDD is accepted the order after the conversion, and selected hardware device is directly controlled in the order that response receives.
Yet, because the interface that above-mentioned logical device driver is provided directly relies on the device drives framework of operating system or has directly replaced the partial function of operating system, therefore the Service Component that interface generated that adopts described logical device driver to be provided realizes having very big difference on the operating system of different frameworks, is unfavorable for the transplanting of Service Component.In addition, the interface that above-mentioned logical device driver is provided the also device drives unit with concrete is relevant, as must be when using interface according to device drives unit institute definition standard, therefore, be not easy to adopt reusing of the device drives unit that interface generated that described logical device driver provided.Moreover the interface that above-mentioned logical device driver is provided is that every kind of equipment has all defined the access control command interface, causes API (Application Programming Interface, API) too much.
Summary of the invention
The purpose of embodiments of the invention provides a kind of module and method, equipment access system and device access method of realizing equipment access interface, make and to transplant on different platform with less cost, reuse existing device drives unit based on the Service Component of this system.
Embodiments of the invention disclose a kind of method that realizes equipment access system, comprising:
Obtain the device drives information of distinct device;
According to the function or the characteristic define equipment Adapted information of equipment, utilize the pairing function of described device drives information to realize the pairing function of described equipment Adapted information;
Utilize the system call information in the equipment Adapted information renewal operating system;
Encapsulation is used to visit the unified equipment access interface of distinct device based on the system call information in the different operating system.
Described function or characteristic define equipment Adapted information according to equipment, utilize the pairing function of described device drives information to realize that the pairing function of described equipment Adapted information comprises:
Object in the device drives information of distinct device is carried out Unified coding, the incident in the device drives information of distinct device is carried out unified Definition;
Utilize the device drives information of distinct device to realize the object of Unified coding and the incident of unified Definition.
Described method also comprises step: utilize equipment access interface to generate Service Component.
Embodiments of the invention also disclose a kind of realization module of equipment access interface, comprising:
Acquiring unit is used to obtain the device drives information of distinct device;
The adaptive formation of equipment unit is used for function or characteristic define equipment Adapted information according to equipment, utilizes the pairing function of described device drives information to realize the pairing function of described equipment Adapted information;
Updating block is used for the system call information according to described equipment Adapted information renewal operating system;
Equipment access interface forms the unit, is used for encapsulating the unified equipment access interface that is used to visit distinct device based on the system call information of the different operating system after the described updating block renewal.
The adaptive formation of described equipment unit comprises:
Coding unit is used for the object of the device drives information of distinct device is carried out Unified coding;
Definition unit is used for the incident of the device drives information of distinct device is carried out unified Definition;
Realize the unit, be used to utilize the basic function of the device drives information of distinct device to realize the object of Unified coding and the incident of unified Definition.
The invention also discloses a kind of equipment access system, comprise AIM, device management module, device driver module and business application module;
Described business application module comprises by unified equipment access interface and writes the Service Component that forms;
Described AIM, be used for encapsulating the unified equipment access interface that is used to visit distinct device, and the application request message and the management solicited message of the Service Component in the described business application module sent to device management module by described unified equipment access interface according to the system call information of different operating system;
Described device management module is used to provide the device drives Adapted information, and sends the application request message and the management solicited message of self-application interface module to device driver module by the device drives Adapted information;
Described device driver module is used for the application request message of receiving equipment administration module and manages solicited message, to realize access means.
Described system also comprises: the message distribution module is used for transmitting the management solicited message between business application module, AIM and device management module.
Described device management module comprises:
The task management submodule is used to receive the management solicited message of message distribution module, and according to management solicited message management equipment;
Drive adaptive submodule, be used to receive the application request message of AIM, then described application request message is sent to device driver module, and the driving Adapted information of various device is stored in the task management submodule.
The invention also discloses a kind of device access method, comprise step:
Service Component in A, the business application module sends the management solicited message by the message distribution module to device management module, and sends application request message by the unified equipment access interface by the encapsulation of the system call information in the different operating system to device management module;
B, device management module send the management solicited message by the device drives Adapted information to device driver module, and application request message is sent to device driver module;
C, device driver module are according to application request message and management solicited message access means.
Described method also comprises step: AIM sends the management solicited message by the message distribution module to device management module.
Described method also comprises step: accessed equipment is to business application module backward reference result.
