CN107368389A - Control method, control device and the EMMC of operating system One-key recovery function - Google Patents

Abstract

The invention provides a control method, a control device and an EMMC for the one-key recovery function of an operating system. Wherein, a kind of described control method comprises: receiving the control command of one-key recovery function, enters one-key recovery mode; Its size, according to the first address of the system backup data and its size, read the system backup data from the EMMC into the memory; at the same time obtain the first address of the system data from the partition table, and read it into the memory according to the first address of the system data The system backup data in the EMMC are respectively written to the partition of the system data in the EMMC; after the writing is completed, restart the operating system. The technical solution of the present invention can ensure the stability of the system, and can restore the system by pressing a button after the operating system of the refrigerator crashes, thereby solving a major problem of refrigerator after-sales and the stability of consumer electronics systems.

Description

Control method, control device and EMMC for one-key recovery function of operating system

technical field

The present invention relates to the technical field of refrigerators, in particular, to a method for controlling the one-key recovery function of the operating system, a control device for the one-key recovery function of the operating system, an EMMC, a refrigerator, a computer device, a A computer readable storage medium.

Background technique

At present, with the widespread use of smart refrigerators, especially more and more smart refrigerators with an android operating system, the large screen, exquisite body and cool interface are loved by many people, and more and more refrigerators Manufacturers are gradually increasing the production of such refrigerators. With the increase of users, the probability of the Android system crashing during use is also increasing. When there is a crash, there is no suitable solution with current technology.

At present, there are only two ways to operate Android system data: (1) restore factory settings, this method is nothing more than emptying the user data space, that is, the /data directory under the system directory; (2) download the latest system data through OTA, Then upgrade through recovery mode. These two methods have a common disadvantage that they must be performed when the system is running normally. If the system crashes, the data cannot be recovered through these two methods.

Therefore, how to provide a one-key recovery function, so that when the system crashes, the smart refrigerator can restore the system with one button, and protect our smart refrigerators, which has become an urgent technical problem to be solved.

Contents of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

For this reason, the first object of the present invention is to propose a control method for the one-key recovery function of the operating system.

The second object of the present invention is to provide a control device for the one-key recovery function of the operating system.

The third object of the present invention is to propose an EMMC (Embedded Multi Media Card, embedded memory).

The fourth object of the present invention is to provide a refrigerator.

A fifth object of the present invention is to propose a computer device.

The sixth object of the present invention is to provide a computer-readable storage medium.

In view of this, the first object of the present invention proposes a control method for one-key recovery function of the operating system, the operating system is stored in the EMMC, and the control method includes: receiving a control command for one-key recovery function, entering the one-key Recovery mode; when the operating system starts to the bootloader stage, the first address and size of the system backup data are obtained from the partition table of the bootloader stage, and the system backup data is read from the EMMC according to the first address and size of the system backup data. In the memory; at the same time, the first address of the system data is obtained from the partition table, according to the first address of the system data, the system backup data read into the memory is respectively written to the partition of the system data in the EMMC; after the writing is completed, Restart the operating system.

According to the control method of the one-key recovery function of the operating system of the present invention, the one-key recovery mode is triggered by a button, and the system is started to the bootloader stage, and the first address of the backup system data is retrieved according to the partition table in the bootloader, and the EMMC read function is adopted. Read the system data backed up in EMMC (the system data includes but not limited to kernel.img, boot.img, system.img) into the memory, and then write to each system data in the previous EMMC through the EMMC write function In the partition where it is located; among them, the storage of EMMC is paging, and the size of each page is fixed. Therefore, it is necessary to read the data into the memory according to the size of the page, and then write the data in the memory back to the EMMC ;In addition, depending on the hardware platform, the read and write functions and the page size should be changed accordingly; and the read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored. Wherein, the operating system is preferably Android, because the first-level boot does not enter the Android stage, and the one-key recovery function is completed in the bootloader, so this function can make the smart refrigerator after the Android system crashes, through a The system can be restored by pressing a button, without the need for after-sales personnel to go to the site for maintenance, thus solving a major problem in the after-sales service of smart refrigerators. In addition, from the perspective of ensuring system stability, this function effectively solves the stability problem of consumer electronics systems.

In addition, according to the control method of the above-mentioned operating system one-key recovery function of the present invention, it may also have the following additional technical features:

In the above technical solution, preferably, before the step of receiving the control command of the one-key recovery function and entering the one-key recovery mode, the control method further includes: storing the system backup data; the step of storing the system backup data, specifically including: obtaining According to the size of system backup data, create a new first partition in the partition table; according to the first address and size of the first partition, import the first partition and system backup data into EMMC.

