CN106201640A - A kind of method and device of BootLoader program of upgrading - Google Patents

A kind of method and device of BootLoader program of upgrading Download PDF

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Publication number
CN106201640A
CN106201640A CN201610831288.6A CN201610831288A CN106201640A CN 106201640 A CN106201640 A CN 106201640A CN 201610831288 A CN201610831288 A CN 201610831288A CN 106201640 A CN106201640 A CN 106201640A
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China
Prior art keywords
bootloader
data
latest edition
upgrading
operating system
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CN201610831288.6A
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Chinese (zh)
Inventor
璧典腹
赵丹
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Hangzhou DPTech Technologies Co Ltd
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Hangzhou DPTech Technologies Co Ltd
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Priority to CN201610831288.6A priority Critical patent/CN106201640A/en
Publication of CN106201640A publication Critical patent/CN106201640A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00Arrangements for software engineering
    • G06F8/60Software deployment
    • G06F8/65Updates

Abstract

The application provides the method and device of a kind of BootLoader program of upgrading, the method may include that when the upgrading trigger action of operating system in detecting described embedded device, obtain the version file that described operating system is corresponding, described version file comprises the BootLoader upgrading data of operating system update data corresponding to described operating system and latest edition;Extract described operating system update data, and according to described operating system update data, described operating system is carried out upgrading processing;When the current BootLoader program in described embedded device is inconsistent with the BootLoader of described latest edition upgrading data, update described current BootLoader program according to the BootLoader upgrading data of described latest edition.By the technical scheme of the application, when the operating system of embedded device is upgraded, utilize the BootLoader upgrading data of latest edition in the version file obtained, current BootLoader program in this embedded device is upgraded, it is achieved that the automatic upgrading to BootLoader program.

Description

A kind of method and device of BootLoader program of upgrading
Technical field
The application relates to Embedded System Design field, particularly relates to method and the dress of a kind of BootLoader program of upgrading Put.
Background technology
In embedded device design, equipment would generally first run one section of BootLoader program, this journey after starting System can be done minimum initialization by sequence, prepares the running environment of subsequent system software and finally guides systems soft ware.In reality Work process in, due to the interpolation of some new features, need the BootLoader program of equipment is upgraded.
In the prior art, by equipment is returned factory, the BootLoader program of programming redaction again, or make equipment Enter debugging mode, manually upgrading BootLoader program.
But, equipment returns factory's programming program again to be needed to take a long time, and relatively costly;Manually upgrade needs Manual operation, in fact it could happen that the situation of maloperation, thus cause upgrading unsuccessfully, equipment is delayed machine.
Summary of the invention
In view of this, the application provides the method and device of a kind of BootLoader program of upgrading, and can solve upgrading During BootLoader program, spending the time long, cost is high, easily scalable failed problem.
For achieving the above object, the application provides technical scheme as follows:
First aspect according to the application, it is proposed that a kind of method of BootLoader program of upgrading, is applied to embedded Equipment, described method includes:
When the upgrading trigger action of operating system in detecting described embedded device, obtain described operating system pair The version file answered, comprises operating system update data corresponding to described operating system and latest edition in described version file BootLoader upgrades data;
Extract described operating system update data, and according to described operating system update data, described operating system is carried out Upgrading processing;
BootLoader upgrading when the current BootLoader program in described embedded device with described latest edition When data are inconsistent, update described current BootLoader program according to the BootLoader upgrading data of described latest edition.
Second aspect according to the application, it is proposed that the device of a kind of BootLoader program of upgrading, is applied to embedded Equipment, described device includes:
Acquiring unit, when the upgrading trigger action of operating system in detecting described embedded device, obtains described The version file that operating system is corresponding, described version file comprises operating system update data corresponding to described operating system and The BootLoader upgrading data of latest edition;
Extraction unit, extracts described operating system update data, and according to described operating system update data to described behaviour Upgrading processing is carried out as system;
Updating block, when the current BootLoader program in described embedded device and described latest edition When BootLoader upgrading data are inconsistent, the BootLoader upgrading data renewal according to described latest edition is described currently BootLoader program.
