CN114924773A - Expansion backboard, burning method, computer equipment and storage medium - Google Patents

Expansion backboard, burning method, computer equipment and storage medium Download PDF

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Publication number
CN114924773A
CN114924773A CN202210476850.3A CN202210476850A CN114924773A CN 114924773 A CN114924773 A CN 114924773A CN 202210476850 A CN202210476850 A CN 202210476850A CN 114924773 A CN114924773 A CN 114924773A
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China
Prior art keywords
firmware
backboard
expansion
information
backplane
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CN202210476850.3A
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Chinese (zh)
Inventor
张敏
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Suzhou Inspur Intelligent Technology Co Ltd
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Suzhou Inspur Intelligent Technology Co Ltd
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Priority to CN202210476850.3A priority Critical patent/CN114924773A/en
Publication of CN114924773A publication Critical patent/CN114924773A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00Arrangements for software engineering
    • G06F8/60Software deployment
    • G06F8/65Updates
    • G06F8/654Updates using techniques specially adapted for alterable solid state memories, e.g. for EEPROM or flash memories

Abstract

The invention relates to an extension back plate, a burning method, computer equipment and a storage medium, wherein the extension back plate comprises: the SPI flash memory module is used for storing basic version firmware needing to be burned; the logic processing module is used for acquiring the connection information of the expansion backboard and the cascade backboard, determining firmware modification information through the connection information, and modifying the basic version firmware according to the firmware modification information; the downlink interface is used for communication between the logic processing module and the expansion back plate and the cascade back plate; and the expansion board controller is used for being connected with the SPI flash memory module, the logic processing module and the downlink interface and carrying out communication interaction. By adopting the method, the self-adaptation of the backboard under various application scenes is realized, the operations of firmware burning, manual dial-up and the like are not needed on the basis of the firmware of the basic version, and the universality is greatly improved.

Description

Expansion backboard, burning method, computer equipment and storage medium
Technical Field
The invention relates to the field of servers, in particular to an extension back plate, a burning method, computer equipment and a storage medium.
Background
For a working environment with an ultra-long working time, the stability and reliability of data transmission and storage are required to be ensured in the operation process of the server, and the stability of the hard disk is required to be ensured. Thus, it is required that FW (firmware) of the expansion backplane is appropriate, so that normal communication between the hard disk and the expansion backplane can be achieved, and serious consequences that the hard disk is dropped or even crashes are avoided. In the testing process, in order to ensure the normal operation of the server hard disk, the FW of the extension backplane sometimes needs to be changed, the FW of all the extension backplanes needs to be refreshed once the version is determined to be changed, and for extension backplanes and cascaded backplanes with different connection information, firmware needs to be redesigned according to the connection information, so that the universality is not realized.
Disclosure of Invention
In view of the foregoing, it is desirable to provide an extended backplane burning method, system, computer device and storage medium capable of improving the versatility of firmware burning.
In one aspect, an expansion backplane is provided, including:
the SPI flash memory module is used for storing basic version firmware needing to be burned;
the logic processing module is used for acquiring the connection information of the extension backboard and the cascade backboard, determining firmware modification information through the connection information, and modifying the basic version firmware according to the firmware modification information;
the downlink interface is used for realizing the communication between the logic processing module and the expansion backboard and the cascade backboard;
and the expansion board controller is used for being connected with the SPI flash memory module, the logic processing module and the downlink interface and carrying out communication interaction.
In one embodiment, the logic processing module is implemented by using a CPLD of an expansion backplane, and includes:
the information acquisition module is used for acquiring the connection information of the cascade backboard;
the information determining module is used for determining firmware modification information according to the connection information;
the information sending module is used for sending the firmware modification information to the SPI flash memory of the expansion backboard;
the firmware modification module is used for modifying the basic version firmware according to the firmware modification information;
and the basic firmware module is used for storing basic version firmware.
In another aspect, a burning method using an extended backplane is provided, where the method includes:
burning the basic version firmware into an SPI flash memory of the expansion back plate;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
In one embodiment, before acquiring the firmware modification information, the method further includes:
and acquiring connection information between the expansion backplane and the cascade backplane.
