CN108037932B - SPI-NAND configuration file acquisition method and device - Google Patents
SPI-NAND configuration file acquisition method and device Download PDFInfo
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- CN108037932B CN108037932B CN201711284957.3A CN201711284957A CN108037932B CN 108037932 B CN108037932 B CN 108037932B CN 201711284957 A CN201711284957 A CN 201711284957A CN 108037932 B CN108037932 B CN 108037932B
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
Abstract
The invention discloses a configuration file acquisition method and device of SPI-NAND. The method for acquiring the configuration file of the SPI-NAND comprises the following steps: receiving a firmware burning command, wherein the firmware burning command is used for triggering initial burning of the SPI-NAND firmware; calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process; the configuration file is stored in a reserved area in the SPI-NAND to extract the values of the configuration parameters from the reserved area. The invention provides a way for a user to modify the configuration parameters according to the actual situation, is convenient for the user to maintain, reserves an extended space in the configuration file, can enable the configuration file to support more requirements, and provides a foundation for the diversification of the firmware functions.
Description
Technical Field
The embodiment of the invention relates to an SPI-NAND technology, in particular to an SPI-NAND configuration file acquisition method and device.
Background
When a Firmware (Firmware) of a Serial Peripheral Interface (SPI for short) NAND is initially burned, the power-on operation does not leave indexes, checks and uses key configuration parameters, and the setting mode of the key configuration parameters relates to the efficiency of Firmware operation and the convenience of user maintenance after release.
The indexing, checking and using of the key configuration parameters are usually implemented by fixed codes, that is, the firmware initialization program initial.c of the SPI-NAND is written, and the setting of the key configuration parameters required by the firmware during power-on initialization and operation, the indexing of the required parameters and the configuration of the corresponding registers are implemented by the firmware initialization program initial.c.
However, the codes of the method are internally implemented, an external channel is not opened for a user, so that the user maintenance is difficult, and the firmware function is single due to the solidification of parameter configuration, so that the subsequent NAND which can be supported cannot be compatible.
Disclosure of Invention
The invention provides a method and a device for obtaining an SPI-NAND configuration file, which provide a way for a user to modify configuration parameters according to actual conditions, facilitate the maintenance of the user, reserve an expanded space in the configuration file, enable the configuration file to support more requirements and provide a basis for the diversification of firmware functions.
In a first aspect, an embodiment of the present invention provides a method for acquiring an SPI-NAND configuration file, including:
receiving a firmware burning command, wherein the firmware burning command is used for triggering initial burning of the SPI-NAND firmware;
calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process;
storing the configuration file in a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area.
Optionally, before the receiving the firmware burning instruction, the method further includes:
receiving a configuration file modification instruction, wherein the configuration file modification instruction comprises a modified value of a configuration parameter;
and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction.
Optionally, after storing the configuration file in the reserved area in the SPI-NAND, the method further includes:
receiving a configuration file updating instruction, wherein the configuration file updating instruction comprises information of a bad block, a system block and a metadata block in the SPI-NAND;
and storing the updated configuration file in the reserved area according to the configuration file updating instruction.
Optionally, the reserved area includes a first block and a second block, and the storage performance of the first block is higher than that of the second block, where the first block is used to store the configuration file and the backup of the configuration file, and the second block is used to store the configuration file and the backup of the configuration file when the first block fails.
Optionally, the configuration file at least includes the following information: bad block scanning, block percentage, dual block information, random number generator settings, NAND type detection, error checking and correcting ECC for metadata and user data, and extension reservation.
In a second aspect, an embodiment of the present invention further provides an apparatus for acquiring a configuration file of an SPI-NAND, including:
the receiving module is used for receiving a firmware burning command, and the firmware burning command is used for triggering initial burning of the SPI-NAND firmware;
the calling module is used for calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process;
and the storage module is used for storing the configuration file into a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area.
Optionally, the receiving module is further configured to receive a configuration file modification instruction, where the configuration file modification instruction includes a modified value of the configuration parameter; and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction.
Optionally, the receiving module is further configured to receive a configuration file update instruction, where the configuration file update instruction includes information of a bad block, a system block, and a metadata block in the SPI-NAND; and storing the updated configuration file in the reserved area according to the configuration file updating instruction.
Optionally, the reserved area includes a first block and a second block, and the storage performance of the first block is higher than that of the second block, where the first block is used to store the configuration file and the backup of the configuration file, and the second block is used to store the configuration file and the backup of the configuration file when the first block fails.
