CN101741593B - Method for dynamically loading service boards and dynamic loading system - Google Patents
Method for dynamically loading service boards and dynamic loading system Download PDFInfo
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- CN101741593B CN101741593B CN200810176558XA CN200810176558A CN101741593B CN 101741593 B CN101741593 B CN 101741593B CN 200810176558X A CN200810176558X A CN 200810176558XA CN 200810176558 A CN200810176558 A CN 200810176558A CN 101741593 B CN101741593 B CN 101741593B
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Abstract
The embodiment of the invention discloses a method for dynamically loading service boards and a dynamic loading system, relates to the communication field and solves the problems of storage capacity waste of a main control board and great RAM pressure, and influence on operating services caused by reloading service board software and FPGA files in communication equipment adopting a centralized control scheme. The method comprises the following steps: when detecting that the service board is on-line, acquiring service software and a programmable logic file of the service board from a storage chip of the service board; loading the programmable logic file for the service board; and running the service software of the service board to complete the configuration of the service board. The method for dynamically loading the service boards and the dynamic loading system can be applied to constructing a centralized control scheme of communication equipment.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of method and dynamic loading system of dynamic load business board.
Background technology
Adopt the sub-frame of communication apparatus of centralized control scheme to constitute by master control borad and business board.As shown in Figure 1, master control borad 101 is used to accomplish business board, and business configuration, the business board of line traffic control, business board are alarmed functions such as collection up and down; Business board 102 is used to the business that provides dissimilar.Have CPU mini system 103 on the master control borad 101, this system comprises: and CPU104, flash memory 105 (FLASH), random-access memory 106 (random-access memory, RAM).Business board 102 comprises: CPLD 107 (Complex Programmable Logical Device, CPLD), field programmable gate array 108 (Field Programmable Gate Array, FPGA), business chip 109.Master control borad and business board carry out communication through LOCALBUS (local bus).
In this centralized control scheme, adopt centralized stores, promptly have only master control borad to have the FLASH chip, do not have storage system on the business board.Therefore, the FPGA file of business board and business software all need be stored among the FLASH of master control borad.In communication system, the business board quantity that the business board number of types that sub-frame is supported is inserted during actual motion on the book frame.In order to satisfy the demand of communication system upgrading service, not only need store the software and the FPGA file of current business board on the book frame on the master control borad, also to store the software and the FPGA file of the business board that all book framves can support.
In the centralized control scheme; Adopt binding hybrid method operation business software; What business board quantity what and the business board type of promptly no matter working on the sub-frame be, all will all be transported to decompress(ion) and operation in the internal memory to all softwares that are stored among the master control borad FLASH.
In the sub-frame based on the centralized control scheme of normal operation; Be that a business board carries out software upgrading if desired; Or add a new business board; All need new software be stored in the FLASH of master control borad, whole master control borad is carried out reset operation, all business boards in the antithetical phrase frame reinitialize and business configuration.
In the sub-frame of equipment of above-mentioned use centralized control scheme, the inventor finds to exist at least in the prior art following problem:
1, owing to adopt the centralized stores mode, the FLASH on the master control borad need store all the business software and the FPGA file of business board that should sub-frame support, so this FLASH needs very big capacity; But during actual the use, employed business software of the business board on the sub-frame and FPGA file only account for a part of storing among the master control borad FLASH, have caused the waste of memory capacity;
2, owing to adopt binding hybrid method operation business software, to all softwares among the master control borad FLASH all be transported to decompress(ion) and operation in the internal memory during operation, take a large amount of internal memories, increase RAM pressure;
3, owing to the renewal to a certain business board related software need realize through master control borad is carried out reset operation, other business of moving have been influenced;
4, business board of new insertion in the sub-frame; And the business software of this business board and FPGA file are not storages in the master control borad of sub-frame; Then need carry out software upgrading and carry out reset operation said master control borad; Influence other business, the plug and play of supporting business plate has not increased the difficulty of System Expansion; And escalation process needs the technical staff to participate in, and maintenance cost is high.