In one embodiment, the obtaining connection information between the extended backplane and the cascaded backplane includes:
the CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
and the CPLD of the expansion backboard acquires the connection information between the expansion backboard and the cascade backboard.
In one embodiment, the obtaining the firmware modification information includes:
and determining the firmware modification information according to the connection information.
In one embodiment, after the obtaining the firmware modification information, the method further includes:
sending the firmware modification information to the SPI flash memory of the expansion backboard
In one embodiment, the modifying the basic version firmware according to the firmware modification information, and after completing firmware burning, further includes:
firmware verification is performed.
In another aspect, a computer device is provided, which includes a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the computer program to implement the following steps:
burning the basic version firmware into an SPI flash memory of the expansion backboard;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
In yet another aspect, a computer-readable storage medium is provided, which stores a program that, when executed by a processor, causes the processor to perform the steps of:
burning the basic version firmware into an SPI flash memory of the expansion back plate;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the extension backboard, the burning method, the computer equipment and the storage medium, the basic version firmware is firstly burned into the SPI flash memory of the extension backboard, then the connection information of the extension backboard, namely the connection information between the cascade backboard and the connection information between the extension backboard and the cascade backboard, is automatically obtained aiming at different extension backplanes, the firmware modification information is determined according to the connection information and is sent to the SPI flash memory of the extension backboard, the basic version firmware is modified according to the firmware modification information, the burning of the firmware is completed, the universality of the extension backboard burning system is improved, one firmware is not required to be written aiming at each backboard, the backboard self-adaption under various application scenes is realized, the operations of burning the firmware, manually dialing codes and the like are not required on the basis of the basic version firmware, and the universality is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a flow chart of a first method of an extended backplane burning method of the present invention;
FIG. 2 is a flowchart illustrating a second method of burning an extended backplane according to the present invention;
FIG. 3 is a topological structure diagram of the expansion backplane of the present invention;
FIG. 4 is a schematic diagram of a logic processing module in the extended backplane of the present invention;
fig. 5 is a device configuration diagram of a computer device of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The first embodiment is as follows:
referring to fig. 3, fig. 3 is a topological structure diagram of the extended backplane of the present invention.
The extension back plate of the embodiment comprises:
the SPI flash memory module is used for storing basic version firmware needing to be burned;
because the connection information between different expansion backplanes and different cascade backplanes is different, the invention determines the firmware information to be modified, namely the firmware modification information according to the connection information between different expansion backplanes and different cascade backplanes, and sends the firmware modification information to an SPI (Serial Peripheral Interface) Flash memory of the expansion backplane, namely an SPI Flash memory module (SPI Flash) to store the basic version firmware to be burned.
The logic processing module is used for acquiring the connection information of the expansion backboard and the cascade backboard, determining firmware modification information through the connection information, and modifying the basic version firmware according to the firmware modification information;
the method comprises the steps of automatically acquiring connection information of an expansion back plate and a cascade back plate through a logic processing module, determining firmware information needing to be modified according to the connection information, namely firmware modification information, and finally modifying basic version firmware according to the firmware modification information to finish updating of the firmware.
The downlink interface is used for communication between the logic processing module and the expansion back plate and the cascade back plate;
the downlink interface is used for realizing communication between the logic processing module of the expansion backboard and the cascade backboard, and realizing communication between the connection information of the expansion backboard and the cascade backboard through the downlink interface.
And the expansion board controller is used for being connected with the SPI flash memory module, the logic processing module and the downlink interface and carrying out communication interaction.
The expansion board controller is the center of the expansion backboard and is connected with the SPI flash memory module, the logic processing module and the downlink interface to carry out communication interaction.
In one embodiment, the Logic processing module is implemented by a CPLD (Complex Programmable Logic Device) of the extended backplane, as shown in fig. 4, and includes:
the information acquisition module is used for acquiring the connection information of the cascade backboard;
in order to obtain information that firmware needs to be modified, connection information between the expansion backplane and the cascade backplane is obtained through the information obtaining module, because the information that the firmware needs to be modified depends on the connection information between the expansion backplane and the cascade backplane, and because the connection information between different expansion backplanes and different cascade backplanes is different, the firmware which is flushed into the expansion backplane is also different, and therefore the information that the firmware needs to be modified is determined according to the connection information.
