TWI734357B - Mainboard and assisting test method of thereof - Google Patents

Abstract

An assisting test method of a mainboard, comprises powering the mainboard, sending a first command configured to shut down a predetermined power conversion unit to a complex programmable logic device (CPLD) by a baseboard management controller (BMC), and shutting down the predetermined power conversion unit by the BMC based on the first command, so that the mainboard enters a first testing condition of simulating the mainboard with a timeout power-on condition after the mainboard is booted. Or, booting the mainboard, sending a second command configured to shut down the predetermined power conversion unit to the CPLD by the BMC, and shutting down the predetermined power conversion unit by the BMC based on the second command, so that the mainboard enters a second testing condition of simulating the mainboard with an abnormal discharging condition.

Description

Motherboard and method for auxiliary testing of the motherboard

The present invention relates to the technical field of main board testing, and particularly relates to a main board and a method for auxiliary testing of the main board.

When the complex programmable logic unit performs the detection of the first test state of the mainboard power-on timeout or the second test state of the mainboard abnormal discharge, the usual test method is to use a wire to solder the output terminal of the power conversion unit to the load The load machine triggers the overcurrent protection of the power conversion unit to trigger the abnormal state of the power conversion unit. If the overcurrent point of the power conversion unit itself is very large (>10A), then using the aforementioned wire welding test method requires welding a very thick wire to withstand the large current (>10A), which will cause inconvenience in testing. However, even the test of a small current power supply needs to weld the wire once every test, which reduces the test efficiency.

Therefore, there is still a need for a method to solve the problem of the need to bear the risk of welding wires on the motherboard when performing auxiliary tests of the motherboard power-on overtime or the motherboard abnormal discharge.

In view of the above, the present invention provides a motherboard and a method for auxiliary testing of the motherboard to meet the above requirements, which are used to solve the problem of the motherboard welding wire when the motherboard is powered on or the motherboard is abnormally discharged in the auxiliary test in the prior art. The question of risk.

The method for auxiliary testing of a motherboard according to an embodiment of the present invention is applicable to a motherboard, wherein the motherboard includes a baseboard management control unit, a complex programmable logic unit and at least one power conversion unit, and the method includes: powering on the Motherboard; using the baseboard management control unit to send a first command for turning off the preset power conversion unit to the complex programmable logic unit; and using the complex programmable logic unit to turn off the preset based on the first command The power switch Replace the unit to make the motherboard enter a first test state that simulates the power-on timeout of the motherboard after startup, or activate the motherboard; use the baseboard management control unit to send to the complex programmable logic unit to turn off the preset A second command of the power conversion unit; and using the complex programmable logic unit to turn off the preset power conversion unit based on the second command, so that the motherboard enters a second test state that simulates abnormal discharge of the motherboard .

In an embodiment of the present invention, the baseboard management control unit sends the first command or the second command to the complex programmable logic unit via an Intelligent Platform Management Interface (IPMI).

In an embodiment of the present invention, the complex programmable logic unit receives the first command or the second command via an I2C interface.

In an embodiment of the present invention, the complex programmable logic unit includes a register, and the baseboard management control unit sends the first command or the second command to the register, so that the register sends the register to the register. The power conversion unit sends the first instruction or the second instruction.

In an embodiment of the present invention, the baseboard management control unit reads a log of the complex programmable logic unit to determine whether the failed power conversion unit is shut down based on the first command or the second command. The power conversion unit.

A motherboard according to an embodiment of the present invention includes: a baseboard management control unit; a complex programmable logic unit; and a power conversion unit, wherein the baseboard management control unit is used to execute the motherboard power-on according to a received user instruction A simulation of an abnormal working state over time, or a simulation of an abnormal discharge of the motherboard when the motherboard is turned on; the baseboard management control unit is used to send the complex programmable logic unit to the complex programmable logic unit for turning off the preset after the motherboard is powered on A first command of the power conversion unit; the complex programmable logic unit is used to turn off the preset power conversion unit based on the first command, so that the motherboard enters a first command that simulates the power-on timeout of the motherboard after booting A test state; the baseboard management control unit is used to send a second command to the complex programmable logic unit for turning off the preset power conversion unit after the motherboard is powered on and the motherboard is activated; the complex The programmable logic unit is used to turn off the preset power supply based on the second command The conversion unit makes the main board enter a second test state that simulates the abnormal discharge of the main board.

