CN109815169A - A method of storage equipment and its storage link circuit self-adapting - Google Patents
A method of storage equipment and its storage link circuit self-adapting Download PDFInfo
- Publication number
- CN109815169A CN109815169A CN201910039675.XA CN201910039675A CN109815169A CN 109815169 A CN109815169 A CN 109815169A CN 201910039675 A CN201910039675 A CN 201910039675A CN 109815169 A CN109815169 A CN 109815169A
- Authority
- CN
- China
- Prior art keywords
- module
- hard disk
- raid
- disk expansion
- expansion module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses a kind of storage equipment and its methods for storing link circuit self-adapting, which includes: RAID card detection circuit in place, when for detecting insertion in RAID module/removal RAID card, for sending insertion/removal instruction；Hard disk expansion module configures switching circuit, and the memory module for sending disabling/store using HBA module to hard disk expansion module uses instruction；Hard disk expansion module reset circuit resets instruction for sending to hard disk expansion module；Hard disk expansion module, for being stored according to memory module using instruction control disabling/using HBA module；And reset operation is carried out according to instruction is resetted；The problem of storage system that the present invention effectively solves in the storage system of deep bid position, to be based only upon HBA in the prior art can not support hard RAID demand, be based only upon the storage system higher cost of hard RAID.
Description
Technical field
The present invention relates to data to store capacity-enlargement technology field, in particular to a kind of storage equipment and its storage link circuit self-adapting
Method.
Background technique
In order to improve the performance and speed of storage system, in the storage system of deep bid position, usually SAS (Serial
Attached SCSI, i.e. Serial Attached SCSI (SAS))/SATA (Serial ATA) CONTROLLER cascade SAS/SATA EXPANDER
Framework, wherein SAS/SATA CONTROLLER can be master controller CPU itself, be also possible to host bus adaptor
HBA (Host Bus Adapter) chip or raid-array RAID (Redundant Array Of
Independent Disk) chip；But the limited amount of the SAS/SATA interface of universal cpu, usually it is unable to satisfy deep bid position
Resource requirement, currently, deep bid position storage system is divided into the storage system for being based only upon HBA and the storage system that is based only upon hard RAID
System.
Being based only upon the storage system of HBA, cost is relatively low compared with the storage system for being based only upon hard RAID, generally excellent in the application
HBA card and the deep bid position based on HBA framework is first selected to store equipment；But stablize from cost, reduction production process, product is reduced
For property angle, all it is not suitable for for HBA module being made into card insert type, but the storage equipment of onboard HBA framework can not upgrade to
The equipment for supporting hard RAID, so type can only be replaced when product has upgrade hard RAID demand in use, to make
At the waste of human and material resources.
It is based only upon the storage system of hard RAID compared with the storage system higher cost for being based only upon HBA, generally in the application preferentially
The storage system based on HBA is selected, but for the storage system based on hard RAID is compared with the storage system based on HBA, hard RAID
The independent physical hard disk of muti-piece is combined in different ways and forms a hard disk logic by card, thus expanding hard disk capacity and
Hard disc data reliability is improved, and hard RAID module can be made into card insert type.
In conclusion in the storage system of deep bid position, exists and be based only upon the storage system of HBA hard RAID can not be supported to need
The problem of asking, being based only upon the storage system higher cost of hard RAID；Overall cost, the factors such as performance, be badly in need of it is a kind of based on HBA and
The storage chain-circuit system of RAID card mixing.
Summary of the invention
The present invention provides a kind of method for storing equipment and its storing link circuit self-adapting, to solve in the prior art big
In the storage system of disk position, the storage system for being based only upon HBA can not support hard RAID demand, be based only upon the storage system of hard RAID at
This higher problem.
In a first aspect, a kind of storage equipment provided in an embodiment of the present invention, the storage equipment include:
RAID card detection circuit in place, when for detecting insertion in RAID module/removal RAID card, to hard disk expanded mode
Block configuration switching circuit and hard disk expansion module reset circuit send insertion/removal instruction respectively；
The hard disk expansion module configures switching circuit, for according to from the received insertion of RAID card detection circuit in place/
Instruction is removed, the memory module for sending disabling/store using HBA module to hard disk expansion module uses instruction；
The hard disk expansion module reset circuit, for receiving the received insertion/removal of RAID card detection circuit in place
When instruction, is sent to hard disk expansion module and reset instruction；
The hard disk expansion module, the memory module use for configuring switching circuit according to the hard disk expansion module refer to
Show control disabling/store using HBA module；And reset behaviour is carried out according to the reset of hard disk expansion module reset circuit instruction
Make, to reacquire the port configuration information between the hard disk expansion module and RAID module/HBA module.