Embodiments of the invention are by using unified equipment access interface, make the miscellaneous service assembly to make amendment, just can on different platforms, use, thereby increase the portability and the reusability of Service Component, improve the reuse efficiency of Service Component.Use equipment access system of the present invention to develop Service Component, can reduce the transplanting difficulty of Service Component on different platform, develop equipment fast with difference in functionality.
Description of drawings
Fig. 1 shows the flow chart of the realization equipment access interface of the embodiment of the invention;
Fig. 2 shows the structural representation of the realization equipment access interface module of the embodiment of the invention;
Fig. 3 shows the equipment access system of the embodiment of the invention;
Fig. 4 shows the equipment access system of the present invention that is applied to 3G mobile;
Fig. 5 shows the equipment access system of the present invention that is applied to IP-STB (IP set-top box);
Fig. 6 shows the device access method of the embodiment of the invention.
Embodiment
Understand and realization the present invention for the ease of persons skilled in the art, now describe technical scheme of the present invention in conjunction with the accompanying drawings and embodiments in detail.
Embodiments of the invention disclose a kind of implementation method of equipment access interface, describe the technical scheme of the embodiment of the invention below with reference to Fig. 1.
The device drives information of step 11, acquisition distinct device.
Described device drives information is developed by the terminal equipment developer usually, it has the version that is fit to various operating systems, as RF activation bit, keyboard drive information, the touch-screen activation bit, the FLASH activation bit, encoding and decoding DSP activation bit, network card chip activation bit, USB device activation bit, Bluetooth chip activation bit, RS232 activation bit etc.
In order on different platforms, to implement embodiments of the invention, need generate device drives Adapted information of the present invention according to the device drives information that the equipment development merchant provides.At first, for example,, the object in the device drives information of distinct device is carried out Unified coding, the incident in the device drives information of distinct device is carried out unified Definition according to device type according to the functional definition device drives Adapted information of equipment; And utilize the device drives information of distinct device to realize the object of Unified coding and the incident of unified Definition:
1. input equipment
For keyboard and remote controller, all button Unified coding, unified Definition KeyEvent, described KeyEvent comprise press, decontrol, long by.Coding and software platform and device fabrication merchant are irrelevant.Support to long by the time interval be provided with.Support of the subscription of a plurality of Service Component to KeyEvent.The supporting business assembly is to the inquiry and the setting of keyboard powering mode.Support is to the locking and unlocking function of keyboard.
2. display device
Support the switching function of background light
3. memory device
4. serial port equipment
The serial ports type information is obtained in support, supports to obtain state information, support baud rate, data bit, the check digit of serial ports, and the subscription of com-state is supported in the setting of position of rest, Flow Control
The pairing function of driving Adapted information of above-mentioned definition can utilize the pairing function of device drives information to realize.
For other equipment, can be according to the driving Adapted information of above-mentioned method according to the characteristic define equipment of equipment, again device drives Adapted information and device drives informational linkage are got up, promptly, the power function that utilizes device drives information to be provided is realized the device drives adapting function, to make things convenient for the Service Component access means.
More generally, in the device drives Adapted information, the object in any device drives information (as the left button of each key of keyboard, mouse and right button etc.) is carried out Unified coding, the incident in the device drives information is carried out unified Definition.Then, the basic function of utilizing device drives information to provide realizes the object of Unified coding and the incident of unified Definition.
After forming device drives Adapted information, utilize the system call information in the device drives Adapted information renewal operating system, so that utilize the system call information access means of operating system.
In the process that realizes equipment access interface, because the difference of operating system, the form of system call and parameter are also different, therefore, need respectively the system call information that realizes equipment access interface in the different operating system to be encapsulated, under different operating system, to realize identical equipment access interface.Like this, on different operating system, install in the present device access system and the corresponding part of this operating system, just can adopt identical equipment access interface to carry out device access.
Described equipment access interface generally includes reading and writing, control, moving hand, status poll, state subscription/cancel subscriptions, event subscription/cancel subscriptions, list of devices inquiry etc.By the needed system call information of realization the said equipment access interface is encapsulated, Service Component can use identical equipment access interface access means under different operating system environments.In addition, message system also uses these equipment access interfaces, finishing the transmission of message, thereby equipment is managed.Therefore, Service Component of the present invention and operating system independent.
Described Service Component comprises: call manager assembly, multimedia assembly, procotol assembly, GUI (Graphical User Interfaces, graphical user interface) assembly, browser component, digital copyright management (DRM) etc.Can realize that by above-mentioned Service Component voice transmit, multi-media SMS, video downloading and playing, functions such as internet access.