The information determining module is used for determining firmware modification information according to the connection information;
since the connection information between different expansion backplanes and different cascade backplanes is different, the firmware flushed into the expansion backplanes is also different, and therefore the information that the firmware needs to be modified is determined according to the connection information, and after the connection information between the expansion backplanes and the cascade backplanes is obtained, the information that the firmware needs to be modified can be determined according to the connection information between the expansion backplanes and the cascade backplanes through the information determination module.
And the information sending module is used for sending the firmware modification information to the SPI flash memory of the expansion backboard.
After the firmware modification information is determined according to the connection information, the basic version firmware can be modified through the information sending module based on the firmware modification information, so that after the firmware modification information is determined according to the connection information, the firmware modification information is sent to the SPI flash memory of the expansion backboard, the basic version firmware is stored in the SPI flash memory of the expansion backboard, and the basic version firmware information and the firmware modification information are the firmware which needs to be flushed into the expansion backboard.
And the firmware modification module is used for modifying the basic version firmware according to the firmware modification information.
The difference of the firmware between different extension backplanes represented by the firmware modification information is that, because the connection information between different extension backplanes and the cascade backplane is different, the corresponding firmware modification information is different, so the basic version firmware needs to be modified by the firmware modification module according to the firmware modification information, and the modified basic firmware version is the firmware suitable for the extension backplane.
And the basic firmware module is used for storing basic version firmware.
Before connection information between the expansion backboard and the cascade backboard is obtained, the basic version firmware is burned into the SPI flash memory of the expansion backboard so as to obtain the basic version firmware of the expansion backboard.
In one embodiment, the logic processing module further comprises:
and the firmware burning module is used for burning the basic version firmware into the SPI flash memory of the expansion backboard.
The invention determines the firmware information to be modified, namely the firmware modification information according to the connection information between different expansion backplanes and the cascade backplanes, sends the firmware modification information to the SPI flash memory of the expansion backplane, modifies the basic version firmware according to the firmware modification information after obtaining the firmware modification information, and finally obtains the firmware of the expansion backplane. Therefore, before the connection information between the expansion backplane and the cascade backplane is obtained, the firmware of the basic version is burned into the SPI flash memory of the expansion backplane through the firmware burning module, so as to obtain the firmware of the expansion backplane.
And the firmware verification module is used for executing the verification of the firmware.
After the burning is finished, the CPLD of the expansion backboard reads the firmware version information of the expansion backboard, and the updating is successful after the version is updated. And the CPLD of the extension backboard controls restarting, the extension is powered off and then powered on again, new firmware is loaded, and verification is performed through the firmware verification module.
In one embodiment, the expansion backplane further comprises:
an uplink interface module: the system is usually connected to an SAS (serial attached SCSI, serial SCSI technology) card, the SAS card performs signal interaction of a PCIE (peripheral component interconnect express) protocol with a motherboard, a controller module on the SAS card realizes protocol conversion between PCIE and SAS/SATA, outputs an SAS/SATA signal to an expansion backplane, and normally uses a signal of an uplink 8lane to occupy 8 ports of an expansion chip;
setting a module: the module is mainly used for setting related pins of an extension back plate, such as Strap pins, reset design and the like, and needs to be set according to the design requirements of a chip so as to ensure the normal work of the chip;
a power supply module: the module mainly refers to the design of a peripheral power supply of an expansion backboard, and if a chip of the expansion backboard has a time sequence requirement, the design requirement of the power supply module is met so as to ensure the normal work of the chip;
hard disk interface module: the interface refers to a hard disk interface on an expansion backboard, and an expansion chip extends to a connector.
For specific limitations of the extended backplane burning system, reference may be made to the above limitations on the method, which are not described herein again. All modules in the expanding backboard burning system can be completely or partially realized through software, hardware and a combination of the software and the hardware. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
An EEPROM module: an EEPROM (Electrically Erasable Programmable read only memory) is used to store the SAS address.
Example two:
the burning method using the extended backplane of the present embodiment is shown in fig. 1 to 2.