Second aspect, a kind of method storing link circuit self-adapting provided in an embodiment of the present invention, this method comprises:
When RAID card detection circuit in place detects insertion in RAID module/removal RAID card, match to hard disk expansion module
It sets switching circuit and hard disk expansion module reset circuit sends insertion/removal instruction respectively；
Hard disk expansion module configures switching circuit and indicates according to from the received insertion of RAID card detection circuit in place/removal,
The memory module for sending disabling/store using HBA module to hard disk expansion module uses instruction；
When hard disk expansion module reset circuit receives the received insertion of RAID card detection circuit in place/removal instruction, to
Hard disk expansion module, which is sent, resets instruction；
Hard disk expansion module is prohibited according to the memory module that the hard disk expansion module configures switching circuit using instruction control
With/use HBA module to store；And reset operation is carried out according to the reset of hard disk expansion module reset circuit instruction, with again
Obtain the port configuration information between the hard disk expansion module and RAID module/HBA module.
A kind of storage equipment provided by the invention and its method for storing link circuit self-adapting have compared with prior art
Below the utility model has the advantages that
1) in method provided by the invention, in the deep bid position of onboard HBA storage equipment, needing to upgrade to hard RAID
When storage system, it can directly upgrade to hard RAID by installing RAID card under the premise of being changed without complete machine, being changed without software
Storage system, and still can be worked normally based on HBA storage system after RAID card extraction；
2) hard RAID storage system is switched in HBA storage system or hard RAID storage system switches back into HBA storage system
Afterwards, it can guarantee the switching that storage link is completed before hard disk expansion module identifies；
3) after accessing hard RAID card, can dynamic DISABLE HBA be cascaded to the port on SAS EXPANDER, prevent
SAS EXPANDER docks two SAS/SATA controllers, so that hardware store link is unique.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Figure 1A is a kind of schematic diagram for storing equipment provided in an embodiment of the present invention；
Figure 1B is a kind of schematic diagram for storing equipment provided in an embodiment of the present invention；
Fig. 1 C is the data flow for the data for needing to store when being inserted into RAID card in RAID module provided in an embodiment of the present invention
The schematic diagram of trend；
Fig. 1 D is the data flow for the data for needing to store when removing RAID card in RAID module provided in an embodiment of the present invention
The schematic diagram of trend；
Fig. 2A is a kind of schematic diagram for storing equipment provided by Embodiment 2 of the present invention；
Fig. 2 B is a specific embodiment schematic diagram of RAID card provided by Embodiment 2 of the present invention detection circuit in place；
Fig. 2 C is the signal for the specific example one that hard disk expansion module provided by Embodiment 2 of the present invention configures switching circuit
Figure；
Fig. 2 D is the exemplary schematic diagram of specific implementation of hard disk expansion module reset circuit provided by Embodiment 2 of the present invention；
Fig. 2 E is the exemplary schematic diagram of specific implementation of plug-and-play circuit provided by Embodiment 2 of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that the described embodiments are only some of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
The some words occurred in text are explained below:
1, term "and/or" in the embodiment of the present invention describes the incidence relation of affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.Character "/" one
As indicate forward-backward correlation object be a kind of "or" relationship.
2, term " RAID " is " hard RAID " in the embodiment of the present invention, above-mentioned for by realizing RAID function with hardware
Card, such as: various RAID cards, that there are also the integrated RAID that can be done of mainboard is all the hard RAIDD of hard RAI.
The application scenarios of description of the embodiment of the present invention are the technical solutions in order to more clearly illustrate the embodiment of the present invention,
The restriction for technical solution provided in an embodiment of the present invention is not constituted, those of ordinary skill in the art are it is found that with newly answering
With the appearance of scene, technical solution provided in an embodiment of the present invention is equally applicable for similar technical problem.Wherein, at this
In the description of invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the storage system of deep bid position, being based only upon the storage system of HBA, cost is relatively low, but from reducing cost, reduce life
For producing process, product stability angle, all it is not suitable for for HBA module being made into card insert type, but the storage of onboard HBA framework
Equipment can not upgrade to the equipment for supporting hard RAID；For storage system based on hard RAID is compared with the storage system based on HBA, firmly
The independent physical hard disk of muti-piece is combined in different ways and forms a hard disk logic by RAID card, so that expanding hard disk holds
Amount and improve hard disc data reliability, and hard RAID module can be made into card insert type, but the storage system based on hard RAID at
This is higher；Overall cost, the factors such as performance are badly in need of a kind of storage chain-circuit system mixed based on HBA and RAID card.
Therefore the embodiment of the present invention provides a kind of method for storing equipment and its storing link circuit self-adapting.In order to make the present invention
Purposes, technical schemes and advantages it is clearer, the present invention will be describe below in further detail with reference to the accompanying drawings, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
For above-mentioned scene, the embodiment of the present invention is described in further detail with reference to the accompanying drawings of the specification.
