CN111367710B

CN111367710B - eMMC problem reduction method and device

Info

Publication number: CN111367710B
Application number: CN201811594314.3A
Authority: CN
Inventors: 刘方方
Original assignee: Zhaoyi Innovation Technology Group Co ltd; Hefei Geyi Integrated Circuit Co Ltd
Current assignee: Zhaoyi Innovation Technology Group Co ltd; Hefei Geyi Integrated Circuit Co Ltd
Priority date: 2018-12-25
Filing date: 2018-12-25
Publication date: 2024-02-20
Anticipated expiration: 2038-12-25
Also published as: CN111367710A

Abstract

The embodiment of the invention provides a method and a device for reducing an eMMC problem, wherein the eMMC comprises a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the method comprises the following steps: erasing the running firmware of the first block area, and burning test firmware in the first block area; receiving an operation instruction, and running the test firmware according to the operation instruction; and sending the test data generated by running the test firmware to a display platform for display. In the embodiment of the invention, the problems in the eMMC in the operation process can be recovered without erasing all data in the eMMC, so that the problems in the eMMC can be rapidly positioned, and the time for solving the problems of the eMMC is shortened.

Description

eMMC problem reduction method and device

Technical Field

The invention relates to the technical field of memory processing, in particular to a method and a device for restoring an eMMC problem.

Background

An embedded multimedia card (eMMC) is an MMC association, and mainly aims at an embedded memory standard specification of products such as a mobile phone or a tablet computer, and comprises at least one NAND and a controller, wherein software is configured in the controller, so that the operation process of the eMMC can be controlled, and the eMMC can be installed in various electronic devices to be used as a memory.

Currently, eMMC chips are widely used as storage media, and are widely seen in various applications in production. However, due to the limitation of the physical characteristics, the use of the eMMC chip cannot achieve the problem in percentage, especially the sales of eMMC chips in recent years is always high, and the customer problem is always a big problem plagued by each eMMC manufacturer, so that the customer problem can be accurately and rapidly solved, and the method is also an important index for measuring the comprehensive capacity of the eMMC manufacturer.

Most of the problems of the eMMC cannot be solved obviously, the eMMC manufacturer is often required to return to process, and how to quickly reproduce the problems in the chip processing process, so that the method plays a key role in solving the problems. In the prior art, when the eMMC has a problem, the eMMC is completely erased and burned again, but the problem of the eMMC when the user uses the eMMC cannot be found by the method.

Disclosure of Invention

In view of the above problems, an eMMC problem reduction method according to an embodiment of the present invention is provided, which can quickly locate the problem that occurs in the use process of eMMC.

According to a first aspect of the present invention, there is provided an eMMC problem reduction method, the eMMC including a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the method comprises the following steps:

erasing the running firmware of the first block area, and burning test firmware in the first block area;

receiving an operation instruction, and running the test firmware according to the operation instruction;

and sending the test data generated by running the test firmware to a display platform for display.

According to a second aspect of the present invention, there is provided an eMMC problem reduction apparatus, applied to any one of the above eMMC problem reduction methods, the eMMC including a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the device comprises:

the erasing and burning module is used for erasing the running firmware of the first block area and burning the test firmware in the first block area;

the operation module is used for receiving the operation instruction and operating the test firmware according to the operation instruction;

and the sending module is used for sending the test data generated by running the test firmware to the display platform for display.

In an embodiment of the invention, an eMMC problem reduction method is provided, where the eMMC includes a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the method comprises the following steps: erasing the running firmware of the first block area, and burning test firmware in the first block area; receiving an operation instruction, and running the test firmware according to the operation instruction; and sending the test data generated by running the test firmware to a display platform for display. In the embodiment of the invention, the problems in the eMMC in the operation process can be recovered without erasing all data in the eMMC, so that the problems in the eMMC can be rapidly positioned, and the time for solving the problems of the eMMC is shortened.

The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a step flowchart of an eMMC problem reduction method provided by an embodiment of the present invention;

fig. 2 is a block diagram of an eMMC problem recovery apparatus according to an embodiment of the present invention.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Example 1

Referring to fig. 1, there is shown a step flow diagram of an eMMC problem reduction method, the eMMC including a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the method specifically comprises the following steps:

step 101, erasing the running firmware of the first block area, and burning test firmware in the first block area.

In the embodiment of the invention, the eMMC is provided with a NAND flash memory, and the NAND flash memory is divided into a plurality of block areas, and each block area stores fixed data. Wherein the operation data is stored in the first block area and the system data is stored in the second block area. The system data includes a data table, a memory address mapping table, and the like.

In an embodiment of the present invention, the system data includes operating parameters required to operate the firmware during operation.

In the embodiment of the invention, when the operation data or the test data of the first block area of the eMMC is operated, the operation parameters are required to be called in the second block area to operate.

In the embodiment of the invention, when the eMMC is installed in the device, the eMMC may have a problem and cannot be operated when the user uses the device. Among the reasons for the problem of eMMC include incorrect commands input by the user or errors in system data.

In the embodiment of the invention, the eMMC is provided with a peripheral serial port; then prior to step 101, further comprising: receiving a debug command from the serial port; operating the operating firmware according to the debugging command, and outputting the operating result through the serial port; and receiving a restore command, and executing the steps of erasing the running firmware of the first block area and burning test firmware in the first block area according to the restore command.

In the embodiment of the invention, the eMMC is connected with the peripheral equipment through the serial port, the eMMC receives the debugging command sent by the peripheral equipment, wherein the debugging command comprises the debugging parameters, the eMMC operates the original operating firmware according to the debugging command, and when the firmware can operate, the system data is shown to have no error, and the command input by a user is incorrect, so that the operating firmware cannot operate. Indicating that system data is wrong if the running firmware cannot run. The peripheral device sends a restore command to the eMMC, and the eMMC executes step 101 after receiving the restore command.

