CN106484438A - Method for starting computer and system - Google Patents
Method for starting computer and system Download PDFInfo
- Publication number
- CN106484438A CN106484438A CN201611031695.5A CN201611031695A CN106484438A CN 106484438 A CN106484438 A CN 106484438A CN 201611031695 A CN201611031695 A CN 201611031695A CN 106484438 A CN106484438 A CN 106484438A
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- Prior art keywords
- computer
- shutdown
- south bridge
- bridge chip
- illegal
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Classifications
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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
Abstract
The present invention relates to a kind of method for starting computer and system, above computer starting-up method, comprise the steps：When power supply is to the main board power supply of computer, the South Bridge chip of control computer enters the open state of system bios program；The level signal at setting pin on the processor of computer is read, judges whether South Bridge chip receives push button signalling according to the level signal；Wherein, the push button signalling is sent after being pressed for opening computer button to the signal of processor；If South Bridge chip is not received by push button signalling, judge whether the last shutdown of computer system is illegal shutdown；If the last shutdown of computer system is not shut down for illegal, the computer is started by system bios program.The method for starting computer that the present invention is provided and system ensure that opening computer effect, and the participation wherein without the need for additional hardware logic circuit, the effective control start cost of corresponding computer.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of method for starting computer and system.
Background technology
With the high speed development of computer technology, (such as X86-based computer etc. is relatively to computer for the work of people and life
The computer for often using) degree of dependence more and more higher.Thus fluency of the computer in start process is to corresponding computer
Using effect there is material impact.
Under normal circumstances, above computer, especially with the X86-based computer of very high frequency, in powered on moment, defeated
RESET (replacement) signal demand for entering South Bridge chip is completely muting, if above-mentioned RESET signal is subject to from department of computer science
System or the interference of other devices, or there are the influence of noises such as level exception, then South Bridge chip can be due to receiving
RESET signal is interfered and cannot normally start corresponding computer, so as to affect the start effect of above computer.
Content of the invention
Based on this, it is necessary to affect the technical problem of computer booting effect for traditional scheme, provide a kind of computer
Starting-up method and system.
A kind of method for starting computer, comprises the steps：
When power supply is to the main board power supply of computer, the South Bridge chip of control computer enters the start of system bios program
State；
The level signal at setting pin on the processor of computer is read, South Bridge chip is judged according to the level signal
Whether push button signalling is received；Wherein, the push button signalling is sent to processor after being pressed for opening computer button
Signal；
If South Bridge chip is not received by push button signalling, judge whether the last shutdown of computer system is illegal closing
Machine；
If the last shutdown of computer system is not shut down for illegal, the calculating is started by system bios program
Machine.
A kind of computer booting system, including：
Module is entered, for when power supply is to the main board power supply of computer, the South Bridge chip of control computer enters system
The open state of bios program；
First judge module, for reading the level signal on the processor of computer at setting pin, according to the electricity
Ordinary mail number judges whether South Bridge chip receives push button signalling；Wherein, the push button signalling is pressed for opening computer button
Send to the signal of processor after lower；
Second judge module, if being not received by push button signalling for South Bridge chip, judges upper the one of computer system
Whether secondary shutdown is illegal shutdown；
Starting module, if not shutting down for illegal for the last shutdown of computer system, passes through system bios program
Start the computer.
Above computer starting-up method and system, can when power supply is to the main board power supply of computer, control computer
South Bridge chip is directly entered the open state of system bios program, and is carrying out whether South Bridge chip receives sentencing for push button signalling
Have no progeny, determine whether whether the last shutdown of computer system is illegal shutdown, however, it is determined that the last time of computer system
Shutdown is not shut down for illegal, i.e., last computer system normal shutdown, then start computer by system bios program, make
State computer smoothly to be started shooting, it is ensured that opening computer effect, and wherein without the need for additional hardware logic circuit
Participation, the effective control start cost of corresponding computer.
