CN104484211B - The method and device of shared image file - Google Patents
The method and device of shared image file Download PDFInfo
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- CN104484211B CN104484211B CN201410834519.XA CN201410834519A CN104484211B CN 104484211 B CN104484211 B CN 104484211B CN 201410834519 A CN201410834519 A CN 201410834519A CN 104484211 B CN104484211 B CN 104484211B
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Abstract
The present invention is applied to technical field of mobile terminals there is provided a kind of method and device of shared project image file, and methods described includes：Project information in image file is obtained by Boot, and by project information storage into shared drive；Start LK, the project information in shared drive is read by LK, and detect the project information in hardware identification information, the shared drive according to the hardware identification information amendment, and load configuration file corresponding with revised project information；Start Kernel, the project information in shared drive is read by Kernel, establishment file interface and start init processes to start Android；Android obtains the project information after starting by the file interface.The mobile phone that the embodiment of the present invention realizes different development projects shares identical image file, improves the compatibility of image file and the efficiency of research and development of mobile phone project.
Description
Technical field
The invention belongs to the method and device of technical field of mobile terminals, more particularly to shared image file.
Background technology
In mobile phone R＆D process, it will usually there are different mobile phone projects, such as researched and developed based on same processor chip
The different mobile phone of many moneys.However, the image file (i.e. the software of mobile phone project) of existing mobile phone project is all independent, it is different
The mobile phone of development project individually carries out brush machine processing.For example, A moneys mobile phone is applied to the corresponding image file of brush A money mobile phones, and B
Money mobile phone is applied to the corresponding image file of brush B money mobile phones；When the image file of A money mobile phone brush B money mobile phones, A money mobile phones are
Normal boot-strap and can not normally it run.
The content of the invention
In consideration of it, the embodiment of the present invention provides a kind of method and device of shared image file, to solve existing mobile phone only
Corresponding image file can be applicable and carry out the problem of independent brush machine is handled, realize that the mobile phone of different development projects shares identical mirror
As file.
In a first aspect, a kind of method of shared image file, methods described includes：
Project information in image file is obtained by Boot, and by project information storage into shared drive；
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detect hardware
Project information in identification information, the shared drive according to the hardware identification information amendment, and load with it is revised
The corresponding configuration file of project information, wherein, LittleKernel is a kind of bootloader；
Start Kernel, the project information in shared drive, establishment file interface and startup are read by Kernel
Init processes are to start Android；
Android obtains the project information after starting by the file interface.
Further, the project information obtained by Boot in image file, and the project information storage is arrived
Shared drive includes：
By project information of the Boot from storage control emmc boot areas in load images file, and by the item
Mesh information is stored into shared drive.
Further, the startup LittleKernel, the project read by LittleKernel in shared drive is believed
Breath, and detect the project information in hardware identification information, the shared drive according to the hardware identification information amendment, Yi Jijia
Carrying configuration file corresponding with revised project information includes：
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detect whether
There is hardware identification information, the hardware identification information includes modem version number and hardware version numbers；
If detected hardware identification information, judge the hardware identification information with read the project information whether
It is identical；
When the hardware identification information and the project information are differed, according to the hardware identification information amendment
Project information in shared drive, and the project name in revised project information, loading and the project name pair
The configuration file answered.
Further, after Kernel establishment file interfaces are started, methods described also includes：
Modem is started by Kernel, so that the modem obtains the item from the shared drive
Modem version number and carrier customization number in mesh information.
Further, the project information includes project name, modem version corresponding with the project name
Number, carrier customization number and hardware version numbers.
A kind of second aspect, device of shared image file, described device includes：
Boot modules, for obtaining the project information in image file by Boot, and the project information storage are arrived
In shared drive；
LK modules, for starting LittleKernel, the project information in shared drive is read by LittleKernel,
And detect the project information in hardware identification information, the shared drive according to the hardware identification information amendment, and loading
Configuration file corresponding with revised project information, wherein, LittleKernel is a kind of bootloader；
Kernel modules, for starting Kernel, the project information in shared drive, establishment file are read by Kernel
Interface and start init processes to start Android；
Android modules, for obtaining the project information by the file interface.
Further, the Boot modules specifically for：
Project information from storage control emmc boot areas in load images file, and the project information is deposited
Store up in shared drive.
