Substrate management circuit, method, computer device and motherboard control system

Abstract

The application relates to a substrate management circuit, a method, a computer device and a mainboard control system. When the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal, the power supply management module connected with the mainboard power supply and the standby power supply is switched to the standby power supply. The control module connected with the mainboard, the mainboard power supply and the power supply management module generates a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power supply management module is switched to the standby power supply due to the abnormal mainboard power supply, so that the substrate management circuit is in a preset working state. The normal power supply of the substrate management circuit is realized when the mainboard power supply is abnormal, thereby guaranteeing the monitoring and troubleshooting of the running state of the mainboard and the mainboard power supply and improving the running stability and reliability of the mainboard and the mainboard power supply.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of mainboard control, in particular to a substrate management circuit, method, computer device and mainboard control system. BACKGROUND

[0002] With the continuous development of science and technology and the increasing richness of the use scenarios of the mainboard, the mainboard is increasingly popular in daily life, and people's requirements for the mainboard are also increasingly high. Among them, the monitoring of the running stability of the server mainboard is crucial.

[0003] The existing monitoring means for the running state of the server mainboard is to use a BMC (Baseboard Management Controller) daughter card as an auxiliary card of the server mainboard. When the server mainboard fails, the BMC daughter card cannot be powered, so that the BMC daughter card cannot work normally. SUMMARY

[0004] Therefore, it is necessary to provide a substrate management circuit, method, computer device and mainboard control system to solve the above technical problems.

[0005] A substrate management circuit comprises:

[0006] A power management module is connected with a mainboard power supply and a backup power supply respectively. The power management module is used to switch to the backup power supply when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal.

[0007] A control module is connected with the mainboard, the mainboard power supply and the power management module respectively. The control module is used to generate a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power management module switches to the backup power supply due to the abnormality of the mainboard power supply, so that the substrate management circuit is in a preset working state.

[0008] In one embodiment, the control module is further used to acquire fault information of the mainboard and / or the mainboard power supply when the power management module switches to the backup power supply due to the abnormality of the mainboard power supply. The substrate management circuit further comprises:

[0009] A communication module is connected with the control module and a terminal respectively, and is used to output the fault information to the terminal to prompt the staff.

[0010] In one embodiment, the fault correction instruction can be a mainboard reset instruction. The communication module is further used to receive an operation instruction fed back by the terminal according to the fault information and output the operation instruction to the control module.

[0011] The control module is further configured to generate the motherboard reset instruction according to the operation instruction, so that the motherboard performs a motherboard reset process according to the motherboard reset instruction, so that the motherboard is in a preset operating state.

[0012] In one embodiment, the fault correction command may be a motherboard power reset command; the communication module is also used to receive the operation command fed back by the terminal based on the fault information, and output it to the control module;

[0013] The control module is also used to connect to the motherboard power supply. When the motherboard is in a fault state and the interaction between the control module and the motherboard is abnormal, the control module is also used to generate a motherboard power supply reset command according to the operation instruction, so that the motherboard power supply performs a motherboard power supply reset process according to the motherboard power supply reset command, so that the motherboard power supply is in a preset power state.

[0014] In one embodiment, it further includes:

[0015] The control pins are used to connect to the control module and the motherboard power supply respectively. The control pins are used to control the motherboard power supply to perform a power reset process according to the motherboard power supply reset command, so that the motherboard power supply is in a preset power state.

[0016] In one embodiment, the power management module is further configured to switch the power supply mode of the baseboard management circuit from the backup power supply to the motherboard power supply when the motherboard power supply is in a preset power state.

[0017] In one embodiment, the power management module includes:

[0018] A power input unit is connected to the motherboard power supply and the backup power supply respectively, and is used to obtain a target input voltage, wherein the target input voltage includes one of the input voltage of the motherboard power supply and the input voltage of the backup power supply;

[0019] A power switching unit, connected to the power input unit, is used to switch the power supply mode of the baseboard management circuit from the motherboard power supply to the backup power supply when the motherboard power supply is abnormal.

[0020] The power switching unit is further configured to switch the power supply mode of the baseboard management circuit from the backup power supply to the motherboard power supply when the motherboard power supply is in a preset power state.

[0021] In one embodiment, the power switching unit includes:

[0022] The first resistor, the second resistor, the third resistor, the fourth resistor, the fifth resistor, the sixth resistor, the seventh resistor, the eighth resistor, the ninth resistor, the first switch tube, the second switch tube, the third switch tube, the fourth switch tube, the fifth switch tube, and the sixth switch tube are connected in series.

[0023] The first end of the first switch tube, the second end of the third switch tube, the first end of the first resistor, the first end of the third resistor, and the power output end of the mainboard power supply are connected in common, the second end of the first switch tube, the first end of the second switch tube, and the first end of the second resistor are connected in common, the third end of the first switch tube, the third end of the third switch tube, and the second end of the second resistor are connected in common and output a power supply, the first end of the third switch tube is connected with the first end of the fourth switch tube, the second end of the fourth switch tube, the first end of the fifth switch tube, and the first end of the fourth resistor are connected in common, the third end of the fourth switch tube, the second end of the fourth resistor, the first end of the seventh resistor, and the power output end of the standby power supply are connected in common, the second end of the fifth switch tube, the first end of the fifth resistor, and the first end of the sixth resistor are connected in common, the first end of the sixth switch tube, the second end of the sixth resistor, and the second end of the seventh resistor are connected in common, the second end of the sixth switch tube, the first end of the eighth resistor, and the first end of the ninth resistor are connected in common, and the second end of the ninth resistor is connected with the power output end of the mainboard power supply; the third end of the second switch tube, the third end of the fifth switch tube, the third end of the sixth switch tube, the second end of the third resistor, the second end of the fifth resistor, and the second end of the eighth resistor are grounded.

