CN105376776B - Network communicating function abnormal processing method, application processor and mobile terminal - Google Patents
Network communicating function abnormal processing method, application processor and mobile terminal Download PDFInfo
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- CN105376776B CN105376776B CN201510824870.5A CN201510824870A CN105376776B CN 105376776 B CN105376776 B CN 105376776B CN 201510824870 A CN201510824870 A CN 201510824870A CN 105376776 B CN105376776 B CN 105376776B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
Abstract
The embodiment of the invention discloses the processing method that a kind of network communicating function is abnormal, including：When AP receptions Modem detects the abnormal instruction message that internal storage access mistake is sent, the abnormal cause of internal storage access mistake is determined；If the occurrence number of identical abnormal cause reaches preset times in preset duration, AP obtains the first currently used protocol stacks of Modem；AP closes the second protocol stack that selection in the first protocol stack, and the multiple protocol stacks supported from Modem removes the first protocol stack；AP opens second protocol stack, and carries out network registry using second protocol stack；If network registry success, AP record current positional information；If network registry fails, AP recovers the default protocol stack in multiple protocol stacks of support and/or resets the Modem.The embodiment of the invention also discloses a kind of application processor and mobile terminal., can quick detection and the exception of recovery network using the present invention.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of processing method of network communicating function exception, application processor
And mobile terminal.
Background technology
With the development of the communication technology, the type for the communication standard that mobile phone is supported is more and more, such as：One mobile phone is simultaneously
2G, 3G and 4G of different operators communication standard are supported, saves the inconvenience for changing mobile phone.The high speed development of mobile Internet makes
Data service occupies absolute proportion, so as to which the effect of the modem in mobile phone and status become more and more important, modem
For data to be sent to be converted into radiofrequency signal and radiofrequency signal is converted into pending data, processing AS (Access
Stratum, Access Layer, abbreviation AS) and NAS (Non Access Stratum, Non-Access Stratum, abbreviation NAS) signaling, Yi Jiyu
AP application processors enter line interface etc..Sufficiently complex in the mobile network environment residing for mobile phone, mobile phone often leads in different
Switched between letter standard, often occur during communication standard switches it is abnormal, mobile phone can not normal Networked communication,
Such as internal storage access mistake.In order to solve can not Networked communication exception, the solution used at present is：Mobile phone is moved to newly
The band of position when, update and ask to network side launch position, network side configures to mobile phone again, recovers modem
Configuration parameter；Or user is had found after being unable to Networked communication for a long time, pressure is carried out to mobile terminal manually and restarts recovery or sets
Put the configuration parameter of modem.But the time that two schemes expend is long, user is difficult to endure.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided a kind of abnormal processing side of network communicating function
Method, application processor and mobile terminal.Can solve data service in the prior art occur it is abnormal can not in the case of Networked communication,
It can not automatically attempt to recover or recover communication service to take the problem of long.
In order to solve the above-mentioned technical problem, first aspect of the embodiment of the present invention provides a kind of network communicating function exception
Processing method, including：
When application processor receiving modem detects the abnormal instruction message that internal storage access mistake is sent, institute is determined
State the abnormal cause of internal storage access mistake；
If the occurrence number of identical abnormal cause reaches preset times in preset duration, the application processor obtains institute
State the first currently used protocol stack of modem；
The application processor closes first protocol stack, and the multiple protocol stacks supported from the modem
In selection except first protocol stack second protocol stack；
The application processor opens the second protocol stack, and carries out network registry using the second protocol stack；
If network registry success, the application processor record current positional information；
If network registry fails, the application processor recovers the default protocol stack in multiple protocol stacks of the support
On off state and/or the reset modem.
With reference in a first aspect, in the first possible implementation, in addition to：
If the occurrence number of identical abnormal cause is not up to preset times in preset duration, the application processor resets
The modem.
With reference to first aspect or the first possible implementation, in second of possible implementation, if the net
Network succeeds in registration, after application processor records current positional information, in addition to：
If positional information updates, the application processor recovers the default protocol in multiple protocol stacks of the support
The on off state and/or the reset modem of stack.
With reference to second of possible implementation of first aspect, in the third possible implementation, in addition to：
If the abnormal cause of the internal storage access mistake does not report, abnormal cause and the day of the internal storage access mistake are obtained
Will；
The abnormal cause, the current positional information and daily record are reported into network side and/or the display exception
Reason.
With reference to first aspect the 3rd to the 4th kind of possible implementation in any one, in the 6th kind of possible reality
It is described that the abnormal cause, the current positional information and daily record are reported network side and included in existing mode：
Scan the wifi hotspot of surrounding and after communication connection is established with wifi hotspot, pass through the wifi for establishing communication connection
The abnormal cause, the current positional information and daily record are reported network side by focus.
Second aspect of the embodiment of the present invention provides a kind of application processor, including：
Determining module, when detecting the abnormal instruction message that internal storage access mistake is sent for receiving modem, really
The abnormal cause of the fixed internal storage access mistake；
Acquisition module, if the occurrence number for the identical abnormal cause in preset duration reaches preset times, obtain institute
State the first currently used protocol stack of modem；
Selecting module, for closing first protocol stack, and the multiple protocol stacks supported from the modem
In selection except first protocol stack second protocol stack；
Registering modules, network registry is carried out for opening the second protocol stack, and using the second protocol stack；
Logging modle, if the registering result for the Registering modules is successfully, record current positional information；
First reseting module, if the registering result for the Registering modules is failure, recover multiple associations of the support
Discuss the on off state of the default protocol stack in stack and/or reset the modem.
