CN109164884A - A kind of design method of hard disk backboard, hard disk backboard and server - Google Patents
A kind of design method of hard disk backboard, hard disk backboard and server Download PDFInfo
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- CN109164884A CN109164884A CN201810959299.1A CN201810959299A CN109164884A CN 109164884 A CN109164884 A CN 109164884A CN 201810959299 A CN201810959299 A CN 201810959299A CN 109164884 A CN109164884 A CN 109164884A
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- 230000002452 interceptive effect Effects 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims description 33
- 230000008054 signal transmission Effects 0.000 claims description 22
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- 238000006243 chemical reaction Methods 0.000 claims description 2
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- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
- G06F1/187—Mounting of fixed and removable disk drives
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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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0016—Inter-integrated circuit (I2C)
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Abstract
The present invention provides a kind of design methods of hard disk backboard, hard disk backboard and server, the hard disk backboard of design has the hard disk connector connecting with different type hard disk, after connecting upper hard disk, the type information of hard disk is sent to backplane controller by the hard disk connector, the type information of hard disk is uploaded to three mould cards connecting with upper trip link actuator using upper trip link actuator, so that after three mould cards determine the type of hard disk, interactive signal is exported according to the type of hard disk, respectively via upper trip link actuator, interactive signal is issued to hard disk by backplane controller and hard disk connector, to complete the interaction with different type hard disk.Since via hard disk backboard, three mould cards can be interacted with the different type hard disk for being connected to hard disk backboard, so that hard disk backboard can be adapted for different types of hard disk, therefore the versatility of hard disk backboard is improved.
Description
Technical field
The invention belongs to field of computer technology more particularly to a kind of design methods of hard disk backboard, hard disk backboard and clothes
Business device.
Background technique
The storage medium of server is divided into two classes according to the difference of signal in the prior art, and one kind is believed based on SAS/SATA
Number SAS/SATA hard disk, another kind of is the NVMe hard disk based on PCIE signal.Wherein, since SAS/SATA signal, PCIE believe
Number transport protocol it is different, i.e., the mode of operation being written and read to SAS/SATA hard disk and NVMe hard disk is different, therefore designs
It needs to separately design when server hard disk back plane and is suitable for NVMe hard disk suitable for the backboard and design of SAS/SATA hard disk
Backboard leads to the poor universality of server hard disk back plane.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of design method of hard disk backboard, hard disk backboard and server,
Hard disk backboard poor universality caused by different types of storage medium is not applied for solve hard disk backboard in the prior art
Problem.
Technical solution is as follows:
The present invention provides a kind of design method of hard disk backboard, comprising:
Hard disk is connected by hard disk connector；Wherein, the hard disk is NVMe hard disk or SAS/SATA hard disk；
The corresponding type information of the hard disk of connection is sent to backplane controller by the hard disk connector；
The type information that the backplane controller will acquire is uploaded to three mould cards by upper trip link actuator, so that three
Mould card exports interactive signal according to the type information；
After the upper trip link actuator receives the interactive signal of three mould cards output, the interactive signal is issued to institute
Hard disk connector is stated, to interact with the hard disk.
Preferably, after the upper trip link actuator receives the interactive signal that three mould cards export, by the interactive signal
It is issued to the hard disk connector, includes: to be interacted with the hard disk
If the hard disk of connection is NVMe hard disk, the interactive signal includes clock signal, reset signal and read-write letter
Number；
It, will be described by the sideband signals transmission channel being arranged between the upper trip link actuator and the backplane controller
Reset signal is sent to the backplane controller；
The backplane controller passes through the sideband signals being arranged between the backplane controller and the hard disk connector
The reset signal is sent to the hard disk connector by transmission channel；
It, will be described by the high speed transmission of signals channel being arranged between the upper trip link actuator and the hard disk connector
Clock signal and read-write are issued to the hard disk connector.
