CN105117266A - Reinstallation method and system for mobile terminal - Google Patents
Reinstallation method and system for mobile terminal Download PDFInfo
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- CN105117266A CN105117266A CN201510606166.2A CN201510606166A CN105117266A CN 105117266 A CN105117266 A CN 105117266A CN 201510606166 A CN201510606166 A CN 201510606166A CN 105117266 A CN105117266 A CN 105117266A
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Abstract
The invention discloses a reinstallation method and system for a mobile terminal. The method includes the steps that reinstallation is started to obtain the data size of a reinstallation file; whether bad blocks exist in a memory area or not is detected in an EMMC of the mobile terminal, wherein a preset first address of the memory area is an initial address, and the data size of the memory area is the same as that of the reinstallation file; if yes, the preset first address is changed, whether bad blocks exist or not continues to be detected till a memory area without bad blocks is found; if not, the reinstallation file is written into the memory area to complete reinstallation. In this way, the problem that in the prior art, when bad blocks exist in the EMMC, the mobile terminal has system abnormalities or even can not be used after reinstallation is effectively solved. Thus, it is guaranteed that the reinstallation file can be written into the area without bad blocks in the EMMC every time a user performs reinstallation, then purposes of reducing system faults and improving system stability are achieved, and great convenience is brought.
Description
Technical field
The present invention relates to technical field of mobile terminals, in particular a kind of brush machine method and system of mobile terminal.
Background technology
Along with the development of the sci-tech products such as mobile terminal such as mobile phone, panel computer, wearable device and universal, people be unable to do without these electronic products in daily life, and mobile phone everyone standard configuration especially, most people have multiple mobile terminals such as mobile phone simultaneously.Each mobile terminal has internal memory, namely EMMC.EMMC (EmbeddedMultiMediaCard) ordered by MMC association, mainly for the embedded memory standard specification of the product such as mobile phone or panel computer.A clear superiority of EMMC is integrated with a controller in a package, and it provides standard interface and manages flash memory, makes cell phone manufacturer just can be absorbed in the other parts of product development, and shorten the time releasing product to market.
Mobile terminal technical development is rapid, every the operating system of the OS(mobile terminal of some months mobile terminal, as Android, iOS etc.) will upgrade, if user needs to use up-to-date mobile terminal system, must upgrade-system (being commonly called as brush machine), it is in one piece of continuous print storage area of start address that the process of brush machine is actually the address preset brush machine file being written to mobile terminal storage medium.In the prior art, mobile terminal all adopts EMMC as storage medium, that brush machine file is write one piece of continuous print storage area that the address preset in EMMC is start address each time during brush machine, if there is bad block in this part continuous print storage area, then each time brush machine time the data of brushing into this bad block be all insecure, during the mobile terminal of user after using brush machine, problem that is abnormal, that even cannot use may be there is.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of brush machine method and system of mobile terminal, is intended to solve existing mobile terminal when there is bad block in EMMC, and the mobile terminal system after brush machine is the abnormal problem that even cannot use easily.
The technical scheme that technical solution problem of the present invention adopts is as follows:
A brush machine method for mobile terminal, wherein, comprising:
A, startup brush machine, obtain the data volume size of brush machine file;
B, detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then perform step C; If do not exist, then perform step D;
The first address preset described in C, change, and return step B;
D, described brush machine file is write in described storage area, to complete brush machine.
The brush machine method of described mobile terminal, wherein, before described steps A, also comprises:
A0, in advance by brush machine file store in a memory in the mobile terminal.
The brush machine method of described mobile terminal, wherein, described steps A specifically comprises:
A1, startup brush machine, judge whether there is brush machine file in storer, if exist, obtain the data volume size of brush machine file.
The brush machine method of described mobile terminal, wherein, described step B specifically comprises:
The first address that B1, acquisition preset;
B2, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
B3, each address detected in described Coutinuous store region, damage if there is not address, then think that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
The brush machine method of described mobile terminal, wherein, described step C specifically comprises:
C1, data volume size a2 according to the first address a1 of presetting and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, and wherein, a1 represents the first address, a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And return step B.
A brush machine system for mobile terminal, wherein, comprising:
Data acquisition module, for starting brush machine, obtains the data volume size of brush machine file;
Bad block detection module, for detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then trigger address changes module; If do not exist, then trigger data writing module;
Address modification module, for the first address preset described in changing, and triggers bad block detection module;
Data write. module, for writing in described storage area, to complete brush machine by described brush machine file.
