CN106201963A - A kind of system of PCI E card hot plug in server - Google Patents
A kind of system of PCI E card hot plug in server Download PDFInfo
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- CN106201963A CN106201963A CN201610543680.0A CN201610543680A CN106201963A CN 106201963 A CN106201963 A CN 106201963A CN 201610543680 A CN201610543680 A CN 201610543680A CN 106201963 A CN106201963 A CN 106201963A
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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
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
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Abstract
The invention discloses a kind of system of PCI E card hot plug in server, including: hot plug request module, hot plug control module and server computing module；Wherein, hot plug request module is used for responding operator's operation, sends the request signal that target PCI E card carries out hot plug；Hot plug control module is used for receiving request signal, and obtains the information in place of target PCI E card, and sends the information in place of request signal and target PCI E card to server computing module；Server computing module is for processing the information in place of request signal and target PCI E card, and the hot plug generating correspondence performs instruction, control hot plug control module and perform the electricity order that powers on/descend corresponding during hot plug performs to instruct, to control the power supply of target PCI E slot.Whole hot plug process is shut down without server computing module, can realize PCI E card is carried out hot plug, meets the availability of server and maintainable requirement.
Description
Technical field
The present invention relates to server technology field, particularly relate to a kind of in server PCI-E card hot plug be
System.
Background technology
Along with the development of science and technology, network has incorporated in the live and work of people.And the network operation needs clothes
The support of business device.
I/O expansion ability is one of important performance indications of server, is usually provided with multiple I/O expansion mould in server
Block, its main manifestation mode is for being provided with multiple PCI-E slot.It is multiple that network interface card, RAID card, VGA card etc. are inserted in PCI-E slot support
Functional apparatus, thus reach the purpose of expansion service device IO ability.But, when in server, some PCI-E calorie requirement is more
When changing or safeguard, in order to ensure the stability of whole system, just need under normal circumstances first the shutdown of server complete machine can be extracted
Need the PCI-E card safeguarded, but server user can be caused bigger loss by this.And along with PCI-E card number in server
Increasing of amount, server needs complete machine shutdown to pull out the probability of card just in exponential increase.Although occurring in that at present and being applicable to blade
The PCI-E card hot plug device of server, but it is still required for the cutter module to server and carries out power-off operation, it is impossible at cutter
Carry out the hot plug of PCI-E card under sheet module normal operation, and its range is more limited to, it is impossible to be applicable to multichannel
Server, such as 4 tunnels, 8 roads and 32 road servers etc..
Therefore, how under conditions of any computing module of server all need not shutdown, it is achieved PCI-E card is carried out
Hot plug, is that those skilled in the art are presently required and solve the technical problem that.
Summary of the invention
It is an object of the invention to provide a kind of system of PCI-E card hot plug in server, can be at server
Under conditions of arbitrarily computing module all need not shutdown, it is achieved PCI-E card is carried out hot plug.
For solving above-mentioned technical problem, the technical scheme is that
A kind of system of PCI-E card hot plug in server, including: hot plug request module, hot plug control mould
Block and server computing module；
Wherein, described hot plug request module is used for responding operator's operation, sends and target PCI-E card is carried out hot plug
Request signal；
Described hot plug control module is used for receiving described request signal, and obtains the letter in place of described target PCI-E card
Breath, and the information in place of described request signal and described target PCI-E card is sent to described server computing module；
Described server computing module is at the information in place to described request signal and described target PCI-E card
Manage, and the hot plug generating correspondence performs instruction, control described hot plug control module and perform in described hot plug execution instruction
The corresponding electricity order that powers on/descend, to control the power supply of target PCI-E slot.
