CN109976817A - A kind of hard disk backboard, hard disk control method and server - Google Patents
A kind of hard disk backboard, hard disk control method and server Download PDFInfo
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- CN109976817A CN109976817A CN201910235445.0A CN201910235445A CN109976817A CN 109976817 A CN109976817 A CN 109976817A CN 201910235445 A CN201910235445 A CN 201910235445A CN 109976817 A CN109976817 A CN 109976817A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
Abstract
The present invention relates to server technology field, providing a kind of hard disk backboard, hard disk control method and server, the hard disk backboard includes Expander plate, and Expander plate passes through cascading connectors and connects grade united dish position；First cascade end is connected in series to detecting power supply by resistance, and the second cascade end judges the hard disk number in place of grade united dish position by the voltage change at the first cascade of detecting end for cascading hard disk, Complex Programmable Logic Devices；Complex Programmable Logic Devices is connect with Expander board communications, for sending Expander plate for the hard disk number in place of grade united dish position, so that Expander plate is ranked up grade united dish position and intrinsic disk position according to the hard disk number in place of grade united dish position.It realizes and is changed by the dynamic monitoring of Expander plate with rear hard disk quantity, and management is ranked up to hard disk disk position, effectively increase the flexibility of hard disk configuration.
Description
Technical field
The invention belongs to server technology field more particularly to a kind of hard disk backboards, hard disk control method and server.
Background technique
Array (the Redundant Arrays of Independent with redundant ability constituted due to independent disk
Drives, RAID) expensive and port is limited, in server storage configuration, often use SAS Expander (English:
Serial Attached SCSI Expander, Chinese: serial SCSI expander) backboard, for doing the extension of SAS port.But
Be inventors discovered through research that, the sequence of the port Expander be it is pre-set, match or connection type when server changes
When different, it is necessary to reconfigure.
Therefore the technical issues of how improving hard disk configuration flexibility, be those skilled in the art's urgent need to resolve.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of hard disk backboard, hard disk control method and servers, use
In solving the problems, such as that hard disk configuration flexibility is poor in the prior art.
According to the first aspect of the invention, the embodiment of the present invention provides a kind of hard disk backboard, including Expander plate, described
Expander plate is equipped with several intrinsic disk positions, and the Expander plate also connects grade united dish position by cascading connectors；
First cascade end of the cascading connectors is connected in series to detecting power supply by resistance, and the second of the cascading connectors
Cascade end is for cascading hard disk, and first cascade end is also electrically connected with the Complex Programmable Logic Devices, so that described multiple
Miscellaneous programmable logic device judges the hard disk number in place of grade united dish position by the voltage change at the first cascade of detecting end；
The Complex Programmable Logic Devices is connect with the Expander board communications, for grade united dish position to exist
Position hard disk number is sent to Expander plate, so that the Expander plate is according to grade united dish position.
Hard disk number in place is ranked up grade united dish position and intrinsic disk position.
Optionally, which further includes the power switch with the grade united dish bit serial:
The programmable logic device is used for when the voltage for detecting the first cascade end is first threshold voltage, and closing should
The power switch that first cascade end is connected, to cut off the hard disk power supply of the first cascade end connection；When detecting the first cascade
When the voltage at end is second threshold voltage, the power switch that the first cascade end is connected is opened, to connect to the first cascade end
The hard disk power supply connect.
Optionally, which further includes the power switch with the intrinsic disk bit serial:
The programmable logic device is used for when receiving the airborne signals of intrinsic disk position, and it is right to close airborne signals institute
Should intrinsic disk position power switch, powered with cutting off the hard disk of intrinsic disk position corresponding to the airborne signals；
When receiving the signal in place of intrinsic disk position, power switch corresponding to the signal in place is opened, with to the sky
The corresponding hard disk power supply of information carrying number.
Optionally, the power switch is series between motherboard power supply and hard disk transformer.
Optionally, the Expander plate is used for, when receive programmable logic device transmission hard disk number in place be N,
And intrinsic disk digit is when being M, successively define intrinsic disk position be N+1, N+2 ..., N+M, wherein N is integer, and M is positive integer.
According to the second aspect of the invention, the embodiment of the present invention also provides a kind of hard disk control method, includes the following steps:
Programmable logic device judges the hard disk number in place of grade united dish position according to the voltage change at the first cascade end, and by institute
It states hard disk in place and is sent to Expander plate；The Expander plate is according to the hard disk number in place, to grade united dish position and admittedly
There is disk position to be ranked up.
