CN109582505A - A kind of recovery system, method and device of BIOS option default value - Google Patents
A kind of recovery system, method and device of BIOS option default value Download PDFInfo
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- CN109582505A CN109582505A CN201811489016.8A CN201811489016A CN109582505A CN 109582505 A CN109582505 A CN 109582505A CN 201811489016 A CN201811489016 A CN 201811489016A CN 109582505 A CN109582505 A CN 109582505A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 claims description 17
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1438—Restarting or rejuvenating
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
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Abstract
The present invention provides a kind of recovery systems of BIOS option default value, the state of the second port for the PCH chip that BMC is connect by the first port control of itself with first port, the current option value of BIOS option is reverted to default value when the state of second port is dbjective state by PCH chip, therefore, using this programme, the option value of BIOS option is reverted to default value when detecting that the state of itself second port is dbjective state by PCH chip by the state that second port need to be only controlled by BMC.That is the recovery to BIOS option by option value to default value is realized in a manner of signal transmission external BMC, does not need to disconnect server power supply and disassembles cabinet, save human resources, and the efficiency for restoring BIOS default value is also higher.In addition, the present invention also provides the restoration methods and device of a kind of BIOS option default value, effect is as above.
Description
Technical field
The present invention relates to server technology field, in particular to a kind of the recovery system, method and device of BIOS default value.
Background technique
With the fast development of server technology, ease for use, performance and the function of server are all constantly enhancing.Especially
Efficient ease for use enables to the light management server of server operation personnel.Basic input output system (Basic
Input Output System, BIOS) as the server master board bottom, the most direct hardware setting, it can be mentioned for server
For more performances easy to use.The program of its in store most important basic input and output of computer, computer system are set
Self-check program and system self-triggered program after confidence breath, booting.
There are multiple options in BIOS option setting, different options has different functions, although server when leaving the factory one
As can BIOS option be arranged to optimal default value, but also allow according to actual application scenarios modify BIOS option value.
If some conflicts in setting occur after modifying certain option values and server being caused to cannot be started up, needed at this time by BIOS
Option is restored to default value.Currently, the method that common BIOS option is restored to default value is to remove storage BIOS option value
Data in COMS register.Frequently with method be to remove CMOS battery or remove CMOS by way of wire jumper.But
Need to pull out then operation that server power supply opens cabinet and makees corresponding removing CMOS using this kind of method.In this way, to clothes
Business device is powered off and opens that cabinet is not only complicated for operation, waste of manpower resource, and restore the efficiency of BIOS default value also compared with
It is low.
Therefore, how to simplify and restore the recovery process of BIOS default value, save human resources and improve recovery BIOS to write from memory
The efficiency for recognizing value is those skilled in the art's problem to be solved.
Summary of the invention
The purpose of the present invention is to provide the recovery system, methods and device of a kind of BIOS default value, simplify recovery
The recovery process of BIOS default value saves human resources and improves the efficiency for restoring BIOS default value.
To achieve the above object, the embodiment of the invention provides following technical solutions:
First, the embodiment of the invention provides a kind of recovery systems of BIOS option default value, comprising:
It is provided with the PCH chip of second port and is provided with the BMC of first port；
The first port is connected with the second port, and the BMC is used for through first port control described the
The state of Two-port netwerk；
The PCH chip is used to that the current option value of BIOS option to be reverted to default when the state is dbjective state
Value.
Optionally, the first port and the second port are GPIO port.
Second, the embodiment of the invention provides a kind of restoration methods of BIOS option default value, are mentioned based on any of the above
The recovery system of the BIOS option default value arrived, comprising:
Detect the state for the second port connecting with the first port of BMC；
Judge whether the state is dbjective state corresponding with the default value of BIOS option is restored；
If the dbjective state, then the current option value of the BIOS option is reverted to the default of the BIOS option
Value.
Optionally, described to judge whether the state is dbjective state corresponding with the default value for restoring the BIOS option
It specifically includes:
If the state is high level state corresponding with the default value for restoring the BIOS option, the state is then
The dbjective state.