Description of the drawings
Fig. 1 is the method for starting computer flow chart of one embodiment；
Fig. 2 is the method for starting computer flow chart of a preferred embodiment；
Fig. 3 is the computer booting system structure diagram of one embodiment.
Specific embodiment
Method for starting computer below in conjunction with the accompanying drawings to the present invention and the specific embodiment of system are described in detail.
The method for starting computer flow chart of one embodiment is shown with reference to Fig. 1, Fig. 1, is comprised the steps：
S10, when power supply is to the main board power supply of computer, the South Bridge chip of control computer enters system bios program
Open state；
Connect power supply in the plug of computer, or when battery is loaded onto for computer, corresponding power supply is to the master of computer
Plate is powered, and traditional scheme needs user by pressing opening computer button, make power supply to the processor in computer and its
Its chip power supply, now voltage also less stable, corresponding RESET signal are easily interfered, and cause computer normal
Start.
When power supply is to the main board power supply of computer, the South Bridge chip of computer can be directly entered system to above-mentioned steps
The open state of bios program, without the need for the input of RESET signal, such that it is able to avoid corresponding RESET signal from being interfered impact
This technical problem of computer booting.
S20, reads the level signal set on the processor of computer at pin, judges south bridge according to the level signal
Whether chip receives push button signalling；Wherein, the push button signalling is sent to process after being pressed for opening computer button
The signal of device；
Above-mentioned set pin as on computer processor with starting key with respect to pin.Opening computer button quilt
After pressing, the above-mentioned level signal set at pin is as high level signal.Thus the level at above-mentioned setting pin can be believed
Number detected, if above-mentioned level signal is high level signal, can be determined that above-mentioned South Bridge chip receives push button signalling, if
Above-mentioned level signal is low level signal, then can be determined that above-mentioned South Bridge chip is not received by push button signalling.
S30, if South Bridge chip is not received by push button signalling, judges whether the last shutdown of computer system is non-
Method is shut down；
The shutdown of computer can include normal shutdown and illegal shutdown, and normal shutdown includes user by corresponding program
Set and computer is shut down, or to, after the program Close All that runs on computer, clicking on Computer display interface
Power-off button is shut down etc. to computer.Illegal shutdown include shutdown, computer that the unexpected dead electricity of computer causes certain or
Shutdown caused by shutdown that some unit failures of person cause or computer system Program operation exception etc..Above-mentioned meter
Calculation machine system can arrange shutdown flag position flag, when computer illegally shuts down, can set above-mentioned shutdown flag position flag
High level is set to, and allows computer motherboard or related system computer system be judged by above-mentioned shutdown flag position flag
Whether last time is illegal shutdown.
S40, if the last shutdown of computer system is not shut down for illegal, starts the meter by system bios program
Calculation machine.
Above-mentioned steps are closed as illegal shutdown, i.e. computer system are last in upper once shutdown not for judging computer system
After being normal shutdown, then the computer is started by system bios program, it is ensured that each in above computer start process
Configuration legitimacy, so as to ensure corresponding computer be smoothed out start, improve opening computer effect.
The method for starting computer that the present embodiment is provided, can control and calculate when power supply is to the main board power supply of computer
The South Bridge chip of machine is directly entered the open state of system bios program, and is carrying out whether South Bridge chip receives push button signalling
Judgement after, determine whether whether the last shutdown of computer system is illegal shutdown, however, it is determined that computer system upper
Once shut down not and shut down for illegal, i.e., last computer system normal shutdown, then computer is started by system bios program,
Above computer is allow smoothly to be started shooting, it is ensured that opening computer effect, and wherein without the need for additional hardware logic
The participation of circuit, the effective control start cost of corresponding computer.