Optionally, this method further include:
The programmable logic device when the voltage for detecting the first cascade end is first threshold voltage, close this first
The power switch that cascade end is connected, to cut off the hard disk power supply of the first cascade end connection；When detecting the first cascade end
When voltage is second threshold voltage, the power switch that the first cascade end is connected is opened, with what is connected to the first cascade end
Hard disk power supply.
Optionally, this method further include:
The programmable logic device is closed solid corresponding to the airborne signals when receiving the airborne signals of intrinsic disk position
There is the power switch of disk position, to cut off the hard disk power supply of intrinsic disk position corresponding to the airborne signals；
When receiving the signal in place of intrinsic disk position, power switch corresponding to the signal in place is opened, with to the sky
The corresponding hard disk power supply of information carrying number.
Optionally, this method further includes that the Expander plate ought receive the in place hard of programmable logic device transmission
When disk number is N and intrinsic hard disk disk digit is M, successively define hard disk disk position be N+1, N+2 ..., N+M, wherein N is integer,
M is positive integer.
According to the third aspect of the invention we, the embodiment of the present invention also provides a kind of server, including above-described embodiment is retouched
The hard disk backboard stated.
In embodiments of the present invention, which includes Expander plate, and the Expander plate is solid equipped with several
There is disk position, the Expander plate also connects grade united dish position by cascading connectors；First cascade end of the cascading connectors
It is connected in series to detecting power supply by resistance, the second cascade end of the cascading connectors is for cascading hard disk, first cascade end
It is also electrically connected with the Complex Programmable Logic Devices, so that the Complex Programmable Logic Devices passes through the first cascade of detecting end
Voltage change judge the hard disk number in place of grade united dish position；The Complex Programmable Logic Devices and the Expander board communications
Connection, for sending Expander plate for the hard disk number in place of grade united dish position, so that the Expander plate is according to grade
The hard disk number in place of united dish position is ranked up grade united dish position and intrinsic disk position.Expander plate dynamically can monitor to change and match in this way
Hard disk quantity afterwards, and management is ranked up to hard disk disk position, effectively increase the flexibility of hard disk configuration.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of hard disk backboard provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of hard disk control method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of another hard disk control method provided in an embodiment of the present invention；
Fig. 4 is the flow diagram of another hard disk control method provided in an embodiment of the present invention.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate of the invention, technical solution, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
The structural schematic diagram that Fig. 1 shows adaptive hard disk backboard provided by the invention is only given in figure for ease of description
Part related to the embodiment of the present invention is gone out.
Hard disk backboard includes Expander plate, and the Expander plate is equipped with several intrinsic disk positions, for connecting hard disk.
In the specific implementation, an interface connector, such as SFF- usually used at present can be equipped on each hard-disk slots
8680 etc., each interface connector is connect by SASX1 line with Expander plate, in this way, hard disk may be coupled to the interface
Connector, to realize access.
The Expander plate also connects grade united dish position by cascading connectors, in embodiments of the present invention, with the company of cascade
It connects for device connects 4 grade united dish positions and is described in detail.
First cascade end of the cascading connectors may include Pin1, Pin2, Pin3 and Pin4 totally 4 cascade end difference
Corresponding 4 grade united dish positions are connected in series to detecting power supply VCC by resistance R, when the hard disk at the second cascade end of the cascading connectors
When in place, due to second cascade end ground connection, can by it is corresponding first cascade end voltage pull-down, and this first cascade end also with
Complex Programmable Logic Devices electrical connection, such Complex Programmable Logic Devices can be become by the voltage at the first cascade of detecting end
Change judge grade united dish position hard disk in bit quantity.Specifically, when Complex Programmable Logic Devices detects the electricity at the first cascade end
When pressure is higher than first threshold voltage, i.e. it is not in place then to characterize hard disk for high-voltage state；When Complex Programmable Logic Devices detects
When the voltage at the first cascade end is lower than second threshold voltage, i.e. it is in place then to characterize hard disk for low-voltage state.