The method comprises the following steps:
and burning the basic version firmware into the SPI flash memory of the expansion back plate.
Because the connection information between different expansion backplanes and different cascade backplanes is different, the invention determines the firmware information to be modified, namely the firmware modification information according to the connection information between different expansion backplanes and different cascade backplanes, sends the firmware modification information to the SPI flash memory of the expansion backplane, modifies the basic version firmware according to the firmware modification information after obtaining the firmware modification information, and finally obtains the firmware of the expansion backplane. Therefore, before connection information between the extension backplane and the cascade backplane is obtained, the basic version firmware is burned into the SPI flash memory of the extension backplane so as to obtain the basic version firmware of the extension backplane.
Acquiring firmware modification information;
according to the method, the firmware information needing to be modified, namely the firmware modification information, is determined according to the connection information between different expansion backplanes and the cascade backplane, the firmware modification information is sent to the SPI flash memory of the expansion backplane, after the firmware modification information is obtained, the basic version firmware is modified according to the firmware modification information, and finally the firmware of the expansion backplane is obtained, so that the firmware modification information is obtained at first.
And modifying the basic version firmware according to the firmware modification information to finish firmware burning.
The difference of the firmware between different expansion backplanes represented by the firmware modification information is that, because the connection information between different expansion backplanes and the cascaded backplanes is different, the corresponding firmware modification information is different, so the basic version firmware needs to be modified according to the firmware modification information, and the modified basic firmware version is the firmware suitable for the expansion backplane.
In one embodiment, before acquiring the firmware modification information, the method further includes:
acquiring connection information between the expansion backboard and the cascade backboard;
the information that the firmware needs to be modified is obtained, because the information that the firmware needs to be modified depends on the connection information between the extended backplane and the cascaded backplane, and because the connection information between different extended backplanes and cascaded backplanes is different, the firmware flushed into the extended backplane is also different, and therefore the information that the firmware needs to be modified is determined according to the connection information.
In one embodiment, the obtaining of the connection information between the extended backplane and the cascaded backplane includes:
the CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
the connection information includes not only the connection information between the cascaded backplanes but also the connection information between the extended backplane and the cascaded backplane, and therefore, the connection information between the extended backplane and the cascaded backplane in the present invention is referred to as the connection information between the cascaded backplanes, that is, the connection information between the cascaded backplanes and the connection information between the extended backplane and the cascaded backplane. Therefore, the connection information of the cascaded backplane is sent to the CPLD of the expanded backplane through the CPLD of the cascaded backplane.
And the CPLD of the expansion backboard acquires the connection information between the expansion backboard and the cascade backboard.
After the connection information of the cascaded backplane is sent to the CPLD of the extended backplane through the CPLD of the cascaded backplane, the connection information between the extended backplane and the cascaded backplane also needs to be acquired, which is realized by the CPLD of the extended backplane at this time, that is, the connection information between the extended backplane and the cascaded backplane is acquired through the CPLD of the extended backplane, so as to determine the firmware modification information according to the connection information.
In one embodiment, the obtaining the firmware modification information includes:
determining firmware modification information according to the connection information;
since the connection information between different expansion backplanes and different cascade backplanes is different, the firmware flushed into the expansion backplanes is also different, and therefore the information that the firmware needs to be modified is determined according to the connection information, and after the connection information between the expansion backplanes and the cascade backplanes is obtained, the information that the firmware needs to be modified can be determined according to the connection information between the expansion backplanes and the cascade backplanes.
In one embodiment, after acquiring the firmware modification information, the method further includes:
and sending the firmware modification information to an SPI flash memory of the expansion backboard.
After the firmware modification information is determined according to the connection information, the basic version firmware can be modified based on the firmware modification information, so that after the firmware modification information is determined according to the connection information, the firmware modification information is sent to the SPI flash memory of the expansion backboard, the basic version firmware is stored in the SPI flash memory of the expansion backboard, and the basic version firmware information and the firmware modification information are the firmware to be flushed into the expansion backboard.
In one embodiment, the modifying the basic version firmware according to the firmware modification information, and after completing firmware burning, further includes:
firmware verification is performed.
