CN112486521A - Firmware upgrading method and system based on local area network - Google Patents
Firmware upgrading method and system based on local area network Download PDFInfo
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Abstract
The invention provides a firmware upgrading method based on a local area network, which comprises the following steps: the equipment to be upgraded broadcasts connection information to the local area network at regular intervals and establishes connection with the server receiving the connection information; reading and sending the firmware version and the unique identification code of the user to a server; judging whether an updatable firmware version is received within set time, if not, disconnecting the connection, finishing upgrading, and if so, executing the next step; selecting an updatable firmware version and sending an update download request to a server; receiving a firmware version installation package sent by a server; and the equipment updates and upgrades according to the received firmware version installation package. The method establishes TCP/IP service connection through the local area network, the server inquires the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code, and then updates and upgrades the corresponding equipment, so that the operation is simple, and the problem that the startup cannot be caused by mistaken firmware version updating is effectively avoided.
Description
Technical Field
The invention relates to the technical field of internet, in particular to a firmware upgrading method and system based on a local area network.
Background
When a test is developed on an operating system platform, different test stages are available, including an EVT (engineering verification and test stage), a DVT (design verification and test stage), a PVT (generation test and verification stage) and an MP (mass production stage), and the number of test prototypes is dozens or even hundreds. Meanwhile, the pre-left prototypes are mixed together in one stage, and the used firmware versions of the tester in each stage are greatly different due to the upgrade of the hardware version.
At present, firmware is upgraded by manually copying different versions of firmware to a USB flash disk by a tester and selecting the firmware version by the tester to upgrade to each machine. The mode not only consumes a large amount of time and needs to update the USB flash disk of the software, but also needs a tester to have certain specialty on the test platform to know which version can be updated, and has the advantages of complex operation, low firmware upgrading efficiency and easy error.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a firmware upgrading method and system based on a local area network, a TCP/IP service connection is established through the local area network, a server inquires a firmware version which can be updated by corresponding equipment according to the received firmware version and a unique identification code, then the corresponding equipment is updated and upgraded, the operation is simple, and the problem that the startup cannot be caused due to the fact that the firmware version is wrongly updated is effectively avoided.
The firmware upgrading method based on the local area network comprises the following steps:
step 1: the equipment to be upgraded broadcasts connection information to the local area network at regular intervals and establishes connection with the server receiving the connection information;
step 2: reading and sending the firmware version and the unique identification code of the user to a server;
and step 3: judging whether an updatable firmware version is received within set time, if not, disconnecting the connection, finishing upgrading, and if so, executing the next step;
and 4, step 4: selecting an updatable firmware version and sending an update download request to a server;
and 5: receiving a firmware version installation package sent by a server;
step 6: and the equipment updates and upgrades according to the received firmware version installation package.
The invention is further improved, the device is internally provided with a unique identification code, and the connection information is UDP broadcast information agreed by the server and the device.
The invention is further improved, and the firmware upgrading method is based on the upgrading of the Galaxy kylin operating system.
The invention is further improved, in the step 1, the connection mode of the device and the server is TCP/IP service connection.
In step 1, when the number of times that the device sends the appointed UDP broadcast information to the local area network exceeds a preset threshold value in the device and the connection fails, the device automatically determines that the connection with the server fails, finishes upgrading, and returns the result to the device display interface.
In step 2, the firmware version and the unique identification code information are recorded and sent in a cJSON data mode.
In step 3, when the device does not receive the updatable firmware version information within the time set in the device, the device automatically determines that the connection with the server fails, ends the upgrade, and returns the result to the device display interface.
The invention is further improved, and a model version comparison table for identifying the unique identification code of the equipment is stored in the server.