Embodiment one:
As shown in Figure 1A, the present embodiment provides a kind of storage equipment, which includes:
RAID card detection circuit 101 in place, when for detecting insertion in RAID module 105/removal RAID card, to hard disk
Expansion module configuration switching circuit 102 and hard disk expansion module reset circuit 103 send insertion/removal instruction respectively；
Above-mentioned hard disk expansion module configures switching circuit 102, for inserting according to from RAID card detection circuit in place is received
Enter/remove instruction, the memory module for sending disabling/store using HBA module to hard disk expansion module 104 uses instruction；
Above-mentioned hard disk expansion module reset circuit 103, for receiving the received insertion/shifting of RAID card detection circuit in place
When indicating out, is sent to hard disk expansion module and reset instruction；
Above-mentioned hard disk expansion module 104, the memory module use for configuring switching circuit according to hard disk expansion module refer to
Show control disabling/using HBA module 112 store；And it is resetted according to the reset of hard disk expansion module reset circuit instruction
Operation, to reacquire the port configuration information between the hard disk expansion module and RAID module/HBA module.
In the storage equipment of above-mentioned offer, when HBA module needs to upgrade to hard RAID storage system, it can be changed without
After complete machine under the premise of being changed without software, directly upgrades to hard RAID storage system by installing RAID card, and RAID card is extracted
Still it can be worked normally based on HBA storage system, solve and need to change when HBA module needs to upgrade to hard RAID storage system
Machine, problem complicated for operation.
In an implementation, as shown in Figure 1B, above-mentioned storage equipment further includes main control module CPU106, above-mentioned main control module with
RAID module is connected with HBA module, for providing clock signal to RAID module or HBA module under enabled state, in RAID
When being inserted into RAID card in module, above-mentioned main control module provides clock signal to RAID module under enabled state, in RAID module
When middle removal RAID card, above-mentioned main control module provides clock signal to HBA module under enabled state；
Plug-and-play circuit 107 is connected with power supply 111, for according to insertion/removal RAID in the RAID module detected
The information of card, to RAID module for power off, while enabled/close the clock signal that CPU is provided to RAID module.
As shown in Figure 1B, in an implementation, above-mentioned storage equipment further includes PCIe card link block 109, with RAID module and
Plug-and-play circuit connection, for RAID card to be inserted into/is removed in RAID module by the PCIE slot of the PCIe card link block,
Plug-and-play circuit is connect with the PCIE slot of PCIe card link block, is inserted into/removes the PCIE of PCIe card link block in RAID card
Slot, level can change on corresponding connecting line.Above-mentioned plug-and-play circuit supports RAID card to power on hot plug, realizes that being not necessarily to lower electricity is
Achievable RAID card access or the operation for removing RAID module；
Above-mentioned RAID detection circuit in place cannot share the detection function in place of plug-and-play circuit, because any standard
When PCIe card accesses, plug-and-play circuit can all receive detection signal in place, and above-mentioned RAID detection circuit in place only accesses
Hard disk expansion module configuration switching circuit instruction hard disk expansion module control disabling hard disk expansion module could be notified when RAID card
With the Interworking Data storage port of HBA module.
In an implementation, it is disabling HBA mould that above-mentioned hard disk expansion module, which is specifically used for determining above-mentioned memory module using instruction,
When block stores, the Interworking Data storage port between above-mentioned hard disk expansion module and HBA module is disabled；Determine above-mentioned memory module
It the use of instruction is when storing using HBA module, to enable the Interworking Data storage end between above-mentioned hard disk expansion module and HBA module
Mouthful；
As an alternative embodiment, there are two chips to respectively correspond connection HBA mould in above-mentioned hard disk expansion module
The storage link access of block and RAID module, above-mentioned hard disk expansion module are specifically used for determining that above-mentioned memory module uses instruction,
The Interworking Data storage port between above-mentioned hard disk expansion module and HBA module is disabled/enabled, can be control hard disk expanded mode
The selection of block switching chip.
In an implementation, above-mentioned hard disk expansion module configuration switching circuit includes I2C gating device；Above-mentioned I2C gating device
It is connect respectively with hard disk expansion module and RAID card detection circuit in place, the insertion sent according to RAID card detection circuit in place/
Removal instruction generation is corresponding to gate/forbids gating signal to the connection of hard disk expansion module.
As shown in Figure 1B, in an implementation, above-mentioned storage equipment further includes wire connection block, be connected to RAID module with
Between RAID card detection circuit in place.
Based on the same inventive concept, the present embodiment also provides a kind of method for storing link circuit self-adapting, specific as follows:
When RAID card detection circuit in place detects insertion in RAID module/removal RAID card, match to hard disk expansion module
It sets switching circuit and hard disk expansion module reset circuit sends insertion/removal instruction respectively；
Hard disk expansion module configures switching circuit and indicates according to from the received insertion of RAID card detection circuit in place/removal,
The memory module for sending disabling/store using HBA module to hard disk expansion module uses instruction；
When hard disk expansion module reset circuit receives the received insertion of RAID card detection circuit in place/removal instruction, to
Hard disk expansion module, which is sent, resets instruction；
Hard disk expansion module is prohibited according to the memory module that the hard disk expansion module configures switching circuit using instruction control
With/use HBA module to store；And reset operation is carried out according to the reset of hard disk expansion module reset circuit instruction, with again
Obtain the port configuration information between the hard disk expansion module and RAID module/HBA module.