With reference to second aspect, in the first possible implementation, in addition to：
Second reseting module, if the occurrence number for the identical abnormal cause in preset duration is not up to preset times,
Reset the modem.
With reference to second aspect or the first possible implementation, in second of possible implementation, in addition to：
Recovery module, if being changed for positional information, recover the default protocol in multiple protocol stacks of the support
The on off state and/or the reset modem of stack.
With reference to second of possible implementation of second aspect, in the third possible implementation, in addition to：
Reporting module, if the abnormal cause for the internal storage access mistake does not report, obtain the internal storage access mistake
Abnormal cause and daily record；The abnormal cause, the current positional information and daily record are reported into network side and/or display
The abnormal cause.
With reference to any one in second aspect to the third possible implementation, in the 4th kind of possible implementation
In, the reporting module is used for：
Scan the wifi hotspot of surrounding and after communication connection is established with wifi hotspot, pass through the wifi for establishing communication connection
The abnormal cause, the current positional information and daily record are reported network side by focus.
The embodiment of the present invention provides a kind of mobile terminal, including the application processor described in above-mentioned any one.
Implement the embodiment of the present invention, have the advantages that：
Application processor receives modem and detects the abnormal instruction message sent during internal storage access mistake, closes
The currently used protocol stack of modem, currently used agreement is selected from multiple protocol stacks of modem support
Other protocol stacks of stack, open other protocol stacks and use other protocol stack registered networks, in network on successful registration, record
Current positional information.It so can not be quickly detected during normal work in modem, and pass through other protocol stacks
Carrying out the mode of network registry makes modem automatically attempt to recover normal, avoids that mobile phone is restarted in pressure or location updating causes
It is time-consuming long the problem of, reduce time of network disaster recovery.
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 required accompanying drawing used 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, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the abnormal processing method of network communicating function provided in an embodiment of the present invention；
Fig. 2 is a kind of another flow signal of the abnormal processing method of network communicating function provided in an embodiment of the present invention
Figure；
Fig. 3 is a kind of another flow signal of the abnormal processing method of network communicating function provided in an embodiment of the present invention
Figure；
Fig. 4 is a kind of structural representation of application processor provided in an embodiment of the present invention；
Fig. 5 is a kind of another structural representation of application processor provided in an embodiment of the present invention；
Fig. 6 is a kind of another structural representation of application processor provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is a kind of schematic flow sheet of the processing method of internal storage access mistake provided in an embodiment of the present invention referring to Fig. 1,
In the embodiment of the present invention, methods described includes：
When S101, application processor receiving modem detect the abnormal instruction message that internal storage access mistake is sent,
Determine the abnormal cause of the internal storage access mistake.
Specifically, specifically, modem is used to baseband signal being converted to radiofrequency signal, and radiofrequency signal is turned
Baseband signal is changed to, AS and NAS signaling is handled and enters line interface etc. with AP application processors, be mainly used in data industry
Business；Modem supports various protocols stack.The mistake occurred during internal storage access misrepresentation modem access internal memory, example
Such as：The pointer transmitted between function be null pointer, modem read internal memory cross the border or write internal memory when cross the border
Deng internal storage access mistake, wherein modem can utilize BSP (Board Support Package, board suppot package, letter
Claim BSP) whether Programmable detection internal storage access make a mistake, after modem detects, and internal storage access mistake occurs, adjust
Modulator-demodulator can collapse, and can not be normally carried out data processing, cause user cannot get online.Protocol stack represents some communication system
The summation of various protocols corresponding to formula, such as：Protocol stack includes global system for mobile communications (Global System for
Mobile Communication, abbreviation GSM) protocol stack, enhanced data rates for gsm evolution technology (Enhanced
DataRate for GSM Evolution, abbreviation EDGE) protocol stack, high speed downlink packet access technology (High Speed
DownlinkPacketAccess, abbreviation HSPDA) protocol stack, CDMA (the Time Division- of time division synchronous
Synchronous Code Division MultipleAccess, abbreviation TD-SCDMA) protocol stack, time division duplex Long Term Evolution
LTE (Time-Division Duplex Long Term Evolution, abbreviation TDD-LTE) protocol stack, FDD are long-term
Evolution (Frequency-Division Duplex, abbreviation FDD-LTE) protocol stack etc., below each communication standard protocol stack again
Including multiple sub-protocol stacks, here is omitted.The abnormal cause for causing internal storage access mistake is diversified, modulation /demodulation
When device detects internal storage access mistake, abnormal instruction message is sent to application processor, application processor receives abnormal instruction
Message is, it is necessary to position the abnormal cause of internal storage access mistake；For example, abnormal cause includes：Write operation address out of range, read operation
Cross the border, transmit null pointer etc. in location.
It should be noted that modem can be integrated in application processor AP inside or independently of should
With a chip of processor, the present invention is not restricted.
If S102, the occurrence number of identical abnormal cause reaches preset times, the application processor in preset duration
Obtain the first currently used protocol stack.
Specifically, preset duration and preset times are previously provided with, in preset duration internal modulation demodulator often detects
When depositing access errors, abnormal cause is determined, and stored count is carried out to various abnormal causes, when certain type of abnormal cause exists
Occurrence number in preset duration exceedes preset times, shows that the currently used protocol stack of modem goes out in the process of running
Existing problem, application processor need to obtain the first currently used protocol stack of modem.Wherein preset duration, preset times
It is not restricted, can carries out according to the actual requirements self-defined with the type present invention of identical abnormal cause.
S103, the application processor close first protocol stack, and support from the modem multiple
Selection in protocol stack is except the second protocol stack of first protocol stack.
