CN103336699A - Upgrade method and device for embedded system software - Google Patents

Upgrade method and device for embedded system software Download PDF

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Publication number
CN103336699A
CN103336699A CN2013102262837A CN201310226283A CN103336699A CN 103336699 A CN103336699 A CN 103336699A CN 2013102262837 A CN2013102262837 A CN 2013102262837A CN 201310226283 A CN201310226283 A CN 201310226283A CN 103336699 A CN103336699 A CN 103336699A
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China
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memory
instruction
file
module file
module
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CN2013102262837A
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Chinese (zh)
Inventor
李铁柱
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青岛海信宽带多媒体技术有限公司
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Priority to CN2013102262837A priority Critical patent/CN103336699A/en
Publication of CN103336699A publication Critical patent/CN103336699A/en

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Abstract

The invention discloses an upgrade method and device for embedded system software, wherein the method comprises the following steps: after being launched by a terminal device, Loader analyzes each module file and the update operation information of each module file from the updated file of a new version; wherein the update operation information of each module file comprises a plurality of memory device operational orders; aiming at each module file, Loader conducts operation to the memory device in the terminal device according to each memory device operation indication in the update operation information of the module file and writes the module file into a specified memory address in the memory device. Loader is capable of conducting a series of operations to the memory device according to the update operation information of the module file, so that the purpose of writing the module file into the specified memory address is realized, requirements such as module file storage address changing are met, and flexibility of software updating is greatly increased accordingly.

Description

The upgrade method of built-in system software and device

Technical field

The present invention relates to embedded system technology, relate in particular to upgrade method and the device of built-in system software in a kind of terminal device.

Background technology

At present, built-in system software is widely used in fields such as communication field, industrial control field, home intelligent equipment, national defence, medical treatment.For example, mobile phone, intelligent television, STB terminal equipment, palm PC etc. all adopt embedded system, to provide intelligentized, to have the function of better man-machine interaction performance.

At present, system software upgrading method based on OTA(Over-the-Air Technology, space download technology) because the convenience of its upgrading in various terminal devices, be used widely; For example, the user can by network, such as WIFI, 3G etc., download the OTA AKU, automatically mobile phone or STB terminal equipment etc. be carried out the upgrading of built-in system software automatically easily by OTA upgrading mode.

At present, the main method that adopts of terminal device OTA upgrading is that terminal device uses the Loader(load-on module in this equipment after receiving the system software upgrading instruction) carry out the upgrading of built-in system software, idiographic flow comprises the steps: as shown in Figure 1

S101:Loader resolves the upgrade file of the redaction of downloading.

Usually, comprise a plurality of modules in the built-in system software, as kernel (Kernel) module, file system (rootfs) module, application (App) module, data (Data) module etc.; Each module has fixing memory address in terminal device.Thus, comprise the file of a plurality of modules in the upgrade file of redaction usually, be called module file herein; For example, start module file (Boot file), kernel module file (Kernel file), file system module file (rootfs file), application module file (App file), data module file (Data file), load-on module file (Loader file).

Loader at first parses each module file from the upgrade file of the redaction downloaded.

S102:Loader is written to each module file that parses in the memory device successively according to the memory address of predefined each module file.

Particularly, because each module file has fixing memory address in terminal device, therefore, Loader can be according to the memory address of predefined each module file, each module file that will parse successively programming successively arrives memory device, such as the Flash(flash memory) or the ROM(read-only memory, Read-Only Memory).Following table 1 shows the information of the memory address of each module file in the concrete terminal device.

Table 1

The module file title The storage start address Take size The Boot file 0 1M The App file 0x100000 1M The Loader file 0x200000 30M The Kernel file 0x2000000 10M The rootfs file 0x2a00000 60M The Data file 0x6600000 20M

Yet the present inventor finds, in actual applications, along with the function of terminal device increases, the user is to the lifting of the performance requirement of terminal device, it is increasing that each module in the built-in system software of redaction is revised degree; Sometimes the module that the redaction of upgrading occurs has the demand that expands storage space or changes the demand of the module that some storage space stores; And therefore the upgrade method of existing built-in system software can not satisfy these upgrade requirements, underaction, inconvenience owing to module file can only be written to fixing memory address.

