CN100504778C - Open system and method for computer - Google Patents
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- CN100504778C CN100504778C CNB2006100668348A CN200610066834A CN100504778C CN 100504778 C CN100504778 C CN 100504778C CN B2006100668348 A CNB2006100668348 A CN B2006100668348A CN 200610066834 A CN200610066834 A CN 200610066834A CN 100504778 C CN100504778 C CN 100504778C
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Abstract
The present invention provides a computer turn-on system. It includes local computer, remote computer and communication link positioned between local computer and remote computer. It is characterized by that the described remote computer has a transmit unit, in the described transmit unit a starting program file capable of making the described local computer be come into normal working state is stored. The described local computer has a prestarting unit, after the local computer is powered on, said prestarting unit can initialize internal memory and initialize the described communication link so as to make local computer can download starting program file from remote computer interior. Correspondently, the invented computer turn-on method includes the following steps: powering on the local computer; initializing internal memory of local computer; creating communication link between local computer and remote computer; local computer can utilize the described communication link to download starting program file from remote computer and execute the described starting program file.
Description
Technical field
The present invention relates to a kind of computer system, relate in particular to a kind of computing machine open system and open method.
Background technology
In the computing machine open system, be used to basic input/output (BIOS) that computing machine can normally be used, be absolutely necessary.BIOS is the batch processing in the rom chip on the computer motherboard, for computing machine provides first degree, the most direct hardware controls.BIOS is mainly used in and deposits: self-diagnostic testing routine, System self-test load program, the I/O driver and the interrupt service routine of system's setting program and main I/O equipment.When starting shooting at every turn or restarting, BIOS can move to finish the unlatching of computing machine automatically.For example, after the computing machine energized, owing to have BIOS in the computing machine, so system can check inner each equipment, i.e. power-on self-test (POST) process, and finally guarantee the normal unlatching of computing machine.But,, then will cause can't opening of computing machine if the BIOS in the computing machine has damage.
To this, designed the more method that when start, detects, repairs BIOS in the prior art, to guarantee the normal startup of computing machine.
For example, United States Patent (USP) the 6th, 442 has disclosed a kind of method whether BIOS is damaged and repairs that detects for No. 623 when start.When the computer booting of this patent, calculate the detection total value (CheckSum) of local BIOS, suffered destruction if find local BIOS, detect whether the local computer current state is " original state ", if not, then be connected to downloaded BIOS, and repair; If then expression has downloaded to BIOS from server, can directly repair, and not need to download again.
And for example, Chinese publication discloses a kind of computer system starting method of novelty for No. 1363885.In this patent,, system's Basic Input or Output System (BIOS) (BIOS) sign indicating number also can finish general keyboard BIOS start-up routine even wrecking.This patent has been used the keyboard BIOS of computer system, if the deadlock phenomenon takes place in the process that micro unit upgrades CPU, then system will stay necessary record (setting some signs), and starts shooting again.Again Kai Ji computer system will can not carried out the renewal of micro unit again, and directly finish the BIOS start-up routine of general computer system.
For another example, United States Patent (USP) the 5th, 732, the BIOS that discloses a kind of expansion No. 268, this BIOS also possesses the function of communicating by letter with long-range diagnostic machine except the POST function that possesses traditional B IOS.During start, expanded BIOS is monitored local computer from the remote diagnosis machine local internal memory that downloads.The remote diagnosis machine can be diagnosed and repairs local computer, restarts local computer then.
Yet in the open method of these above computing machines, owing to have BIOS on the local computer, in case computing machine is lost, even be provided with various passwords, other people also may decode all passwords and obtain wherein data.In addition, when BIOS needs to safeguard (for example refreshing), because of wrong operation, fail and cause upgrading through regular meeting.For example: refresh and imperfect tense be forced to end, flush to wrong file, perhaps write with a brush dipped in Chinese ink in the process sudden power etc., all these situations all will cause BIOS upgrading failure, cause computing machine to start shooting.In addition, for a distributed network, thousands of computing machines are arranged at most in operation.If safeguard the BIOS of computing machine that is so many, that be dispersed in all parts of the world successively, need expend a lot of resources, often be difficult to realize.
For this reason, be badly in need of a kind of easy to maintenance, safe and reliable computing machine open system and open method.