[0024] In one of the embodiments, the mainboard control system further comprises:

[0025] A monitoring module is connected with the mainboard, the mainboard power supply, and the control module respectively, and is configured to detect working information of the mainboard, interaction information between the mainboard and the baseboard management circuit, and interaction information between the mainboard power supply and the baseboard management circuit, and output the working information and the interaction information to the control module, so that the control module obtains the running state of the mainboard and / or the mainboard power supply according to the working information and the interaction information.

[0026] A mainboard control system comprises:

[0027] A mainboard;

[0028] The baseboard management circuit is configured to monitor and control the running state of the mainboard and / or the mainboard power supply.

[0029] A baseboard management method is applied to a baseboard management circuit, and the baseboard management circuit comprises a power management module and a control module; the baseboard management method comprises:

[0030] The power management module switches to the backup power supply when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal;

[0031] The control module generates a fault correction instruction according to the operation state of the mainboard and / or the mainboard power supply to make the substrate management circuit in a preset working state when the power management module switches to the backup power supply due to the abnormal mainboard power supply.

[0032] A computer device includes a memory and a processor, the memory stores a computer program, and the computer program is executed by the processor to make the processor execute the steps of the method.

[0033] A computer readable storage medium stores a computer program, and the computer program is executed by a processor to implement the steps of the method.

[0034] The substrate management circuit, the method, the computer device and the mainboard control system are connected with the mainboard power supply and the backup power supply through the power management module, and the power management module switches to the backup power supply when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal. The control module is connected with the mainboard, the mainboard power supply and the power management module, and the control module generates a fault correction instruction according to the operation state of the mainboard and / or the mainboard power supply to make the substrate management circuit in a preset working state when the power management module switches to the backup power supply due to the abnormal mainboard power supply. The normal power supply of the substrate management circuit is realized when the mainboard power supply is abnormal, so as to ensure the monitoring and troubleshooting of the operation state of the mainboard and the mainboard power supply, and improve the operation stability and reliability of the mainboard and the mainboard power supply. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0036] Figure 1 It is a structural schematic diagram of the mainboard control system in an embodiment;

[0037] Figure 2 It is a structural schematic block diagram of the substrate management circuit in an embodiment;

[0038] Figure 3A specific structure schematic diagram of a power management module in an embodiment is shown in the figure;

[0039] Figure 4 A specific structure schematic diagram of a power switching unit in an embodiment is shown in the figure;

[0040] Figure 5 A specific structure schematic diagram of a substrate management circuit in an embodiment is shown in the figure;

[0041] Figure 6 A specific structure schematic diagram of a substrate management method in an embodiment is shown in the figure. DETAILED DESCRIPTION

[0042] In order to facilitate the understanding of the present application, the present application will be described in more detail below with reference to the relevant drawings. The embodiments of the present application are shown in the drawings. However, the present application can be implemented in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0043] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing the specific embodiments and are not intended to limit the present application.

[0044] As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It should also be understood that the term "comprising" or "including" or "having" etc. specifies the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but does not exclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof. At the same time, the term "and / or" used in the specification includes any and all combinations of the related listed items.

[0045] In the present embodiment, the substrate management circuit is applied to a mainboard control system. Specifically, the mainboard control system can be a server mainboard control system.

[0046] Referring to Figure 1 A specific structure schematic diagram of a mainboard control system in an embodiment is shown in the figure.

[0047] In the present embodiment, as Figure 1 shown, the mainboard control system includes a mainboard 120, a substrate management circuit 140, a mainboard power supply 160, and a backup power supply 180. The mainboard 120 is connected to the mainboard power supply 160 and the substrate management circuit 140, respectively. The substrate management circuit 140 is connected to the mainboard power supply 160 and the backup power supply 180, respectively.

[0048] Specifically, when the mainboard power supply 160 is in a normal stable state, the baseboard management circuit 140 monitors the running state of the mainboard 120 and the mainboard power supply 160 under the action of the mainboard power supply 160; when the mainboard power supply 160 is in a power supply failure state, the baseboard management circuit 140 will switch to the backup power supply 180 for power supply, and under the action of the backup power supply 180, the running state of the mainboard 120 and the mainboard power supply 160 is monitored, thereby realizing the monitoring and control of the running state of the mainboard control system.

[0049] Optionally, the mainboard 120 can be understood as a server mainboard, and the baseboard management circuit 140 can be understood as a BMC (Baseboard Management Controller) circuit having the functions of running state monitoring of the server mainboard and switching of the power supply mode when the server mainboard is in a failure state.

[0050] Referring to Figure 2 , a structural schematic block diagram of the baseboard management circuit in an embodiment is shown.

[0051] In the embodiment, as Figure 2 shown, the baseboard management circuit includes a power management circuit 220 and a control module 240.

[0052] The power management module 220 is connected with the mainboard power supply and the backup power supply respectively, and the power management module 220 is used to switch to the backup power supply for power supply when the current power supply mode of the baseboard management circuit is the mainboard power supply and the mainboard power supply is abnormal.

[0053] Optionally, the power management module 220 can be a power management circuit connected with the output end of the mainboard power supply and the output end of the backup power supply; the output end of the mainboard power supply is used to output the mainboard power supply; the output end of the backup power supply is used to output the backup power supply, and the backup power supply is arranged outside the baseboard management circuit.

[0054] Optionally, the current power supply mode of the baseboard management circuit can be a mode in which the mainboard power supply supplies power to the baseboard management circuit via the mainboard power supply output end, or a mode in which the backup power supply supplies power to the baseboard management circuit via the output end of the backup power supply.

[0055] Optionally, the situation of abnormal power supply of the mainboard power supply can be that the mainboard power supply itself fails to normally supply power to the baseboard management circuit, or that the mainboard function is abnormal, or that the mainboard itself appears a freeze phenomenon.

[0056] It should be noted that when the mainboard power supply is abnormal, at least one of the running state of the mainboard and the running state of the mainboard power supply is in a fault state.