In an embodiment of the present invention, the baseboard management control unit is used to send the first command or the second command to the complex programmable logic unit via an Intelligent Platform Management Interface (IPMI).

In an embodiment of the present invention, the complex programmable logic unit receives the first command or the second command via an I2C interface.

In an embodiment of the present invention, the complex programmable logic unit includes a register, and the baseboard management control unit sends the first command or the second command to the register, so that the register sends the register to the register. The power conversion unit sends the first instruction or the second instruction.

In an embodiment of the present invention, the baseboard management control unit reads a log of the complex programmable logic unit to determine whether the failed power conversion unit is shut down based on the first command or the second command. The power conversion unit.

In summary, the main board and the method for auxiliary testing of the main board of the present invention have the following beneficial effects: it avoids the risk of welding wires during auxiliary tests of main board power-on overtime or abnormal main board discharge, and also avoids The damage to the motherboard during testing saves testing resources and improves testing efficiency and reliability.

The above description of the disclosure and the following description of the embodiments are used to demonstrate and explain the spirit and principle of the present invention, and to provide a further explanation of the scope of the patent application of the present invention.

21: baseboard management control unit

22: Complex programmable logic unit

23: power conversion unit

FIG. 1 is a flowchart of a method for assisting in testing a motherboard according to an embodiment of the present invention.

FIG. 2 is a block diagram of a motherboard according to an embodiment of the invention.

The detailed features and advantages of the present invention are described in detail in the following embodiments. The content is sufficient to enable anyone familiar with the relevant art to understand the technical content of the present invention and implement it accordingly. According to the content disclosed in this specification, the scope of patent application and the drawings, anyone familiar with the relevant art can easily understand the related purpose of the present invention and advantage. The following examples further illustrate the viewpoints of the present invention in detail, but do not limit the scope of the present invention by any viewpoint.

It should be noted that the illustrations provided in the following embodiments only illustrate the basic idea of the present invention in a schematic manner, so the figures only show the components related to the present invention instead of the number, shape and number of elements in the actual implementation. For the size drawing, the type, quantity, and ratio of each component can be changed at will during actual implementation, and the component setting type may also be more complicated.

The main board and the method for auxiliary testing the main board of the present invention avoid the risk of welding wires during auxiliary test of main board power-on overtime or abnormal discharge of main board, avoid damage to main board during test, save test resources, and Improve test efficiency and reliability.

As shown in FIG. 1, in one embodiment, in the method for auxiliary testing of a motherboard of the present invention, the motherboard includes a baseboard management control unit, a complex programmable logic unit and at least one power conversion unit. The substrate management control unit is connected with the complex programmable logic unit, and the complex programmable logic unit is connected with at least one power conversion unit. The method to assist in testing the motherboard includes the following steps:

Step S11: Power on the main board.

Specifically, the power-on main board is to connect the main board with alternating current.

Step S12: According to the received user instruction, the abnormal working state simulation of the mainboard power-on timeout, or the abnormal discharge simulation of the mainboard when the mainboard is turned on is performed.

Specifically, the baseboard management and control unit of the main board performs an abnormal working state simulation of the main board power-on timeout or an abnormal discharge simulation when the main board is turned on according to the received user instruction.

When the abnormal working state simulation of the mainboard power-on timeout is performed according to the received user instruction, the baseboard management control unit sends a first instruction for turning off the preset power conversion unit to the complex programmable logic unit; The complex programmable logic unit turns off the default power conversion unit based on the first instruction, so that the motherboard enters after booting The first test state of simulating the power-on timeout of the motherboard (step S141); including the following steps:

S131: Use the baseboard management control unit to send a first instruction for turning off the preset power conversion unit to the complex programmable logic unit.

Specifically, the baseboard management control unit is a BMC (Baseboard Management Controller). The substrate management control unit sends a first instruction for turning off the preset power conversion unit to the complex programmable logic unit. The complex programmable logic unit is CPLD (Complex Programmable Logic Device). Specifically, the baseboard management control unit sends the first instruction to the complex programmable logic unit through an intelligent platform management interface (IPMI). The IPMI platform management interface is IPMItool. IPMItool is an IPMI platform management interface for commands that can be used in Linux systems. It supports IPMI 1.5 version (the latest version is IPMI 2.0), and it can be used to obtain sensors. Information, display system log content, network remote switch machine and other functions. Specifically, the complex programmable logic unit receives the first instruction sent by the baseboard management control unit via an I2C interface. The device with the I2C interface communicates via the I2C bus.

