CN102290089B - Storage device with a plurality of storage units and control method thereof - Google Patents
Storage device with a plurality of storage units and control method thereof Download PDFInfo
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Abstract
The invention provides a storage device with a plurality of storage units. The storage device is applied in a system terminal. The storage device is a hard disk drive (HDD) of a solid state drive (SSD) of a standard size. The storage device comprises a first storage unit and at least one solid state storage unit which are redundant mutually and updated. Power supplies of the first storage unit and the at least one solid state storage unit are respectively controlled by a power supply control unit according to the decision of a multiplex control unit.
Description
Technical field
The present invention, relevant for a kind of storage device and control method thereof with many storage elements, is espespecially provided with at least two storage elements, and one of them is the storage device of memory storage unit.
Background technology
PC is all with Winchester disk drive (Hard Disk Drive, be called for short HDD) as the device for loading of operating system, non-volatile (non-volatile) storage device that it uses hard rotation disc is basis, and at smooth magnetic surface storage and retrieval numerical data.Information sees through the magnetic head close to very from magnetic surface, changes polarity mode write on disk by electromagnetic current by electromagnetic current.Information can see through contrary mode retaking of a year or grade, and for example magnetic field causes change or its top of magnetic head process of electric power in coil.
And along with the development of various electronic product, the various different standard size of Winchester disk drive development for example, to be applied in these electronic products: 0.85 inch, be used in the carrying devices such as mobile phone.1 inch (micro hard disk MicroDrive), is used for digital camera (CF type II interface).1.8 inches, be used in notebook computer and external hard disc box.2.5 inches, be used in notebook computer and external hard disc box.3.5 inches, be used in desktop computer, " external hard disc box of hard disk needs external power supply, more inconvenient in employing 3.5.
After have into person, change and adopt permanent memory to replace Winchester disk drive, this based on permanent memory, as the computer external storage device of flash memory is called solid state hard disc (Solid State Disk, Solid State Drive are called for short SSD).Solid state hard disc is made into the profile identical with conventional hard disk, 1.8 inches, 2.5 inches common or 3.5 inches of specifications for example, and adopted mutual compatible interface, be used for replacing aforesaid standard-sized Winchester disk drive (HDD) in computer.Although there is no rotatable plate-like disk structure in solid state hard disc, according to name custom, this class storer is still called as hard disk.
Although solid state hard disc (SSD) has low-power consumption, noiselessness, anti-vibration, feature low in calories.These features not only make data to be preserved more safely, and have extended the continuous operation time of battery-powered device.Yet cost and serviceable life are the universal greatest problem of restriction solid state hard disc.No matter be permanent memory or volatile memory at present, its every megabit tuple cost is all far away higher than Winchester disk drive, and due to Flash Memory have certain write life-span and life-span expire after data can not read out, therefore become another obstacle that masses accept solid state hard disc.Moreover after solid state hard disc corrupted data, be difficult to repair, when the flash memory particle of being responsible for storing data has damage, current data recovery technique is impossible in the wafer damaging, rescue back data, reviews traditional mechanical hard disk (HDD) and perhaps can also retrieve some data.
Use in addition Winchester disk drive as apparatus for work and use flash memory as its relative merits of apparatus for work, as follows:
Use Winchester disk drive, major advantage is that memory capacity is large, and with the product specification of current Winchester disk drive, 500GB and 640GB can produce in a large number and following memory capacity general also can be larger, and such capacity is enough for most user.But make storage element with respect to flash memory, Winchester disk drive has many shortcomings, comprise that power consumption is large, temperature is high and noise etc., but maximum fatal shortcoming is its degree of stability, the rotating shaft motor of two o'clock half Winchester disk drive (Spindle motor) generally has 5,400rpm (per minute rotation 5,400 enclose) or 7,200rpm even reaches 10,000rpm, under Winchester disk drive High Rotation Speed, be easy to because of outside collision, vibrations impaired, once track is impaired, the data being recorded on track is just easy to all or part damage, and this is the pain of computer user maximum always.
Use flash memory, major advantage to be the fast and noiselessness (because not needing motor) of speed, too little but shortcoming is exactly capacity, and high cost.Single flash memory capacity is about 8GB or 16GB at present, therefore, if will reach 640GB capacity, needs 40 flash memories.If but only storage operation system and general application, 16GB or 32GB are enough.
Edge is, because every problem of known techniques, in order to take into account solution, research and development and the many practical experience of inventor based on being engaged in for many years association area, be to think and the idea of improvement, its people's professional knowledge thoroughly, and inquire into special topic through research in many ways, finally successfully having researched and developed storage device and the control method thereof with many storage elements of the present invention, is the creation that a tool effect is promoted in fact.