Preferably, described hot plug control module includes: I2C decoder, hot plug logic controller and Hot-Plug Power
Controller, described I2C decoder by I2C bus and corresponding described server computing module connect described I2C decoder and
Described hot plug logic controller connects, and described hot plug logic controller and described Hot-Plug Power controller connect, described
Hot plug logic controller and described hot plug request module connect；
Wherein, described hot plug logic controller is used for obtaining described request signal and described information in place, and by described
Request signal and information in place are sent to described server computing module by described I2C decoder, and receive described I2C decoding
The described hot plug that device is obtained by described server computing module performs instruction；
Described Hot-Plug Power controller and described target PCI-E slot connect, for performing to refer to according to described hot plug
The electricity order that powers on described in order/descend controls the power supply of described target PCI-E slot.
Preferably, described hot plug request module includes:
Hot plug button, is used for responding operator's operation, sends the request signal that target PCI-E card carries out hot plug；
Power supply indicator, for indicating the electriferous state of described target PCI-E slot；
Wherein, described Hot-Plug Power controller is additionally operable to feed back/power-down state the letter that powers on of described target PCI-E slot
Breath to described hot plug logic controller, described hot plug logic controller be additionally operable to by the powering on of described target PCI-E slot/
Power-down state information sends to described server computing module, and described server computing module is additionally operable to according to this target PCI-E
The powering on of slot/power-down state information generates corresponding status indicator lamp control command, and by described I2C decoder and described
Described status indicator lamp control command is sent to described power supply indicator by hot plug logic controller, refers to controlling described power supply
Show that lamp indicates accordingly.
Preferably, described hot plug request module also includes:
Alarm lamp, when being used for indicating described target PCI-E to be stuck in hot plug process, described target PCI-E slot
State；
Wherein, described server computing module is connected by PCI-E bus and described target PCI-E slot, is used for obtaining
The state of described target PCI-E slot, and generate the status feedback signal of correspondence, inserted by described I2C decoder and described heat
Pull out logic controller to send described status feedback signal to described alarm lamp.
Preferably, the control chip of described hot plug logic controller is CPLD chip.
Preferably, the number of described server computing module be n, n be the integer not less than 2.
Preferably, described target PCI-E slot and described I2C bus encoder/decoder, described Hot-Plug Power controller and
Described hot plug request module one_to_one corresponding.
Compared with prior art, technique scheme has the advantage that
A kind of system of PCI-E card hot plug in server provided by the present invention, including: modulus is asked in hot plug
Block, hot plug control module and server computing module；Wherein, hot plug request module is used for responding operator's operation, sends
Target PCI-E card is carried out the request signal of hot plug；Hot plug control module is used for receiving request signal, and obtains target
The information in place of PCI-E card, and the information in place of request signal and target PCI-E card is sent to server computing module；Clothes
Business device computing module is for processing the information in place of request signal and target PCI-E card, and generates the hot plug of correspondence
Perform instruction, control hot plug control module and perform the electricity order that powers on/descend corresponding during hot plug performs to instruct, to control target
The power supply of PCI-E slot.When hot plug request module sends hot plug request signal, hot plug control module receives this please
Seek signal and obtain the information in place of target PCI-E card of hot plug to be carried out, and by above-mentioned request signal and information in place
Being forwarded to server computing module, server computing module, after receiving this request signal and information in place, is located by analysis
Reason, sends hot plug and performs instruction, and now server computing module has been ready for the preparation of hot plug, and then hot plug controls
Module performs instruction according to this hot plug and performs the electric action that powers on/descend, and controls the power supply of target PCI-E slot, then grasps
The most hot swappable action of author, completes the hot plug to target PCI-E card, and whole process is closed without server computing module
Machine, can realize PCI-E card is carried out hot plug, meets the availability of server and maintainable requirement.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
The system knot of PCI-E card hot plug in server that Fig. 1 is provided by a kind of detailed description of the invention of the present invention
Structure schematic diagram；
The system of PCI-E card hot plug in server that Fig. 2 is provided by another kind detailed description of the invention of the present invention
Structural representation.
Detailed description of the invention
The core of the present invention is to provide a kind of system of PCI-E card hot plug in server, can be at server
Under conditions of arbitrarily computing module all need not shutdown, it is achieved PCI-E card is carried out hot plug.
