CN108038015A - The method, apparatus and terminal of write operation are carried out to NV - Google Patents
The method, apparatus and terminal of write operation are carried out to NV Download PDFInfo
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- CN108038015A CN108038015A CN201711296659.6A CN201711296659A CN108038015A CN 108038015 A CN108038015 A CN 108038015A CN 201711296659 A CN201711296659 A CN 201711296659A CN 108038015 A CN108038015 A CN 108038015A
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- Prior art keywords
- function
- write
- write operation
- synchronous
- mbn
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0793—Remedial or corrective actions
Abstract
The present invention provides a kind of method, apparatus, terminal and computer-readable recording medium that write operation is carried out to NV, wherein, this method includes:Obtain specified function;Wherein, which includes write-in function and synchronous function;Write operation is carried out to NV according to the specified function.Solved by the present invention in the prior art when carrying out write operation to NV, occur it is abnormal cause NV incorrect, and then the problem of cause that MNB files cannot be activated, thereby may be ensured that and write as work(to NV, and then ensure that successful activation MNB files.
Description
Technical field
The present invention relates to field of communication technology, and in particular to a kind of method, apparatus, terminal and meter that write operation is carried out to NV
Calculation machine readable storage medium storing program for executing.
Background technology
With the development of the communication technology, the whole network leads to terminal and has been to be concerned by more and more people.The whole network leads to terminal and refers to support
The mobile terminal of all-network standard.The whole network leads in terminal, and each network formats correspond to different MBN files.The whole network leads to terminal
, it is necessary to internal modulation after insertion user identity identification (Subscriber Identity Module, referred to as SIM) card
Demodulator loads MBN files corresponding with SIM card according to the information of SIM card, could accessing mobile communication network.Modem
According to mobile identification number (the International Mobie Subscriber of the acquisition of information SIM card of SIM cards
Identity, referred to as IMSI), the MBN files including SIM card IMSI are determined as the corresponding MBN texts of the SIM card afterwards
Part, and load the MBN files.Non-volatile memory parameter (NV) refers to the corresponding configuration parameter of modules preserved in mobile phone,
Such as carrier network registered for marking mobile phone to allow etc.;Embedded file system (Encrypting File System,
Referred to as EFS) be the ID card No. for memory mobile phone, wireless network card physical address and network settings important information group
Part.An important factor for NV parameters and EFS files are the networks that access carrier provides.
Different types of SIM card, such as China Telecom's card, China Mobile's card, China Unicom card, when mobile phone is run, match somebody with somebody
The parameter put is not exactly the same, during card is changed, such as change activation before card modem configuration MBN files with it is current
When MBN needed for hot plug card is inconsistent, it is related to the operation such as deactivation, activation of MBN, is related to NV in this process
The renewal operation of parameter, EFS files etc., the problem of if there is NV parameter errors will causing that MBN files cannot be activated.
The content of the invention
In view of this, an embodiment of the present invention provides a kind of method, apparatus, terminal and computer that write operation is carried out to NV
Readable storage medium storing program for executing, to solve in the prior art when carrying out write operation to NV, exception occur causes NV values incorrect, and then leads
The problem of cause cannot activate MNB files.
For this reason, an embodiment of the present invention provides following technical solution:
First aspect present invention, there is provided a kind of method that write operation is carried out to NV, including:Obtain specified function;Wherein,
The specified function includes write-in function and synchronous function;Write operation is carried out to NV according to the specified function.
Alternatively, specified function is obtained;Carrying out write operation to NV according to the specified function includes:By the of terminal AP sides
One MBN files are compared with the 2nd MBN files in EFS;Determine the first MBN files with the 2nd MBN files not
When consistent, the first write-in function and the first synchronous function are obtained;According to the described first write-in function and first synchronous function
NV is written as 0.
Alternatively, specified function is obtained;Write operation is carried out according to the specified function to NV to further include:Obtain the second write-in
Function and the second synchronous function;NV is written as 7 according to the described second write-in function and second synchronous function.
Second aspect of the present invention, there is provided a kind of device that write operation is carried out to NV, including:Acquisition module, for obtaining
Specified function;Wherein, the specified function includes write-in function and synchronous function;Writing module, for according to the specified letter
It is several that write operation is carried out to NV.
Alternatively, the acquisition module includes:Comparing unit, for by the first MBN files of terminal AP sides and EFS
The 2nd MBN files be compared;Acquiring unit, for determining that the first MBN files and the 2nd MBN files differ
During cause, the first write-in function and the first synchronous function are obtained;Said write module be additionally operable to according to described first write-in function and
NV is written as 0 by first synchronous function.
