CN108089939A - A kind of realization double-mirror redundancy approach, system, equipment and readable storage device - Google Patents
A kind of realization double-mirror redundancy approach, system, equipment and readable storage device Download PDFInfo
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- CN108089939A CN108089939A CN201810030987.XA CN201810030987A CN108089939A CN 108089939 A CN108089939 A CN 108089939A CN 201810030987 A CN201810030987 A CN 201810030987A CN 108089939 A CN108089939 A CN 108089939A
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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
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0751—Error or fault detection not based on redundancy
- G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
- G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
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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
- G06F11/1417—Boot up procedures
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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
- G06F11/1435—Saving, restoring, recovering or retrying at system level using file system or storage system metadata
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Abstract
Double-mirror redundancy approach is realized this application discloses a kind of, including：Start the watch dog monitoring of BMC, judge whether the system boot time is more than the predetermined system available machine time；It is more than the predetermined system available machine time when the system boot time, then decision-making system available machine time time-out, system closedown；Spi bus is controlled by BMC, the data from BIOS regions is read, and the data of reading is loaded onto main BIOS regions；Switch spi bus to south bridge, so that system continues to start shooting.It can be seen that, it is of the invention rationally to utilize the data stored from BIOS regions, and it is loaded into main BIOS regions, system is made to continue to execute boot program, save the stability risk that jump cap switches the maintenance cost brought and BMC switchings are brought, system maintainability and reliability are improved, so as to improve the security for realizing double-mirror redundancy, and then saves cost.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of realization double-mirror redundancy approach, system, equipment and can
Read storage device.
Background technology
In computer technology, BIOS FLASH (BIOS, Base Input/Output System basic input and output systems
System) be very crucial component in computer systems, once chip content since electromagnetic radiation or unauthorized access are tampered,
So system, which will face, to start, and be implanted Hacker Program equivalent risk.And it is nothing that these risks are often fallen asleep from operating system
What method was shielded or found, great security risk can be brought to user.So seek it is a kind of safe and efficient, and with high sexual valence
The FLASH redundancy approach of ratio is with very big urgency and necessity.
BIOS FLASH mirrored-redundant schemes of the prior art, are all based on dual chip redundancy, are specifically referred to Fig. 1
It is shown：By starting watch dog monitoring, judge whether the available machine time of system is overtime, make system closedown if system time-out；And
Whether shut down to judge whether BIOS is tampered with system, then pass through hardware jump cap or BMC (BMC, Base Board
Controller, the administrative unit on server) switch so that spi bus (SPI, Serial Peripheral
Interface Flash store BIOS binary file core) where main BIOS regions be switched to from BIOS regions realize it is superfluous
It is remaining.
But if switched using jump cap, then need to unpack when switching spi bus and safeguard, this is in current data
It is unacceptable under heart service mode；If switched using BMC, then be switched to the system normal operation after BIOS, such as
Fruit runs into BMC and surprisingly restarts, then SPI will switch back into main BIOS, due to nowadays ME (ME, intel Management
The administrative unit of Engine, intel processor) mechanism of action, this will result directly in system failure, very risky.
Therefore, how to improve the security of double-mirror redundancy is those skilled in the art's urgent problem to be solved.
The content of the invention
In view of this, it is an object of the invention to provide a kind of realization double-mirror redundancy approach, system, equipment and readable deposit
Equipment is stored up, while more safely realizing double-mirror redundancy, ensures system boot.Its concrete scheme is as follows：
A kind of realization double-mirror redundancy approach, including：
Start the watch dog monitoring of BMC, judge whether the system boot time is more than the predetermined system available machine time；
It is more than the predetermined system available machine time when the system boot time, then judges the system boot time time-out, be
System shutdown；
The spi bus is controlled by the BMC, the data from BIOS regions is read, and the data of reading is loaded onto
The main BIOS regions；
Switch the spi bus to south bridge, so that the system continues to start shooting.
Preferably, the watch dog monitoring for opening BMC, when judging whether the system boot time is more than predetermined system start
Between process before further include：
BIOS is divided into predeterminable area；Wherein, the predeterminable area includes ME regions, main BIOS regions, from BIOS areas
Domain and extended area.