Optionally, the option value that the BIOS option is current revert to the BIOS option default value it
Afterwards, further includes:
Whether the default value for detecting the BIOS option is completed to restore；
If so, send first control signal to the BMC so that the BMC by the first port by described second
The dbjective state of port is revised as non-targeted state.
Optionally, restore if the default value of the BIOS option does not complete, further includes:
Whether the recovery time for detecting the default value of the BIOS option is more than threshold value；
If being more than the threshold value, second control signal is sent to the BMC so that the BMC utilizes second control
Signal control server is restarted.
Optionally, if being more than the threshold value, further includes:
Third control signal is sent to the BMC so that the BMC carries out warning note using third control signal.
Optionally, if being more than the threshold value, further includes:
Data corresponding with the BIOS option are shown.
Third, the embodiment of the invention provides a kind of recovery devices of BIOS option default value, comprising:
First detection module, for detecting the state for the second port connecting with the first port of BMC；
Judgment module, for judging whether the state is dbjective state corresponding with the default value of BIOS option is restored,
If the dbjective state, then enter recovery module；
The recovery module, for the current option value of the BIOS option to be reverted to the default of the BIOS option
Value.
Optionally, further includes:
Whether the second detection module, the default value for detecting the BIOS option are completed to restore, and send if so, entering
Module；
First sending module, for sending first control signal to the BMC so that the BMC passes through described first
Port the dbjective state of the second port is revised as non-targeted state.
Optionally, further includes:
Whether the second detection module, the default value for detecting the BIOS option are completed to restore；If so, into first
Sending module, if it is not, then entering third detection module；
First sending module, for sending first control signal to the BMC so that the BMC passes through the first port
The dbjective state of the second port is revised as non-targeted state.
Optionally, further includes:
The third detection module, for detecting whether the recovery time of default value of the BIOS option is more than threshold value,
If being more than threshold value, enter the second sending module；
Second sending module, for sending second control signal to the BMC so that the BMC utilizes second control
Signal control server is restarted.
As it can be seen that a kind of recovery system of BIOS option default value provided in an embodiment of the present invention, BMC passes through itself first
The state of the second port for the PCH chip that port controlling is connect with first port, PCH chip are target in the state of second port
The current option value of BIOS option is reverted into default value when state, therefore, using this programme, only need to control second by BMC
The state of port, it is when detecting that the state of itself second port is dbjective state by PCH chip, the option value of BIOS option is extensive
It is again default value.That is it is realized to BIOS option in a manner of signal transmission by option value to default value external BMC
Recovery, do not need to disconnect server power supply and disassemble cabinet, save human resources, and restore the efficiency of BIOS default value
It is higher.In addition, the embodiment of the invention also provides the restoration methods and device of a kind of BIOS option default value, effect is as above.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of recovery system structural schematic diagram of BIOS option default value provided in an embodiment of the present invention；
Fig. 2 is a kind of restoration methods flow diagram for BIOS option default value that the first embodiment of the invention provides；
Fig. 3 is a kind of restoration methods flow diagram for BIOS option default value that second of embodiment of the invention provides；
Fig. 4 is a kind of recovery device structural schematic diagram for BIOS option default value that the third embodiment of the invention provides；
Fig. 5 is a kind of recovery device structural schematic diagram for BIOS option default value that the 4th kind of embodiment of the invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention provides the recovery system, method and device of a kind of BIOS default value, simplifies and restore BIOS
The recovery process of default value saves human resources and improves the efficiency for restoring BIOS default value.
Referring to Figure 1, Fig. 1 is a kind of recovery system structural representation of BIOS option default value provided in an embodiment of the present invention
Figure, the system include:
It is provided with the PCH chip 2 of second port 20 and is provided with the BMC 1 of first port 10；
First port 10 and second port 20 connect, and BMC is used to control the state of second port 20 by first port 10.
PCH chip 2 is used to that the current option value of BIOS option to be reverted to default value when state is dbjective state.
