CN101030867A - System and method for refreshing and upgrading BIOS - Google Patents
System and method for refreshing and upgrading BIOS Download PDFInfo
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Abstract
The system comprises: a remote control server end and a terminal computer both comprising IPMI, BMC, and outband NIC. The IPMI of terminal computer comprises: a BIOS update controlling module used to read the fresh flag bit and to decide if the BIOS update file needs to be read and the BIOS needs to be updated. The terminal computer also comprises a update file storing module used to save the BIOS update file and to set the fresh flag bit as ' updating the BIOS'; the BIOS update controlling module deletes the flag bit after updating the BIOS. The remote control server end also comprises a BIOS file transmitting module used for transmitting the BIOS update file to the computer through network.
Description
Technical field
The present invention relates to computer realm, particularly relate to a kind of system and method for BIOS refreshing and upgrading.
Background technology
Computer is very universal at present, and because computer updates very fast, the research and development time is shorter relatively, hardware update is very frequent, therefore, in computed process, the situation that hardware or software can not be compatible appears inevitably, need update to original hardware or software.And if hardware that need to update or software and the system compatibility problem relevant with stability, majority and basic input output system (Basic Input Output System, BIOS) relevant, therefore in order to solve the problem that hardware and software updates, just must upgrade upgrading BIOS.
But at some large-scale distributed network system (DNS)s, in metropolitan area network, mostly server especially rack-mount server is to be distributed in the machine room of various places, and can not guarantee that each place can both have server administrators on duty, if in distributed network system (DNS), the problem of relevant BIOS upgrading occurs, how to become a problem that presses for solution in the industry at the long-range updating maintenance BIOS that carries out quickly and easily.
Existing refreshing about BIOS has many methods, and traditional BIOS method for refreshing is by entering into the dos operating system environment by the floppy disk guidance system in the floppy drive, realizing that by refresh tool and file BIOS refreshes.But, because at present the computer of big portion all no longer is equipped with floppy drive, carry out the method that BIOS refreshes by floppy drive and also can not get gradually using, and, utilize floppy drive to carry out the method that BIOS refreshes and also have a lot of inconvenient parts, upgrade to the scene etc. as needing the system manager.
In the China publication number CN1371051 application for a patent for invention, BIOS update method in a kind of computer system is disclosed, it refreshes code with BIOS and is embedded into the BIOS memory space, at the BIOS run duration, mode by External Hot Key triggers an interruption, carry out the BIOS refresh routine, obtain the BIOS transaction file by External memory equipment such as floppy drive and carry out the BIOS renewal.But it need carry out the storage of BIOS file by external equipment such as floppy drive.And these obviously do not satisfy the demand of remote reflash BIOS.
In the China publication number CN1598783A application for a patent for invention, the method for refreshing of a kind of network computer BIOS is disclosed, comprise: the server setting operation, file in the BIOS updating system in the server is arranged to wait to refresh corresponding document in the default value of parameter setting option of BIOS, so that the BIOS updating system moves automatically when starting; And the BIOS refresh flow, connect with the network computer start and with server, the BIOS updating system is downloaded to this machine of client from server, start and execution BIOS updating system, thereby refresh BIOS automatically.But, this method can not realize the distribution of BIOS file, can only be that the computer that is updated is when BIOS need upgrade, start the network connection and obtain BIOS renewal upgrade file from server, server can not initiatively send BIOS to it and upgrade upgrade file, simultaneously, this BIOS upgrades upgrade method and also inevitably has the existing situation about using of interrupting, in addition, owing to adopt the transmission means of TFTP, in having fire compartment wall or limited network, also be difficult to realize file transfer.
Summary of the invention
The object of the present invention is to provide a kind of system and method for BIOS refreshing and upgrading, it realizes the upgrading of renewal at any time of computer BIOS, and can not interrupt being updated the operation of the computer of upgrading.