Step S141: using the complex programmable logic unit to turn off the preset power conversion unit based on the first instruction, so that the motherboard enters a first test state that simulates a power-on timeout of the motherboard after the motherboard is turned on.

Specifically, the complex programmable logic unit includes a register, and the baseboard management control unit sends the first instruction to the register so that the register sends the register to the power conversion unit The first instruction. The complex programmable logic unit turns off the preset power conversion unit based on the first instruction, so that the motherboard enters a first test state that simulates the power-on timeout of the motherboard after startup. Specifically, the complex programmable logic unit enables the preset power conversion unit to enable a shutdown signal based on the first instruction. Then, the host board is started, and thus enters the first test state that simulates the power-on timeout of the host board. Accordingly, the risk of soldering wires required during the overtime test of the motherboard power on is avoided, and the damage to the motherboard during the test is also avoided. It saves test resources and improves test efficiency and reliability.

Specifically, the substrate management control unit reads the log of the complex programmable logic unit to determine whether the failed power conversion unit shuts down the preset power conversion unit based on the first instruction.

When performing abnormal discharge simulation when the motherboard is turned on according to the received user instruction, the motherboard is activated; the baseboard management control unit sends to the complex programmable logic unit a second for turning off the preset power conversion unit Instruction; the complex programmable logic unit turns off the preset power conversion unit based on the second instruction, so that the motherboard enters a second test state that simulates abnormal discharge of the motherboard. It includes the following steps:

Step S132: Start the main board.

Specifically, the main board is turned on when the power is on.

Step S142: Use the baseboard management control unit to send a second instruction for turning off the preset power conversion unit to the complex programmable logic unit.

Specifically, the baseboard management control unit is a BMC (Baseboard Management Controller). The substrate management control unit sends a second instruction for turning off the preset power conversion unit to the complex programmable logic unit. The complex programmable logic unit is CPLD (Complex Programmable Logic Device). Specifically, the baseboard management control unit sends the first instruction to the complex programmable logic unit through an intelligent platform management interface (IPMI). The IPMI platform management interface is IPMItool. IPMItool is an IPMI platform management interface for commands that can be used in Linux systems. It supports IPMI 1.5 version (the latest version is IPMI 2.0), and it can be used to obtain sensors. Information, display system log content, network remote switch machine and other functions. Specifically, the complex programmable logic unit receives the second instruction sent by the baseboard management control unit via an I2C interface. The device with the I2C interface communicates via the I2C bus.

Step S152: Use the complex programmable logic unit based on the second finger The predetermined power conversion unit is turned off, so that the motherboard enters the second test state that simulates the abnormal discharge of the motherboard.

Specifically, the complex programmable logic unit includes a register, and the baseboard management control unit sends the second instruction to the register, so that the register sends the register to the power conversion unit The second instruction. The complex programmable logic unit turns off the preset power conversion unit based on the second instruction, so that the motherboard enters a second test state that simulates abnormal discharge of the motherboard after startup. Specifically, the complex programmable logic unit enables the predetermined power conversion unit to enable a shutdown signal based on the second instruction. In this way, the second test state that simulates the abnormal discharge of the motherboard is entered. Accordingly, the risk of welding wires during the auxiliary test of the mainboard power-on overtime or abnormal discharge of the mainboard is avoided, damage to the mainboard during the test is also avoided, test resources are saved, and the test efficiency and reliability are improved.

Specifically, the baseboard management control unit reads the log of the complex programmable logic unit to determine whether the failed power conversion unit shuts down the preset power conversion unit based on the second instruction. That is, the power conversion unit that determines the failure is the preset power conversion unit.

As shown in FIG. 2, in one embodiment, the motherboard of the present invention includes a baseboard management control unit 21, a complex programmable logic unit 22 and at least one power conversion unit 23.

The baseboard management control unit 21 is used for simulating the abnormal working state of the mainboard power-on timeout or the abnormal discharge simulation when the mainboard is turned on according to the received user instruction.

When the motherboard is used to simulate the abnormal working state of the motherboard power-on timeout according to the received user instruction, the baseboard management control unit 21 sends to the complex programmable logic unit 22 a command for turning off the preset power conversion unit 23 The first instruction; the complex programmable logic unit 22 turns off the preset power conversion unit 23 based on the first instruction, so that the motherboard enters the first test state that simulates the power-on timeout of the motherboard after startup.

