CN108763126A - A kind of hard disk backboard for supporting EDSFF-1C standards - Google Patents
A kind of hard disk backboard for supporting EDSFF-1C standards Download PDFInfo
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- CN108763126A CN108763126A CN201810531597.0A CN201810531597A CN108763126A CN 108763126 A CN108763126 A CN 108763126A CN 201810531597 A CN201810531597 A CN 201810531597A CN 108763126 A CN108763126 A CN 108763126A
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- Prior art keywords
- solid state
- connector
- hard disk
- state disk
- cpld
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Classifications
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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
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- 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
- G06F13/4004—Coupling between buses
- G06F13/4009—Coupling between buses with data restructuring
- G06F13/4018—Coupling between buses with data restructuring with data-width conversion
-
- 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
-
- 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
- G06F2213/0026—PCI express
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The embodiment of the invention discloses a kind of hard disk backboards for supporting EDSFF-1C standards, including back panel connector, CPLD, solid state disk connector and the MOS cell being set on backboard, wherein, the back panel connector is communicated to connect with the solid state disk connector by CPLD；The back panel connector connects mainboard, and the solid state disk connector connects solid state disk；The solid state disk connector is EDSFF-1C solid state disk connectors；The MOS cell is connect with CPLD, is used for state of a control indicator light.It is connected by CPLD between dorsulum of embodiment of the present invention connector and solid state disk connector, back panel connector is connect with mainboard, receive the coherent signal from mainboard, then the signal of parsing is sent to solid state disk through solid state disk connector after being parsed by CPLD, to realize the information exchange under EDSFF-1C standards between solid state disk and mainboard, the hard disk backboard for meeting EDSFF-1C standards is provided.
Description
Technical field
The present invention relates to hard disk backboard technical fields, more particularly to a kind of hard disk backboard for supporting EDSFF-1C standards.
Background technology
The transmission speed of server is higher and higher with the requirement of Internet service, and for storage, it is current universal
It uses and data transfer is carried out by PCIE high speed signals, with the development of PCIE high speed interconnections, be suitable for the high speed of PCIE
Connector also continuous improving performance and reduce space, in order to more high density faster this target of transmission data constantly update development,
In the interconnection of PCIE GEN3 and GEN4 high speed signals and interface section, EDSFF tissues have been issued a kind of based on SFF-TA-1002
The interface of the physical aspect of specification has been related to the different definition of 1C, 2C, 4C, wherein 1C refers to a kind of interface of PCIE signal
Form, a kind of interface form for the PCIEX8 that 2C refers to, a kind of interface form for the PCIEX16 that 4C refers to.
However, hard disk backboard in the prior art is the hard disk back of the body of the NVMe definition standard interfaces based on PCIE GEN3
Plate, there has been no the hard disk backboards developed for EDSFF-1C.
Invention content
A kind of hard disk backboard for supporting EDSFF-1C standards is provided in the embodiment of the present invention, to solve to lack in the prior art
The problem of supporting the hard disk backboard of EDSFF-1C standards less.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions：
First aspect present invention provide it is a kind of supporting the hard disk backboard of EDSFF-1C standards, including be set on backboard
Back panel connector, CPLD, solid state disk connector and MOS cell, wherein the back panel connector connects with the solid state disk
Device is connect to communicate to connect by CPLD；The back panel connector connects mainboard, and the solid state disk connector connects solid state disk；Institute
It is EDSFF-1C solid state disk connectors to state solid state disk connector；The MOS cell is connect with CPLD, is referred to for state of a control
Show lamp.
Preferably, the back panel connector includes Oculink connectors and Slimline connectors.
Preferably, the hard disk backboard further includes PCIE conversion chips, and the PCIE conversion chips input terminal connects backboard
PCIE signal signal that connector is sent out, output end connect solid state disk connector.
Preferably, the hard disk backboard further include be clock extended chip, it is described be clock extended chip input terminal connect
Connect clock signal, the output end connection solid state disk connector of mainboard.
