CN214151686U

CN214151686U - Device for automatically switching and updating basic input and output

Info

Publication number: CN214151686U
Application number: CN202120152374.0U
Authority: CN
Inventors: 陈国义; 黄瑱; 李宁; 李祥磊; 陈嘉学
Original assignee: Baode Network Security System Shenzhen Co ltd
Current assignee: Baode Network Security System Shenzhen Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-07
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to an automatic switch over device of renewal basic input/output, including the commonality input/output who reserves base plate management controller to programmable device, after long-range landing base plate management controller, switch over the basic input/output system mount that corresponds CPU below base plate management controller, just can burn the basic input/output system's that records one by one technical scheme through base plate management controller, the utility model discloses a carry out long-range burning record to mainboard basic input/output system more conveniently, saved time and cost of labor.

Description

Device for automatically switching and updating basic input and output

Technical Field

The utility model belongs to the technical field of the server design and specifically relates to an automatic switch-over updates basic input/output's device.

Background

The server is generally composed of two parts, including a BMC (baseboard management controller) part as a management unit of the server to manage and monitor the system part of the server, in addition to the system part responsible for the service. The system part can be started and operated based on BIOS (basic input/output system), which is a group of programs solidified in a memory chip, stores the most important basic input/output programs of the server, and mainly realizes the bottommost and most direct hardware setting and control operation for the server system part.

During the use of the server, the update of the BIOS is a frequently used operation, for example, when the BIOS fails or the BIOS version is updated, the BIOS needs to be updated. The method is characterized in that a multi-path CPU is designed when a mainboard of a server is designed, a BIOS ROM basic input and output system is required to be mounted below each CPU in the design of domestic CPUs, if the machine is shipped, the subsequent BIOS upgrading is needed, the method is simple, the client can burn in line or off line on site, but if the machine cannot be burned in the site through BMC, the conventional X86 design is that the multi-path mainboard only has one BIOS ROM, the remote burning is good, and if a plurality of burning methods before use are unavailable.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem of the long-range burning record of a plurality of basic input output system of multichannel mainboard among the above-mentioned prior art. An apparatus for automatically switching and updating BIOS is provided.

The utility model relates to a device for automatically switching and updating a basic input and output system, which comprises a substrate management controller, a programmable device, a CPU and a basic input and output system;

the baseboard management controller is connected with the basic input and output system through the programmable device, and the basic input and output system is mounted under the CPU through the programmable device.

The utility model has the advantages that: the reserved substrate management controller is connected with the basic input and output system through the programmable device, after the substrate management controller is remotely logged in, the state of the programmable device is selected to switch the basic input and output system of the corresponding CPU to be mounted below the substrate management controller, so that the basic input and output system of the mainboard can be remotely burned more conveniently, and time and labor cost are saved.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the number of the CPUs is equal to that of the basic input and output systems, and the CPUs are in one-to-one correspondence; the baseboard management controller is respectively connected with a plurality of basic input and output systems through the programmable devices, and each basic input and output system is mounted under the corresponding CPU through the programmable devices.

The beneficial effects of the further scheme are as follows: by arranging the plurality of CPUs and the basic input and output systems which are equal to the CPUs in number and correspond to the CPUs one by one, the remote burning of the plurality of basic input and output systems of the multi-path mainboard is more conveniently realized, and the time and labor cost are saved.

Further, the baseboard management controller is in remote communication connection with the server.

Further, the server is specifically a web server.

Further, the baseboard management controller is connected with the programmable device through a general input/output interface and a serial peripheral interface.

Further, the baseboard management controller is specifically connected with the programmable device through two general input/output interfaces.

Further, the programmable device is connected with the CPU through a serial peripheral interface.

Furthermore, the programmable device is connected with the plurality of CPUs in a one-to-one correspondence mode through a plurality of serial peripheral interfaces.

In addition to the above solutions, all the basic input/output systems corresponding to the CPUs are switched to be mounted under the baseboard management controller after the baseboard management controller is remotely logged in by using the universal input/output to the programmable device through the reserved baseboard management controller, and the features of the dependent claims are all independent from each other, so that the improved solutions formed by arbitrarily combining the mutually independent features can form an improved solution, and the combined improved solutions thereof should be considered within the protection scope of the present invention.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the system comprises a web server, 2, a baseboard management controller, 3, a programmable device, 4, a CPU, 4.1 a first CPU, 4.2 a second CPU, 4.3 a third CPU, 5, a basic input and output system, 5.1, a first basic input and output system, 5.2, a second basic input and output system, 5.3 and a third basic input and output system.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, the present invention relates to a device for automatically switching and updating bios, which comprises a substrate management controller, a programmable device, a CPU and a bios;

The base plate management controller is in remote communication connection with a server, the server is specifically a web server, the web server sends an access request to the base plate management controller through the internet, the base plate management controller obtains an update program corresponding to a basic input and output system in a CPU (central processing unit) to be updated, the base plate management controller is specifically connected with the programmable device through a general input and output interface and a serial peripheral interface, the programmable device is connected with the CPU through the serial peripheral interface, and the basic management controller mounts the basic input and output system under the corresponding CPU through the programmable device according to the update program to realize remote burning of the BIOS ROM.