In the embodiment of the invention, the debug command is a correct command for a tester to debug the eMMC. The restore command is a command for a tester to instruct the eMMC to execute a restore system data error.

In the embodiment of the invention, when the command input by the user is incorrect, the tester can acquire the input command provided by the user, and the problem of the input command is determined to be fed back to the user through the detection of the tester.

In the embodiment of the invention, when the system data is wrong, a tester erases the original running firmware of the first block area, and then burns test firmware in the first block area, wherein the test firmware is the firmware which can call the system parameters to run.

In the embodiment of the invention, the test firmware is a code formulated by a tester and can be used for reading system data.

In the embodiment of the invention, all data in the eMMC do not need to be erased, and the firmware and the system data are re-burned. The problems of the system data can be determined only by erasing the operating firmware and reserving the system data.

Step 102, receiving an operation instruction, and running the test firmware according to the operation instruction;

in an embodiment of the present invention, step 102 includes: and receiving an operation instruction, and calling the corresponding operation parameters in the second block area according to the operation instruction to operate the test firmware.

In the embodiment of the invention, the operation instruction refers to an instruction input by a user when the user uses the eMMC, and the tester can acquire the operation instruction input by the user when the problem occurs with the eMMC. Then, the tester can write the operation instruction into the eMMC, and the eMMC can operate the test firmware according to the operation instruction, and the test firmware can call the operation parameters of the second block area when in operation.

And step 103, sending the test data generated by running the test firmware to a display platform for display.

In the embodiment of the invention, the test data comprises a test firmware running state, a command sequence and system data.

In the embodiment of the invention, when the test firmware runs, the running state of the test firmware, the command sequence and the system data are transmitted to the display platform of the peripheral equipment through the serial port for display, so that a tester can determine the problem of eMMC running on the user side, namely the problem of restoring the eMMC, by observing the test data, and the problem encountered by the user is solved in time.

Example two

Referring to fig. 2, there is shown a block diagram of a structure of an eMMC problem reduction apparatus,

the eMMC includes a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the apparatus 200 may specifically include:

an erase burning module 201, configured to erase the running firmware of the first block area and burn test firmware in the first block area;

the operation module 202 is configured to receive an operation instruction, and operate the test firmware according to the operation instruction;

and the sending module 203 is configured to send the test data generated by running the test firmware to a display platform for display.

The system data includes operating parameters required to operate the firmware during operation.

The operation module 202 includes:

and the operation unit is used for receiving an operation instruction, calling the operation parameters in the corresponding second block area according to the operation instruction, and operating the test firmware.

eMMC is equipped with peripheral hardware serial ports, still includes:

the receiving module is used for receiving the debugging command from the serial port;

the output module is used for operating the operating firmware according to the debugging command and outputting the operating result through the serial port;

and receiving a restore command, and executing the steps of erasing the running firmware of the first block area and burning test firmware in the first block area according to the restore command.

The test data includes test firmware running state, command sequence and system data.

It should be noted that, for simplicity of description, the foregoing method embodiments are all described as a series of acts, but it should be understood by those skilled in the art that the present invention is not limited by the order of acts described, as some steps may be performed in other orders or concurrently in accordance with the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred embodiments, and that the acts are not necessarily required for the present invention.

In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are all enough to be referred to each other.

It will be apparent to those skilled in the art that embodiments of the present invention may be provided as a method, apparatus, or computer program product. Accordingly, embodiments of the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the invention may take the form of a computer program product on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

In a typical configuration, the computer device includes one or more processors (CPUs), an input/output interface, a network interface, and memory. The memory may include volatile memory in a computer-readable medium, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media. Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include non-transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.

Embodiments of the present invention are described with reference to flowchart illustrations and/or block diagrams of methods, terminal devices (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable non-volatile memory erasing terminal device to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable non-volatile memory erasing terminal device, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable non-volatile memory to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable non-volatile memory erasing terminal device to cause a series of operational steps to be performed on the computer or other programmable terminal device to produce a computer implemented process such that the instructions which execute on the computer or other programmable terminal device provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the embodiments of the invention.

Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or terminal device comprising the element.

The foregoing describes in detail a method and apparatus for reducing eMMC problem provided by the present invention, and specific examples are applied herein to illustrate the principles and embodiments of the present invention, and the above examples are only for helping to understand the method and core idea of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.

Claims

1. An eMMC problem recovery method, wherein the eMMC includes a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the method comprises the following steps:

the test data generated by running the test firmware is sent to a display platform for display,

wherein the system data includes operating parameters required by the operating firmware during operation,

the receiving the operation instruction and running the test firmware according to the operation instruction comprises the following steps:

and receiving an operation instruction, and calling the corresponding operation parameters in the second block area according to the operation instruction to operate the test firmware.

2. The method of claim 1, wherein the eMMC is provided with a peripheral serial port; then before erasing the running firmware of the first block area and burning the test firmware in the first block area, the method further comprises:

receiving a debug command from the serial port;

operating the operating firmware according to the debugging command, and outputting the operating result through the serial port;

3. The method of claim 1, wherein the test data comprises test firmware operating state, command sequences, and system data.

4. An eMMC problem recovery apparatus, wherein the eMMC includes a first block area and a second block area; the first block area stores operation firmware; the second block area stores system data; the device comprises:

a transmitting module for transmitting the test data generated by running the test firmware to a display platform for display,

wherein, the operation module includes:

5. The apparatus of claim 4, wherein the eMMC is provided with a peripheral serial port, further comprising:

6. The apparatus of claim 4, wherein the test data comprises test firmware operating state, command sequences, and system data.