In an implementation, the received insertion of above-mentioned RAID card detection circuit in place/removal instruction can be gate control signal,
When being inserted into RAID card in RAID module, above-mentioned gate control signal is low level, for the memory module of disabling HBA module storage
Use instruction；When removing RAID card in RAID module, the gate control signal is high level, to use HBA module to store
Memory module using instruction.
In an implementation, when determining that above-mentioned memory module using instruction is that disabling HBA module stores, the extension of above-mentioned hard disk is disabled
The data for needing to store are written above-mentioned RAID module, prevent HBA by the Interworking Data storage port between module and HBA module
Module and RAID module access above-mentioned storage equipment simultaneously, so that the link of storage hardware is unique；
Determine above-mentioned memory module using instruction be using HBA module store when, enable above-mentioned hard disk expansion module and HBA
Above-mentioned HBA module is written, to make above-mentioned HBA module in the data for needing to store by the Interworking Data storage port between module
Continue the storage service of adapter tube storage equipment.
Since the port configuration of hard disk expansion module belongs to firmware, hard disk expansion module can be completed before system software executes
Port switching movement, there is no switch to cause not in time last preservation by software mode in system starting process
The case where loss of data of RAID module.
When providing insertion in RAID module/removal RAID card individually below, the storage link circuit self-adapting of above-mentioned storage equipment
The case where:
(1) when being inserted into RAID card in RAID module:
1) RAID card detection circuit in place, which detects, is inserted into RAID card in RAID module, configure and switch to hard disk expansion module
Circuit and hard disk expansion module reset circuit send insertion instruction respectively；
2) it is inserted into the information of RAID card in the RAID module that plug-and-play circuit detects, opens and is opened to what RAID module was powered
It closes, works normally RAID module, while the clock signal that enabled CPU is provided to RAID module；
3) hard disk expansion module configuration switching circuit receives the instruction of insertion RAID card, sends and disables to hard disk expansion module
The memory module of HBA module storage uses instruction；
4) hard disk expansion module reset circuit receives the instruction of insertion RAID card, sends reset to hard disk expansion module and refers to
Show；
5) hard disk expansion module disables pair between hard disk expansion module and HBA module according to memory module using instruction
Connect data storage port；Reset operation is carried out according to instruction is resetted, RAID card is made to be inserted into the new configuration life switched after RAID module
Effect, to have turned off the Interworking Data storage port between HBA module and hard disk expansion module.
Need the data flow trend of the data of storage as shown in Figure 1 C at this time, the data that need to be stored can be flowed out from HDD array, warp
Hard disk expansion module flows to RAID module, can also flow out from RAID module, flow to 113 (disk of HDD array through hard disk expansion module
Array).
(2) when removing RAID card in RAID module:
1) RAID card detection circuit in place, which detects, removes RAID card in RAID module, configure and switch to hard disk expansion module
Circuit and hard disk expansion module reset circuit send removal instruction respectively；
2) it is inserted into the information of RAID card in the RAID module that plug-and-play circuit detects, closes and is opened to what RAID module was powered
It closes, while disabling the clock signal that CPU is provided to RAID module；
3) hard disk expansion module configuration switching circuit receives the instruction for removing RAID card, sends to hard disk expansion module enabled
The memory module of HBA module storage uses instruction；
4) hard disk expansion module reset circuit receives the instruction for removing RAID card, sends reset to hard disk expansion module and refers to
Show；
5) hard disk expansion module enables pair between hard disk expansion module and HBA module according to memory module using instruction
Connect data storage port；Reset operation is carried out according to instruction is resetted, RAID card is made to remove the new configuration life switched after RAID module
Effect, to enable the Interworking Data storage port between HBA module and hard disk expansion module.
The data flow of the data of storage is needed to move towards as shown in figure iD at this time, the data that need to be stored can be flowed out from HDD array, warp
Hard disk expansion module flows to HBA module, can also flow out from HBA module, flow to HDD array through hard disk expansion module.
In method provided in this embodiment, in the deep bid position of onboard HBA storage equipment, needing to upgrade to hard RAID
When storage system, it can directly upgrade to hard RAID by installing RAID card under the premise of being changed without complete machine, being changed without software
Storage system, and still can be worked normally based on HBA storage system after RAID card extraction, i.e., it is right when without using RAID card
The PCIE slot answered can connect other PCIE devices, will not influence the normal work of HBA system；
After HBA storage system is switched to hard RAID storage system or hard RAID storage system switches back into HBA storage system,
It can guarantee the switching that storage link is completed before hard disk expansion module identifies；It, being capable of dynamic after accessing hard RAID card
DISABLE HBA is cascaded to the port on SAS EXPANDER, prevents SAS EXPANDER from docking two SAS/SATA controllers,
So that hardware store link is unique.