[0057] The control module 240 is connected with the mainboard, the mainboard power supply and the power management module 220 respectively, and the control module 240 is used to generate a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power management module 220 switches to the backup power supply due to the abnormality of the mainboard power supply, so that the substrate management circuit is in a preset working state.

[0058] Optionally, the control module 240 can be a controller connected with the control end of the mainboard and the control end of the mainboard power supply for controlling and adjusting the running state of the controlled mainboard and the controlled mainboard power supply; the mainboard can be a server mainboard; the control end of the mainboard can be a controlled port of the server mainboard; and the control end of the mainboard power supply can be a controlled port of the server mainboard power supply.

[0059] Optionally, the running state of the mainboard includes working voltage, working temperature and the like of the mainboard; and the running state of the mainboard power supply includes output voltage, working temperature and the like of the mainboard power supply.

[0060] Optionally, the fault correction instruction can be a control instruction generated for ensuring the substrate management circuit to recover to normal power supply and working of the mainboard power supply when the running state of the mainboard and / or the mainboard power supply is in a fault state.

[0061] Optionally, the preset working state can be that the substrate management circuit maintains the process of monitoring the real-time running state of the mainboard and the mainboard power supply under the action of the backup power supply.

[0062] The substrate management circuit provided in the embodiment is connected with the mainboard power supply and the backup power supply through the power management module 220, and when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal, the substrate management circuit switches to the backup power supply; the control module 240 is connected with the mainboard, the mainboard power supply and the power management module 220 respectively, and when the power management module 220 switches to the backup power supply due to the abnormality of the mainboard power supply, the control module 240 generates a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply, so that the substrate management circuit is in a preset working state; the normal power supply of the substrate management circuit is realized when the mainboard power supply is abnormal, thereby ensuring the monitoring and troubleshooting of the running state of the mainboard and the mainboard power supply and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0063] In one embodiment, the substrate management circuit comprises a control module, a power management module, and a communication module; the control module is further configured to acquire fault information of the mainboard and / or the mainboard power supply when the power management module switches to the backup power supply due to abnormal power supply of the mainboard power supply; and the communication module is connected with the control module and a terminal respectively, and configured to output the fault information to the terminal to prompt a staff.

[0064] Optionally, the communication module can be a wireless communication module, which comprises a Bluetooth communication module, a WIFI communication module, a mobile communication module, and the like; and the terminal can be a device for displaying the running state of the mainboard, specifically, the terminal can be a handheld terminal or a computer.

[0065] Optionally, the fault information can be abnormal information when the running state of the mainboard and / or the mainboard power supply is in a fault state; and the abnormal information comprises at least one of working temperature abnormal information of the mainboard, working voltage abnormal information of the mainboard, information that the mainboard is in a dead state, output voltage of the mainboard power supply, and working voltage abnormal information of the mainboard.

[0066] The substrate management circuit provided in the embodiment can acquire fault information of the mainboard and / or the mainboard power supply when the power management module switches to the backup power supply due to abnormal power supply of the mainboard power supply through the control module; and the communication module connected with the control module and a terminal respectively can output the fault information to the terminal to prompt a staff, so that the staff can remotely access and remotely control the substrate management circuit through the terminal, thereby ensuring monitoring of the running state of the mainboard and the mainboard power supply and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0067] In one embodiment, the fault correction instruction can be a mainboard reset instruction; the communication module is further configured to receive an operation instruction fed back by the terminal according to the fault information and output the operation instruction to the control module; and the control module is further configured to generate a mainboard reset instruction according to the operation instruction, so that the mainboard performs mainboard reset processing according to the mainboard reset instruction, so that the mainboard is in a preset running state.

[0068] Optionally, the operation instruction fed back according to the fault information can be an operation instruction for resetting the mainboard to make the mainboard return to a normal running state according to the fault information received on a handheld terminal or a computer.

[0069] Optionally, the mainboard reset instruction can be a control instruction for resetting the mainboard generated by the control module according to an operation instruction input via the communication module.

[0070] Optionally, the preset running state can be a stable running state of the mainboard for maintaining normal operation of the server.

[0071] The substrate management circuit provided in the embodiment receives an operation instruction fed back by the terminal according to the fault information via the communication module and outputs to the control module; the control module generates a mainboard reset instruction according to the operation instruction, so that the mainboard performs reset processing according to the mainboard reset instruction, so that the mainboard is in a preset running state; the possibility that the mainboard is in a fault state due to abnormal function of the mainboard is effectively ruled out, thereby ensuring monitoring of the running state of the mainboard and the mainboard power supply, and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0072] In one embodiment, the fault correction instruction can be a mainboard power supply reset instruction; the communication module is further configured to receive an operation instruction fed back by the terminal according to the fault information and output to the control module; the control module is further configured to be connected with the mainboard power supply; the control module is further configured to generate a mainboard power supply reset instruction according to the operation instruction when the running state of the mainboard is in a fault state and the interaction between the control module and the mainboard is abnormal, so that the mainboard power supply performs mainboard power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state.

[0073] Optionally, the case of abnormal interaction between the control module and the mainboard can be that the running state of the mainboard is in a fault state and the interaction information transmission path between the mainboard and the control module is disconnected, but the path connection between the mainboard power supply and the control module is normal.

[0074] Optionally, the mainboard power supply reset instruction can be a control instruction for resetting the mainboard power supply generated by the control module according to an operation instruction input via the communication module.

[0075] Optionally, the substrate management circuit is an integrated circuit, and the substrate management circuit further includes control pins connected with the control module and the mainboard power supply respectively, and controls the mainboard power supply to perform power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state.

[0076] Optionally, the control pin can be a pin having one end connected to the mainboard power supply and the other end connected to the control module; in particular, when the mainboard is in a fault state, the control module outputs a low level and transmits the low level to the mainboard power supply via the control pin, so that the mainboard power supply performs power-down and power-up operations.