Specifically, the first protocol stack is the protocol stack for triggering internal storage access mistake, application processor needs to close the first association
Stack is discussed, prevents internal storage access mistake from repeated.One is selected in multiple protocol stacks that application processor is supported from modem
The individual second protocol stack for removing the first protocol stack.Then, modem determines to select in multiple protocol stacks that modem is supported
The second protocol stack except the first protocol stack is selected, wherein, the strategy of modem selection can be：Selection is lower than the first protocol stack
The protocol stack of one-level is as second protocol stack；Or the signal intensity of cell signal corresponding to each protocol stack of measurement surrounding, it will believe
The protocol stack of number maximum intensity is as second protocol stack；Or selection protocol stack more higher leveled than the first protocol stack is as second protocol
Stack；Or second protocol stack is determined using other strategies, the present invention is not restricted.
S104, the application processor open the second protocol stack, and carry out network note using the second protocol stack
Volume.
Specifically, after closing the first protocol stack, mobile terminal is converted to non-service state, and application processor opens selection
Second protocol stack, network registry is carried out using second protocol stack, the process of network registry is：Mobile terminal is initiated attached to network side
Request (attachrequest), if network side allows mobile terminal to access, attachment response (attach is returned to mobile terminal
Response), network registry success is represented, mobile terminal has been converted to service state；If network side does not allow mobile terminal to connect
Enter, error message is returned to mobile terminal, represent network registry failure.
S105, judge whether network registry succeeds.
Specifically, application processor judges whether network registry succeeds, if it is judged that being yes, S106 is performed, if
Judged result is no, performs S107.
S106, the application processor record current positional information.
Specifically, positional information represents that logical place, positional information can be small to mobile terminal in the mobile communication network
Area identifies or regional location code or position tracking region etc., and the present invention is not restricted.If use second protocol stack registered network
Success, records current positional information.
S107, the application processor recover the on off state of the default protocol stack in multiple protocol stacks of the support
And/or reset the modem.
Specifically, default protocol stack is the protocol stack pre-set, default protocol stack is that modem supports multiple
One in protocol stack, all regions can be directed to herein and set the protocol stack of same acquiescence initially to be selected as modem
The protocol stack used is selected, single area can also be directed to or set different acquiescences to assist respectively in some region of multiple areas
Stack is discussed, the embodiment of the present invention is not limited in any way.If failed using second protocol stack registered network, open pre-set it is silent
Recognize protocol stack and reset operation is carried out to modem, after resetting operation, modem is carried out using default protocol stack
Work.
Implement embodiments of the invention, application processor is received when modem detects internal storage access mistake and sent
Abnormal instruction message, the currently used protocol stack of modem is closed, in the multiple protocol stacks supported from modem
Other protocol stacks of currently used protocol stack are selected, other protocol stacks is opened and uses other protocol stack registered networks,
On successful registration during network, current positional information is recorded.So can not quickly it be detected during proper communication in modem
Measure, and make modem automatically attempt to recover normal by way of other protocol stacks carry out network registry, avoid forcing
The problem of long is taken caused by restarting mobile phone or location updating, reduces the time of network disaster recovery.
Referring to Fig. 2, for a kind of flow signal of the abnormal processing method of network communicating function provided in an embodiment of the present invention
Figure, in embodiments of the present invention, methods described includes：
Whether S201, modem detect internal storage access mistake.
Specifically, modem is arranged in mobile phone, can be encapsulated as in application processor AP, or independently of at
Device is managed, the present invention is not restricted.The mutual conversion that modem is used between baseband signal and radiofrequency signal, is mainly used in
Data service.The mistake occurred during internal storage access misrepresentation modem access internal memory, the operation to internal memory are divided into reading behaviour
Two kinds of work and write operation, the mistake occurred during read operation and write operation includes：Read or write not in internal memory and be correct
Data, reading or the address of write-in it is incorrect etc., such as：Internal storage access mistake includes：The pointer transmitted between function is sky
Pointer, the address for causing to read or writing internal memory are made a mistake；Internal memory is read to cross the border or write in internal memory crosses the border etc.
Access errors are deposited, cross the border the address for representing read operation or write operation not in specified address realm；Internal storage access mistake it is different
Often reason can be divided into a variety of, and identical internal storage access mistake may be as caused by different abnormal causes, specific abnormal cause
Positioning can determine that the present invention is not restricted using any known means.Modem detects whether that internal memory, which occurs, visits
Asking the method for mistake can be：When starting application program corresponding to modem, while start BSP programs, modulation /demodulation
During operation, BSP program monitorings application program accesses internal memory and is whether that internal storage access occurs application program corresponding to device
Mistake, if internal storage access mistake occurs, S202 is performed, if not making a mistake, perform S201.During generation internal storage access mistake,
Application program will be unable to normal operation corresponding to modem, even result in program crashing, because modem is mainly used
In data service, internet can not be accessed by directly contributing user.
S202, the modem indicate this exception of application processor processes.
Specifically, this abnormal method of modem instruction application processor processes can be：Modem to
Application processor sends abnormal instruction message, and application processor is received in abnormal instruction message shows that modem detects
Access errors are deposited, now application processor needs to handle the exception.Wherein, exception indicates the form present invention of message not
It is restricted, can realizes or construct new message using the mode of extended field in existing message to realize.
S203, the application processor determine the abnormal cause of the internal storage access mistake.
Wherein, the abnormal cause of internal storage access mistake is varied, and different abnormal causes may cause internal storage access
Mistake, such as：The abnormal causes such as write operation address out of range, read operation address out of range or illegal pointer can cause internal storage access wrong
By mistake, application processor determines the abnormal cause of internal storage access mistake when modem detects internal storage access mistake.
