CN101739261B - Switching system for basic input and output system and switching method thereof - Google Patents
Switching system for basic input and output system and switching method thereof Download PDFInfo
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- CN101739261B CN101739261B CN200810172437.8A CN200810172437A CN101739261B CN 101739261 B CN101739261 B CN 101739261B CN 200810172437 A CN200810172437 A CN 200810172437A CN 101739261 B CN101739261 B CN 101739261B
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Abstract
The invention relates to a switching system for a basic input and output system and a switching method thereof. The switching system for the basic input and output system is suitable for a computer system, and comprises an input module and a storage module, wherein the storage module also comprises a plurality of basic input and output systems, an option recording block and a start-up management block; the input module produces a switching signal according to the operation of a user; and the start-up management block changes a record of an execution option in the option recording block according to the production of the switching signal, wherein the execution option records identification information for one of the basic input and output systems; and the start-up management block performs the basic input and output system, which performs the option indication, at the start of the computer system. The system can directly select to perform one of different basic input and output systems after sending a switching command without using any additional hardware device, and can ensure that other basic input and output systems are used immediately when one of the basic input and output systems is damaged or requires conversion.
Description
Technical field
The present invention relates to a kind of switched system and changing method thereof of Basic Input or Output System (BIOS), particularly relate to switched system and the changing method thereof of multiple Basic Input or Output System (BIOS) in same storer.
Background technology
Basic Input or Output System (BIOS) extremely has importance for the computer system of majority, therefore for Basic Input or Output System (BIOS) setting and more new capital need careful test, confirm that Basic Input or Output System (BIOS) can normally be run, normally can be loaded into Basic Input or Output System (BIOS) after allowing computer system open, and then complete the program of startup.Especially before every computer product (as notebook computer) dispatches from the factory, more need test repeatedly and set Basic Input or Output System (BIOS), can normally play its function after production marketing.
But in the process of test or setting Basic Input or Output System (BIOS), make a mistake after renewal may be suffered from, and make Basic Input or Output System (BIOS) cannot the problem of normal running, related whole computer system cannot be run; Or be in test process, need to be loaded into the Basic Input or Output System (BIOS) with different set content and detect alternately.In these cases, the demand needing multiple Basic Input or Output System (BIOS) selective can all be produced.
In the middle of known technology, really the Basic Input or Output System (BIOS) in order to store for future use is had, and in computer systems, which, the practice of Basic Input or Output System (BIOS) is deposited respectively in different storage devices, one be main be loaded into Basic Input or Output System (BIOS), another is then Basic Input or Output System (BIOS) for subsequent use, when main Basic Input or Output System (BIOS) lost efficacy for some reason maybe cannot operate time, then change and read the Basic Input or Output System (BIOS) for subsequent use that leaves in another storage medium.
But leave the practice of different storing devices respectively in, relatively increase the acquisition cost of hardware device; In addition, for computer system product to be tested on production line, also, not necessarily when main Basic Input or Output System (BIOS) is damaged, the demand being switched to Basic Input or Output System (BIOS) for subsequent use is just had, the disappearance that known technological means still slightly cannot be applied in a flexible way in the utilization of practice.
Summary of the invention
Not enough for solving prior art, the object of this invention is to provide a kind of switched system and changing method thereof of Basic Input or Output System (BIOS), damage to reduce single Basic Input or Output System (BIOS) the cost produced, and reach can the effect of switching basic input/output system flexibly.
In order to achieve the above object, according to a kind of embodiment of the present invention, a kind of switched system of Basic Input or Output System (BIOS) is provided, is applicable in a computer system, comprise a memory module and produce a load module of a switching signal according to the operation of user.Memory module comprises multiple Basic Input or Output System (BIOS) (BIOS), an option record block and a start-up management block.Option record block comprises an execution option, in order to record one of them a identifying information of these Basic Input or Output System (BIOS)s, for computer system starting institute, namely according to the generation of switching signal whether start-up management block, change the record performing option, it is made to change into the identifying information of another Basic Input or Output System (BIOS) in these Basic Input or Output System (BIOS)s, and perform this Basic Input or Output System (BIOS) indicated by execution option when computer system starting, by this to complete the initiating task of computer system.