Summary of the invention
In the existing centralized control scheme system architecture,, increased system pressure, wasted a large amount of memory capacity and RAM resource owing to adopt centralized stores, the hybrid operation of Software Bundling; There is being new business board to add or during the business board software upgrading, needing the master control borad of antithetical phrase frame to carry out reset operation, the business of system is normally being exerted an influence, be unfavorable for System Expansion; And escalation process needs the technical staff to participate in, and maintenance cost is high.
In order to solve the problems referred to above that exist in the existing centralized control scheme system architecture, embodiments of the invention provide a kind of method of dynamic load business board.
A kind of method of dynamic load business board comprises:
If master control borad detects business board and reaches the standard grade, then from the storage chip of this business board, obtain the business software and the FPGA file of this business board;
For this business board loads said FPGA file;
The business software of this business board of master control borad operation is accomplished the configuration to this business board.
On the other hand, embodiments of the invention also provide a kind of master control borad.
A kind of master control borad comprises:
Whether the detection module of reaching the standard grade is used for detecting and has business board to reach the standard grade;
The file acquisition module is connected with the detection module of reaching the standard grade, and is used for after the detection module of reaching the standard grade detects business board and reaches the standard grade, visiting the storage chip of this business board, obtains the FPGA file and the business software of this business board;
The Loading Control module is connected with the file acquisition module, is used for the FPGA file that the operating file acquisition module obtains, and the control business board is accomplished the FPGA file load;
The business configuration control module is connected with the file acquisition module, is used for the business software that the operating file acquisition module obtains, and the control business board is accomplished business configuration.
A kind of dynamic loading system comprises:
Master control borad and business board;
Said master control borad and business board are accomplished the FPGA file load operation of master control borad to business board through data transmission bus transmission data through the programmable logic device load bus;
Said master control borad comprises:
Whether the detection module of reaching the standard grade is used for detecting and has business board to reach the standard grade;
The file acquisition module is connected with the detection module of reaching the standard grade, and is used for after the detection module of reaching the standard grade detects business board and reaches the standard grade, visiting the storage chip of this business board, obtains the FPGA file and the business software of this business board;
The Loading Control module is connected with the file acquisition module, is used for the FPGA file that the operating file acquisition module obtains, and the control business board is accomplished the FPGA file load;
The business configuration control module is connected with the file acquisition module, is used for the business software that the operating file acquisition module obtains, and the control business board is accomplished business configuration;
Said business board comprises:
Memory module is used to store the FPGA file and the business software of said business board;
Load-on module is used to accept master control borad control, is programmable logic chip loading programmable logical file;
The business configuration module is used to accept master control borad control, carries out business configuration;
Download module, when being used for the business board upgrading, new FPGA file and business software that business board is used by the master control borad download and upgrade.
The beneficial effect that embodiments of the invention bring is following:
1, adopts scatter storage technique; Configuration store chip on every business board; Be used to store the FPGA file and the business software of this business board; Need not store the corresponding document of all kinds business board that sub-frame supports in the storage chip of master control borad, reduce the storage pressure of master control borad storage chip;
2, owing to adopt scatter storage technique, only need to read corresponding FPGA file and business software and operation, need not move whole softwares, saved RAM from the business board that will load;
3, during the business board software upgrading; This business board is downloaded new FPGA file and business software; Master control borad only need read said new FPGA file and business software and operation, accomplishes the loading to this business board, does not influence the business that other business boards are moving;
4, because business board itself stores corresponding FPGA file and business software; New business board adds fashionable; Master control borad directly by reading FPGA file and business software on this business board, does not need master control borad is carried out reset operation, accomplishes System Expansion automatically; Do not need the technical staff to participate in, reduced maintenance cost.