Whether the occurrence number of identical abnormal cause reaches preset times in S204, preset duration.
Specifically, preset duration and preset times are previously provided with, in preset duration internal modulation demodulator often detects
When depositing access errors, abnormal cause is determined, and stored count is carried out to various abnormal causes；Judge certain type of abnormal cause
Whether the occurrence number in preset duration exceedes preset times, if so, then showing the currently used protocol stack of modem
Go wrong in the process of running, application processor needs to obtain the first currently used protocol stack of modem, if S204
Judged result be it is yes, perform S205；If S204 judged result is no, S206 is performed.Wherein preset duration, preset times
It is not restricted, can carries out according to the actual requirements self-defined with the type present invention of identical abnormal cause.
S205, the application processor obtain the first currently used protocol stack of the modem.
Specifically, protocol stack represents the summation of various protocols stack corresponding to some communication standard, such as：Protocol stack includes
Gsm protocol stack, EDGE protocol stacks, HSPDA protocol stacks, TD-SCDMA protocol stacks, TDD-LTE protocol stacks, FDD-LTE protocol stacks
Deng, include multiple sub-protocol stacks again below each communication standard protocol stack, such as：TD-LTE protocol stacks include PHY again
Stack, media access control layer MAC protocol stack, wireless spread-spectrum technology rlc protocol stack, RRC protocol stacks, PDCP protocol stacks and NAS associations
Discuss stack etc..Here is omitted.The method that application processor obtains currently used the first protocol stack of modem can be：
The state flag bit of presentation protocol stack obtains the first currently used protocol stack in application processor inquiry modem, such as
Flag bit 1 represents that corresponding protocol stack is opening, and flag bit 0 represents that corresponding protocol stack is closed mode.
S206, the application processor reset the modem.
Wherein, application processor can be sent to modem resets instruction, and modem enters according to reset instruction
Row resets operation.After S206 is finished, S217 is performed.
S207, the application processor close first protocol stack, and support from the modem multiple
Selection is except the second protocol stack of first protocol stack in protocol stack.
Specifically, using the first protocol stack internal storage access mistake occurs for modem, in order to prevent internal storage access mistake
It repeated, application processor needs to close the first protocol stack.Then, application processor determines that modem is supported multiple
Selection removes the second protocol stack of the first protocol stack in protocol stack, wherein, the strategy of application processor selection can be：Selection is than the
The protocol stack of the low one-level of one protocol stack is as second protocol stack；Or the signal of cell signal corresponding to each protocol stack of measurement surrounding
Intensity, using the maximum protocol stack of signal intensity as second protocol stack；Or selection protocol stack more higher leveled than the first protocol stack is made
For second protocol stack；Or second protocol stack is determined using other strategies, the present invention is not restricted.
S208, the application processor open the second protocol stack, and carry out network note using the second protocol stack
Volume.
Specifically, after closing the first protocol stack, mobile terminal is converted to non-service state, and application processor opens selection
Second protocol stack, network registry is carried out using second protocol stack, the process of network registry is：It is mobile to be asked to network side initiation attachment
(attachrequest) is asked, if network side allows mobile terminal to access, attachment response (attach is returned to mobile terminal
Response), network registry success is represented, mobile terminal has been converted to service state；If network side does not allow mobile terminal to connect
Enter, error message is returned to mobile terminal, represent network registry failure.
Whether S209, network registry succeed.
Specifically, application processor judge using second protocol stack whether network on successful registration, if S209 judgement
As a result it is yes, performs S210；If S209 judged result is no, S211 is performed.
S210, the application processor record current positional information.It should be noted that after having performed S210, can
With parallel execution S214 and S212.
Specifically, positional information represents the mark for the logical place planned in advance in mobile communications network, for example, position is believed
Breath includes cell ID or location area code etc..
S211, the application processor recover the on off state of the default protocol stack in multiple protocol stacks of the support
And/or reset the modem.
Specifically, application processor is using second protocol stack, the upper network of registration, application processor determine acquiescence association not successfully
Stack is discussed, recovers default protocol stack and transmission reset instruction carries out reset operation to modem.Default protocol stack is modulation
A protocol stack pre-set in multiple protocol stacks that demodulator is supported, it is same that all regions setting can be directed to herein
The protocol stack that the protocol stack of acquiescence uses as modem initial selected, single area can also be directed to or in a certain area
Multiple areas in domain set different default protocol stacks respectively, and the embodiment of the present invention is not limited in any way.After carrying out reset operation,
Application processor carries out network registry using default protocol stack, after network registry success, is operated using default protocol stack.
Whether S212, positional information change.
Specifically, application processor periodically obtains positional information, upper obtain in the positional information that currently obtains and once
The positional information taken performs S210, otherwise continues executing with S212 compared to when changing.For example, positional information is cell ID,
Mobile terminal is moved to another cell by a cell, represents that positional information changes；Positional information is location area code, is moved
Dynamic terminal is moved to another band of position by a band of position, shows that positional information changes.Application processor obtains
The cycle present invention of positional information is not restricted, and can be configured according to the actual requirements.
S213, the application processor recover the on off state of the default protocol stack in multiple protocol stacks of the support
And/or reset the modem.
Specifically, application processor, which obtains modem, detects the multiple protocol stacks supported before internal storage access mistake
In initial switch state corresponding to each protocol stack, by current switch shape corresponding to each protocol stack in multiple protocol stacks of support
State returns to initial switch state.An only protocol stack is opening to multiple protocol stacks that modem is supported every time,
Remaining protocol stack is closed mode.
Whether S214, the abnormal cause of internal storage access mistake have reported.