In method provided in this embodiment, since HBA module and hard RAID module are connected to hard disk expansion module simultaneously,
Without common hardware link, to not generate additional signal decaying by gating device, it is longer to be suitable for cabling
Scene, meanwhile, so that PCB PCB (Printed Circuit Board) printed circuit board layout is more flexible.
Embodiment two:
It is specific as follows the present embodiment provides a kind of storage equipment and the method for storing link circuit self-adapting: as shown in Figure 2 A, should
It is (i.e. above-mentioned by CPU module (i.e. above-mentioned main control module CPU), HBA chip (i.e. above-mentioned HBA module), PCIE slot to store equipment
PCIe card link block), hard RAID card (i.e. above-mentioned RAID module), (the i.e. above-mentioned hard disk expansion module configuration of MINISAS connector
Switching circuit), SASEXPANDER (i.e. above-mentioned hard disk expansion module), HDD array composition；
As shown in Figure 2 A, wherein CPU module is inserted with the uplink port of HBA chip and PCIE respectively by two PCIE interfaces
Slot connection, the downlink SAS port of HBA are connect with the SAS interface 1 of SAS EXPANDER, and MINISAS HD 4i connector passes through
The connection of the SAS interface 2 of MINISAS HD 4i high-speed cable and SASEXPANDER；
When RAID card accesses storage equipment, the uplink port of RAID card is connect with the PCIE slot of storage equipment, downlink
Port is connected with MINISAS HD 4i connector.
As shown in Figure 2 B, a specific embodiment about RAID card detection circuit in place is provided:
RAID card detection circuit in place is made of MINISAS HD 4i connector, MINISAS cable and peripheral circuit,
The downlink SAS interface definition of middle RAID card meets SFF8485 specification, coupled MINISAS HD 4i and its peripheral circuit
As shown in Figure 2 B, one of pin in the SB1 and SB4 in wherein Side BAND [7:0] is pulled upward to the electricity of storage equipment
On the voltage of source, to generate gate control signal；
It is worth noting that be GND in SB1 and SB4 specification definition, in addition to the two GND PIN (grounding pin),
There are also other several GND PIN on MINISAS HD 4i connector, and this programme can only select SB1 or SB4, and cannot select
Other GND PIN；
When not having RAID card insertion, above-mentioned gate control signal is high level, after RAID card is inserted into storage equipment, on
Stating gate control signal is low level, and above-mentioned gating signal and hard disk expansion module configuration switching circuit, hard disk expansion module are multiple
Position circuit interconnection configures switching circuit and hard disk expansion module to hard disk expansion module as above-mentioned RAID card detection circuit in place
Reset circuit sends insertion/removal instruction respectively.
As shown in Figure 2 C, the specific example one of a hard disk expansion module configuration switching circuit, above-mentioned hard disk extension are provided
Module configuration switching circuit can with but be not limited to include following hard disk expansion module configuration switching circuit implementation example one:
It includes hard disk expansion module, twin wire universal serial bus that above-mentioned hard disk expansion module configuration switching circuit, which implements example one,
I2C (Inter-Integrated Circuit) gating device and two EEPROM；
The I2C control interface of hard disk expansion module is connected with above-mentioned I2C gating device, and two of above-mentioned I2C gating device
The port I2C is interconnected with two EEPROM respectively, and the selected input of I2C is connected with Fig. 2 B gate control signal exported；
When gate control signal exports high level, the I2C control interface of hard disk expansion module and default configuration
EEPROM is connected, and default configuration is the SAS port of enabled HBA card and the interconnection of hard disk expansion module, so that HBA card can manage
Manage the hard disk array under hard disk expansion module；When gate control signal exports low level, the I2C control of hard disk expansion module is connect
Mouth is connected with another EEPROM, is configured to the SAS wide opening for forbidding HBA card and hard disk expansion module to interconnect, so that
RAID card can manage the hard disk array under hard disk expansion module.
As shown in Figure 2 D, it is the specific implementation example of hard disk expansion module reset circuit:
Above-mentioned hard disk expansion module reset circuit is an application of logic circuit module in an implementation；
The gate control signal of Fig. 2 B output is connected with application of logic circuit module, when application of logic circuit module detects gating control
When level change occurs for signal, logic module output exports the reset signal of a low pulse, and instruction hard disk expansion module resets,
So that hard disk expansion module can reacquire port configuration information, by the configuration take-effective in the EEPROM after switching.
In an implementation, above-mentioned application of logic circuit module can with but be not limited to be MCU, CPLD, discreet logic device.