In this technical solution, since most of the android system data is stored in EMMC, a partition table needs to be established before storing data, and then the Android system data and partition table are imported into EMMC through software tools, and the system will Load the system data through this partition table and run it in the memory. Therefore, before receiving the control command of the one-key recovery function and entering the step of the one-key recovery mode, it is necessary to store the backup data of the system data in the EMMC, so that after pressing the key After the one-button recovery mode is triggered, when the system starts to the bootloader stage, it can ensure that the backup system data is successfully written to the EMMC where the system data was originally stored, so that when the system enters the Android stage, the crashed system data can be restored and the system can be restarted . Specifically, a new partition (the first partition) needs to be created in the partition table. The size of the partition is determined according to the size of the specific Android system data, and then the system data (including kernel.img, boot.img, system.img, etc.) Package them together, and import the first partition and the system data packaged together into EMMC through software tools according to the paging storage method according to the first address and size of the first partition.

In any of the above technical solutions, preferably, the control method further includes: storing system data; the step of storing system data, specifically including: obtaining the type and size of system data, and establishing partitions according to the type and size of system data table; import the partition table and system data into EMMC according to the first address and size of each partition in the partition table.

In this technical solution, according to the type of system data (the system data includes kernel.img, boot.img, system.img, etc.) The software tool imports the system data and the partition table into the EMMC, so that the system will load the system data into the memory through the partition table to run when the system is started.

In any of the above technical solutions, preferably, the storage mode of the system data and the system backup data in the EMMC is a paging storage mode.

In this technical solution, the storage of EMMC is in paging mode, and the size of each page is fixed. Therefore, it is necessary to read data into the memory according to the size of the page, and then write the data in the memory back to the EMMC; in addition According to different hardware platforms, read and write functions and page size should be changed accordingly; and read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored.

The second object of the present invention is to propose a control device for one-key recovery function of the operating system. The operating system is stored in EMMC. Key recovery mode; the reading unit is used to obtain the first address and size of the system backup data from the partition table of the bootloader stage when the operating system starts to the bootloader stage, and obtain the first address and size of the system backup data from the EMMC according to the first address and the size of the system backup data. Read the system backup data from the memory into the memory; at the same time, the processing unit is used to obtain the first address of the system data from the partition table, and write the system backup data read into the memory into the system respectively according to the first address of the system data. The partition of data in EMMC; the processing unit is also used to restart the operating system after the writing is completed.

According to the control system of the one-key recovery function of the operating system of the present invention, the one-key recovery mode is triggered by a button, and the system is started to the bootloader stage, and the first address of the backup system data is retrieved according to the partition table in the bootloader, and the EMMC read function is adopted. Read the system data backed up in EMMC (the system data includes but not limited to kernel.img, boot.img, system.img) into the memory, and then write to each system data in the previous EMMC through the EMMC write function In the partition where it is located; among them, the storage of EMMC is paging, and the size of each page is fixed. Therefore, it is necessary to read the data into the memory according to the size of the page, and then write the data in the memory back to the EMMC ;In addition, depending on the hardware platform, the read and write functions and the page size should be changed accordingly; and the read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored. Wherein, the operating system is preferably Android, because the first-level boot does not enter the Android stage, and the one-key recovery function is completed in the bootloader, so this function can make the smart refrigerator after the Android system crashes, through a The system can be restored by pressing a button, without the need for after-sales personnel to go to the site for maintenance, thus solving a major problem in the after-sales service of smart refrigerators. In addition, from the perspective of ensuring system stability, this function effectively solves the stability problem of consumer electronics systems.

In this technical scheme,

In the above technical solution, preferably, the control device further includes: a first storage unit, used to store the system backup data before receiving the control instruction of the one-key recovery function and entering the one-key recovery mode; the first storage unit , specifically used to: obtain the size of the system backup data, create a new first partition in the partition table according to the size of the system backup data; import the first partition and the system backup data into EMMC according to the first address and size of the first partition .