From above technical scheme, the application is by the BootLoader by operating system update data and latest edition Upgrading data are packaged in same version file, when upgrading the operating system of embedded device, utilize the version obtained In presents, the BootLoader upgrading data of latest edition, are carried out the current BootLoader program in this embedded device Upgrading, on the one hand can realize the automatic upgrading to BootLoader program, it is not necessary to this embedded device is returned factory, reduces into This, accelerate the speed of upgrading, can avoid again because maloperation when manually upgrading causes failed problem of upgrading, the opposing party Face, by same version file, can upgrade to both operating system and BootLoader program simultaneously, and it is right to improve The upgrading of this embedded device updates efficiency, simplifies user operation.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for a kind of BootLoader program of upgrading that the application one exemplary embodiment provides.
Fig. 2 is the flow chart of the packing version file that the application one exemplary embodiment provides.
Fig. 3 is form and the configuration file of version file of the configuration file that the application one exemplary embodiment provides Schematic diagram.
Fig. 4 is the structural representation of the version file that the application one exemplary embodiment provides.
Fig. 5 is the flow process of the method for the another kind of upgrading BootLoader program that the application one exemplary embodiment provides Figure.
Fig. 6 is the structural representation of a kind of electronic equipment that the application one exemplary embodiment provides.
Fig. 7 is the block diagram of the device of a kind of BootLoader program of upgrading that the application one exemplary embodiment provides.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they are only with the most appended The example of the apparatus and method that some aspects that described in detail in claims, the application are consistent.
It is only merely for describing the purpose of specific embodiment at term used in this application, and is not intended to be limiting the application. " a kind of ", " described " and " being somebody's turn to do " of singulative used in the application and appended claims is also intended to include majority Form, unless context clearly shows that other implications.It is also understood that term "and/or" used herein refers to and wraps Any or all containing one or more projects of listing being associated may combination.
Although should be appreciated that in the application possible employing term first, second, third, etc. to describe various information, but this A little information should not necessarily be limited by these terms.These terms are only used for same type of information is distinguished from each other out.Such as, without departing from In the case of the application scope, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as One information.Depend on linguistic context, word as used in this " if " can be construed to " ... time " or " when ... Time " or " in response to determining ".
Fig. 1 is the flow chart of the method for a kind of BootLoader program of upgrading shown in the application one exemplary embodiment, As it is shown in figure 1, the method may comprise steps of:
Step 101, when the upgrading trigger action of operating system in detecting described embedded device, obtains described behaviour Make the version file that system is corresponding, described version file comprises operating system update data corresponding to described operating system and The BootLoader upgrading data of redaction.
Step 102, extracts described operating system update data, and according to described operating system update data to described operation System carries out upgrading processing.
Step 103, when the current BootLoader program in described embedded device and described latest edition When BootLoader upgrading data are inconsistent, the BootLoader upgrading data renewal according to described latest edition is described currently BootLoader program.
In the present embodiment, obtain the first version information of the BootLoader upgrading data of described latest edition respectively, And the second edition information of described current BootLoader program;When described first version information is believed higher than the described second edition During breath, determine that described current BootLoader program is inconsistent with the BootLoader of described latest edition upgrading data, and root Described current BootLoader program is updated according to the BootLoader upgrading data of described latest edition.Wherein, the described first edition In the preset field of the head that this information is recorded in described version file.
In the present embodiment, in addition it is also necessary to determine whether the BootLoader upgrading data of described latest edition exist data wrong By mistake;When there is not error in data in the BootLoader upgrading data of described latest edition, it is allowed to according to described latest edition BootLoader upgrading data are updated operation to described current BootLoader program;Described renewal is not the most allowed to grasp Make, thus ensure that described latest edition BootLoader upgrading data be intact data, further avoid because of The data of staging error cause embedded device to be delayed the problem of machine.