Specifically, BIOS option generally comprises in the present embodiment: standard CMOS function setting options (are generally comprised to base
This system configuration is set, such as time, date, IDE equipment and floppy drive parameter), advanced BIOS function choosing-item (can be to being
The advanced feature of system is set), advanced chipset setting options (can be configured to board chip set), external equipment set
Determine option (whether can open to the setting of all peripheral equipments, such as sound card, Modem and USB keyboard), electrical management setting choosing
(can the electricity-saving function method of operation to equipment such as CPU, hard disk and displays be configured), plug and play/PCI setting choosing
(can set PnP plug and play interface and the parameter of PCI interface of ISA, this function only when system supports PnP/PCI
Effectively), computer health state setting option (the mainly phases such as voltage, temperature and rotation speed of the fan for detecting automatically of display system
Parameter is closed, and can also set excess load when sounds an alarm and automatic shutdown, to prevent failure from occurring etc.), frequency/voltage control
Setting option (can set the frequency multiplication of CPU, setting whether Auto-Sensing cpu frequency etc.), supervisor password setting option (use
The password of power user can be set in this option), setting user password option (user password can be set using this option), deposit
Disk exits option (selecting this to save modification to BIOS, to be then log out Setup program), does not save and exit option and (select this
Modification to BIOS will be abandoned i.e. without preservation, directly exit Setup program) etc..
The PCH chip 2 for being provided with second port 20 can use the prior art with the BMC 1 for being provided with first port 10,
First port 10 and 20 embodiment of the present invention of second port are chosen as GPIO.It is with first port 10 and second port 20 below
A kind of workflow of the recovery system of BIOS option default value provided in an embodiment of the present invention is carried out specifically for GPIO
It is bright, specific as follows:
Whether BMC 1 for user currently needs to modify the default value of BIOS option the state of first port 10 is arranged,
If needing to restore the default value of a certain BIOS option at this time, BMC 1 in real time read user send instruction to itself
The state of the port of GPIO is modified, if needing to restore the default value of BIOS option at this time, the port of the GPIO of BMC 1
State is high level, corresponding, the shape of the GPIO port of the second port 20 (GPIO port of PCH) and BMC 1 of PCH chip 2
State is synchronised, i.e. the state of the second port 20 of PCH chip 2 is also high level (dbjective state), is stored in PCH chip 2
BIOS program reads the state of second port 20 (GPIO port) at this time when being dbjective state, the BIOS that currently will need to modify
The option value of option is revised as default value.By taking BIOS option is supervisor password setting option as an example, when the end GPIO of BMC 1
When mouth is high level, and the information for including in the high level of GPIO port is to restore the default of the BIOS option of supervisor password
It is worth, the BIOS option letter for including in the high level of GPIO port and the high level of GPIO port of the synchronous BMC 1 of PCH chip 2
Breath, reverts to initial password for the current user password of BIOS option.
It should be noted that according to actual needs, the mesh of the second port 20 of the first port 10 and PCH chip of BMC 1
Mark state may be low level or other forms of expression, and the embodiment of the present invention herein and is not construed as limiting.
A kind of recovery system of BIOS option default value provided in an embodiment of the present invention, the first port that BMC passes through itself
The state of the second port for the PCH chip connecting with first port is controlled, PCH chip is dbjective state in the state of second port
When the current option value of BIOS option reverted into default value, therefore, using this programme, only need to control second port by BMC
State, by PCH chip detect itself second port state be dbjective state when, the option value of BIOS option is reverted to
Default value.That is it is realized to BIOS option in a manner of signal transmission by the extensive of option value to default value external BMC
It is multiple, do not need to disconnect server power supply and disassemble cabinet, save human resources, and restore the efficiency of BIOS default value also compared with
It is high.
A kind of restoration methods of the BIOS option default value provided below the first embodiment of the invention are illustrated, and are asked
Referring to fig. 2, Fig. 2 is a kind of restoration methods flow diagram for BIOS option default value that the first embodiment of the invention provides,
A kind of recovery system for BIOS option default value that this method is mentioned based on any of the above one embodiment, comprising:
S20: the state for the second port that detection is connect with the first port of BMC.