Summary of the invention

The embodiment of the invention provides a kind of upgrade method and device of built-in system software, makes that the upgrading of built-in system software is more convenient, more flexible.

According to an aspect of the present invention, provide a kind of upgrade method of built-in system software, having comprised:

Behind the terminal device start-up loading module Loader, described Loader parses each module file from the upgrade file of the redaction of described terminal device download, and the updating operation information of each module file; Wherein, comprise a plurality of memory device operation instructions in the updating operation information of each module file;

Described Loader is at each module file, successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the described terminal device is operated, this module file is written to the memory address of appointment in the described memory device.

Preferably, specifically comprise successively record in the updating operation information of described module file: memory device erasing instruction, memory device data write instruction.

Preferably, describedly successively according to each memory device operation instruction in the updating operation information of this module file the memory device in the described terminal device is operated, is specifically comprised with the memory address that this module file is written to appointment in the described memory device:

Described Loader carries out erase operation according to the address by the memory device erasing instruction appointment in the updating operation information of this module file to described memory device;

Described Loader writes instruction according to the memory device data in the updating operation information of this module file, this module file is write the memory address that is write the instruction appointment in the described memory device by these memory device data.

Preferably, also comprise in the updating operation information of described module file: memory device format instruction.

Preferably, described updating operation information is with in the descriptor file of XML format record in described upgrade file; The updating operation information of each module file is separated with specific label;

Each module file is contained in the described upgrade file successively; And the sequencing of described module file is consistent with its updating operation recording of information order in described descriptor file.

Preferably, described Loader parses each module file from the upgrade file of the redaction of described terminal device download, and the updating operation information of each module file specifically comprises:

Described Loader parses described descriptor file from the upgrade file of described redaction; And

From described descriptor file, parse the updating operation information of each module file successively, from the upgrade file of described redaction, parse each module file successively;

Described Loader is according to the sequencing of the updating operation information of resolving, and the sequencing of the module file of resolving, and determines the updating operation information corresponding to each module file.

Preferably, also record the fileinfo of each module file in the described descriptor file.

According to another aspect of the present invention, also provide a kind of update device of built-in system software, having comprised:

Parsing module, the upgrade file that is used for the redaction downloaded from terminal device parses each module file, and the updating operation information of each module file; Wherein, comprise a plurality of memory device operation instructions in the updating operation information of each module file;

The instruction execution module, for each module file that parses at described parsing module, successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the described terminal device is operated, this module file is written to the memory address of appointment in the described memory device.

Preferably, specifically comprise successively record in the updating operation information of described module file: memory device erasing instruction, memory device data write instruction; And

Described instruction execution module specifically comprises:

The instruction resolution unit is used for each module file of parsing at described parsing module, obtains in the updating operation information of this module file each memory device operation instruction successively and resolves; If parsing the instruction of obtaining is the memory device erasing instruction, then send the notice of wiping that carries described memory device erasing instruction; If parse the instruction of obtaining and write instruction for the memory device data, then send and carry the data that described memory device data write instruction and write notice;

Erase unit, be used for receiving described instruction resolution unit sends wipe notice after, obtain the memory device erasing instruction of wherein carrying, according to the address by this memory device erasing instruction appointment, to described memory device erase operation;

Data write unit, after being used for receiving data that described instruction resolution unit sends and writing notice, write instruction according to the memory device data of wherein carrying, this module file is write the memory address that is write the instruction appointment in the described memory device by these memory device data.

Preferably, also comprise in the updating operation information of described module file: memory device format instruction; And

Described instruction execution module also comprises: formatting unit; And

Described instruction resolution unit also is used for then sending the format notice that carries described memory device format instruction if parsing the instruction of obtaining is memory device format instruction; And

Described formatting unit obtains the memory device format instruction of wherein carrying after being used for receiving the format notice that described instruction resolution unit sends, and according to the address by this memory device format instruction appointment, described memory device is carried out format manipulation.