Preferably, the hard disk backboard includes multiple solid state disk connectors and MOS cell, the solid state disk connector
It is equal to the number for carrying solid state disk with the number of MOS cell.
Preferably, the CPLD is used to believe SMBUS signals, PERST signals and PWRDIS from back panel connector
Number carry out parsing extension.
Preferably, the hard disk backboard further includes power connector, and the power connector connects with solid state disk connector
It connects.
By above technical scheme as it can be seen that the present invention includes back panel connector and EDSFF-1C standard solid state hard disks is supported to connect
Device is connect, is connected by CPLD between back panel connector and solid state disk connector, back panel connector is connect with mainboard, receives to come from
The signal of parsing is sent to solid-state by the coherent signal of mainboard after then being parsed by CPLD through solid state disk connector
Hard disk sends a signal to CPLD, CPLD is through solution when hard disk needs to rotate into row communication to mainboard by solid state disk connector
Mainboard is sent to by back panel connector again after analysis, to realize the letter under EDSFF-1C standards between solid state disk and mainboard
Breath interaction, provides the hard disk backboard for meeting EDSFF-1C standards.
Description of the drawings
It is illustrated more clearly that the embodiment of the present invention or technical solution in the prior art, it below will be to embodiment or existing
Attached drawing is briefly described needed in technology description, it should be apparent that, for those of ordinary skills,
Without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of hard disk backboard for supporting EDSFF-1C standards provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the hard disk backboard of another support EDSFF-1C standards provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the hard disk backboard of another support EDSFF-1C standard provided in an embodiment of the present invention.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work, should all belong to protection of the present invention
Range.
Referring to Fig. 1, for a kind of structural representation for the hard disk backboard for supporting EDSFF-1C standards provided in an embodiment of the present invention
Figure, as shown in Figure 1, the hard disk backboard provided in an embodiment of the present invention for supporting EDSFF-1C standards, including back panel connector,
CPLD, solid state disk connector, MOS cell and status indicator lamp.
Back panel connector, CPLD, solid state disk connector, MOS cell and status indicator lamp may be contained on backboard,
In, the back panel connector is communicated to connect with the solid state disk connector by CPLD；The back panel connector connects mainboard,
The solid state disk connector connects solid state disk；The solid state disk connector is EDSFF-1C solid state disk connectors；Institute
It states MOS cell to connect with CPLD, is used for state of a control indicator light.
1C defined in the SFF-TA-1002 standards of EDSFF tissue publications is a kind of different from existing hard disk backboard interface
New interface form, under EDSFF-1C standards the hard disk backboard and solid state disk of EDSFF-1C standards (use) realize
Communication between hard disk and host, it is necessary to the information exchange between hard disk and hard disk is realized, because using EDSFF-1C standards
Hard disk can be by the direct insertion connection of golden finger, therefore, as long as realizing that hard disk backboard interconnector can with interface convertor interface
To realize information exchange, therefore, back panel connector, CPLD and solid state disk are provided in the embodiment of the present invention on backboard
Connector, wherein solid state disk connector is the connector using EDSFF-1C standards, can be with use EDSFF-1C standards
Hard disk realizes that connection, back panel connector are connected with solid state disk connector by CPLD, and back panel connector is connect with mainboard, receives
Signal from mainboard is simultaneously sent to CPLD, and corresponding signal is carried out parsing and converts out suitable solid state disk connector and connect by CPLD
The signal received simultaneously is sent to solid state disk connector, to realize that the information between mainboard and EDSFF-1C standard solid state hard disks is handed over
Mutually, meanwhile, CPLD is sent to MOS cell after being parsed to the SMBus signals that uplink head is sent, and passes through MOS cell control
Status indicator lamp processed.
Signal conversion process when now carrying out information exchange between hard disk and mainboard in hard disk backboard is briefly described,
Because the signal of CPLD processing is obtained by back panel connector from mainboard, therefore is no longer individually for the acquisition modes of signal
It illustrates.