Be a kind of BIOS refreshing and upgrading system that realizes that the object of the invention provides, comprise Long-distance Control server end and terminal computer, the Long-distance Control server end is connected by network with terminal computer, Long-distance Control server end and terminal computer all comprise IPMI, baseboard management controller, band outer network interface
In the IPMI of described terminal computer, comprise that also BIOS upgrades control module;
BIOS upgrades control module, is used for refreshing flag bit by reading to baseboard management controller, and determines whether to read the BIOS transaction file and carry out BIOS renewal upgrading from the upgrade file memory module according to the value of described flag bit;
Described terminal computer also comprises the upgrade file memory module, is used to store BIOS and upgrades upgrade file; And when the new BIOS of storage upgraded upgrade file, the flag bit that refreshes in the upgrade file memory module was set to need to upgrade the BIOS file, and upgraded control module by BIOS and upgrade at BIOS and described flag bit is removed after finishing;
The Long-distance Control server end also comprises the BIOS document transmission module, is used to obtain BIOS and upgrades upgrade file, and BIOS is upgraded upgrade file send to terminal computer by network.
The upgrade file memory module of described terminal computer can also comprise BIOS upgrade file deciphering module, be used for after the upgrade file memory module obtains new BIOS upgrade file, utilize enciphering and deciphering algorithm that described file is decrypted, just declassified document is stored then;
The BIOS document transmission module of described Long-distance Control server end can also comprise BIOS file encryption module, after being used for Long-distance Control server end acquisition BIOS renewal upgrade file, utilize enciphering and deciphering algorithm that described file is encrypted, the file after just will encrypting then sends the BIOS document transmission module to.
Described network can be Internet (Internet) or local area network (LAN) (Intranet).
Described upgrade file memory module can be the FLASH chip.
The present invention also provides a kind of BIOS refreshing and upgrading method, comprises the following steps:
Steps A) the Long-distance Control server end is connected by being with the outer network interface to set up network with terminal computer;
Step B) after the Long-distance Control server end obtained BIOS renewal upgrade file, the band outer network interface by the Long-distance Control server end sent in the terminal computer;
Step C) the band outer network interface of terminal computer receives BIOS transaction file data, and BIOS transaction file storage is arrived the upgrade file memory module, and the flag bit that refreshes in the upgrade file memory module is set to need to upgrade the BIOS file then.
Step D) when terminal computer starts, BIOS upgrades control module and reads the flag bit that refreshes in the upgrade file memory module by baseboard management controller, sends BIOS to and upgrades control module;
Step e) BIOS renewal control module judges that whether this flag bit is to need to upgrade the BIOS file, and whether decision upgrades the BIOS file according to judged result;
Step F) after BIOS upgraded the end of control module renewal upgrading BIOS, the flag bit that refreshes by in the baseboard management controller removing upgrade file memory module finished the BIOS refresh process.
Described step B) can also comprise the following steps:
Step B1) the Long-distance Control server end calls BIOS file encryption module and utilizes enciphering and deciphering algorithm with file encryption.
Described step C) can also comprise the following steps:
Step C1) the upgrade file memory module of terminal computer judges at first whether these BIOS transaction file data are encrypted file data;
Step C2) if encrypted file data is then called BIOS upgrade file deciphering module, utilize and the corresponding enciphering and deciphering algorithm of Long-distance Control server end, will just store the upgrade file memory module after the decrypt file data into; Otherwise, directly store the upgrade file memory module into.
Described step e) can comprise the following steps:
Step e 1) BIOS renewal control module judges that refreshing flag bit is true time, sends instruction to baseboard management controller, and baseboard management controller reads BIOS renewal upgrade file and upgrades control module to BIOS from the upgrade file memory module, refresh BIOS;
BIOS upgrades control module and judges that this refreshes flag bit is fictitious time, and illustrating does not have new BIOS transaction file, then continues normal start-up course.
Described enciphering and deciphering algorithm can be hash algorithm or Advanced Encryption Standardalgorithm.
The invention has the beneficial effects as follows: the present invention adopts the Technical Architecture of IPMI2.0, realize that with the baseboard management controller in the remote computer reliable data transmit, and obtain the BIOS file of renewal then by the BIOS module in inside by the https agreement in baseboard management controller.Thereby connectedness and fail safe in network have been guaranteed.In addition because the connection of the network of IPMI2.0 is (Out-Of-Band outside the band, OOB) connected mode, therefore as long as be updated the connection that computer keeps powering on (POWER), even if the state of shutdown also can be realized the transmission of BIOS file, thereby accomplish not interrupt being updated the renewal that computer application realizes BIOS.