Summary of the invention
Therefore, the invention provides a kind of easy to maintenance, safe and reliable computing machine open system and open method, safeguard inconvenient, the unsafe problem of computing machine to solve the BIOS that exists in the prior art
Computing machine open system provided by the invention, comprise: the communication link between local computer, remote computer, local computer and the described remote computer, described remote computer has transmitting element, and described transmitting element stores and makes described local computer enter the start-up routine file of normal operating conditions; Described local computer has the pretrigger unit, and this pretrigger unit initialization internal memory after local computer powers on, and the described communication link of initialization are so that described local computer can be downloaded described start-up routine file in described remote computer.
Preferably, described start-up routine file is a Basic Input or Output System (BIOS).
Preferably, described pretrigger unit is from the customization of chipset manufacturer, and it carries out initialization by the BIOS that calls network card chip to network interface card, sets up the communication link between local computer and the remote computer.
Described communication link is the link of wired connection, perhaps is the link of wireless connections.
Preferably, described local computer has the download request unit, and it sends the request of downloading the start-up routine file by communication link to remote computer.
Preferably, corresponding with described download request unit, described remote computer has the download authentication unit, is used to verify whether the download request of described local computer is correct, and verifies whether described local computer has the download authority.
Preferably, described local computer has the program verification unit, is used to verify the integrality of described start-up routine file.
Preferably, described local computer has program execution unit, is used to carry out described start-up routine file, and verifies the integrality of each module of start-up routine file in carrying out.
The present invention provides a kind of computing machine open method simultaneously, comprising:
1) powers on to local computer;
2) initialization local computer internal memory;
3) set up communication link between local computer and the remote computer;
4) local computer is downloaded the start-up routine file by described communication link from remote computer;
5) local computer is carried out described start-up routine file.
Preferably, in the said method, described start-up routine file is a Basic Input or Output System (BIOS).
Preferably, in described step 3), 4) between further comprising the steps of:
Local computer sends the request of downloading described start-up routine file to remote computer;
Whether remote computer checking described request is correct;
If the result then refuses the request of local computer for not, send the request of downloading described start-up routine file to remote computer by local computer again;
If the result is for being then selection and the corresponding start-up routine file of local computer.
Preferably, after the corresponding start-up routine file of described selection and local computer, further comprise: whether remote computer checking local computer has the authority of downloading described start-up routine file; If the result is for being that remote computer then sends described start-up routine file to local computer; If the result is that remote computer is not then refused to send described start-up routine file to local computer.
Preferably, in the described step 4), local computer is downloaded described start-up routine file from entry program.
Preferably, when described step 5) is carried out described start-up routine file, verify whether performed start-up routine file module is complete; If the result then continues to carry out the start-up routine file for being, enter operating system with the guiding local computer; If the result then stops to carry out for not.
Preferably, described start-up routine file enters the batch processing of normal operating conditions for the local computer that can make from the customization of chipset manufacturer.
Preferably, described communication link is the link of wireless connections, perhaps is the link of wired connection.
Preferably, described step 3) is by the Basic Input or Output System (BIOS) of calling network card chip described network interface card to be carried out initialization, thereby sets up communication link between described local computer and the described remote computer.
Whether preferably, described remote computer is to search for and the corresponding identification number of local computer by the start-up routine listed files of cum rights limit value, correct with the download request of checking local computer.
Compared with prior art, the present invention has the following advantages:
1, easy to maintenance
During the maintenance start-up program file, only need to replace corresponding start-up routine file on the remote computer, and do not need to safeguard one by one the start-up routine file of every computing machine.
2, safer
Owing to be not activated program file on the local computer, therefore broken away from remote computer, local computer can't be started shooting; Remote computer can also be refused the request of some unsafe downloaded start-up routine file, thereby has guaranteed the safety of local computer.
Description of drawings
Figure 1 shows that the synoptic diagram of computing machine open system of the present invention;
Figure 2 shows that the process flow diagram of computing machine open method of the present invention;
Figure 3 shows that the synoptic diagram of the download request of remote computer checking local computer;
Figure 4 shows that the process flow diagram of local computer execution BIOS.
Embodiment
The method that computing machine of the present invention is opened makes local computer download the unlatching that BIOS finishes local computer from remote computer by using the pretrigger unit.Open method of the present invention has improved the security performance of local computer, and it is convenient to make that simultaneously BIOS upgrades.
Figure 1 shows that computing machine open system of the present invention.As shown in Figure 1, comprising: local computer 1, N, remote computer 5 is formed at the communication link between described local computer and the described remote computation.Described communication link can be the wired connection mode, as Serial Port Line, netting twine etc.; It also can be the wireless connections mode, as infrared, wireless network etc. (in the present embodiment, communication link between local computer 1 and the remote computer 5 is the link 3 of wired connection, and the communication link between local computer N and the remote computer 5 is the link 4 of wireless connections.)。Described local computer N (N can represent arbitrary positive integer) is identical with the open system of local computer 1, therefore, is that example describes in detail with local computer 1 only in the present embodiment.