As shown in Figure 2, the invention also discloses a kind of module that realizes equipment access interface, comprising: acquiring unit is used to obtain the device drives information of distinct device; The adaptive formation of equipment unit is used for according to device drives information forming device Adapted information; Updating block is used for the system call information with equipment Adapted information renewal operating system, so that utilize the system call information access means of operating system; Equipment access interface forms the unit, is used for being packaged into based on system call information the equipment access interface of visit distinct device.The adaptive formation of described equipment unit comprises: coding unit is used for the object of the device drives information of distinct device is carried out Unified coding; Definition unit is used for the incident of the device drives information of distinct device is carried out unified Definition; Realize the unit, be used to utilize the object of device drives information realization Unified coding and the incident of unified Definition.
The present invention also provides a kind of equipment access system, and it can be used in communication terminal and the wide-band terminal, and one embodiment of the present of invention comprise as shown in Figure 3: business application module, AIM, device management module and device driver module.
Described business application module is used for application request message and management solicited message are issued AIM.Described business application module comprises various basic Service Component.
Described AIM, be used to each Service Component of business application module to define equipment access interface, and the application request message of Service Component and management solicited message issued device management module, described application request message comprises information such as device name, command word, data buffer address, request msg length, described management solicited message comprises information such as device name, management project, and described management project comprises information such as status poll, state subscription, event subscription, list query.
Described message distribution module is used for transmitting the management solicited message between business application module, AIM and device management module.
Device management module comprises two submodules, i.e. task management submodule and the adaptive submodule of driving.The task management submodule is used to receive the management solicited message that is sent by the message distribution module by Service Component, and manages registration/cancellation, condition monitoring, the event-monitoring of various device according to the management solicited message, and basic Power Supply Monitoring service is provided.Driving adaptive submodule is used for the driving Adapted information of various device is stored in the task management submodule, so that the task management submodule uses device drives information by driving Adapted information, drive the system call information that driving Adapted information that adaptive submodule also is used for utilizing various device upgrades operating system, so that the API (API) of AIM by system call or operating system sends application request message and manage solicited message to device driver module.
The utilization of task management submodule drives Adapted information and sends the management solicited message to device driver module, so that finish the various device management role, as condition monitoring, event-monitoring.Described condition monitoring is meant load, the resources occupation rate of watch-dog, the various parameter and the state parameters of being provided with of statistics equipment, for power management applications provides decision-making foundation, realizes the state subscription function.Described event-monitoring is meant the function that realization event is subscribed to.For example, the task management submodule is after the request of the event subscription of receiving AIM, and the mode of employing poll or interruption is monitored a certain incident of designated equipment, and for example the length of a certain key is pressed incident in the KeyEvent.
Drive adaptive submodule and be used for the driving Adapted information of each equipment is stored in the task management submodule, so that the task management submodule adaptively manages equipment by driving; Drive adaptive submodule and also application request message directly can be issued device driver module, so that device driver module is according to the application request message access means, that is, device driver module is realized the access means function by the device drives unit.Like this, drive the adaptive purpose that can play the sealed in unit driving.It is adaptive that the adaptive submodule of described driving comprises that input equipment drives, and the display device driving is adaptive, the memory device driving is adaptive etc.
Device driver module, the application request message that is used to receive the management solicited message of task management submodule and drives adaptive submodule, function according to management solicited message actuating equipment driver element, equipment is managed, according to the function of application request message actuating equipment driver element, so that the specific function of actuating equipment.Described device driver module is made up of the device drives unit.Described device drives unit is developed by the terminal equipment developer usually, it has the version that is fit to various operating systems, as RF driver element, keyboard drive unit, the touch-screen driver element, the FLASH driver element, encoding and decoding DSP driver element, network card chip driver element, USB device driver element, Bluetooth chip driver element, RS232 driver element etc.Device driver module is used for the application request message and the management solicited message of receiving equipment administration module, and passes through these device drives unit access equipment according to application request message and management solicited message.In equipment access system of the present invention, the device drives information via drives adaptive submodule and is registered in the operating system, therefore, Service Component can be issued device driver module with application request message and management solicited message by AIM, so that use device drives unit by using device drives information access device.In addition, all equipment is managed and monitored to the task management submodule by driving Adapted information and device drives information.