Optionally, the configuration file at least includes the following information: bad block scanning, block percentage, dual block information, random number generator settings, NAND type detection, error checking and correcting ECC for metadata and user data, and extension reservation.
In a third aspect, an embodiment of the present invention further provides a computer device, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement the SPI-NAND configuration file acquisition method according to the first aspect.
In a fourth aspect, an embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the SPI-NAND configuration file acquisition method according to the first aspect.
The configuration file is generated in advance, the configuration file contains the values of the configuration parameters needing indexing, checking and using in the initial burning process of the SPI-NAND firmware, the configuration file is not written into a code of a burning program, a user can read and modify data in the configuration file outside the program, and a computer can obtain the relevant configuration parameters by calling the configuration file during initial burning, so that a way for modifying the configuration parameters according to actual conditions is provided for the user, the user maintenance is facilitated, an expanded space is reserved in the configuration file, the configuration file can support more requirements, and a foundation is provided for the diversification of the firmware functions.
Drawings
FIG. 1 is a flowchart of a configuration file obtaining method for SPI-NAND according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a configuration file provided in an embodiment of the present invention;
FIG. 3 is a block diagram of a reserved area according to an embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating a configuration file storage principle provided by an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an SPI-NAND configuration file acquisition device according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a computer device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a flowchart of a method for acquiring an SPI-NAND configuration file according to an embodiment of the present invention, where the embodiment is applicable to an initial burning of an SPI-NAND firmware, and the method can be executed by an apparatus, such as a computer, for burning the SPI-NAND firmware, and specifically includes the following steps:
the SPI-NAND of any brand and model needs to be initially burned before leaving a factory so as to set relevant parameters and storage rules of the SPI-NAND in the subsequent use process, therefore, before the initial burning, a user operates on a computer to generate a firmware burning instruction, and the instruction triggers the computer to start the initial burning of the SPI-NAND firmware. In this embodiment, the initial burning of the SPI-NAND firmware by the computer may be realized by an application program installed on the computer
Step 102, calling a pre-generated configuration file according to a firmware burning command, wherein the configuration file is used for providing values of configuration parameters involved in an initial burning process;
a computer calls a configuration file by running a simulator and a batch file, the configuration file is designed and generated in advance, fig. 2 is a schematic structural diagram of the configuration file provided by the embodiment of the present invention, and as shown in fig. 2, the configuration file at least includes the following information: bad block scanning, block percentages (including the respective percentages of user blocks and free blocks), dual block information, random number generator settings, NAND type detection, ECC for metadata and user data, and extension reservation. The information is configuration parameters which need indexing, checking and using in power-on operation during initial burning.
And 103, storing the configuration file into a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area.
The computer runs a program to mount the configuration file and stores the configuration file into a reserved area in the SPI-NAND, wherein the reserved area is an area with the most stable storage performance in the SPI-NAND, is an exclusive area of the configuration file and is not usually opened for a user using the SPI-NAND. Fig. 3 is a block diagram of a reserved area according to an embodiment of the present invention, and as shown in fig. 3, the reserved area includes a first block and a second block, where the storage performance of the first block is higher than that of the second block, where the first block is used to store a configuration file and a backup of the configuration file, and the second block is used to store the configuration file and the backup of the configuration file when the first block fails. The first and second blocks are each divided into 4 blocks. Fig. 4 is a schematic diagram illustrating a configuration file storage principle provided by an embodiment of the present invention, and as shown in fig. 4, a configuration file and a backup of the configuration file access block 0 and block 1 of the first chunk, respectively, and block 4 and block 5 are reserved for storing the configuration file and the backup of the configuration file when block 0 and block 1 are bad. If the first block is full, the configuration file is stored in the second block, and if the second block is full, the configuration file is stored after the first block is erased. Once a bad block is found, the next block is stored, and the information of the bad block is recorded in a configuration file.
In this embodiment, the computer may extract the values of the configuration parameters from the reserved area during the initial burning process, or after the initial burning process is finished and the SPI-NAND firmware is powered on and operated each time.
According to the technical scheme of the embodiment, the configuration file is generated in advance, the configuration file contains values of configuration parameters needing indexing, checking and using in the SPI-NAND firmware initial burning process, the configuration file is not written into codes of a burning program, a user can read and modify data in the configuration file outside the program, the computer can obtain the relevant configuration parameters only by calling the configuration file during initial burning, a way for modifying the configuration parameters according to actual conditions is provided for the user, user maintenance is facilitated, an expanded space is reserved in the configuration file, the configuration file can support more requirements, and a foundation is provided for diversification of firmware functions.