After the burning is finished, the CPLD of the expansion backboard reads the firmware version information of the expansion backboard, and the updating is successful after the version is updated. And the CPLD of the expansion backboard controls restarting, and the expansion backboard is electrified again after being electrified, and new firmware is loaded for verification.
Example three:
as shown with reference to fig. 2.
Burning the basic version firmware into an SPI flash memory of the expansion backboard;
because the connection information between different extension backplanes and different cascade backplanes is different, the invention determines the firmware information to be modified, namely the firmware modification information according to the connection information between different extension backplanes and different cascade backplanes, sends the firmware modification information to the SPI flash memory of the extension backplane, modifies the basic version firmware according to the firmware modification information after obtaining the firmware modification information, and finally obtains the firmware of the extension backplane. Therefore, before the connection information between the expansion backplane and the cascade backplane is obtained, the basic version firmware is burned into the SPI flash memory of the expansion backplane so as to obtain the firmware of the expansion backplane.
The CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
the connection information includes not only the connection information between the cascaded backplanes but also the connection information between the extended backplane and the cascaded backplanes, and therefore, the connection information between the extended backplane and the cascaded backplanes in the present invention is referred to as the connection information between the cascaded backplanes, that is, the connection information between the cascaded backplanes and the connection information between the extended backplane and the cascaded backplanes. Therefore, the connection information of the cascaded backplane is sent to the CPLD of the extended backplane through the CPLD of the cascaded backplane.
The CPLD of the expansion backboard acquires the connection information between the expansion backboard and the cascade backboard;
after the connection information of the cascaded backplane is sent to the CPLD of the extended backplane through the CPLD of the cascaded backplane, the connection information between the extended backplane and the cascaded backplane needs to be acquired, which is realized by the CPLD of the extended backplane at this time, that is, the connection information between the extended backplane and the cascaded backplane is acquired through the CPLD of the extended backplane, so as to determine the firmware modification information according to the connection information
Determining firmware modification information according to the connection information;
the difference of the firmware between different extension backplanes represented by the firmware modification information is that the connection information between different extension backplanes and the cascade backplane is different, that is, the firmware modification information is different, so the basic version firmware needs to be modified according to the firmware modification information, and the modified basic firmware version is the firmware suitable for the extension backplane
Sending the firmware modification information to an SPI flash memory of the expansion backboard;
after the firmware modification information is determined according to the connection information, the basic version firmware can be modified based on the firmware modification information, so that after the firmware modification information is determined according to the connection information, the firmware modification information is sent to the SPI flash memory of the expansion backboard, the basic version firmware is stored in the SPI flash memory of the expansion backboard, and the basic version firmware information and the firmware modification information are the firmware to be flushed in the expansion backboard.
And modifying the basic version firmware according to the firmware modification information to finish firmware burning.
The difference of the firmware between different expansion backplanes represented by the firmware modification information is that, because the connection information between different expansion backplanes and the cascaded backplanes is different, that is, the firmware modification information is different, the basic version firmware needs to be modified according to the firmware modification information, and the modified basic firmware version is the firmware suitable for the expansion backplanes.
Firmware verification is performed.
After the burning is finished, the CPLD of the expansion backboard reads the firmware version information of the expansion backboard, and the updating is successful after the version is updated. And the CPLD of the expansion backboard controls restarting, and the expansion backboard is electrified again after being electrified, and new firmware is loaded for verification.
It should be understood that although the various steps in the flow diagrams of fig. 1-2 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 1-2 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performing the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least some of the sub-steps or stages of other steps.
Example four:
the embodiment provides a computer device, which includes a memory, a processor, and a computer program stored in the memory and capable of running on the processor, and is characterized in that the processor implements the step of adopting the burning method of the extended backplane when executing the computer program.
The computer device may be a terminal, and its internal structure diagram may be as shown in fig. 5. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operating system and the computer program to run on the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by the processor to realize the burning method adopting the extension backboard. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
It should be understood by those skilled in the art that the structure shown in fig. 5 is a block diagram of only a portion of the structure associated with the present application, and does not constitute a limitation on the computing devices to which the present application may be applied, and a particular computing device may include more or less components than shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, which includes a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the computer program to perform the following steps:
burning the basic version firmware into an SPI flash memory of the expansion backboard;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
and acquiring connection information between the expansion backplane and the cascade backplane.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
the CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
and the CPLD of the extension backboard acquires the connection information between the extension backboard and the cascade backboard.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
and determining the firmware modification information according to the connection information.