Preferably, after the upper trip link actuator receives the interactive signal, the interactive signal is issued to described hard
Disk connector includes: to interact with the hard disk
If the hard disk of connection is SAS/SATA hard disk, the interactive signal includes read-write；
It, will be described by the high speed transmission of signals channel being arranged between the upper trip link actuator and the hard disk connector
Read-write is issued to the hard disk connector.
The present invention also provides a kind of hard disk backboards, comprising:
Hard disk connector, backplane controller and upper trip link actuator；
The hard disk connector sends hard disk to the backplane controller for connecting hard disk, and after connecting upper hard disk
Type information；Wherein, the hard disk is NVMe hard disk or SAS/SATA hard disk；
The hard disk type information that the backplane controller is used to will acquire is uploaded to the upper trip link actuator；
The upper trip link actuator is connect with three mould cards, the hard disk type information for sending the backplane controller
Three mould cards are uploaded to, and receive the interactive signal that three mould cards are exported based on the hard disk type information, the friendship that will be received
Mutual signal is issued to the hard disk connector, to interact with the hard disk.
Preferably, the hard disk backboard further includes high speed transmission of signals channel and sideband signals transmission channel；
The high speed transmission of signals channel is arranged between the upper trip link actuator and the hard disk connector, is used for institute
State hard disk connector transmission clock signal and read-write；
The sideband signals transmission channel is arranged between the backplane controller and the hard disk connector, is used for from institute
Hard disk connector is stated to obtain the hard disk type information for being connected to the hard disk connector and send to the hard disk connector hard
Disk reset signal；
The sideband signals transmission channel is additionally arranged between the upper trip link actuator and the backplane controller, for from
The backplane controller obtains the hard disk type information for being connected to the hard disk connector and sends to the backplane controller
Hard disk reset signal；Wherein, for obtaining the hard disk type information for being connected to the hard disk connector from the backplane controller
Sideband signals transmission channel be I2C bus is different from from backplane controller acquisition and is connected to the hard disk connector
Other sideband signals transmission channels of the sideband signals transmission channel of hard disk type information are the channel I/O.
It preferably, further include indicator light；
The indicator light is connect with the backplane controller, for according to the backplane controller receive from described
After the activation signal of hard disk connector, instruction hard disk is active；
After the positioning signal from the upper trip link actuator for being also used to receive according to the backplane controller, institute is positioned
State the hard disk on backboard.
Preferably, further includes: power connector, the power connector input terminal connect power supply, the power connector
Output end is connect with the hard disk connector, for providing the power supply signal of 12V, 5V and 3.3V to the hard disk.
Preferably, further includes: clock regtster, the clock regtster are arranged in the upper trip link actuator and the hard disk
Between connector, it is for converting the clock signal of the upper trip link actuator output, and in hard disk connector connection
The clock signal of conversion is issued to the hard disk connector when NVMe hard disk.
Preferably, further includes: asset management unit F RU, the FRU is connect with the backplane controller, for storing
State the distributed intelligence of backplane controller.
The present invention also provides a kind of servers, comprising:
Mainboard, three mould cards and hard disk backboard；
The three moulds card is separately connected the mainboard and the hard disk backboard；Wherein, the hard disk backboard connects hard disk, institute
Stating hard disk is NVMe hard disk or SATA hard disc
Compared with prior art, above-mentioned technical proposal provided by the invention has the advantages that
From above-mentioned technical proposal it is found that the hard disk backboard designed in the application has the hard disk connecting with different type hard disk
The type information of hard disk is sent to backplane controller by the hard disk connector, then pass through after connecting upper hard disk by connector
It crosses trip link actuator and the type information of hard disk is uploaded to three mould cards connecting with upper trip link actuator, so that three mould cards determine hard disk
Type after, according to the type of hard disk export interactive signal, respectively via upper trip link actuator, backplane controller and hard disk connect
It connects device and interactive signal is issued to hard disk, to complete the interaction with different type hard disk.Since via hard disk backboard, three mould cards can
To be interacted with the different type hard disk for being connected to hard disk backboard so that hard disk backboard can be adapted for it is different types of hard
Disk, therefore improve the versatility of hard disk backboard.