Understandable, below in conjunction with the accompanying drawings to this in order to enable the above-mentioned purpose of the present invention, feature and advantage to become apparent from
Bright detailed description of the invention is described in detail.
Elaborate detail in the following description so that fully understanding the present invention.But the present invention can with multiple not
Being same as alternate manner described here to implement, those skilled in the art can do class in the case of intension of the present invention
Like promoting.Therefore the present invention is not limited by following public being embodied as.
The heat of PCI-E card in server that refer to Fig. 1, Fig. 1 is provided by a kind of detailed description of the invention of the present invention is inserted
The system structure schematic diagram pulled out.
A kind of detailed description of the invention of the present invention provides a kind of system of PCI-E card hot plug in server, bag
Include: hot plug request module 1, hot plug control module 2 and server computing module 3；Wherein, hot plug request module 1 is used for
Response operator's operation, sends the request signal that target PCI-E card carries out hot plug；Hot plug control module 2 is used for receiving
Request signal, and obtain the information in place of target PCI-E card, and the information in place of request signal and target PCI-E card is sent
To server computing module 3；Server computing module 3 is at the information in place to request signal and target PCI-E card
Reason, and the hot plug generating correspondence performs instruction, controls hot plug control module 2 and performs the upper of correspondence during hot plug performs to instruct
Electricity/lower electricity order, to control the power supply of target PCI-E slot 4.
In the present embodiment, target PCI-E card is inserted on target PCI-E slot.When hot plug request module 1 sends heat
During plug request signal, hot plug control module 2 receives this request signal and obtains target PCI-E of hot plug to be carried out
The information in place of card, and above-mentioned request signal and information in place are forwarded to server computing module 3, server computing module 3
After receiving this request signal and information in place, processing by analysis, send hot plug and perform instruction, now server calculates
Module 3 has been ready for the preparation of hot plug, has i.e. transferred the online insertion and removal function of server, then hot plug control module
2 perform instruction according to this hot plug performs the electric action that powers on/descend, and controls the power supply of target PCI-E slot, then operator
The most hot swappable action, completes the hot plug to target PCI-E card, and whole process is shut down without server computing module,
Can realize carrying out PCI-E card hot plug, operation letter answers, fast, applied widely, it is simple to exploitation, it is adaptable to modularity
Design, it is to avoid the loss that server complete machine or computing module frequent cycle power cause, improve server availability and
Maintainable.
It should be noted that described server computing module i.e. refers to arbitrary computing module in server, it comprises service
The cutter module of device.
Refer to the heat of PCI-E card in server that Fig. 2, Fig. 2 are provided by another kind detailed description of the invention of the present invention
The system structure schematic diagram of plug.
On the basis of above-mentioned embodiment, one embodiment of the present invention additionally provides a kind of concrete for server
The system of interior PCI-E card hot plug.Within the system, hot plug control module 2 includes: I2C decoder 21, hot plug logic control
Device 22 processed and Hot-Plug Power controller 23, I2C decoder 21 is connected by I2C bus and corresponding server computing module 3
I2C decoder 21 and hot plug logic controller 22 connect, and hot plug logic controller 22 and Hot-Plug Power controller 23 are even
Connecing, hot plug logic controller 22 and hot plug request module 1 connect；Wherein, hot plug logic controller 22 be used for obtaining right
Target PCI-E card carries out the request signal of hot plug and the information in place of target PCI-E card, and by this request signal and letter in place
Breath is sent to server computing module 3 by I2C decoder 21, and receives I2C decoder 21 and obtained by server computing module 3
The hot plug taken performs instruction；Hot-Plug Power controller 23 and target PCI-E slot 4 connect, for performing according to hot plug
The electricity order that powers on/descend in instruction controls the power supply of target PCI-E slot.