[0077] Optionally, the preset power supply state can be a power supply state in which the mainboard power supply maintains normal power supply requirements of the mainboard; the case in which the mainboard power supply is in the preset power supply state can be that the mainboard power supply returns to a power supply state in which the mainboard power supply stably maintains normal power supply requirements of the baseboard management circuit and the mainboard.

[0078] The baseboard management circuit provided in the embodiment receives an operation instruction fed back by the terminal according to the fault information via the communication module and outputs the operation instruction to the control module; when the running state of the mainboard is in a fault state and the interaction between the control module and the mainboard is abnormal, the control module connected to the mainboard power supply generates a mainboard power supply reset instruction according to the operation instruction, so that the mainboard power supply performs mainboard power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state; the possibility that the mainboard is in a fault state due to the fact that the mainboard power supply cannot normally supply power to the mainboard is effectively ruled out, normal power supply of the baseboard management circuit when the mainboard power supply is abnormal is realized, and thus the monitoring of the running states of the mainboard and the mainboard power supply is ensured, and the running stability and reliability of the mainboard and the mainboard power supply are improved.

[0079] In one embodiment, the power management module is further configured to switch the power supply mode of the baseboard management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in the preset power supply state.

[0080] Optionally, the case in which the power supply mode of the baseboard management circuit is switched from the backup power supply to the mainboard power supply can be that when the preset power supply mode of the baseboard management circuit is mainboard power supply, the mainboard power supply is in a preset power supply state and a power supply signal output from the output end of the mainboard power supply to the power management module is normal, the power supply mode of the baseboard management circuit is switched from the backup power supply to the mainboard power supply.

[0081] Optionally, the preset power supply mode can be a power supply mode preset by the staff according to the requirements of the baseboard management circuit.

[0082] The substrate management circuit provided in the embodiment further switches the power supply mode of the substrate management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in a preset power supply state; realizes quick switching of the power supply mode after elimination of the mainboard power supply failure, thereby ensuring monitoring of the operation state of the mainboard and the mainboard power supply and improving the operation stability and reliability of the mainboard and the mainboard power supply.

[0083] Referring to Figure 3 , a specific structure schematic block diagram of the power supply management module in an embodiment is shown.

[0084] In the embodiment, as Figure 3 shown, the power supply management module includes a power supply input unit 320 and a power supply switching unit 340.

[0085] The power supply input unit 320 is connected with the mainboard power supply and the backup power supply respectively, and is used to acquire a target input voltage, wherein the target input voltage includes one of the input voltage of the mainboard power supply and the input voltage of the backup power supply.

[0086] Optionally, the target input voltage refers to a voltage required for maintaining normal operation of the substrate management circuit; specifically, the target input voltage can be the input voltage of the mainboard power supply or the input voltage of the backup power supply.

[0087] Optionally, the power supply input unit 320 can be a power supply input circuit connected with the output end of the mainboard power supply and the output end of the backup power supply respectively, and is used to receive the power supply voltage output via the output end of the mainboard power supply and the power supply voltage output via the output end of the backup power supply.

[0088] The power supply switching unit 340 is connected with the power supply input unit 320, and is used to directly switch the power supply mode of the substrate management circuit from the mainboard power supply to the backup power supply when the mainboard power supply is abnormal; realizes normal power supply of the substrate management circuit when the mainboard is faulty, thereby ensuring monitoring of the operation state of the mainboard and the mainboard power supply and improving the operation stability and reliability of the mainboard and the mainboard power supply.

[0089] The power supply switching unit 340 is further used to switch the power supply mode of the substrate management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in a preset power supply state.

[0090] Optionally, the power switching unit 340 can be used to switch the power supply mode of the baseboard management circuit from the mainboard power supply to the backup power supply when the running state of the mainboard and / or the mainboard power supply is in a fault state, and can also be used to switch the power supply mode of the baseboard management circuit from the backup power supply to the mainboard power supply when the preset power supply mode of the baseboard management circuit is the mainboard power supply and the mainboard power supply is in a preset power supply state, i.e., the power supply voltage signal output from the output end of the mainboard power supply to the power management module is normal.

[0091] The baseboard management circuit provided in the embodiment acquires a target input voltage including one of the input voltage of the mainboard power supply and the input voltage of the backup power supply through the power input unit 320 connected with the mainboard power supply and the backup power supply respectively, the power switching unit 340 connected with the power input unit 320 switches the power supply mode of the baseboard management circuit from the mainboard power supply to the backup power supply when the mainboard power supply is abnormal, and the power switching unit 340 also switches the power supply mode of the baseboard management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in a preset power supply state, so that the normal power supply of the baseboard management circuit is realized when the mainboard power supply is abnormal, thereby ensuring the monitoring and troubleshooting of the running state of the mainboard and the mainboard power supply and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0092] Reference is made to Figure 4 for a specific structural schematic diagram of the power switching unit in an embodiment.

[0093] In the embodiment, as Figure 4 shown, the power switching unit includes a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a first switch tube Q1, a second switch tube Q2, a third switch tube Q3, a fourth switch tube Q4, a fifth switch tube Q5, and a sixth switch tube Q6.

[0094] The first end of the first switch tube Q1, the second end of the third switch tube Q3, the first end of the first resistor R1, the first end of the third resistor R3, and the power output end of the mainboard power supply are connected together, the second end of the first switch tube Q1, the first end of the second switch tube Q2, and the first end of the second resistor R2 are connected together, the third end of the first switch tube Q1, the third end of the third switch tube Q3, and the second end of the second resistor R2 are connected together and output a power supply, and the first end of the third switch tube Q3 is connected with the first end of the fourth switch tube Q4.