On the basis of the technical scheme, a configuration file modification instruction is received, wherein the configuration file modification instruction comprises a modified value of a configuration parameter; and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction. As described above, the user can modify the configuration parameters in the configuration file according to the actual product requirements and product characteristics of the user, the modification generates a configuration file modification instruction, which includes the modified values of the configuration parameters, and the computer receives the instruction and modifies the corresponding values of the configuration parameters in the configuration file according to the new values in the instruction. Therefore, the initial burning is carried out according to the modified configuration parameters, and the expected requirements of users are met.
On the basis of the technical scheme, a configuration file updating instruction is received, wherein the configuration file updating instruction comprises information of a bad block, a system block and a metadata block in the SPI-NAND; and storing the updated configuration file in the reserved area according to the configuration file updating instruction. When a user uses the SPI-NAND, a block fault is caused due to repeated writing and erasing of a storage medium, a bad block occurs, the use space of the SPI-NAND needs to be adjusted, information of the bad block, a system block and a metadata block can be written into a configuration file, and the computer stores the configuration file written with the information into a reserved area again according to a configuration file updating command.
Fig. 5 is a schematic structural diagram of an SPI-NAND configuration file acquisition apparatus according to an embodiment of the present invention, and referring to fig. 5, the apparatus includes: the system comprises a receiving module 11, a calling module 12 and a storage module 13, wherein the receiving module 11 is used for receiving a firmware burning command, and the firmware burning command is used for triggering initial burning of the SPI-NAND firmware; a calling module 12, configured to call a pre-generated configuration file according to the firmware burning instruction, where the configuration file is used to provide values of configuration parameters involved in the initial burning process; a storage module 13, configured to store the configuration file into a reserved area in the SPI-NAND, so as to extract the value of the configuration parameter from the reserved area.
On the basis of the above technical solution, the receiving module 11 is further configured to receive a configuration file modification instruction, where the configuration file modification instruction includes a modified value of a configuration parameter; and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction.
On the basis of the above technical solution, the receiving module 11 is further configured to receive a configuration file update instruction, where the configuration file update instruction includes information of a bad block, a system block, and a metadata block in the SPI-NAND; and storing the updated configuration file in the reserved area according to the configuration file updating instruction.
On the basis of the above technical solution, the reserved area includes a first block and a second block, and the storage performance of the first block is higher than that of the second block, wherein the first block is used for storing the configuration file and the backup of the configuration file, and the second block is used for storing the configuration file and the backup of the configuration file when the first block fails.
On the basis of the technical scheme, the configuration file at least comprises the following information: bad block scanning, block percentage, dual block information, random number generator settings, NAND type detection, ECC for metadata and user data, and extension reservation.
The SPI-NAND configuration file acquisition device provided by the embodiment of the invention can execute the SPI-NAND configuration file acquisition method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
Fig. 6 is a schematic structural diagram of a computer apparatus according to an embodiment of the present invention, as shown in fig. 6, the computer apparatus includes a processor 20, a memory 21, an input device 22, and an output device 23; the number of the processors 20 in the computer device may be one or more, and one processor 20 is taken as an example in fig. 6; the processor 20, the memory 21, the input device 22 and the output device 23 in the computer apparatus may be connected by a bus or other means, and the connection by the bus is exemplified in fig. 6.
The memory 21 is a computer-readable storage medium, and can be used for storing software programs, computer-executable programs, and modules, such as program instructions/modules corresponding to the SPI-NAND configuration file acquisition method in the embodiment of the present invention. The processor 20 executes various functional applications and data processing of the computer device by running software programs, instructions and modules stored in the memory 21, that is, implements the SPI-NAND profile acquisition method described above.
The memory 21 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal, and the like. Further, the memory 21 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some examples, memory 21 may further include memory located remotely from processor 20, which may be connected to a computer device over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input device 22 may be used to receive input numeric or character information and to generate key signal inputs relating to user settings and function controls of the computer apparatus. The output device 23 may include a display device such as a display screen.
An embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements a method for obtaining an SPI-NAND configuration file, and the method includes:
receiving a firmware burning command, wherein the firmware burning command is used for triggering initial burning of the SPI-NAND firmware;
calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process;
storing the configuration file in a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area.