Described local computer has pretrigger unit 11, download request unit 12, receiving element 13, program verification unit 14, program execution unit 15.Described remote computer 5 has the authentication unit 51 of download, transmitting element 52.Store in the described transmitting element 52 and described local computer 1 corresponding basic input-output system BIOS.Download authentication unit 51 and have requests verification unit 511, Authority Verification unit 512.
Behind the communication link of setting up between local computer 1 and the remote computer 53, pretrigger unit 11 will be finished information to the initialization of internal memory and communication link 3 and send to download request unit 12, and download request unit 12 sends the request of downloading BIOS by communication link 3 to the download authentication unit 51 of remote computer 5.Whether the download request that 511 checking download request unit 12, requests verification unit send is correct, if correct, then starts Authority Verification unit 512, and whether checking local computer 1 has the authority of downloading BIOS; If incorrect, download request unit 12 needs to give again remote computer 5 to send the request of downloading BIOS.If Authority Verification unit 512 checking results show that local computer 1 has the authority of downloading BIOS, then send BIOS for local computer 1 by starting transmitting element 52; If the checking result shows that local computer 1 does not have the authority of downloading BIOS, 52 refusals of transmitting element send BIOS for local computer 1.
Behind the BIOS that receiving element 13 receives from transmitting element 52, the integrality of BIOS will be verified in program verification unit 14, if complete, then store the fixedly porch of receiving element 13 into, and carry out BIOS by program execution unit 15 and make local computer 1 enter normal operating conditions fully; If imperfect, then restart download request unit 12 and send the request of downloading BIOS to remote computer 5.Program execution unit 15 is in carrying out the process of BIOS, and the further integrality of each module of the performed BIOS of checking if program execution unit 15 authenticates to BIOS when having incomplete module, also will restart download request unit 12.
Wherein, BIOS also can be other any start-up routine file that can make local computer 1 enter normal operating conditions.
The start unit that does not need to store the start-up routine file in the computing machine open system of the present invention only needs the pretrigger unit to make local computer download the start-up routine file from remote computer and makes local computer enter normal operating conditions.Therefore, open system of the present invention has broken away from remote computer can't start shooting, and by the download authority of local computer is set in remote computer, guarantee the security performance of local computer.In addition, boot system of the present invention is easy to maintenance, and because of local computer does not need to store the start unit of start-up routine file, the start-up routine file of only safeguarding pretrigger unit and remote computer just can be safeguarded the open system of all local computers.
Figure 2 shows that the process flow diagram of computing machine open method of the present invention.As shown in Figure 2, open method of the present invention comprises: to local computer power on (S201); The internal memory of initialization local computer is so that described internal memory can accessed (S202); Set up the communication link (S203) between local computer and the remote computer; Local computer sends the request (S204) of downloading BIOS to remote computer; Correctly whether remote computer checking described request (S205); If the checking result then refuses the request of local computer for not, carry out step S204-S205 again; If the result is for being in checking, remote computer is then selected and the corresponding BIOS of local computer, and verifies whether local computer has download authority (S206); If the result is for being that remote computer then will send BIOS to local computer (S207); If the result is that remote computer does not then send BIOS to local computer (S208); Local computer receives and verifies described BIOS whether complete (S209); If the result is for being in checking, then carry out described BIOS, continue " power-on self-test " (POST), and finally enter operating system (S210), otherwise, then repeat the S204-S209 step.
Below with reference to Fig. 3, describe computer starting method of the present invention in detail.
At first, please refer to shown in Figure 3ly, in step S201, open the power supply of local computer 1 and power on for local computer 1.
In step S202, the CPU of local computer 1 execution pretrigger code carries out initialization to the internal memory of local computer 1, so that the total system internal memory can be accessed.Described pretrigger code is one group of program that obtains from chip manufacturer, and this program can be finished initialization internal memory and initialize communications link 3 at least.
In step S203, the BIOS that carries out pretrigger code call network card chip carries out initialization to network interface card, sets up the communication link 3 between local computer 1 and the remote computer 5.
In step S204, local computer 1 sends request by described communication link 3 to remote computer 5, and this request is the identification number IDx1 of described local computer 1.