Preferably, the watch dog monitoring for starting BMC, when judging whether the system boot time is more than predetermined system start
Between process further include：
When the system boot time be less than or equal to the predetermined system available machine time, then the decision-making system available machine time be not timed-out,
System boot.
Preferably, it is described that the spi bus is controlled by the BMC, read the data from BIOS regions, and by reading
The process that data are loaded onto the main BIOS regions includes：
The spi bus is controlled by the BMC, reads, replicate the data from BIOS regions, and by the number of duplication
According to being loaded onto the main BIOS regions.
Correspondingly, realize double-mirror redundant system the present invention also provides a kind of, including：
For starting the watch dog monitoring of BMC, it is default to judge whether the system boot time is more than for available machine time judgment module
The system boot time；
System closedown module, it is for working as the system boot time more than the predetermined system available machine time, then described to judge system
System available machine time time-out, system closedown；
Data load-on module controls the spi bus for passing through the BMC, reads the data from BIOS regions, and will
The data of reading are loaded onto the main BIOS regions；
Bus switch module, for switching the spi bus to south bridge, so that the system continues to start shooting.
Preferably, the available machine time judgment module is additionally operable to start shooting less than or equal to predetermined system when the system boot time
Time, then the decision-making system available machine time be not timed-out, system boot.
Preferably, the BMC jump modules control the spi bus specifically for passing through the BMC, read, replicate institute
The data from BIOS regions are stated, and the data of duplication are loaded onto the main BIOS regions.
The present invention also provides a kind of realization double-mirror redundance unit, the realization double-mirror redundance unit includes storage
Device, processor and the realization double-mirror redundancy program that is stored on the memory and can run on the processor, it is described
Realize that double-mirror redundancy program is arranged for carrying out the step of realizing double-mirror redundancy approach described above.
The present invention also provides a kind of computer readable storage medium, list is stored on the computer readable storage medium
Chip realizes double-mirror redundancy program, and the realization double-mirror redundancy program realizes above-mentioned realization bimirror when being executed by processor
As the step of redundancy approach.
A kind of realization double-mirror redundancy approach provided by the invention, including：Start the watch dog monitoring of BMC, judge system
Whether the available machine time is more than the predetermined system available machine time；When the system boot time be more than the predetermined system available machine time, then judge be
System available machine time time-out, system closedown；Spi bus is controlled by BMC, reads the data from BIOS regions, and by the number of reading
According to being loaded onto main BIOS regions；Switch spi bus to south bridge, so that system continues to start shooting.As it can be seen that the present invention rationally using from
The data of BIOS regions storage, and main BIOS regions are loaded into, system is made to continue to execute boot program, saves jump cap switching
The stability risk that maintenance cost and the BMC switching brought is brought, improves system maintainability and reliability, so as to improve
The security of double-mirror redundancy, and then save cost.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the implementation method of realization double-mirror redundancy of the prior art；
Fig. 2 is the flow chart that double-mirror redundancy approach is realized in the embodiment of the present invention；
Fig. 3 is the region division schematic diagram that BIOS chips in double-mirror redundancy approach are realized in the embodiment of the present invention；
Fig. 4 is the specific implementation flow chart that double-mirror redundancy approach is realized in the embodiment of the present invention；
Fig. 5 is the structure diagram that double-mirror redundant system is realized in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
The embodiment of the invention discloses a kind of realization double-mirror redundancy approach, as shown in Fig. 2, including：
Step S11：Start the watch dog monitoring of BMC, judge whether the system boot time is more than the predetermined system available machine time.
Step S12：It is more than the predetermined system available machine time when the system boot time, then decision-making system available machine time time-out, is
System shutdown.