Specifically, the abnormal cause of internal storage access mistake can be represented by reason-code, different abnormal causes pair
The reason for different code is answered, while abnormal cause can be represented by way of text description, judge the exception of internal storage access mistake
Whether reason had reported, if it is judged that being yes, performed S217；If it is judged that being no, S215 is performed.
S215, the abnormal cause for obtaining the internal storage access mistake and daily record.
Wherein, daily record represents the operation information of modem access internal memory, and operation information includes：Operational order, operation
Time and returning result.
S216, the abnormal cause, the current positional information and daily record reported described in network side and/or display
Abnormal cause.
Specifically, abnormal cause, current positional information and daily record are reported network side by application processor, wherein, can
In the case of connecting wifi hotspot in mobile terminal, above- mentioned information is reported by network side by wifi hotspot, to save
Flow.Or application processor can also include abnormal cause on the display screen of mobile terminal, be checked for user.
S217, the application processor processes this abnormal endings.
Implement embodiments of the invention, application processor is connected to modem and detects what is sent during internal storage access mistake
Abnormal instruction message, closes currently used protocol stack, currently used protocol stack is selected from multiple protocol stacks of support
Other protocol stacks, open other protocol stacks and use other protocol stack registered networks, in network in registration, record current
Positional information, in network on unregistered, recover default protocol stack and restart modem.So can not in modem
Quickly it is detected during normal work, and makes modem recovery normal by way of network registry, avoids forcing weight
The problem of long is taken caused by opening mobile phone or location updating, reduces the time of network disaster recovery.
Referring to Fig. 3, for a kind of another flow of the abnormal processing method of network communicating function provided in an embodiment of the present invention
Schematic diagram, in embodiments of the present invention, methods described include：
Whether S301, modem detect internal storage access mistake.
Specifically, modem is arranged in mobile phone, can be encapsulated as in application processor AP, or independently of at
Device is managed, the present invention is not restricted.The mutual conversion that modem is used between baseband signal and radiofrequency signal, is mainly used in
Data service.The mistake occurred during internal storage access misrepresentation modem access internal memory, the operation to internal memory are divided into reading behaviour
Two kinds of work and write operation, the mistake occurred during read operation and write operation includes：Read or write not in internal memory and be correct
Data, reading or the address of write-in it is incorrect etc., such as：Internal storage access mistake includes：The pointer transmitted between function is sky
Pointer, the address for causing to read or writing internal memory are made a mistake；Internal memory is read to cross the border or write in internal memory crosses the border etc.
Access errors are deposited, cross the border the address for representing read operation or write operation not in specified address realm；Internal storage access mistake it is different
Often reason can be divided into a variety of, and identical internal storage access mistake may be as caused by different abnormal causes, specific abnormal cause
Positioning can determine that the present invention is not restricted using any known means.Modem detects whether that internal memory, which occurs, visits
Asking the method for mistake can be：When starting application program corresponding to modem, while start BSP programs, modulation /demodulation
During operation, BSP program monitorings application program accesses internal memory and is whether that internal storage access occurs application program corresponding to device
Mistake, if internal storage access mistake occurs, S302 is performed, if not making a mistake, perform S301.During generation internal storage access mistake,
Application program will be unable to normal operation corresponding to modem, even result in program crashing, because modem is mainly used
In data service, internet can not be accessed by directly contributing user.
S302, the modem indicate this exception of application processor processes.
Specifically, this abnormal method of modem instruction application processor processes can be：Modem to
Application processor sends abnormal instruction message, and application processor is received in abnormal instruction message shows that modem detects
Access errors are deposited, now application processor needs to handle the exception.Wherein, exception indicates the form present invention of message not
It is restricted, can realizes or construct new message using the mode of extended field in existing message to realize.
S303, the application processor determine the abnormal cause of the internal storage access mistake.
Wherein, the abnormal cause of internal storage access mistake is varied, and different abnormal causes may cause internal storage access
Mistake, such as：The abnormal causes such as write operation address out of range, read operation address out of range or illegal pointer can cause internal storage access wrong
By mistake, application processor determines the abnormal cause of internal storage access mistake when modem detects internal storage access mistake.
Whether the occurrence number of identical abnormal cause reaches preset times in S304, preset duration.
Specifically, preset duration and preset times are previously provided with, in preset duration internal modulation demodulator often detects
When depositing access errors, abnormal cause is determined, and stored count is carried out to various abnormal causes, when certain type of abnormal cause exists
Occurrence number in preset duration exceedes preset times, shows that the currently used protocol stack of modem goes out in the process of running
Existing problem, application processor need to obtain the first currently used protocol stack of modem.Wherein preset duration, preset times
It is not restricted, can carries out according to the actual requirements self-defined with the type present invention of identical abnormal cause.If S304 judged result
It is yes, performs S305, if S304 judged result is no, performs S301.
S305, the application processor obtain the first currently used protocol stack of the modem.
S306, the application processor close first protocol stack, and support from the modem multiple
Selection is except the second protocol stack of first protocol stack in protocol stack.
Specifically, using the first protocol stack internal storage access mistake occurs for modem, in order to prevent internal storage access mistake
It repeated, application processor needs to close the first protocol stack.Then, application processor determines that modem is supported multiple
Selection removes the second protocol stack of the first protocol stack in protocol stack, wherein, the strategy of application processor selection can be：Selection is than the
The protocol stack of the low one-level of one protocol stack is as second protocol stack；Or the signal of cell signal corresponding to each protocol stack of measurement surrounding
Intensity, using the maximum protocol stack of signal intensity as second protocol stack；Or selection protocol stack more higher leveled than the first protocol stack is made
For second protocol stack；Or second protocol stack is determined using other strategies, the present invention is not restricted.