The brush machine system of described mobile terminal, wherein, also comprises:
Module is set, for being stored in a memory in the mobile terminal by brush machine file in advance.
The brush machine system of described mobile terminal, wherein, described data acquisition module comprises:
Data capture unit, for starting brush machine, judges whether there is brush machine file in storer, if exist, obtains the data volume size of brush machine file.
The brush machine system of described mobile terminal, wherein, described bad block detection module comprises:
Address acquisition unit, for obtaining the first address preset;
Bad block detecting unit, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
Bad block judging unit, for detecting each address in described Coutinuous store region, damaging if there is not address, then thinking that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
The brush machine system of described mobile terminal, wherein, described address modification module comprises:
Address modification unit, for the data volume size a2 according to the first address a1 preset and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, wherein, a1 represents the first address, and a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And trigger bad block detection module.
The brush machine method and system of a kind of mobile terminal provided by the present invention, efficiently solve existing mobile terminal when there is bad block in EMMC, mobile terminal system after brush machine is the abnormal problem that even cannot use easily, by starting brush machine, obtains the data volume size of brush machine file; Detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, the first address preset described in then changing, continue detect whether there is bad block, until find one piece of storage area not bad block time; If do not exist, then described brush machine file is write in described storage area, to complete brush machine; Thus effectively solving in prior art when there is bad block in EMMC after brush machine, mobile terminal system is abnormal, the problem that even cannot use; Thus ensure user each time brush machine time can by the region of not bad block in brush machine file write EMMC, the object reduce the system failure to reach, improving system stability, brings and facilitates greatly.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the brush machine method preferred embodiment of mobile terminal provided by the invention.
Fig. 2 is the structured flowchart of the brush machine system preferred embodiment of mobile terminal provided by the invention.
Embodiment
The invention provides a kind of brush machine method and system of mobile terminal, for making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the process flow diagram of the brush machine method preferred embodiment of mobile terminal provided by the invention, as shown in the figure, said method comprising the steps of:
Step S100, startup brush machine, obtain the data volume size of brush machine file;
Step S200, detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then perform step S300; If do not exist, then perform step S400;
The first address preset described in step S300, change, and return step S200;
Step S400, described brush machine file is write in described storage area, to complete brush machine.
Below in conjunction with specific embodiment, above-mentioned steps is described in detail.
In the step s 100, start brush machine, obtain the data volume size of brush machine file.Specifically, before described step S100, need in advance brush machine file to be stored in a memory in the mobile terminal; Such mobile terminal just may carry out brush machine.For mobile phone, brush machine file downloads in the storer of mobile phone, such as in EMMC, then whether mobile phone prompting user carries out brush machine (if upgrade file, whether corresponding prompting user carries out system upgrade), receive the confirmation operation of user, thus carry out follow-up brush machine.
When practical application, in described step S100, start brush machine, judge in storer, whether to there is brush machine file, if exist, obtain the size of brush machine file; For example, in mobile teminal menu, there is the option starting brush machine, when user chooses this option, will search in memory and whether there is brush machine file; For the judgement that whether there is brush machine file, particularly, can the filename of prespecified brush machine file, the file as regulation brush machine file is called os.bin, if then find os.bin file in memory, think to there is brush machine file, otherwise not think to there is brush machine file.
In step s 200, detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then perform step S300; If do not exist, then perform step S400.Specifically, the first address preset is obtained; In EMMC, detect the first address preset be a block size of start address is whether there is bad block in the storage area of the size of described brush machine file; If there is no bad block, then write described storage area by brush machine file; If there is bad block, the first address preset described in changing, again detect the first address be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, until find a block size identical with the size of described brush machine file and storage area that is not bad block time.Storage unit in the bright EMMC of described bad block table has damage, and this is prior art noun, does not repeat.
Preferably, described step S200 specifically comprises:
The first address that S201, acquisition preset;
S202, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
S203, each address detected in described Coutinuous store region, damage if there is not address, then think that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
Specifically, the address preset is obtained; In EMMC, detect the first address preset is whether there is bad block in the Coutinuous store region that a block size of start address is identical with described brush machine file size.Mode below can be adopted to detect, and following detection mode is carried out to detect bad block in each address to starting with described the first address preset in EMMC, in Coutinuous store region that size is identical with the size of described brush machine file:
If an arbitrary address is a in Coutinuous store region, the second address a can be designated as, read the first data stored in the second address a, if the first data are b; Obtain the second data c to after the first data b negate, and the second data c is write in the second address a.