The technical scheme of the embodiment of the invention, owing in the upgrade file of redaction, include the updating operation information of each module file, Loader is after obtaining the upgrade file of redaction, at each module file, can carry out sequence of operations to memory device according to the updating operation information of this module file, to realize that it is in the specified memory address of this module file that this module file is written in the upgrade file, thereby can realize changing the demand of the memory address of module file, or the demand of the storage of enlargement module file, and other memory device demand of operating, so increased the dirigibility of updating embedded system software greatly, made that the upgrading of built-in system software is more convenient, more flexible.

Description of drawings

Fig. 1 is the method flow diagram of upgrading of the built-in system software of prior art;

Fig. 2 is the method flow diagram of upgrading of the built-in system software of the embodiment of the invention;

Fig. 3 is the inner structure block diagram of system software upgrading device in the terminal device of the embodiment of the invention.

Embodiment

For making purpose of the present invention, technical scheme and advantage clearer, below with reference to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, need to prove that many details of listing in the instructions only are in order to make the reader to one or more aspects of the present invention a thorough understanding be arranged, even if there are not these specific details also can realize these aspects of the present invention.

Terms such as " module " used in this application, " system " are intended to comprise the entity relevant with computing machine, such as but not limited to hardware, firmware, combination thereof, software or executory software.For example, module can be, but be not limited in: the thread of the process of moving on the processor, processor, object, executable program, execution, program and/or computing machine.For instance, the application program of moving on the computing equipment and this computing equipment can be modules.One or more modules can be positioned at an executory process and/or thread.

The present inventor considers, for satisfying above-mentioned upgrade requirement, and can be so that the memory address of each module file can be set up, revise in the terminal device.But, in escalation process, as if the memory address of modified module file, will be referred to the sequence of operations to memory device; And by Loader according to amended memory address, judge, carry out the sequence of operations to memory device voluntarily, probably go wrong and cause upgrading failure even system crash.

Based on this analysis, in the technical scheme of the present invention, in the upgrade file of redaction, except comprising each module file, also include the updating operation information of each module file; Loader is after obtaining the upgrade file of redaction, at each module file, updating operation information according to this module file is carried out sequence of operations to memory device, to realize that it is in the specified memory address of this module file that this module file is written in the upgrade file, thereby can realize changing the demand of the memory address of module file, or the demand of the storage of enlargement module file, and other memory device demand of operating; Increased the dirigibility of updating embedded system software greatly, made that the upgrading of built-in system software is more convenient, more flexible.

Describe the technical scheme of the embodiment of the invention in detail below in conjunction with accompanying drawing.The method that the update device of built-in built-in system software in the terminal device that the embodiment of the invention provides (or claiming Loader or load-on module) carries out the upgrading of built-in system software, idiographic flow comprises the steps: as shown in Figure 2

S201: terminal device starts Loader after receiving the system software upgrading instruction, carry out updating embedded system software.

Particularly, terminal device after receiving system software upgrading instruction, start Loader built-in in this equipment after, carry out the upgrading of built-in system software.

The upgrade file of the redaction that the terminal device of S202:Loader is downloaded is resolved, and parses each module file, and the updating operation information of each module file.

Particularly, terminal device has been downloaded the upgrade file of redaction in advance, and the upgrade file of the redaction that the terminal device of Loader is downloaded is resolved; Loader parses descriptor file from the upgrade file of redaction, and parses the updating operation information of each module file from descriptor file successively; Loader parses each module file successively from the upgrade file of redaction; Loader is according to the sequencing of the updating operation information of resolving, and the sequencing of the module file of resolving, and determines the updating operation information corresponding to each module file.