Application processor described in S307 opens the second protocol stack, and carries out network note using the second protocol stack
Volume.
Specifically, after closing the first protocol stack, mobile terminal is converted to non-service state, and application processor opens selection
Second protocol stack, network registry is carried out using second protocol stack, the process of network registry is：It is mobile to be asked to network side initiation attachment
(attach request) is asked, if network side allows mobile terminal to access, attachment response (attach is returned to mobile terminal
Response), network registry success is represented, mobile terminal has been converted to service state；If network side does not allow mobile terminal to connect
Enter, error message is returned to mobile terminal, represent network registry failure.
If the success of S308, network registry, the application processor record current positional information.
Specifically, positional information represents the mark for the logical place planned in advance in mobile communications network, for example, position is believed
Breath includes cell ID or location area code etc..Parallel execution S309 and S311 behind S308.
Whether S309, positional information change.
Specifically, application processor periodically obtains positional information, upper obtain in the positional information that currently obtains and once
The positional information taken, if S309 judged result is yes, performs S310 compared to when changing；If S309 judged result
It is no, continues executing with S309.For example, positional information is cell ID, mobile terminal is moved to another cell, table by a cell
Show that positional information changes；Positional information is location area code, and mobile terminal is moved to another position by a band of position
Region is put, shows that positional information changes.The cycle present invention that application processor obtains positional information is not restricted, Ke Yigen
It is configured according to actual demand.
S310, the application processor recover the on off state of the default protocol stack in multiple protocol stacks of the support
And/or reset the modem.
Specifically, application processor, which obtains modem, detects the multiple protocol stacks supported before internal storage access mistake
In initial switch state corresponding to each protocol stack, by current switch shape corresponding to each protocol stack in multiple protocol stacks of support
State returns to initial switch state.An only protocol stack is opening to multiple protocol stacks that modem is supported every time,
Remaining protocol stack is closed mode.
Whether S311, the abnormal cause of internal storage access mistake report.
Specifically, the abnormal cause of internal storage access mistake can be represented by reason-code, different abnormal causes pair
The reason for different code is answered, while abnormal cause can be represented by way of text description, if the exception of internal storage access mistake
Reason reported, and continued executing with S301, and after the abnormal cause of internal storage access mistake had reported, user can be according to exception
Reason is adjusted or repaired, and continues to jump to S301 afterwards by modem detection exception, if modem still detects
To internal storage access mistake, then the subsequent steps such as S302 are continued executing with.If S311 judged result is no, S312 is performed.
S312, the abnormal cause for obtaining the internal storage access mistake and daily record.
Wherein, daily record represents the operation information of modem access internal memory, and operation information includes：Operational order, operation
Time and returning result.
S313, the abnormal cause, the current positional information and daily record reported described in network side and/or display
Abnormal cause.
Specifically, abnormal cause, current positional information and daily record are reported network side by application processor, wherein, can
In the case of connecting wifi hotspot in mobile terminal, above- mentioned information is reported by network side by wifi hotspot, to save
Flow.Or application processor can also include abnormal cause on the display screen of mobile terminal, be checked for user.
After above- mentioned information reports, step S301 can be equally jumped to, exception is detected by modem, if modulatedemodulate
Adjust device still to detect internal storage access mistake, then continue executing with the subsequent steps such as S302.
By way of circulation, it can be ensured that the solution of internal storage access Problem-Error, after Resolving probiems, modem
Internal storage access mistake will not be detected again, and mobile terminal can recover normal work.
Implement embodiments of the invention, application processor is connected to modem and detects what is sent during internal storage access mistake
Abnormal instruction message, closes currently used protocol stack, currently used protocol stack is selected from multiple protocol stacks of support
Other protocol stacks, open other protocol stacks and use other protocol stack registered networks, in network in registration, record current
Positional information, in network on unregistered, recover default protocol stack and restart modem.So can not in modem
Quickly it is detected during normal work, and makes modem recovery normal by way of network registry, avoids forcing weight
The problem of long is taken caused by opening mobile phone or location updating, reduces the time of network disaster recovery.
It is a kind of structural representation of application processor provided in an embodiment of the present invention, in the embodiment of the present invention referring to Fig. 4
In, the application processor 4 includes：Determining module 401, acquisition module 402, selecting module 403, Registering modules 404, record mould
The reseting module 406 of block 405 and first.
Determining module 401, when detecting the abnormal instruction message that internal storage access mistake is sent for receiving modem,
Determine the abnormal cause of the internal storage access mistake.
Acquisition module 402, if the occurrence number for the identical abnormal cause in preset duration reaches preset times, obtain
The first currently used protocol stack of the modem.
Selecting module 403, for closing first protocol stack, and the multiple agreements supported from the modem
Selection in stack is except the second protocol stack of first protocol stack.
Registering modules 404, network registry is carried out for opening the second protocol stack, and using the second protocol stack.
Logging modle 405, if the registering result for the Registering modules is successfully, record current positional information.
First reseting module 406, if the registering result for the Registering modules is failure, recover the multiple of the support
The on off state of default protocol stack in protocol stack resets the modem.
The embodiment of the present invention and embodiment of the method one are based on same design, and the technique effect that it brings is also identical, specific former
Reason refer to the description of embodiment of the method one, and here is omitted.
Optionally, application processor 4 also includes：
Second reseting module, if the occurrence number for the identical abnormal cause in preset duration is not up to preset times,
Reset the modem.
Optionally, application processor 4 also includes：
Recovery module, if being changed for positional information, recover the default protocol in multiple protocol stacks of the support
The on off state and/or the reset modem of stack.