In this technical solution, since most of the android system data is stored in EMMC, a partition table needs to be established before storing data, and then the Android system data and partition table are imported into EMMC through software tools, and the system will Load the system data through this partition table and run it in the memory. Therefore, before receiving the control command of the one-key recovery function and entering the step of the one-key recovery mode, it is necessary to store the backup data of the system data in the EMMC, so that after pressing the key After the one-button recovery mode is triggered, when the system starts to the bootloader stage, it can ensure that the backup system data is successfully written to the EMMC where the system data was originally stored, so that when the system enters the Android stage, the crashed system data can be restored and the system can be restarted . Specifically, a new partition (the first partition) needs to be created in the partition table. The size of the partition is determined according to the size of the specific Android system data, and then the system data (including kernel.img, boot.img, system.img, etc.) Package them together, and import the first partition and the system data packaged together into EMMC through software tools according to the paging storage method according to the first address and size of the first partition.

In any of the above technical solutions, preferably, the control device further includes: a second storage unit for storing system data; the second storage unit is specifically used for: acquiring the type and size of the system data, according to the system data Type and size, establish a partition table; import the partition table and system data into EMMC according to the first address and size of each partition in the partition table.

In this technical solution, according to the type of system data (the system data includes kernel.img, boot.img, system.img, etc.) The software tool imports the system data and the partition table into the EMMC, so that the system will load the system data into the memory through the partition table to run when the system is started.

In any of the above technical solutions, preferably, the storage mode of the system data and the system backup data in the EMMC is a paging storage mode.

In this technical solution, the storage of EMMC is in paging mode, and the size of each page is fixed. Therefore, it is necessary to read data into the memory according to the size of the page, and then write the data in the memory back to the EMMC; in addition According to different hardware platforms, read and write functions and page size should be changed accordingly; and read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored.

The third object of the present invention is to propose an EMMC, including a control device for the one-key recovery function of the operating system in any of the above-mentioned technical solutions.

According to the EMMC of the present invention, the control device with the one-key recovery function of the operating system in any of the above technical solutions is adopted, so all the beneficial effects of the control device with the one-key recovery function of the operating system will not be repeated here.

The fourth object of the present invention is to propose a refrigerator, including the EMMC in the above technical solution.

According to the refrigerator of the present invention, the EMMC in the above technical solution is adopted, so it has all the beneficial effects of the EMMC, which will not be repeated here.

The fifth object of the present invention is to propose a computer device, including a memory, a processor, and a computer program stored on the memory and operable on the processor, and the processor is used to execute the operating system in any of the above technical solutions The steps of the control method of the one-key recovery function.

According to the computer equipment of the present invention, after the Android system crashes, the smart refrigerator can restore the system by pressing a button, without the need for after-sales personnel to go to the scene for maintenance, thereby solving a major problem of after-sales of smart refrigerators. In addition, from the guarantee From the perspective of system stability, it effectively solves the stability problem of consumer electronics systems.

The sixth object of the present invention is to propose a computer-readable storage medium, on which a computer program is stored. When the computer program is executed by a processor, the control of the one-key recovery function of the operating system in any of the above-mentioned technical solutions is realized. method steps.

According to the computer-readable storage medium of the present invention, after the Android system crashes, the smart refrigerator can restore the system by pressing a button, without the need for after-sales personnel to go to the scene for maintenance, thereby solving a major problem in the after-sales service of smart refrigerators. , from the perspective of ensuring system stability, it effectively solves the stability problem of the consumer electronics system.

Additional aspects and advantages of the invention will become apparent in the description which follows, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

FIG. 1 shows a schematic flow chart of a method for controlling a one-key recovery function of an operating system according to an embodiment of the present invention;

FIG. 2 shows a schematic flowchart of a method for controlling the one-key recovery function of the operating system according to another embodiment of the present invention;

FIG. 3 shows a schematic diagram of the principle of a method for controlling the one-key recovery function of the operating system according to an embodiment of the present invention;

FIG. 4 shows a schematic block diagram of a control device for the one-key recovery function of the operating system according to an embodiment of the present invention;

FIG. 5 shows a schematic block diagram of a control device for the one-key recovery function of the operating system according to another embodiment of the present invention;

FIG. 6 shows a schematic block diagram of a control device for the one-key recovery function of the operating system according to yet another embodiment of the present invention;

Fig. 7 shows the schematic block diagram of the EMMC according to one embodiment of the present invention;

Fig. 8 shows a schematic block diagram of a refrigerator according to an embodiment of the present invention;

Fig. 9 shows a schematic diagram of a computer device according to an embodiment of the present invention.

detailed description

In order to understand the above-mentioned purpose, features and advantages of the present invention more clearly, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described here. Therefore, the protection scope of the present invention is not limited by the specific details disclosed below. EXAMPLE LIMITATIONS.