Description of drawings
Fig. 1 is a BIOS refreshing and upgrading system configuration schematic diagram of the present invention;
Fig. 2 is a BIOS refreshing and upgrading method flow diagram of the present invention.
Embodiment
Further describe a kind of BIOS refreshing and upgrading system and method for the present invention below in conjunction with accompanying drawing 1 and accompanying drawing 2.
The present invention utilizes the outband management architecture standard IPMI2.0 of existing main flow to realize the renewal of terminal computer BIOS, its main need of work is set up the data link of baseboard management controller and BIOS, by carrying out corresponding instruction, realize that the outer BIOS of band upgrades upgrading reliably at BIOS.
IPMI (Intelligent Platform Management Interface, IPMI) core is a special chip/controller, also be called processor-server or baseboard management controller (Baseboard Management Controller, BMC).This controller generally is installed on system board or the blade.The IPMI firmware has constituted the basis of independent platform ADMINISTRATION SUBSYSTEM with BMC.During this subsystem work no matter the type of processor, BIOS or operating system or state how, can both provide manageability and monitoring function, even still can carry out recovery operation when system's remainder can not use.
All IPMI functions all send order to BMC and finish, and the instruction of stipulating in the IPMI standard is used in order.When the needs remote access system, the LAN of IPMI goes up serial (Serial over LAN, SOL) change local serial ports direction of transfer in the IPMI conversation procedure, thereby the remote access to urgent management service, supervisor console is provided, and BMC provides remote service by change the direction message that sends serial port on LAN.
(Out-Of-Band is a kind of mode of network management OOB) to outband management, and in the outband management pattern, the Network Management control information transmits at different logic channels with the bearer service information of user network.Outband management has: equipment emergency access passage; Central access control, grading authorized management; Operation log recording; Functions such as fault warning.It is applicable to the not situation when same physical location of system manager and information technoloy equipment, and such network environment comprises all telecom operators and bank and government, the enterprise network of branch are arranged.In case equipment fault can't solve (means such as telnet, pcanywhere) by network, the system manager can only arrive the scene and deal with problems.Such network can significantly improve network O﹠M efficient by Outband network management, effectively reduces O﹠M cost simultaneously.
As shown in Figure 1, BIOS refreshing and upgrading of the present invention system is based on the computer management system that meets IPMI2.0 that BMC is a core, utilizing this system to finish the outer BIOS of band upgrades, it comprises Long-distance Control server end 9 and terminal computer 1, and Long-distance Control server end 9 and terminal computer 1 are connected by network.Described Long-distance Control server end 9 and terminal computer 1 all comprise IPMI (IPMI) 2 and baseboard management controller (BMC) 4.
Long-distance Control server end 9 and terminal computer 1 all also comprise band outer network interface 5, be used for connecting by network, Long-distance Control server end 9 sends the BIOS transaction file by band outer network interface 5 to terminal computer 1, and terminal computer 1 is received from BIOS transaction file and the storage that Long-distance Control server 9 ends send.
In the IPMI (IPMI) 2 of terminal computer, comprise that also BIOS upgrades control module 3, be used for reading the IPMI instruction that refreshes flag bit 7 by sending to baseboard management controller (BMC) 4, baseboard management controller 4 reads and refreshes flag bit 7 in the upgrade file memory module 6, and determines whether to read the BIOS transaction file and carry out BIOS and upgrade upgrading from upgrade file memory module 6 according to the value of this flag bit;
Described terminal computer 1 also comprises upgrade file memory module 6, be used to store BIOS and upgrade upgrade file, when the new BIOS of storage upgrades upgrade file, the flag bit 7 that refreshes in the upgrade file memory module 6 is set to need to upgrade the BIOS file, and upgrades control module 3 by BIOS and after the BIOS renewal is finished, this flag bit is removed.
Described upgrade file memory module 6 also comprises BIOS upgrade file deciphering module 8, be used for after upgrade file memory module 6 obtains new BIOS upgrade file, utilize enciphering and deciphering algorithm (as the HASH algorithm) with as described in file be decrypted, just declassified document is stored then.
Long-distance Control server end 9 also comprises BIOS document transmission module 10, is used to obtain BIOS and upgrades upgrade file, and BIOS is upgraded upgrade file send to terminal computer 1 by network.