Alternatively, the acquisition module is additionally operable to obtain the second write-in function and the second synchronous function;Said write module
It is additionally operable to that NV is written as 7 according to the described second write-in function and second synchronous function.
Third aspect present invention, there is provided a kind of terminal, including:At least one processor;And with it is described at least one
The memory of processor communication connection;Wherein, the memory storage has the instruction that can be performed by one processor, described
Instruction is performed by least one processor, so that any described in the above-mentioned first aspect of at least one processor execution
To NV carry out write operation method.
Fourth aspect present invention, there is provided a kind of computer-readable recording medium, is stored thereon with computer instruction, this refers to
Order is realized when being executed by processor any described the step of carrying out the method for write operation to NV in above-mentioned first aspect.
Technical solution of the embodiment of the present invention, has the following advantages that:
An embodiment of the present invention provides a kind of method, apparatus, terminal and computer-readable storage that write operation is carried out to NV
Medium, wherein, this method includes:Obtain specified function;Wherein, which includes write-in function and synchronous function;According to
The specified function carries out write operation to NV.Solve in the prior art when carrying out write operation to NV, exception occur causes NV not
Correctly, the problem of and then causing that MNB files cannot be activated, it thereby may be ensured that and write as work(to NV, and then ensure that successful activation
MNB files.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 shows the structure chart of mobile phone in the embodiment of the present invention;
Fig. 2 is the flow chart of the method according to embodiments of the present invention that write operation is carried out to NV;
Fig. 3 is the structure diagram of the device according to embodiments of the present invention that write operation is carried out to NV;
Fig. 4 is the hardware architecture diagram of terminal provided in an embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
All other embodiments obtained under the premise of creative work are made, belong to the scope of protection of the invention.
As shown in Figure 1, it is the application scenarios schematic diagram of the embodiment of the present invention.Mobile terminal can be mobile phone or tablet electricity
Brain etc. moves equipment, and mobile terminal is by taking mobile phone as an example, and the part-structure block diagram of mobile phone is as shown in Figure 1, mobile phone includes radio circuit
210th, memory 220, input unit 230, display unit 240, sensor 250, voicefrequency circuit 260, wireless module 270, processing
Device 280 and the grade of power supply 290 part.It will be understood by those skilled in the art that the handset structure shown in Fig. 1 is not formed pair
The restriction of mobile phone, can include than illustrating more or fewer components, either combine some components or different component cloth
Put.
Wherein RF circuits 210 be used for receive and send messages or communication process in, the reception and transmission of signal.Memory 220 is used for
Software program and module are stored, processor 280 is stored in the software program and module of memory 220 by operation, so that
Perform various function application and the data processing of mobile phone.Input unit 230 is used for the numeral or character information for receiving input, with
And produce the key signals input related with the user setting and function control of mobile phone.Input unit 230 may include contact panel
231 and other input equipments 232.Other input equipments 232 can include but is not limited to physical keyboard, function key, mouse, behaviour
Make the one or more in bar.Display unit 240 be used for show by information input by user or be supplied to user information and
The various menus of mobile phone.Display unit 240 can include display panel 241.Contact panel 231 can cover display panel 241, when
Contact panel 231, which detects, on it or after neighbouring touch operation, sends processor 280 to determine the class of touch event
Type, is followed by subsequent processing device 280 and corresponding visual output is provided on display panel 241 according to the type of touch event.
Mobile phone may also include at least one sensor 250, such as optical sensor, motion sensor and other sensors.Light
Sensor may include ambient light sensor and proximity sensor, and environmental sensor can adjust display according to the light and shade of ambient light
The brightness of panel 241, proximity sensor can close display panel 241 and/or backlight when mobile phone is moved in one's ear.This implementation
In example on the housing for the front and back that optical sensor can be arranged on mobile phone, for detecting blocked area when user holds mobile phone
Domain.It can also include pressure sensor herein, be arranged on the front or back housing of mobile phone, for the side by detecting pressure
Formula obtains occlusion area when user holds mobile phone.In addition, mobile phone can also configure gyroscope, barometer, hygrometer, temperature
The other sensors such as meter, infrared ray sensor, repeat no more.
Voicefrequency circuit 260, loudspeaker 261, microphone 262 can provide the audio interface between user and mobile phone.Wireless mould
Block 270 can be WIFI module, provide wireless the Internet access service to the user.