Summary of the invention
Therefore, for effectively solving the above problems, fundamental purpose of the present invention provides a kind of and in having a Winchester disk drive of one first storage element or a solid-state hard disk drive, is provided with in addition at least one solid-state storage element as the first-selection performance element of starting shooting, and with redundant and the renewal each other of this first storage element.
Another object of the present invention is and using a solid-state storage element in power opening state and as start performance element, the first storage element and other solid-state storage elements are in power down state, not only can reach thus the effect of starting shooting at a high speed, saving energy with low noise, simultaneously because the power-off of other storage elements can not produce the poisoning risk with damaging because of shock impacts.
Another object of the present invention is and in a storage device, there is a start performance element and at least one redundant performance element, if this start performance element is damaged, switch to immediately redundant performance element and substitute this start performance element, do not need other storage device can reach redundant and the technical characterictic that substitutes start.
Another object of the present invention is and in a storage device, be provided with at least one transmission interface, and control the common transmission interface that uses of each storage element through this multiplex's control module.
Another object of the present invention is a kind of control method is provided, in order to control respectively the power supply of the many storage elements in a storage device, open and close.
In order to achieve the above object, of the present invention one is embodied as a kind of storage device with many storage elements, and in application one system end, this storage device comprises: at least one interface unit, is electrically connected with this system end; One first storage element, has a software element and comprises at least one operating system; At least one solid-state storage element, with redundant and the renewal each other of this first storage element, and stores aforementioned software element, and as first-selected start performance element; One multiplex's control module, sees through this interface unit and this system end data transmission, and the software element in this first storage element of access and this at least one solid-state storage element, and according to mode of operation parameter generating one mode select signal; One power control unit, connects respectively this multiplex's control module and this first storage element and these solid-state storage elements, controls respectively the power supply of this first storage element and these solid-state storage elements open and close according to this mode select signal.
Aforementioned interface unit comprises the transmission interface of Parallel ATA series and Serial ATA series and SCSI series and USB series and SAS series.Aforementioned operation mode selecting unit more comprises a synchronous undated parameter.Aforementioned this multiplex's control module produces a synchronous update signal according to this synchronous undated parameter.Aforementioned the first storage element is that a hard-disc type element and a solid-state storage type element are wherein arbitrary.Aforementioned hard-disc type element comprises: a motor (spindle motor) drives many magnetic sheets (media) rotations, and many actuating arms (arm actuator) by the start of a head position motor (Head positioner motor) to drive respectively a magnetic head (Read Write Head) in the upper access of these magnetic sheets (media).Aforementioned this at least one solid-state storage element comprises that one first solid-state storage element is as this first-selection start performance element.
Aforementioned the first storage element is redundant performance element.Aforementioned solid-state storage element comprises one first solid-state device storage element and one second solid-state storage element, and this first solid-state storage element is this first-selection start performance element, and this second solid-state storage element is redundant performance element.Aforementioned the first solid-state storage element is first-selected start performance element, and this second solid-state storage element is redundant performance element.
The present invention is applied in a kind of electronic equipment, and this electronic equipment is connected with this multiplex's control module through this interface unit.Aforementioned electronic equipment comprises computer and portable machine.Described portable machine comprises mobile phone and personal digital assistant and camera with recording device and digital camera.
The present invention also provides a kind of electronic equipment, has storage device described above, and this electronic equipment is connected with this multiplex's control module through this interface unit.
The present invention also provides a kind of control method of storage device, be applied to the storage device being connected with a system end, this storage device has an interface unit and has at least one transmission interface, one first storage element, one first solid-state storage element, multiplex's control module and a power control unit, and the method comprises the following steps:
System end start, multiplex's control module carries out self-examination action, and the transmission interface kind that is connected with system end of decision;
Mode of operation is selected, and multiplex's control module sends a model selection and requires system end, system end choice criteria mode of operation or intelligent mode of operation;
Choice criteria mode of operation, multiplex's control module is sent the information of this first storage element and the first solid-state storage element to system end;
Select start performance element, system end reads the first storage element and the first solid-state storage element, and to select one of them be start performance element;
Select the first solid-state storage element for start performance element, multiplex's control module sees through interface unit the software element in the first solid-state storage element is reached to system end, and the system of fulfiling assignment is written into;
Select the first storage element for start performance element, multiplex's control module sees through interface unit the software element in the first storage element is reached to system end, and the system of fulfiling assignment is written into;
Carry out general operation or shutdown.
