CN109032993A - A kind of the PCIE board expansion card and its control method of eight road server of binode - Google Patents
A kind of the PCIE board expansion card and its control method of eight road server of binode Download PDFInfo
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- CN109032993A CN109032993A CN201810792950.0A CN201810792950A CN109032993A CN 109032993 A CN109032993 A CN 109032993A CN 201810792950 A CN201810792950 A CN 201810792950A CN 109032993 A CN109032993 A CN 109032993A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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Abstract
The invention discloses a kind of PCIE board expansion cards of eight road server of binode, comprising: main control unit instructs for realizing all software controls of expansion card；PCIE golden finger is connected and for patching in mainboard PCIE slot with main control unit；The onboard PCIE slot of two expansion cards is connected with main control unit respectively and is used to patch PCIE board；Two voltage management units are connected with main control unit and the onboard PCIE slot of two expansion cards respectively, for providing power supply for one in the onboard PCIE slot of two expansion cards；Storage unit is connected with main control unit and is used to store the configuration information of expansion card；And function button unit, it is connected with main control unit and for operating expansion card for operator.Expansion card of the invention is used not only for RAID card extension, and can be used in the extension of Expander card, meanwhile, which supports grafting RAID/Expander card simultaneously, further, which also supports extension and the PCIe card warm connection function of other PCIe cards.
Description
Technical field
The present invention relates to server board design fields, more specifically, particularly relating to a kind of eight road server of binode
PCIE board expansion card and its control method.
Background technique
With the development of technology with the continuous aggravation of calculating task, server design is via traditional single channel server rank
Section is stepped into the multipath server stage, and multipath server can not only provide the data-handling capacity of remote super single channel server, identical
Under computing capability, multipath server also has great advantage in terms of space structure, system power dissipation, management complexity.
In the server design stage, the topological structure of multipath server is relative complex, and single board has been unable to satisfy multichannel
The design requirement of server, therefore, multipath server generally use modularized design mode, are divided into whole system according to function
Different boards carries out independent design, and integrated assembling and setting after the completion of design can not only provide design flexibility, reduce board
Complexity, and later period board maintenance maintenance cost can be reduced.
However, above-mentioned modularized design mode still has the grafting problem of board, especially binodal point server
The grafting problem of RAID/Expander card, meanwhile, the board control mode of the prior art is simple, can not adapt to binode service
The particular arrangement demand of device.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention is to propose a kind of PCIE board extension of eight road server of binode
Card and its control method, are able to solve the grafting extension and control problem of the PCIE board of eight road server of binode.
Based on above-mentioned purpose, the one side of the embodiment of the present invention provides a kind of PCIE board of eight road server of binode
Expansion card, comprising:
Main control unit instructs for realizing all software controls of expansion card；
PCIE golden finger is connected and for patching in mainboard PCIE slot with main control unit；
The onboard PCIE slot of two expansion cards is connected with main control unit respectively and is used to patch PCIE board；
Two voltage management units are connected with one in main control unit and the onboard PCIE slot of two expansion cards respectively
It connects, for providing power supply for the onboard PCIE slot of two expansion cards；
Storage unit is connected with main control unit and is used to store the configuration information of expansion card；And
Function button unit is connected and for operating expansion card for operator with main control unit.
In some embodiments, software control instruction includes that RAID/Expander card identifies and power on control instruction, heat
Plug control instruction, indicator control instruction and control store instruction.
In some embodiments, PCIE golden finger provides power supply for expansion card and PCIE signal, I2C manage signal.
In some embodiments, PCIE board includes RAID card and Expander card.
In some embodiments, two voltage management units respectively include control chip and metal-oxide-semiconductor route.
In some embodiments, function button unit includes 4 tunnel independent keys, is respectively cut for realizing 4 tunnels/8 tunnels
The first key for changing, the second key enabled for realizing warm connection function and for realizing the third of warm connection function control
Key and the 4th key.
In some embodiments, expansion card further includes indicator unit, and indicator unit includes 4 tunnel independence indicator lights,
Respectively for realizing the first indicator light of 4 tunnels/8 tunnels instruction, for realizing the second indicator light of the enabled instruction of warm connection function
And third indicator light and the 4th indicator light for realizing warm connection function control instructions.