As shown in FIG. 1 , it is a schematic flowchart of a method for controlling a one-key recovery function of an operating system according to an embodiment of the present invention. Wherein, the operating system is stored in the EMMC, and the control method 100 includes:

Step 102, receiving a control command of the one-key recovery function, and entering the one-key recovery mode;

Step 104, when the operating system starts to the bootloader stage, obtain the first address of the system backup data and its size from the partition table of the bootloader stage, and read the system backup data from the EMMC according to the first address of the system backup data and its size in memory; at the same time

Step 106, obtain the first address of the system data from the partition table, according to the first address of the system data, the system backup data in the internal memory will be read into the partitions of the system data in the EMMC respectively;

Step 108, after the writing is completed, restart the operating system.

The control method 100 of the one-key recovery function of the operating system provided by the present invention is triggered by a button to enter the one-key recovery mode. When the system starts to the bootloader stage, the first address of the backup system data is retrieved according to the partition table in the bootloader, and the EMMC read function is used. , read the system data backed up in EMMC (the system data includes but not limited to kernel.img, boot.img, system.img) into the memory, and then write them to each system in the previous EMMC through the EMMC write function In the partition where the data is located; among them, the storage of EMMC is paging, and the size of each page is fixed. Therefore, it is necessary to read the data into the memory according to the size of the page, and then write the data in the memory back to EMMC In addition, depending on the hardware platform, the read and write functions and the size of the page should be changed accordingly; and the read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored . Wherein, the operating system is preferably Android, because the first-level boot does not enter the Android stage, and the one-key recovery function is completed in the bootloader, so this function can make the smart refrigerator after the Android system crashes, through a The system can be restored by pressing a button, without the need for after-sales personnel to go to the site for maintenance, thus solving a major problem in the after-sales service of smart refrigerators. In addition, from the perspective of ensuring system stability, this function effectively solves the stability problem of consumer electronics systems.

As shown in FIG. 2 , it is a schematic flowchart of a method for controlling the one-key recovery function of the operating system according to another embodiment of the present invention. Wherein, the operating system is stored in the EMMC, and the control method 200 includes:

Step 202, before receiving the control command of the one-key recovery function and entering the one-key recovery mode, store the system backup data; the step of storing the system backup data specifically includes: obtaining the size of the system backup data, according to the size of the system backup data Create a new first partition in the partition table; import the first partition and system backup data into EMMC according to the first address and size of the first partition;

Step 204, receiving a control command of the one-key recovery function, and entering the one-key recovery mode;

Step 206, when the operating system starts to the bootloader stage, obtain the first address of the system backup data and its size from the partition table of the bootloader stage, and read the system backup data from the EMMC according to the first address of the system backup data and its size in memory; at the same time

Step 208, obtain the first address of the system data from the partition table, according to the first address of the system data, the system backup data in the internal memory will be read into the partition of the system data in the EMMC respectively;

Step 210, after the writing is completed, restart the operating system.

In this embodiment, since most of the android system data are stored in the EMMC, a partition table needs to be set up before storing the data, and then the Android system data and the partition table are imported into the EMMC by software tools, and the system will Load the system data through this partition table and run it in the memory. Therefore, before receiving the control command of the one-key recovery function and entering the step of the one-key recovery mode, it is necessary to store the backup data of the system data in the EMMC, so that after pressing the key After the one-button recovery mode is triggered, when the system starts to the bootloader stage, it can ensure that the backup system data is successfully written to the EMMC where the system data was originally stored, so that when the system enters the Android stage, the crashed system data can be restored and the system can be restarted . Specifically, a new partition (the first partition) needs to be created in the partition table. The size of the partition is determined according to the size of the specific Android system data, and then the system data (including kernel.img, boot.img, system.img, etc.) Package them together, and import the first partition and the system data packaged together into EMMC through software tools according to the paging storage method according to the first address and size of the first partition.

In any of the above embodiments, preferably, the control method further includes: storing system data; the step of storing system data, specifically including: obtaining the type and size of system data, and establishing partitions according to the type and size of system data table; import the partition table and system data into EMMC according to the first address and size of each partition in the partition table.

In this embodiment, according to the type of system data (the system data includes kernel.img, boot.img, system.img, etc.) The software tool imports the system data and the partition table into the EMMC, so that the system will load the system data into the memory through the partition table to run when the system is started.