Optionally, application processor 4 also includes：
Reporting module, if the abnormal cause for the internal storage access mistake does not report, obtain the internal storage access mistake
Abnormal cause and daily record；The abnormal cause, the current positional information and daily record are reported into network side and/or display
The abnormal cause.
The embodiment of the present invention and embodiment of the method two and three are based on same design, and the technique effect that it brings is also identical, tool
Body principle refer to the description of embodiment of the method two and three, and here is omitted.
Referring to Fig. 5, for a kind of another structural representation of application processor of the embodiment of the present invention, do not have in this schematic diagram
There is integrated modem modem, in this embodiment, application processor is used for the processing side for realizing the Network Abnormal described in Fig. 1
Method, application processor 5 include CPU_ap501, memory 502 and communication interface 503, the CPU_ap501's in application processor
Quantity can be one or more, and Fig. 5 is by taking a CPU as an example.In some embodiments of the present invention, CPU_ap 501, memory
502 can be connected with communication interface 503 by bus or other modes, in Fig. 5 so that bus connects as an example.
Wherein, communication interface 503, communicated for the modem modem with application processor chip exterior；
Wherein, batch processing code is stored in memory 502, and CPU_ap 501 is used to call to store in memory 502
Program code, for performing following operation：
When application processor receiving modem detects the abnormal instruction message that internal storage access mistake is sent, institute is determined
State the abnormal cause of internal storage access mistake；
If the occurrence number of identical abnormal cause reaches preset times in preset duration, the application processor obtains institute
State the first currently used protocol stack of modem；
The application processor closes first protocol stack, and the multiple protocol stacks supported from the modem
In selection except first protocol stack second protocol stack；
The application processor opens the second protocol stack, and carries out network registry using the second protocol stack；
If network registry success, the application processor record current positional information；
If network registry fails, the application processor recovers the default protocol stack in multiple protocol stacks of the support
On off state and/or the reset modem.
In some embodiments of the invention, CPU501 is additionally operable to perform：
If the occurrence number of identical abnormal cause is not up to preset times in preset duration, the application processor resets
The modem.
In some embodiments of the invention, if CPU501 performs the network registry success, the application processor note
After recording current positional information, it is additionally operable to perform：
If positional information changes, recover the on off state of the default protocol stack in multiple protocol stacks of the support
And/or reset the modem.
In some embodiments of the invention, CPU501 performs each agreement in multiple protocol stacks by the support
Current switch states corresponding to stack are returned to after the initial switch state；Or if the network registry is successful, the application
Processor records current positional information；Or if network registry failure, the application processor recover the more of the support
Default protocol stack in individual protocol stack and after carrying out reset operation to the modem, is additionally operable to perform：
If the abnormal cause of the internal storage access mistake does not report, abnormal cause and the day of the internal storage access mistake are obtained
Will；
The abnormal cause, the current positional information and daily record are reported into network side and/or the display exception
Reason.
In some embodiments of the invention, CPU501 perform it is described by the abnormal cause, the current position letter
Breath and daily record, which report network side, to be included：
The Wireless Fidelity wifi hotspot of surrounding is scanned and after communication connection is established with wifi hotspot, by establishing communication link
The abnormal cause, the current positional information and daily record are reported network side by the wifi hotspot connect.
The embodiment of the present invention additionally provides a kind of mobile terminal for including above-mentioned application processor, and mobile terminal is included but not
It is limited to carryOr the mobile terminal of other operating systems, such as mobile electricity
Words.Can also be other mobile terminals, such as with the above-knee of touch sensitive surface (for example, touch-screen display and/or Trackpad)
Type computer or tablet personal computer or desktop computer.
Referring to Fig. 6, for a kind of another structural representation of application processor of the embodiment of the present invention, collect in this schematic diagram
Into modem modem.Work as Fig. 6 CPU_ap601 and Fig. 5 CPU_ap501 execution, except that this
The CPU_ap601 of figure and modem modem interactive mode (and Fig. 5 is entered by communication interface 503 by bus progress
Capable).
In the following discussion, a kind of mobile terminal including display and touch sensitive surface is described.It should be appreciated, however, that
Mobile terminal can include other one or more physical user-interface devices, such as physical keyboard, mouse and/or action bars.
Mobile terminal generally supports a variety of application programs, it is such as following in one or more：Picture application program, present
Application program, word-processing application, webpage create application program, disk editor application program, spreadsheet applications, trip
Play application program, telephony application, videoconference application, email application, instant message application program, forging
Application program, photograph management application program, digital camera applications program, digital video camcorder application program, network are supported in refining
Viewer applications, digital music player application, and/or video frequency player application program.
At least one shared physical user-interface device can be used in the various application programs that can be performed on mobile terminals,
Such as touch sensitive surface.The corresponding information of the one or more functions and display of touch sensitive surface on mobile terminals can answer from one kind
Adjusted with program and/or be changed to a kind of lower application program and/or be adjusted and/or change in corresponding application programs.So,
The shared physical structure (such as touch sensitive surface) of mobile terminal can be propped up using clearly user interface directly perceived for a user
Hold various application programs.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (RandomAccess
Memory, RAM) etc..