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 the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of flow chart of the design method of hard disk backboard provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the design method of another hard disk backboard provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of hard disk backboard provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of server provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Present embodiment discloses a kind of design methods of hard disk backboard, referring to Fig. 1, the embodiment the following steps are included:
S101, hard disk is connected by hard disk connector；Wherein, the hard disk is NVMe hard disk or SAS/SATA hard disk；
Hard disk connector is based on SFF-8639 agreement in the present embodiment.Hard disk connector can provide multiple connect
Mouthful, it can satisfy the connection of multiple and different type hard disks.
The corresponding type information of the hard disk of connection is sent to backplane controller by S102, the hard disk connector；
The type information of the hard disk of connection is sent to backplane controller after connecting upper hard disk by hard disk connector.Type
Information is indicated using the signal of IF_DET# signaling interface feedback on hard disk and the signal of PRSNT0# signaling interface feedback.Specifically
Ground, if hard disk is NVMe hard disk, IF_DET# is low level, and PRSNT0# is high level；If hard disk is SAS/SATA hard disk, IF_
DET# is high level, and PRSNT0# is low level.
Certainly, after backplane controller can also be connected with hard disk on detecting hard disk connector, hard disk class is actively obtained
Type information.
The type information that S103, the backplane controller will acquire is uploaded to three mould cards by upper trip link actuator,
So that three mould cards export interactive signal according to the type information；
The corresponding transport protocol of different types of hard disk is different, i.e., when being written and read to different type hard disk,
Mode of operation is different.Specifically, it if hard disk is NVMe hard disk, needs to NVMe hard disk tranmitting data register signal and reset
Signal, and then the read-write operation to NVMe hard disk could be executed；If hard disk is SAS/SATA hard disk, can directly execute pair
The read-write operation of SAS/SATA hard disk.
Therefore, after three mould cards receive the type information that backplane controller is sent by upper trip link actuator, it can determine and work as
Before be connected to hard disk type on hard disk backboard, and interaction letter corresponding with hard disk type is exported by the upper trip link actuator
Number.
It, will be under the interactive signal after S104, the upper trip link actuator receive the interactive signal of three mould cards output
It is sent to the hard disk connector, to interact with the hard disk.
Three mould cards are by the upper trip link actuator on backboard and the hard disk connector on backboard, to the hard disk connecting with backboard
Interactive signal is sent, and then realizes the read-write operation to hard disk based on the corresponding transport protocol of hard disk.
From above-mentioned technical proposal it is found that the hard disk backboard designed in the present embodiment is hard with connecting with different type hard disk
The type information of hard disk is sent to backplane controller by the hard disk connector after connecting upper hard disk by disk connector, then
The type information of hard disk is uploaded to three mould cards connecting with upper trip link actuator by upper trip link actuator, so that three mould cards determine firmly
After the type of disk, interactive signal is exported according to the type of hard disk, respectively via upper trip link actuator, backplane controller and hard disk
Interactive signal is issued to hard disk by connector, to complete the interaction with different type hard disk.Due to via hard disk backboard, three mould cards
Can be interacted with the different type hard disk for being connected to hard disk backboard so that hard disk backboard can be adapted for it is different types of hard
Disk, therefore improve the versatility of hard disk backboard.
The present embodiment also discloses the design method of another hard disk backboard, shown in Figure 2, which includes following
Step:
S201, hard disk is connected by hard disk connector；Wherein, the hard disk is NVMe hard disk, SAS/SATA hard disk；
The corresponding type information of the hard disk of connection is sent to backplane controller by S202, the hard disk connector；
The type information that S203, the backplane controller will acquire is uploaded to three mould cards by upper trip link actuator,
So that three mould cards export interactive signal according to the type information；
If the hard disk of connection is NVMe hard disk, the interactive signal includes clock signal, reset signal and read-write,
Then follow the steps S204；
If the hard disk of connection is SAS/SATA hard disk, the interactive signal includes read-write, thens follow the steps S206；
The realization side of the implementation of step S201-S203 and step S101-S103 in a upper embodiment in the present embodiment
Formula is similar, and details are not described herein again.