Described BIOS document transmission module 10 also comprises BIOS file encryption module 11, after being used for Long-distance Control server end 9 acquisition BIOS renewal upgrade files, utilize enciphering and deciphering algorithm that described file is encrypted, the file after just will encrypting then sends BIOS document transmission module 10 to.
At first, Long-distance Control server end 9 is connected by being with outer network interface 5 to set up network with terminal computer 1.
Long-distance Control server end 9 can be connected to terminal computer 1 by Internet (Internet) or local area network (LAN) (Intranet).Band outer network interface 5 in the terminal computer 1 receives the BIOS upgrading transaction file from Long-distance Control server 9.
Then, after Long-distance Control server end 9 obtains BIOS renewal upgrade file, BIOS file encryption module 11 in the BIOS document transmission module 10 utilizes enciphering and deciphering algorithm with file encryption, and the band outer network interface 5 by Long-distance Control server end 9 sends in the terminal computer 1.
Preferably, described enciphering and deciphering algorithm is Hash (HASH) algorithm and Advanced Encryption Standard (AES) algorithm, can help to realize safe remote operation like this.
Long-distance Control server end 9 upgrades upgrade file by network with BIOS by IPMI network link order and is transferred to long-range terminal computer 1.
In the IPMI command set, having a command set is OEM command, be used for the order that OEM vendor is provided with for the function based on IPMI exploitation oneself, the IPMI network link order of embodiment of the invention definition, the instruction name is called: Oem_BIOS_File_upload_request (IP_source, IP_target, update_flag), and corresponding the corresponding command is among the fw of the baseboard management controller 4 of remote server: Oem_BIOS_File_upload_response (IP_source, IP_target), expression is accepted transfer files and is flushed in the flash chip of expansion, and return value is 0 or 1, shows success or failure
The band outer network interface 5 of terminal computer 1 receives BIOS transaction file data, and baseboard management controller 4 execution commands arrive upgrade file memory module 6 with BIOS transaction file storage.
When terminal computer 1 receives BIOS transaction file data and stores upgrade file memory module 6 into, upgrade file memory module 6 judges at first whether these BIOS transaction file data are encrypted file data, if then call BIOS upgrade file deciphering module 8 into, upgrade file memory module 6 will be stored just after the decrypt file data.
Preferably, upgrade file memory module 6 is the FLASH chip.
After upgrade file memory module 6 receives new BIOS renewal upgrade file, the flag bit 7 that refreshes in the upgrade file memory module 6 is masked as very, as YES or 1, need to upgrade BIOS in order to sign.
When terminal computer 1 starts, in pretrigger (Pre-boot) stage, BIOS renewal control module 3 is sent IPMI to baseboard management controller 4 and is read the sign instruction, this instruction is in the update module embedding IPMI of BIOS OEM order, command format is: OEM_update_flag_request (), instruction is transferred in the task queue in the baseboard management controller 4 by lpc bus, wait-for-response.Baseboard management controller 4 reads and refreshes flag bit 7 in the upgrade file memory module 6, sends BIOS to and upgrades control module 3.
BIOS upgrades control module 3 and judges that this flag bit is a true time, send the instruction of IPMI reading of data to baseboard management controller 4, this instruction is the OEM_update_flag_request () in the baseboard management controller 4 Processing tasks formations, carry out OEM_update_flag_response () order, read among the flash update_flag flag bit and return to BIOS and upgrade control module 3.Baseboard management controller 4 reads BIOS and upgrades upgrade file to BIOS renewal control module 3 from upgrade file memory module 6, refresh BIOS.
After the control module 3 of upgrading BIOS refreshes the BIOS end, send IPMI sign clearance order to baseboard management controller 4, the form of this instruction is: OEM_update_flag_clear_request (), baseboard management controller 4 is accepted this order, carry out OEM_update_flag_clear_response () clearance order flag bit, and return execution result.Remove and to refresh flag bit 7 in the upgrade file memory module 6, finish the BIOS refresh process.
After refresh process finished, terminal computer 1 can continue normal startup (boot) process or restart.
As shown in Figure 2, further describe BIOS refreshing and upgrading method of the present invention below:
(1) Long-distance Control server end 9 is connected by being with outer network interface 5 to set up network with terminal computer 1.