As shown in Figure 2 E, it is the specific implementation example of plug-and-play circuit:
After RAID card insertion, PRSNTR is low level, which is sent to energy supply control module and CPU simultaneously；
After energy supply control module receives above-mentioned PRSNTR low level signal, operating voltage is provided for RAID card；The end CPU
After CPUREQ pin receives above-mentioned PRSNTR low level signal, CLK is exported, while re-establishing PCIE link process, so that
RAID card works normally.
Specific work process is as follows:
(1) when RAID card insertion storage equipment:
After RAID card is inserted into PCIE slot, plug-and-play circuit shown in Fig. 2 E can be opened to the switch of RAID card power supply to upper
It states RAID card to be powered, while the clock signal that enabled CPU is connect with RAID card, re-establishes PCIE link process, make
RAID card works normally；
At this point, the detection circuit in place of RAID shown in Fig. 2 B is when RAID card accesses storage equipment, gate control signal is
SB1 signal due to be mated with RAID card end be GND, SB1 signal and be pulled low, RAID detection circuit in place is pulled low above-mentioned
SB1 signal simultaneously export give hard disk expansion module configure switching circuit, hard disk expansion module reset circuit；
If configuring switching circuit using hard disk expansion module shown in fig. 2 C, which configures switching circuit
After detecting the gate control signal SB1 being pulled low, I2C gating device switches EEPROM device --- and handover configurations are disabling
HBA card and hard disk expansion module Interworking Data storage port；
Hard disk expansion module reset circuit as shown in Figure 2 D, after detecting the gate control signal after being lower by height,
Logic module output exports the reset signal of a low pulse, allows the chip reset of hard disk expansion module, for shown in fig. 2 C
Hard disk expansion module configures switching circuit, after can read the switching of I2C gating device after the chip reset of hard disk expansion module
EEPROM configuration information, disabling HBA card and hard disk expansion module Interworking Data storage port, to have turned off HBA card and hard disk
Hardware connection between expansion module, prevents HBA and RAID card from accessing storage equipment simultaneously, so that storage hardware link is only
One.
(2) when RAID card extracts storage equipment:
After RAID card extracts PCIE slot, the power switch that plug-and-play circuit shown in Fig. 2 E can close RAID card makes above-mentioned
RAID card power-off, simultaneously closes off the clock signal that CPU is connect with RAID card, at this point, the detection circuit in place of RAID shown in Fig. 2 B
After RAID card removes storage equipment, gate control signal, that is, SB1 signal is raised, RAID under the action of pull-up resistor on it
Detection circuit in place, which exports the above-mentioned SB1 signal being raised, configures switching circuit, hard disk expansion module to hard disk expansion module
Reset circuit；
If configuring switching circuit using hard disk expansion module shown in fig. 2 C, which configures switching circuit
After detecting the gate control signal being raised, I2C gating device switches EEPROM device --- enable itself and hard disk expanded mode
Block Interworking Data storage port；
Hard disk expansion module reset circuit as shown in Figure 2 D, detect by it is low get higher gate control signal after, logic
Output module exports the reset signal of a low pulse, and hard disk expansion module is allowed to reset；For hard disk expanded mode shown in fig. 2 C
Block configures switching circuit, and the EEPROM after can read the switching of I2C gating device after the chip reset of hard disk expansion module is with confidence
Breath enables HBA card and hard disk expansion module Interworking Data storage port, so that above-mentioned HBA card be made to continue adapter tube storage equipment
Storage service.
The application is described above by reference to the equipment, method and/or flow chart shown according to the embodiment of the present application.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of storage equipment, which is characterized in that the storage equipment includes:
RAID card detection circuit in place is matched when for detecting insertion in RAID module/removal RAID card to hard disk expansion module
It sets switching circuit and hard disk expansion module reset circuit sends insertion/removal instruction respectively；
The hard disk expansion module configures switching circuit, is used for basis from the received insertion/removal of RAID card detection circuit in place
Instruction, the memory module for sending disabling/store using HBA module to hard disk expansion module use instruction；
The hard disk expansion module reset circuit, for receiving the received insertion of RAID card detection circuit in place/removal instruction
When, it is sent to hard disk expansion module and resets instruction；
The hard disk expansion module, the memory module for configuring switching circuit according to the hard disk expansion module use instruction control
Disabling processed/stored using HBA module；And reset operation is carried out according to the reset of hard disk expansion module reset circuit instruction, with
Reacquire the port configuration information between the hard disk expansion module and RAID module/HBA module.
2. storage equipment as described in claim 1, which is characterized in that further include:
Microprocessor CPU, for providing clock signal to RAID module under enabled state；
Plug-and-play circuit, for being supplied to RAID module according to insertion/removal RAID card information in the RAID module detected
Power off, while enabled/close the clock signal that CPU is provided to RAID module.