In step S205, after remote computer 5 receives the identification number IDx1 of local calculating 1, will search and the corresponding identification number of local computer in BIOS tabulates 54 identity row 541, if in described BIOS tabulation 54, can search local 1 the identification number IDx1 that calculates, the download request that then shows local computer 1 is correct, then can carry out step S206; Otherwise, then get back to step S204, send download request to remote computer 1 again by local computer 1.
In step S206, select and the corresponding BIOS file of described local computer identification number IDx1 BIOS1 in the BIOS file row 542 of described BIOS tabulation 54 by remote computer 5, and judge according to the secure ID in the secure ID row 543 of each BIOS1 correspondence whether local computer 1 has the authority of downloading corresponding BIOS1.For example, the secure ID that is in the local computer 1 of unsafe condition (for example, losing) is N, and the secure ID of the computing machine that is in a safe condition is Y.If the secure ID of BIOS1 correspondence is N, show that then local computer 1 do not download the authority of BIOS1; Otherwise,, show that then local computer 1 has the authority of downloading BIOS1 if the secure ID of BIOS1 correspondence is Y.(as shown in Figure 3).
In step S207, if the secure ID of search BIOS1 correspondence is Y, remote computer 5 will send BIOS1 to local computer 1.
In step S208, if the secure ID of search BIOS1 correspondence is N, remote computer 5 will refuse to send BIOS1 to local computer 1.Like this, just guaranteed that also the local computer of losing can't download BIOS1, thereby avoided the stolen risk of computer data of losing, the security that has greatly improved local computer.
In step S209, local computer 1 will be verified the integrality of the BIOS1 that downloads to from remote computer, particularly, utilize the integrality of the whole BIOS1 file of method validation of " summation detects "; If imperfect, step S204-S208 again then; If complete, then carry out BIOS1.
In step S210, local computer 1 is carried out BIOS1 by the instruction of " redirect far away " since the entry program of an appointment, and in the BIOS1 implementation, before module of every operation, utilize the integrality of each module of method validation of " summation detects ".
Figure 4 shows that the process flow diagram of local computer execution BIOS.As shown in Figure 4, local computer execution BIOS may further comprise the steps:
BIOS enters entry program (S401) by one " redirect far away ";
Utilize the method for " summation detects " to begin to verify BIOS primary module whether complete (S402);
If, decompress(ion) BIOS primary module (S403) then;
Otherwise, then stop to carry out (S404);
After decompression BIOS primary module is finished, carry out the BIOS primary module by the mode of " redirect far away " once more, and call other modules, and utilize the integrality (S405) of other modules of method validation of " summation detects " according to carrying out needs;
The BIOS primary module is responsible for finishing all startup self-detections and is surveyed, and finally enters operating system (S406).
In computer starting method of the present invention, owing to do not have BIOS on the local computer, therefore broken away from remote computer, local computer can't be started shooting, thereby has guaranteed the safety of local computer.
The invention is not restricted to above-mentioned embodiment, for example described BIOS can be arbitrary start-up routine file that can make local computer enter normal operating conditions, for example, it can be the start-up routine file that contains the Basic Input or Output System (BIOS) partial function to the customization of chipset manufacturer, this start-up routine file and pretrigger code are finished all or part of function of a complete BIOS together jointly, even also can exceed the function of a complete BIOS.Only otherwise break away from spirit of the present invention, the general skill personage in any this area is under the situation without creative work, and any remodeling of being done according to the present invention does not all break away from protection scope of the present invention.
Claims (20)
1, a kind of computing machine open system, comprise: local computer, remote computer, communication link between local computer and the described remote computer, it is characterized in that: described remote computer has transmitting element, described transmitting element stores and makes described local computer enter the start-up routine file of normal operating conditions, described local computer has the pretrigger unit, this pretrigger unit initialization internal memory after described local computer powers on, and the described communication link of initialization, so that described local computer can be downloaded described start-up routine file in described remote computer.
2, open system as claimed in claim 1 is characterized in that: described start-up routine file is a Basic Input or Output System (BIOS).
3, open system as claimed in claim 2 is characterized in that: described pretrigger unit is from the customization of chipset manufacturer, and it carries out initialization by the BIOS that calls network card chip to network interface card, sets up the communication link between local computer and the remote computer.
4, open system as claimed in claim 3 is characterized in that: described communication link is the link of wired connection.
5, open system as claimed in claim 3 is characterized in that: described communication link is the link of wireless connections.
6, open system as claimed in claim 1 is characterized in that: described local computer has the download request unit, and it sends the request of downloading the start-up routine file by communication link to remote computer.