CPLD receives the PERST signals that upstream plant is sent, and carrying out debounce, (noise etc. for removing the paths such as cable avoids missing
Operation avoids restarting for unexpected triggering EDSFF-SSD) PERST0# signals are converted to, and it is sent to solid state disk connector.
SMBUS is signally attached to the ends CPLD, is converted to SMBUS# signals and SMBRST# signals by CPLD, SMBUS is collected
The all devices information of solid state disk simultaneously transmits VPP point modulating signals to CPLD, and SMBRST# signals are for resetting in EDSFF SSD
The I2C equipment in portion can be shown that SMBUS# signals are two-way signaling by the effect of SMBUS# signals and SMBRST# signals,
SMBRST# signals are one way signal.
PWRDIS is that instruction notification signal is converted to PWRDIS# signals by CPLD, for notifying the connections such as solid state disk
Equipment, P12V preparations turn off and no longer power.
Above-mentioned signal is the coherent signal sent from mainboard direction to solid state disk direction, simultaneously as mainboard and hard disk
Between information exchange be mutual, therefore also include the signal sent from hard disk direction to mainboard direction.
Solid state disk connector sends PRSNT0# signals as the mark that hard disk is in place and is inserted into, this signal hair in place
It is fed to CPLD, it is unified after being collected by CPLD to return to upstream plant through back panel connector by SMBUS, exist as solid state disk
Basis for estimation whether position.
LED/ACT signals are multiplexed signals, when its as LED signal in use, be upstream plant control downlink solid-state it is hard
Indicator light on disk is opened or is closed；It is that the solid state disk of downlink is uploaded to CPLD, CPLD processing when as ACT signal
The either on or off lamp action of Active indicator lights is carried out afterwards.
Back panel connector described in the embodiment of the present invention includes Oculink connectors and Slimline connectors, Ke Yigen
It is flexibly selected according to the type of upstream plant.
Referring to Fig. 2, the structure for the hard disk backboard of another support EDSFF-1C standards provided in an embodiment of the present invention is shown
It is intended to, as shown in Figure 2.The hard disk backboard further includes PCIE conversion chips and is clock extended chip.
PCIE signal signal, the output end that the PCIE conversion chips input terminal connection back panel connector is sent out connect solid-state
Hard disk connector, the clock signal of the input terminal connection mainboard for being clock extended chip, output end connection solid state disk connect
Connect device.
In addition to the above-mentioned signal through CPLD, hard disk backboard also needs to PCIE signal signal and clock in normal work
Signal, PCIE signal signal and clock signal are sent by back panel connector after mainboard acquisition, are not required to by CPLD, and
Multiple solid state disk connectors can be provided on each backboard, because the control signal of solid state disk connector is sent by CPLD,
CPLD can simultaneously be extended signal when carrying out signal conversion, and connecting machine to multiple solid state disks sends coherent signal,
But because of PCIE signal signal and clock signal without CPLD, and it is different according to design, Oculink connectors (or
Slimline connectors) PCIEX8 signals (or PCIEX4 signals) can only be sent, and the pin numbers of two kinds of connectors are different, because
This, which needs PCIE conversion chips are arranged, converts PCIE signal, when solid state disk connector and back panel connector quantity not phase
Whens equal, setting clock extended chip is needed to be extended clock signal.
In summary, on each hard disk backboard on be provided with multiple solid state disk connectors, and solid state disk connector
Quantity is equal to the quantity for the solid state disk that the hard disk backboard can carry, to enable solid state disk connector and solid state disk
It corresponds, but the setting quantity of back panel connector and CPLD can voluntarily be determined by user, setting numerical lower limits are 1,
The quantity for the solid state disk that the upper limit can carry for the hard disk backboard, and the quantity of back panel connector and CPLD can be unequal,
But it needs to ensure, back panel connector and the CPLD of setting are both needed to be connected with uplink signal and downlink signal.When setting for back panel connector
When setting the quantity for the solid state disk that quantity can be carried less than the hard disk backboard need to set PCIE conversion chips be clock
Extended chip is extended PCIE signal signal and clock signal.