Illustrating the structure of hot plug control module in the present embodiment, in the present embodiment, this is
System can include multiple server computing module, the standard PCI-E card of multiple support hot plug and the PCI-E slot of correspondence.In heat
In plug control module, the effect of I2C decoder is to explain the various instructions of corresponding server computing module, completes whole
Information between hot plug control module and server computing module is mutual.Wherein, Hot-Plug Power controller individually control right
The electric power thus supplied of the PCI-E slot answered such that it is able to carry out the hot plug operations of single PCI-E card.Hot plug logic controller
Effect is, information and the control of logic.
Further, hot plug request module 1 includes: hot plug button 11, is used for responding operator's operation, sends mesh
Mark PCI-E card carries out the request signal of hot plug, i.e. when hot plug button is pressed, represents that user asks target PCI-E card
Insert/extract；Power supply indicator 12, for indicating the electriferous state of target PCI-E slot, expression as bright in power supply indicator should
PCI-E slot is charged, and power supply indicator does not works and represents that this PCI-E slot is not charged, and power supply indicator flicker represents hot plug behaviour
Make well afoot；Wherein, Hot-Plug Power controller 23 is additionally operable to the/power-down state letter that powers on of feedback target PCI-E slot 4
Breath is to hot plug logic controller 22, and hot plug logic controller 22 is additionally operable to the electricity shape that powers on/descend of target PCI-E slot 4
State information sends to server computing module 3, server computing module 3 be additionally operable to according to the powering on of this target PCI-E slot 4/
Power-down state information generates corresponding status indicator lamp control command, and by I2C decoder 21 and hot plug logic controller
Status indicator lamp control command is sent to power supply indicator 12 by 22, indicates accordingly controlling power supply indicator 12.
Hot plug request module 1 also includes: alarm lamp 13, is used for indicating target PCI-E to be stuck in hot plug process
Time, the state of target PCI-E slot, expression target PCI-E as bright in alarm lamp is stuck in hot plug process makes mistakes, and warning refers to
Show that lamp goes out and represent that target PCI-E slot state is normal；Wherein, server computing module is inserted by PCI-E bus and target PCI-E
Groove connects, and for obtaining the state of target PCI-E slot, and generates the status feedback signal of correspondence, by I2C decoder and heat
Status feedback signal is sent to alarm lamp by plug logic controller.
In the present embodiment, the number of preferred server computing module be n, n be the integer not less than 2.Such as Fig. 2 institute
Showing, Fig. 2 i.e. includes illustrating as a example by 2 server computing modules by this system.Each server computing module 3 includes one
PCI-E EBI, and connected by PCI-E bus and corresponding PCI-E slot 4.In the present embodiment, selected objective target
PCI-E slot and I2C bus encoder/decoder, Hot-Plug Power controller and hot plug request module one_to_one corresponding.Such as Fig. 2 institute
Showing, each server computing module 3 and a corresponding I2C decoder 21 connect, and the most different I2C decoders 21 has shared one
Individual hot plug logic controller 22, each I2C decoder 21 is by this hot plug logic controller 22 and each self-corresponding hot plug
Power controller 23, PCI-E slot 4, hot plug request module 1 connect.
Hot plug logic controller undertakes the overall logic control task of hot plug events, is responsible for information between each assembly
Alternately.First it know the request signal of hot plug events from hot plug request module, and this request signal represents that user will be to mesh
Mark PCI-E card carries out hot plug, and this request signal is forwarded to the I2C decoder corresponding to target PCI-E card, and this I2C solves
Code device is obtained hot plug control instruction by corresponding server computing module, and hot plug logic controller is again from this I2C decoder
Obtain this hot plug and perform instruction, power on/off order to send to corresponding Hot-Plug Power controller.Meanwhile, this heat is inserted
Pull out power controller and also can will power on/off status information feedback to hot plug logic controller, then hot plug logic control
Device sends it to this server computing module, and this server computing module is sent to I2C decoder by I2C bus after learning
Corresponding status indicator lamp control command.Finally, status indicator lamp control command is sent to heat slotting by hot plug logic controller
Pull out request module, light the display lamp of correspondence.Wherein, preferably the hot plug logic controller control chip in present embodiment is
CPLD chip, this be the logic control circuit real-time owing to being realized by CPLD chip and stability higher, it is possible to quickly process
Information transmission between each module.