Description of drawings
Fig. 1 is the structural representation of the sub-frame of communication apparatus of available technology adopting centralized control scheme;
The simple flow chart of the method for a kind of dynamic load business board that Fig. 2 provides for the embodiment of the invention;
The system architecture sketch map that a kind of master control borad that Fig. 3 provides for the embodiment of the invention and business board are connected through LOCAL BUS;
The system architecture sketch map that a kind of master control borad that Fig. 4 provides for the embodiment of the invention and business board are connected through the serial high-speed bus;
Fig. 5 is the detail flowchart of the method for dynamic load business board in the embodiment of the invention;
Fig. 6 is the structural representation of the master control borad that provides in the embodiment of the invention one;
Fig. 7 is the structural representation of the master control borad that provides in the embodiment of the invention two;
Fig. 8 is the structural representation of the business board that provides in the embodiment of the invention three;
Fig. 9 is the structural representation of the business board that provides in the embodiment of the invention four;
The structural representation of a kind of dynamic loading system that Figure 10 provides for embodiments of the invention;
The structural representation of a kind of dynamic loading system that Figure 11 provides for another embodiment of the present invention;
The structural representation of a kind of dynamic loading system that Figure 12 provides for another embodiment of the present invention.
Embodiment
Big in order to solve in the centralized control scheme system waste of master control borad memory capacity and RAM pressure; Need the artificial business that influences that the master control borad reset operation is brought to carry out, increase the problem of system maintenance cost when adding of new business plate or business board software upgrading, embodiments of the invention provide a kind of method of dynamic load business board.
A kind of method of dynamic load business board comprises:
As shown in Figure 2, if 201 detection business boards are reached the standard grade, then from the storage chip of this business board, obtain the business software and the FPGA file of this business board;
202, load said FPGA file for this business board;
203, move the business software of this business board, accomplish configuration this business board.
In the embodiments of the invention, adopt fpga chip, adopt the FLASH chip as storage chip as programmable logic chip; It will be apparent to those skilled in the art that, also can adopt other storage matter or programmable logic chips, as long as can reach the purpose of storage and logical circuit function.As, adopt CPLD (Complex Programmable Logic Device, complex programmable logic element) as programmable logic chip, adopt EPROM (Erasable Programmable ROM, erasable programmable ROM) as storage chip; In the communications field, similar embodiment is too many, specifies no longer one by one at this.
The method of the dynamic load business board that embodiments of the invention provide need not the FPGA file and the business software of storage service plate on the master control borad, but in the FLASH chip of oneself, stores oneself FPGA file and business software by business board; During loading, master control borad at first reads FPGA file and business software in the business board FLASH through high-speed bus; After reading completion, the FPGA that master control borad is accomplished business board through the FPGA loaded line loads, and makes the fpga chip of business board have corresponding logical circuit function; Master control borad moves the business software of said business board, accomplishes initialization and business configuration to business board through high-speed bus.
Embodiments of the invention provide two kinds of system architectures, and in these two kinds of frameworks, business board is connected with the serial high-speed bus through LOCAL BUS respectively with master control borad.Embodiment for a better understanding of the present invention introduces two kinds of system architectures in the embodiment of the invention at present.
At first the system architecture that connects through LOCAL BUS is introduced.
As shown in Figure 3, master control borad comprises through the system architecture that LOCAL BUS is connected with business board:
Master control borad 301; At least one business board 302; LOCAL BUS control signal wire 303; LOCAL BUS address signal line 304; LOCAL BUS data signal line 305; JTAG (Joint Test Action Group, joint test behavior tissue) bus 306.