In one embodiment, the level signal at pin is set on the processor of above-mentioned reading computer, according to described
Level signal can also include after judging the step of whether South Bridge chip receives push button signalling：
If South Bridge chip receives push button signalling, judge whether the last shutdown of computer system is illegal shutdown；
If the last shutdown of computer system is shut down for illegal, every configuration of computer is reset to acquiescence and is joined
Put, and in the open state for after completing to reset, returning the South Bridge chip entrance system bios program for executing control computer
Step.
The present embodiment receives push button signalling in South Bridge chip, i.e., after opening computer button is pressed, if detecting
The last illegal shutdown of computer system, shows that the configuration of computer is likely to occur confusion, now, in order to ensure smoothly start,
Need, to every configuration of computer is reset to default configuration (Global Reset), to configure the items of computer legal,
To ensure the trouble-free operation of follow-up boot program.
Used as one embodiment, whether the above-mentioned last shutdown for judging computer system is that the illegal process that shuts down is permissible
Including：
The shutdown flag position of computer system is read, judges whether the shutdown flag position is high level；
If whether the shutdown flag position is high level, judge that the last shutdown of computer system is shut down as illegal.
The present embodiment is read out to the shutdown flag position of computer system, and judges to calculate by above-mentioned shutdown flag position
Whether the last shutdown of machine system is illegal, it is ensured that the illegalities judging efficiency of the last shutdown of computer system, so as to carry
The start efficiency of high corresponding computer.
As one embodiment, can also wrap after process of the upper once shutdown of computer system as illegal shutdown is judged
Include：
Zero setting is carried out to the shutdown flag position.
The present embodiment is shut down as illegal in the upper once shutdown for judging computer system, and carries out the replacement of corresponding configuration
Afterwards, zero setting is carried out to above-mentioned shutdown flag position or above-mentioned shutdown flag position is set to low level, can avoid this time shutdown
Flag bit state is to the impact caused by subsequent calculations machine start process.
In one embodiment, if South Bridge chip receives push button signalling, judge the last shutdown of computer system
Can also include after the process for being whether illegal shutdown：
If last shutdown is not shut down for illegal, the computer is started by system bios program.
In the present embodiment, if the last shutdown of computer system is not shut down for illegal, be normal shutdown, computer each
Item configuration is not affected by interference, in legal level, now directly can start the computer by system bios program, in guarantor
On the basis of card computer is smoothly started shooting, opening computer efficiency can also be further ensured that.
In one embodiment, if South Bridge chip is not received by push button signalling, judge the last time of computer system
Can also include after the step of whether shutdown is illegally shutdown：
If the last shutdown of computer system is shut down for illegal, pass through system bios stop computer system,
And start the computer after South Bridge chip receives push button signalling.
The present embodiment is not received by push button signalling in South Bridge chip, and the last shutdown of computer system is closed for illegal
During machine, system bios stop computer system can be passed through, make above computer system carry out normal shutdown again, with
Ensure the legitimacy of every configuration in computer；Opened to computer input by opening computer button so as to user next time
Machine is instructed, i.e., after South Bridge chip receives push button signalling, start the computer by system bios program, by ensure above-mentioned in terms of
The smooth startup of calculation machine.
As one embodiment, the last time of computer system if South Bridge chip is not received by push button signalling, is judged
Can also include after the step of whether shutdown is illegally shutdown：
If the last shutdown of computer system is shut down for illegal, zero setting is carried out to the shutdown flag position.
The present embodiment is not received by push button signalling in South Bridge chip, and the last shutdown of computer system is closed for illegal
Machine, during by system bios stop computer system, carries out zero setting or by above-mentioned shutdown mark to above-mentioned shutdown flag position
Will position is set to low level, can avoid this shutdown flag position state to the impact caused by subsequent calculations machine start process.
In one embodiment, above-mentioned judge whether South Bridge chip receives the mistake of push button signalling according to the level signal
Journey can include：
Judge whether the level signal is high level signal；
If the level signal is high level signal, judge that South Bridge chip receives push button signalling.
The present embodiment judges by whether the height of level signal receives push button signalling to South Bridge chip, is ensureing
On the basis of corresponding judged result accuracy, corresponding judging efficiency can be improved.