In one embodiment, the processor when executing the computer program further performs the steps of:
and sending the firmware modification information to an SPI flash memory of the expansion backboard.
In one embodiment, the processor when executing the computer program further performs the steps of:
firmware verification is performed.
Example five:
the present embodiments provide a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of:
burning the basic version firmware into an SPI flash memory of the expansion backboard;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
In one embodiment, the processor when executing the computer program further performs the steps of:
and acquiring connection information between the expansion backplane and the cascade backplane.
In one embodiment, the processor when executing the computer program further performs the steps of:
the CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
and the CPLD of the extension backboard acquires the connection information between the extension backboard and the cascade backboard.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
and determining the firmware modification information according to the connection information.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
and sending the firmware modification information to an SPI flash memory of the expansion backboard.
In one embodiment, the processor, when executing the computer program, further performs the following steps:
firmware verification is performed.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above may be implemented by hardware instructions of a computer program, which may be stored in a non-volatile computer-readable storage medium, and when executed, may include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
All possible combinations of the technical features in the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. An expansion backplane, comprising:
the SPI flash memory module is used for storing basic version firmware required to be burned;
the logic processing module is used for acquiring the connection information of the extension backboard and the cascade backboard, determining firmware modification information through the connection information, and modifying the basic version firmware according to the firmware modification information;
the downlink interface is used for realizing the communication between the logic processing module and the expansion back plate and the cascade back plate;
and the expansion board controller is used for being connected with the SPI flash memory module, the logic processing module and the downlink interface and carrying out communication interaction.
2. The extended backplane of claim 1, wherein the logic processing module is implemented using a CPLD of the extended backplane, and wherein the logic processing module comprises:
the information acquisition module is used for acquiring the connection information of the cascade backboard;
the information determining module is used for determining firmware modification information according to the connection information;
the information sending module is used for sending the firmware modification information to the SPI flash memory of the expansion backboard;
the firmware modification module is used for modifying the basic version firmware according to the firmware modification information;
and the basic firmware module is used for storing basic version firmware.
3. A burning method for the extended backplane according to any one of claims 1-2, wherein the method comprises:
burning the basic version firmware into an SPI flash memory of the expansion backboard;
acquiring firmware modification information;
and modifying the basic version firmware according to the firmware modification information to finish firmware burning.
4. The burning method of claim 3, wherein before the obtaining the firmware modification information, the method further comprises:
and acquiring connection information between the expansion backplane and the cascade backplane.
5. The burning method of claim 4, wherein the obtaining the connection information between the extended backplane and the cascaded backplane comprises:
the CPLD of the cascade backboard sends the connection information of the cascade backboard to the CPLD of the expansion backboard;
and the CPLD of the expansion backboard acquires the connection information between the expansion backboard and the cascade backboard.
6. The burning method as claimed in claim 3, wherein the obtaining firmware modification information comprises:
and determining the firmware modification information according to the connection information.
7. The burning method of claim 3, wherein after acquiring the firmware modification information, the method further comprises:
and sending the firmware modification information to an SPI flash memory of the expansion backboard.
8. The burning method of claim 3, wherein the modifying the basic version firmware according to the firmware modification information further comprises, after the burning of the firmware is completed:
firmware verification is performed.
9. A computer arrangement 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 steps of the method according to any one of claims 3 to 8 when executing the computer program.
10. A computer-readable storage medium characterized by: the computer readable storage medium stores a program which, when executed by a processor, causes the processor to perform the steps of the method according to any one of claims 3 to 8.
CN202210476850.3A 2022-04-30 2022-04-30 Expansion backboard, burning method, computer equipment and storage medium Pending CN114924773A (en)

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CN202210476850.3A CN114924773A (en) 2022-04-30 2022-04-30 Expansion backboard, burning method, computer equipment and storage medium

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