[0095] The second end of the fourth switch tube Q4, the first end of the fifth switch tube Q5, and the first end of the fourth resistor R4 are connected in common, the third end of the fourth switch tube Q4, the second end of the fourth resistor R4, the first end of the seventh resistor R7, and the power output end of the backup power supply are connected in common, the second end of the fifth switch tube Q5, the first end of the fifth resistor R5, and the first end of the sixth resistor R6 are connected in common, the first end of the sixth switch tube Q6, the second end of the sixth resistor R6, and the second end of the seventh resistor R7 are connected in common, the second end of the sixth switch tube Q6, the first end of the eighth resistor R8, and the first end of the ninth resistor R9 are connected in common, and the second end of the ninth resistor R9 is connected with the power output end of the mainboard power supply; the third end of the second switch tube Q2, the third end of the fifth switch tube Q5, the third end of the sixth switch tube Q6, the second end of the third resistor R3, the second end of the fifth resistor R5, and the second end of the eighth resistor R8 are grounded.

[0096] Optionally, the first switch tube Q1, the third switch tube Q3, and the fourth switch tube Q4 can be MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors), the first end of the first switch tube Q1, the first end of the third switch tube Q3, and the first end of the fourth switch tube Q4 are the drains of the MOSFETs, the second end of the first switch tube Q1, the second end of the third switch tube Q3, and the second end of the fourth switch tube Q4 are the gates of the MOSFETs, and the third end of the first switch tube Q1, the third end of the third switch tube Q3, and the third end of the fourth switch tube Q4 are the sources of the MOSFETs.

[0097] Optionally, the second switch tube Q2, the fifth switch tube Q5, and the sixth switch tube Q6 can be switching triodes, the first end of the second switch tube Q2, the first end of the fifth switch tube Q5, and the first end of the sixth switch tube Q6 are the collectors of the switching triodes, the second end of the second switch tube Q2, the second end of the fifth switch tube Q5, and the second end of the sixth switch tube Q6 are the bases of the switching triodes, and the third end of the second switch tube Q2, the third end of the fifth switch tube Q5, and the third end of the sixth switch tube Q6 are the emitters of the switching triodes.

[0098] Specifically, the power supply mode of the substrate management circuit is the case that the mainboard power supply is powered, which can be that a high level signal is input via the mainboard power supply, a low level signal is input via the backup power supply, the first switch tube Q1 is in an on state, and the third switch tube Q3 and the fourth switch tube Q4 are both in an off state, or that a high level signal is input via the mainboard power supply, a high level signal is input via the backup power supply, the first switch tube Q1 is in an on state, and the third switch tube Q3 and the fourth switch tube Q4 are both in an off state.

[0099] Specifically, the power supply mode of the substrate management circuit is the case that the backup power supply is powered, which can be that a low level signal is input via the mainboard power supply, a high level signal is input via the backup power supply, the first switch tube Q1 is in an off state, and the third switch tube Q3 and the fourth switch tube Q4 are both in an on state.

[0100] It should be noted that when a low level signal is input via the mainboard power supply, a low level signal is input via the backup power supply, and the first switch tube Q1, the third switch tube Q3 and the fourth switch tube Q4 are all in an off state, the substrate management circuit is in a power supply failure state.

[0101] Referring to Figure 5 , a structural schematic block diagram of the substrate management circuit in an embodiment is shown.

[0102] In the embodiment, as Figure 5 shown, the substrate management circuit includes a power management module 520, a control module 540, and further includes a monitoring module 560.

[0103] The power management module 520 is used to be connected with a mainboard power supply and a backup power supply respectively, and the power management module 520 is used to switch to the backup power supply when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal.

[0104] The control module 540 is used to be connected with the mainboard, the mainboard power supply and the power management module 520 respectively, and the control module 540 is used to generate a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power management module 520 switches to the backup power supply due to the abnormality of the mainboard power supply, so that the substrate management circuit is in a preset working state.

[0105] The monitoring module 560 is used to be connected with the mainboard and the control module 520 respectively, and the monitoring module is used to detect working information of the mainboard and interaction information between the mainboard and the substrate management circuit, and output to the control module, so that the running state of the mainboard is obtained according to the working information and the interaction information.

[0106] In the embodiment, the power management module 520, the control module 540 and Figure 2 corresponding to the power management circuit 220, the control module 240 in the embodiment, refer to Figure 2 and Figure 2 the related description in the corresponding embodiment, which will not be repeated here.

[0107] Optionally, the monitoring module 560 can be a monitoring interface and monitoring circuit with state monitoring and debugging functions.

[0108] The monitoring module 560 includes a voltage monitoring unit, a temperature monitoring unit, and an interaction monitoring unit. The voltage monitoring unit is configured to obtain voltage information of the mainboard during operation through a voltage feedback line. The temperature monitoring unit is configured to obtain temperature information of the mainboard during operation through a temperature detection interface. The interaction monitoring unit is configured to monitor interaction information between the mainboard and the substrate management circuit. Optionally, the interaction information can be a JTAG signal, which includes TDI (test data input), TDO (test data output), TCK (test clock), TMS (test mode selection), TRST (test reset), and the like.

[0109] In the substrate management circuit provided in the embodiment, when the current power supply mode of the substrate management circuit is the mainboard power supply and the mainboard power supply is abnormal, the power management module 520 connected with the mainboard power supply and the backup power supply is switched to the backup power supply. The control module 540 connected with the mainboard, the mainboard power supply and the power management module 520 generates a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power management module 520 is switched to the backup power supply due to the abnormality of the mainboard power supply, so that the substrate management circuit is in a preset working state. The monitoring module 560 connected with the mainboard and the control module 540 detects the working information of the mainboard and the interaction information between the mainboard and the substrate management circuit, and outputs to the control module 520, so as to obtain the running state of the mainboard according to the working information and the interaction information. The normal power supply of the substrate management circuit is realized when the mainboard power supply is abnormal, so as to ensure the monitoring and troubleshooting of the running state of the mainboard and the mainboard power supply, and improve the running stability and reliability of the mainboard and the mainboard power supply.