In any of the above embodiments, preferably, the storage mode of the system data and the system backup data in the EMMC is a paging storage mode.

In this embodiment, the storage of EMMC is the mode of paging, and the size of each page is all fixed, therefore, need to read data in memory according to the size of page, then write the data in memory back in EMMC; In addition According to different hardware platforms, read and write functions and page size should be changed accordingly; and read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored.

As shown in FIG. 3 , it is a schematic schematic diagram of a method for controlling the one-key recovery function of the operating system according to an embodiment of the present invention.

In this embodiment, the principle of the control method of the one-key recovery function of the operating system specifically includes: entering the one-key recovery mode by triggering a key, and backing up the system data in the EMMC (including but not limited to kernel.img, boot. img, system.img) is read into the memory through the EMMC read function, and then rewritten into the EMMC where the Android system data was originally stored through the EMMC write function, and the reading and writing are carried out at the same time. After the writing is completed, restart the operating system . Wherein, the operating system is preferably Android, because the first-level boot does not enter the Android stage, and the one-key recovery function is completed in the bootloader, so this one-key recovery function can make the smart refrigerator crash after the Android system crashes. , the system can be restored with a single button, without the need for after-sales personnel to go to the site for maintenance, thus solving a major problem in the after-sales of smart refrigerators. In addition, from the perspective of ensuring system stability, this function effectively solves the problem of consumer electronics system stability. sexual issues.

As shown in FIG. 4 , it is a schematic block diagram of a device for controlling the one-key recovery function of the operating system according to an embodiment of the present invention. Wherein, the operating system is stored in the EMMC, and the control device 400 includes:

The receiving unit 402 is configured to receive a control instruction of the one-key recovery function, and enter the one-key recovery mode;

The reading unit 404 is used to obtain the first address and the size of the system backup data from the partition table when the operating system starts to the bootloader stage, and read the system backup data from the EMMC according to the first address and the size of the system backup data into memory; at the same time

The processing unit 406 is used to obtain the first address of the system data from the partition table, and write the system backup data read into the memory into the partitions of the system data in the EMMC according to the first address of the system data;

The processing unit 406 is further configured to restart the operating system after the writing is completed.

According to the control system 400 of the one-key recovery function of the operating system of the present invention, the one-key recovery mode is triggered by a button, and when the system starts to the bootloader stage, the first address of the backup system data is retrieved according to the partition table in the bootloader, and the EMMC read function is adopted , read the system data backed up in EMMC (the system data includes but not limited to kernel.img, boot.img, system.img) into the memory, and then write them to each system in the previous EMMC through the EMMC write function In the partition where the data is located; among them, the storage of EMMC is paging, and the size of each page is fixed. Therefore, it is necessary to read the data into the memory according to the size of the page, and then write the data in the memory back to EMMC In addition, depending on the hardware platform, the read and write functions and the size of the page should be changed accordingly; and the read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored . Wherein, the operating system is preferably Android, because the first-level boot does not enter the Android stage, and the one-key recovery function is completed in the bootloader, so this function can make the smart refrigerator after the Android system crashes, through a The system can be restored by pressing a button, without the need for after-sales personnel to go to the site for maintenance, thus solving a major problem in the after-sales service of smart refrigerators. In addition, from the perspective of ensuring system stability, this function effectively solves the stability problem of consumer electronics systems.

As shown in FIG. 5 , it is a schematic block diagram of a device for controlling the one-key recovery function of the operating system according to an embodiment of the present invention. Wherein, the operating system is stored in the EMMC, and the control device 500 includes:

The receiving unit 502 is configured to receive a control instruction of the one-key recovery function, and enter the one-key recovery mode;

The reading unit 504 is used to obtain the first address and the size of the system backup data from the partition table when the operating system starts to the bootloader stage, and read the system backup data from the EMMC according to the first address and the size of the system backup data into memory; at the same time

The processing unit 506 is used to obtain the first address of the system data from the partition table, and write the system backup data read into the memory into the partitions of the system data in the EMMC according to the first address of the system data;

The processing unit 506 is further configured to restart the operating system after the writing is completed;

The first storage unit 508 is used to store the system backup data before receiving the control instruction of the one-key recovery function and entering the one-key recovery mode; wherein, the first storage unit 508 is specifically used for:

Obtain the size of system backup data, create a new first partition in the partition table according to the size of system backup data; import the first partition and system backup data into EMMC according to the first address and size of the first partition.