Wherein, updating operation information can the XML(extend markup language, Extensible Markup Language) in the descriptor file of format record in upgrade file, and the updating operation information of each module file is separated with specific label (such as the Module label).

And each module file is contained in the upgrade file successively, and the sequencing of module file is consistent with its updating operation recording of information order in descriptor file.For example, following table 2 show a upgrade file in the record sequencing of each file, also comprised check information and the file size information of descriptor file and the check information of each module file and file size information in this upgrade file:

Table 2

Field Length (byte) The check information of descriptor file: crc 4 The length of descriptor file: xmllen 4 Descriptor file xmllen Upgrade file 1 check information: crc 4 The length of upgrade file 1: file1len 4 Upgrade file 1 file1len Upgrade file 2 check information: crc 4 The length of upgrade file 2: filenlen 4 Upgrade file 2 filenlen …… ……

Loader can be according to wherein check information to descriptor file when upgrade file is resolved, and each module file carries out verification; And according to the record order of each module file wherein, and respectively organize updating operation recording of information order in the descriptor file, at each module file, determine the updating operation information of this module file.

Further, also can record the fileinfo of each module file in the descriptor file, it is described with crucial label (Tag), and is as shown in table 3 below:

Table 3

Crucial label (Tag) The fileinfo of describing filelen File size crc The data check value of file version FileVersion offset The address offset of file in memory device erasesize Wipe the size of memory device; Wiping the address is offset

S203:Loader is at each module file, determines each memory device operation instruction in the updating operation information of this module file.

Wherein, each the memory device operation instruction in the updating operation information of each module file is for what record successively, and specifically comprise: memory device erasing instruction (erase instruction), memory device data write instruction (copy instruction).Memory device erasing instruction and memory device data write the descriptor format of instruction in updating operation information can for:

<cmd〉erase 0x4c00000 0x10000</cmd〉// assigned address is carried out the erase instruction of erase operation

<cmd〉copy/root/test 0x4c00000</cmd〉// the test file in the module file is written to the copy instruction of assigned address

Further, also can comprise in the updating operation information of module file: memory device format instruction (format instruction); After the updating operation information of Loader parsing module file is memory device format instruction, according to the address by this memory device format instruction appointment, memory device is carried out format manipulation.The descriptor format of memory device format instruction in updating operation information can for:

<cmd〉format 0x5c00000 0x10000</cmd〉// assigned address is carried out the format instruction of format manipulation

Below show fileinfo and the updating operation information of a module file that records in the concrete descriptor file:

S204:Loader operates the memory device in the terminal device, this module file is written to the memory address of appointment in the memory device according to each the memory device operation instruction in the updating operation information of each module file of determining.

Particularly, Loader is according to the address by the memory device erasing instruction appointment in the updating operation information of this module file, after memory device carried out erase operation, write instruction according to the memory device data in the updating operation information of this module file, will be write the memory address of instruction appointment in this module file write store spare by these memory device data.

The inner structure block diagram of the update device of built-in built-in system software specifically comprises parsing module 301, instruction execution module 302 as shown in Figure 3 in the terminal device that the embodiment of the invention provides.

Parsing module 301 is used for parsing each module file from the upgrade file of the redaction of terminal device download, and the updating operation information of each module file; Wherein, comprise a plurality of memory device operation instructions in the updating operation information of each module file.

Instruction execution module 302 is for each module file that parses at parsing module 301, successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the terminal device is operated, this module file is written to the memory address of appointment in the memory device; Wherein, specifically comprise successively record in the updating operation information of module file: memory device erasing instruction, memory device data write instruction; Further, also can comprise in the updating operation information of module file: memory device format instruction.

Above-mentioned instruction execution module 302 specifically can comprise: instruction resolution unit 311, erase unit 312, data write unit 313.

