TWI479316B - System and method for recovery data of cmos - Google Patents

Description

CMOS data recovery system and method

The invention relates to a CMOS data recovery system and method.

In practical use, users often encounter improper settings of CMOS (Complementary Metal-Oxide-Semiconductor Transistor), which may cause the system to not boot properly. Especially when setting the value of many items in the server, if the CMOS setting is improper, the usual method is to erase the CMOS and restore the system to the factory settings. However, after restarting, you need to reset all the values of the project. It wastes a lot of time. Some items have no memory value and don't know how to set them, such as the network parameters of the baseboard management controller.

In view of the above, it is necessary to provide a CMOS data recovery system and method that allows CMOS data to be restored to previously saved values.

A CMOS data recovery system, running in a server, the server includes a baseboard management controller and a BIOS, and the CMOS data recovery system includes: an acquisition module, configured to acquire a current CMOS when entering a setting interface provided by the BIOS All the data and the system time of the server; the control module is configured to control the substrate management controller to store the CMOS data and the system time; and the acquisition module is further configured to restore the CMOS data corresponding to the system time to In the CMOS, the system time is selected by the user; the sending module is configured to send a command to the baseboard management controller according to the acquired system time, and notify the baseboard management controller to read the CMOS data corresponding to the system time; The module is configured to set the CMOS data read by the substrate management controller into the CMOS; and the control module is further configured to restart the server to complete the CMOS data recovery.

A CMOS data recovery method is applied to a server, the server includes a baseboard management controller and a BIOS, and the method includes the following steps: when entering a setting interface provided by the BIOS, acquiring all data in the current CMOS and the system time of the server The control substrate management controller stores the CMOS data and the system time; when the CMOS data corresponding to the system time needs to be restored to the CMOS, the system time selected by the user is acquired; and the command is sent to the substrate management according to the acquired system time. The controller notifies the baseboard management controller to read the CMOS data corresponding to the system time; sets the CMOS data read by the baseboard management controller to the CMOS; and restarts the server to complete the CMOS data recovery.

Compared with the prior art, the CMOS data recovery system and method can make all the data of the CMOS after the normal entry into the system is saved to the substrate management controller, and after the CMOS is erased, the substrate management control can be saved and saved. The CMOS data in the device resets the CMOS, saving time and facilitating the user's use.

As shown in FIG. 1, it is an operating environment diagram of a preferred embodiment of the CMOS data recovery system of the present invention. The CMOS data recovery system 10 runs in a Baseboard Management Controller (BMC) 11 (hereinafter referred to as BMC 1) of the server 1, and the server 1 further includes a Basic Input Output System (BIOS). 12 (hereinafter referred to as BIOS 12) and Complementary Metal-Oxide-Semiconductor Transistor (CMOS) 13 (hereinafter referred to as CMOS 13). The BMC 11 includes a field-replaceable unit (FRU) 110 (hereinafter referred to as FRU 110). The BIOS 12 provides a setting interface on which the user can save all data of the current CMOS 13 to the FRU 110.

As shown in FIG. 2, it is a functional module diagram of the CMOS data recovery system 10 in FIG. The CMOS data recovery system 10 includes an acquisition module 100, a transmission module 101, a determination module 102, a setting module 103, and a control module 104. The module is a software program having a specific function, and the software is stored in a computer readable storage medium or other storage device, and can be executed by a computer or other computing device including a processor, thereby completing CMOS data recovery in the present invention. Work flow.

When entering the setting interface provided by the BIOS 12, the obtaining module 100 is configured to acquire all the data of the current CMOS 13 and the system time of the server 1.

The sending module 101 is configured to send a storage command to the BMC 11, and notify the BMC 11 to store the acquired data of the CMOS 13 and the system time. The BMC 11 stores the data of the CMOS 13 and the system time into the FRU 110 according to the storage command. In the preferred embodiment, the BMC 11 can store the acquired CMOS data into a file named after the acquired system time.

The determining module 102 is configured to determine whether the state of the CMOS 13 needs to be restored. In other words, the FRU 110 stores CMOS data corresponding to a plurality of system time points, and the determining module 102 determines whether the FRU 110 needs to be stored. The CMOS data corresponding to a certain system time is restored to CMOS 13.

When the result of the determination is that the CMOS data corresponding to a certain system time in the FRU 110 needs to be restored to the CMOS 13, the acquisition module 100 receives the system time selected by the user. The sending module 101 is further configured to send a command to the BMC 11 according to the received system time to notify the BMC 11 to read all CMOS data corresponding to the system time.

The setting module 103 is used to set all CMOS data read by the BMC 11 into the CMOS 13.