The baseboard management controller 4 of Long-distance Control server end 9 and terminal computer 1 is by System Management Bus (System Management Bus, SMBUS) be connected to a band outer network interface (NIC) 5, can realize that by this network interface setting up the outer network of band with Long-distance Control server 9 connects.
Preferably, described network is Internet (Internet) or local area network (LAN) (Intranet).Connect by the HTTPS agreement between Long-distance Control server end 9 and the terminal computer 1, the band outer network interface 5 in the terminal computer 1 receives BIOS upgrading transaction file and the storage from Long-distance Control server 9.
Embed the webserver service in baseboard management controller 4, just can realize realizing that by the https agreement control desk connects the network of server, be not emphasis of the present invention herein.It all is the function of IPMI regulation and stipulation.
(2) after Long-distance Control server end 9 obtains BIOS renewal upgrade file, BIOS file encryption module 11 in the BIOS document transmission module 10 utilizes enciphering and deciphering algorithm with file encryption, band outer network interface 5 by Long-distance Control server end 9 sends in the terminal computer 1.
Long-distance Control server end 9 can as USB movable storage device, CD etc., obtain the renewal upgrade file of BIOS from Internet (Internet) or External memory equipment.
BIOS file encryption module 11 in the BIOS document transmission module 10 utilizes enciphering and deciphering algorithm that described document authentication is encrypted, and the band outer network interface 5 by Long-distance Control server end 9 sends in the terminal computer 1.
Preferably, described enciphering and deciphering algorithm is Hash (HASH) algorithm or Advanced Encryption Standard (AES) algorithm.
Hash algorithm (HASH) is also referred to as hash or eap-message digest or digital digest algorithm, exactly by unidirectional HASH function is applied to information, a blocks of data of random length is converted to data one section fixed length, irreversible, is called the HASH value of these data.Theoretically, any HASH algorithm produces collision (promptly two different data have identical HASH value) and is inevitable.The fail safe of HASH algorithm has two layers of meaning: the one, can not instead release former data by the HASH value; The 2nd, construct two different data with identical HASH value is infeasible on calculating, although exist in theory.MD5, SHA1 and SHA256 are considered to the HASH algorithm of comparison safety at present.
Advanced Encryption Standard (AES) algorithm is to be proposed by NIST in January, 1997, its objective is a kind of new encryption algorithm that can guarantee government information safety of exploitation.From 15 kinds of algorithms, select the Rijndael algorithm as AES coding standard algorithm through assessing in many ways at last.Aes algorithm is the iteration block cipher of symmetric cryptography.It is divided into bit-array to data block, and each Password Operations all is bit-oriented.The Rijndael algorithm is divided into four layers, and ground floor is 8 * 8 bit permutation (promptly import 8 bits, export 8 bits); Second and third layer is linear hybrid layer (the row displacement of array, row mix); The 4th layer is every bit XOR of sub-key and array.
The block length of AES is 128 bits, and key length is 128/192/256 bit, and corresponding to take turns several r be 10/12/14, and corresponding cipher key scheme is: in encrypted process, need r+1 sub-key, need to construct individual 32 bit words of 4 (r+1).When seed key was 128 and 192 bits, the process of individual 32 bit words of structure 4 (r+1) was the same.But when seed key was 256 bits, the process of individual 32 bit words of structure 4 (r+1) was different.
(3) baseboard management controller 4 of terminal computer 1 sends IPMI and receives instruction, band outer network interface 5 execution commands, receive BIOS transaction file data, judge whether to be encrypted file data, if then will after the encrypted file data deciphering BIOS transaction file storage be arrived upgrade file memory module 6, otherwise directly storage.Then the flag bit 7 that refreshes in the upgrade file memory module 6 is set to need to upgrade the BIOS file.
When Long-distance Control server end 9 sends data to the band outer network interface 5 of terminal computer 1, the baseboard management controller 4 of terminal computer 1 sends and receives IPMI reception instruction, this instruction is: Oem_BIOS_File_upload_response (IP_source, IP_target), expression is accepted transfer files and is flushed in the flash chip of expansion, return value is 0 or 1, show success or failure, band outer network interface is carried out this instruction, begin to receive BIOS transaction file data, and BIOS transaction file storage is arrived upgrade file memory module 6.