Because each solid state disk has one group of status indicator lamp, therefore, the MOS cell being connect with status indicator lamp is set
It sets quantity and is also equal to hard disk backboard solid state disk number mounted.
Referring to Fig. 3, the structure for the hard disk backboard of another support EDSFF-1C standard provided in an embodiment of the present invention is shown
It is intended to, the hard disk backboard as shown in Figure 3 further includes power connector, and the power connector connects with solid state disk connector
It connects.
The power supply of connection is converted to P12V and P3.3V_AUX by power connector, is sent to solid state disk connector, for solid
State hard disk works normally.
The present invention includes back panel connector and supports EDSFF-1C standard solid state hard disk connectors, back panel connector and solid
It is connected by CPLD between state hard disk connector, back panel connector is connect with mainboard, receives the coherent signal from mainboard, then
The signal of parsing is sent to solid state disk through solid state disk connector after being parsed by CPLD, when hard disk is needed to master
When plate rotates into row communication, CPLD is sent a signal to by solid state disk connector, CPLD is connected by backboard again after parsing
Device is sent to mainboard, to realize the information exchange under EDSFF-1C standards between solid state disk and mainboard, provides satisfaction
The hard disk backboard of EDSFF-1C standards.
The above is only the specific implementation mode of the present invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (7)
1. a kind of hard disk backboard for supporting EDSFF-1C standards, which is characterized in that including be set on backboard back panel connector,
CPLD, solid state disk connector and MOS cell, wherein the back panel connector passes through with the solid state disk connector
CPLD is communicated to connect；The back panel connector connects mainboard, and the solid state disk connector connects solid state disk；The solid-state is hard
Disk connector is EDSFF-1C solid state disk connectors；The MOS cell is connect with CPLD, is used for state of a control indicator light.
2. hard disk backboard according to claim 1, which is characterized in that the back panel connector includes Oculink connectors
With Slimline connectors.
3. hard disk backboard according to claim 1, which is characterized in that the hard disk backboard further includes PCIE conversion chips,
PCIE signal signal, the output end that the PCIE conversion chips input terminal connection back panel connector is sent out connect solid state disk connection
Device.
4. hard disk backboard according to claim 1, which is characterized in that the hard disk backboard further include be clock extension core
Piece, the clock signal of the input terminal connection mainboard for being clock extended chip, output end connection solid state disk connector.
5. hard disk backboard according to claim 1, which is characterized in that the hard disk backboard includes multiple solid state disk connections
The number of device and MOS cell, the solid state disk connector and MOS cell is equal to the number for carrying solid state disk.
6. hard disk backboard according to claim 1, which is characterized in that the CPLD is used for from back panel connector
SMBUS signals, PERST signals and PWRDIS signals carry out parsing extension.
7. according to any hard disk backboards of claim 1-6, which is characterized in that the hard disk backboard further includes power supply connection
Device, the power connector are connect with solid state disk connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531597.0A CN108763126A (en) | 2018-05-29 | 2018-05-29 | A kind of hard disk backboard for supporting EDSFF-1C standards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531597.0A CN108763126A (en) | 2018-05-29 | 2018-05-29 | A kind of hard disk backboard for supporting EDSFF-1C standards |
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| CN108763126A true CN108763126A (en) | 2018-11-06 |
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| CN201810531597.0A Pending CN108763126A (en) | 2018-05-29 | 2018-05-29 | A kind of hard disk backboard for supporting EDSFF-1C standards |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474990A (en) * | 2020-03-08 | 2020-07-31 | 苏州浪潮智能科技有限公司 | Hard disk backboard |
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| TW201531851A (en) * | 2013-12-24 | 2015-08-16 | Hon Hai Prec Ind Co Ltd | Light controlling system and electronic device having same |
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| CN111474990A (en) * | 2020-03-08 | 2020-07-31 | 苏州浪潮智能科技有限公司 | Hard disk backboard |
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