The Expander plate may further by GPIO (English: General Purpose Input/Output, in
Text: universal input output) line and Complex Programmable Logic Devices (Complex Programmable Logic Device,
CPLD it) communicates to connect, the Expander plate can be used three GPIO lines and patrol with complex programmable in embodiments of the present invention
Device is collected to be connected.By the situation in place of the low and high level state representation grade united dish position of three GPIO elder generation lines, referring to table one:
| Grade united dish position is in bit quantity | GPIO 1 | GPIO 2 | GPIO 3 |
| 0 | 0 | 0 | 0 |
| 1 | 0 | 0 | 1 |
| 2 | 0 | 1 | 0 |
| 3 | 0 | 1 | 1 |
| 4 | 1 | 0 | 0 |
As shown in Table 1, programmable logic device by GPIO 1, GPIO 2 and 3 three GPIO lines of GPIO with
Expander board communications connection, when GPIO 1, GPIO 2 and GPIO 3 signal be respectively 0,0,0) and when characterization grade united dish position exist
Bit quantity is 0, and characterization grade united dish position is 1 etc. in bit quantity when { 0,0,1 }.
In addition, the interface connector of all intrinsic disk positions and/or cascade hard disk disk position can be compiled with the complexity
The connection of journey logical device passes through the first cascade end voltage change, programmable logic device energy firstly, for cascade hard disk disk position
Enough judge the disk position in place in grade united dish position.Moreover, interface connector equally can detect hard disk it is in place when, will be to can compile
It is in one exemplary embodiment airborne signals when Present# signal is 1 that journey logical device, which sends Present# signal,
It is not in place to characterize hard disk, is signal in place when Present# signal is 0, characterization hard disk is in place.Through the above configuration, it may be programmed
Logical device can monitor the hard disk situation in place of each grade of united dish position and intrinsic disk position.
In order to further increase configuration flexibility, when certain hard disks are powered off, the embodiment of the present invention is also provided
A kind of hard disk backboard controls the power supply power supply of each disk position, moreover, because the electrical port of non-disk position in place is opened,
By closing the power supply supply of non-disk position in place, can improve a saving energy consumption.
See also Fig. 1, all grade united dish positions and/or intrinsic disk position are connected with power switch, are implemented in the present invention
In example, which can be EFUSE (Chinese: electrical fuse), and the power switch can be connected on motherboard power supply with
Between each grade of united dish position and/or intrinsic disk position, to realize power switch to grade united dish position and/or intrinsic disk position for automatically controlled
System.In a preferred embodiment, which can be connected between motherboard power supply and hard disk transformer, in this way can be
More device stand-by power consumptions are reduced when cutting off the power.
In the specific implementation, the Complex Programmable Logic Devices obtains grade united dish position hard disk and intrinsic disk position hard disk
In bit quantity, and export PWR_EN# signal, the EFUSE of respective disc position is opened in control when PWR_EN# is 0, to respective disc position
Hard disk power supply, when PWR_EN# is 1, the EFUSE of respective disc position is closed in control, is powered off to the hard disk of respective disc position, and function is saved
Consumption.
In addition, in an exemplary implementation, programmable logic device is also in order to further increase the flexibility of hard disk configuration
The control message of available processor turns on or off the EFUSE of respective disc position by control message selection, cleverer
The quantity of hard disk is used in configuration system living, to further strengthen the flexibility of hard disk configuration.
It can after programmable logic device judges the hard disk number in place of grade united dish position according to the description of above-described embodiment
To be ranked up in time to intrinsic disk position and grade united dish position, unified management is realized.In one exemplary embodiment, Expander card
When the hard disk number in place for receiving programmable logic device transmission is N and intrinsic disk digit is M, intrinsic disk position is successively defined
For N+1, N+2 ..., N+M, wherein N be integer, M is positive integer so that intrinsic disk digit is 12 as an example, complicated programmable logic device
When part is to the detection in place for cascading hard disk, when the signal of detecting is 1, then show that the cascade hard disk of the Expander plate does not connect
It connects, further, the intrinsic disk position of Expander plate is ordered as 1 to 12；When the signal detected is 0, hard disk is cascaded
It is N in bit quantity, the hard-disk slots on Expander plate are arranged as N+1 to N+12.
It should be noted that the sequence of above-mentioned intrinsic disk position can be according to the physical label that interface connector itself carries
Sequence is ranked up according to Expander plate interface sequence, and the sequence of above-mentioned grade united dish position can be according to cascading connectors end
Mouth sequence is ranked up, in embodiments of the present invention without limitation.Certainly, above-mentioned Expander plate and complex programmable logic
Device further includes other structures component, and details are not described herein.