S204, the sideband signals transmission channel by being arranged between the upper trip link actuator and the backplane controller,
The reset signal is sent to the backplane controller；The backplane controller is by being arranged in the backplane controller and institute
The sideband signals transmission channel between hard disk connector is stated, the reset signal is sent to the hard disk connector；
The channel interacted for the two being arranged between upper trip link actuator and backplane controller is referred to as sideband signals transmission
Channel, wherein sideband signals transmission channel includes an I2C bus and a plurality of I/O route.Wherein, I2C bus is for carrying on the back
Hard disk information is transmitted between plate controller and upper trip link actuator, hard disk information includes producer's letter of the type information of hard disk, hard disk
Breath etc..The hard disk information that specific transmission process can be backplane controller and will acquire is sent to trip link actuator, is also possible to
Trip link actuator actively obtains hard disk information from backplane controller.
One I/O route is used to the reset signal exported by upper trip link actuator being transmitted to backplane controller.
In the present embodiment, I/O route further includes the route for being used for transmission backboard type information, for controlling backboard
Backboard type information in device is transmitted to trip link actuator；One is used for transmission the route of hard disk connection status, is used for backboard
Hard disk connection state information in controller is transmitted to trip link actuator.Wherein, hard disk connection status includes: connection, disconnection, change
More.
The channel interacted for the two being arranged between backplane controller and hard disk connector is also referred to as sideband signals transmission
Channel.5 I/O routes are specifically included, the first I/O route is used to transmit hard disk letter between backplane controller and hard disk connector
Breath.The hard disk information that specific transmission process can be hard disk connector and will acquire is sent to backplane controller, is also possible to backboard
Controller actively obtains hard disk information from hard disk connector.2nd I/O route and the 3rd I/O route are respectively used to hard disk
IF_DET# signal and PRSNT0# signal be sent to backplane controller.4th I/O route receives multiple for backplane controller
After the signal of position, reset signal is sent to hard disk connector.After 5th I/O route connects upper hard disk for hard disk connector, support or oppose
Plate controller sends activation ACTIVITY signal.
S205, the high speed transmission of signals channel by being arranged between the upper trip link actuator and the hard disk connector,
The clock signal and read-write are issued to the hard disk connector；
It is logical that the channel interacted for the two being arranged between upper trip link actuator and hard disk connector is known as high speed transmission of signals
Road, wherein high speed transmission of signals channel includes two, and the first high speed transmission of signals channel is used for when hard disk is NVMe hard disk,
Transmit the clock signal of specific frequency；Second high speed transmission of signals channel is for reading and writing the biography of data between three mould cards and hard disk
It is defeated.
In the present embodiment, the concrete mode of the first high speed transmission of signals channel transfer clock signal is clock regtster reception
After the clock signal exported to Tri-mode card, according to the hard disk quantity for being connected to hard disk backboard, clock signal it will convert all the way
For multipath clock signal, multipath clock signal is sent to hard disk connector, so that respectively each hard disk provides clock signal.
Wherein, clock signal is the clock signal of 100MHz.
S206, the high speed transmission of signals channel by being arranged between the upper trip link actuator and the hard disk connector,
The read-write is issued to the hard disk connector.
For different types of hard disk, transmit the channel of read-write can using the second high speed transmission of signals channel come
It realizes.