3. storage equipment as described in claim 1, which is characterized in that the hard disk expansion module is specifically used for depositing described in determination
Storage module is when disabling HBA module to store, to disable the Interworking Data between the hard disk expansion module and HBA module using instruction
Storage port；Determine the memory module using instruction be using HBA module store when, enable the hard disk expansion module with
Interworking Data storage port between HBA module.
4. storage equipment as described in claim 1, which is characterized in that the hard disk expansion module configuration switching circuit includes two
Wire type universal serial bus I2C gating device；The I2C gating device respectively with hard disk expansion module and RAID card detection circuit in place
The insertion of transmission/removal instruction signal wire is connected.
5. storage equipment as described in claim 1, which is characterized in that further include:
Wire connection block is connected between RAID module and RAID card detection circuit in place.
6. storage equipment as described in claim 1, which is characterized in that further include:
PCIe card link block, connect with RAID module, for the PCIE slot by the PCIe card link block by RAID card
In insertion/removal RAID module.
7. a kind of method for storing link circuit self-adapting, which is characterized in that this method comprises:
When RAID card detection circuit in place detects insertion in RAID module/removal RAID card, cut to the configuration of hard disk expansion module
It changes circuit and hard disk expansion module reset circuit sends insertion/removal instruction respectively；
Hard disk expansion module configures switching circuit according to from the received insertion of RAID card detection circuit in place/removal instruction, to hard
The memory module that disk expansion module sends disabling/store using HBA module uses instruction；
When hard disk expansion module reset circuit receives the received insertion of RAID card detection circuit in place/removal instruction, to hard disk
Expansion module, which is sent, resets instruction；
Hard disk expansion module is disabled/is made using instruction control according to the memory module that the hard disk expansion module configures switching circuit
It is stored with HBA module；And reset operation is carried out according to the reset of hard disk expansion module reset circuit instruction, to reacquire
State the port configuration information between hard disk expansion module and RAID module/HBA module.
8. the method for claim 7, which is characterized in that further include:
Microprocessor CPU provides clock signal to RAID module under enabled state；
Plug-and-play circuit powers/breaks to RAID module according to insertion in the RAID module detected/removal RAID card information
Electricity, while enabled/close the clock signal that CPU is provided to RAID module.
9. the method for claim 7, which is characterized in that the received insertion/removal of RAID card detection circuit in place
It is designated as gate control signal, when being inserted into RAID card in RAID module, the gate control signal is low level, when RAID mould
When removing RAID card in block, the gate control signal is high level.
10. the method for claim 7, which is characterized in that hard disk expansion module is configured according to the hard disk expansion module
The memory module of switching circuit is stored using instruction control disabling/using HBA module, comprising:
Determine the memory module using instruction be disabling HBA module store when, disable the hard disk expansion module and HBA module
Between Interworking Data storage port；
Determine the memory module using instruction be using HBA module store when, enable the hard disk expansion module and HBA module
Between Interworking Data storage port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910039675.XA CN109815169B (en) | 2019-01-16 | 2019-01-16 | Storage device and storage link self-adaption method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910039675.XA CN109815169B (en) | 2019-01-16 | 2019-01-16 | Storage device and storage link self-adaption method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109815169A true CN109815169A (en) | 2019-05-28 |
| CN109815169B CN109815169B (en) | 2021-02-02 |
Family
ID=66604436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910039675.XA Active CN109815169B (en) | 2019-01-16 | 2019-01-16 | Storage device and storage link self-adaption method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109815169B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113688084A (en) * | 2021-07-22 | 2021-11-23 | 苏州浪潮智能科技有限公司 | Circuit, method and storage medium for realizing automatic allocation of PCIE (peripheral component interface express) resources |
| CN114064530A (en) * | 2020-08-05 | 2022-02-18 | 钰创科技股份有限公司 | Memory system, memory controller and memory chip |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020184481A1 (en) * | 2001-05-30 | 2002-12-05 | International Business Machines Corporation | Method, system and program for initializing a storage device comprising multiple storage units through a storage controller |