In one embodiment, above-mentioned when power supply is to the main board power supply of computer, the South Bridge chip of control computer enters
Enter system bios program open state the step of before can also include：
The shutdown flag position of computer system is set, when computer illegally shuts down, the shutdown flag position is set as
High level.
The present embodiment arranges the shutdown flag position of computer system, when computer illegally shuts down, by the shutdown flag
Position is set as high level, when can improve the start of subsequent calculations machine, to this computer shutdown state (illegal or normal)
Judge efficiency.
The method for starting computer flow chart of a preferred embodiment is shown with reference to Fig. 2, Fig. 2, as shown in Fig. 2 above-mentioned
Method for starting computer can include：
A11, power supply is to the main board power supply of computer；
A12, the South Bridge chip of control computer enter Power on state (open state of system bios program)；
A13, judges whether South Bridge chip receives Power Button (push button signalling)；The step can first read calculating
On the processor of machine set pin at level signal, so as to according to above-mentioned level signal judge South Bridge chip whether receive by
Key signals；
A14, if South Bridge chip is not received by push button signalling, judges that whether the last shutdown of computer system is
Power loss (illegal shutdown)；
A15, to computer normal boot-strap；
A16, if South Bridge chip receives push button signalling, judges whether the last shutdown of computer system is Power
loss；If South Bridge chip receives push button signalling, and the last shutdown Power loss of computer system, then carry out Global
Every configuration of computer (is reset to default configuration) by Reset, and removes flag (carrying out zero setting to shutdown flag position), is returned
Step A12；If South Bridge chip receives push button signalling, and the last shutdown of computer system is not Power loss, then hold
Row step A15；
A17, if South Bridge chip is not received by push button signalling, and the last shutdown Power loss of computer system,
Flag is removed, and software is shut down (by system bios stop computer system), and push button signalling is received in South Bridge chip
Execution step A15 afterwards.
Above computer starting-up method is applied to the computer of the chip included under X86-based, saves hardware logic electricity
The design on road, it is possible to reduce BOM cost.For switching on power moment in computer, signal in interlock circuit on computer motherboard
When unstable, supply voltage is unstable or is disturbed by neighbouring circuit or equipment, cause the computer cannot normal boot-strap
Technical problem, after above computer starting-up method can avoid electricity on computers, power-on reset signal (RESET signal) is subject to upper
State interference and make the improperly-configured caused technical problem of South Bridge chip start, it is ensured that corresponding computer normal boot-strap, improve
Opening computer effect.
The computer booting system structure diagram of one embodiment is shown with reference to Fig. 3, Fig. 3, including：
Module 10 is entered, for when power supply is to the main board power supply of computer, the South Bridge chip of control computer enters system
The open state of system bios program；
First judge module 20, for reading the level signal on the processor of computer at setting pin, according to described
Level signal judges whether South Bridge chip receives push button signalling；Wherein, the push button signalling is opening computer button quilt
Send after pressing to the signal of processor；
Second judge module 30, if being not received by push button signalling for South Bridge chip, judges the upper of computer system
Whether once shut down is illegal shutdown；
Starting module 40, if not shutting down for illegal for the last shutdown of computer system, passes through system bios journey
Sequence starts the computer.
The method for starting computer that the computer booting system that the present invention is provided is provided with the present invention is corresponded, described
Enforcement of the technical characteristic and its advantage that the embodiment of method for starting computer is illustrated all suitable for computer booting system
In example, hereby give notice that.
Each technical characteristic of embodiment described above arbitrarily can be combined, for making description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore can not be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, can also make some deformation and improvement, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of method for starting computer, it is characterised in that comprise the steps：
When power supply is to the main board power supply of computer, the South Bridge chip of control computer enters the start shape of system bios program
State；
The level signal at setting pin on the processor of computer is read, whether South Bridge chip is judged according to the level signal
Receive push button signalling；Wherein, the push button signalling is sent after being pressed for opening computer button to the signal of processor；
If South Bridge chip is not received by push button signalling, judge whether the last shutdown of computer system is illegal shutdown；
If the last shutdown of computer system is not shut down for illegal, the computer is started by system bios program.