From above-mentioned technical proposal it is found that the hard disk backboard designed in the present embodiment is hard with connecting with different type hard disk
The type information of hard disk is sent to backplane controller by the hard disk connector after connecting upper hard disk by disk connector, then
The type information of hard disk is uploaded to three mould cards connecting with upper trip link actuator by upper trip link actuator, so that three mould cards determine firmly
After the type of disk, interactive signal is exported according to the type of hard disk, respectively via upper trip link actuator, backplane controller and hard disk
Interactive signal is issued to hard disk by connector, to complete the interaction with different type hard disk.Due to via hard disk backboard, three mould cards
Can be interacted with the different type hard disk for being connected to hard disk backboard so that hard disk backboard can be adapted for it is different types of hard
Disk, therefore improve the versatility of hard disk backboard.
The design method of hard disk backboard disclosed in corresponding above-described embodiment, present embodiment discloses a kind of hard disk backboard, institutes
Stating hard disk backboard is pcb board, is the structural schematic diagram of hard disk backboard provided in an embodiment of the present invention referring to Fig. 3, in the present embodiment
Hard disk backboard includes:
Hard disk connector (HDD-Conn) 1, backplane controller (UBM Controller) 2, upper trip link actuator (OCulink
Or Slimline Conn) 3, indicator light 4, power connector (Power Conn) 5, clock regtster (Clock Buffer) 6
With asset management unit F RU 7.
Hard disk connector 1 sends hard disk type letter to backplane controller 2 for connecting hard disk, and after connecting upper hard disk
Breath；Wherein, hard disk is NVMe hard disk or SAS/SATA hard disk；
Hard disk type information is using the signal of IF_DET# signaling interface feedback on hard disk and PRSNT0# signaling interface feedback
Signal indicate.Specifically, if hard disk is NVMe hard disk, IF_DET# is low level, and PRSNT0# is high level；If hard disk is
SAS/SATA hard disk, IF_DET# are high level, and PRSNT0# is low level.
In the present embodiment, the interface of hard disk connector 1 has N number of, wherein N is the positive integer more than or equal to 1.
Hard disk establishes connection by the interface and hard disk backboard of hard disk connector 1.Hard disk can be for based on PCIE signal
NVMe hard disk, or the SAS/SATA hard disk based on SAS/SATA signal.
The hard disk type information that backplane controller 2 is used to will acquire is uploaded to trip link actuator 3；
After backplane controller 2 receives IF_DET# and PRSNT0#, it can be determined according to IF_DET# and PRSNT0#
The type of hard disk out.The hard disk type determined is uploaded to upper trip link actuator 3.
Wherein, the I by being arranged between upper trip link actuator 3 and backplane controller 22C bus transfer hard disk type information.
In the present embodiment, backplane controller 2 is Complex Programmable Logic Devices (Complex Programmable Logic
Device, CPLD) or field programmable gate array (Field-Programmable Gate Array, FPGA).In other realities
Applying can also use small-sized multichannel process device MCPU as backplane controller 2 in example.
Upper trip link actuator 3 is connect with three mould cards (Tri-mode card), the hard disk class for sending backplane controller 2
Type information is uploaded to Tri-mode card, and receives the interactive signal that Tri-mode card is exported based on the hard disk type information, will
The interactive signal received is issued to hard disk connector 1, to interact with the hard disk.
In the present embodiment, upper trip link actuator 3 realizes the connection with mainboard by Tri-mode card, and mainboard provides PCIEX8 letter
Number Tri-mode card is given, then Tri-mode card is according to the hard disk type information of the hard disk backboard connection received, by PCIEX8
Signal is converted into signal corresponding with hard disk type, and is sent to hard disk, realizes the interaction between hard disk.Upper trip link actuator 3
For OCulink connector or Slimline connector.
Tri-mode card is to support the storage medium based on SAS signal, the storage medium based on SATA signal and be based on
The board of the storage medium of PCIE signal directlys adopt the board of technology maturation in the present embodiment.
Backplane controller 2 passes through the I being arranged between backplane controller 2 and upper trip link actuator 32C bus is by hard disk type
Information is sent to trip link actuator 3, and then hard disk type information is uploaded to Tri-mode card.
Tri-mode card determines hard disk type according to the hard disk type information received, and is handed over based on hard disk type output
Mutual signal.