[0110] Refer to Figure 6 for a flowchart of the substrate management method in one embodiment.

[0111] In the embodiment, the substrate management method is applied to a substrate management circuit, which comprises a power management module and a control module. Figure 6 As shown in the figure, the substrate management method comprises steps 602 to 604.

[0112] In step 602, when the current power supply mode of the substrate management circuit is mainboard power supply and the mainboard power supply is abnormal, the power management module switches to backup power supply.

[0113] In step 604, when the power management module switches to the backup power supply due to the abnormal mainboard power supply, the control module generates a fault correction instruction according to the operation state of the mainboard and / or the mainboard power supply, so that the substrate management circuit is in a preset working state.

[0114] In the embodiment, each step is performed in the corresponding embodiment of Figure 2 For details, refer to the related description in the corresponding embodiment of Figure 2 and Figure 2 Here, no longer described.

[0115] The substrate management method provided in the embodiment, by the power management module switching to backup power supply when the current power supply mode of the substrate management circuit is mainboard power supply and the mainboard power supply is abnormal, and by the control module generating a fault correction instruction according to the operation state of the mainboard and / or the mainboard power supply when the power management module switches to the backup power supply due to the abnormal mainboard power supply, so that the substrate management circuit is in a preset working state, realizes normal power supply of the substrate management circuit when the mainboard power supply is abnormal, thereby ensuring the monitoring and troubleshooting of the operation state of the mainboard and the mainboard power supply, and improving the operation stability and reliability of the mainboard and the mainboard power supply.

[0116] In one embodiment, the substrate management method further comprises: when the power supply mode is the backup power supply, the control module acquires fault information of the mainboard; and the communication module outputs the fault information to a terminal to prompt a staff. The staff can remotely access and remotely control the substrate management circuit through the terminal, thereby ensuring the monitoring and troubleshooting of the operation state of the mainboard and the mainboard power supply, and improving the operation stability and reliability of the mainboard and the mainboard power supply.

[0117] In the embodiment, each step is performed in the control module and the communication module in the corresponding embodiment. For details, refer to the related description in the corresponding embodiment.

[0118] In one embodiment, the substrate management method further comprises: receiving an operation instruction fed back by the terminal according to the fault information, and outputting to the control module; generating a mainboard reset instruction according to the operation instruction, so that the mainboard performs mainboard reset processing according to the mainboard reset instruction, so that the mainboard is in a preset running state; effectively checking the possibility that the mainboard is in a fault state due to its own functional abnormalities, thereby ensuring the monitoring and troubleshooting of the running state of the mainboard and the mainboard power supply, and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0119] In the embodiments, the steps are performed by the control module and the communication module in the corresponding embodiments, and details are described in the corresponding embodiments, which will not be repeated here.

[0120] In one embodiment, the substrate management method further comprises: the communication module receives an operation instruction fed back by the terminal according to the fault information, and outputs to the control module; when the running state of the mainboard is in a fault state and the interaction between the control module and the mainboard is abnormal, the control module generates a mainboard power supply reset instruction according to the operation instruction, so that the mainboard power supply performs mainboard power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state; effectively checking the possibility that the mainboard is in a fault state due to the failure of the mainboard power supply to normally supply power to the mainboard, realizing normal power supply of the substrate management circuit when the mainboard fails, thereby ensuring the monitoring of the running state of the mainboard and the mainboard power supply, and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0121] In the embodiments, the steps are performed by the control module and the communication module in the corresponding embodiments, and details are described in the corresponding embodiments, which will not be repeated here.

[0122] In one embodiment, the substrate management method further comprises: the control pin controls the mainboard power supply to perform power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state; effectively checking the possibility that the mainboard is in a fault state due to the failure of the mainboard power supply to normally supply power to the mainboard, realizing normal power supply of the substrate management circuit when the mainboard power supply power supply is abnormal, thereby ensuring the monitoring of the running state of the mainboard and the mainboard power supply, and improving the running stability and reliability of the mainboard and the mainboard power supply.

[0123] In the embodiments, the steps are performed by the control pin in the corresponding embodiments, and details are described in the corresponding embodiments, which will not be repeated here.

[0124] In one embodiment, the substrate management method further comprises: when the mainboard power supply is in a preset power supply state, the power management module switches the power supply mode of the substrate management circuit from the backup power supply to the mainboard power supply; and the power supply mode is quickly switched after the mainboard power supply failure is eliminated, so as to ensure the monitoring of the running state of the mainboard and the mainboard power supply and improve the running stability and reliability of the mainboard and the mainboard power supply.

[0125] In the embodiment, the steps are performed by the power management module in the corresponding embodiment, and details are described in the corresponding embodiment, which will not be described here.

[0126] In one embodiment, the substrate management method further comprises: the monitoring module detects the working information of the mainboard, the interaction information between the mainboard and the substrate management circuit, and outputs the information to the control module, so that the control module obtains the running state of the mainboard according to the working information and the interaction information.

[0127] In the embodiment, the steps are performed by the monitoring module 560 in the corresponding embodiment, and details are described in the corresponding embodiment, which will not be described here. Figure 5 Figure 5 and Figure 5 the corresponding embodiment, which will not be described here.

[0128] The division of the modules in the substrate management circuit is only used for illustration, and in other embodiments, the substrate management circuit can be divided into different modules according to needs to complete all or part of the functions of the substrate management circuit.

[0129] The specific definition of the substrate management circuit can be referred to the definition of the substrate management method in the foregoing, which will not be described here. The modules in the substrate management circuit can be all or part realized by software, hardware and combinations thereof. The modules can be embedded in or independent of the processor in the computer device in hardware form, or stored in the memory in the computer device in software form, so as to be called and executed by the processor to perform the operations corresponding to the modules.