It needs that above-mentioned steps are described in detail, watch dog monitoring generally includes hardware watchdog and software is guarded the gate
Dog.Hardware watchdog is actually a counter, and generally to one number of house dog, house dog starts after program brings into operation
It counts down.If program is normal, CPU can send out an instruction and allow watchdog reset after a while, and counting restarts.If
House dog counts down to 0 abnormal, the enforced reset system that is considered as program.Hardware watchdog is to utilize a timer circuit,
Its timing output is connected to the reset terminal of circuit, and program resets timer in the range of certain time, therefore the normal work of program
When making, timer cannot always overflow, and cannot also generate reset signal.It is multiple not in timing cycle if program breaks down
Position house dog allows for WatchDog Timer and overflows generating reset signal and laying equal stress on starting system.It is the same in software watchdog principle, only
It is to replace the timer on hardware circuit with the timer internal of processor, can so simplifies hardware circuit design, it can be with
Understand, the watch dog monitoring in the embodiment of the present invention is software watchdog, and main function is the available machine time of monitoring system.
It should be added that system here typically refers to the operating system of computer, including but not limited to Msdos, OS/2,
The operating systems such as Windows, Unix, Linux, naturally it is also possible to be the operating system of mobile equipment.
Pre-set on time can be that user is set according to the performance of system in above-mentioned steps S11, can once set
It no longer changes, naturally it is also possible to which equipment usage time and loading condition according to where system are repeatedly set.Above-mentioned steps
Judge whether the system boot time is more than the process of predetermined system available machine time and further includes in S11：
When the system boot time be less than or equal to the predetermined system available machine time, then the decision-making system available machine time be not timed-out,
System boot.
It is understood that if the system boot time is less than or equal to the predetermined system available machine time, system boot is remaining
Under program need not just perform.
Step S13：Spi bus is controlled by BMC, the data from BIOS regions is read, and the data of reading is loaded onto
Main BIOS regions.
It needs to illustrate, in BIOS chip technologies, BIOS FLASH are generally divided into predeterminable area, preset
Region is usually four regions, including ME regions, main BIOS regions, from BIOS regions and extended area, as shown in Figure 3.It needs
Supplementary notes, main BIOS regions are identical with the size from BIOS regions, and the data stored from BIOS regions are main BIOS areas
The Backup Data of numeric field data, even if the data in main BIOS regions are being destroyed or distorted, the data from BIOS regions
It will not be destroyed or distort.Therefore, main BIOS regions can be loaded onto, by from the data in BIOS regions in order to main BIOS areas
Domain continues to execute boot program.
In the embodiment of the present invention, spi bus is a kind of high speed, full duplex, synchronous communication bus, and in chip
Four lines are only taken up on pin, have saved the pin of chip, while to save space in the layout of PCB.
Further, the specific operation process of above-mentioned steps S13 can be：Spi bus is controlled by BMC, reads, replicate
Data from BIOS regions, and the data of duplication are loaded onto main BIOS regions.
Step S14：Switch spi bus to south bridge, so that system continues to start shooting.
It needs to illustrate, south bridge is mainly responsible for the control of some Peripheral Interfaces such as I/O interfaces, IDE equipment
Control and additional function etc., such as pci bus, USB, LAN, ATA, SATA, Audio Controller, keyboard controller, real-time clock control
Device processed, advanced power management etc..In addition, above-mentioned switching spi bus is to south bridge, so that system continues to execute boot program until being
System start.
To sum up, a kind of realization double-mirror redundancy approach provided by the invention, including：Start the watch dog monitoring of BMC, judge
Whether the system boot time is more than the predetermined system available machine time；It is more than the predetermined system available machine time when the system boot time, then sentences
Determine system boot time time-out, system closedown；Spi bus is controlled by BMC, the data from BIOS regions is read, and will read
Data be loaded onto main BIOS regions；Switch spi bus to south bridge, so that system continues to start shooting.As it can be seen that the present invention rationally utilizes
The data stored from BIOS regions, and main BIOS regions are loaded into, system is made to continue to execute boot program, jump cap is saved and cuts
The stability risk that maintenance cost and the BMC switching that tape swapping comes are brought, improves system maintainability and reliability, so as to improve
The security of double-mirror redundancy, and then save cost.It should be further noted that realization provided in an embodiment of the present invention is double
The application range of mirrored-redundant method includes but not limited to computer, as personal computer product or industrial control computer produce
Product, naturally it is also possible to be mobile equipment etc..