S21: judge whether state is dbjective state corresponding with the default value of BIOS option is restored, if so, entering step
Rapid S22.
S22: the current option value of BIOS option is reverted to the default value of BIOS option.
Specifically, the dbjective state embodiment of the present invention corresponding with the default value of BIOS option is restored can in the present embodiment
It is selected as high level state.In addition, the restoration methods and sheet of a kind of BIOS option default value that the first embodiment of the invention provides
A kind of recovery system for BIOS option default value that inventive embodiments provide is corresponding, and for details, reference can be made to above-mentioned BIOS option defaults
The explanation of the recovery system of value, details are not described herein for the duplicate contents embodiment of the present invention.
A kind of restoration methods for BIOS option default value that the first embodiment of the invention provides, need to only be controlled by BMC
The state of second port, when detecting that the state of itself second port is dbjective state by PCH chip, by the option of BIOS option
Value reverts to default value.That is it is realized in a manner of signal transmission external BMC to BIOS option by option value to silent
The recovery for recognizing value does not need to disconnect server power supply and disassembles cabinet, saves human resources, and restore the effect of BIOS default value
Rate is also higher.
After the completion of the default value of BIOS option restores, in order to avoid the first port of BMC and the second port of FHC chip
The problem for causing resources occupation rate high in dbjective state for a long time, and the default value of BIOS option is not completed in long-time
Recovering process when carry out fault identification in time, to take effective measures.Based on this, the present invention provides second of implementations
Example, refers to Fig. 3, and Fig. 3 is that a kind of restoration methods process for BIOS option default value that second of embodiment of the invention provides is shown
It is intended to, this method comprises:
S20: the state for the second port that detection is connect with the first port of BMC.
S21: judge whether state is dbjective state corresponding with the default value of BIOS option is restored, if so, entering step
Rapid S22.
S22: the current option value of BIOS option is reverted to the default value of BIOS option.
S23: whether the default value for detecting BIOS option is completed to restore, if so, S24 is entered step, if it is not, then entering step
Rapid S25.
S24: sending first control signal to BMC so that BMC is modified the dbjective state of second port by first port
For non-targeted state.
S25: whether the recovery event for detecting the default value of BIOS option is more than threshold value, if being more than threshold value, is entered step
S26。
S26: second control signal is sent to BMC so that BMC is restarted using second control signal control server.
Specifically, in the present embodiment, it, can due to the influence of external environment during BIOS option default value restores
BIOS option default value can be will lead to and be in recovery state for a long time, but the recovery process of BIOS option default value may at this time
Malfunction has been in it, it is therefore necessary to this kind of malfunction is timely identified, in addition, restoring in BIOS option default value
After the completion, in order to carry out subsequent operation to BIOS option, therefore optionally by first port and second port by target-like
State is adjusted to non-targeted state.
Based on this, whether the default value of real-time detection BIOS option is completed to restore, on the one hand, if completing to restore, sends out
First control signal is sent to BMC, after BMC receives first control signal, parsing first control signal obtains being completed pair
The first port of itself is revised as non-targeted state by dbjective state by the information of the recovery of the default value of BIOS option, BMC, the
Two-port netwerk synchronizes the state (i.e. non-targeted state) of first port at this time.On the other hand, it if not completing to restore, detects
Whether the recovery time of the default value of BIOS option is more than threshold value, and threshold value is that BIOS default value is permitted longest when restoring
Time, specific size can be determined according to actual environment.If it exceeds the threshold value, then illustrate BIOS default value recovery at this time
Failure, transmission second control signal to BMC restart BMC using second control signal control server.
It further,, can in order to timely remind related technical personnel when the recovery time of BIOS default value being more than threshold value
To pass through warning note.Mode about warning note can have following methods, and first way can send third control
Signal processed parses third control signal by BMC to BMC, and sends corresponding control signal to alarm (buzzer, red indigo plant
Lamp etc.) carry out warning note.The second way directly issues alarm command to alarm (buzzer, red blue lamp by PCH chip
Deng) carry out warning note.
Finally, in order to understand in real time restore failure BIOS option option information, in order to related technical personnel into
Row analysis shows the data that current default value restores the BIOS option of failure as optional embodiment of the present invention, counts
According to the option type that can be BIOS option, BIOS option default Value Data, BIOS option current option Value Data,
The recovery time etc. of the default value of BIOS option.It can specifically be shown by LED display, LCD display.
A kind of restoration methods for BIOS option default value that second of embodiment of the invention provides, need to only be controlled by BMC
The state of second port, when detecting that the state of itself second port is dbjective state by PCH chip, by the option of BIOS option
Value reverts to default value.That is it is realized in a manner of signal transmission external BMC to BIOS option by option value to silent
The recovery for recognizing value does not need to disconnect server power supply and disassembles cabinet, saves human resources, and restore the effect of BIOS default value
Rate is also higher.In addition, the state of second port is revised as non-mesh by dbjective state after the completion of BIOS option default value restores
The second port of mark state, the first port and FHC chip that avoid BMC is in dbjective state and causes resources occupation for a long time
The high problem of rate is restarted by BMC control server when BIOS option default value does not restore to complete for a long time, avoids BIOS
The default value recovering process of option is in malfunction for a long time.
A kind of recovery device of the BIOS option default value provided below the third embodiment of the invention is illustrated, and is asked
Referring to fig. 4, Fig. 4 is a kind of recovery device structural schematic diagram for BIOS option default value that the third embodiment of the invention provides,
The device includes:
First detection module 401, for detecting the state for the second port connecting with the first port of BMC；
Judgment module 402, for judging whether state is dbjective state corresponding with the default value of BIOS option is restored, if
It is dbjective state, then enters recovery module；
Recovery module 403, for the current option value of BIOS option to be reverted to the default value of BIOS option.
A kind of recovery device for BIOS default value that the third embodiment of the invention provides only need to control second by BMC
The state of port, when first detection module detects that the state of second port is dbjective state, recovery module is by BIOS option
Option value revert to default value.That is it is realized to BIOS option in a manner of signal transmission by option external BMC
It is worth to the recovery of default value, does not need to disconnect server power supply and disassembles cabinet, save human resources, and restores BIOS default
The efficiency of value is also higher.
A kind of recovery device of the BIOS option default value provided below the 4th kind of embodiment of the invention is illustrated, and is asked
Referring to Fig. 5, Fig. 5 is a kind of recovery device structural schematic diagram for BIOS option default value that the 4th kind of embodiment of the invention provides,
The device includes:
First detection module 401, for detecting the state for the second port connecting with the first port of BMC；
Judgment module 402, for judging whether state is dbjective state corresponding with the default value of BIOS option is restored, if
It is dbjective state, then enters recovery module 403；
Recovery module 403, for the current option value of BIOS option to be reverted to the default value of BIOS option.
Whether the second detection module 404, the default value for detecting BIOS option are completed to restore；If so, into first
Sending module 405, if it is not, then entering third detection module 406；
First sending module 405, for sending first control signal to BMC so that BMC passes through first port for second end
The dbjective state of mouth is revised as non-targeted state.
Third detection module 406, for detecting whether the recovery time of default value of BIOS option is more than threshold value, if being more than
Threshold value then enters the second sending module 407；
Second sending module 407, for sending second control signal to BMC so that BMC is controlled using second control signal
Server Restart.