Processor 280 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, is led to
Cross operation or perform the software program and/or module being stored in memory 220, and call and be stored in memory 220
Data, perform the various functions and processing data of mobile phone, so as to carry out integral monitoring to mobile phone.Optionally, processor 280 can be with
Including one or more processing units.In addition, mobile phone further includes the power supply 290 of each component power supply, by power-supply management system with
Processor 280 is logically contiguous, so as to realize the functions such as management charging, electric discharge and power managed by power-supply management system.
Although being not shown, mobile phone can also include camera, bluetooth module etc., and details are not described herein.
A kind of method that write operation is carried out to NV is provided in the present embodiment, available for above-mentioned mobile terminal, such as hand
Machine, tablet computer etc., Fig. 2 are the flow charts of the method according to embodiments of the present invention that write operation is carried out to NV, as shown in Fig. 2,
The flow includes the following steps:
Step S201, obtains specified function;Wherein, which includes write-in function and synchronous function;Such as need
Synchronous function in addition, avoids writing NV71546 under some scenes unsuccessful in the write-in function operated to NV71546.
Realization synchronizes EFS subregions when writing NV71546, prevent that this NV71546 is no synchronous after write, so that what power down was lost
Phenomenon.
Step S202, write operation is carried out according to the specified function to NV.
By above-mentioned steps, write operation is performed to NV according to write-in function and synchronous function jointly, compared with the prior art
In activation MBN schemes, in the loading flow of MBN NV71546 can be operated accordingly, first determine whether in terminal AP sides
MBN files and the MBN files in EFS it is whether identical, NV71546 is not processed when both are identical, when both are different,
NV71546 is first arranged to 0 according to write-in function, then the MBN files in EFS are deactivated and are deleted again, by terminal AP sides not
Same MBN files are loaded into EFS, and NV71546 finally is arranged to 7 according to write-in function, but in some scenarios, it is right
NV71546 carries out that exception occurs during write operation, causes the value abnormal, so that cannot be according to NV into the corresponding MBN of line activating;
Above-mentioned steps are solved in the prior art when carrying out write operation to NV, and exception occur causes NV values incorrect, and then causes not
The problem of MNB files can be activated, thereby may be ensured that and write as work(to NV, and then ensure that successful activation MNB files.
In one alternate embodiment, above-mentioned steps specifically include:By in the first MBN files of terminal AP sides and EFS
2nd MBN files are compared, and upper strata and bottom, i.e. the MBN files of the AP sides of terminal and EFS zone configurations are illustrated if identical
Equally, avoid the need for handling.When determining the first MBN files and inconsistent the 2nd MBN files, the first write-in function is obtained
With the first synchronous function;NV is written as 0 according to the first write-in function and first synchronous function.It is if that is, different
If just need that NV71546 first is arranged to 0, it for 0 is exactly not allow bottom further according to SIM card information to activate MBN to set this value
File because now need to deactivate MBN files and deletion action, reaching can deactivate and delete different MBN's
Purpose.Specifically, the first MBN files and during inconsistent the 2nd MBN files, in the first write-in function pdc_enable_auto_
The second synchronous function efs_sync ("/") this synchronic command is added in selection to NV71546 write-ins 0, solves existing skill
Function pdc_enable_auto_selection is used only in art NV71546 is write into EFS subregions, this writing mode can go out
Existing power down or other situations, not between subregion the problem of synchronization.
Here AP sides are the MBN files stored under cellphone directory/data/misc/radio catalogues, such as below:
alchemy:/data/misc/radio/modem_config/mcfg_sw/generic#ls-l
ls-l
total 80
drwx------7 radio radio 4096 1970-01-30 20:33 apac
drwx------5 radio radio 4096 1970-01-30 20:33 china
drwx------8 radio radio 4096 1970-01-30 20:33 common
drwx------10 radio radio 4096 1970-01-30 20:33 eu
drwx------6 radio radio 4096 1970-01-30 20:33 korea
drwx------3 radio radio 4096 1970-01-30 20:33 latam
drwx------6 radio radio 4096 1970-01-30 20:33 na
drwx------3 radio radio 4096 1970-01-30 20:33 russia
drwx------3 radio radio 4096 1970-01-30 20:33 sa
drwx------12 radio radio 4096 1970-01-30 20:33 sea。
This numeral of the NV71546 that high-pass platform code is finished writing is 7, and it is 111 to be converted to after 2 systems, wherein first is
According to the IMSI information of SIM card into line activating card, the 3rd is to be configured according to ICCID information into line activating card, only this value
Corresponding MBN files could be activated automatically according to the information of SIM card afterwards, would not be according to SIM card if be configured without
Information is activated corresponding MBN files automatically.Therefore in another alternative embodiment, above-mentioned steps specifically include:Obtain
Second write-in function and the second synchronous function;NV is written as 7 according to the second write-in function and second synchronous function.By before
Judgement when finally writing the operation that NV71546 is 7 delete it is last write operation that NV71546 is 7 without judging, finally write from memory
Recognize and write the values into 7, ensure the NV for 7, which could be according to the card progress corresponding MBN files of normal Activate for 7.