| CN101095116A (en) * | 2004-11-05 | 2007-12-26 | 数据机器人技术公司 | Storage system condition indicator and method |
| CN101488077A (en) * | 2009-02-24 | 2009-07-22 | 浪潮电子信息产业股份有限公司 | Redundancy magnetic disk control server system |
| CN102346508A (en) * | 2011-09-23 | 2012-02-08 | 浪潮电子信息产业股份有限公司 | Design method for improving expansion capability of heterogeneous system mainboard |
| CN102521194A (en) * | 2011-12-31 | 2012-06-27 | 曙光信息产业股份有限公司 | Method and system capable of realizing high-speed interconnection between devices |
| CN102999106A (en) * | 2012-11-19 | 2013-03-27 | 浪潮电子信息产业股份有限公司 | Design method for realizing expansion of PCIE (Peripheral Component Interface Express) card or storage equipment on blade server |
| CN203982354U (en) * | 2014-06-19 | 2014-12-03 | 天津书生投资有限公司 | A kind of redundant storage system |
| CN106201963A (en) * | 2016-07-11 | 2016-12-07 | 浪潮(北京)电子信息产业有限公司 | A kind of system of PCI E card hot plug in server |
| CN106997224A (en) * | 2016-01-22 | 2017-08-01 | 中兴通讯股份有限公司 | Hard disk subrack and server |
| CN109116934A (en) * | 2018-06-27 | 2019-01-01 | 烽火通信科技股份有限公司 | Expansible combined server stores backboard |
-
2019
- 2019-01-16 CN CN201910039675.XA patent/CN109815169B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020184481A1 (en) * | 2001-05-30 | 2002-12-05 | International Business Machines Corporation | Method, system and program for initializing a storage device comprising multiple storage units through a storage controller |
| CN101095116A (en) * | 2004-11-05 | 2007-12-26 | 数据机器人技术公司 | Storage system condition indicator and method |
| CN101488077A (en) * | 2009-02-24 | 2009-07-22 | 浪潮电子信息产业股份有限公司 | Redundancy magnetic disk control server system |
| CN102346508A (en) * | 2011-09-23 | 2012-02-08 | 浪潮电子信息产业股份有限公司 | Design method for improving expansion capability of heterogeneous system mainboard |
| CN102521194A (en) * | 2011-12-31 | 2012-06-27 | 曙光信息产业股份有限公司 | Method and system capable of realizing high-speed interconnection between devices |
| CN102999106A (en) * | 2012-11-19 | 2013-03-27 | 浪潮电子信息产业股份有限公司 | Design method for realizing expansion of PCIE (Peripheral Component Interface Express) card or storage equipment on blade server |
| CN203982354U (en) * | 2014-06-19 | 2014-12-03 | 天津书生投资有限公司 | A kind of redundant storage system |
| CN106997224A (en) * | 2016-01-22 | 2017-08-01 | 中兴通讯股份有限公司 | Hard disk subrack and server |
| CN106201963A (en) * | 2016-07-11 | 2016-12-07 | 浪潮(北京)电子信息产业有限公司 | A kind of system of PCI E card hot plug in server |
| CN109116934A (en) * | 2018-06-27 | 2019-01-01 | 烽火通信科技股份有限公司 | Expansible combined server stores backboard |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114064530A (en) * | 2020-08-05 | 2022-02-18 | 钰创科技股份有限公司 | Memory system, memory controller and memory chip |
| CN113688084A (en) * | 2021-07-22 | 2021-11-23 | 苏州浪潮智能科技有限公司 | Circuit, method and storage medium for realizing automatic allocation of PCIE (peripheral component interface express) resources |
| CN113688084B (en) * | 2021-07-22 | 2023-08-22 | 苏州浪潮智能科技有限公司 | Circuit, method and storage medium for realizing PCIE resource automatic allocation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109815169B (en) | 2021-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11232057B2 (en) | Terminal device and control method thereof | |
| CN108885601B (en) | USB multi-host endpoint reflector hub | |
| KR101327896B1 (en) | Methods and apparatus for adding an autonomous controller to an existing architecture | |
| US20140365690A1 (en) | Methods and apparatus for reliable detection and enumeration of devices | |
| WO2016003408A1 (en) | Runtime drive detection and configuration | |
| CN210006040U (en) | expansion cards | |
| CN211427190U (en) | Server circuit and mainboard based on Feiteng treater 2000+ | |
| CN104657317A (en) | Server | |
| CN107092570A (en) | The adaptive configuring method and system of a kind of onboard M.2 hard disk of server | |
| CN107844165A (en) | Hard disk hot-plug realization device | |
| US20100023669A1 (en) | Host controller disposed in multi-function card reader | |
| CN109947682B (en) | Server mainboard and server | |
| US20140223064A1 (en) | Connecting expansion slots | |
| CN213365380U (en) | Server mainboard and server | |
| CN112799985B (en) | USB interface control method, USB control circuit and intelligent networking equipment mainboard | |
| CN109815169A (en) | A method of storage equipment and its storage link circuit self-adapting | |
| JP2012063817A (en) | Communication device | |
| CN100489825C (en) | Expansion module and expansion method of general serial bus connection port | |
| CN209248436U (en) | A kind of expansion board clamping and server | |
| CN112527719B (en) | PCIe link-based JBOF (just-in-File) connection method, device and system | |
| CN115858426A (en) | Hard disk interface, hard disk and electronic equipment | |
| CN115509985A (en) | I/O controller of processor | |
| CN101354634B (en) | Memory apparatus system connecting ATA port with multiplex SATA port and control method thereof | |
| CN101303674A (en) | USB equipment containing self device driver | |
| CN111124957B (en) | USB channel switching device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |