CN105094935A - Method for writing firmware in electronic equipment and electronic equipment - Google Patents
Method for writing firmware in electronic equipment and electronic equipment Download PDFInfo
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- CN105094935A CN105094935A CN201510615430.9A CN201510615430A CN105094935A CN 105094935 A CN105094935 A CN 105094935A CN 201510615430 A CN201510615430 A CN 201510615430A CN 105094935 A CN105094935 A CN 105094935A
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Abstract
The embodiment of the invention discloses a method for writing firmware in electronic equipment and the electronic equipment, and belongs to the technical field of electronic equipment. In the embodiment, a writing-in file of the firmware is stored into a mirror image sub-region of a starting file of the electronic equipment and is stored in a format of storage content in the mirror image sub-region, in this way, when the electronic equipment enters a starting state, the storage address of the writing-in file of the firmware is obtained from the mirror image sub-region, the writing-in file of the firmware is read according to the obtained storage address and needs to be converted into a character array, and the character array is written into the writing address, in the electronic equipment, of the firmware. Accordingly, even if the writing-in file of the firmware is large, the writing-in file of the firmware occupies a small space in the mirror image sub-region due to the fact that the writing-in file of the firmware is stored in the mirror image sub-region in the format of the storage content in the mirror image sub-region of the starting file, and the writing-in file of the firmware is written into the electronic equipment while the electronic equipment is started.
Description
Technical field
The present invention relates to technical field of electronic equipment, particularly a kind of method and electronic equipment writing firmware in the electronic device.
Background technology
Storer is requisite device in electronic equipment (subscriber equipment such as such as mobile phone), if storer occurs abnormal, electronic equipment is with regard to cisco unity malfunction, but, from the angle of hardware, if storer does not damage on hardware, then only need that upgrading is carried out to the storing firmware of storer and can continue to use; In another case, if electronic equipment edition comparison is low, also can by upgrading to the storing firmware of storer.The upgrade file of storing firmware so how is utilized to have become a needs urgent problem to firmware upgrade.
Summary of the invention
The embodiment of the present invention provides a kind of method and the electronic equipment of writing firmware in the electronic device, achieves and is written in electronic equipment by the writing in files of firmware while electronic equipment start.
The embodiment of the present invention provides a kind of method writing firmware in the electronic device, comprising:
When described electronic equipment enters open state, from the mirrored partition of start file, obtain the memory address of the writing in files of firmware; The form of said write file is the form of stored contents in described mirrored partition;
According to the memory address of the writing in files of described firmware, from described mirrored partition, read the writing in files of described firmware;
The writing in files of the described firmware read is converted into character array, and described character array is written to described firmware in the write address of described electronic equipment.
The embodiment of the present invention also provides a kind of electronic equipment, comprising:
Address acquisition unit, for entering open state when described electronic equipment, obtains the memory address of the writing in files of firmware from the mirrored partition of start file; The form of said write file is the form of stored contents in described mirrored partition;
Document reading unit, for the memory address of the writing in files of firmware obtained according to described address acquisition unit, reads the writing in files of described firmware from described mirrored partition;
Firmware r/w cell, the writing in files for the described firmware read by described document reading unit is converted into character array, and described character array is written to described firmware in the write address of described electronic equipment.
Visible, in embodiments of the present invention, the writing in files of firmware is stored in the mirrored partition of start file of electronic equipment, and store with the form of stored contents in this mirrored partition, like this when electronic equipment enters open state, from this mirrored partition, obtain the memory address of the writing in files of firmware, and read the writing in files of firmware according to the memory address obtained, then need writing in files to be converted into character array, and be written to firmware in the write address of electronic equipment.Even if the writing in files of firmware is larger like this, in the embodiment of the present invention by the writing in files of firmware with the mirrored partition stored contents form of file of starting shooting, store in this mirrored partition, the space that the writing in files of firmware is taken in mirrored partition is smaller, achieves and is written in electronic equipment by the writing in files of firmware while electronic equipment start.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as embodiments of the invention described herein such as can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
The embodiment of the present invention provides a kind of method writing firmware in the electronic device, and mainly storing firmware or other application firmware are written to the method in electronic equipment by electronic equipment, and process flow diagram as shown in Figure 1, comprising:
Step 101, when electronic equipment enters open state, from the mirrored partition of start file, obtain the memory address of the writing in files of firmware, wherein, the form of writing in files is the form of stored contents in mirrored partition.