A kind of device that write operation is carried out to NV is additionally provided in the present embodiment, which is used for realization above-described embodiment
And preferred embodiment, carried out repeating no more for explanation.As used below, term " module " can be realized predetermined
The combination of the software and/or hardware of function.Although following embodiments described devices is preferably realized with software, firmly
Part, or the realization of the combination of software and hardware is also what may and be contemplated.
Fig. 3 is the structure diagram of the device according to embodiments of the present invention that write operation is carried out to NV, as shown in figure 3, the dress
Put including:Acquisition module 31, for obtaining specified function;Wherein, which includes write-in function and synchronous function;Write-in
Module 32, for carrying out write operation to NV according to the specified function.
Alternatively, which includes:Comparing unit, for by the in the first MBN files of terminal AP sides and EFS
Two MBN files are compared;Acquiring unit, during for determining that the first MBN files and the 2nd MBN files are inconsistent, obtains
First write-in function and the first synchronous function;The writing module is additionally operable to according to the first write-in function and first synchronous function
NV is written as 0.
Alternatively, which is additionally operable to obtain the second write-in function and the second synchronous function;The writing module is also used
According to this second write-in function and second synchronous function NV is written as 7.
The device that write operation is carried out to NV in the present embodiment is presented in the form of functional unit, and unit here is
Refer to ASIC circuit, perform one or more softwares or the processor and memory of fixed routine, and/or other can provide it is above-mentioned
The device of function.
The further function description of above-mentioned modules is identical with above-mentioned corresponding embodiment, and details are not described herein.
Referring to Fig. 4, Fig. 4 is a kind of structure diagram for terminal that alternative embodiment of the present invention provides, as shown in figure 4,
The terminal can include:At least one processor 401, such as CPU (Central Processing Unit, central processing unit),
At least one communication interface 403, memory 404, at least one communication bus 402.Wherein, communication bus 402 is used for realization this
Connection communication between a little components.Wherein, communication interface 403 can include display screen (Display), keyboard (Keyboard),
Optional communication interface 403 can also include standard wireline interface and wireless interface.Memory 404 can be high-speed RAM memory
(Random Access Memory, effumability random access memory) or non-labile memory (non-
Volatile memory), a for example, at least magnetic disk storage.Memory 404 optionally can also be at least one positioned at remote
From the storage device of aforementioned processor 401.Wherein processor 401 can be deposited with device described in conjunction with Figure 3 in memory 404
Store up batch processing code, and processor 401 calls the program code that stores in memory 404, for perform it is a kind of to NV into
The method of row write operation, that is, be used to perform following operation:
Obtain specified function;Wherein, the specified function includes write-in function and synchronous function;
Write operation is carried out to NV according to the specified function.
In the embodiment of the present invention, processor 401 calls the program code in memory 404, is additionally operable to perform following operation:
By the first MBN files of terminal AP sides compared with the 2nd MBN files in EFS;
When determining that the first MBN files and the 2nd MBN files are inconsistent, the first write-in function and first same is obtained
Walk function;
NV is written as 0 according to the described first write-in function and first synchronous function.
In the embodiment of the present invention, processor 401 calls the program code in memory 404, is additionally operable to perform following operation:
Obtain the second write-in function and the second synchronous function;
NV is written as 7 according to the described second write-in function and second synchronous function.
Wherein, communication bus 402 can be Peripheral Component Interconnect standard (peripheral component
Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (extended industry standard
Architecture, abbreviation EISA) bus etc..Communication bus 402 can be divided into address bus, data/address bus, controlling bus etc..
For ease of representing, only represented in Fig. 4 with a thick line, it is not intended that an only bus or a type of bus.
Wherein, memory 404 can include volatile memory (English:Volatile memory), such as arbitrary access
Memory (English:Random-access memory, abbreviation:RAM);Memory can also include nonvolatile memory (English
Text:Non-volatile memory), such as flash memory (English:Flash memory), hard disk (English:hard disk
Drive, abbreviation:HDD) or solid state hard disc is (English:Solid-state drive, abbreviation:SSD);Memory 404 can be with
The combination of memory including mentioned kind.
