CN101320342A - Data backup/recovery system and method used for data processing device - Google Patents
Data backup/recovery system and method used for data processing device Download PDFInfo
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- CN101320342A CN101320342A CNA2007101096228A CN200710109622A CN101320342A CN 101320342 A CN101320342 A CN 101320342A CN A2007101096228 A CNA2007101096228 A CN A2007101096228A CN 200710109622 A CN200710109622 A CN 200710109622A CN 101320342 A CN101320342 A CN 101320342A
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Abstract
The invention provides a data backup/recovery system and a method used for a data processor. The data backup/recovery system and the method are used for backing up and recovering the data in the data processor. The data processor also comprises a basic input/output system provided with memory, system data security module and a real-time clock. The system data security module can store back-up data. The data backup/recovery system determines whether the backup data and the real-time clock need to be restored to the basic input-output system based on checking whether the total checksum of the memory is wrong or not and the back-up data is stored in the system data security module and backs up the data stored in the memory to the system data security module to finish the action of data backup/recovery. With the invention adopted, if the system data stored in the memory of the basic input/output system is lost, the data processor automatically will restore the backup data stored in the system data input/output security module to the memory of the basic input/output system at next boot-up.
Description
Technical field
The present invention relates to a kind of data backup/recovery system and method, be particularly related to a kind of CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal Oxide Semiconductor in data processing equipment, when CMOS) data make a mistake, once use the data backup/recovery system and the method for set condition before automatically data being dateed back.
Background technology
The motherboard of available data treating apparatus (as computing machine) (main board) all has Basic Input or Output System (BIOS) (Basic Input Output System, BIOS), in order to control central processing unit (CentralProcessing Unit, and the operation of the peripheral unit of various standards CPU) and the running of each chip (chip).Generally speaking, BIOS utilizes CMOS to come the stocking system parameter.The user can be provided with the CMOS parameter by BIOS setup program.CMOS powers by system power supply or backup battery, and when making power-off, cmos data can not lost.Yet, when battery electric quantity low excessively, or during checksum (checksum) mistake, system can't correctly date back cmos data the state of once setting before the user, original start when only can the system of returning to dispatching from the factory, and can't recover correct system time (Real Time Clock, RTC).
In other words, in case cmos data is lost, when starting shooting next time, the user just must reenter BIOS initialization system parameter.This is quite inconvenient for the user.
Therefore, the object of the present invention is to provide a kind of data backup/recovery system and method that is applied to data processing equipment, to address the above problem.
Summary of the invention
A purpose of the present invention is to provide a kind of data backup/recovery system and method, its with system data back-up to the system data security module.When system data made a mistake, data backup/recovery system once used set condition before automatically data being dateed back.
Another object of the present invention is to provide a kind of data backup/recovery system and method, its in the system data security module, be provided with a real-time clock (Real Time Clock, RTC).When system data made a mistake, data backup/recovery system can recover correct system time according to this real-time clock.
According to a specific embodiment, data backup/recovery system provided by the invention is used to backup and restore data in the data processing equipment, data processing equipment comprises Basic Input or Output System (BIOS) (Basic InputOutput System, BIOS) and system data security module (system data security module), Basic Input or Output System (BIOS) comprises internal memory, and data backup/recovery system comprises first processing unit, second processing unit, the 3rd processing unit, and manages unit, the 5th processing unit, the 6th processing unit and the 7th processing unit everywhere.
Wherein, one first processing unit is in order to a checksum of this internal memory of checking this Basic Input or Output System (BIOS) mistake whether; One second processing unit, whether in order to when this checksum mistake, checking has a Backup Data to be stored in this system data security module; One the 3rd processing unit when storing this Backup Data in order to be checked through when this system data security module, returns to this internal memory with this Backup Data; One manages the unit everywhere, in order to optionally changing the setting of this Basic Input or Output System (BIOS), and the setting of this Basic Input or Output System (BIOS) is stored in this internal memory; And one the 5th processing unit, in order to the data backup that will be stored in this internal memory to this system data security module.