In some embodiments, main control unit is CPLD main control unit or FPGA main control unit.
In some embodiments, PCIE golden finger includes PCIE x16 golden finger and/or PCIE x8 golden finger, and two
The onboard PCIE slot of expansion card is PCIE x8 slot.
The another aspect of the embodiment of the present invention additionally provides a kind of method for controlling above-mentioned expansion card, comprising:
Step S201, main control unit judge whether expansion card needs to support PCIE warm connection function, if so, entering step
Otherwise S202 enters step S203；
Step S202, whether main control unit detection PCIE board in place and actuation of keys and will test result notice CPU, so
The control signal from CPU is received afterwards and according to the power-on and power-off timing of control signal control PCIE slot；
Step S203, main control unit judge that expansion card is work in four tunnel modes or works in eight tunnel modes, if work
Eight tunnel mode of Zuo, then enter step S204, if work then enters step S205 in four tunnel modes；
Step S204, two voltage management units of main control unit order are respectively that the onboard PCIE slot of two expansion cards supplies
Electricity；
Step S205, main control unit judge whether upper node is switched on, if booting, is associated with upper node first
PCIE slot power；If being not keyed up, S206 is entered step；
Step S206, main control unit judge board that associated with lower node the 2nd PCIE slot patches whether be
Otherwise Expander card enters step S208 if so, entering step S207；
Step S207, main control unit judge whether upper node is switched on, if booting, for the 2nd PCIE slot power；
Step S208, main control unit judge whether lower node is switched on, if booting, for the 2nd PCIE slot power.
The present invention has following advantageous effects: the PCIE plate of eight road server of binode provided in an embodiment of the present invention
Card expansion card and its control method are used not only for RAID card extension, and can be used in the extension of Expander card, meanwhile,
Support that grafting RAID/Expander card further also supports extension and the PCIe card hot plug function of other PCIe cards simultaneously
Can, and can adapt to the particular arrangement demand of binodal point server.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural representation according to the PCIE board expansion card of the eight road server of binode of one embodiment of the invention
Figure；
Fig. 2 is the method according to the PCIE board expansion card of the control eight road server of binode of one embodiment of the invention
Schematic flow chart；
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
The embodiment of the present invention is further described in attached drawing.
Based on above-mentioned purpose, the first aspect of the embodiment of the present invention proposes a kind of eight road server of binode
One embodiment of PCIE board expansion card.Shown in fig. 1 is the structural schematic diagram of the expansion card 100.
As shown in fig. 1, which may include: main control unit 101, PCIE golden finger 102 and 103, two expansions
It opens up snap-gauge and carries PCIE slot 104 and 105, two voltage management units (VR unit) 106, storage units 107, function button unit
108.Wherein, main control unit 101 instructs for realizing all software controls of expansion card 100.PCIE golden finger 102 and 103 can
To be connected with main control unit 101 and for patching in mainboard PCIE slot (not shown).Two onboard PCIE of expansion card are inserted
Slot 104 and 105 can be connected respectively with main control unit 101 and be used to patch PCIE board (not shown).Two voltage pipes
Reason unit 106 can be connected with one in main control unit 101 and the onboard PCIE slot 104 and 105 of two expansion cards respectively,
For providing power supply for the onboard PCIE slot 104 and 105 of two expansion cards.Storage unit 107 can be connected with main control unit 101
Connect and be used to store the configuration information of expansion card 100.Function button unit 108 can be connected with main control unit 101 and
For operating expansion card 100 for operator.
In a preferred embodiment, software control instruction may include the identification of RAID/Expander card and upper electric control
Instruction, hot plug control instruction, indicator control instruction and control store instruction etc..Wherein, RAID/Expander card identifies
And powering on the equipment that control instruction can recognize and judged the grafting of PCIE slot institute is RAID card or Expander card, and according to institute
Different The electric control ways is taken in grafting Card Type difference and 4 tunnels/8 tunnels configuration；Hot plug control instruction is used to insert as PCIE
When slot grafting hot plug PCIE device, hot plug power-on and power-off timing control is carried out.