Of course, the storage medium containing the computer-executable instructions provided by the embodiments of the present invention is not limited to the method operations described above, and may also perform related operations in the SPI-NAND configuration file acquisition method provided by any embodiments of the present invention.
From the above description of the embodiments, it is obvious for those skilled in the art that the present invention can be implemented by software and necessary general hardware, and certainly, can also be implemented by hardware, but the former is a better embodiment in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as a floppy disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a FLASH Memory (FLASH), a hard disk or an optical disk of a computer, and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute the methods according to the embodiments of the present invention.
It should be noted that, in the embodiment of the SPI-NAND configuration file acquiring apparatus, the included units and modules are only divided according to functional logic, but are not limited to the above division as long as the corresponding functions can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. A method for obtaining a configuration file of an SPI-NAND is characterized by comprising the following steps:
receiving a firmware burning command, wherein the firmware burning command is used for triggering initial burning of the SPI-NAND firmware;
calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process;
storing the configuration file in a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area;
after storing the configuration file in a reserved area in the SPI-NAND, the method further comprises the following steps:
receiving a configuration file updating instruction, wherein the configuration file updating instruction comprises information of a bad block, a system block and a metadata block in the SPI-NAND;
storing the updated configuration file in the reserved area according to the configuration file updating instruction;
the reserved area comprises a first block and a second block, and the storage performance of the first block is higher than that of the second block, wherein the first block is used for storing the configuration file and the backup of the configuration file, and the second block is used for storing the configuration file and the backup of the configuration file when the first block fails.
2. The method of claim 1, further comprising, prior to the receiving the firmware burning instruction:
receiving a configuration file modification instruction, wherein the configuration file modification instruction comprises a modified value of a configuration parameter;
and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction.
3. The method of claim 1, wherein the configuration file comprises at least the following information: bad block scanning, block percentage, dual block information, random number generator settings, NAND type detection, error checking and correcting ECC for metadata and user data, and extension reservation.
4. An SPI-NAND profile acquisition apparatus, comprising:
the receiving module is used for receiving a firmware burning command, and the firmware burning command is used for triggering initial burning of the SPI-NAND firmware;
the calling module is used for calling a pre-generated configuration file according to the firmware burning instruction, wherein the configuration file is used for providing values of configuration parameters involved in the initial burning process;
the storage module is used for storing the configuration file into a reserved area in the SPI-NAND so as to extract the value of the configuration parameter from the reserved area;
the receiving module is further configured to receive a configuration file update instruction, where the configuration file update instruction includes information of a bad block, a system block, and a metadata block in the SPI-NAND; storing the updated configuration file in the reserved area according to the configuration file updating instruction;
the reserved area comprises a first block and a second block, and the storage performance of the first block is higher than that of the second block, wherein the first block is used for storing the configuration file and the backup of the configuration file, and the second block is used for storing the configuration file and the backup of the configuration file when the first block fails.
5. The apparatus of claim 4, wherein the receiving module is further configured to receive a configuration file modification instruction, where the configuration file modification instruction includes a modified value of the configuration parameter; and modifying the value of the corresponding configuration parameter in the configuration file according to the configuration file modification instruction.
6. The apparatus of claim 4, wherein the configuration file comprises at least the following information: bad block scanning, block percentage, dual block information, random number generator settings, NAND type detection, error checking and correcting ECC for metadata and user data, and extension reservation.
7. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the SPI-NAND profile acquisition method as claimed in any one of claims 1 to 3 when executing the program.
8. A computer-readable storage medium on which a computer program is stored, the program being characterized by implementing the SPI-NAND profile acquisition method according to any one of claims 1 to 3 when executed by a processor.
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| CN115576867A (en) * | 2018-08-28 | 2023-01-06 | 上海忆芯实业有限公司 | Extended address space for memory devices |
| CN109683948A (en) * | 2018-12-13 | 2019-04-26 | 深圳创维－Rgb电子有限公司 | System data introduction method, device, electronic product and storage medium |
| CN114185609A (en) * | 2021-11-04 | 2022-03-15 | 深圳市德明利技术股份有限公司 | Method and device for processing equipment configuration information, storage medium and processor |
| CN114035842B (en) * | 2022-01-07 | 2022-04-08 | 飞腾信息技术有限公司 | Firmware configuration method, computing system configuration method, computing device and equipment |
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