In this embodiment, since most of the android system data are stored in the EMMC, a partition table needs to be set up before storing the data, and then the Android system data and the partition table are imported into the EMMC by software tools, and the system will Load the system data through this partition table and run it in the memory. Therefore, before receiving the control command of the one-key recovery function and entering the step of the one-key recovery mode, it is necessary to store the backup data of the system data in the EMMC, so that after pressing the key After the one-button recovery mode is triggered, when the system starts to the bootloader stage, it can ensure that the backup system data is successfully written to the EMMC where the system data was originally stored, so that when the system enters the Android stage, the crashed system data can be restored and the system can be restarted . Specifically, a new partition (the first partition) needs to be created in the partition table. The size of the partition is determined according to the size of the specific Android system data, and then the system data (including kernel.img, boot.img, system.img, etc.) Package them together, and import the first partition and the system data packaged together into EMMC through software tools according to the paging storage method according to the first address and size of the first partition.

As shown in FIG. 6 , it is a schematic block diagram of a device for controlling the one-key recovery function of the operating system according to an embodiment of the present invention. Wherein, the operating system is stored in the EMMC, and the control device 600 includes:

The receiving unit 602 is configured to receive a control command of the one-key recovery function, and enter the one-key recovery mode;

The reading unit 604 is used to obtain the first address and the size of the system backup data from the partition table when the operating system starts to the bootloader stage, and read the system backup data from the EMMC according to the first address and the size of the system backup data into memory; at the same time

The processing unit 606 is used to obtain the first address of the system data from the partition table, and write the system backup data read into the memory into the partitions of the system data in the EMMC according to the first address of the system data;

The processing unit 606 is further configured to restart the operating system after the writing is completed;

The first storage unit 608 is configured to store system backup data before receiving a control instruction of the one-key recovery function and entering the one-key recovery mode; wherein, the first storage unit 608 is specifically used for:

Obtain the size of the system backup data, create a new first partition in the partition table according to the size of the system backup data; import the first partition and system backup data into EMMC according to the first address and size of the first partition

The second storage unit 610 is used to store system data; wherein, the second storage unit 610 is specifically used to: obtain the type and size of the system data, and establish a partition table according to the type and size of the system data; The first address and size of the partition, and import the partition table and system data into EMMC.

In this embodiment, according to the type of system data (the system data includes kernel.img, boot.img, system.img, etc.) The software tool imports the system data and the partition table into the EMMC, so that the system will load the system data into the memory through the partition table to run when the system is started.

In any of the above embodiments, preferably, the storage mode of the system data and the system backup data in the EMMC is a paging storage mode.

In this embodiment, the storage of EMMC is the mode of paging, and the size of each page is all fixed, therefore, need to read data in memory according to the size of page, then write the data in memory back in EMMC; In addition According to different hardware platforms, read and write functions and page size should be changed accordingly; and read and write are carried out at the same time to avoid insufficient memory space, so as to ensure that the backup data is successfully written to the EMMC where the system data was originally stored.

As shown in FIG. 7 , a schematic block diagram of an EMMC according to an embodiment of the present invention. Wherein, the EMMC 700 includes a control device 702 with a one-key recovery function of the operating system as in any of the above-mentioned embodiments.

The EMMC700 provided by the present invention adopts the control device 702 with the one-key recovery function of the operating system in any of the above-mentioned embodiments, so all the beneficial effects of the control device 702 with the one-key recovery function of the operating system will not be repeated here.

As shown in FIG. 8 , it is a schematic block diagram of a refrigerator according to an embodiment of the present invention. Wherein, the refrigerator 800 includes the EMMC 802 in any of the above-mentioned embodiments.

The refrigerator 800 of the present invention adopts the EMMC802 in the above-mentioned embodiment, so it has all the beneficial effects of the EMMC802, which will not be repeated here.

As shown in FIG. 9 , a schematic diagram of a computer device according to an embodiment of the present invention. The computer device 1 includes a memory 12, a processor 14, and a computer program stored on the memory 12 and operable on the processor 14. The processor 14 is used to execute the one-key recovery function of the operating system as in any of the above-mentioned embodiments. The steps of the control method.