Further, the LK modules specifically for：
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detect whether
There is hardware identification information, the hardware identification information includes modem version number and hardware version numbers；
If detected hardware identification information, judge the hardware identification information with read the project information whether
It is identical；
When the hardware identification information and the project information are differed, according to the hardware identification information amendment
Project information in shared drive, and the project name in revised project information, loading and the project name pair
The configuration file answered.
Further, the Kernel modules are additionally operable to：
After Kernel and establishment file interface is started, start modem, so that the modem is from institute
State the modem version number and carrier customization number obtained in shared drive in the project information.
Further, the project information includes project name, modem version corresponding with the project name
Number, carrier customization number and hardware version numbers.
Compared with prior art, the embodiment of the present invention is by pre-establishing and storing the configuration of the mobile phone of different development projects
File；When carrying out mobile phone initialization, the project information in image file is obtained by Boot, and the project information is stored
Into shared drive；Start LittleKernel, the project information in shared drive is read by LittleKernel, and detect
Project information in hardware identification information, the shared drive according to the hardware identification information amendment, and loading and amendment
The corresponding configuration file of project information afterwards；Start Kernel, the project information in shared drive is read by Kernel, create
File interface and start init processes to start Android；Android obtains the item after starting by the file interface
Mesh information；The problem of independent brush machine of corresponding image file progress is handled can only be applicable so as to solve existing mobile phone, is realized
The mobile phone of different development projects shares identical image file, improves compatibility and the research and development of mobile phone project of image file
Efficiency, reduces the probability that brush machine malfunctions on production line.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the first implementation process figure of the method for the shared image file that the embodiment of the present invention one is provided；
Fig. 2 is the second implementation process figure of the method for the shared image file that the embodiment of the present invention two is provided；
Fig. 3 is the composition structure chart of the device for the shared image file that the embodiment of the present invention three is provided.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention passes through the corresponding configuration file of the mobile phone for pre-establishing and storing different development projects；Carrying out
When mobile phone is initialized, the project information in image file is obtained by Boot, and shared drive is arrived into project information storage
In；Start LK, the project information in shared drive is read by LK, and detect hardware identification information, according to the hardware identification
Project information in shared drive described in Information revision, and load configuration file corresponding with revised project information；Open
Dynamic Kernel, the project information in shared drive is read by Kernel, establishment file interface and starts init processes to open
Dynamic Android；Android obtains the project information after starting by the file interface；So as to solve existing mobile phone only
Corresponding image file can be applicable and carry out the problem of independent brush machine is handled, the mobile phone for realizing different development projects shares identical
Image file, improves the compatibility of image file and the efficiency of research and development of mobile phone project.The embodiment of the present invention additionally provides phase
The device answered, is described in detail individually below.
Embodiment one
Fig. 1 shows the first implementation process of the method for the shared image file that the embodiment of the present invention one is provided, in order to just
In explanation, part related to the present invention illustrate only.
In embodiments of the present invention, methods described is applied in Android phone.Before the present invention is realized, exist in advance
An image file (i.e. bin file), the 3rd area of the image file are housed in storage control emmc boot2 areas
The project information of mobile phone is stored in domain (block).Wherein, the project information includes but is not limited to project name Project
Version, modem version Modem Version corresponding with the project name, carrier customization number
Operator and hardware version numbers Pcb Version；The project name is used for the different development projects for distinguishing same company,
Size is 4 bytes；The modem version number is used for the modem standards for distinguishing the mobile phone of different development projects, and size is 1
Byte；The carrier customization number is used for the operator for distinguishing the mobile phone of different development projects, including but not limited to mobile customization
Version, UNICOM's customized version or market published version, size are 1 byte,；The hardware version numbers are preferably hardware mainboard
Batch number, size is 1 byte.
As shown in figure 1, methods described includes：
In step S101, the project information in image file is obtained by Boot, and the project information storage is arrived
In shared drive.
Because LK can not access emmc boot areas, in embodiments of the present invention, LK does not load project directly from emmc
Information, preferably loads the project information in above-mentioned image file by pre-set programs SBL1 from emmc boot2 areas, explains
The project information, and the project information after explanation is stored into shared drive, to enable LK from the shared drive
In get project information.Preferably, the pre-set programs SBL1 is the Boot of high pass；Wherein, Boot is in operating system
The one section of small routine run before core operation, high pass is chip supplier.
In step s 102, start LK, the project information in shared drive is read by LK, and detect that hardware identification is believed
Project information in breath, the shared drive according to the hardware identification information amendment, and loading are believed with revised project
Cease corresponding configuration file.