In the present embodiment, determine whether the BootLoader upgrading data of described latest edition deposit in the following manner At error in data: calculate the check value of the BootLoader upgrading data of described latest edition, to obtain the first check value;Extract BootLoader upgrading second check value corresponding to data of the described latest edition comprised in described version file;When described When one check value is equal with described second check value, determine that the BootLoader upgrading data of described latest edition do not exist data Mistake, otherwise determines that the BootLoader upgrading data of described latest edition exist error in data.
In the present embodiment, the ascending series that the BootLoader upgrading data of described latest edition can also be applied with other According to binding, and it is not limited to operating system update data, the most described version file can comprise described latest edition BootLoader upgrading data and upgrading data of other application described, upgrading data of other application update described in later use When described other in embedded device are applied, the BootLoader upgrading data renewal according to described latest edition is described currently BootLoader program.
From above technical scheme, the application is by the BootLoader by operating system update data and latest edition Upgrading data are packaged in same version file, when upgrading the operating system of embedded device, utilize the version obtained In presents, the BootLoader upgrading data of latest edition, are carried out the current BootLoader program in this embedded device Upgrading, on the one hand can realize the automatic upgrading to BootLoader program, it is not necessary to this embedded device is returned factory, reduces into This, accelerate the speed of upgrading, can avoid again because maloperation when manually upgrading causes failed problem of upgrading, the opposing party Face, by same version file, can upgrade to both operating system and BootLoader program simultaneously, and it is right to improve The upgrading of this embedded device updates efficiency, simplifies user operation.
In order to make it easy to understand, below in conjunction with Fig. 2-5, the technical scheme of the application is described in detail.Refer to Fig. 2, Fig. 2 be the application one exemplary embodiment packing version file flow chart, packing version file process can include with Lower step:
Step 201, the member data title in traversal configuration file.
In the present embodiment, embedded device writes the configuration file of version file according to configuration file format in Fig. 3, And the configuration file write is copied under profile folders, then the member data of record in this configuration file is copied Shellfish is under member data file.The form of configuration file and the configuration file of version file be as shown in Figure 3:
For example, it is data that the BootLoader of operating system update data and latest edition is upgraded due to the application It is packaged in same version file, so, the configuration file of this version file comprises the title of operating system update data, class Type (being assumed to 0x1), version information and compression method, and BootLoader the upgrading title of data, the type of latest edition (being assumed to 0x2), version information and compression method.Wherein, the type of the title of member data and this member data is one a pair The relation answered, i.e. operating system update data are corresponding with 0x1, and the BootLoader upgrading data of latest edition are corresponding with 0x2.Logical The title of overwriting member data and type, so that embedded device is searched rapidly and distinguishes each member data.
Step 202, searches the member data in the configuration file of version file in member data file, if search Member data exists, then proceed to step 203, otherwise terminate the flow process of packing version file.
Step 203, the member data that reading finds, and calculate the check value of this member data, and the verification obtained In value and this configuration file, the type of this member data of record, version information, compression method are filled up in top of file.
Step 204, according to the compression method of this member data of record in this configuration file, presses this member data Contracting, and the length of this member data after compression is filled up in top of file.
Step 205, is packed into this member data after compression in version file.
In the present embodiment, for example, it is assumed that the member data found in member data file is latest edition This BootLoader upgrading data, then read the BootLoader upgrading data of this latest edition, calculate check value (assuming that count Calculating result is 1010), and the BootLoader of this latest edition of record in this check value (1010) and this configuration file The upgrading type (0x2) of data, version information, compression method are filled up in top of file.Then, according to this compression method, right The BootLoader upgrading data of this latest edition are compressed, and the BootLoader upgrading data of latest edition after compression Length be filled up in top of file (decompress this latest edition BootLoader upgrading data after, can be fast according to length Fast reading is got the BootLoader upgrading data of this latest edition and calculates check value), finally, by latest edition after compression BootLoader upgrading data are packed in version file (after being positioned at top of file).Wherein it is possible to take the side of CRC check Formula verifies member data, it is also possible to take other verification modes, and this is not limited by the application.And by operating system liter DBMS is packed into the mode of version file, similar with aforesaid way.