If hard disk is NVMe hard disk, the interactive signal includes clock signal, reset signal and read-write；
If hard disk is SAS/SATA hard disk, the interactive signal includes read-write.
For the different content for including in interactive signal, the mode for being issued to hard disk connector 1 is different.Specifically,
The channel interacted for the two being arranged between upper trip link actuator and backplane controller is referred to as sideband signals transmission channel,
In, sideband signals transmission channel includes an I2C bus and a plurality of I/O route.I2C bus be used for backplane controller with
Hard disk information is transmitted between trip link actuator, hard disk information includes the company-information etc. of the type information of hard disk, hard disk.One I/O
Route (PERST#) is used to host being transmitted to backplane controller by the reset signal that upper trip link actuator exports.
In the present embodiment, I/O route further includes the route (BP_TYPE) for being used for transmission backboard type information, is used for
Backboard type information in backplane controller is transmitted to upper trip link actuator；One is used for transmission the route of hard disk connection status
(CHANGE_DETECT#), for the hard disk connection state information in backplane controller to be transmitted to upper trip link actuator.Wherein, firmly
Disk connection status includes: connection, disconnection, change.
The channel interacted for the two being arranged between backplane controller and hard disk connector is also referred to as sideband signals transmission
Channel.5 I/O routes are specifically included, the first I/O route (SMBUS0) between backplane controller and hard disk connector for passing
Defeated hard disk information.The hard disk information that specific transmission process can be hard disk connector and will acquire is sent to backplane controller, can also
To be that backplane controller actively obtains hard disk information from hard disk connector.2nd I/O route (IF_DET#) and the 3rd I/O
Route (PRSNT0#) is respectively used to the IF_DET# signal of hard disk and PRSNT0# signal being sent to backplane controller.4th I/O
After route (PERST0#) receives the reset signal of mainboard transmission for backplane controller, is sent to hard disk connector and reset letter
Number.After 5th I/O route (ACTIVITY) connects upper hard disk for hard disk connector, sends and activate to backplane controller
ACTIVITY signal.
It is logical that the channel interacted for the two being arranged between upper trip link actuator and hard disk connector is known as high speed transmission of signals
Road, wherein high speed transmission of signals channel includes two, and the first high speed transmission of signals channel is used for when hard disk is NVMe hard disk,
Transmit the clock signal of specific frequency；Second high speed transmission of signals channel (High Speed Signal) is used for Tri-mode card
The transmission of data is read and write between hard disk.
In the present embodiment, the concrete mode of the first high speed transmission of signals channel transfer clock signal is that clock regtster 6 connects
After the clock signal for receiving the output of Tri-mode card, according to the hard disk quantity for being connected to hard disk backboard, clock signal it will turn all the way
It is changed to multipath clock signal, multipath clock signal is sent to hard disk connector 1, so that respectively each hard disk provides clock letter
Number.Wherein, clock signal is the clock signal of 100MHz.
Indicator light 4 is connect with backplane controller 2, for according to backplane controller 2 receive from hard disk connector 1
After activating ACTIVITY signal, instruction hard disk is active；Be also used to be received according to backplane controller 2 comes from uplink
After the positioning locate signal of connector 3, the hard disk on the backboard is positioned, realizes positioning function；It is connect according to backplane controller 2
After the error error signal from upper trip link actuator 3 received, mistake occurs for instruction hard disk.Wherein, locate and error
It is all via I2C bus is sent to backplane controller 2.
Optionally, 3 indicator lights are provided in the present embodiment, for lighting different instructions when receiving different signals
Lamp.Meanwhile the color of 3 indicator lights can be different, allow and intuitively determine disk state according to color.
The input terminal of power connector 5 connects power supply, and the output end of power connector 5 connect with hard disk connector 1, is used for
The power supply signal of 12V, 5V and 3.3V are provided to hard disk.
Asset management unit F RU 6 is connect with backplane controller 2, for storing the distributed intelligence of backplane controller 2.