The embodiment of the present invention additionally provides a kind of specific embodiment of double-mirror redundancy approach, may refer to shown in Fig. 4,
Including：BIOS FLASH are divided into four regions first：ME regions, main BIOS regions, from BIOS regions and extended area.It is being
During system boots up, BIOS chips open the watch dog monitoring of BMC, judge whether the system boot time is more than predetermined system
Available machine time；It is more than the predetermined system available machine time when the system boot time, then decision-making system available machine time time-out, by timeout action
It is arranged to shut down.Then, start in BIOS and time-out occur, BMC shuts down and temporarily spi bus is switched under the control of BMC.It is logical
BMC control spi bus is crossed, reads, replicate from the data in BIOS regions, and the data of duplication are loaded onto main BIOS regions.Most
Afterwards, spi bus is switched to south bridge, so that system continues to start shooting, until system normal boot-strap.
Correspondingly, the embodiment of the present invention additionally provides a kind of realization double-mirror redundant system, as shown in figure 5, including：
For starting the watch dog monitoring of BMC, it is pre- to judge whether the system boot time is more than for available machine time judgment module 11
If the system boot time.
It needs to illustrate, above-mentioned available machine time judgment module 11 is additionally operable to be less than or equal to when the system boot time
The predetermined system available machine time, then the decision-making system available machine time be not timed-out, system boot.
System closedown module 12, for working as the system boot time more than predetermined system available machine time, then decision-making system start
Time time-out, system closedown；
Data load-on module 13 for controlling spi bus by BMC, reads the data from BIOS regions, and by reading
Data are loaded onto main BIOS regions；
It should be further noted that above-mentioned data load-on module 13, specifically for controlling spi bus by BMC, reads
It takes, replicate data from BIOS regions, and the data of duplication are loaded onto main BIOS regions.
Bus switch module 14, for switching spi bus to south bridge, so that system continues to start shooting.
Above-mentioned realization double-mirror redundancy side is specifically referred on the connection relation between above-mentioned module and the course of work
Method, details are not described herein.
The embodiment of the present invention additionally provides a kind of realization double-mirror redundance unit, realizes that double-mirror redundance unit includes storage
Device, processor and storage are on a memory and the realization double-mirror redundancy program that can run on a processor, realization double-mirror are superfluous
Tail sequence is arranged for carrying out the step of realizing double-mirror redundancy approach described above.
The embodiment of the present invention additionally provides a kind of computer readable storage medium, is stored on computer readable storage medium
Single-chip realizes double-mirror redundancy program, realizes and realizes above-mentioned realization double-mirror when double-mirror redundancy program is executed by processor
The step of redundancy approach.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include that
A little elements, but also including other elements that are not explicitly listed or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except also there are other identical elements in the process, method, article or apparatus that includes the element.
Above to a kind of realization double-mirror redundancy approach provided by the present invention, system, equipment and readable storage device into
It has gone and has been discussed in detail, specific case used herein is set forth the principle of the present invention and embodiment, implements above
The explanation of example is only intended to help the method and its core concept for understanding the present invention；Meanwhile for the general technology people of this field
Member, thought according to the invention, there will be changes in specific embodiments and applications, in conclusion this explanation
Book content should not be construed as limiting the invention.
Claims (9)
1. a kind of realization double-mirror redundancy approach, which is characterized in that including：
Start the watch dog monitoring of BMC, judge whether the system boot time is more than the predetermined system available machine time；
It is more than the predetermined system available machine time when the system boot time, then judges the system boot time time-out, system is closed
Machine；
The spi bus is controlled by the BMC, reads the data from BIOS regions, and the data of reading are loaded onto described
Main BIOS regions；
Switch the spi bus to south bridge, so that the system continues to start shooting.
2. realization double-mirror redundancy approach according to claim 1, which is characterized in that the house dog prison for opening BMC
Control, judges the system boot time further includes before whether being more than the process of predetermined system available machine time：
BIOS is divided into predeterminable area；Wherein, the predeterminable area includes ME regions, main BIOS regions, from BIOS regions and
Extended area.
3. realization double-mirror redundancy approach according to claim 1, which is characterized in that the house dog prison for starting BMC
Control, judges whether the system boot time is more than the process of predetermined system available machine time and further includes：
When the system boot time be less than or equal to the predetermined system available machine time, then the decision-making system available machine time be not timed-out, system
Start.