The above disclosed power for being only a kind of preferred embodiment of the present invention, the present invention can not being limited with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (7)
- A kind of 1. abnormal processing method of network communicating function, it is characterised in that including：When application processor receiving modem detects the abnormal instruction message that internal storage access mistake is sent, determine in described Deposit the abnormal cause of access errors；If the occurrence number of identical abnormal cause reaches preset times in preset duration, the application processor obtains the tune The first currently used protocol stack of modulator-demodulator；The application processor is closed in first protocol stack, and the multiple protocol stacks supported from the modem Selection is except the second protocol stack of first protocol stack；First protocol stack and the second protocol stack correspond to a kind of move respectively Dynamic data network；The application processor opens the second protocol stack, and carries out network registry using the second protocol stack；If network registry success, the application processor record current positional information；If network registry fails, the application processor opens the default protocol stack pre-set and modem is answered Bit manipulation, after resetting operation, modem is operated using default protocol stack；If the abnormal cause of the internal storage access mistake does not report, abnormal cause and the daily record of the internal storage access mistake are obtained； Scan the Wireless Fidelity wifi hotspot of surrounding and after communication connection is established with wifi hotspot, pass through the wifi for establishing communication connection The abnormal cause, the current positional information and daily record are reported network side by focus.
- 2. the method as described in claim 1, it is characterised in that also include：If the occurrence number of identical abnormal cause is not up to preset times in preset duration, described in the application processor resets Modem.
- 3. method as claimed in claim 1 or 2, it is characterised in that if network registry success, the application processor note After recording current positional information, in addition to：If positional information updates, the application processor recovers the default protocol stack in multiple protocol stacks of the support On off state and/or the reset modem.
- A kind of 4. application processor, it is characterised in that including：Determining module, when detecting the abnormal instruction message that internal storage access mistake is sent for receiving modem, determine institute State the abnormal cause of internal storage access mistake；Acquisition module, if the occurrence number for the identical abnormal cause in preset duration reaches preset times, obtain the tune The first currently used protocol stack of modulator-demodulator；Selecting module, for closing in first protocol stack, and the multiple protocol stacks supported from the modem Selection is except the second protocol stack of first protocol stack；First protocol stack and the second protocol stack correspond to a kind of move respectively Dynamic data network；Registering modules, network registry is carried out for opening the second protocol stack, and using the second protocol stack；Logging modle, if the registering result for the Registering modules is successfully, record current positional information；First reseting module, if the registering result for the Registering modules is failure, open the default protocol stack pre-set And reset operation is carried out to modem, after resetting operation, modem is operated using default protocol stack；Reporting module, if the abnormal cause for the internal storage access mistake does not report, obtain the different of the internal storage access mistake Normal reason and daily record；Scan the Wireless Fidelity wifi hotspot of surrounding and after communication connection is established with wifi hotspot, pass through foundation The abnormal cause, the current positional information and daily record are reported network side by the wifi hotspot of communication connection.
- 5. application processor as claimed in claim 4, it is characterised in that also include：Second reseting module, if the occurrence number for the identical abnormal cause in preset duration is not up to preset times, reset The modem.
- 6. the application processor as described in claim 4 or 5, it is characterised in that also include：Recovery module, if being updated for positional information, recover default protocol stack in multiple protocol stacks of the support On off state and/or the reset modem.
- 7. a kind of mobile terminal, it is characterised in that including the application processor as described in claim 4-6 any one.
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| CN201810220943.3A CN108599986B (en) | 2015-11-24 | 2015-11-24 | Processing method, application processor and the mobile terminal of network communicating function exception |
| CN201510824870.5A CN105376776B (en) | 2015-11-24 | 2015-11-24 | Network communicating function abnormal processing method, application processor and mobile terminal |
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| CN201510824870.5A CN105376776B (en) | 2015-11-24 | 2015-11-24 | Network communicating function abnormal processing method, application processor and mobile terminal |
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| CN107276856B (en) * | 2017-08-03 | 2019-03-12 | Oppo广东移动通信有限公司 | Network detecting method, network detection device and intelligent terminal |
| CN109275124B (en) * | 2018-08-24 | 2021-09-14 | Tcl移动通信科技（宁波）有限公司 | Mobile terminal Bluetooth protocol stack loading processing method, mobile terminal and storage medium |
| CN109151872A (en) * | 2018-10-25 | 2019-01-04 | 深圳壹账通智能科技有限公司 | A kind of mobile terminal maintaining method and terminal device |
| KR20200112494A (en) * | 2019-03-22 | 2020-10-05 | 삼성전자주식회사 | Electronic apparatus and method for controlling thereof |
| CN112055399A (en) * | 2020-07-28 | 2020-12-08 | 四川虹美智能科技有限公司 | Network distribution system and method of intelligent household electrical appliance |
| CN115473761B (en) * | 2022-09-14 | 2024-03-15 | 国核自仪系统工程有限公司 | Communication method, system, equipment and medium of CAN bus based on DCS system |
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| CN101102237B (en) * | 2006-08-31 | 2010-07-14 | 开曼群岛威睿电通股份有限公司 | Systems and methods for wireless access terminal command processing |
| US20110117944A1 (en) * | 2009-11-17 | 2011-05-19 | Yaxin Cao | Method and system for task-level access arbitration between virtual modems in a multi-sim multi-standby communication device |
| CN101977410A (en) * | 2010-10-20 | 2011-02-16 | 中兴通讯股份有限公司 | Method and device for dual-network and dual-standby terminal to perform communication |
| CN102694713B (en) * | 2011-03-21 | 2015-08-05 | 鸿富锦精密工业（深圳）有限公司 | Network communication multi-channel selection method and system |
| CN102611750A (en) * | 2012-03-15 | 2012-07-25 | 中兴通讯股份有限公司 | Double-protocol-stack accessing method and system |
| KR102008842B1 (en) * | 2012-11-22 | 2019-08-08 | 삼성전자주식회사 | Apparatus and method for selecting network in communication system |
| CN103516546A (en) * | 2013-08-19 | 2014-01-15 | 北京佳讯飞鸿电气股份有限公司 | IP terminal device management system and method for double-center networking |
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