The band outer network interface 5 that Long-distance Control server end 9 sends data to terminal computer 1 is the content of IPMI2.0 standard, in the IPMI2.0 standard detailed regulation is arranged, here no longer describe in detail, network interface 5 itself is not handled these packets, give baseboard management controller 4 but directly send (bypass) to, finish the parsing of IPMI order by baseboard management controller 4.
When terminal computer 1 received BIOS transaction file data and stores upgrade file memory module 6 into, upgrade file memory module 6 judged at first whether these BIOS transaction file data are encrypted file data; If encrypted file data is then called BIOS upgrade file deciphering module 8, the BIOS file encryption module 11 corresponding enciphering and deciphering algorithms of utilization and Long-distance Control server end 9 will just store upgrade file memory module 6 into after the decrypt file data; Otherwise, directly store upgrade file memory module 6 into.
When BIOS transaction file DTD and after being stored in 6 end of upgrade file memory module, baseboard management controller 4 sends the IPMI sign and rewrites instruction, and the flag bit 7 that refreshes in the upgrade file memory module 6 is set to upgrade the BIOS file.
Usually, the IPMI sign is rewritten instruction the flag bit 7 that refreshes in the upgrade file memory module 6 is masked as very, as YES or 1, needs to upgrade BIOS in order to sign.
(4) when terminal computer 1 starts, in pretrigger (Pre-boot) stage, BIOS upgrades control module 3 and reads by baseboard management controller 4 and refresh flag bit 7 in the upgrade file memory module 6, sends BIOS to and upgrades control module 3.
In pretrigger (Pre-boot) stage, BIOS upgrades control module 3 and sends the IPMI instruction to baseboard management controller 4, and baseboard management controller 4 reads and refreshes flag bit 7 in the upgrade file memory module 6, sends BIOS to and upgrades control module 3.
(5) BIOS renewal control module 3 judges that whether refresh flag bit 7 is to need to upgrade the BIOS file, and whether decision upgrades the BIOS file according to judged result.
BIOS upgrades control module 3 and judges that refreshing flag bit 7 is true time, send IPMI reading of data instruction OEM_BIOS_file_load_request () to baseboard management controller 4, baseboard management controller 4 is resolved this order, and carries out the transmission that OEM_BIOS_file_load_response () finishes data.Baseboard management controller 4 reads BIOS and upgrades upgrade file to BIOS renewal control module 3 from upgrade file memory module 6, refresh BIOS.
BIOS upgrades control module 3 and judges that described flag bit 7 is a fictitious time, and illustrating does not have new BIOS transaction file, then continues normal (boot) process that starts.
(6) after BIOS renewal control module 3 refreshed the BIOS end, the flag bit that refreshes by in the baseboard management controller 4 removing upgrade file memory modules 6 finished the BIOS refresh process.
BIOS upgrades control module 3 and sends IPMI sign rewriting instruction by baseboard management controller 4, removes the flag bit that refreshes in the upgrade file memory module 6, finishes the BIOS refresh process.
After refresh process finished, terminal computer 1 can continue normal startup (boot) process or restart.
The present invention adopts the outer mode of band to realize the renewal of BIOS, under the situation of not interrupting existing application system, by the BIOS transaction file being sent in the erasable memory space in the place that is updated on the computer with outer mode, simultaneously on the computer that is updated, when each computer is restarted or is started shooting, flag bit is read in upgrade file memory module 6 in the capital, determines whether transaction file according to the judged result of flag bit.
Present embodiment is to make those of ordinary skills understand the present invention; and to detailed description that the present invention carried out; but can expect; in the scope that does not break away from claim of the present invention and contained, can also make other variation and modification, these variations and revising all in protection scope of the present invention.