After project information storage is into shared drive, start LK.LK is (L) ittle (K) ernel abbreviation, is high pass
Platform Android bootloader.
Project information in the shared drive is read by LK, and detects hardware identification information.When hardware identification letter with
When the project information matching read is unsuccessful, according to the project information in the hardware identification information amendment shared drive.Together
When, by project name Project Versions of the LK in shared drive, load configuration corresponding with the project name
File DTS, compiles the configuration file DTS.Wherein, the configuration file DTS have recorded the mobile phone correspondence of different development projects
Hardware equipment information, such as touch-screen model, LCD type number etc. are stored in arch arm boot dts projects.
In the embodiment of the present invention, the corresponding configuration file DTS of each development project is set, set with recording the corresponding hardware of development project
It is standby.During LK loadings Kerneil, configuration file corresponding with project name is loaded, kernel process is then jumped to,
So that Kernel has just successfully used the corresponding hardware device of the development project after starting, it is achieved thereby that on different mobile phones
Share identical image file.
In step s 103, start Kernel, the project information in shared drive is read by Kernel, establishment file connects
Mouthful and start init processes to start Android.
In embodiments of the present invention, Kernel reads project information from shared drive, and creates a file interface, and opens
Dynamic init processes are started with Android.The file interface is used to provide project information to Android.Preferably, starting
Before init processes, the compiling file (i.e. modem.img) of the Kernel also load-modulate demodulators, to start modulation /demodulation
Device Modem.Modem Modem will access shared drive after starting, to obtain the modem version in project information
Number Modem Version, carrier customization Operator, operation and the modem version number, carrier customization number
Corresponding network formats.
In step S104, Android obtains the project information after starting by the file interface.
Android will obtain the project information by the file interface created in step S103 from Kernel,
Obtain project name Project Version, modem version Modem corresponding with the project name
Version, carrier customization Operator and hardware version numbers Pcb Version.
In embodiments of the present invention, by pre-establishing and storing the corresponding configuration files of mobile phone of different development projects；
When carrying out mobile phone initialization, the project information in image file is obtained by Boot, and by project information storage to altogether
Enjoy in internal memory；Start LK, the project information in shared drive is read by LK, and detect hardware identification information, according to described hard
Project information in shared drive described in part identification information amendment, and load configuration text corresponding with revised project information
Part；Start Kernel, the project information in shared drive, establishment file interface and startup init processes are read by Kernel
To start Android；Android obtains the project information after starting by the file interface；So as to solve existing hand
Machine can only be applicable corresponding image file and carry out the problem of independent brush machine is handled, and the mobile phone for realizing different development projects shares phase
Same image file, improves the compatibility of image file and the efficiency of research and development of mobile phone project, reduces brush machine on production line
The probability of error.
Embodiment two
Fig. 2 shows that the embodiment of the present invention two provides the second implementation process of the method for shared image file, for the ease of
Illustrate, illustrate only part related to the present invention.
As shown in Fig. 2 methods described includes：
In step s 201, the project information in image file is obtained by Boot, by project information storage to altogether
Enjoy in internal memory.
Wherein, the Boot is the Boot of high pass, after Boot processes terminate, and starts LK and enters LK processes.
In step S202, the project information in shared drive is read by LK.
In step S203, hardware identification information is detected whether, the hardware identification information includes modem version
This number and hardware version numbers.
In step S204, when detecting hardware identification information, the hardware identification information and the item read are judged
Whether mesh information is identical.
When judged result is no, shows that hardware identification information is differed with project information, be defined by hardware identification information,
Perform step S205；Otherwise, step S206 is performed.
In step S205, when the hardware identification information and the project information are differed, known according to the hardware
Project information in other Information revision shared drive.
Project information in the amendment shared drive is that the hardware identification information write-back that will be detected is returned in described share
In depositing.
In step S206, the project name loading configuration text corresponding with the project information in project information
Part.
Preferably, in the embodiment of the present invention, LK reads all configuration file DTS head letter when starting Kernel
Breath, the project information header information being obtained and stored in pre-set programs SBL1 in shared drive is matched.If
During with success, configuration file DTS corresponding with the project name of (revised) described project information is loaded, is then started
Kernel enters kernel processes.The corresponding hardware device of the project can be used in Kernel after successfully starting up.
In step S207, start Kernel, the project information in shared drive is read by Kernel, establishment file connects
Mouth calls for Android.
If LK have modified the project information in shared drive, Kernel reads revised project information.
In step S208, the image files of Kernel load-modulate demodulators is to start modem.