Be appreciated that firmware (Firmware) is just written to the program in the programmable read only memory of electronic equipment, the firmware described in the embodiment of the present invention can be storing firmware, also can be other application firmware; And the writing in files of firmware can be upgrade file or the installation file of firmware.In the embodiment of the present invention, the writing in files of firmware is stored in the mirrored partition of start file, and generally, the size of the mirrored partition of the start file of electronic equipment is all smaller, and the size of the writing in files of firmware is all larger, then in the embodiment of the present invention, need the form writing in files of the firmware stored in mirrored partition being converted into stored contents in this mirrored partition (file of namely starting shooting), the space that the writing in files of such firmware is shared in mirrored partition is just smaller.Particularly, the mirrored partition of start file can be the mirrored partition at start up graphic place, namely identify (LOGO) subregion, and the writing in files of firmware stores with the form of picture in mirrored partition.
In the embodiment of the present invention, while electronic equipment triggers the step entering open state, also just trigger the step writing firmware, namely from step 101 to 103.
Step 102, according to the memory address of the writing in files of firmware, reads the writing in files of firmware from mirrored partition.By set form during owing to storing data in mirrored partition, the data then stored in each address data memory in mirrored partition have fixing size, then after electronic equipment has known the memory address of the writing in files of firmware, the size of the writing in files of firmware can be known.
Step 103, is converted into character array by the writing in files of the firmware of reading, and character array is written to firmware in the write address of electronic equipment.
It should be noted that, in the method for electronic equipment write firmware in above-mentioned steps 101 to 103, need based on the writing in files being prefixed firmware in the mirrored partition of the start file of this electronic equipment in advance, particularly: the writing in files of firmware is first converted into the form of stored contents in mirrored partition by electronic equipment, such as the writing in files of firmware is converted into the form of picture; Then the writing in files of firmware after conversion and the memory address of writing in files are preset in the mirrored partition of start file.
In addition, it should be noted that, above-mentioned steps 101 to 103 writes the method for firmware in the electronic device, but generally, electronic equipment can not enter open state at every turn all to be needed to write firmware, and this just needs electronic equipment when entering open state, judges whether to need to write firmware in the electronic device, if needed, then trigger the step performing above-mentioned steps 101 to 103; If do not needed, then electronic equipment after execution power-on operation, can enter the state of normal work.
Wherein, can arrange a zone bit in the mirrored partition of the start file of electronic equipment, this zone bit is for identifying this electronic equipment the need of the write firmware when starting shooting, then electronic equipment can judge whether to need to write firmware according to this zone bit.And after the step by above-mentioned steps 101 to 103 completes the write operation of firmware, this zone bit can be revised, make this zone bit identify electronic equipment upper once start shooting time do not need write firmware.
Further, after performing above-mentioned steps 103, can also according to the version number of firmware, determine whether the writing in files of firmware is successfully written in electronic equipment, particularly, if be successfully written in electronic equipment, then the version number of this firmware is just included in the electronic device.
Visible, in embodiments of the present invention, the writing in files of firmware is stored in the mirrored partition of start file of electronic equipment, and store with the form of stored contents in this mirrored partition, like this when electronic equipment enters open state, from this mirrored partition, obtain the memory address of the writing in files of firmware, and read the writing in files of firmware according to the memory address obtained, then need writing in files to be converted into character array, and be written to firmware in the write address of electronic equipment.Even if the writing in files of firmware is larger like this, the embodiment of the present invention by the writing in files of firmware with the mirrored partition stored contents form of file of starting shooting, store in this mirrored partition, the space that the writing in files of firmware is taken in mirrored partition is smaller, achieves and is written in electronic equipment by the writing in files of firmware while electronic equipment start.
The subscriber equipmenies such as the embodiment of the present invention also provides a kind of electronic equipment, such as mobile phone, its structural representation as shown in Figure 2, specifically can comprise:
Address acquisition unit 10, for entering open state when described electronic equipment, obtains the memory address of the writing in files of firmware from the mirrored partition of start file; The form of said write file is the form of stored contents in described mirrored partition; Here firmware can be the storing firmware of described electronic equipment, or application firmware; The writing in files of firmware can be upgrade file or the installation file of described firmware.
The mirrored partition of described start file is specifically as follows the mirrored partition at start up graphic place; Then the writing in files of described firmware stores with the form of picture in described mirrored partition.
Document reading unit 11, for the memory address of the writing in files of the firmware according to described address acquisition unit 10 acquisition, reads the writing in files of described firmware from described mirrored partition.
Firmware r/w cell 12, the writing in files for the described firmware read by described document reading unit 11 is converted into character array, and described character array is written to described firmware in the write address of described electronic equipment.
Visible, at the electronic equipment of the embodiment of the present invention, the writing in files of firmware is stored in the mirrored partition of start file of electronic equipment, and store with the form of stored contents in this mirrored partition, like this when electronic equipment enters open state, address acquisition unit 10 obtains the memory address of the writing in files of firmware from this mirrored partition, document reading unit 11 reads the writing in files of firmware according to the memory address obtained, then firmware r/w cell 12 needs writing in files to be converted into character array, and is written to firmware in the write address of electronic equipment.Even if the writing in files of firmware is larger like this, in the embodiment of the present invention by the writing in files of firmware with the mirrored partition stored contents form of file of starting shooting, store in this mirrored partition, the space that the writing in files of firmware is taken in mirrored partition is smaller, achieves and is written in electronic equipment by the writing in files of firmware while electronic equipment start.
Shown in figure 3, in a specific embodiment, electronic equipment, except can comprising structure as shown in Figure 2, can also comprise conversion unit 13, preset unit 14, result determining unit 15 and judging unit 16, particularly:
Conversion unit 13, for being converted into the form of stored contents in described mirrored partition by the writing in files of described firmware;
Preset unit 14, is preset in the mirrored partition of described start file for the writing in files of described firmware after being transformed by described conversion unit 13 and the memory address of said write file.
Result determining unit 15, for the version number according to described firmware, determines whether the writing in files of described firmware is successfully written in described electronic equipment.
Judging unit 16, for when described electronic equipment enters open state, judge whether to need to write described firmware in described electronic equipment, if needed, then notify that described address acquisition unit 10 performs the described step obtaining the memory address of the writing in files of firmware from the mirrored partition of start file.
Visible, in the electronic equipment of the present embodiment, by conversion unit 13 and preset unit 14, the writing in files of firmware is stored in the mirrored partition of start file, like this when electronic equipment enters open state, can first be determined if need to write firmware in the electronic device by judging unit 16, then obtain by address acquisition unit 10 memory address that preset unit 14 is preset at the writing in files in mirrored partition, then by document reading unit 11 and firmware r/w cell 12, firmware is written in electronic equipment.End product determining unit 15 can determine that whether the operation writing firmware is successful.
The embodiment of the present invention also provides a kind of electronic equipment, its structural representation as shown in Figure 4, this electronic equipment can produce larger difference because of configuration or performance difference, one or more central processing units (centralprocessingunits can be comprised, CPU) 20 (such as, one or more processors) and storer 21, one or more store the storage medium 22 (such as one or more mass memory units) of application program 221 or data 222.Wherein, storer 21 and storage medium 22 can be of short duration storages or store lastingly.The program being stored in storage medium 22 can comprise one or more modules (diagram does not mark), and each module can comprise a series of command operatings in electronic equipment.Further, central processing unit 30 can be set to communicate with storage medium 22, performs a series of command operatings in storage medium 22 on an electronic device.
Electronic equipment can also comprise one or more power supplys 23, one or more wired or wireless network interfaces 24, one or more IO interface 25, and/or, one or more operating system 223, such as WindowsServerTM, MacOSXTM, UnixTM, LinuxTM, FreeBSDTM etc.
Step performed by electronic equipment described in said method embodiment can based on the structure of the electronic equipment shown in this Fig. 4.
The method of the embodiment of the present invention is described with a concrete application example below, in the present embodiment, electronic equipment is mobile phone, firmware is storing firmware, the writing in files of firmware is the upgrade file of storing firmware, and the mirrored partition of start file stored by upgrade file is specially the LOGO subregion depositing start up graphic and charging picture, shown in figure 5, the method writing storing firmware in mobile phone specifically comprises:
1, the upgrade file emmc_firmware.bin of storing firmware can be converted into picture format and emmc_firmware.raw by arbitrary electronic equipment by user, upgrade file and start up graphic after conversion and the picture that charges are put together, is compiled into image file logo.bin; And the storage address of the upgrade file of storing firmware in LOGO subregion is compiled in the index of image file; Then the index of image file and image file is burnt in the LOGO subregion of mobile phone.
Such as, the upgrade file after conversion is stored in the 30th pictures in LOGO subregion, then define the memory address EMMC_FIRMWARE=30 of upgrade file.
2, when mobile phone enters open state, the memory address of the upgrade file of storing firmware in the index of the image file of LOGO subregion is obtained.
3, according to the memory address of the upgrade file of storing firmware, from LOGO subregion, the upgrade file of storing firmware is read according to the reading manner of start up graphic.
4, the upgrade file of reading is converted into character array, this array each take 8bit, this character array is written in the write address of storing firmware in mobile phone.
5, according to the version number of storing firmware, whether successfully determine the updating operation of storing firmware.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is that the hardware that can carry out instruction relevant by program has come, this program can be stored in a computer-readable recording medium, and storage medium can comprise: ROM (read-only memory) (ROM), random access memory ram), disk or CD etc.
The method writing firmware in the electronic device provided the embodiment of the present invention above and electronic equipment are described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of method flow diagram writing firmware in the electronic device that the embodiment of the present invention provides;
Fig. 2 is the structural representation of a kind of electronic equipment that the embodiment of the present invention provides;
Fig. 3 is the structural representation of the another kind of electronic equipment that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the another kind of electronic equipment that the embodiment of the present invention provides;
Fig. 5 is the method flow diagram writing storing firmware in mobile phone in Application Example of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Claims (12)
1. write a method for firmware in the electronic device, it is characterized in that, comprising:
When described electronic equipment enters open state, from the mirrored partition of start file, obtain the memory address of the writing in files of firmware; The form of said write file is the form of stored contents in described mirrored partition;
According to the memory address of the writing in files of described firmware, from described mirrored partition, read the writing in files of described firmware;
The writing in files of the described firmware read is converted into character array, and described character array is written to described firmware in the write address of described electronic equipment.
2. the method for claim 1, is characterized in that, describedly enters open state when described electronic equipment, before obtaining the memory address of the writing in files of firmware, also comprises from the mirrored partition of start file:
The writing in files of described firmware is converted into the form of stored contents in described mirrored partition;
The writing in files of described firmware after conversion and the memory address of said write file are preset in the mirrored partition of described start file.
3. the method for claim 1, is characterized in that, described method also comprises:
According to the version number of described firmware, determine whether the writing in files of described firmware is successfully written in described electronic equipment.
4. the method as described in any one of claims 1 to 3, is characterized in that, described from start file mirrored partition obtain the writing in files of firmware memory address and size before, also comprise:
When described electronic equipment enters open state, judge whether to need to write described firmware in described electronic equipment, if needed, then perform the described step obtaining the memory address of the writing in files of firmware from the mirrored partition of start file.
5. the method as described in any one of claims 1 to 3, is characterized in that,
Described firmware is the storing firmware of described electronic equipment, or application firmware; The writing in files of described firmware is upgrade file or the installation file of described firmware.
6. the method as described in any one of claims 1 to 3, is characterized in that, the mirrored partition of described start file is the mirrored partition at start up graphic place;
Then the writing in files of described firmware stores with the form of picture in described mirrored partition.
7. an electronic equipment, is characterized in that, comprising:
Address acquisition unit, for entering open state when described electronic equipment, obtains the memory address of the writing in files of firmware from the mirrored partition of start file; The form of said write file is the form of stored contents in described mirrored partition;
Document reading unit, for the memory address of the writing in files of firmware obtained according to described address acquisition unit, reads the writing in files of described firmware from described mirrored partition;
Firmware r/w cell, the writing in files for the described firmware read by described document reading unit is converted into character array, and described character array is written to described firmware in the write address of described electronic equipment.
8. electronic equipment as claimed in claim 7, is characterized in that, also comprise:
Conversion unit, for being converted into the form of stored contents in described mirrored partition by the writing in files of described firmware;
Preset unit, for being preset to the writing in files of described firmware after described conversion unit conversion and the memory address of said write file in the mirrored partition of described start file.
9. electronic equipment as claimed in claim 7, is characterized in that, also comprise:
Result determining unit, for the version number according to described firmware, determines whether the writing in files of described firmware is successfully written in described electronic equipment.
10. the electronic equipment as described in any one of claim 7 to 9, is characterized in that, also comprises:
Judging unit, for when described electronic equipment enters open state, judge whether to need to write described firmware in described electronic equipment, if needed, then notify that described address acquisition unit obtains the memory address of the writing in files of firmware from the mirrored partition of start file.
11. electronic equipments as described in any one of claim 7 to 9, is characterized in that,
Described firmware is the storing firmware of described electronic equipment, or application firmware; The writing in files of described firmware is upgrade file or the installation file of described firmware.
12. electronic equipments as described in any one of claim 7 to 9, it is characterized in that, the mirrored partition of described start file is the mirrored partition at start up graphic place;
Then the writing in files of described firmware stores with the form of picture in described mirrored partition.
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| CN201510615430.9A CN105094935B (en) | 2015-09-24 | 2015-09-24 | A kind of method and electronic equipment for writing firmware in the electronic device |
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| CN201510615430.9A CN105094935B (en) | 2015-09-24 | 2015-09-24 | A kind of method and electronic equipment for writing firmware in the electronic device |
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| CN105094935B CN105094935B (en) | 2018-06-22 |
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Cited By (2)
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| CN109766057A (en) * | 2019-01-07 | 2019-05-17 | 成都中电熊猫显示科技有限公司 | Firmware data processing method and system |
| CN111124435A (en) * | 2019-10-31 | 2020-05-08 | 惠州华阳通用电子有限公司 | Memory partition capacity adjusting method and device |
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| CN111124435A (en) * | 2019-10-31 | 2020-05-08 | 惠州华阳通用电子有限公司 | Memory partition capacity adjusting method and device |
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| CN105094935B (en) | 2018-06-22 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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Granted publication date: 20180622 |