In a preferred embodiment, PCIE golden finger 102 and 103 can provide power supply and PCIE letter for expansion card 100
Number, I2C management signal etc..The I2C signal extension from golden finger is coupled with two expansions for 2 tunnels by main control unit 101
It opens up snap-gauge and carries PCIE slot, prevent I2C address conflict.
In a preferred embodiment, PCIE board may include RAID card and Expander card.
In a preferred embodiment, two voltage management units 106 can respectively include VR control chip (TPS2363)
With metal-oxide-semiconductor route, 12V input voltage can be adjusted and be distributed by voltage management unit 106, then export 12V and 3.3V
Two voltages are to PCIE slot 104 and 105.
In a preferred embodiment, function button unit 108 may include 4 tunnel independent keys, respectively for realizing 4
First key of road/8 tunnels switching, the second key enabled for realizing warm connection function and for realizing warm connection function control
The third key and the 4th key of system.
In a preferred embodiment, expansion card 100 can also include indicator unit 109, and indicator unit 109 can be with
Including 4 tunnel independence indicator lights, respectively make for realizing the first indicator light of 4 tunnels/8 tunnels instruction, for realizing warm connection function
The second indicator light that can be indicated and third indicator light and the 4th indicator light for realizing warm connection function control instructions.These
Indicator light can be LED light or the light source of other any appropriate forms.
In a preferred embodiment, main control unit 101 can be CPLD main control unit or FPGA main control unit, Fig. 1
Embodiment be mainly based upon cost consideration using CPLD main control unit, those skilled in the art it will be appreciated that using
FPGA main control unit can obtain identical effect.
In a preferred embodiment, PCIE golden finger 102 and 103 may include standard PCIE x8 golden finger 102 and/
Or standard PCIE x16 golden finger 103, standard PCIE x8 golden finger 102 can be patched in any standard PCIE x8 slot, standard
PCIE x16 golden finger 103 can be patched in any standard PCIE x16 slot, PCIE x8 golden finger 102 and PCIE x16 gold hand
Refer to 103 in synchronization only one allow using, that is, patch in synchronization only one golden finger and inserted in mainboard PCIE
Slot.In addition, it should be noted that when using PCIE x8 golden finger 102, only PCIE slot 104 can patch RAID card or its
His PCIE x8 equipment, PCIE slot 105 can only grafting Expander card.The onboard PCIE slot 104 and 105 of two expansion cards can
Think the onboard standard PCIE x8 slot 104 and 105 of expansion card and can be used for patching RAID card, Expander card or other
PCIE x8 equipment.
In a preferred embodiment, storage unit 107 can be EEPROM memory cell, using AT24C128 chip and
Its related peripheral route.
In a preferred embodiment, main control unit 101 and voltage management unit 106, function button unit 108 and refer to
Show and connected between device unit 109 for GPIO signal, is connected between main control unit 101 and storage unit 107 for I2C bus.
When using expansion card 100 of the invention, first by PCIE x16 golden finger 103 or PCIE x8 golden finger 102
It patches in mainboard PCIE slot, then RAID card, Expander card or other PCIe cards is patched in PCIE x8 slot, that is, complete
Hardware assembly.After the assembly is completed, if there are other needs, plate can be passed through in the case where machine connects AC power source and is not keyed up state
Card key switches over.