The invention also provides a system for realizing the firmware upgrading method based on the local area network, which comprises equipment and a cloud server, wherein the equipment comprises:
the reading module is used for reading the firmware version and the unique identification code of the reading module;
the first information sending module: the system comprises a local area network, a server and a terminal, wherein the local area network is used for sending appointed UDP broadcast information to the local area network, sending an updating and downloading request to the server and sending a firmware version and a unique identification code of the server to the server;
the first detection module: the device is used for detecting whether the number of times of sending the appointed UDP broadcast information to the local area network exceeds a threshold value or not and also used for self-detecting whether updatable firmware version information is received within a set time or not by the device;
the first information receiving module: the firmware version installation package is used for receiving the updatable firmware version information and the firmware version installation package sent by the server;
installing a module: and updating and upgrading according to the received firmware version installation package.
In a further refinement of the present invention, the server comprises:
the second information sending module is used for sending the updatable firmware version information and the firmware version installation package to the equipment;
a second detection module: the device comprises a detection module, a processing module and a display module, wherein the detection module is used for detecting UDP broadcast information of appointed equipment in a local area network;
a second information receiving module: the device is used for receiving an update downloading request sent by the device and a firmware version and a unique identification code of the device;
the query module: and the firmware version updating module is used for querying the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code.
The invention has the beneficial effects that: the invention establishes TCP/IP service connection through the local area network, the server inquires the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code, and then updates and upgrades the corresponding equipment, the use is convenient, the operation is simple, a tester can select the firmware version which needs to be updated without contacting with a real firmware version file, thereby effectively avoiding the condition of artificial error or error when copying the file, simultaneously, a professional version control person can control the firmware version and record the upgrading state at the server end, effectively avoiding the problems of version error swiping, error copying, uninterrupted communication of the version or artificial error, and collecting the updating information at the server end and recording the model machine state.
Drawings
FIG. 1 is a flow chart of a firmware upgrade method based on a local area network according to the present invention;
fig. 2 is a model version comparison table in the local area network-based firmware upgrading method of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, a method for upgrading firmware based on a local area network according to the present invention includes the following steps:
step 1: the equipment to be upgraded broadcasts connection information to the local area network at regular intervals and establishes connection with the server receiving the connection information;
step 2: reading and sending the firmware version and the unique identification code of the user to a server;
and step 3: judging whether an updatable firmware version is received within set time, if not, disconnecting the connection, finishing upgrading, and if so, executing the next step;
and 4, step 4: selecting an updatable firmware version and sending an update download request to a server;
and 5: receiving a firmware version installation package sent by a server;
step 6: and the equipment updates and upgrades according to the received firmware version installation package.
Referring to fig. 1, a unique identification code is built in the device, and the connection information is UDP broadcast information agreed by the server and the device. The UDP is a short name of User Datagram Protocol, a Chinese name is a User Datagram Protocol, and is a connectionless transport layer Protocol in an Open System Interconnection (OSI) reference model, which provides a transaction-oriented simple unreliable information transfer service, and IETF RFC 768 is a formal specification of UDP.
Referring to fig. 1, the firmware upgrade method is based on the operating system of kylin of the galaxy. The galaxy Kylin (Kylin) is an open source server operating system developed by the national defense science and technology university. The operating system is an 863 plan major attacking and closing scientific research project, aims to break monopoly of foreign operating systems and research and develop a set of server operating system with Chinese proprietary intellectual property rights, and has the following characteristics of high safety, high reliability, high availability, cross-platform and Chinese culture (strong Chinese processing capability, and the upgrading method of the platform is based on the operating system but is not limited to the operating system.
Referring to fig. 1, in step 1, the connection mode between the device and the server is TCP/IP service connection. Wherein, TCP/IP is a communication Protocol used for Internet (Internet), TCP/IP is a communication Protocol for computers connected with Internet to communicate, TCP/IP refers to Transmission Control Protocol/Internet Protocol (Transmission Control Protocol/Internet Protocol), TCP/IP is a standard communication Protocol defining how electronic devices (such as computers) are connected to Internet and how data is transmitted between them, the invention uses the Protocol to establish connection more stably, and the using environment is more extensive.