Be equipped with FLASH chip 307 on the business board 302; Fpga chip 308; At least one business chip 309; Isolating device 310;
LOCAL BUS bus is a local bus, is the extension of CPU bus on chip, according to corresponding bus standard bus on chip is expanded, and increases control signals such as interruption controls, arbitration control; Expand for ease of system, all bus standards are all drawn the signal of local bus with the form of bus expansion slot, so as with the feature card interface; When card can not directly mate when being connected with bus expansion slot, the centre just needs CPLD/FPGA to do interface conversion;
Store business software, FPGA file and the plug and play information area of this business board in the said FLASH chip 307; The business software and the stored position information of FPGA file in the FLASH chip that have this business board in the said plug and play information area; The said plug and play information area can also be stored like other information such as business board board type and traffic type information, and the embodiment of the invention does not limit this;
Said isolating device 310 is used to open or close being connected of corresponding service plate and data/address bus, to eliminate moment plug business board to the ongoing professional influence that produces, improves system reliability;
Be equipped with CPU mini system 311 on the master control borad 301, comprise: CPU312; FLASH chip 313; Fpga chip 314; RAM315;
Store the business software and the FPGA file of this master control borad in the said FLASH chip 313;
LOCAL BUS control signal wire 303 is used to open or close the isolating device of pairing business board, and the Control work when accomplishing FLASH chip and fpga chip on the access service plate;
LOCAL BUS address signal line 304 is a shared bus, is used to realize the transmission of address between master control borad and the business board;
LOCAL BUS data signal line 305 is a shared bus, is used to realize the exchange of data between master control borad and the business board;
Below, the system architecture that connects through the serial high-speed bus is introduced.
As shown in Figure 4, master control borad comprises through the system architecture that the serial high-speed bus is connected with business board:
Master control borad 401; At least one business board 402; Serial high-speed bus 403; Jtag bus 404.
Be equipped with FLASH chip 405 on the business board 402; Fpga chip 406; At least one business chip 407; Interface modular converter 408;
Store business software, FPGA file and the plug and play information area of this business board in the said FLASH chip 405; The business software and stored position information, business board board type and the traffic type information of FPGA file in the FLASH chip that have this business board in the said plug and play information area;
Said interface modular converter 408 is used to accomplish the conversion of high-speed bus agreement and LOCAL BUS bus, makes the master control borad can be through the FLASH chip and the fpga chip of serial high-speed bus access service plate;
Be equipped with CPU mini system 409 on the master control borad 401, comprise: CPU410; FLASH chip 411; RAM 412; Fpga chip 413;
Store the business software and the FPGA file of this master control borad in the said FLASH chip 413;
Said serial high-speed bus 403 is used for the transfer of data between master control borad and the business board; It can be self-defining general line agreement; It also can be general high-speed bus; Those skilled in the art can expect other forms of said serial high-speed bus easily; As long as can reach the purpose of accomplishing transfer of data between master control borad and the business board, embodiments of the invention are enumerated this no longer one by one;
Said jtag bus 404 is used for FPGA on the loaded with traffic plate.
It is different that the implementing procedure of the method for a kind of dynamic load business board that provides because of the embodiment of the invention in two kinds of system architectures and principle do not have, and the difference of the connected mode form difference slightly that causes transfer of data just is so no longer separate explanation.
Below in conjunction with accompanying drawing, the method for this dynamic load business board is elaborated.
As shown in Figure 5,501, master control board starting;
In this step, start master control borad, equipment is started working.
502, having detected business board reaches the standard grade;
In this step, after business board powered on, master control borad detected business board.
503, obtain the business software and the FPGA file of this business board;
In this step, master control borad detects after business board reaches the standard grade, and at first visits the plug and play information area on the said master control borad FLASH, from the said plug and play information area, reads the memory address of FPGA file and business software; According to said memory address,, obtain the FPGA file and the business software of this business board through the FLASH chip of this business board of data transmission bus visit.
Said data transmission bus can be a LOCAL BUS bus; It also can be the serial high-speed bus; Bus can use standard agreement also can use self-defining bus protocol; Those skilled in the art know that obviously any connected mode that can satisfy transfer of data needs between master control borad and business board all can be applied to the embodiment of the invention, and the embodiment of the invention does not limit this.
504, load FPGA for this business board;
In this step, after master control borad obtains the FPGA file of this business board,, business board is carried out FPGA load, in the fpga chip of business board, make FPGA have corresponding logical circuit function the FPGA file load through FPGA loaded line (like jtag bus).