Specifically, the baseboard management control unit 21 is a BMC (Baseboard Management Controller). The baseboard management control unit 21 sends a first instruction for turning off the preset power conversion unit 23 to the complex programmable logic unit 22. The complex programmable logic unit 22 is a CPLD (Complex Programmable Logic Device). Specifically, the baseboard management control unit 21 sends the first command to the complex programmable logic unit 22 through an Intelligent Platform Management Interface (IPMI). The IPMI platform management interface is IPMItool. IPMItool is an IPMI platform management interface for commands that can be used in Linux systems. It supports IPMI 1.5 version (the latest version is IPMI 2.0), and it can be used to obtain sensors. Information, display system log content, network remote switch machine and other functions. Specifically, the complex programmable logic unit 22 receives the first command sent by the baseboard management control unit 21 via the I2C interface. The device with the I2C interface communicates via the I2C bus.

The complex programmable logic unit 22 includes a register, and the baseboard management control unit 21 sends a first command to the register, so that the register sends the first command to the power conversion unit 23. The complex programmable logic unit 22 turns off the preset power conversion unit 23 based on the first command, so that the motherboard enters the first test state that simulates the power-on timeout of the motherboard after the motherboard is started. Specifically, the complex programmable logic unit 22 enables the preset power conversion unit 23 to enable the shutdown signal based on the first instruction. Then, the mainboard is started, so that it enters the first test state that simulates the power-on timeout of the mainboard. Accordingly, the risk of welding wires required for the overtime test of the mainboard power-on is avoided, the damage to the mainboard by the test is avoided, the test resources are saved, and the test efficiency and reliability are improved.

Specifically, the baseboard management control unit 21 determines whether the failed power conversion unit 23 shuts down the preset power conversion unit 23 based on the first instruction by reading the log of the complex programmable logic unit 22.

Specifically, the baseboard management control unit 21 is used to send a second command for turning off the preset power conversion unit to the complex programmable logic unit 22 after the motherboard is powered on and the motherboard is started; the complex programmable logic unit 22 uses The preset power conversion unit 23 is turned off based on the second instruction, so that the motherboard enters the second test state simulating abnormal discharge of the motherboard.

Specifically, the baseboard management control unit 21 is used to start after the main board is powered on, and the main board is powered on. Specifically, the baseboard management control unit 21 is a BMC (Baseboard Management Controller). The baseboard management control unit 21 sends a second instruction for turning off the preset power conversion unit 23 to the complex programmable logic unit 22. The complex programmable logic unit 22 is a CPLD (Complex Programmable Logic Device). Specifically, the baseboard management control unit 21 sends the second instruction to the complex programmable logic unit 22 through an intelligent platform management interface (IPMI). The IPMI platform management interface is IPMItool. IPMItool is an IPMI platform management interface for commands that can be used in Linux systems. It supports IPMI 1.5 version (the latest version is IPMI 2.0), and it can be used to obtain sensors. Information, display system log content, network remote switch machine and other functions. Specifically, the complex programmable logic unit 22 receives the second command sent by the baseboard management control unit 21 via the I2C interface. The device with the I2C interface communicates via the I2C bus.

Specifically, the complex programmable logic unit 22 includes a register, and the baseboard management control unit 21 sends a second instruction to the register, so that the register sends the second instruction to the power conversion unit 23. The complex programmable logic unit 22 turns off the preset power conversion unit 23 based on the second command, so that the motherboard enters the second test state that simulates the abnormal discharge of the motherboard after startup. Specifically, the complex programmable logic unit 22 enables the preset power conversion unit 23 to enable the shutdown signal based on the second instruction. In this way, the second test state that simulates the abnormal discharge of the motherboard is entered. Accordingly, the risk of welding wires required for the overtime test of the mainboard power-on is avoided, the damage to the mainboard by the test is avoided, the test resources are saved, and the test efficiency and reliability are improved.

Specifically, the baseboard management control unit 21 determines whether the failed power conversion unit 23 turns off the preset power conversion unit 23 based on the second instruction by reading the log of the complex programmable logic unit 22. That is, the power conversion unit 23 that determines the failure is the preset power conversion unit 23.

It should be noted that the baseboard management control unit 21, complex programmable logic unit The structure and principle of the element 22 and the at least one power conversion unit 23 correspond to the steps in the above-mentioned method for auxiliary testing of the motherboard, so they will not be repeated here.