Fig. 2 shows the flow diagrams of hard disk control method provided by the invention, specifically include the following steps:
Step S101: programmable logic device judges the hard disk in place of grade united dish position according to the voltage change at the first cascade end
Number, and the hard disk in place is sent to Expander plate；
Step S102: the Expander plate arranges grade united dish position and intrinsic disk position according to the hard disk number in place
Sequence.
In one exemplary embodiment, the Expander plate is when the hard disk in place for receiving programmable logic device transmission
When number is N and intrinsic disk digit is M, successively define hard disk disk position be N+1, N+2 ..., N+M, wherein N is integer, and M is positive
Integer.
It is the flow diagram of another hard disk control method provided in an embodiment of the present invention referring to Fig. 3, it is shown in Fig. 2
On the basis of method, this method comprises:
Step S201: the programmable logic device when the voltage for detecting the first cascade end is first threshold voltage,
The power switch that the first cascade end is connected is closed, to cut off the hard disk power supply of the first cascade end connection；
Step S202: when the voltage for detecting the first cascade end is second threshold voltage, the first cascade end institute is opened
The power switch of connection, with the hard disk power supply connected to the first cascade end.
It referring to fig. 4, is the flow diagram of another hard disk control method provided in an embodiment of the present invention, as shown in figure 4,
On that basi of the above embodiments, this method further include:
Step S301: the programmable logic device closes zero load letter when receiving the airborne signals of intrinsic disk position
The power switch of intrinsic disk position corresponding to number, to cut off the hard disk power supply of intrinsic disk position corresponding to the airborne signals；
Step S302: when receiving the signal in place of intrinsic disk position, opening power switch corresponding to the signal in place,
To power to the corresponding hard disk of the airborne signals.
In embodiments of the present invention, hard disk backboard includes Expander plate, and Expander plate is by three GPIO lines and again
Miscellaneous programmable logic device interactive connection, the Present# signal of all hard-disk slots with the Complex Programmable Logic Devices
Connection, the Power signal of all hard-disk slots connect after being isolated respectively by corresponding EFUSE with Complex Programmable Logic Devices
It connects；Complex Programmable Logic Devices obtain cascade slot position hard disk and hard-disk slots hard disk in bit quantity, and export PWR_EN# letter
Number, control opens or closes the corresponding EFUSE of each hard-disk slots, and Expander plate is used in place according to cascade slot position hard disk
Quantity is ranked up all hard-disk slots, to realize the quantity detecting of cascade hard disk and hard-disk slots hard disk in place, reduces
Board quantity reduces research and development and O&M cost, and is ranked up in bit quantity to hard-disk slots according to cascade hard disk, while
It realizes corresponding hard disk electric control up and down, saves power consumption.
The embodiment of the present invention also provides a kind of server, including hard disk backboard described in above-described embodiment, can be used for
Realize hard disk control method described in above method embodiment, technical effect having the same, details are not described herein.
The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；Although referring to aforementioned each reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified, or equivalent substitution of some or all of the technical features；And
These are modified or replaceed, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution,
It should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. a kind of hard disk backboard, which is characterized in that including Expander plate, the Expander plate is equipped with several intrinsic disks
Position, the Expander plate also connect grade united dish position by cascading connectors；First cascade end of the cascading connectors passes through
Resistance is connected in series to detecting power supply, the second cascade end of the cascading connectors for cascading hard disk, first cascade end also with
The Complex Programmable Logic Devices electrical connection, so that electricity of the Complex Programmable Logic Devices by the first cascade of detecting end
Bucklingization judges the hard disk number in place of grade united dish position；
The Complex Programmable Logic Devices is connect with the Expander board communications, for by the in place hard of grade united dish position
Disk number is sent to Expander plate, so that the Expander plate to grade united dish position and is consolidated according to the hard disk number in place of grade united dish position
There is disk position to be ranked up.
2. hard disk backboard according to claim 1, which is characterized in that further include being opened with the power supply of the grade united dish bit serial
It closes:
The programmable logic device be used for when the voltage for detecting the first cascade end is first threshold voltage, close this first
The power switch that cascade end is connected, to cut off the hard disk power supply of the first cascade end connection；When detecting the first cascade end
When voltage is second threshold voltage, the power switch that the first cascade end is connected is opened, with what is connected to the first cascade end
Hard disk power supply.