505, this business board is configured;
In this step, master control borad is through the dynamic load mode, and the business software of the business board that obtains in the operating procedure 503 carries out initialization and business configuration to said business board.
506, system normally moves.
A kind of method of dynamic load business board also comprises:
507, business board is downloaded new business software and FPGA file;
In this step,,, then the new business software and the FPGA file of said business board are downloaded through the master control borad of correspondence if a certain business board is carried out software and FPGA upgrading to the system that moves.
508, the old business software of unloading;
In this step,, and remove the old FPGA file on this business board fpga chip with the old business software dynamic offloading of the said business board that is moving on the master control borad;
This operation of FPGA file old on the said removing business board can realize through this business board being carried out the hard reset operation, also can realize through other modes, because in the communications field, similar embodiment is too many, so enumerate no longer one by one.
509, loading new FPGA file also is configured business board again;
In this step; Business board is downloaded the new business software and the FPGA file that get off in the master control borad read step 507; And move these files, and again this business board is loaded FPGA file and initialization, configuration service, accomplish upgrading to the software and the FPGA of this business board.
A kind of method of dynamic load business board also comprises:
510, detected the business board off-line;
In this step, business board outage off-line is arranged; Master control borad detects this business board off-line.
511, the business software of unloading offline business plate;
In this step, the software dynamic offloading of the said offline business plate that master control borad will move.
Embodiments of the invention also provide a kind of master control borad.
A kind of master control borad comprises:
As shown in Figure 6, the detection module 601 of reaching the standard grade, whether be used for detection has business board to reach the standard grade;
Business configuration control module 604 is connected with the file acquisition module, is used for the business software that the operating file acquisition module obtains, and the control business board is accomplished business configuration.
Further, a kind of master control borad also comprises:
As shown in Figure 7, upgrading module 605 is used for the business software and the FPGA file of business board are upgraded;
Unload module 606, after being used for business board and rolling off the production line, unloading operates in the business software of this business board on the master control borad.
Embodiments of the invention also provide a kind of business board.
A kind of business board comprises:
As shown in Figure 8, memory module 801 is used for the FPGA file and the business software of storage service plate;
Load-on module 802 is used to accept master control borad control, is programmable logic chip loading programmable logical file;
A kind of business board also comprises:
As shown in Figure 9, download module 804, when being used for the business board upgrading, new FPGA file and business software that business board is used by the master control borad download and upgrade;
Isolate decoding module 805, when being used between master control borad and the business board connecting, receive control signal, open or close communicating by letter of said business board and master control borad according to the content of said control signal from master control borad through LOCAL BUS bus;
Or
Interface modular converter 806 when being used between master control borad and the business board connecting through the serial high-speed bus, is accomplished the conversion of the inner LOCAL BUS of said serial high speed bus interface and said business board interface, to realize communicating by letter of master control borad and business board.
Embodiments of the invention also provide a kind of dynamic loading system.
A kind of dynamic loading system comprises: shown in figure 10, and master control borad 1001 and business board 1002;
Said master control borad and business board are accomplished the programmable logic chip load operation of master control borad to business board through data transmission bus 1003 transmission data through FPGA file load bus 1004;
Said master control borad 1001 is used for reading FPGA file and business software from business board 1002, and controls said business board loading programmable logical file, and the operation business software, and the control business board is accomplished business configuration;
Said business board 1002 is used for the FPGA file and the business software of storage service plate; Accept master control borad 1001 control, for programmable logic chip loading programmable logical file and carry out business configuration; And when needs upgrading FPGA file and business board software, download new FPGA file and business software from corresponding master control borad.
Particularly, shown in figure 11, master control borad 1101 can be connected through local bus 1103 with business board 1102; On business board 1102, be equipped with and isolate decoding module 1104; Said isolation decoding module 1104 when being used between master control borad and the business board connecting through local bus, receives the control signal from master control borad, opens or closes communicating by letter of said business board and master control borad according to the content of said control signal.