Above-mentioned data backup/recovery system wherein preferably, also comprises one the 6th processing unit in order to reading second real-time clock of this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.This data backup/recovery system also comprises one the 7th processing unit, when it is used to this data processing equipment start, this timer that drives this system data security module picks up counting, and it is every through a schedule time, this data backup/recovery system promptly drives this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
In this embodiment, the present invention also provides a kind of data backup/restoration methods, and when data processing equipment was started shooting, whether the checksum (checksum) that first processing unit can be checked internal memory mistake; If checksum makes a mistake, whether then second processing unit can be checked has Backup Data to be stored in the system data security module; If there is Backup Data to be stored in the system data security module, the 3rd processing unit can recover Backup Data the internal memory in Basic Input or Output System (BIOS); Manages the unit everywhere then in order to optionally changing the setting of Basic Input or Output System (BIOS), and the setting of Basic Input or Output System (BIOS) is stored in internal memory; The 5th processing unit in order to the data backup that will be stored in internal memory to the system data security module.
Above-mentioned method is preferably wherein optionally changed the setting of Basic Input or Output System (BIOS), and the step that the setting of Basic Input or Output System (BIOS) is stored in internal memory is also comprised the following step: one second real-time clock that reads this system data security module; And this first real-time clock that upgrades this internal memory according to this second real-time clock.
This method also comprises the following step: when this data processing equipment start, this timer that drives this system data security module picks up counting; Every through a schedule time, drive this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module; And this first real-time clock that upgrades this internal memory according to this second real-time clock.
The present invention also provides data processing equipment, and this data processing equipment comprises: a Basic Input or Output System (BIOS) comprises an internal memory; One system data security module; One data backup/recovery system, this data backup/recovery system comprises: one first processing unit, in order to a checksum of checking this internal memory mistake whether; One second processing unit, whether in order to when this checksum mistake, checking has a Backup Data to be stored in this system data security module; One the 3rd processing unit in order to when this Backup Data of storage is arranged in this system data security module, recovers this Backup Data in this internal memory; One manages the unit everywhere, in order to optionally changing the setting of this Basic Input or Output System (BIOS), and the setting of this Basic Input or Output System (BIOS) is stored in this internal memory; And one the 5th processing unit, in order to the data backup that will be stored in this internal memory to this system data security module.
Above-mentioned data processing equipment, wherein preferably, this internal memory comprises one first real-time clock, and this system data security module comprises one second real-time clock.This data backup/recovery system also comprises one the 6th processing unit in order to reading this second real-time clock of this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.This system data security module comprises a timer.
When this data backup/recovery system also comprises one the 7th processing unit and is used to the start of this data processing equipment, this timer that drives this system data security module picks up counting, and it is every through a schedule time, this data backup/recovery system promptly drives this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
In addition, the battery that the system data security module includes real-time clock and supplies its power supply, according to this real-time clock, the real-time clock that the 6th processing unit can updating memory, just system time.
In this embodiment, the internal memory of Basic Input or Output System (BIOS) can be CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal Oxide Semiconductor, CMOS); The system data security module comprises non-volatility memorizer (non-volatile memory), as EEPROM (Electrically Erasable Programmable Read Only Memo) (Electrically Erasable Programmable Read-Only Memory, EEPROM), in order to store Backup Data.
Therefore, according to data backup/recovery system of the present invention and method, when the system data of the internal memory that is stored in Basic Input or Output System (BIOS) was lost, data processing equipment can return to the Backup Data in the system data security module internal memory of Basic Input or Output System (BIOS) automatically when starting shooting next time.In addition, data processing equipment also can be according to the real-time clock in the system data security module, the automatic recovery system time.
Description of drawings
Fig. 1 illustrates the functional block diagram according to the data processing equipment 1 of a specific embodiment of the present invention;
Fig. 2 illustrates the flow chart of steps according to the data backup/restoration methods of a specific embodiment of the present invention.
Wherein, description of reference numerals is as follows:
1: data processing equipment 10: Basic Input or Output System (BIOS)
100: 1000: the first real-time clocks of internal memory
12: 121: the first processing units of data backup/recovery system
123: the three processing units of 122: the second processing units
Everywhere manage 125: the five processing units in unit at 124: the
127: the seven processing units of 126: the six processing units
14: system data security module 140: non-volatility memorizer
Real-time clock 144 in 142: the second: battery
146: timer S10～S22, S30～S34: process step
Embodiment
Can be further understood by following detailed Description Of The Invention and appended accompanying drawing about the advantages and spirit of the present invention.