3. hard disk backboard according to claim 1 or 2, which is characterized in that further include the electricity with the intrinsic disk bit serial
Source switch:
The programmable logic device is used for when receiving the airborne signals of intrinsic disk position, is closed solid corresponding to the airborne signals
There is the power switch of disk position, to cut off the hard disk power supply of intrinsic disk position corresponding to the airborne signals；
When receiving the signal in place of intrinsic disk position, power switch corresponding to the signal in place is opened, to believe to the zero load
Number corresponding hard disk power supply.
4. hard disk backboard according to claim 3, which is characterized in that the power switch is series at motherboard power supply and hard disk
Between transformer.
5. hard disk backboard according to claim 1, which is characterized in that the Expander plate is used for, and can be compiled when receiving
When the hard disk number in place that journey logical device is sent is N and intrinsic hard disk disk digit is M, successively defining intrinsic disk position is N+1, N+
2 ..., N+M, wherein N is integer, and M is positive integer.
6. a kind of hard disk control method based on hard disk backboard described in any one of claim 1 to 5, which is characterized in that including
Following step:
Programmable logic device judge the hard disk number in place of grade united dish position according to the voltage change at the first cascade end, and will described in
Position hard disk number is sent to Expander plate；
The Expander plate is ranked up grade united dish position and intrinsic disk position according to the hard disk number in place.
7. hard disk control method according to claim 6, which is characterized in that the programmable logic device is when detecting the
The voltage at one cascade end closes the power switch that the first cascade end is connected when being first threshold voltage, with cut off this first
Cascade the hard disk power supply of end connection；When the voltage for detecting the first cascade end is second threshold voltage, first cascade is opened
Connected power switch is held, with the hard disk power supply connected to the first cascade end.
8. hard disk control method according to claim 6 or 7, which is characterized in that the programmable logic device is when reception
To intrinsic disk position airborne signals when, close the power switch of intrinsic disk position corresponding to the airborne signals, with cut off the zero load letter
The hard disk of intrinsic disk position corresponding to number is powered；
When receiving the signal in place of intrinsic disk position, power switch corresponding to the signal in place is opened, to believe to the zero load
Number corresponding hard disk power supply.
9. hard disk control method according to claim 6, which is characterized in that the Expander plate is programmable when receiving
When the hard disk number in place that logical device is sent is N and intrinsic disk digit is M, successively define hard disk disk position be N+1, N+2 ...,
N+M, wherein N is integer, and M is positive integer.
10. a kind of server, which is characterized in that including hard disk backboard as described in any one in claim 1-5.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235445.0A CN109976817B (en) | 2019-03-27 | 2019-03-27 | Hard disk backboard, hard disk control method and server |
| PCT/CN2019/080010 WO2020191693A1 (en) | 2019-03-27 | 2019-03-28 | Hard disk backboard, hard disk control method, and server |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910235445.0A CN109976817B (en) | 2019-03-27 | 2019-03-27 | Hard disk backboard, hard disk control method and server |
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| CN109976817B CN109976817B (en) | 2022-02-18 |
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Cited By (2)
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| CN113448402A (en) * | 2021-05-31 | 2021-09-28 | 山东英信计算机技术有限公司 | Server supporting multi-backboard cascade |
| CN113708339A (en) * | 2021-07-26 | 2021-11-26 | 苏州浪潮智能科技有限公司 | Power management device and power supply system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113075989B (en) * | 2021-04-01 | 2023-03-17 | 山东英信计算机技术有限公司 | Power supply protection system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113448402A (en) * | 2021-05-31 | 2021-09-28 | 山东英信计算机技术有限公司 | Server supporting multi-backboard cascade |
| CN113448402B (en) * | 2021-05-31 | 2022-03-22 | 山东英信计算机技术有限公司 | Server supporting multi-backboard cascade |
| CN113708339A (en) * | 2021-07-26 | 2021-11-26 | 苏州浪潮智能科技有限公司 | Power management device and power supply system |
| CN113708339B (en) * | 2021-07-26 | 2023-08-18 | 苏州浪潮智能科技有限公司 | Power management device and power supply system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109976817B (en) | 2022-02-18 |
| WO2020191693A1 (en) | 2020-10-01 |
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