In summary, according to the method for auxiliary testing of the motherboard and the motherboard according to one or more embodiments of the present invention, the risk of welding wires required for the motherboard power-on overtime test is avoided, and the damage to the motherboard by the test is avoided. , It saves test resources and improves test efficiency and reliability. According to one or more embodiments of the present invention, the method for auxiliary testing of the motherboard and the motherboard avoids the risk of welding wires required for the abnormal discharge test of the motherboard, avoids the damage to the motherboard by the test, and saves test resources. Improve test efficiency and reliability. Accordingly, the present invention effectively overcomes various shortcomings in the prior art and has a high industrial value.

Although the present invention is disclosed in the foregoing embodiments, it is not intended to limit the present invention. All changes and modifications made without departing from the spirit and scope of the present invention fall within the scope of the patent protection of the present invention. For the scope of protection defined by the present invention, please refer to the attached scope of patent application.

Claims (10)

A method for auxiliary testing of a motherboard is applicable to a motherboard, wherein the motherboard includes a substrate management control unit, a complex programmable logic unit and at least one power conversion unit. The method includes: powering on the motherboard; using the substrate The management control unit sends to the complex programmable logic unit a first command for turning off the preset power conversion unit; and uses the complex programmable logic unit to turn off the preset power conversion unit based on the first command, so that After starting, the motherboard enters a first test state that simulates the power-on timeout of the motherboard; or activates the motherboard; the baseboard management control unit sends the complex programmable logic unit to the complex programmable logic unit to turn off the preset power conversion A second command of the unit; and using the complex programmable logic unit to turn off the preset power conversion unit based on the second command, so that the motherboard enters a second test state that simulates abnormal discharge of the motherboard. The motherboard auxiliary test method according to claim 1, wherein the first instruction or the second instruction for turning off the preset power conversion unit by the baseboard management control unit to the complex programmable logic unit includes: Based on this The board management control unit sends the first instruction or the second instruction to the complex programmable logic unit via an Intelligent Platform Management Interface (IPMI). The motherboard auxiliary test method according to claim 1, wherein the first instruction or the second instruction for turning off the preset power conversion unit by the baseboard management control unit to the complex programmable logic unit includes: The complex programmable logic unit receives the first command or the second command via an I2C interface. The auxiliary test method for a motherboard according to claim 1, wherein the complex programmable logic unit includes a register, and the baseboard management control unit sends the complex programmable logic unit to turn off the preset power conversion unit The first command or the second command includes: sending the first command or the second command to the register by the baseboard management control unit, so that the register sends the first command to the power conversion unit Or this second instruction. According to the auxiliary test method of the motherboard of claim 1, a log of the complex programmable logic unit is read by the baseboard management control unit to determine whether the failed power conversion unit is based on the first command or the second command. Instruct to turn off the preset power conversion unit. A motherboard that includes: A baseboard management control unit; a complex programmable logic unit; and a power conversion unit, wherein the baseboard management control unit is used to execute an abnormal working state simulation of the motherboard power-on timeout according to a received user instruction, or the host An abnormal discharge simulation when the board is turned on; the baseboard management control unit is used to send a first command for turning off the preset power conversion unit to the complex programmable logic unit after the motherboard is powered on; the The complex programmable logic unit is used to turn off the preset power conversion unit based on the first command, so that the motherboard enters a first test state that simulates the power-on timeout of the motherboard after startup; the baseboard management control unit is used for After the motherboard is powered on, and the motherboard is activated, it sends a second instruction for turning off the preset power conversion unit to the complex programmable logic unit; the complex programmable logic unit is used for turning off based on the second instruction The preset power conversion unit causes the motherboard to enter a second test state simulating abnormal discharge of the motherboard. According to the motherboard of claim 6, the baseboard management control unit is used for via an intelligent platform management interface (Intelligent Platform Management Interface). Management Interface (IPMI) sends the first command or the second command to the complex programmable logic unit. According to the motherboard of claim 6, the complex programmable logic unit receives the first command or the second command via an I2C interface. The motherboard according to claim 6, wherein the complex programmable logic unit includes a register, and the baseboard management control unit sends the first command or the second command to the register so that the register Send the first instruction or the second instruction to the power conversion unit. For the motherboard according to claim 6, the baseboard management control unit reads a log of the complex programmable logic unit to determine whether the failed power conversion unit is shut down based on the first command or the second command. Of the power conversion unit.

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