Then, again read the 3rd data stored in the second address a, judge whether the 3rd data are the second data c, and then the second address a does not damage if yes, otherwise the second address a damages.
Adopt so bad block detection mode, each address in described Coutinuous store region is detected.Preferably, when practical application, in order to improve detection speed, in that the first address preset if detect in EMMC is start address, that size is identical with described brush machine file size Coutinuous store region, as long as there is an address to be considered to damage, then think to there is bad block; That is, as long as detect that an address is damaged, then show that this Coutinuous store region exists bad block, so then perform step S300; If all address is not all damaged, then show that this Coutinuous store region does not exist bad block, so perform step S400.
In step S300, the first address preset described in change, and return step S200.Specifically, according to the data volume size a2 of the first address a1 preset and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, wherein, a1 represents the first address, and a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And return step S200.When practical application, have multiple address modification mode, the present invention has lifted one of them preferred embodiment, if being initial brush machine file size at the first address a1 is in the storage area of a2, there is bad block; So then address is moved backward brush machine file size a2, make the first address a1 ' after changing be a1 '=a1+a2.Like this, then continue judges change after the first address a1 ' as initial, size be the data volume size a2 of brush machine file Coutinuous store region in whether have bad block, until when finding the size of not bad block to be the Coutinuous store region of a2.
It should be noted that, it is one of them embodiment that address above mentioned shifts gears, change first address of the present invention, also the first address can be set to the address after bad block be detected for the first time.Specifically, as long as detect that certain address is damaged exactly in each address in Coutinuous store region, then bad block is indicated; So detect that first address is damaged, just change first address of presetting, namely change start address, after the address being moved to damage, then repeat step S200 of the present invention, thus bring and facilitate greatly.Further, this address modification mode, better effects if, because above-mentioned address modification mode, if just have bad block at the storage area of such interval selection mode, so adopts method of the present invention, then cannot carry out brush machine; But address is moved to the place after the damage of address by employing, and such address modification mode, can have more interval selection, and the probability that success refreshes is larger.
In step S400, described brush machine file is write in described storage area, to complete brush machine.Specifically, if the first address be start address and there is not bad block in the storage area identical with the data volume size of described brush machine file, that is this continuum obtains each address and does not damage, so then can described brush machine file be write in described storage area, to complete brush machine, namely perform normal brush machine flow process.Take mobile terminal as mobile phone be example, if after user downloaded system upgrade file (corresponding above-mentioned brush machine file) on mobile phone, so according to the determination updating operation of user, just above-mentioned flow process of the present invention can be carried out, thus carry out the system upgrade of mobile phone.In mobile phone, find a storage area, this storage area size is identical with system upgrade file, and not bad block; Then system upgrade file is write this storage area, carry out mobile phone upgrading.
The brush machine method of mobile terminal provided by the invention, by starting brush machine, obtains the size of brush machine file; In EMMC, detect the address preset be a block size of start address is whether there is bad block in the storage area of the size of described brush machine file, and if there is no brush machine file then writes by bad block; The problem that effectively can to solve in prior art when there is bad block in EMMC after brush machine, mobile terminal system is abnormal, even cannot use; Thus ensure user each time brush machine time can by the region of not bad block in brush machine file write EMMC, the object reduce the system failure to reach, improving system stability; Can be applicable to system upgrade especially, be particularly conducive to updating mobile terminal system; Provide and facilitate greatly.
Based on the brush machine method of above-mentioned mobile terminal, the embodiment of the present invention additionally provides a kind of brush machine system of mobile terminal, as shown in Figure 2, comprising:
Data acquisition module 10, for starting brush machine, obtains the data volume size of brush machine file; Specifically as described in step S100;
Bad block detection module 20, for detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then trigger address changes module 30; If do not exist, then trigger data writing module 40; Specifically as described in step S200;
Address modification module 30, for the first address preset described in changing, and triggers bad block detection module; Specifically as described in step S300;
Data write. module 40, for writing in described storage area, to complete brush machine by described brush machine file; Specifically as described in step S400.
Further, the brush machine system of described mobile terminal, also comprises:
Module is set, for being stored in a memory in the mobile terminal by brush machine file in advance.
Further, described data acquisition module 10 comprises:
Data capture unit, for starting brush machine, judges whether there is brush machine file in storer, if exist, obtains the data volume size of brush machine file.