Claims (11)
1. BIOS refreshing and upgrading system, comprise Long-distance Control server end (9) and terminal computer (1), Long-distance Control server end (9) is connected by network with terminal computer (1), Long-distance Control server end (9) and terminal computer (1) all comprise IPMI (2), baseboard management controller (4), band outer network interface (5) is characterized in that
In the IPMI of described terminal computer (2), comprise that also BIOS upgrades control module (3);
BIOS upgrades control module (3), is used for refreshing flag bit (7) by reading to baseboard management controller (4), and determines whether to read the BIOS transaction file and carry out BIOS renewal upgrading according to the value of described flag bit (7);
Described terminal computer (1) also comprises upgrade file memory module (6), is used to store BIOS and upgrades upgrade file; And when storing new BIOS renewal upgrade file, the flag bit (7) that refreshes in the upgrade file memory module (6) is set to need to upgrade the BIOS file, and upgrades control module (3) by BIOS and after the BIOS renewal is finished, described flag bit (7) is removed;
Long-distance Control server end (9) also comprises BIOS document transmission module (10), is used to obtain BIOS and upgrades upgrade file, and BIOS is upgraded upgrade file send to terminal computer (1) by network.
2. BIOS refreshing and upgrading according to claim 1 system, it is characterized in that, the upgrade file memory module (6) of described terminal computer also comprises BIOS upgrade file deciphering module (8), be used for after upgrade file memory module (6) obtains new BIOS upgrade file, utilize enciphering and deciphering algorithm that described file is decrypted, just declassified document is stored then;
The BIOS document transmission module (10) of described Long-distance Control server end also comprises BIOS file encryption module (11), after being used for Long-distance Control server end (9) acquisition BIOS renewal upgrade file, utilize enciphering and deciphering algorithm that described file is encrypted, the file after just will encrypting then sends BIOS document transmission module (10) to.
3. BIOS refreshing and upgrading according to claim 1 and 2 system is characterized in that described network is Internet or local area network (LAN).
4. BIOS refreshing and upgrading according to claim 1 and 2 system is characterized in that described upgrade file memory module (6) is the FLASH chip.
5. BIOS refreshing and upgrading according to claim 2 system is characterized in that described enciphering and deciphering algorithm is hash algorithm or Advanced Encryption Standardalgorithm.
6. a BIOS refreshing and upgrading method is characterized in that, comprises the following steps:
Steps A) Long-distance Control server end (9) is connected by being with outer network interface (5) to set up network with terminal computer (1);
Step B) after Long-distance Control server end (9) obtains BIOS renewal upgrade file,, sends in the terminal computer (1) by the band outer network interface (5) of Long-distance Control server end;
Step C) the band outer network interface (5) of terminal computer receives BIOS transaction file data, and with BIOS transaction file storage to upgrade file memory module (6), then the flag bit (7) that refreshes in the upgrade file memory module is set to need to upgrade the BIOS file.
7. BIOS refreshing and upgrading method according to claim 6 is characterized in that, also comprises the following steps:
Step D) when terminal computer (1) starts, BIOS upgrades control module (3) and reads by baseboard management controller (4) and refresh flag bit (7) in the upgrade file memory module, sends BIOS renewal control module (3) to;
Step e) BIOS renewal control module (3) judges that whether described flag bit (7) is to need to upgrade the BIOS file, and whether decision upgrades the BIOS file according to judged result;
Step F) after BIOS upgrades control module (3) and upgrades upgrading BIOS and finish, removes by baseboard management controller (4) and to refresh flag bit (7) in the upgrade file memory module, finish the BIOS refresh process.
8. BIOS refreshing and upgrading method according to claim 7 is characterized in that described step B) also comprise the following steps:
Step B1) Long-distance Control server end (9) calls BIOS file encryption module (11) and utilizes enciphering and deciphering algorithm with file encryption.
9. according to each described BIOS refreshing and upgrading method of claim 6 to 8, it is characterized in that described step C) also comprise the following steps:
Step C1) the upgrade file memory module (6) of terminal computer judges at first whether these BIOS transaction file data are encrypted file data;
Step C2) if encrypted file data is then called BIOS upgrade file deciphering module (8), utilize and the corresponding enciphering and deciphering algorithm of Long-distance Control server end (9), will just store upgrade file memory module (6) after the decrypt file data into; Otherwise, directly store upgrade file memory module (6) into.
10. BIOS method for refreshing according to claim 7 is characterized in that, described step e) comprise the following steps:
Step e 1) BIOS renewal control module (3) judges that refreshing flag bit (7) is true time, send instruction to baseboard management controller (4), baseboard management controller (4) reads BIOS and upgrades upgrade file to BIOS renewal control module (3) from upgrade file memory module (6), refresh BIOS;
BIOS upgrades control module (3) and judges that refreshing flag bit (7) is fictitious time, and illustrating does not have new BIOS transaction file, then continues normal start-up course.