The control module 104 is used to restart the server 1 to complete the above CMOS data recovery.

As shown in FIG. 3, it is a flowchart of a preferred embodiment of the CMOS data recovery method of the present invention.

Step S30, entering the BIOS setting interface, the obtaining module 100 acquires all the data of the current CMOS 13 and the system time of the server 1.

In step S31, the sending module 101 sends a storage command to the BMC 11, and notifies the BMC 11 to store the acquired data of the CMOS 13 and the system time.

In step S32, the BMC 11 stores the data of the CMOS 13 and the system time into the FRU 110 according to the storage command. In the preferred embodiment, the BMC 11 can store the acquired CMOS data into a file named after the acquired system time.

In step S33, the determining module 102 determines whether it is necessary to restore the state of the CMOS 13. In other words, the FRU 110 stores CMOS data corresponding to a plurality of system time points, and the determining module 102 determines whether the FRU 110 needs to be stored. The CMOS data corresponding to a certain system time is restored to CMOS 13. If it is necessary to restore the CMOS data corresponding to a certain system time in the FRU 110 to the CMOS 13, step S34 is performed. If it is not necessary to restore the CMOS data corresponding to one of the system time in the FRU 110 to the CMOS 13, the flow is directly ended.

Step S34, the obtaining module 100 receives the system time selected by the user.

In step S35, the sending module 101 sends a command to the BMC 11 according to the received system time to notify the BMC 11 to read all CMOS data corresponding to the system time.

In step S36, the setting module 103 sets all the CMOS data read by the BMC 11 into the CMOS.

In step S37, the control module 104 restarts the server 1 to complete the above CMOS data recovery.

It should be noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and are not intended to be limiting, and the present invention will be described in detail with reference to the preferred embodiments thereof The technical solutions are modified or equivalently substituted without departing from the spirit and scope of the technical solutions of the present invention.

1. . . server

10. . . CMOS data recovery system

11. . . Baseboard management controller

12. . . Basic input and output system

13. . . CMOS

110. . . Field replaceable unit

100. . . Get module

101. . . Sending module

102. . . Judging module

103. . . Setting module

104. . . Control module

1 is a diagram showing an operating environment of a preferred embodiment of a CMOS data recovery system of the present invention.

2 is a functional block diagram of the CMOS data recovery system 10 of FIG.

3 is a flow chart showing the operation of a preferred embodiment of the CMOS data recovery method of the present invention.

10. . . CMOS data recovery system

100. . . Get module

101. . . Sending module

102. . . Judging module

103. . . Setting module

104. . . Control module

Claims (6)

A CMOS data recovery system, running in a server, the server includes a substrate management controller and a BIOS, and the CMOS data recovery system includes:
The obtaining module is configured to obtain all the data in the current CMOS and the system time of the server when entering the setting interface provided by the BIOS;
a control module for controlling the substrate management controller to store the CMOS data and system time;
The obtaining module is further configured to: when the CMOS data corresponding to the system time needs to be restored to the CMOS, acquire the system time selected by the user;
a sending module, configured to send a command to the baseboard management controller according to the acquired system time, to notify the baseboard management controller to read the CMOS data corresponding to the system time;
The setting module is configured to set the CMOS data read by the substrate management controller into the CMOS; and the control module is further configured to restart the server to complete the CMOS data recovery. The CMOS data recovery system of claim 1, wherein the sending module is further configured to send a storage command to the baseboard management controller to notify the baseboard management controller to store the CMOS data and the system time of the server. The CMOS data recovery system of claim 2, wherein the substrate management controller stores the CMOS data and system time into a field replaceable unit. A CMOS data recovery method is applied to a server, the server includes a substrate management controller and a BIOS, and the method includes the following steps:
When entering the setting interface provided by the BIOS, obtain all the data in the current CMOS and the system time of the server;
Control the substrate management controller to store the CMOS data and system time;
When the CMOS data corresponding to the above system time needs to be restored to the CMOS, the system time selected by the user is obtained;
Sending a command to the baseboard management controller according to the acquired system time, notifying the baseboard management controller to read the CMOS data corresponding to the system time;
Set the CMOS data read by the baseboard management controller to CMOS; and restart the server to complete CMOS data recovery. The CMOS data recovery method according to claim 4, wherein the method further comprises: before the step controlling the substrate management controller storing the CMOS data and the system time:
Sending a storage command to the baseboard management controller notifies the baseboard management controller to store the CMOS data and the system time of the server. The CMOS data recovery method of claim 5, wherein the substrate management controller stores the CMOS data and system time in a field replaceable unit.