Step 206, it is judged that in configuration file, all member data of record have the most all been packed into version file, if so, Then proceed to step 207, otherwise proceed to step 201.
Step 207, packing version file completes.
In the present embodiment, packing process complete after version file as shown in Figure 4, refer to Fig. 4, the application is by up-to-date The BootLoader upgrading data of version, operating system update data and top of file are packaged into a version file.This document Head comprises the quantity of member data in this version file, and the member data information of each member.And member data letter Breath comprises the type of this member data, length, check value, version information and compression method.Due to the version literary composition in the application Part comprises BootLoader upgrading data and the operating system update data of latest edition, so, the quantity of member data in Fig. 4 Being 2, member data information 1 is the information of the BootLoader upgrading data of latest edition, and member data information 2 is operating system The information of upgrading data;Or, it is also possible to member data information 1 is the information of operating system update data, member data information 2 For the information of the BootLoader upgrading data of latest edition, this is not limited by the application.
Fig. 5 is the flow chart of the method for the upgrading BootLoader program of the application one exemplary embodiment.Such as Fig. 5 institute Showing, the method may comprise steps of:
Step 501, reads top of file.
Step 502A, the operating system of upgrading embedded device.
In the present embodiment, when embedded device detects the upgrading trigger action to operating system, obtain version literary composition Part, the version of current operation system in the version information of operating system update data is higher than this embedded device in top of file During information, extract the operating system update data in this version file, operating system is carried out upgrading processing.
Step 502B, it is judged that whether the BootLoader upgrading data of latest edition exist, if existing, then proceed to step 503, otherwise terminate this escalation process.
Step 503, obtains the version information of the BootLoader upgrading data of latest edition.
Step 504, it is judged that whether this version information is higher than the version letter of current BootLoader program in embedded device Breath, if this version information is higher than the version information of current BootLoader program in embedded device, then proceeds to step 505, no Then terminate this escalation process.
In the present embodiment, by reading top of file, the BootLoader ascending series containing latest edition is checked whether According to data message, judge whether this version file exists the BootLoader of latest edition and upgrade data.Work as this document When head contains the data message of BootLoader upgrading data of latest edition, obtain the version information in this data message (version informations of the BootLoader upgrading data of latest edition), the current BootLoader program with this embedded device Version information compares.
Step 505, the BootLoader upgrading data of the latest edition comprised in decompression version file.
In the present embodiment, embedded device, by reading top of file, obtains the BootLoader upgrading of latest edition The compression method of data, thus the BootLoader upgrading data of this latest edition are decompressed accordingly.
The BootLoader upgrading data of the latest edition after decompression are verified by step 506.
Step 507, it is judged that the check value of the BootLoader upgrading data of the latest edition after decompression, and in top of file The check value of the BootLoader upgrading data of latest edition is the most equal, if equal, then proceed to step 508, otherwise, terminates this Secondary escalation process.
In the present embodiment, the check value of the BootLoader upgrading data of the latest edition after decompression is calculated, with file In head, the check value of the BootLoader upgrading data of this latest edition of record compares, if equal, then decompression is described After latest edition BootLoader upgrading data there is not error in data, may be used for upgrading, otherwise, then explanation decompression after Latest edition BootLoader upgrading data there is error in data, be not useable for upgrading.By to the latest edition after decompression This BootLoader upgrading data verify, and can effectively prevent embedded device because of error in data of having upgraded BootLoader program causes equipment to be delayed the problem of machine.
Step 508, upgrades data according to the BootLoader of this latest edition, and update in embedded device is current BootLoader program.
From above technical scheme, the application is by the BootLoader by operating system update data and latest edition Upgrading data are packaged in same version file, when upgrading the operating system of embedded device, utilize the version obtained In presents, the BootLoader upgrading data of latest edition, are carried out the current BootLoader program in this embedded device Upgrading, on the one hand can realize the automatic upgrading to BootLoader program, it is not necessary to this embedded device is returned factory, reduces into This, accelerate the speed of upgrading, can avoid again because maloperation when manually upgrading causes failed problem of upgrading, the opposing party Face, by same version file, can upgrade to both operating system and BootLoader program simultaneously, and it is right to improve The upgrading of this embedded device updates efficiency, simplifies user operation.