See also Fig. 1, Fig. 1 illustrates the functional block diagram of the data processing equipment 1 of one preferred embodiment according to the present invention.Data processing equipment 1 comprise Basic Input or Output System (BIOS) (Basic Input OutputSystem, BIOS) 10, data backup/recovery system 12 and system data security module (system datasecurity module) 14.Data processing equipment 1 can be personal computer or other electronic installation.The central processing unit (not shown) of data processing equipment 1 can pass through System Management Bus (System ManagementBus, SMBus), short tube pin counting (Low Pin Count, LPC) interface or other similar interface and 14 communications of system data security module.
Basic Input or Output System (BIOS) 10 comprises the internal memory 100 and first real-time clock 1000, wherein, internal memory 100 can be CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal OxideSemiconductor, CMOS) or other similar internal memory.
Data backup/recovery system 12 comprises first processing unit 121, second processing unit 122, the 3rd processing unit 123, and manages unit 124, the 5th processing unit 125, the 6th processing unit 126 and the 7th processing unit 127 everywhere.
System data security module 14 comprises non-volatility memorizer (non-volatile memory) 140, second real-time clock 142, battery (battery) 144 and timer (timer) 146.Non-volatility memorizer 140 can be EEPROM (Electrically Erasable Programmable Read Only Memo) (Electrically Erasable ProgrammableRead-Only Memory, EEPROM) or other similar storer.Battery 144 is in order to provide second real-time clock 142 required power supply.
In this embodiment, when data processing equipment 1 start, whether the checksum (checksum) that first processing unit 121 can be checked internal memories 100 mistake.If the sum total check code makes a mistake, whether second processing unit 122 can be checked has Backup Data to be stored in system data security module 14.If when in the system data security module 14 Backup Data of storage being arranged, the 3rd processing unit 123 can recover Backup Data in internal memory 100.Manages unit 124 everywhere can optionally change the setting of Basic Input or Output System (BIOS) 10 according to user's operation, and the setting of Basic Input or Output System (BIOS) 10 is stored in internal memory 100.The 5th processing unit 125 is in order to the data backup that will be stored in internal memory 100 non-volatility memorizer 140 to system data security module 14.
When practical application, the non-volatility memorizer 140 of system data security module 14 also can be in order to temperature, system temperature, rotation speed of the fan and/or other systematic parameter of the central processing unit (not shown) of storage data treating apparatus 1.
In sum, when the system data in being stored in internal memory 100 was lost, data backup/recovery system 12 of the present invention can return to internal memory 100 with the Backup Data in the system data security module 14 automatically, makes that the user does not need to reset again.In addition, change the setting of Basic Input or Output System (BIOS) 10 whenever the user after, data backup/recovery system 12 Backup Data in can automatic update system data security modules 14.Whereby, when system data made a mistake, data backup/recovery system 12 once used set condition before just automatically data being dateed back.
As shown in Figure 1, internal memory 100 comprises first real-time clock 1000, and system data security module 14 comprises second real-time clock 142.The 6th processing unit 126 of data backup/recovery system 12 is in order to second real-time clock 142 of reading system data security module 14, and according to first real-time clock 1000 of second real-time clock, 142 updating memory 100.In other words, when system data was lost, data backup/recovery system 12 can be according to second real-time clock 142 in the system data security module 14, automatic recovery system time.
In addition, system data security module 14 can comprise timer (timer) 146.In this embodiment, the 7th processing unit 127 of data backup/recovery system 12 drives timer 146 and picks up counting when data processing equipment 1 start.Every through a schedule time, data backup/recovery system 12 can drive second real-time clock 142 of Basic Input or Output System (BIOS)s 10 reading system data security modules 14, and according to first real-time clock 1000 of second real-time clock, 142 updating memory 100.Whereby, can further guarantee the degree of accuracy of the system time of data processing equipment 1.
See also Fig. 1 and Fig. 2, Fig. 2 illustrates the process flow diagram of the data backup/restoration methods of one preferred embodiment according to the present invention.Data backup/restoration methods of the present invention comprises the following step.
At first, after data processing equipment 1 start, execution in step S10, whether the checksum of checking internal memory 100 mistake, if, execution in step S12 then, if not, execution in step S16 then.
Whether in step S12, checking has Backup Data to be stored in the system data security module 14, if, execution in step S14 then, if not, execution in step S16 then.
In step S14, Backup Data is recovered in internal memory 100, and get back to step S10.
In step S16,, optionally change the setting of Basic Input or Output System (BIOS) 10 according to user's operation.If the user has the setting of change Basic Input or Output System (BIOS) 10, the setting of the Basic Input or Output System (BIOS) 10 after then will changing is stored in internal memory 100, and gets back to step S10.If the user does not have the setting of change Basic Input or Output System (BIOS) 10, then execution in step S18.