[0130] In the embodiments, a computer device is also provided, which comprises a memory and a processor. The memory stores a computer program, and the computer program is executed by the processor to make the processor execute the steps of the method in the above embodiments.

[0131] In the embodiments, a computer readable storage medium is also provided. One or more nonvolatile computer readable storage media containing computer executable instructions, when the computer executable instructions are executed by one or more processors, make the processors execute the steps of the substrate management method.

[0132] ​The substrate management method, device, computer equipment and storage medium provided in the above embodiments realize normal power supply of the substrate management circuit when the mainboard fails, thereby ensuring monitoring of the running state of the mainboard and improving the running stability of the mainboard, and have important economic value and practical value.

[0133] Any reference to memory, storage, a database or other medium can include non-volatile and / or volatile storage. Non-volatile storage can include read-only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), or flash memory. Volatile storage can include random-access memory (RAM), which acts as external cache. By way of illustration and not limitation, RAM is available in many forms such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), enhanced SDRAM (ESDRAM), Synchlink DRAM (SLDRAM), Rambus direct memory access (RDRAM), direct Rambus dynamic RAM (DRDRAM), and Rambus dynamic RAM (RDRAM).

[0134] The technical features of the above-described embodiments can be combined in any manner. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described, but it should be considered that any combination of the technical features is within the scope of the present disclosure, as long as the combination does not result in contradictions.

[0135] The above-described embodiments only express several implementation manners of the present application, and the description is specific and detailed, but it should not be understood as a limitation on the patent scope of the application. It should be noted that for ordinary skilled persons in the art, some modifications and improvements can be made without departing from the concept of the present application, and these are within the protection scope of the present application. Therefore, the patent protection scope of the present application should be subject to the appended claims.

Claims

1. A substrate management circuit, comprising: The application relates to a baseboard management circuit, which comprises the following parts: a power management module, which is connected with a mainboard power supply and a backup power supply respectively, and is used for switching to the backup power supply when the current power supply mode of the baseboard management circuit is the mainboard power supply and the mainboard power supply is abnormal; a control module, which is connected with the mainboard, the mainboard power supply and the power management module respectively, and is used for generating a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply when the power management module is switched to the backup power supply due to the abnormal mainboard power supply, so that the baseboard management circuit is in a preset working state; the fault correction instruction comprises a mainboard reset instruction and / or a mainboard power supply reset instruction; a communication module, which is used for transmitting fault information of the mainboard and / or the mainboard power supply obtained by the control module to a terminal, and transmitting an operation instruction fed back by the terminal to the control module, so that the control module generates a corresponding reset instruction according to the operation instruction; the fault information comprises at least one of working temperature abnormal information of the mainboard, working voltage abnormal information of the mainboard, information that the mainboard is in a dead state, output voltage of the mainboard power supply and working voltage abnormal information of the mainboard; the control module is also used for obtaining the fault information of the mainboard and / or the mainboard power supply when the power management module is switched to the backup power supply due to the abnormal mainboard power supply; the communication module is connected with the control module and a terminal respectively, and is used for outputting the fault information to the terminal to prompt a worker; the communication module is also used for receiving an operation instruction fed back by the terminal according to the fault information, and outputting the operation instruction to the control module; the control module is also connected with the mainboard power supply, and is used for generating a mainboard power supply reset instruction according to the operation instruction when the running state of the mainboard is in a fault state and the interaction between the control module and the mainboard is abnormal, so that the mainboard power supply carries out mainboard power supply reset processing according to the mainboard power supply reset instruction, and the mainboard power supply is in a preset power supply state; the power management module is also used for switching the power supply mode of the baseboard management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in the preset power supply state; the power management module comprises: a power input unit, which is connected with the mainboard power supply and the backup power supply respectively, and is used for obtaining a target input voltage; the target input voltage comprises one of an input voltage of the mainboard power supply and an input voltage of the backup power supply; a power switching unit, which is connected with the power input unit, and is used for switching the power supply mode of the baseboard management circuit from the mainboard power supply to the backup power supply when the mainboard power supply is abnormal; the power switching unit is also used for switching the power supply mode of the baseboard management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in a preset power supply state; the power switching unit comprises: The first resistor, the second resistor, the third resistor, the fourth resistor, the fifth resistor, the sixth resistor, the seventh resistor, the eighth resistor, the ninth resistor, the first switch tube, the second switch tube, the third switch tube, the fourth switch tube, the fifth switch tube, and the sixth switch tube; The first end of the first switch tube, the second end of the third switch tube, the first end of the first resistor, the first end of the third resistor, and the power output end of the mainboard power supply are connected, the second end of the first switch tube, the first end of the second switch tube, and the first end of the second resistor are connected, the third end of the first switch tube, the third end of the third switch tube, and the second end of the second resistor are connected and output a power supply, the first end of the third switch tube is connected with the first end of the fourth switch tube, the second end of the fourth switch tube, the first end of the fifth switch tube, and the first end of the fourth resistor are connected, the third end of the fourth switch tube, the second end of the fourth resistor, the first end of the seventh resistor, and the power output end of the backup power supply are connected, the second end of the fifth switch tube, the first end of the fifth resistor, and the first end of the sixth resistor are connected, the first end of the sixth switch tube, the second end of the sixth resistor, and the second end of the seventh resistor are connected, the second end of the sixth switch tube, the first end of the eighth resistor, and the first end of the ninth resistor are connected, and the second end of the ninth resistor is connected with the power output end of the mainboard power supply; the third end of the second switch tube, the third end of the fifth switch tube, the third end of the sixth switch tube, the second end of the third resistor, the second end of the fifth resistor, and the second end of the eighth resistor are grounded. In the power supply mode of the substrate management circuit, when the mainboard power supply inputs a high-level signal, the backup power supply inputs a low-level signal, the first switch tube is in an on state, and the third switch tube and the fourth switch tube are both in an off state, or when the mainboard power supply inputs a high-level signal, the backup power supply inputs a high-level signal, the first switch tube is in an on state, and the third switch tube and the fourth switch tube are both in an off state, the mainboard power supply mode is the mainboard power supply. In the power supply mode of the substrate management circuit, when the mainboard power supply inputs a low-level signal, the backup power supply inputs a high-level signal, the first switch tube is in an off state, and the third switch tube and the fourth switch tube are both in an on state, the mainboard power supply mode is the backup power supply.