In step S209, Kernel is started init processes and started with Android.
In step S210, modem version number, operation in the modem acquisition project information are decided through consultation
System number.
In embodiments of the present invention, modem Modem accesses shared drive, to obtain (revised) project information
In modem version Modem Version, carrier customization Operator, operation with the modem version
This number, the corresponding network formats of carrier customization number, the network formats include but is not limited to GSM, TD, WCDMA etc..
In step S211, Android obtains project name and the item in project information by the file interface
The corresponding modem version number of mesh title, carrier customization number and hardware version numbers.
In embodiments of the present invention, during the file interface provides the project information that Kernel is read to Android
Project name, modem version number corresponding with the project name, carrier customization number and hardware version numbers.
By above-mentioned steps, the corresponding configuration file of mobile phone of different development projects is pre-established and stored；Carrying out hand
When machine is initialized, the project information in image file is obtained by Boot, and by project information storage into shared drive；
Start LK, the project information in shared drive is read by LK, and detect hardware identification information, according to the hardware identification information
The project information in the shared drive is corrected, and loads configuration file corresponding with revised project information；Start
Kernel, the project information in shared drive is read by Kernel, establishment file interface and starts init processes to start
Android；Android obtains the project information after starting by the file interface；Can only so as to solve existing mobile phone
It is applicable corresponding image file and carries out the problem of independent brush machine is handled, the mobile phone for realizing different development projects shares identical mirror
As file, the compatibility of image file and the efficiency of research and development of mobile phone project are improved, what the brush machine on production line that reduces malfunctioned
Probability.
Embodiment three
Fig. 3 shows the device for the shared image file that the embodiment of the present invention three is provided, and for convenience of description, illustrate only
Part related to the present invention.
In embodiments of the present invention, described device is used to realize the shared image file described in Fig. 1 or Fig. 2 embodiments
Method, can be the unit of the software unit, hardware cell or software and hardware combining that are built in mobile terminal.The mobile terminal
Preferably smart mobile phone.
As shown in figure 3, described device includes：
Boot modules 31, for obtaining the project information in image file by Boot, and the project information are stored
Into shared drive.
LK modules 32, for starting LK, read the project information in shared drive, and detect that hardware identification is believed by LK
Project information in breath, the shared drive according to the hardware identification information amendment, and loading are believed with revised project
Cease corresponding configuration file.
Kernel modules 33, for starting Kernel, the project information in shared drive is read by Kernel, text is created
Part interface and start init processes to start Android.
Android modules 34, for obtaining the project information by the file interface.
Wherein, the project information includes project name, modem version number corresponding with the project name, fortune
Battalion's system of deciding through consultation number and hardware version numbers.
Further, the boot modules 31 specifically for：
Project information from storage control emmc boot areas in load images file, and the project information is deposited
Store up in shared drive.
Further, the LK modules 32 specifically for：
Start LK, the project information in shared drive is read by LK, and detect whether hardware identification information, it is described hard
Part identification information includes modem version number and hardware version numbers；
If detected hardware identification information, judge the hardware identification information with read the project information whether
It is identical；
When the hardware identification information and the project information are differed, according to the hardware identification information amendment
Project information in shared drive, and the project name in revised project information, loading and the project name pair
The configuration file answered.
Further, the Kernel modules 33 are additionally operable to：
Start modem, so that the modem is obtained from the shared drive in the project information
Modem version number and carrier customization number.
It should be noted that the device in the embodiment of the present invention can be used for realizing whole skills in above method embodiment
Art scheme, the function of its each functional module can be implemented according to the method in above method embodiment, and it is implemented
Process can refer to the associated description in above-described embodiment, and here is omitted.