11., it is characterized in that described enciphering and deciphering algorithm is hash algorithm or Advanced Encryption Standardalgorithm according to claim 6 or 7 described BIOS refreshing and upgrading methods.
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| CNB2006100580318A CN100561923C (en) | 2006-02-28 | 2006-02-28 | A kind of system and method for BIOS refreshing and upgrading |
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| CNB2006100580318A CN100561923C (en) | 2006-02-28 | 2006-02-28 | A kind of system and method for BIOS refreshing and upgrading |
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Cited By (40)
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| CN107861760A (en) * | 2017-11-24 | 2018-03-30 | 联想(北京)有限公司 | BIOS collocation method, terminal and server |
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| CN101138906B (en) * | 2007-10-10 | 2011-11-30 | 珠海天威技术开发有限公司 | Universal chip and communication data updating method |
| CN101751265B (en) * | 2008-11-28 | 2012-12-12 | 英业达股份有限公司 | Updating system of basic input/output system of server and method thereof |
| CN102081526A (en) * | 2009-11-30 | 2011-06-01 | 英业达股份有限公司 | Basic input/output system architecture |
| CN102081526B (en) * | 2009-11-30 | 2013-05-15 | 英业达股份有限公司 | Basic input/output system architecture |
| US8386764B2 (en) | 2010-01-18 | 2013-02-26 | Inventec Corporation | BIOS architecture |
| CN102339225A (en) * | 2010-07-20 | 2012-02-01 | 鸿富锦精密工业（深圳）有限公司 | BIOS (Basic Input/Output System) refreshing method |
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| CN103106083A (en) * | 2011-11-09 | 2013-05-15 | 北京市三希电子科技开发公司 | Loading method and loading device of firmware |
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| CN103324492A (en) * | 2012-03-20 | 2013-09-25 | 鸿富锦精密工业（深圳）有限公司 | Method for updating firmware of BIOS (basic input/output system) and electronic device |
| CN103577200A (en) * | 2012-07-19 | 2014-02-12 | 昆达电脑科技(昆山)有限公司 | Server updating method |
| CN102866927A (en) * | 2012-09-03 | 2013-01-09 | 曙光信息产业(北京)有限公司 | Method and device for collocating basic input/output system, and method for managing basic input/output system |
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| CN104346209A (en) * | 2013-08-07 | 2015-02-11 | 英业达科技有限公司 | Updating method of substrate management controller |
| CN103455350A (en) * | 2013-08-28 | 2013-12-18 | 浪潮电子信息产业股份有限公司 | Method for updating BIOS (Basic Input/Output System) |
| CN103488498A (en) * | 2013-09-03 | 2014-01-01 | 华为技术有限公司 | Computer booting method and computer |
| CN103475514A (en) * | 2013-09-03 | 2013-12-25 | 华为技术有限公司 | BMC-free node, trunking system and method for repairing and upgrading BIOS |
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| CN105389218A (en) * | 2015-10-12 | 2016-03-09 | 浪潮电子信息产业股份有限公司 | Methods of server cabinet for processing basic input output system (BIOS) information, and nodes |
| CN106055437A (en) * | 2016-05-23 | 2016-10-26 | 浪潮电子信息产业股份有限公司 | BIOS automatic upgrading and downgrading test method based on windows |
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| CN108170476A (en) * | 2018-01-26 | 2018-06-15 | 郑州云海信息技术有限公司 | A kind of method and system for recording server B ios release information |
| CN108228219B (en) * | 2018-02-28 | 2021-11-19 | 郑州云海信息技术有限公司 | Method and device for verifying BIOS validity during in-band refreshing of BIOS |
| CN108228219A (en) * | 2018-02-28 | 2018-06-29 | 郑州云海信息技术有限公司 | The method and device of BIOS legitimacies is verified when refreshing BIOS outside a kind of band |
| CN108897575A (en) * | 2018-06-11 | 2018-11-27 | 联想(北京)有限公司 | The configuration method and configuration system of electronic equipment |
| CN108874420B (en) * | 2018-06-12 | 2021-07-23 | 郑州云海信息技术有限公司 | Remote refreshing system and method for batch server FRUs |
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