Based on above-mentioned purpose, the second aspect of the embodiment of the present invention proposes a kind of eight road server of control binode
PCIE board expansion card method one embodiment.Fig. 2 is the schematic flow chart of this method.As shown in Figure 2, the party
Method may include:
Step S201, after which starts to work, main control unit first determines whether expansion card needs that PCIE heat is supported to insert
Function is pulled out, if so, entering step S202, otherwise enters step S203；
Step S202 controls PCIE slot power-on and power-off timing, specifically, main control unit according to normal hot plug control flow
Whether detection PCIE board in place and actuation of keys and will test result notice CPU, then receives the control signal from CPU simultaneously
According to the power-on and power-off timing of control signal control PCIE slot；
Step S203, main control unit judge that expansion card is work in four tunnel modes or works in eight tunnel modes, if work
Eight tunnel mode of Zuo, then enter step S204, if work then enters step S205 in four tunnel modes；
Step S204, main control unit are directly ordered without judging the device type that the onboard PCIE slot of two expansion cards patches
Enabling two voltage management units is respectively the onboard PCIE slot power of two expansion cards；
Step S205, main control unit judge whether upper node is switched on, if booting, is associated with upper node first
PCIE slot power；If being not keyed up, S206 is entered step；
Step S206, main control unit judge board that associated with lower node the 2nd PCIE slot patches whether be
Otherwise Expander card enters step S208 if so, entering step S207；
Step S207, main control unit judge whether upper node is switched on, if booting, for the 2nd PCIE slot power, if not
Booting, then method terminates；
Step S208, main control unit judge whether lower node is switched on, if booting, for the 2nd PCIE slot power, if not
Booting, then method terminates.
The above embodiment of the present invention has the benefit that eight road server of binode provided in an embodiment of the present invention
PCIE board expansion card and its control method, be used not only for RAID card extension, and can be used in Expander card expand
Exhibition, meanwhile, it supports grafting RAID/Expander card simultaneously, further, also supports the extension and PCIe card heat of other PCIe cards
Function is plugged, and can adapt to the particular arrangement demand of binodal point server.
It should be noted that those of ordinary skill in the art will appreciate that realizing the whole in above-described embodiment method or portion
Split flow can instruct related hardware to complete by computer program, and it is computer-readable that the program can be stored in one
It takes in storage medium, the program is when being executed, it may include such as the process of the embodiment of the above method.Wherein, the storage is situated between
Matter can be magnetic disk, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random
Access Memory, RAM) etc..The computer program can achieve that corresponding preceding method embodiment is identical or phase
Similar effect.
In addition, disclosed method is also implemented as the computer program executed by CPU according to embodiments of the present invention, it should
Computer program may be stored in a computer readable storage medium.When the computer program is executed by CPU, the present invention is executed
The above-mentioned function of being limited in method disclosed in embodiment.
Further, it is emphasized that, the PCIE board expansion card of eight road server of binode of the invention and its control
Method processed can be used for the server with other topological structures, and the function and the present invention of realization are essentially identical, only need to be according to reality
Border application scenarios make necessary adaptation and by board key switching server operating modes.
In addition, above method step also can use controller and for storing so that controller realizes above-mentioned steps function
The computer readable storage medium of the computer program of energy is realized.
In addition, it should be appreciated that realizing computer readable storage medium used by method of the invention (for example, depositing
Reservoir) it can be volatile memory or nonvolatile memory, or may include volatile memory and non-volatile deposit
Both reservoirs.As an example and not restrictive, nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM) or flash memory.Volatile memory
It may include random access memory (RAM), which can serve as external cache.As an example rather than limit
Property, RAM can be obtained in a variety of forms, such as synchronous random access memory (DRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double
Data rate SDRAM (DDR SDRAM), enhancing SDRAM (ESDRAM), synchronization link DRAM (SLDRAM) and direct Rambus
RAM(DRRAM).The storage equipment of disclosed aspect is intended to the memory of including but not limited to these and other suitable type.
Those skilled in the art will also understand is that, various illustrative logical blocks, mould in conjunction with described in disclosure herein
Block, circuit and algorithm steps may be implemented as the combination of electronic hardware, computer software or both.It is hard in order to clearly demonstrate
This interchangeability of part and software, with regard to various exemplary components, square, module, circuit and step function to its into
General description is gone.This function is implemented as software and is also implemented as hardware depending on concrete application and application
To the design constraint of whole system.Those skilled in the art can realize described in various ways for every kind of concrete application
Function, but this realization decision should not be interpreted as causing a departure from range disclosed by the embodiments of the present invention.