In step S18, second real-time clock 142 of reading system data security module 14.
Afterwards, execution in step S20 is according to first real-time clock 1000 of second real-time clock, 142 updating memory 100.
At last, execution in step S22 will be stored in the data backup of internal memory 100 to system data security module 14.
In addition, according to the above embodiments, data backup/restoration methods of the present invention can provide the function of first real-time clock 1000 in the correction of timing internal memory 100, and it comprises the following step.
Execution in step S30 when data processing equipment 1 start, drives timer 146 and picks up counting.Then, execution in step S32, every through a schedule time, second real-time clock 142 of driving Basic Input or Output System (BIOS) 10 reading system data security modules 14.At last, execution in step S34 is according to first real-time clock 1000 of second real-time clock, 142 updating memory 100.
Compared to prior art, according to data backup/recovery system of the present invention and method, when the system data of the internal memory that is stored in Basic Input or Output System (BIOS) is lost, data processing equipment can return to the Backup Data in the system data security module internal memory of Basic Input or Output System (BIOS) automatically when starting shooting next time.In addition, data processing equipment also can be according to the real-time clock in the system data security module, the automatic recovery system time.This is quite convenient for the user.
By the above detailed description of preferred embodiments, hope can be known description feature of the present invention and spirit more, and is not to come category of the present invention is limited with the above-mentioned preferred embodiment that is disclosed.On the contrary, its objective is that hope can contain in the category that is arranged in claim scope of the present invention of various changes and tool equality.Therefore, the category of claim scope of the present invention should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.
Claims (16)
1. data backup/recovery system, be used to backup and restore data in the data processing equipment, this data processing equipment also comprises the system data security module that a Basic Input or Output System (BIOS) and with the internal memory that comprises one first real-time clock comprises timer, and this data backup/recovery system comprises:
One first processing unit is in order to a checksum of this internal memory of checking this Basic Input or Output System (BIOS) mistake whether;
One second processing unit, whether in order to when this checksum mistake, checking has a Backup Data to be stored in this system data security module;
One the 3rd processing unit when storing this Backup Data in order to be checked through when this system data security module, returns to this internal memory with this Backup Data;
One manages the unit everywhere, in order to optionally changing the setting of this Basic Input or Output System (BIOS), and the setting of this Basic Input or Output System (BIOS) is stored in this internal memory; And
One the 5th processing unit, in order to the data backup that will be stored in this internal memory to this system data security module.
2. data backup/recovery system as claimed in claim 1 wherein also comprises one the 6th processing unit in order to reading second real-time clock of this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
3. data backup/recovery system as claimed in claim 2, wherein also comprise one the 7th processing unit, when it is used to this data processing equipment start, this timer that drives this system data security module picks up counting, and it is every through a schedule time, this data backup/recovery system promptly drives this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
4. data backup/restoration methods, be used to backup and restore data in the data processing equipment, this data processing equipment comprises one and has the system data security module that a Basic Input or Output System (BIOS) and that comprises the internal memory of one first real-time clock comprises a timer, and this method comprises the following step:
A. check the checksum mistake whether of this internal memory of this Basic Input or Output System (BIOS), if, execution in step b then, if not, execution in step d then;
Whether b. check has a Backup Data to be stored in this system data security module, if, execution in step c then, if not, execution in step d then;
C. this Backup Data is recovered in this internal memory, and get back to step a;
D. optionally change the setting of this Basic Input or Output System (BIOS), and the setting of this Basic Input or Output System (BIOS) is stored in this internal memory; And
The data backup that e. will be stored in this internal memory is to this system data security module.
5. method as claimed in claim 4, wherein steps d also comprises the following step:
Read one second real-time clock of this system data security module; And
Upgrade this first real-time clock of this internal memory according to this second real-time clock.
6. method as claimed in claim 5 wherein also comprises the following step:
When this data processing equipment start, this timer that drives this system data security module picks up counting;
Every through a schedule time, drive this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module; And
Upgrade this first real-time clock of this internal memory according to this second real-time clock.