The distributed intelligence includes the number for the backplane controller connecting with mainboard, on backboard where each backplane controller
The hard disk number of connection and the type information of each hard disk.Optionally, the distributed intelligence is tieed up in the form of table table
Shield.
From above-mentioned technical proposal it is found that in compared to the prior art for based on SAS/SATA signal storage medium and
Storage medium based on PCIE signal, is provided separately hard disk backboard, and upstream ends using different SAS/RAID card or
The scheme that PCIE-switch card is extended and transmits, hard disk backboard disclosed in the present embodiment are arranged based on SFF-8639 agreement
Hard disk connector, and backplane controller, upper trip link actuator are set on pcb board, upper trip link actuator and Tri-mode card connect, and make
Obtaining can be connect by hard disk connector with different types of hard disk, and after connecting upper hard disk, the type information of hard disk is passed through
The hard disk connector is sent to backplane controller, is uploaded to the type information of hard disk using upper trip link actuator and connects with uplink
The Tri-mode card of device connection is connect, so that exporting interaction letter according to the type of hard disk after the type of the determining hard disk of Tri-mode card
Number, interactive signal is being issued to hard disk via upper trip link actuator, backplane controller and hard disk connector respectively, with complete with
The interaction of different type hard disk.Due to via hard disk backboard, Tri-mode card can be with the different type that is connected to hard disk backboard
Hard disk interacts, so that hard disk backboard can be adapted for different types of hard disk, therefore improves the versatility of hard disk backboard.
Disclosed hard disk backboard based on the above embodiment, the present embodiment also disclose a kind of clothes using above-mentioned hard disk backboard
Business device, it is shown in Figure 4, it is the structural schematic diagram of server in the present embodiment, the server includes:
Mainboard (MB) 401, Tri-mode card 402 and hard disk backboard (BP) 403；
Tri-mode card 402 is separately connected mainboard 401 and hard disk backboard 403；Wherein, hard disk backboard 403 is used for and SAS/
At least one hard disk connection in SATA hard disc, NVMe hard disk.
Since the hard disk backboard in server is suitable for different types of hard disk, the storage medium of server is selected
A plurality of types of hard disks are selected, the support of server storage is increased.And storage demand needed for different product is different, causes to use
Storage media types it is different, different types of hard disk can be adapted for by server in this present embodiment, therefore server can
To increase server competitiveness, while increasing server flexible configuration ability for manufacturing a variety of different products.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.The device provided for embodiment
For, since it is corresponding with the method that embodiment provides, so being described relatively simple, related place is said referring to method part
It is bright.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The foregoing description of the disclosed embodiments can be realized those skilled in the art or using the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
It is formed on the embodiments shown herein, and is to fit to consistent with the principles and novel features disclosed in this article widest
Range.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of design method of hard disk backboard characterized by comprising
Hard disk is connected by hard disk connector；Wherein, the hard disk is NVMe hard disk or SAS/SATA hard disk；
The corresponding type information of the hard disk of connection is sent to backplane controller by the hard disk connector；
The type information that the backplane controller will acquire is uploaded to three mould cards by upper trip link actuator, so that described three
Mould card exports interactive signal according to the type information；
After the upper trip link actuator receives the interactive signal of the three moulds card output, the interactive signal is issued to institute
Hard disk connector is stated, to interact with the hard disk.
2. the method according to claim 1, wherein the upper trip link actuator receives the described of three mould cards output
After interactive signal, the interactive signal is issued to the hard disk connector, includes: to be interacted with the hard disk
If the hard disk of connection is NVMe hard disk, the interactive signal includes clock signal, reset signal and read-write；
By the sideband signals transmission channel being arranged between the upper trip link actuator and the backplane controller, by the reset
Signal is sent to the backplane controller；
The backplane controller passes through the sideband signals transmission being arranged between the backplane controller and the hard disk connector
The reset signal is sent to the hard disk connector by channel；
By the high speed transmission of signals channel being arranged between the upper trip link actuator and the hard disk connector, by the clock
Signal and read-write are issued to the hard disk connector.