A kind of recovery device for BIOS default value that 4th kind of embodiment of the invention provides only need to control second by BMC
The state of port, when detecting that the state of itself second port is dbjective state by first detection module, by the choosing of BIOS option
Entry value reverts to default value.That is it is realized to BIOS option by option value extremely in a manner of signal transmission external BMC
The recovery of default value does not need to disconnect server power supply and disassembles cabinet, saves human resources, and restore BIOS default value
Efficiency is also higher.In addition, sending first control signal extremely by the first sending module after the completion of BIOS option default value restores
The state of second port is revised as non-targeted state by dbjective state by BMC, BMC, avoids the first port and FHC core of BMC
The second port of piece is in dbjective state for a long time and the problem that causes resources occupation rate high, detects in third detection module
When BIOS option default value does not restore to complete for a long time, the second sending module sends the second control instruction to BMC, is controlled by BMC
Control server is restarted, and the default value recovering process of BIOS option is avoided to be in malfunction for a long time.
Detailed Jie has been carried out to the recovery system, method and device of a kind of BIOS default value provided herein above
It continues.Specific examples are used herein to illustrate the principle and implementation manner of the present application, and the explanation of above embodiments is only
It is to be used to help understand the method for this application and its core ideas.It should be pointed out that for those skilled in the art
For, under the premise of not departing from the application principle, can also to the application, some improvement and modification can also be carried out, these improve and repair
Decorations are also fallen into the protection scope of the claim of this application.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For embodiment provide device and
Speech, since it is corresponding with the method that embodiment provides, so being described relatively simple, related place is referring to method part illustration
?.
Claims (10)
1. a kind of recovery system of BIOS option default value characterized by comprising
It is provided with the PCH chip of second port and is provided with the BMC of first port；
The first port is connected with the second port, and the BMC is used to control the second end by the first port
The state of mouth；
The PCH chip is used to that the current option value of BIOS option to be reverted to default value when the state is dbjective state.
2. the recovery system of BIOS option default value according to claim 1, which is characterized in that the first port and institute
Stating second port is GPIO port.
3. a kind of restoration methods of BIOS option default value, based on a kind of BIOS option default value of any of claims 1 or 2
Recovery system characterized by comprising
Detect the state for the second port connecting with the first port of BMC；
Judge whether the state is dbjective state corresponding with the default value of BIOS option is restored；
If the dbjective state, then the current option value of the BIOS option is reverted to the default value of the BIOS option.
4. the restoration methods of BIOS option default value according to claim 3, which is characterized in that the judgement state
Whether it is that dbjective state corresponding with the default value for restoring the BIOS option specifically includes:
If the state is high level state corresponding with the default value for restoring the BIOS option, the state is then described
Dbjective state.
5. the restoration methods of BIOS option default value according to claim 3 or 4, which is characterized in that it is described will be described
The current option value of BIOS option reverts to after the default value of the BIOS option, further includes:
Whether the default value for detecting the BIOS option is completed to restore；
If so, send first control signal to the BMC so that the BMC by the first port by the second port
Dbjective state be revised as non-targeted state.
6. the restoration methods of BIOS option default value according to claim 5, which is characterized in that if the BIOS option
Default value, which does not complete, to be restored, further includes:
Whether the recovery time for detecting the default value of the BIOS option is more than threshold value；
If being more than the threshold value, second control signal is sent to the BMC so that the BMC utilizes the second control signal
Control server is restarted.
7. the restoration methods of BIOS option default value according to claim 6, which is characterized in that if being more than the threshold value,
Further include:
Third control signal is sent to the BMC so that the BMC carries out warning note using third control signal.
8. the restoration methods of BIOS option default value according to claim 6 or 7, which is characterized in that if being more than the threshold
Value, further includes:
Data corresponding with the BIOS option are shown.
9. a kind of recovery device of BIOS option default value characterized by comprising
First detection module, for detecting the state for the second port connecting with the first port of BMC；
Judgment module, for judging whether the state is dbjective state corresponding with the default value of BIOS option is restored, if
The dbjective state then enters recovery module；
The recovery module, for the current option value of the BIOS option to be reverted to the default value of the BIOS option.
10. a kind of recovery device of BIOS option default value according to claim 9, which is characterized in that further include:
Whether the second detection module, the default value for detecting the BIOS option are completed to restore, and send mould if so, entering
Block；
First sending module, for sending first control signal to the BMC so that the BMC passes through the first port
The dbjective state of the second port is revised as non-targeted state.
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