7. data processing equipment, this data processing equipment comprises:
One Basic Input or Output System (BIOS) comprises an internal memory;
One system data security module;
One data backup/recovery system, this data backup/recovery system comprises:
One first processing unit is in order to a checksum of checking this internal memory mistake whether;
One second processing unit, whether in order to when this checksum mistake, checking has a Backup Data to be stored in this system data security module;
One the 3rd processing unit in order to when this Backup Data of storage is arranged in this system data security module, recovers this Backup Data in this internal memory;
One manages the unit everywhere, in order to optionally changing the setting of this Basic Input or Output System (BIOS), and the setting of this Basic Input or Output System (BIOS) is stored in this internal memory; And
One the 5th processing unit, in order to the data backup that will be stored in this internal memory to this system data security module.
8. data processing equipment as claimed in claim 7, wherein this internal memory comprises one first real-time clock, and this system data security module comprises one second real-time clock.
9. data processing equipment as claimed in claim 8, wherein this data backup/recovery system also comprises one the 6th processing unit in order to reading this second real-time clock of this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
10. data processing equipment as claimed in claim 8, wherein this system data security module comprises a timer.
11. data processing equipment as claimed in claim 10, when wherein this data backup/recovery system also comprises one the 7th processing unit and is used to the start of this data processing equipment, this timer that drives this system data security module picks up counting, and it is every through a schedule time, this data backup/recovery system promptly drives this second real-time clock that this Basic Input or Output System (BIOS) reads this system data security module, and upgrades this first real-time clock of this internal memory according to this second real-time clock.
12. data processing equipment as claimed in claim 8, wherein this system data security module comprises a battery, and it is in order to provide this second real-time clock required power supply.
13. data processing equipment as claimed in claim 7 saves as a CMOS (Complementary Metal Oxide Semiconductor) in wherein being somebody's turn to do.
14. data processing equipment as claimed in claim 7, wherein this system data security module comprises a non-volatility memorizer, and it is in order to store this Backup Data.
15. data processing equipment as claimed in claim 14, wherein this non-volatility memorizer is an EEPROM (Electrically Erasable Programmable Read Only Memo).
16. data processing equipment as claimed in claim 7, wherein this system data security module is by a System Management Bus and/or short tube pin counting interface and central processing unit communication.
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| CNA2007101096228A CN101320342A (en) | 2007-06-07 | 2007-06-07 | Data backup/recovery system and method used for data processing device |
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| CNA2007101096228A CN101320342A (en) | 2007-06-07 | 2007-06-07 | Data backup/recovery system and method used for data processing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200934A (en) * | 2010-03-26 | 2011-09-28 | Lsi公司 | Method to establish high level of redundancy, fault tolerance and performance in a raid system without using parity and mirroring |
| CN105718330A (en) * | 2016-01-15 | 2016-06-29 | 浪潮(北京)电子信息产业有限公司 | Linux system backup data recovery method and device |
| CN106293992A (en) * | 2015-05-12 | 2017-01-04 | 南车株洲电力机车研究所有限公司 | The synchronous method of a kind of real-time clock time and electronic equipment |
| US9904543B2 (en) | 2015-10-26 | 2018-02-27 | Hewlett-Packard Development Company, L.P. | Setting a build indicator to enable or disable a feature |
| CN109144780A (en) * | 2018-08-06 | 2019-01-04 | 环胜电子(深圳)有限公司 | product data backup and reading system and method |
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2007
- 2007-06-07 CN CNA2007101096228A patent/CN101320342A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200934A (en) * | 2010-03-26 | 2011-09-28 | Lsi公司 | Method to establish high level of redundancy, fault tolerance and performance in a raid system without using parity and mirroring |
| CN102200934B (en) * | 2010-03-26 | 2014-12-17 | Lsi公司 | Method to establish high level of redundancy, fault tolerance and performance in a raid system without using parity and mirroring |
| CN106293992A (en) * | 2015-05-12 | 2017-01-04 | 南车株洲电力机车研究所有限公司 | The synchronous method of a kind of real-time clock time and electronic equipment |
| US9904543B2 (en) | 2015-10-26 | 2018-02-27 | Hewlett-Packard Development Company, L.P. | Setting a build indicator to enable or disable a feature |
| US10585665B2 (en) | 2015-10-26 | 2020-03-10 | Hewlett-Packard Development Company, L.P. | Setting a build indicator to enable or disable a feature |
| CN105718330A (en) * | 2016-01-15 | 2016-06-29 | 浪潮(北京)电子信息产业有限公司 | Linux system backup data recovery method and device |
| CN109144780A (en) * | 2018-08-06 | 2019-01-04 | 环胜电子(深圳)有限公司 | product data backup and reading system and method |
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