3. the method according to claim 1, wherein after the upper trip link actuator receives the interactive signal,
The interactive signal is issued to the hard disk connector, includes: to be interacted with the hard disk
If the hard disk of connection is SAS/SATA hard disk, the interactive signal includes read-write；
By the high speed transmission of signals channel being arranged between the upper trip link actuator and the hard disk connector, by the read-write
Signal is issued to the hard disk connector.
4. a kind of hard disk backboard characterized by comprising
Hard disk connector, backplane controller and upper trip link actuator；
The hard disk connector sends hard disk type to the backplane controller for connecting hard disk, and after connecting upper hard disk
Information；Wherein, the hard disk is NVMe hard disk or SAS/SATA hard disk；
The hard disk type information that the backplane controller is used to will acquire is uploaded to the upper trip link actuator；
The upper trip link actuator is connect with three mould cards, and the hard disk type information for sending the backplane controller uploads
The extremely three moulds card, and receive the interactive signal that the three moulds card is exported based on the hard disk type information, the institute that will be received
It states interactive signal and is issued to the hard disk connector, to be interacted with the hard disk.
5. backboard according to claim 4, which is characterized in that the hard disk backboard further include high speed transmission of signals channel and
Sideband signals transmission channel；
The high speed transmission of signals channel is arranged between the upper trip link actuator and the hard disk connector, is used for described hard
Disk connector transmits clock signal and read-write；
The sideband signals transmission channel is arranged between the backplane controller and the hard disk connector, is used for from described hard
Disk connector obtains the hard disk type information for being connected to the hard disk connector and sends hard disk to the hard disk connector and answers
Position signal；
The sideband signals transmission channel is additionally arranged between the upper trip link actuator and the backplane controller, is used for from described
Backplane controller obtains the hard disk type information for being connected to the hard disk connector and sends hard disk to the backplane controller
Reset signal；Wherein, for obtaining the side for being connected to the hard disk type information of the hard disk connector from the backplane controller
Band signal transmission channel is I2C bus is different from the hard disk for obtaining from the backplane controller and being connected to the hard disk connector
Other sideband signals transmission channels of the sideband signals transmission channel of type information are the channel I/O.
6. backboard according to claim 4 or 5, which is characterized in that further include indicator light；
The indicator light is connect with the backplane controller, comes from the hard disk for what is received according to the backplane controller
After the activation signal of connector, instruction hard disk is active；
After the positioning signal from the upper trip link actuator for being also used to receive according to the backplane controller, the back is positioned
Hard disk on plate.
7. backboard according to claim 4 or 5, which is characterized in that further include: power connector, the power connector
Input terminal connects power supply, and the power connector output end is connect with the hard disk connector, for providing to the hard disk
The power supply signal of 12V, 5V and 3.3V.
8. backboard according to claim 4 or 5, which is characterized in that further include: clock regtster, the clock regtster
It is arranged between the upper trip link actuator and the hard disk connector, for converting the clock letter of the upper trip link actuator output
Number, and hard disk connector connection be NVMe hard disk when the clock signal of conversion is issued to the hard disk connector.
9. backboard according to claim 4 or 5, which is characterized in that further include: asset management unit F RU, the FRU with
The backplane controller connection, for storing the distributed intelligence of the backplane controller.
10. a kind of server characterized by comprising
Mainboard, three mould cards and hard disk backboard；
The three moulds card is separately connected the mainboard and the hard disk backboard；Wherein, the hard disk backboard connects hard disk, described hard
Disk is NVMe hard disk or SATA hard disc.
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| CN201810959299.1A CN109164884B (en) | 2018-08-22 | 2018-08-22 | Design method of hard disk backboard, hard disk backboard and server |
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| CN201810959299.1A CN109164884B (en) | 2018-08-22 | 2018-08-22 | Design method of hard disk backboard, hard disk backboard and server |
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