7, open system as claimed in claim 6 is characterized in that: described remote computer has the download authentication unit, is used to verify whether the download request of described local computer is correct, and verifies whether described local computer has the download authority.
8, open system as claimed in claim 1 is characterized in that: described local computer has the program verification unit, is used to verify the integrality of described start-up routine file.
9, as each described open system of claim 1 to 8, it is characterized in that: described local computer has program execution unit, is used to carry out described start-up routine file, and verifies the integrality of each module of start-up routine file in carrying out.
10, a kind of computing machine open method comprises:
1) powers on to local computer;
2) initialization local computer internal memory;
3) set up communication link between local computer and the remote computer;
4) local computer is downloaded the start-up routine file by described communication link from remote computer;
5) local computer is carried out described start-up routine file.
11, open method as claimed in claim 10 is characterized in that: described start-up routine file is a Basic Input or Output System (BIOS).
12, open method as claimed in claim 10 is characterized in that, in described step 3), 4) between further comprising the steps of:
Local computer sends the request of downloading described start-up routine file to remote computer;
Whether remote computer checking described request is correct;
If the result then refuses the request of local computer for not, send the request of downloading described start-up routine file to remote computer by local computer again;
If the result is for being then selection and the corresponding start-up routine file of local computer.
13, open method as claimed in claim 12, it is characterized in that: after the corresponding start-up routine file of described selection and local computer, further comprise: whether remote computer checking local computer has the authority of downloading described start-up routine file; If the result is for being that remote computer then sends described start-up routine file to local computer; If the result is that remote computer is not then refused to send described start-up routine file to local computer.
14, open method as claimed in claim 10 is characterized in that: in the described step 4), local computer is downloaded described start-up routine file from entry program.
15, open method as claimed in claim 10 is characterized in that: when described step 5) is carried out described start-up routine file, verify whether performed start-up routine file module is complete; If the result then continues to carry out the start-up routine file for being, enter operating system with the guiding local computer; If the result then stops to carry out for not.
16, open method as claimed in claim 10 is characterized in that: described start-up routine file enters the batch processing of normal operating conditions for the local computer that can make from the customization of chipset manufacturer.
17, open method as claimed in claim 10 is characterized in that: described communication link is the link of wireless connections.
18, open method as claimed in claim 10 is characterized in that: described communication link is the link of wired connection.
19, open method as claimed in claim 10, it is characterized in that: described step 3) is by the Basic Input or Output System (BIOS) of calling network card chip described network interface card to be carried out initialization, thereby sets up communication link between described local computer and the described remote computer.
20, open method as claimed in claim 12, whether it is characterized in that: described remote computer is to search for and the corresponding identification number of local computer by the start-up routine listed files of cum rights limit value, correct with the download request of checking local computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100668348A CN100504778C (en) | 2006-03-29 | 2006-03-29 | Open system and method for computer |
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| CNB2006100668348A CN100504778C (en) | 2006-03-29 | 2006-03-29 | Open system and method for computer |
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| CN100504778C true CN100504778C (en) | 2009-06-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101727546B (en) * | 2008-10-22 | 2012-05-30 | 纬创资通股份有限公司 | Method for enhancing information security and related device thereof |
| CN101807153B (en) * | 2009-02-18 | 2011-11-16 | 华为终端有限公司 | Method for initiating single board and single board device |
| CN102299935B (en) * | 2010-06-25 | 2015-11-25 | 纬创资通股份有限公司 | Promote method and the server unit of the server stability of Pre-boot Execution Environment |
| CN103309740B (en) * | 2013-06-05 | 2016-12-28 | 腾讯科技（深圳）有限公司 | Program starts method, device and equipment |
| CN104951319A (en) * | 2014-03-27 | 2015-09-30 | 鸿富锦精密电子(天津)有限公司 | Computer system |
| FR3029048B1 (en) * | 2014-11-26 | 2016-12-23 | Peugeot Citroen Automobiles Sa | METHOD OF COMMUNICATION BETWEEN A PRODUCTION TOOL AND A MOTOR VEHICLE |
| CN106648973A (en) * | 2016-11-18 | 2017-05-10 | 济南中维世纪科技有限公司 | NVR software partner repair method and system |
| CN106982210B (en) * | 2017-03-28 | 2021-01-15 | 联想(北京)有限公司 | Data downloading method and electronic equipment |
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| 无盘网络远程引导技术探讨. 张旭东.电子计算机与外部设备，第23卷第4期. 1999 |
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