In this embodiment, the programmable device cooperates with the SPI interface, the bus switch, and the BIOS memory chip of the BMC to perform operations, which is specifically described as follows: the programmable device realizes the management of the BIOS chip and the bus switch, including the access switching of the BIOS chip; the BMC provides a single SPI (serial peripheral interface) interface, and accesses the BIOS chip and provides a system reset state signal; the bus switch is used for realizing the connection and switching of the SPI bus between the BMC BI0S chips; and the BIOS storage chip is connected to the BMC and used for updating the BIOS on line.

As shown in fig. 2, the present invention further provides another embodiment, which is different from the above embodiments in that a plurality of CPUs are provided, a plurality of basic input/output systems are provided, and the number of the CPUs is equal to the number of the basic input/output systems and corresponds to the number of the basic input/output systems; the baseboard management controller is respectively connected with the plurality of basic input and output systems through the programmable device, each basic input and output system is mounted under the corresponding CPU through the programmable device, and the programmable device is connected with the plurality of CPUs in a one-to-one correspondence mode through a plurality of serial peripheral interfaces.

In this embodiment, the programmable device is used for the bmc to receive an instruction for updating the bios and obtain a corresponding update program. When the programmable device receives an instruction for updating the BIOS, a new BIOS program is received. And connecting the chip corresponding to the basic input and output system through an interface of the baseboard management controller, and updating the original program of the chip corresponding to the basic input and output system through the updating program. The BIOS management module directly writes the BI0S program into the currently connected BIOS chip, and because the access paths are opposite, the access of the BIOS chip connected with the programmable device is not affected at the moment. Providing a path of SPI interface for a chip corresponding to an original connection basic input and output system by a BMC (baseboard management controller), realizing access to a BIOS (basic input and output system) chip and providing a system reset state signal; and the bus switch is used for realizing the connection and switching of the SPI bus between the BMC BI0S chips.

The utility model discloses in:

BMC: the base plate management controller ensures that the system is in a normal operation state by monitoring the power supply, the temperature and the like of the system. The BMC can manage the performance of the power supply, the temperature and the like of the whole system, and can also play the role of a watchdog to restart the CPU when the system crashes.

BIOS: the BIOS is a standard firmware interface in the industry and is the first software loaded when the personal computer is started. The program is solidified on a ROM chip on the mainboard in the computer, and it stores the most important basic input and output program of the computer, the self-test program after power-on and the system self-start program, and it can read and write the specific information of the system setting. Its primary function is to provide the lowest level, most direct hardware setup and control for the computer. In addition, the BIOS provides some system parameters to the operating system. The change of system hardware is hidden by BIOS, and programs use BIOS functions rather than directly control the hardware. Modern operating systems ignore the abstraction layer provided by the BIOS and directly control the hardware components.

CPLD: a more complex logic device than a PLD. The CPLD is a digital integrated circuit in which a user constructs logic functions according to his or her own needs. The basic design method is to generate corresponding target files by means of an integrated development software platform and methods such as schematic diagrams, hardware description languages and the like, and to transmit codes to a target chip through a download cable, so as to realize a designed digital system.

GPIO: the PIN is a general purpose input/output (GPI) PIN that can be freely used by a user by program control, and the PIN can be used as a General Purpose Input (GPI) or General Purpose Output (GPO) or general purpose input/output (GPIO) PIN depending on practical considerations. For input, the high and low of the pin potential can be determined by reading a certain register; for output, a certain register can be written to make the pin output a high potential or a low potential; for other special functions, there are additional registers to control them.

SPI: is a serial peripheral interface. The synchronous serial interface technology is a high-speed, full-duplex and synchronous communication bus.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An apparatus for automatically switching and updating BIOS, comprising: the system comprises a substrate management controller, a programmable device, a CPU and a basic input and output system;

2. The apparatus for automatically switching and updating BIOS of claim 1, wherein: the number of the CPUs is equal to that of the basic input and output systems, and the CPUs correspond to the basic input and output systems one by one; the baseboard management controller is respectively connected with a plurality of basic input and output systems through the programmable devices, and each basic input and output system is mounted under the corresponding CPU through the programmable devices.

3. The apparatus for automatically switching and updating BIOS of claim 1, wherein: and the substrate management controller is in remote communication connection with the server.

4. The apparatus for automatically switching and updating BIOS of claim 3, wherein: the server is specifically a web server.

5. The device for automatically switching and updating basic input and output according to any one of claims 1 to 4, characterized in that: the baseboard management controller is connected with the programmable device through a universal input/output interface and a serial peripheral interface.

6. The apparatus for automatically switching and updating BIOS of claim 5, wherein: the baseboard management controller is connected with the programmable device through two general input and output interfaces.

7. The apparatus for automatically switching and updating BIOS of claim 1, wherein: the programmable device is connected with the CPU through a serial peripheral interface.

8. The apparatus for automatically switching and updating BIOS of claim 2, wherein: the programmable device is connected with the CPUs in a one-to-one correspondence mode through a plurality of serial peripheral interfaces.