Instruction resolution unit 311 is used for each module file of parsing at parsing module 301, obtains in the updating operation information of this module file each memory device operation instruction successively and resolves; If parsing the instruction of obtaining is the memory device erasing instruction, then send the notice of wiping that carries the memory device erasing instruction; If parse the instruction of obtaining and write instruction for the memory device data, then send and carry the data that the memory device data write instruction and write notice;

Erase unit 312 be used for receiving instruction resolution unit 311 sends wipe notice after, obtain the memory device erasing instruction of wherein carrying, according to the address by this memory device erasing instruction appointment, to the memory device erase operation;

After data write unit 313 writes notice for the data that receive 311 transmissions of instruction resolution unit, write instruction according to the memory device data of wherein carrying, will be write the memory address of instruction appointment in this module file write store spare by these memory device data.

Further, above-mentioned instruction execution module 302 also can comprise: formatting unit 314;

Correspondingly, instruction resolution unit 311 also is used for then sending the format notice that carries memory device format instruction if parsing the instruction of obtaining is memory device format instruction;

Formatting unit 314 obtains the memory device format instruction of wherein carrying after being used for receiving the format notice that instruction resolution unit 311 sends, and according to the address by this memory device format instruction appointment, memory device is carried out format manipulation.

The technical scheme of the embodiment of the invention, owing in the upgrade file of redaction, include the updating operation information of each module file, Loader is after obtaining the upgrade file of redaction, at each module file, can carry out sequence of operations to memory device according to the updating operation information of this module file, to realize that it is in the specified memory address of this module file that this module file is written in the upgrade file, thereby can realize changing the demand of the memory address of module file, or the demand of the storage of enlargement module file, and other memory device demand of operating, so increased the dirigibility of updating embedded system software greatly, made that the upgrading of built-in system software is more convenient, more flexible.

One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to instruct relevant hardware to finish by program, this program can be stored in the computer read/write memory medium, as: ROM/RAM, magnetic disc, CD etc.

The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (10)