In addition, shown in figure 12, master control borad 1201 can be connected through high-speed bus 1203 with business board 1202; On business board 1202, be equipped with interface modular converter 1204; Said interface modular converter 1204 when being used between master control borad and the business board connecting through the serial high-speed bus, is accomplished the conversion of the inner LOCAL BUS of said serial high speed bus interface and said business board interface, to realize communicating by letter of master control borad and business board.
The method and the dynamic loading system of the dynamic load business board that the embodiment of the invention provides; Through add the FPGA file and the business software of this business board of FLASH chip-stored for business board; And targetedly business board is operated, realized the plug and play and the online upgrading of business board; When new business board adds fashionablely, master control borad reads FPGA file and the business software among this business board FLASH, and the FPGA that accomplishes this business board loads and business configuration; During staging business plate software, new FPGA file and business software are downloaded in the business board that needs upgrading, read these files and operation again, accomplish upgrading via master control borad; Business board rolls off the production line, the business software of this business board that rolls off the production line of master control borad dynamic offloading; Carry out because loading, configuration, upgrading, unloading all are directed against the business board that needs, can not have influence on the business procedure that other are moving, improved the stability of system, strengthened the System Expansion ability, reduced equipment cost and maintenance cost.
The method and the dynamic loading system of the dynamic load business board that the embodiment of the invention provides can be applied in the equipment framework of any employing centralized control scheme.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to accomplish through program; Described program can be stored in the computer-readable recording medium, like ROM/RAM, magnetic disc or CD etc.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by said protection range with claim.
Claims (7)
1. the method for a dynamic load business board is characterized in that, comprising:
If master control borad detects business board and reaches the standard grade, then from the storage chip of this business board, obtain the business software and the FPGA file of this business board;
For this business board loads said FPGA file;
The business software of this business board of master control borad operation is accomplished the configuration to this business board.
2. the method for dynamic load business board according to claim 1 is characterized in that, also comprises before the step of said business software that from the storage chip of this business board, obtains this business board and FPGA file:
The storage chip interpolation plug and play information area for business board; Have FPGA file and the memory address of business software in this business board storage chip in the said plug and play information area.
3. the method for dynamic load business board according to claim 1 and 2 is characterized in that, saidly from the storage chip of this business board, obtains the business software of this business board and the step of FPGA file comprises:
Read the FPGA file storage address in the plug and play information area of said business board storage chip;
According to the storage chip of said this business board of FPGA file storage accessed, obtain the FPGA file of this business board;
Read the business software memory address in the plug and play information area of said business board storage chip;
According to the storage chip of said this business board of business software memory address visit, obtain the business software of this business board.
4. the method for dynamic load business board according to claim 1 is characterized in that, also comprises:
When the business software of staging business plate and FPGA file, store in the storage chip that business board downloads to this business board with new FPGA file and business software;
The old software unloading of the said business board that master control borad will move on this master control borad;
Master control borad loads new FPGA file for this business board;
The new business software of this business board of master control borad operation is configured this business board again.
5. a master control borad is characterized in that, comprising:
Whether the detection module of reaching the standard grade is used for detecting and has business board to reach the standard grade;
The file acquisition module is connected with the detection module of reaching the standard grade, and is used for after the detection module of reaching the standard grade detects business board and reaches the standard grade, visiting the storage chip of this business board, obtains the FPGA file and the business software of this business board;
The Loading Control module is connected with the file acquisition module, is used for the FPGA file that the operating file acquisition module obtains, and the control business board is accomplished the FPGA file load;
The business configuration control module is connected with the file acquisition module, is used for the business software that the operating file acquisition module obtains, and the control business board is accomplished business configuration.
6. master control borad according to claim 5 is characterized in that, also comprises:
The upgrading module is used for the business software and the FPGA file of business board are upgraded;
Unload module, after being used for business board and rolling off the production line, unloading operates in the business software of this business board on the master control borad.