In order to achieve the above object, according to a kind of embodiment of the present invention, reoffer a kind of changing method of Basic Input or Output System (BIOS), comprise: provide multiple Basic Input or Output System (BIOS) in a memory module, and perform one of them a identifying information of these Basic Input or Output System (BIOS)s of option record with one and use for computer system starting; Then judge whether to produce the switching signal for switching basic input/output system, if generation switching signal, namely read when computer system starting and perform option, and change the identifying information being recorded as another Basic Input or Output System (BIOS) in these Basic Input or Output System (BIOS)s performing option, the last record reading execution option again, and perform this Basic Input or Output System (BIOS) indicated in this execution option.
According to switched system and the changing method thereof of a kind of Basic Input or Output System (BIOS) provided by the present invention, can after the order sending switching basic input/output system, directly select to perform one of them of different Basic Input or Output System (BIOS) in same memory module, not only do not need additional hardware device, also can guarantee when wherein one Basic Input or Output System (BIOS) damage or have conversion Basic Input or Output System (BIOS) demand time, other Basic Input or Output System (BIOS) can be used immediately to carry out power-on operation.
Accompanying drawing explanation
Fig. 1: the block scheme of the switched system embodiment of a kind of Basic Input or Output System (BIOS) provided by the present invention;
Fig. 2: the memory structure schematic diagram of the option record block embodiment of the switched system of a kind of Basic Input or Output System (BIOS) provided by the present invention; And
Fig. 3: the process flow diagram of the changing method embodiment of a kind of Basic Input or Output System (BIOS) provided by the present invention.
Primary clustering symbol description:
1 computer system
2 load modules
3 memory modules
30 start-up management block
32 option record blocks
322 perform option
324,324a, 324b position record block
34,34a, 34b Basic Input or Output System (BIOS)
S401 ~ S413 process step
Embodiment
The present invention records multiple Basic Input or Output System (BIOS) in same memory module, can immediately be switched according to its demand, to reach the effect being loaded into different Basic Input or Output System (BIOS) when start-up simulation machine system for user.In order to provide more detailed explanation and explanation, below cooperation block scheme, schematic diagram and process flow diagram are explained orally, more clearly and clearly to disclose technology used in the present invention and means.
Fig. 1 is the block scheme of the switched system embodiment of a kind of Basic Input or Output System (BIOS) provided by the present invention, and this embodiment is applicable in the middle of a computer system 1, comprises load module 2 and a memory module 3.Start-up management block 30, one option record block 32 and a multiple Basic Input or Output System (BIOS) 34 is comprised in the middle of memory module 3, in the present embodiment for two Basic Input or Output System (BIOS)s 34, be respectively Basic Input or Output System (BIOS) 34a and Basic Input or Output System (BIOS) 34b.In addition, please refer to Fig. 2, Fig. 2 is the memory structure schematic diagram of a kind of option record block 32 embodiment provided by the present invention, wherein also comprises an execution option 322 and multiple position record block 324.
Start-up management block 30 is positioned at the most initial recording address of memory module 3, therefore when computer system 1 starts, namely can first start to read from the most initial address and perform the instruction in start-up management block 30, described instruction comprises the record reading and perform in option 322, and performs Basic Input or Output System (BIOS) 34a and Basic Input or Output System (BIOS) 34b one of them according to its record.Perform the identifying information recording Basic Input or Output System (BIOS) 34 in option 322, can learn that according to the identifying information read in execution option 322 Basic Input or Output System (BIOS) 34 that will perform is whichever when computer system 1 starts.
Position record block 324 records the relative address (offset) that Basic Input or Output System (BIOS) 34 is arranged in memory module 3, such as, position record block 324a in the present embodiment records the relative address of Basic Input or Output System (BIOS) 34a, and position record block 324b records the relative address of Basic Input or Output System (BIOS) 34b.In the present embodiment, perform in option 322 Basic Input or Output System (BIOS) 34 identifying information recorded, be position record block 324a or 324b and be positioned at address in the middle of memory module 3.When start-up management block 30 reads execution option 322, can according to the address of position record block 324a or the address of position record block 324b performing record in option 322, go to position record block 324a or 324b one of them, read out the relative address of Basic Input or Output System (BIOS) 34a or Basic Input or Output System (BIOS) 34b in memory module 3, and then go to correct relative address to start to perform one of them Basic Input or Output System (BIOS) 34, continue the start-up routine of computer system 1.