Referring to fig. 1, in step 1, when the number of times that the device sends the agreed UDP broadcast information to the local area network exceeds a preset threshold in the device and fails to connect, the device automatically determines that the connection with the server fails, ends the upgrade, and returns the result to the device display interface.
Referring to fig. 1, in step 2, the firmware version and the unique identifier information are recorded and transmitted in a cJSON data manner. The cJSON is a JSON resolver consisting of only one h file and one C file, is realized by pure C (ANSI C89), and has better cross-platform performance, wherein the cJSON has a cJSON structure body, and the cJSON is stored by adopting a linked list. Therefore, the data mode recording and transmitting by adopting cJSON has the advantages that: easy to expand and view, can be used for the addition of extra information later; and the information generation of the upgrading program and the analysis of the server program are facilitated.
Referring to fig. 1, in step 3, when the device does not receive the updateable firmware version information within the time set in the device, the device automatically determines that the connection with the server fails, ends the upgrade, and returns the result to the device display interface.
Referring to fig. 2, a model version comparison table for identifying the unique identifier of the device is stored in the server. The model version comparison table is edited by using an excel document, the excel document has better operability in Visual Studio C #, and meanwhile, firmware management and control personnel can edit the document easily, so that the model version comparison table is simple and vivid and is easy to watch.
The invention also provides a system for realizing the firmware upgrading method based on the local area network, which comprises equipment and a cloud server, wherein the equipment comprises:
the reading module is used for reading the firmware version and the unique identification code of the reading module;
the first information sending module: the system comprises a local area network, a server and a terminal, wherein the local area network is used for sending appointed UDP broadcast information to the local area network, sending an updating and downloading request to the server and sending a firmware version and a unique identification code of the server to the server;
the first detection module: the device is used for detecting whether the number of times of sending the appointed UDP broadcast information to the local area network exceeds a threshold value or not and also used for self-detecting whether updatable firmware version information is received within a set time or not by the device;
the first information receiving module: the firmware version installation package is used for receiving the updatable firmware version information and the firmware version installation package sent by the server;
installing a module: and updating and upgrading according to the received firmware version installation package.
Referring to fig. 1, the server includes:
the second information sending module is used for sending the updatable firmware version information and the firmware version installation package to the equipment;
a second detection module: the device comprises a detection module, a processing module and a display module, wherein the detection module is used for detecting UDP broadcast information of appointed equipment in a local area network;
a second information receiving module: the device is used for receiving an update downloading request sent by the device and a firmware version and a unique identification code of the device;
the query module: and the firmware version updating module is used for querying the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code.
The invention relates to a firmware upgrading method based on a local area network, which currently supports BIOS firmware updating, EC firmware updating and video card VBIOS updating of a Feiteng fm2000/4 platform. The flow of each part comprises the following steps: the equipment to be upgraded broadcasts connection information to the local area network at regular intervals and establishes connection with the server receiving the connection information; reading and sending the firmware version and the unique identification code of the user to a server; judging whether an updatable firmware version is received within set time, if not, disconnecting the connection, finishing upgrading, and if so, executing the next step; selecting an updatable firmware version and sending an update download request to a server; receiving a firmware version installation package sent by a server; and the equipment updates and upgrades according to the received firmware version installation package. The server provides a service platform comprising UDP broadcast and TCP/IP connection, firmware version control files of various versions and firmware software update records. The BIOS is an abbreviation of English Basic Input Output System, the translated Chinese name is Basic Input Output System, and the BIOS is a group of programs solidified on a ROM chip on a main board in a computer, which stores the most important Basic Input and Output programs of the computer, a self-checking program after power-on and a System self-starting program, can read and write specific information set by the System from a CMOS, and has the main function of providing the bottommost and most direct hardware setting and control for the computer. The EC firmware is an embedded controller, which is actually a keyboard controller, and as the name suggests, is a hardware IC responsible for power management, heat dissipation control, keyboard, shortcut key functions, etc. of the device, and the firmware is a binary program capable of being burned. VBIOS is an abbreviation for Video BIOS, which as the name implies is the BIOS of the graphics card.