7. a dynamic loading system is characterized in that, comprises master control borad and business board; Said master control borad and business board are accomplished the FPGA file load operation of master control borad to business board through data transmission bus transmission data through the programmable logic device load bus;
Said master control borad comprises:
Whether the detection module of reaching the standard grade is used for detecting and has business board to reach the standard grade;
The file acquisition module is connected with the detection module of reaching the standard grade, and is used for after the detection module of reaching the standard grade detects business board and reaches the standard grade, visiting the storage chip of this business board, obtains the FPGA file and the business software of this business board;
The Loading Control module is connected with the file acquisition module, is used for the FPGA file that the operating file acquisition module obtains, and the control business board is accomplished the FPGA file load;
The business configuration control module is connected with the file acquisition module, is used for the business software that the operating file acquisition module obtains, and the control business board is accomplished business configuration;
Said business board comprises:
Memory module is used to store the FPGA file and the business software of said business board;
Load-on module is used to accept master control borad control, is programmable logic chip loading programmable logical file;
The business configuration module is used to accept master control borad control, carries out business configuration;
Download module, when being used for the business board upgrading, new FPGA file and business software that business board is used by the master control borad download and upgrade.
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| CN200810176558XA CN101741593B (en) | 2008-11-19 | 2008-11-19 | Method for dynamically loading service boards and dynamic loading system |
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| CN200810176558XA CN101741593B (en) | 2008-11-19 | 2008-11-19 | Method for dynamically loading service boards and dynamic loading system |
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| CN102609288B (en) * | 2012-02-14 | 2015-12-16 | 上海三一精机有限公司 | A kind of Program download based on FPGA/CPLD |
| CN103259733B (en) * | 2013-05-15 | 2016-12-28 | 杭州华三通信技术有限公司 | A kind of daughter card unit dynamic adaptation method and cable card board |
| CN105446770A (en) * | 2015-11-13 | 2016-03-30 | 邦彦技术股份有限公司 | Centralized storage method capable of saving memory chips and multi-functional module system |
| CN107544819B (en) * | 2016-06-29 | 2022-04-19 | 中兴通讯股份有限公司 | Service implementation method and device for programmable device and communication terminal |
| CN107632865B (en) * | 2017-10-24 | 2021-02-26 | 新华三技术有限公司 | FPGA configuration upgrading method and device |
| CN109542522A (en) * | 2018-11-02 | 2019-03-29 | 杭州迪普科技股份有限公司 | A kind of FPGA starting method and device |
| CN109710046B (en) * | 2018-12-12 | 2022-03-01 | 杭州迪普科技股份有限公司 | Frame type equipment service board power-on and power-off control system, method and device and main control board |
| CN110096291A (en) * | 2019-04-15 | 2019-08-06 | 新华三技术有限公司 | Power management chip upgrades circuit, method and the network equipment |
| CN114489826B (en) * | 2020-11-09 | 2024-06-04 | 哲库科技(上海)有限公司 | Chip operation method and device, storage medium and electronic equipment |
| CN113033134B (en) * | 2021-03-18 | 2021-10-22 | 杭州加速科技有限公司 | Trigger signal synchronization system between multi-service boards |
| CN113641606B (en) * | 2021-08-09 | 2024-04-19 | 国家计算机网络与信息安全管理中心 | Access method, device and equipment of service board and readable storage medium |
| CN117271413B (en) * | 2023-11-21 | 2024-02-02 | 成都电科星拓科技有限公司 | Circuit and method for supporting hot plug |
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| CN1882152A (en) * | 2005-06-13 | 2006-12-20 | 上海华为技术有限公司 | Data configuration method for access network device |
| CN1967481A (en) * | 2006-04-26 | 2007-05-23 | 华为技术有限公司 | Veneer software memory method and system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1882152A (en) * | 2005-06-13 | 2006-12-20 | 上海华为技术有限公司 | Data configuration method for access network device |
| CN1967481A (en) * | 2006-04-26 | 2007-05-23 | 华为技术有限公司 | Veneer software memory method and system |
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