Fig. 6 shows the schematic configuration diagram of the electronic equipment of the exemplary embodiment according to the application.Refer to Fig. 6, At hardware view, this electronic equipment includes processor 602, internal bus 604, network interface 606, internal memory 608 and non-volatile Property memorizer 610, is also possible that the hardware required for other business certainly.Processor 602 is from nonvolatile memory 610 Read corresponding computer program then to run in internal memory 602, logic level is formed upgrading BootLoader program Device.Certainly, in addition to software realization mode, the application is not precluded from other implementations, such as logical device or soft Mode of combination of hardware etc., say, that the executive agent of following handling process is not limited to each logical block, it is possible to To be hardware or logical device.
Refer to Fig. 7, in Software Implementation, the device of this upgrading BootLoader program can include acquiring unit 701, extraction unit 702, updating block 703, determine unit 704 and control unit 705.Wherein:
Acquiring unit 701, when the upgrading trigger action of operating system in detecting described embedded device, obtains institute State the version file that operating system is corresponding, described version file comprises the operating system update data that described operating system is corresponding BootLoader upgrading data with latest edition;
Extraction unit 702, extracts described operating system update data, and according to described operating system update data to described Operating system carries out upgrading processing;
Updating block 703, when the current BootLoader program in described embedded device and described latest edition When BootLoader upgrading data are inconsistent, the BootLoader upgrading data renewal according to described latest edition is described currently BootLoader program.
Optionally, described updating block 703 specifically for:
Obtain respectively described latest edition BootLoader upgrading data first version information, and described currently The second edition information of BootLoader program;
When described first version information higher than the described second edition information time, determine described current BootLoader program with The BootLoader upgrading data of described latest edition are inconsistent, and according to the BootLoader upgrading data of described latest edition Update described current BootLoader program.
Optionally, in the preset field of the head that described first version information is recorded in described version file.
Optionally, also include:
Determine unit 704, determine whether the BootLoader upgrading data of described latest edition exist error in data;
Control unit 705, when there is not error in data in the BootLoader upgrading data of described latest edition, it is allowed to institute State updating block according to the BootLoader upgrading data of described latest edition, described current BootLoader program to be carried out more New operation;Described renewal is not the most allowed to operate.
Optionally, described determine unit 704 specifically for:
Calculate the check value of the BootLoader upgrading data of described latest edition, to obtain the first check value;
Extract the second school that the BootLoader upgrading data of the described latest edition comprised in described version file are corresponding Test value;
When described first check value is equal with described second check value, determine the BootLoader liter of described latest edition There is not error in data in DBMS, otherwise determines that the BootLoader upgrading data of described latest edition exist error in data.
In said apparatus, the function of unit and the process that realizes of effect specifically refer to corresponding step in said method Realize process, do not repeat them here.
For device embodiment, owing to it corresponds essentially to embodiment of the method, so relevant part sees method in fact The part executing example illustrates.Device embodiment described above is only schematically, wherein said as separating component The unit illustrated can be or may not be physically separate, and the parts shown as unit can be or can also It not physical location, i.e. may be located at a place, or can also be distributed on multiple NE.Can be according to reality Need to select some or all of module therein to realize the purpose of the application scheme.Those of ordinary skill in the art are not paying In the case of going out creative work, i.e. it is appreciated that and implements.
The foregoing is only the preferred embodiment of the application, not in order to limit the application, all essences in the application Within god and principle, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the application protection.

Claims (10)

1. the method for a BootLoader program of upgrading, it is characterised in that be applied to embedded device, described method includes:
When the upgrading trigger action of operating system in detecting described embedded device, obtain described operating system corresponding Version file, comprises operating system update data corresponding to described operating system and latest edition in described version file BootLoader upgrades data;
Extract described operating system update data, and according to described operating system update data, described operating system is upgraded Process;
BootLoader upgrading data when the current BootLoader program in described embedded device with described latest edition Time inconsistent, update described current BootLoader program according to the BootLoader upgrading data of described latest edition.