Load module 2 produces a switching signal according to the operation of a user, such as user presses the shortcut (Hotkey) of mouse or keyboard, controlled the input signal of a generation high level by embedded controller (EC) or keyboard controller (KBC), and transmit this signal via universal input output (GPIO) pin.Start-up management block 30 judges whether the generation of switching signal when computer system 1 starts, when there being the existing of switching signal, start-up management block 30 is except reading the record in execution option 322, also the record performed in option 322 is switched, with the present embodiment, such as: the execution option 322 that start-up management block 30 reads have recorded the address of position record block 324a, and owing to judging that having user to operate produced switching signal exists, therefore the record performing option 322 also switches by start-up management block 30 further, write back after changing to the address of position record block 324b and perform option 322 and store, then the record of the execution option 322 after changing again is read, finally namely according to record, position is gone to record the address of block 324b, in the record block 324b of load position record about the relative address of Basic Input or Output System (BIOS) 34b in memory module 3, this relative address is gone to start to perform Basic Input or Output System (BIOS) 34b.
Certainly, if start-up management block 30 does not find switching signal when starting, namely direct according to performing the information originally recorded in option 322, perform this Basic Input or Output System (BIOS) 34 indicated by execution option 322, as the Basic Input or Output System (BIOS) 34a in the present embodiment.
In the middle of the present embodiment, the memory module 3 used is a flash memory, the serial type flash memory (SPI Flash) that capacity especially can be used day by day to increase, because its capacity expands gradually, multiple different Basic Input or Output System (BIOS) 34 is extremely suitable for be stored in wherein, when being used in the middle of computer system 1, neither need additionally to increase other memory storages and deposit Basic Input or Output System (BIOS) 34 respectively, the effect switching different Basic Input or Output System (BIOS) 34 according to the demand of user can be reached according to above-mentioned technological means again simultaneously, such as, when computer product being tested required switching, or the start of another Basic Input or Output System (BIOS) is can switch to when wherein a Basic Input or Output System (BIOS) is damaged, to maintain the normal running of computer system 1.
Fig. 3 is the process flow diagram of the changing method embodiment of a kind of Basic Input or Output System (BIOS) provided by the present invention, comprise the following steps: first, multiple Basic Input or Output System (BIOS) 34 is provided in a memory module 3, and perform option 322 with one and record one of them identifying information of multiple Basic Input or Output System (BIOS)s 34 of providing, when starting for this computer system 1 (S401) used; Then start-up simulation machine system 1 (S403), again when computer system 1 starts, judged whether to receive the switching signal (S405) in order to switching basic input/output system 34 by the start-up management block 30 performed at first in memory module 3, such as user operates a load module 2 and produced, the high level signal that transmitted by universal input output pin as the button of pressing mouse or keyboard.
If the switching signal of creating, then read one in an option record block 32 of memory module 3 and perform option 322 (S407), performing the identifying information that option 322 records one of them Basic Input or Output System (BIOS) 34, is whichever by the Basic Input or Output System (BIOS) 34 that will perform for identification; Next the record of read execution option 322 is switched to the identifying information of another Basic Input or Output System (BIOS) 34, and revised information is deposited in the capable option 322 of receipt (S409), for two Basic Input or Output System (BIOS)s 34, in embodiment as shown in Figure 1, the identifying information performing the Basic Input or Output System (BIOS) 34a recorded in option 322 is rewritten as the identifying information of Basic Input or Output System (BIOS) 34b; The person of connecing, again read the record (S411) performed in option 322, the record now performing option 322 is revised identifying information, and according to read identifying information, perform the Basic Input or Output System (BIOS) 34 (S413) indicated by this identifying information, with the present embodiment, namely read the identifying information of the Basic Input or Output System (BIOS) 34b recorded after switching, and perform Basic Input or Output System (BIOS) 34b.