Wherein, processor 401 can be central processing unit (English:Central processing unit, abbreviation:
CPU), network processing unit (English:Network processor, abbreviation:NP) or CPU and NP combination.
Wherein, processor 401 can further include hardware chip.Above-mentioned hardware chip can be application-specific integrated circuit
(English:Application-specific integrated circuit, abbreviation:ASIC), programmable logic device (English
Text:Programmable logic device, abbreviation:PLD) or it is combined.Above-mentioned PLD can be complicated programmable logic device
Part (English:Complex programmable logic device, abbreviation:CPLD), field programmable gate array (English
Text:Field-programmable gate array, abbreviation:FPGA), Universal Array Logic (English:generic array
Logic, abbreviation:GAL) or it is combined.
Alternatively, memory 404 is additionally operable to storage program instruction.Processor 401 can be instructed with caller, be realized such as this
Apply for the method that write operation is carried out to NV shown in Fig. 1 embodiments.
The embodiment of the present invention additionally provides a kind of non-transient computer storage medium, and the computer-readable storage medium is stored with
Computer executable instructions, the computer executable instructions can perform in above-mentioned any means embodiment and carry out write operation to NV
Method.Wherein, the storage medium can be magnetic disc, CD, read-only memory (Read-Only Memory, ROM), with
Machine storage memory (Random Access Memory, RAM), flash memory (Flash Memory), hard disk (Hard
Disk Drive, abbreviation:) or solid state hard disc (Solid-State Drive, SSD) etc. HDD;The storage medium can also wrap
Include the combination of the memory of mentioned kind.
Although being described in conjunction with the accompanying the embodiment of the present invention, those skilled in the art can not depart from the present invention
Spirit and scope in the case of various modification can be adapted and modification, such modifications and variations are each fallen within by appended claims institute
Within the scope of restriction.
Claims (8)
- A kind of 1. method that write operation is carried out to NV, it is characterised in that including:Obtain specified function;Wherein, the specified function includes write-in function and synchronous function;Write operation is carried out to NV according to the specified function.
- 2. according to the method described in claim 1, it is characterized in that, obtain specified function;According to the specified function to NV into Row write operation includes:By the first MBN files of terminal AP sides compared with the 2nd MBN files in EFS;When determining the first MBN files and inconsistent the 2nd MBN files, the first write-in function and the first synchronous letter are obtained Number;NV is written as 0 according to the described first write-in function and first synchronous function.
- 3. according to claim 1 or claim 2, it is characterised in that obtain specified function;According to the specified function pair NV carries out write operation and further includes:Obtain the second write-in function and the second synchronous function;NV is written as 7 according to the described second write-in function and second synchronous function.
- A kind of 4. device that write operation is carried out to NV, it is characterised in that including:Acquisition module, for obtaining specified function;Wherein, the specified function includes write-in function and synchronous function;Writing module, for carrying out write operation to NV according to the specified function.
- 5. device according to claim 4, it is characterised in that the acquisition module includes:Comparing unit, for by terminal First MBN files of AP sides are compared with the 2nd MBN files in EFS;Acquiring unit, for determining the first MBN texts When part and inconsistent the 2nd MBN files, the first write-in function and the first synchronous function are obtained;Said write module is additionally operable to that NV is written as 0 according to the described first write-in function and first synchronous function.
- 6. according to the device described in claim 4 or 5, it is characterised in that the acquisition module is additionally operable to obtain the second write-in Function and the second synchronous function;Said write module is additionally operable to will according to the described second write-in function and second synchronous function NV is written as 7.
- A kind of 7. terminal, it is characterised in that including:At least one processor;And connect with least one processor communication The memory connect;Wherein, the memory storage has an instruction that can be performed by one processor, described instruction by it is described extremely A few processor performs so that at least one processor perform in the claims 1-3 it is any it is described to NV into The method of row write operation.
- 8. a kind of computer-readable recording medium, is stored thereon with computer instruction, it is characterised in that the instruction is held by processor Realized during row any described the step of carrying out the method for write operation to NV in the claims 1-3.
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KR20060025816A (en) * | 2004-09-17 | 2006-03-22 | 주식회사 팬택 | System for controlling specificity of wireless communication terminal with nv memory |
CN103077100A (en) * | 2013-01-31 | 2013-05-01 | 广东欧珀移动通信有限公司 | Nonvolatile data backup and recovery method |
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CN106293801A (en) * | 2015-06-29 | 2017-01-04 | 展讯通信(上海)有限公司 | Mobile terminal and data updating method, system and upgrading data generating device |
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