Method the most according to claim 1, it is characterised in that described current when in described embedded device When BootLoader program is inconsistent with the BootLoader of described latest edition upgrading data, according to described latest edition BootLoader upgrading data update described current BootLoader program, including:
Obtain respectively described latest edition BootLoader upgrading data first version information, and described currently The second edition information of BootLoader program;
When described first version information is higher than described second edition information, determine that described current BootLoader program is with described The BootLoader upgrading data of latest edition are inconsistent, and update according to the BootLoader upgrading data of described latest edition Described current BootLoader program.
Method the most according to claim 2, it is characterised in that described first version information is recorded in described version file Head preset field in.
Method the most according to claim 1, it is characterised in that also include:
Determine whether the BootLoader upgrading data of described latest edition exist error in data;
When there is not error in data in the BootLoader upgrading data of described latest edition, it is allowed to according to described latest edition BootLoader upgrading data are updated operation to described current BootLoader program;Described renewal is not the most allowed to grasp Make.
Method the most according to claim 4, it is characterised in that the described BootLoader upgrading determining described latest edition Whether data exist error in data, including:
Calculate the check value of the BootLoader upgrading data of described latest edition, to obtain the first check value;
Extract the second check value that the BootLoader upgrading data of the described latest edition comprised in described version file are corresponding;
When described first check value is equal with described second check value, determine the BootLoader ascending series of described latest edition According to there is not error in data, otherwise determine that the BootLoader upgrading data of described latest edition exist error in data.
6. the device of a BootLoader program of upgrading, it is characterised in that be applied to embedded device, described device includes:
Acquiring unit, when the upgrading trigger action of operating system in detecting described embedded device, obtains described operation The version file that system is corresponding, comprises operating system update data corresponding to described operating system and up-to-date in described version file The BootLoader upgrading data of version;
Extraction unit, extracts described operating system update data, and according to described operating system update data to described operation system System carries out upgrading processing;
Updating block, as the BootLoader of the current BootLoader program in described embedded device Yu described latest edition When upgrading data are inconsistent, update described current BootLoader journey according to the BootLoader upgrading data of described latest edition Sequence.
Device the most according to claim 6, it is characterised in that described updating block specifically for:
Obtain respectively described latest edition BootLoader upgrading data first version information, and described currently The second edition information of BootLoader program;
When described first version information is higher than described second edition information, determine that described current BootLoader program is with described The BootLoader upgrading data of latest edition are inconsistent, and update according to the BootLoader upgrading data of described latest edition Described current BootLoader program.
Device the most according to claim 7, it is characterised in that described first version information is recorded in described version file Head preset field in.
Device the most according to claim 6, it is characterised in that also include:
Determine unit, determine whether the BootLoader upgrading data of described latest edition exist error in data;
Control unit, when there is not error in data in the BootLoader upgrading data of described latest edition, it is allowed to described renewal Described current BootLoader program is updated operating by unit according to the BootLoader upgrading data of described latest edition; Described renewal is not the most allowed to operate.
Device the most according to claim 9, it is characterised in that described determine unit specifically for:
Calculate the check value of the BootLoader upgrading data of described latest edition, to obtain the first check value;
Extract the second check value that the BootLoader upgrading data of the described latest edition comprised in described version file are corresponding;
When described first check value is equal with described second check value, determine the BootLoader ascending series of described latest edition According to there is not error in data, otherwise determine that the BootLoader upgrading data of described latest edition exist error in data.
CN201610831288.6A 2016-09-19 2016-09-19 A kind of method and device of BootLoader program of upgrading Pending CN106201640A (en)

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CN112748959A (en) * 2020-12-29 2021-05-04 杭州迪普科技股份有限公司 Embedded system starting method, flash memory burning method and system updating method

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Application publication date: 20161207