2. method for starting computer according to claim 1, it is characterised in that set on the processor of the reading computer
Determine the level signal at pin, judge also to wrap after the step of whether South Bridge chip receives push button signalling according to the level signal
Include：
If South Bridge chip receives push button signalling, judge whether the last shutdown of computer system is illegal shutdown；
If the last shutdown of computer system is shut down for illegal, every configuration of computer is reset to default configuration, and
The step of the open state of the South Bridge chip entrance system bios program for executing control computer after completing to reset, is returned.
3. method for starting computer according to claim 2, it is characterised in that the last time of the judgement computer system
Whether shutdown is that the illegal process that shuts down includes：
The shutdown flag position of computer system is read, judges whether the shutdown flag position is high level；
If whether the shutdown flag position is high level, judge that the last shutdown of computer system is shut down as illegal.
4. method for starting computer according to claim 3, it is characterised in that judging that the upper of computer system once close
Machine be illegal shutdown process after also include：
Zero setting is carried out to the shutdown flag position.
5. method for starting computer according to claim 2, it is characterised in that if the South Bridge chip receives button letter
Number, then judge computer system last shutdown be whether illegal shutdown process after also include：
If last shutdown is not shut down for illegal, the computer is started by system bios program.
6. method for starting computer according to claim 1, it is characterised in that if the South Bridge chip be not received by by
Key signals, then also include after judging the step of whether last shutdown of computer system is illegally shutdown：
If the last time shutdown of computer system is shut down for illegal, by system bios stop computer system, and
South Bridge chip starts the computer after receiving push button signalling.
7. method for starting computer according to claim 6, it is characterised in that if the South Bridge chip be not received by by
Key signals, then also include after judging the step of whether last shutdown of computer system is illegally shutdown：
If the last shutdown of computer system is shut down for illegal, zero setting is carried out to the shutdown flag position.
8. the method for starting computer according to any one of claim 1 to 7, it is characterised in that described according to the level
Signal judges whether South Bridge chip receives the process of push button signalling and include：
Judge whether the level signal is high level signal；
If the level signal is high level signal, judge that South Bridge chip receives push button signalling.
9. the method for starting computer according to any one of claim 1 to 7, it is characterised in that described in power supply to calculating
During the main board power supply of machine, the step of the South Bridge chip of control computer enters the open state of system bios program before also include：
The shutdown flag position of computer system is set, when computer illegally shuts down, the shutdown flag position is set as high electricity
Flat.
10. a kind of computer booting system, it is characterised in that include：
Module is entered, for when power supply is to the main board power supply of computer, the South Bridge chip of control computer enters system bios
The open state of program；
First judge module, for reading the level signal on the processor of computer at setting pin, believes according to the level
Number judge whether South Bridge chip receives push button signalling；Wherein, after the push button signalling is pressed for opening computer button
Send to the signal of processor；
Second judge module, if being not received by push button signalling for South Bridge chip, judges the last pass of computer system
Whether machine is illegal shutdown；
Starting module, if not shutting down for illegal for the last shutdown of computer system, is started by system bios program
The computer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016109068085 | 2016-10-18 | ||
| CN201610906808 | 2016-10-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106484438A true CN106484438A (en) | 2017-03-08 |
| CN106484438B CN106484438B (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611031695.5A Active CN106484438B (en) | 2016-10-18 | 2016-11-18 | Computer startup method and system |
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| CN114415811A (en) * | 2022-03-28 | 2022-04-29 | 成都前锋信息技术股份有限公司 | High-compatibility computer mainboard |
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| CN106484438B (en) | 2019-12-17 |
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