2. The baseboard management circuit of claim 1, wherein, When the mainboard power supply inputs a low-level signal, the backup power supply inputs a low-level signal, and the first switch tube, the third switch tube, and the fourth switch tube are all in an off state, the substrate management circuit is in a power supply failure state.

3. The substrate management circuit of claim 1, wherein, The communication module is further configured to receive an operation instruction fed back by the terminal according to the failure information and output the operation instruction to the control module. The control module is further configured to generate a mainboard reset instruction according to the operation instruction, so that the mainboard performs mainboard reset processing according to the mainboard reset instruction, and the mainboard is in a preset running state.

4. The baseboard management circuit of claim 1, wherein, The running state of the mainboard includes working voltage and working temperature of the mainboard; and the running state of the mainboard power supply includes output voltage and working temperature of the mainboard power supply.

5. The substrate management circuit of claim 1, wherein, Further comprising: A control pin for connecting with the control module and the mainboard power supply respectively, the control pin being used for controlling the mainboard power supply to perform power reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power state.

6. The substrate management circuit of claim 1, wherein, The first switch tube, the third switch tube and the fourth switch tube are MOSFETs; the first end of the first switch tube, the first end of the third switch tube and the first end of the fourth switch tube are the drain of the MOSFET; the second end of the first switch tube, the second end of the third switch tube and the second end of the fourth switch tube are the gate of the MOSFET; and the third end of the first switch tube, the third end of the third switch tube and the third end of the fourth switch tube are the source of the MOSFET.

7. The substrate management circuit of claim 1, wherein, Further comprising: A monitoring module for connecting with the mainboard, the mainboard power supply and the control module respectively, the monitoring module being used for detecting working information of the mainboard, interaction information between the mainboard and the substrate management circuit and between the mainboard power supply and the substrate management circuit, and outputting to the control module, so that the control module obtains the running state of the mainboard and / or the mainboard power supply according to the working information and the interaction information.

8. The baseboard management circuit of claim 7, wherein, The monitoring module (560) comprises a voltage monitoring unit, a temperature monitoring unit and an interaction monitoring unit; the voltage monitoring unit is used for acquiring voltage information of the mainboard during working through a voltage feedback line; the temperature monitoring unit is used for acquiring temperature information of the mainboard during working through a temperature detection interface; and the interaction monitoring unit is used for monitoring interaction information between the mainboard and the substrate management circuit.

9. The substrate management circuit of claim 8, wherein, The interaction information is JTAG signal, and the JTAG signal comprises TDI, TDO, TCK, TMS and TRST.

10. A mainboard control system, characterized by, Comprising: A mainboard; The substrate management circuit according to any one of claims 1-9, the substrate management circuit being used for monitoring and controlling the running state of the mainboard and / or the mainboard power supply.

11. A substrate management method applied to the substrate management circuit according to any one of claims 1 to 9, characterized by, The substrate management method comprises: When the current power supply mode of the substrate management circuit is mainboard power supply and the mainboard power supply is abnormal, the power management module switches to backup power supply; When the power management module switches to the backup power supply due to the abnormality of the mainboard power supply, the control module generates a fault correction instruction according to the running state of the mainboard and / or the mainboard power supply, so that the substrate management circuit is in a preset working state; the fault correction instruction comprises a mainboard reset instruction and / or a mainboard power supply reset instruction; The communication module is configured to transmit the fault information of the mainboard and / or the mainboard power supply obtained by the control module to a terminal, and transmit an operation instruction fed back by the terminal to the control module, so that the control module generates a corresponding reset instruction according to the operation instruction; the fault information includes at least one of working temperature abnormal information of the mainboard, working voltage abnormal information of the mainboard, information that the mainboard is in a dead state, output voltage of the mainboard power supply, and working voltage abnormal information of the mainboard; The control module is further configured to obtain the fault information of the mainboard and / or the mainboard power supply when the power management module is switched to the backup power supply due to abnormal power supply of the mainboard power supply; the communication module is connected with the control module and the terminal respectively, and is configured to output the fault information to the terminal to prompt a worker; The communication module is further configured to receive an operation instruction fed back by the terminal according to the fault information and output to the control module; The control module is further configured to be connected with the mainboard power supply, and is further configured to generate a mainboard power supply reset instruction according to the operation instruction when the running state of the mainboard is in a fault state and the interaction between the control module and the mainboard is abnormal, so that the mainboard power supply performs mainboard power supply reset processing according to the mainboard power supply reset instruction, so that the mainboard power supply is in a preset power supply state; The power management module is further configured to switch the power supply mode of the substrate management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in the preset power supply state. The power management module comprises: A power input unit connected with the mainboard power supply and the backup power supply respectively, configured to obtain a target input voltage, the target input voltage including one of an input voltage of the mainboard power supply and an input voltage of the backup power supply; A power switching unit connected with the power input unit, configured to switch the power supply mode of the substrate management circuit from the mainboard power supply to the backup power supply when the mainboard power supply is abnormal; The power switching unit is further configured to switch the power supply mode of the substrate management circuit from the backup power supply to the mainboard power supply when the mainboard power supply is in the preset power supply state.

12. A computer device, comprising: The computer program is executed by the processor to implement the steps of the method of claim 11.

13. A computer readable storage medium having stored thereon a computer program, characterized in that, The computer program is executed by the processor to implement the steps of the method of claim 11.

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