Fig. 4 shows the equipment access system of the present invention that is applied to 3G mobile, and Fig. 5 shows the equipment access system of the present invention that is applied to IP-STB (IP (Internet Protocol, Internet protocol) set-top box).As can be seen from Figure 4 and Figure 5, the difference of two equipment access systems is that driver element is different in the adaptive submodule of driving of device management module and the device driver module.In the embodiment of the equipment access system that is applied to 3G mobile, in device management module, have RF drive adaptive, touch-screen drive adaptive, keyboard drive is adaptive, LCD drive adaptive, FLASH drives adaptive and have and the adaptive corresponding device drives of above-mentioned driving unit at device driver module.In being applied to the embodiment of IP-STB, in device management module, have remote controller drive adaptive, LED drive adaptive, serial port drive is adaptive, FLASH drives adaptive and have and above-mentioned adaptive corresponding driver element at device driver module.
The present invention also provides a kind of device access method, with reference to Fig. 6, the method that Service Component carries out device access is described below.
Send out management during solicited message when Service Component to device management module, at first communicate by message distribution module and device management module, described management solicited message comprises status poll, state subscription, event subscription, list of devices query interface.The task of message distribution module is to transmit message between business application module, AIM, device management module, realizes the communication between each module, to carry out facility registration/cancellation, condition monitoring, event-monitoring etc.The message distribution module support message synchronously, asynchronous transmission and reception, and possess the information broadcast function.For example when certain Service Component of business application module calls subscription equipment state interface, subscribe to the equipment state interface and will send a state subscription request message to AIM by the message distribution module, this message has indicated subscriber's title, the target device of subscription, the Status Type that will subscribe to, like this, the task management submodule of device management module is monitored equipment state according to state subscription message, and the equipment state of monitoring is returned the subscriber.
When Service Component when device management module sends application request message, at first by the corresponding system call of AIM, promptly the API by system call or operating system sends to operating system with application request message, operating system is sent out device management module with application request message, so that the adaptive equipment that visits of device drives of logical device management module, described application request message comprises reading and writing, control appliance or mobile device pointer etc.
Embodiment 1, be that example illustrates device access method of the present invention to read FLASH, Service Component at first the invoke user interface module read equipment interface, when calling, call parameters indicates the FLASH implementor name (perhaps zone name) that will read, the address of reading, length.The API of equipment interface by system call or operating system that read of Subscriber Interface Module SIM sends a request to operating system nucleus, operating system is adaptive according to this equipment of parameter call of user, again by the adaptive driver element that utilizes of equipment, thereby realize reading the purpose of FLASH equipment.
According to the present invention, since with device-dependent part all concentrate on the driving of device management module adaptive in, make the miscellaneous service assembly to make amendment, just can on different equipment, use, thereby increased the portability and the reusability of Service Component, improved the reuse efficiency of Service Component.Use equipment access system of the present invention to develop Service Component, can reduce the transplanting difficulty of Service Component on different platform, develop fast and have the difference in functionality end product.
Though described the present invention by embodiment, those of ordinary skills know, without departing from the spirit and substance in the present invention, just can make the present invention that many distortion and variation are arranged, and scope of the present invention is limited to the appended claims.
Claims (10)
1, a kind of implementation method of equipment access interface is characterized in that, comprises step:
Obtain the device drives information of distinct device;
According to the function or the characteristic define equipment Adapted information of equipment, utilize the pairing function of described device drives information to realize the pairing function of described equipment Adapted information;
Utilize the system call information in the equipment Adapted information renewal operating system;
Encapsulation is used to visit the unified equipment access interface of distinct device based on the system call information in the different operating system.
2, method according to claim 1 is characterized in that, described function or characteristic define equipment Adapted information according to equipment utilize the pairing function of described device drives information to realize that the pairing function of described equipment Adapted information comprises:
Object in the device drives information of distinct device is carried out Unified coding, the incident in the device drives information of distinct device is carried out unified Definition;
Utilize the basic function of the device drives information of distinct device to realize the object of Unified coding and the incident of unified Definition.
3, method according to claim 1 is characterized in that, described method also comprises step: utilize described unified equipment access interface to generate Service Component.
4, a kind of realization module of equipment access interface is characterized in that, comprising:
Acquiring unit is used to obtain the device drives information of distinct device;
The adaptive formation of equipment unit is used for the functional definition equipment Adapted information according to equipment, utilizes the pairing function of described device drives information to realize the pairing function of described equipment Adapted information;
Updating block is used for the system call information according to described equipment Adapted information renewal operating system;
Equipment access interface forms the unit, is used for encapsulating the unified equipment access interface that is used to visit distinct device based on the system call information of the different operating system after the described updating block renewal.