Otherwise, if the judgement (S405) through start-up management block 30 finds the generation not having switching signal, represent that user there is no the demand of switching basic input/output system 34, then directly read the record (S411) performed in option 322, record according to originally institute, without the identifying information of switching, perform the Basic Input or Output System (BIOS) 34 (S413) indicated by this identifying information, such as, Basic Input or Output System (BIOS) 34a in the present embodiment.
Wherein, Basic Input or Output System (BIOS) 34 identifying information that execution option 322 records is the record address of block 324 in memory module 3, position, and position record block 324 records the relative address that Basic Input or Output System (BIOS) 34 is arranged in memory module 3, such as position record block 324a records the relative address of Basic Input or Output System (BIOS) 34a, the relative address of position record block 324b record Basic Input or Output System (BIOS) 34b.Therefore start-up management block 30 performs the address of a position record block 324 of record in option 322 according to instruction fetch, the relative address of Basic Input or Output System (BIOS) 34 in memory module 3 indicated corresponding to it is read in address again to record block 324 place, this position, finally goes to described relative address to read and performs Basic Input or Output System (BIOS) 34.
And in the present embodiment the memory module 3 that is suitable for can be the flash module comprising serial type flash memory, the kind feature expanded gradually with the capacity of current serial type flash memory, in the middle of the different memory areas block multiple Basic Input or Output System (BIOS) 34 being left simultaneously in same flash memory, can reach under the prerequisite not increasing memory cost, when providing several Basic Input or Output System (BIOS) 34 to start for computer system 1, and a Basic Input or Output System (BIOS) 34 cannot can obtain Basic Input or Output System (BIOS) 34 for subsequent use immediately during normal running wherein.
In the various embodiments described above, though be only described with the example that switches between two Basic Input or Output System (BIOS)s, but technological means of the present invention does not limit only can deposit two Basic Input or Output System (BIOS)s in same flash memory, also can according to the needs of computer system operation, store the Basic Input or Output System (BIOS) of more than three for switching, controlled by different load modules, such as send different switching signals with different key combination, in order to determine that the Basic Input or Output System (BIOS) that will switch is whichever, allow user can be loaded into required Basic Input or Output System (BIOS) project more neatly when computer system starting.
Comprehensively above-mentioned, the present invention has clearly stated and recorded multiple Basic Input or Output System (BIOS) in same memory module, and can reach and look user's demand and select the technological means needed for effect such as Basic Input or Output System (BIOS) when computer system starting, have under the prerequisite not increasing the cost additionally purchasing storage device, there is provided user to apply in a flexible way the start of different Basic Input or Output System (BIOS), and avoid the effect affecting computer system operation because the damage of single Basic Input or Output System (BIOS).
Aforementioned cited project is only applicable part illustrated components of the present invention, and be not used to limit the present invention the category that is suitable for, if any other spirit according to the invention and non-material change technological means of the present invention, all genus the present invention contain the scope of protection.
Claims (12)
1. a switched system for Basic Input or Output System (BIOS), is applicable in a computer system, immediately switching to be loaded into different Basic Input or Output System (BIOS), comprising for a user when starting described computer system:
One load module, produces a switching signal according to the operation of described user; And
One memory module, comprising:
Multiple Basic Input or Output System (BIOS);
One option record block, comprises an execution option, and one of them a identifying information of multiple Basic Input or Output System (BIOS) described in described execution option record, used for described computer system starting; And
One start-up management block, whether produce according to described switching signal, change the described identifying information being recorded as another Basic Input or Output System (BIOS) in described multiple Basic Input or Output System (BIOS) of described execution option, and perform the described Basic Input or Output System (BIOS) indicated by described execution option when described computer system starting;
Wherein, described option record block also comprises multiple position record block, record the relative address of described multiple Basic Input or Output System (BIOS) in described memory module respectively, described identifying information is the record address of block in described option record block, described multiple position;
Wherein, described multiple Basic Input or Output System (BIOS) leaves in the different storage zone of same described memory module simultaneously.