1. the upgrade method of a built-in system software is characterized in that, comprising:
Behind the terminal device start-up loading module Loader, described Loader parses each module file from the upgrade file of the redaction of described terminal device download, and the updating operation information of each module file; Wherein, comprise a plurality of memory device operation instructions in the updating operation information of each module file;
Described Loader is at each module file, successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the described terminal device is operated, this module file is written to the memory address of appointment in the described memory device.
2. the method for claim 1 is characterized in that, specifically comprises successively record in the updating operation information of described module file:
Memory device erasing instruction, memory device data write instruction.
3. method as claimed in claim 2, it is characterized in that, described successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the described terminal device is operated, is specifically comprised with the memory address that this module file is written to appointment in the described memory device:
Described Loader carries out erase operation according to the address by the memory device erasing instruction appointment in the updating operation information of this module file to described memory device;
Described Loader writes instruction according to the memory device data in the updating operation information of this module file, this module file is write the memory address that is write the instruction appointment in the described memory device by these memory device data.
4. as claim 2 or 3 described methods, it is characterized in that, also can comprise in the updating operation information of described module file: memory device format instruction.
5. as the arbitrary described method of claim 1-3, it is characterized in that described updating operation information is with in the descriptor file of XML format record in described upgrade file; The updating operation information of each module file is separated with specific label;
Each module file is contained in the described upgrade file successively; And the sequencing of described module file is consistent with its updating operation recording of information order in described descriptor file.
6. method as claimed in claim 5 is characterized in that, described Loader parses each module file from the upgrade file of the redaction of described terminal device download, and the updating operation information of each module file specifically comprises:
Described Loader parses described descriptor file from the upgrade file of described redaction; And
From described descriptor file, parse the updating operation information of each module file successively, from the upgrade file of described redaction, parse each module file successively;
Described Loader is according to the sequencing of the updating operation information of resolving, and the sequencing of the module file of resolving, and determines the updating operation information corresponding to each module file.
7. method as claimed in claim 6 is characterized in that, also records the fileinfo of each module file in the described descriptor file.
8. the update device of a built-in system software is characterized in that, comprising:
Parsing module, the upgrade file that is used for the redaction downloaded from terminal device parses each module file, and the updating operation information of each module file; Wherein, comprise a plurality of memory device operation instructions in the updating operation information of each module file;
The instruction execution module, for each module file that parses at described parsing module, successively according to each memory device operation instruction in the updating operation information of this module file, memory device in the described terminal device is operated, this module file is written to the memory address of appointment in the described memory device.
9. device as claimed in claim 8 is characterized in that, specifically comprise successively record in the updating operation information of described module file: memory device erasing instruction, memory device data write instruction; And
Described instruction execution module specifically comprises:
The instruction resolution unit is used for each module file of parsing at described parsing module, obtains in the updating operation information of this module file each memory device operation instruction successively and resolves; If parsing the instruction of obtaining is the memory device erasing instruction, then send the notice of wiping that carries described memory device erasing instruction; If parse the instruction of obtaining and write instruction for the memory device data, then send and carry the data that described memory device data write instruction and write notice;
Erase unit, be used for receiving described instruction resolution unit sends wipe notice after, obtain the memory device erasing instruction of wherein carrying, according to the address by this memory device erasing instruction appointment, to described memory device erase operation;
Data write unit, after being used for receiving data that described instruction resolution unit sends and writing notice, write instruction according to the memory device data of wherein carrying, this module file is write the memory address that is write the instruction appointment in the described memory device by these memory device data.
10. device as claimed in claim 9 is characterized in that, also can comprise in the updating operation information of described module file: memory device format instruction; And
Described instruction execution module also comprises: formatting unit; And
Described instruction resolution unit also is used for then sending the format notice that carries described memory device format instruction if parsing the instruction of obtaining is memory device format instruction; And
Described formatting unit obtains the memory device format instruction of wherein carrying after being used for receiving the format notice that described instruction resolution unit sends, and according to the address by this memory device format instruction appointment, described memory device is carried out format manipulation.
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105259891A (en) * 2015-09-29 2016-01-20 中航锂电(洛阳)有限公司 Cell management system upgrade method based on CAN bus
US9619244B2 (en) 2014-09-05 2017-04-11 Xiaomi Inc. Method and system for upgrading an electronic device
RU2618937C2 (en) * 2014-09-05 2017-05-11 Сяоми Инк. Updating method, device and unit for updates
CN106940649A (en) * 2016-01-04 2017-07-11 希姆通信息技术(上海)有限公司 The method of updating mobile terminal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101370078A (en) * 2008-09-05 2009-02-18 深圳创维数字技术股份有限公司 Digital television set-top box and its document upgrading apparatus and method
CN101539885A (en) * 2009-04-23 2009-09-23 大唐微电子技术有限公司 Soft ware autonomous air upgrading method of wireless communication module, device and system thereof
US7793283B2 (en) * 2002-04-01 2010-09-07 Ntt Docomo, Inc. Communication terminal software updating method, communication terminal, and software updating method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7793283B2 (en) * 2002-04-01 2010-09-07 Ntt Docomo, Inc. Communication terminal software updating method, communication terminal, and software updating method
CN101370078A (en) * 2008-09-05 2009-02-18 深圳创维数字技术股份有限公司 Digital television set-top box and its document upgrading apparatus and method
CN101539885A (en) * 2009-04-23 2009-09-23 大唐微电子技术有限公司 Soft ware autonomous air upgrading method of wireless communication module, device and system thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈志旺 等: "《51单片机快速上手》", 31 August 2009 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9619244B2 (en) 2014-09-05 2017-04-11 Xiaomi Inc. Method and system for upgrading an electronic device
RU2618937C2 (en) * 2014-09-05 2017-05-11 Сяоми Инк. Updating method, device and unit for updates
CN105259891A (en) * 2015-09-29 2016-01-20 中航锂电(洛阳)有限公司 Cell management system upgrade method based on CAN bus
CN106940649A (en) * 2016-01-04 2017-07-11 希姆通信息技术(上海)有限公司 The method of updating mobile terminal

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Application publication date: 20131002