By above-mentioned steps, the embodiment of the present invention pre-establishes and stores the corresponding configuration text of mobile phone of different development projects
Part；When carrying out mobile phone initialization, the project information in image file is obtained by Boot, and the project information storage is arrived
In shared drive；Start LK, the project information in shared drive is read by LK, and detect hardware identification information, according to described
Project information in shared drive described in hardware identification information amendment, and load configuration corresponding with revised project information
File；Start Kernel, the project information in shared drive is read by Kernel, establishment file interface and startup init enter
Journey is to start Android；Android obtains the project information after starting by the file interface；It is existing so as to solve
Mobile phone can only be applicable corresponding image file and carry out the problem of independent brush machine is handled, and the mobile phone for realizing different development projects is shared
Identical image file, improves the compatibility of image file and the efficiency of research and development of mobile phone project, reduces and is brushed on production line
The probability of machine error.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, depending on the application-specific and design constraint of technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
, can be by it in several embodiments provided herein, it should be understood that disclosed apparatus and method
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical of device or unit by some interfaces
Letter connection, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
If the function is realized using in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each of the invention embodiment methods described.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (8)
1. a kind of method of shared image file, it is characterised in that methods described includes：
Project information in image file is obtained by Boot, and by project information storage into shared drive；
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detect hardware identification
Project information in information, the shared drive according to the hardware identification information amendment, and loading and revised project
The corresponding configuration file of information, wherein, LittleKernel is a kind of bootloader；
Start Kernel, the project information in shared drive is read by Kernel, establishment file interface and startup init enter
Journey is to start Android；
Android obtains the project information after starting by the file interface；
The startup LittleKernel, reads the project information in shared drive, and detect hardware by LittleKernel
Project information in identification information, the shared drive according to the hardware identification information amendment, and load with it is revised
The corresponding configuration file of project information includes：
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detected whether hard
Part identification information, the hardware identification information includes modem version number and hardware version numbers；
If detected hardware identification information, judge the hardware identification information with read the project information whether phase
Together；
When the hardware identification information and the project information are differed, shared according to the hardware identification information amendment
Project information in internal memory, and the project name in revised project information, are loaded corresponding with the project name
Configuration file.
2. the method for image file is shared as claimed in claim 1, it is characterised in that described that image file is obtained by Boot
In project information, and by the project information storage include to shared drive：
Believe by project information of the Boot from storage control emmc boot areas in load images file, and by the project
Breath storage is into shared drive.
3. the method for image file is shared as claimed in claim 1, it is characterised in that starting Kernel establishment file interfaces
Afterwards, methods described also includes：
Modem is started by Kernel, so that the modem obtains the project letter from the shared drive
Modem version number and carrier customization number in breath.
4. the method for the shared image file as described in any one of claims 1 to 3, it is characterised in that the project information bag
Include project name, modem version number corresponding with the project name, carrier customization number and hardware version numbers.
5. a kind of device of shared image file, it is characterised in that described device includes：
Boot modules, arrive shared for obtaining the project information in image file by Boot, and by project information storage
In internal memory；
LK modules, for starting LittleKernel, read the project information in shared drive, and examine by LittleKernel
The project information surveyed in hardware identification information, the shared drive according to the hardware identification information amendment, and load with repairing
The corresponding configuration file of project information after just, wherein, LittleKernel is a kind of bootloader；
Kernel modules, for starting Kernel, the project information in shared drive, establishment file interface are read by Kernel
And start init processes to start Android；
Android modules, for obtaining the project information by the file interface；
The LK modules specifically for：
Start LittleKernel, the project information in shared drive is read by LittleKernel, and detected whether hard
Part identification information, the hardware identification information includes modem version number and hardware version numbers；
If detected hardware identification information, judge the hardware identification information with read the project information whether phase
Together；
When the hardware identification information and the project information are differed, shared according to the hardware identification information amendment
Project information in internal memory, and the project name in revised project information, are loaded corresponding with the project name
Configuration file.
6. the device of shared image file as claimed in claim 5, it is characterised in that the Boot modules specifically for：
Project information from storage control emmc boot areas in load images file, and the project information storage is arrived
In shared drive.
7. the device of image file is shared as claimed in claim 5, it is characterised in that the Kernel modules are additionally operable to：
After Kernel and establishment file interface is started, start modem, so that the modem is from described common
Enjoy the modem version number and carrier customization number obtained in internal memory in the project information.
8. the device of the shared image file as described in any one of claim 5 to 7, it is characterised in that the project information bag
Include project name, modem version number corresponding with the project name, carrier customization number and hardware version numbers.
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| CN108009054A (en) * | 2017-12-27 | 2018-05-08 | 江苏徐工信息技术股份有限公司 | A kind of double eMMC backup storage systems and method |
| CN109062617B (en) * | 2018-06-26 | 2020-07-28 | 百富计算机技术（深圳）有限公司 | Application method of platform supporting multiple types of equipment and mobile terminal |
| CN111522602B (en) * | 2020-04-22 | 2023-07-11 | 展讯通信（上海）有限公司 | Method for starting communication device |
| CN112463235B (en) * | 2020-11-30 | 2023-03-28 | 福州汇思博信息技术有限公司 | Project configuration method and terminal for Android device |
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