5, module according to claim 4 is characterized in that, the adaptive formation of described equipment unit comprises:
Coding unit is used for the object of the device drives information of distinct device is carried out Unified coding;
Definition unit is used for the incident of the device drives information of distinct device is carried out unified Definition;
Realize the unit, be used to utilize the basic function of the device drives information of distinct device to realize the object of Unified coding and the incident of unified Definition.
6, a kind of equipment access system is characterized in that, comprises AIM, device management module, device driver module and business application module;
Described business application module comprises by unified equipment access interface and writes the Service Component that forms;
Described AIM, be used for encapsulating the unified equipment access interface that is used to visit distinct device, and the application request message and the management solicited message of the Service Component in the described business application module sent to device management module by described unified equipment access interface according to the system call information of different operating system;
Described device management module is used to provide the device drives Adapted information, and sends the application request message and the management solicited message of self-application interface module to device driver module by the device drives Adapted information;
Described device driver module is used for the application request message of receiving equipment administration module and manages solicited message, to realize access means.
7, equipment access system according to claim 6 is characterized in that, described system also comprises: the message distribution module is used for transmitting the management solicited message between business application module, AIM and device management module.
8, equipment access system according to claim 7 is characterized in that, described device management module comprises:
The task management submodule is used to receive the management solicited message through the AIM transmission of message distribution module forwarding, and according to management solicited message management equipment;
Drive adaptive submodule, be used to receive the application request message of AIM, then described application request message is sent to device driver module, and the driving Adapted information of various device is stored in the task management submodule.
9, a kind of device access method is characterized in that, comprises step:
Service Component in A, the business application module sends the management solicited message by the message distribution module to device management module, and sends application request message by the unified equipment access interface by the encapsulation of the system call information in the different operating system to device management module;
B, device management module send the management solicited message by the device drives Adapted information to device driver module, and application request message is sent to device driver module;
C, device driver module are according to application request message and management solicited message access means.
10, device access method according to claim 9 is characterized in that, described method also comprises step: accessed equipment is to business application module backward reference result.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101582928B (en) * | 2008-05-13 | 2013-02-27 | 中兴通讯股份有限公司 | Adaptive device and data transmission method for communication of veneer and peripheral device |
| CN101593111B (en) * | 2009-05-31 | 2012-10-03 | 大连新中连软件集团有限公司 | Service component, method and system for developing application software based on service component |
| CN101917461B (en) * | 2010-07-22 | 2016-04-20 | 朱建华 | A kind of interface simulation system of mobile terminal and method |
| CN102779064A (en) * | 2011-05-10 | 2012-11-14 | 北京磊友信息科技有限公司 | Method and server for providing application calling |
| CN102646082B (en) * | 2012-02-24 | 2015-05-06 | 深圳市长宇电器有限公司 | Method and device for connecting various kinds of external equipment to embedded type platform |
| CN103095565B (en) * | 2012-10-18 | 2015-12-16 | 中兴通讯股份有限公司 | A kind of software defined network operating system and its implementation |
| WO2015188331A1 (en) * | 2014-06-11 | 2015-12-17 | 华为技术有限公司 | 转发控制方法、驱动器及sdn网络 forwarding control method, driver and sdn network |
| CN110049012B (en) * | 2014-06-23 | 2022-01-18 | 华为技术有限公司 | Operation method of routing equipment, routing equipment and terminal equipment |
| CN104375866B (en) * | 2014-11-24 | 2018-01-23 | 杭州华为数字技术有限公司 | The driving update method and device of a kind of veneer |
| CN106301885A (en) * | 2016-07-18 | 2017-01-04 | 乐视控股（北京）有限公司 | The method and system of uniform traffic management |
| CN107450926B (en) * | 2017-07-31 | 2020-09-18 | 苏州浪潮智能科技有限公司 | Hardware peripheral management method and device of storage equipment |
| CN108200090A (en) * | 2018-02-07 | 2018-06-22 | 科大国创软件股份有限公司 | A kind of agreement integration technology for electromechanical equipment |
| CN111414202B (en) * | 2020-01-02 | 2022-11-22 | 杭州迦智科技有限公司 | Hardware operation management method, system, management subsystem, electronic device and storage medium |
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