Further, described bad block detection module 20 comprises:
Address acquisition unit, for obtaining the first address preset;
Bad block detecting unit, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
Bad block judging unit, for detecting each address in described Coutinuous store region, damaging if there is not address, then thinking that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
Further, described address modification module 30 comprises:
Address modification unit, for the data volume size a2 according to the first address a1 preset and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, wherein, a1 represents the first address, and a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And trigger bad block detection module 20.
Further, described mobile terminal is the equipment that mobile phone, panel computer or intelligent watch etc. have EMMC.
In sum, the brush machine method and system of a kind of mobile terminal provided by the invention, by starting brush machine, obtain the data volume size of brush machine file; Detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, the first address preset described in then changing, continue detect whether there is bad block, until find one piece of storage area not bad block time; If do not exist, then described brush machine file is write in described storage area, to complete brush machine; Thus effectively solving in prior art when there is bad block in EMMC after brush machine, mobile terminal system is abnormal, the problem that even cannot use; Thus ensure user each time brush machine time can by the region of not bad block in brush machine file write EMMC, the object reduce the system failure to reach, improving system stability, brings and facilitates greatly.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. a brush machine method for mobile terminal, is characterized in that, comprising:
A, startup brush machine, obtain the data volume size of brush machine file;
B, detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then perform step C; If do not exist, then perform step D;
The first address preset described in C, change, and return step B;
D, described brush machine file is write in described storage area, to complete brush machine.
2. the brush machine method of mobile terminal according to claim 1, is characterized in that, before described steps A, also comprise:
A0, in advance by brush machine file store in a memory in the mobile terminal.
3. the brush machine method of mobile terminal according to claim 2, it is characterized in that, described steps A specifically comprises:
A1, startup brush machine, judge whether there is brush machine file in storer, if exist, obtain the data volume size of brush machine file.
4. the brush machine method of mobile terminal according to claim 1, it is characterized in that, described step B specifically comprises:
The first address that B1, acquisition preset;
B2, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
B3, each address detected in described Coutinuous store region, damage if there is not address, then think that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
5. the brush machine method of mobile terminal according to claim 1, it is characterized in that, described step C specifically comprises:
C1, data volume size a2 according to the first address a1 of presetting and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, and wherein, a1 represents the first address, a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And return step B.
6. a brush machine system for mobile terminal, is characterized in that, comprising:
Data acquisition module, for starting brush machine, obtains the data volume size of brush machine file;
Bad block detection module, for detect in mobile terminal EMMC the first address preset be start address and whether there is bad block in the storage area identical with the data volume size of described brush machine file, if exist, then trigger address changes module; If do not exist, then trigger data writing module;
Address modification module, for the first address preset described in changing, and triggers bad block detection module;
Data write. module, for writing in described storage area, to complete brush machine by described brush machine file.
7. the brush machine system of mobile terminal according to claim 6, is characterized in that, also comprise:
Module is set, for being stored in a memory in the mobile terminal by brush machine file in advance.
8. the brush machine system of mobile terminal according to claim 7, it is characterized in that, described data acquisition module comprises:
Data capture unit, for starting brush machine, judges whether there is brush machine file in storer, if exist, obtains the data volume size of brush machine file.
9. the brush machine system of mobile terminal according to claim 6, is characterized in that, described bad block detection module comprises:
Address acquisition unit, for obtaining the first address preset;
Bad block detecting unit, in EMMC with described the first address preset be start address, each address in the size Coutinuous store region identical with described brush machine file size carries out bad block detection; Read the first data stored in arbitrary second address in described Coutinuous store region; Obtain the second data to after the first data-conversion, and the second data are write in the second address; Again read the 3rd data stored in the second address, judge whether the 3rd data are the second data, and then the second address is not damaged if yes; Otherwise the second address is damaged;
Bad block judging unit, for detecting each address in described Coutinuous store region, damaging if there is not address, then thinking that described Coutinuous store region does not exist bad block; Otherwise there is bad block in described Coutinuous store region.
10. the brush machine system of mobile terminal according to claim 6, is characterized in that, described address modification module comprises:
Address modification unit, for the data volume size a2 according to the first address a1 preset and brush machine file, the first address a1 ' after being changed is a1 '=a1+a2, wherein, a1 represents the first address, and a2 represents the data volume size of brush machine file, and a1 ' represents the first address after changing; And trigger bad block detection module.
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