4. realization double-mirror redundancy approach according to any one of claims 1 to 3, which is characterized in that described by described
BMC controls the spi bus, reads the data from BIOS regions, and the data of reading are loaded onto the main BIOS regions
Process includes：
The spi bus is controlled by the BMC, reads, replicate the data from BIOS regions, and the data of duplication are added
It is loaded onto the main BIOS regions.
5. a kind of realization double-mirror redundant system, which is characterized in that including：
Available machine time judgment module for starting the watch dog monitoring of BMC, judges whether the system boot time is more than predetermined system
Available machine time；
System closedown module is more than the predetermined system available machine time for working as the system boot time, then the decision-making system is opened
Machine time time-out, system closedown；
Data load-on module controls the spi bus for passing through the BMC, reads the data from BIOS regions, and will read
Data be loaded onto the main BIOS regions；
Bus switch module, for switching the spi bus to south bridge, so that the system continues to start shooting.
6. realization double-mirror redundant system according to claim 5, which is characterized in that
The available machine time judgment module is additionally operable to be less than or equal to the predetermined system available machine time when the system boot time, then judges
The system boot time is not timed-out, system boot.
7. realization double-mirror redundant system according to claim 5 or 6, which is characterized in that
The BMC jump modules control the spi bus specifically for passing through the BMC, read, replicate from BIOS regions
Data, and the data of duplication are loaded onto the main BIOS regions.
8. a kind of realization double-mirror redundance unit, which is characterized in that the realization double-mirror redundance unit includes memory, processing
Device and the realization double-mirror redundancy program that is stored on the memory and can run on the processor, the realization bimirror
As redundancy program is arranged for carrying out such as the step of Claims 1-4 any one of them realization double-mirror redundancy approach.
9. a kind of computer readable storage medium, which is characterized in that be stored with single-chip on the computer readable storage medium
Realize double-mirror redundancy program, the realization double-mirror redundancy program is realized when being executed by processor as Claims 1-4 is any
Described in realization double-mirror redundancy approach the step of.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109634675A (en) * | 2018-12-10 | 2019-04-16 | 广东浪潮大数据研究有限公司 | A kind of redundancy approach of BIOS, redundant system and relevant apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499909A (en) * | 2008-02-03 | 2009-08-05 | 中兴通讯股份有限公司 | Single board starting system and method |
| CN101908008A (en) * | 2009-06-03 | 2010-12-08 | 大唐移动通信设备有限公司 | Device and method for switching BIOS (Basic Input/Output System) |
| CN102193839A (en) * | 2010-03-12 | 2011-09-21 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and startup method thereof |
| CN102419719A (en) * | 2010-09-27 | 2012-04-18 | 鸿富锦精密工业（深圳）有限公司 | Computer system and method for starting same |
| US9471441B1 (en) * | 2013-08-23 | 2016-10-18 | Acronis International Gmbh | Systems and methods for backup of virtual machines |
| US9703568B2 (en) * | 2013-03-14 | 2017-07-11 | International Business Machines Corporation | Live initialization of a boot device |
-
2018
- 2018-01-12 CN CN201810030987.XA patent/CN108089939A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499909A (en) * | 2008-02-03 | 2009-08-05 | 中兴通讯股份有限公司 | Single board starting system and method |
| CN101908008A (en) * | 2009-06-03 | 2010-12-08 | 大唐移动通信设备有限公司 | Device and method for switching BIOS (Basic Input/Output System) |
| CN102193839A (en) * | 2010-03-12 | 2011-09-21 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and startup method thereof |
| CN102419719A (en) * | 2010-09-27 | 2012-04-18 | 鸿富锦精密工业（深圳）有限公司 | Computer system and method for starting same |
| US9703568B2 (en) * | 2013-03-14 | 2017-07-11 | International Business Machines Corporation | Live initialization of a boot device |
| US9471441B1 (en) * | 2013-08-23 | 2016-10-18 | Acronis International Gmbh | Systems and methods for backup of virtual machines |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109634675A (en) * | 2018-12-10 | 2019-04-16 | 广东浪潮大数据研究有限公司 | A kind of redundancy approach of BIOS, redundant system and relevant apparatus |
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Application publication date: 20180529 |