The computer device 1 provided by the present invention can make the smart refrigerator restore the system by pressing a button after the Android system crashes, without the need for after-sales personnel to go to the scene for maintenance, thereby solving a major problem in the after-sales service of smart refrigerators. In addition, from From the perspective of ensuring system stability, it effectively solves the stability problem of consumer electronics systems.

The sixth object of the present invention is to propose a computer-readable storage medium on which a computer program is stored. When the computer program is executed by a processor, the control of the one-key recovery function of the operating system as in any of the above-mentioned embodiments is realized. method steps.

According to the computer-readable storage medium of the present invention, after the Android system crashes, the smart refrigerator can restore the system by pressing a button, without the need for after-sales personnel to go to the scene for maintenance, thereby solving a major problem of after-sales of smart refrigerators. In addition, , from the perspective of ensuring system stability, it effectively solves the stability problem of the consumer electronics system.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (12)

1. a kind of control method of operating system one key recovery function, described operating system is stored in EMMC, it is characterized in that, described control method comprises: Receive the control command of the one-key recovery function, and enter the one-key recovery mode; When the operating system starts to the bootloader stage, obtain the first address of the system backup data and its size from the partition table of the bootloader stage, read from the EMMC according to the first address of the system backup data and its size Get the system backup data into memory; at the same time Obtain the first address of the system data from the partition table, according to the first address of the system data, write the system backup data read into the memory into the partitions of the system data in the EMMC respectively ; After the writing is complete, restart the operating system in question. 2. The control method of the one-key recovery function of the operating system according to claim 1, wherein, before the step of receiving the control instruction of the one-key recovery function and entering the one-key recovery mode, the control method further includes : store the system backup data; The step of storing the system backup data specifically includes: Acquire the size of the system backup data, and create a new first partition in the partition table according to the size of the system backup data; Import the first partition and the system backup data into the EMMC according to the first address of the first partition and its size. 3. The control method for the one-key recovery function of the operating system according to claim 2, wherein the control method further comprises: storing the system data; The step of storing the system data specifically includes: Obtaining the type and size of the system data, and establishing the partition table according to the type and size of the system data; Import the partition table and the system data into the EMMC according to the first address and the size of each partition in the partition table. 4. The control method of the one-key recovery function of the operating system according to any one of claims 1 to 3, characterized in that, The storage mode of the system data and the system backup data in the EMMC is a paging storage mode. 5. A control device for operating system one-key recovery function, said operating system is stored in EMMC, it is characterized in that said control device comprises: The receiving unit is used to receive the control instruction of the one-key recovery function and enter the one-key recovery mode; The reading unit is used to obtain the first address and the size of the system backup data from the partition table of the bootloader stage when the operating system starts to the bootloader stage, according to the first address and the size of the system backup data, Read the system backup data from the EMMC into memory; at the same time A processing unit, configured to obtain the first address of the system data from the partition table, and write the system backup data read into the memory into the system data respectively according to the first address of the system data. Describe the partitions in EMMC; The processing unit is further configured to restart the operating system after the writing is completed. 6. The control device for the one-key recovery function of the operating system according to claim 5, wherein the control device further comprises: The first storage unit is used to store the system backup data before the step of receiving the control instruction of the one-key recovery function and entering the one-key recovery mode; The first storage unit is specifically used for: Acquire the size of the system backup data, and create a new first partition in the partition table according to the size of the system backup data; Import the first partition and the system backup data into the EMMC according to the first address of the first partition and its size. 7. The control device for the one-key recovery function of the operating system according to claim 6, wherein the control device further comprises: a second storage unit, configured to store the system data; The second storage unit is specifically used for: Obtaining the type and size of the system data, and establishing the partition table according to the type and size of the system data; Import the partition table and the system data into the EMMC according to the first address and the size of each partition in the partition table. 8. The control device for the one-key recovery function of the operating system according to any one of claims 5 to 7, characterized in that, The storage mode of the system data and the system backup data in the EMMC is a paging storage mode. 9. A kind of EMMC is characterized in that, comprises the control device of operating system one-key recovery function as described in any one in claim 5 to 8. 10. A refrigerator, characterized in that it comprises the EMMC as claimed in claim 9. 11. A computer device comprising a memory, a processor and a computer program stored on said memory and operable on said processor, wherein said processor is used to execute any A step in the method for controlling the one-key recovery function of the operating system. 12. A computer-readable storage medium, on which a computer program is stored, characterized in that, when the computer program is executed by a processor, the one-key recovery of the operating system according to any one of claims 1 to 4 is realized The steps of the control method of the function.