2. the switched system of Basic Input or Output System (BIOS) as claimed in claim 1, wherein, described start-up management block judges whether when described computer system starting to produce described switching signal, if described switching signal produces, then changes the record of described execution option.
3. the switched system of Basic Input or Output System (BIOS) as claimed in claim 1, wherein, described load module is a keyboard or a mouse.
4. the switched system of Basic Input or Output System (BIOS) as claimed in claim 1, wherein, described memory module is a flash memory.
5. the switched system of Basic Input or Output System (BIOS) as claimed in claim 4, wherein, described memory module is a serial type flash memory.
6. a changing method for Basic Input or Output System (BIOS), is applicable to a computer system, immediately switching to be loaded into different Basic Input or Output System (BIOS), comprising the following steps: for a user when starting described computer system
There is provided multiple Basic Input or Output System (BIOS) in a memory module, and perform one of them a identifying information of multiple Basic Input or Output System (BIOS) described in option record with one, used for described computer system starting;
Judge whether to produce the switching signal in order to switch described multiple Basic Input or Output System (BIOS);
If produce described switching signal, read described execution option when described computer system starting, and change the described identifying information being recorded as described multiple Basic Input or Output System (BIOS) wherein another Basic Input or Output System (BIOS) of described execution option; And
Read the record of described execution option, perform the described Basic Input or Output System (BIOS) indicated by described execution option;
Wherein, read described execution option, perform in the step of the described Basic Input or Output System (BIOS) indicated by described execution option, also comprise the following steps:
According to the described identifying information that described execution option records, read a position record block, described in the record block record of described position, perform the relative address of described Basic Input or Output System (BIOS) in described memory module indicated by option; And
Go to the relative address of described Basic Input or Output System (BIOS) to read and perform described Basic Input or Output System (BIOS);
Wherein, described multiple Basic Input or Output System (BIOS) leaves in the different storage zone of same described memory module simultaneously.
7. the changing method of Basic Input or Output System (BIOS) as claimed in claim 6, wherein, after judging whether to produce the step of described switching signal, also comprises the steps:
If do not produce described switching signal, go to and read described execution option, perform the step of the described Basic Input or Output System (BIOS) indicated by described execution option.
8. the changing method of Basic Input or Output System (BIOS) as claimed in claim 6, wherein, described switching signal operates a load module according to described user and produces.
9. the changing method of Basic Input or Output System (BIOS) as claimed in claim 8, wherein, described load module is a keyboard or a mouse.
10. the changing method of Basic Input or Output System (BIOS) as claimed in claim 6, wherein, whether described switching signal produces is judge when described computer system starting.
The changing method of 11. Basic Input or Output System (BIOS)s as claimed in claim 6, wherein, described memory module is a flash memory.
The changing method of 12. Basic Input or Output System (BIOS)s as claimed in claim 11, wherein, described memory module is a serial type flash memory.
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| CN200810172437.8A CN101739261B (en) | 2008-11-10 | 2008-11-10 | Switching system for basic input and output system and switching method thereof |
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| CN103530177A (en) * | 2013-08-14 | 2014-01-22 | 南通腾启电子商务有限公司 | Computer device provided with multiple BIOSs |
| TWI486877B (en) * | 2013-09-26 | 2015-06-01 | Wistron Corp | Method of firmware upgrade |
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| CN1452038A (en) * | 2002-04-17 | 2003-10-29 | 神基科技股份有限公司 | Computer apparatus |
| CN101017441A (en) * | 2007-02-27 | 2007-08-15 | 华为技术有限公司 | Electric device, start method of electric and update method of BIOS |
| CN101105755A (en) * | 2006-06-29 | 2008-01-16 | Lg电子株式会社 | Portable apparatus supporting multiple operating systems and supporting method therefor |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1452038A (en) * | 2002-04-17 | 2003-10-29 | 神基科技股份有限公司 | Computer apparatus |
| CN101105755A (en) * | 2006-06-29 | 2008-01-16 | Lg电子株式会社 | Portable apparatus supporting multiple operating systems and supporting method therefor |
| CN101017441A (en) * | 2007-02-27 | 2007-08-15 | 华为技术有限公司 | Electric device, start method of electric and update method of BIOS |
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