From the above, the beneficial effects of the invention are as follows: the invention establishes TCP/IP service connection through the local area network, the server inquires the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code, and then updates and upgrades the corresponding equipment, the use is convenient, the operation is simple, a tester can select the firmware version which needs to be updated without contacting with a real firmware version file, thereby effectively avoiding the condition of artificial error or error when copying the file, simultaneously, a professional version control person can control the firmware version and record the upgrading state at the server end, effectively avoiding the problems of version error swiping, error copying, uninterrupted communication of the version or artificial error, and collecting the updating information at the server end and recording the model machine state.
The above-described embodiments are intended to be illustrative, and not restrictive, of the invention, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. A firmware upgrading method based on a local area network is characterized by comprising the following steps:
step 1: the equipment to be upgraded broadcasts connection information to the local area network at regular intervals and establishes connection with the server receiving the connection information;
step 2: reading and sending the firmware version and the unique identification code of the user to a server;
and step 3: judging whether an updatable firmware version is received within set time, if not, disconnecting the connection, finishing upgrading, and if so, executing the next step;
and 4, step 4: selecting an updatable firmware version and sending an update download request to a server;
and 5: receiving a firmware version installation package sent by a server;
step 6: and the equipment updates and upgrades according to the received firmware version installation package.
2. The local area network-based firmware upgrade method according to claim 1, wherein a unique identification code is embedded in the device, and the connection information is UDP broadcast information agreed by a server and the device.
3. The local area network-based firmware upgrade method according to claim 2, wherein the firmware upgrade method is based on the kylin operating system of the galaxy river.
4. The local area network-based firmware upgrade method according to claim 3, wherein in the step 1, the device is connected to the server in a TCP/IP service connection.
5. The firmware upgrading method based on the local area network as claimed in claim 4, wherein in the step 1, when the number of times that the device sends the agreed UDP broadcast information to the local area network exceeds a preset threshold in the device and fails to connect, the device automatically determines that the connection with the server fails, ends the upgrading, and returns the result to the device display interface.
6. The local area network-based firmware upgrade method according to claim 5, wherein in the step 2, the firmware version and the unique identifier information are recorded and transmitted in a cJSON data manner.
7. The local area network-based firmware upgrade method according to claim 6, wherein in step 3, when the device does not receive the updatable firmware version information within the time set in the device, the device automatically determines that the connection with the server has failed, ends the upgrade, and returns the result to the device display interface.
8. The local area network-based firmware upgrade method according to claim 7, wherein a model version look-up table for identifying the device unique identifier is stored in the server.
9. A system for implementing the local area network-based firmware upgrade method according to any one of claims 1 to 8, comprising a device and a server, wherein the device comprises:
the reading module is used for reading the firmware version and the unique identification code of the reading module;
the first information sending module: the system comprises a local area network, a server and a terminal, wherein the local area network is used for sending appointed UDP broadcast information to the local area network, sending an updating and downloading request to the server and sending a firmware version and a unique identification code of the server to the server;
the first detection module: the device is used for detecting whether the number of times of sending the appointed UDP broadcast information to the local area network exceeds a threshold value or not and also used for self-detecting whether updatable firmware version information is received within a set time or not by the device;
the first information receiving module: the firmware version installation package is used for receiving the updatable firmware version information and the firmware version installation package sent by the server;
installing a module: and updating and upgrading according to the received firmware version installation package.
10. The system of claim 9, wherein the server comprises:
the second information sending module is used for sending the updatable firmware version information and the firmware version installation package to the equipment;
a second detection module: the device comprises a detection module, a processing module and a display module, wherein the detection module is used for detecting UDP broadcast information of appointed equipment in a local area network;
a second information receiving module: the device is used for receiving an update downloading request sent by the device and a firmware version and a unique identification code of the device;
the query module: and the firmware version updating module is used for querying the firmware version which can be updated by the corresponding equipment according to the received firmware version and the unique identification code.
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