Wherein, I2C decoder is connected to the I2C EBI of server computing module and hot plug logic controller
GPIO.I2C decoder first passes through GPIO and obtains the request at the information in place of target PCI-E card and hot plug request module and believe
Number.I2C decoder is as the Slave equipment of I2C bus, after these GPIO information are read by server computing module, and these clothes
Business device computing module can feed back and corresponding power on/off instruction (i.e. hot plug control instruction).These instructions last are passed through
GPIO sends to hot plug logic controller, and this instruction includes that PCI-E slot powers on enable, power supply indicator action command and report
Alert display lamp action command information.
In the present embodiment, hot plug request module has provided a user with visual PCI-E card status information and heat
Plug request interface (i.e. hot plug button), it is simple to user is managed and safeguards, user can be according to power supply indicator and report
The state of alert display lamp understands the various states of hot plug process, in order to control the process of hot plug.
In sum, the system of PCI-E card hot plug in server provided by the present invention, when modulus is asked in hot plug
When block sends hot plug request signal, hot plug control module receives this request signal and obtains the mesh of hot plug to be carried out
The information in place of mark PCI-E card, and above-mentioned request signal and information in place are forwarded to server computing module, server calculates
Module, after receiving this request signal and information in place, processes by analysis, sends hot plug and performs instruction, now server
Computing module has been ready for the preparation of hot plug, and then hot plug control module performs instruction according to this hot plug and performs
The action of electricity/lower electricity, controls the power supply of target PCI-E slot, the then the most hot swappable action of operator, completes target
The hot plug of PCI-E card, whole process is shut down without server computing module, can be realized PCI-E card is carried out hot plug, full
The availability of foot server and maintainable requirement.
Above to provided by the present invention a kind of in server the system of PCI-E card hot plug carried out detailed Jie
Continue.Principle and the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only
It is the method and core concept thereof being adapted to assist in and understanding the present invention.It should be pointed out that, for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out some improvement and modification, these improve and repair
Decorations also fall in the protection domain of the claims in the present invention.
Claims (7)
1. the system of PCI-E card hot plug in server, it is characterised in that including: hot plug request module, heat are inserted
Pull out control module and server computing module；
Wherein, described hot plug request module is used for responding operator's operation, sends and target PCI-E card is carried out hot plug asks
Seek signal；
Described hot plug control module is used for receiving described request signal, and obtains the information in place of described target PCI-E card, and
The information in place of described request signal and described target PCI-E card is sent to described server computing module；
Described server computing module is used for processing the information in place of described request signal and described target PCI-E card,
And the hot plug generating correspondence performs instruction, control described hot plug control module and perform during described hot plug performs to instruct corresponding
Power on/descend electricity order, to control the power supply of target PCI-E slot.
System the most according to claim 1, it is characterised in that described hot plug control module includes: I2C decoder, heat
Plug logic controller and Hot-Plug Power controller, described I2C decoder is by I2C bus and corresponding described server meter
Calculate module to connect described I2C decoder and described hot plug logic controller and connect, described hot plug logic controller and described
Hot-Plug Power controller connects, and described hot plug logic controller and described hot plug request module connect；
Wherein, described hot plug logic controller is used for obtaining described request signal and described information in place, and by described request
Signal and information in place are sent to described server computing module by described I2C decoder, and receive described I2C decoder by
The described hot plug obtained at described server computing module performs instruction；
Described Hot-Plug Power controller and described target PCI-E slot connect, for performing in instruction according to described hot plug
Described in power on/descend electricity order control described target PCI-E slot power supply.