Various illustrative logical blocks, module and circuit, which can use, in conjunction with described in disclosure herein is designed to
The following component of function described here is executed to realize or execute: general processor, digital signal processor (DSP), dedicated collection
At circuit (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, divide
Any combination of vertical hardware component or these components.General processor can be microprocessor, but alternatively, processing
Device can be any conventional processors, controller, microcontroller or state machine.Processor also may be implemented as calculating equipment
Combination, for example, the combination of DSP and microprocessor, multi-microprocessor, one or more microprocessors combination DSP and/or any
Other this configurations.
The step of method in conjunction with described in disclosure herein or algorithm, can be directly contained in hardware, be held by processor
In capable software module or in combination of the two.Software module may reside within RAM memory, flash memory, ROM storage
Device, eprom memory, eeprom memory, register, hard disk, removable disk, CD-ROM or known in the art it is any its
In the storage medium of its form.Illustrative storage medium is coupled to processor, enables a processor to from the storage medium
Information is written to the storage medium in middle reading information.In an alternative, the storage medium can be with processor collection
At together.Pocessor and storage media may reside in ASIC.ASIC may reside in user terminal.It is replaced at one
In scheme, it is resident in the user terminal that pocessor and storage media can be used as discrete assembly.
In one or more exemplary designs, the function can be real in hardware, software, firmware or any combination thereof
It is existing.If realized in software, can be stored in using the function as one or more instruction or code computer-readable
It is transmitted on medium or by computer-readable medium.Computer-readable medium includes computer storage media and communication media,
The communication media includes any medium for helping for computer program to be transmitted to another position from a position.Storage medium
It can be any usable medium that can be accessed by a general purpose or special purpose computer.As an example and not restrictive, the computer
Readable medium may include RAM, ROM, EEPROM, CD-ROM or other optical disc memory apparatus, disk storage equipment or other magnetic
Property storage equipment, or can be used for carry or storage form be instruct or data structure required program code and can
Any other medium accessed by general or specialized computer or general or specialized processor.In addition, any connection is ok
It is properly termed as computer-readable medium.For example, if using coaxial cable, optical fiber cable, twisted pair, digital subscriber line
(DSL) or such as wireless technology of infrared ray, radio and microwave to send software from website, server or other remote sources,
Then above-mentioned coaxial cable, optical fiber cable, twisted pair, DSL or such as wireless technology of infrared ray, radio and microwave are included in
The definition of medium.As used herein, disk and CD include compact disk (CD), laser disk, CD, digital versatile disc
(DVD), floppy disk, Blu-ray disc, wherein disk usually magnetically reproduce data, and CD using laser optics reproduce data.On
The combination for stating content should also be as being included in the range of computer-readable medium.
It is exemplary embodiment disclosed by the invention above, the disclosed sequence of the embodiments of the present invention is just to retouching
It states, does not represent the advantages or disadvantages of the embodiments.It should be noted that the discussion of any of the above embodiment is exemplary only, it is not intended that
Imply that range disclosed by the embodiments of the present invention (including claim) is limited to these examples, what is limited without departing substantially from claim
Under the premise of range, it may be many modifications and modify.According to the claim to a method of open embodiment described herein
Function, step and/or movement are not required to the execution of any particular order.In addition, although element disclosed by the embodiments of the present invention can be with
It is described or is required in the form of individual, but be unless explicitly limited odd number, it is understood that be multiple.
Claims (10)
1. a kind of PCIE board expansion card of eight road server of binode, which is characterized in that the expansion card includes:
Main control unit, the main control unit instruct for realizing all software controls of the expansion card；
PCIE golden finger, the PCIE golden finger are connected with the main control unit and for patching in mainboard PCIE slot；
The onboard PCIE slot of two expansion cards, described two onboard PCIE slots of expansion card are connected with the main control unit respectively
And for patching PCIE board；
Two voltage management units, described two voltage management units respectively with the main control unit and described two extension snap-gauges
One carried in PCIE slot is connected, for providing power supply for the onboard PCIE slot of described two expansion cards；
Storage unit, the storage unit be connected with the main control unit and for store the expansion card with confidence
Breath；And
Function button unit, the function button unit are connected with the main control unit and for operating institute for operator
State expansion card.