System the most according to claim 2, it is characterised in that described hot plug request module includes:
Hot plug button, is used for responding operator's operation, sends the request signal that target PCI-E card carries out hot plug；
Power supply indicator, for indicating the electriferous state of described target PCI-E slot；
Wherein, described Hot-Plug Power controller is additionally operable to feed back the powering on of described target PCI-E slot/power-down state information extremely
Described hot plug logic controller, described hot plug logic controller is additionally operable to the electricity that powers on/descend of described target PCI-E slot
Status information sends to described server computing module, and described server computing module is additionally operable to according to this target PCI-E slot
Power on/power-down state information generates corresponding status indicator lamp control command, and slotting by described I2C decoder and described heat
Pull out logic controller to send described status indicator lamp control command to described power supply indicator, to control described power supply indicator
Indicate accordingly.
System the most according to claim 3, it is characterised in that described hot plug request module also includes:
Alarm lamp, when being used for indicating described target PCI-E to be stuck in hot plug process, the shape of described target PCI-E slot
State；
Wherein, described server computing module is connected by PCI-E bus and described target PCI-E slot, is used for obtaining described
The state of target PCI-E slot, and generate the status feedback signal of correspondence, patrolled by described I2C decoder and described hot plug
Collect controller to send described status feedback signal to described alarm lamp.
System the most according to claim 4, it is characterised in that the control chip of described hot plug logic controller is CPLD
Chip.
6. according to the system described in any one of claim 1 to 5, it is characterised in that the number of described server computing module is
N, n are the integer not less than 2.
7. according to the system described in any one of claim 2 to 5, it is characterised in that described target PCI-E slot and described I2C
Bus encoder/decoder, described Hot-Plug Power controller and described hot plug request module one_to_one corresponding.
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| CN201610543680.0A CN106201963A (en) | 2016-07-11 | 2016-07-11 | A kind of system of PCI E card hot plug in server |
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| CN107220205A (en) * | 2017-05-18 | 2017-09-29 | 联想(北京)有限公司 | Information cuing method and electronic equipment |
| CN107357754A (en) * | 2017-07-19 | 2017-11-17 | 郑州云海信息技术有限公司 | Method for electrically under a kind of PCIE device hot plug of optimization |
| CN107678997A (en) * | 2017-09-27 | 2018-02-09 | 郑州云海信息技术有限公司 | Hot-plug method, system, device and the readable storage medium storing program for executing of PCIE plug-in cards |
| CN107807895A (en) * | 2017-10-30 | 2018-03-16 | 郑州云海信息技术有限公司 | A kind of system does not shut down the design method safeguarded for PCIe devices |
| CN107992443A (en) * | 2017-12-22 | 2018-05-04 | 郑州云海信息技术有限公司 | A kind of PCIE hot plug system and methods realized using CPLD |
| CN108334466A (en) * | 2017-01-18 | 2018-07-27 | 爱思开海力士有限公司 | System including hot plug module and memory module |
| CN109032276A (en) * | 2018-07-27 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of hot plug device and method |
| CN109116961A (en) * | 2018-08-02 | 2019-01-01 | 郑州云海信息技术有限公司 | A kind of method for managing power supply of heterogeneous computing platforms, device, equipment and medium |
| CN109815169A (en) * | 2019-01-16 | 2019-05-28 | 浙江大华技术股份有限公司 | A method of storage equipment and its storage link circuit self-adapting |
| CN110502464A (en) * | 2019-07-26 | 2019-11-26 | 苏州浪潮智能科技有限公司 | A kind of hot-swappable processing method, device, equipment, system and readable storage medium storing program for executing |
| CN110955624A (en) * | 2018-09-26 | 2020-04-03 | 阿里巴巴集团控股有限公司 | Hot plug method, device and system of PCIE (peripheral component interface express) equipment |
| CN111176414A (en) * | 2019-12-13 | 2020-05-19 | 苏州浪潮智能科技有限公司 | Power supply method and device for server network card and readable medium |
| CN114936177A (en) * | 2022-05-20 | 2022-08-23 | 深圳市国微电子有限公司 | Hot plug controller and hot plug control system |
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