2. expansion card according to claim 1, which is characterized in that the software control instruction includes RAID/Expander
Card identifies and powers on control instruction, hot plug control instruction, indicator control instruction and control store instruction.
3. expansion card according to claim 1, which is characterized in that the PCIE golden finger provides power supply for the expansion card
Signal is managed with PCIE signal, I2C.
4. expansion card according to claim 1, which is characterized in that the PCIE board includes RAID card and Expander
Card.
5. expansion card according to claim 1, which is characterized in that described two voltage management units respectively include control core
Piece and metal-oxide-semiconductor route.
6. expansion card according to claim 1, which is characterized in that the function button unit includes 4 tunnel independent keys, point
The second key that Wei not be enabled for realizing the first key of 4 tunnels/8 tunnels switching, for realizing warm connection function and for real
The third key and the 4th key of existing warm connection function control.
7. expansion card according to claim 6, which is characterized in that the expansion card further includes indicator unit, the finger
Show that device unit includes 4 tunnel independence indicator lights, is respectively inserted for realizing the first indicator light of 4 tunnels/8 tunnels instruction, for realizing heat
It pulls out the second indicator light of the enabled instruction of function and refers to for realizing the third indicator light of warm connection function control instructions and the 4th
Show lamp.
8. expansion card according to claim 1, which is characterized in that the main control unit is CPLD main control unit or FPGA
Main control unit.
9. expansion card according to claim 1, which is characterized in that the PCIE golden finger includes PCIE x16 golden finger
And/or PCIE x8 golden finger, described two onboard PCIE slots of expansion card are PCIE x8 slot.
10. a kind of method for controlling the expansion card of any of claims 1-9, which is characterized in that the described method includes:
Step S201, main control unit judge whether the expansion card needs to support PCIE warm connection function, if so, entering step
Otherwise S202 enters step S203；
Whether step S202, the main control unit detection PCIE board in place and actuation of keys and will test result notice CPU, so
The control signal from CPU is received afterwards and according to the power-on and power-off timing of the control signal control PCIE slot；
Step S203, the main control unit judge that the expansion card is work in four tunnel modes or works in eight tunnel modes, if
It is work in eight tunnel modes, then enters step S204, if work then enters step S205 in four tunnel modes；
Step S204, two voltage management units of the main control unit order are respectively the onboard PCIE slot of described two expansion cards
Power supply；
Step S205, the main control unit judge whether upper node is switched on, and are associated with the upper node the if booting
One PCIE slot power；If being not keyed up, S206 is entered step；
Step S206, the main control unit judge board that the 2nd PCIE slot associated with lower node patches whether be
Otherwise Expander card enters step S208 if so, entering step S207；
Step S207, the main control unit judge whether the upper node is switched on, if booting, for the 2nd PCIE slot confession
Electricity；
Step S208, the main control unit judge whether the lower node is switched on, if booting, for the 2nd PCIE slot confession
Electricity.
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| CN201810792950.0A CN109032993A (en) | 2018-07-18 | 2018-07-18 | A kind of the PCIE board expansion card and its control method of eight road server of binode |
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| CN109917891A (en) * | 2019-02-28 | 2019-06-21 | 苏州浪潮智能科技有限公司 | A kind of PCIE accelerates network interface card power supply circuit and its design method |
| CN111708724A (en) * | 2020-05-29 | 2020-09-25 | 苏州浪潮智能科技有限公司 | Method and equipment for allocating resources of PCIe board card |
| CN114116544A (en) * | 2020-08-31 | 2022-03-01 | 北京达佳互联信息技术有限公司 | Method, device and equipment for acquiring slot information and storage medium |
| CN114116564A (en) * | 2021-10-28 | 2022-03-01 | 苏州浪潮智能科技有限公司 | PCIE (peripheral component interface express) bandwidth resource expansion method and device for bridging PCIE bus and Raid card |
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| CN111708724B (en) * | 2020-05-29 | 2022-02-22 | 苏州浪潮智能科技有限公司 | Method and equipment for allocating resources of PCIe board card |
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