The present invention also provides a kind of control method of storage device, be applied to the storage device being connected with a system end, this storage device has an interface unit and has at least one transmission interface, one first storage element, one first solid-state storage element, one second solid-state storage element, multiplex's control module and a power control unit, and the method comprises the following steps:
System end start, multiplex's control module carries out self-examination action, and the transmission interface kind that is connected with system end of decision;
Mode of operation is selected, and multiplex's control module sends a model selection and requires system end, system end choice criteria mode of operation or intelligent mode of operation;
Choice criteria mode of operation, multiplex's control module is sent the information of this first storage element and the first solid-state storage element and the second solid-state storage element to system end;
Select start performance element, system end reads the first storage element and the first solid-state storage element and the second solid-state storage element, and selects wherein one to be start performance element;
Select the first solid-state storage element for start performance element, multiplex's control module sees through interface unit the software element in the first solid-state storage element is reached to system end, and the system of fulfiling assignment is written into;
Select the second solid-state storage element for start performance element, multiplex's control module sees through interface unit the software element in the second solid-state storage element is reached to system end, and the system of fulfiling assignment is written into;
Carry out general operation or the shutdown of system end requirement.
Compared with prior art, the invention provides a kind of storage device and control method thereof with many storage elements, be espespecially provided with at least two storage elements, and one of them storage device that is solid-state storage element.
For making further to understand feature of the present invention and technology contents, refer to following about detailed description of the present invention and accompanying drawing.
Accompanying drawing explanation
For allowing above and other object of the present invention, feature, advantage and the embodiment can be more clearly understandable, appended graphic being described as follows:
Fig. 1 is the schematic diagram that the better enforcement of the present invention is connected with system end;
Fig. 2 is the schematic diagram that storage device of the present invention has two storage elements:
Fig. 3 is the schematic diagram that storage device of the present invention has three storage elements:
Fig. 4 is the schematic diagram that storage device of the present invention separately has an operator scheme selected cell:
Fig. 5 is the schematic flow sheet of the control method of storage device of the present invention:
Fig. 6 is the schematic flow sheet of the intelligent control method of storage device of the present invention;
Fig. 7 is the schematic flow sheet of the control method of three storage elements of tool in storage device of the present invention:
Fig. 8 is the schematic flow sheet of the intelligent control method of three storage elements of tool in storage device of the present invention.
Description of reference numerals: storage device-10; System end-20; Interface-21; Transmission line-22; Interface unit-11; The first storage element-12; The first solid-state storage element-131; The second solid-state storage element-132; Multiplex (MUX) control module-14; Power control unit-15; Mode selecting unit-16; Software element-17.
Embodiment
The invention provides a kind of storage device and control method thereof with many storage elements, diagram is preferred embodiment of the present invention, referring to Fig. 1 is storage device 10 schematic diagram that the present invention has many storage elements, storage device 10 is to be applied in a system end 20, wherein this system end 20 has an interface 21, the interface unit 11 of this storage device 10 is connected with this interface 21 via a transmission line 22, aforementioned storage device 10 is that standard size is (as 0.85 inch, 1 inch, 1.8 inch, 2.5 inch, 3.5 inches etc.) Winchester disk drive (HDD) or solid-state hard disk drive (SSD), this system end 20 is specially an electronic equipment and comprises computer and portable machine, this portable machine comprises mobile phone and personal digital assistant and camera with recording device and digital camera.
This storage device 10 mainly comprises at least one interface unit 11, one first storage element 12, at least one solid-state storage element, multiplex's control module 14 and a power control unit 15 as shown in Figure 2.
Aforementioned interface unit 11 is electrically connected with the interface 21 of this system end 20, and there is at least one transmission interface and comprise: Parallel ATA series, Serial ATA (abbreviate SAT A) series, the transmission interface that SCSI is serial, USB is serial, SAS is serial are wherein arbitrary, so-called series such as SAS I and SAS II or USB1.0 and USB2.0 and USB3.0 or SATA I and SATAII and SATAIII etc.
Can only there be a transmission interface storage device 10 these interface unit 11 in the present invention, or be provided with two transmission interfaces or two above transmission interfaces, wherein two or more transmission interfaces can be same train or same train not, for example one of them be SATA series another be USB series.
Aforementioned the first storage element 12 has a software element 17, and this software element 17 comprises at least one operating system and driving formula and application and data, and this first storage element 12 can be a mechanical type hard disk or a solid state hard disk.That is this storage device 10 be Winchester disk drive (HDD) this first storage element 12 be mechanical type hard disk.
Aforementioned mechanical type hard disk comprises that a motor (spindle motor) drives many magnetic sheets (media) rotation, and its one end of many actuating arms (arm actutor) is respectively equipped with a magnetic head (Head), the other end drives by a head position motor (Head positioner motor), to make this magnetic head reading/writing document on this magnetic sheet.
Aforementioned employing solid state hard disk this storage device 10 is solid-state hard disk drive (SSD), and this storer comprises permanent memory, as flash memory, or volatile memory, Synchronous Dynamic Random Access Memory (SDRAM) etc.
As shown in Figure 2, aforementioned solid-state storage element comprises one first solid-state storage element 131 and redundant and the renewal each other of this first storage element 12, and store aforementioned software element, and as first-selected start performance element, this first storage element 12 is as redundant performance element, at this first solid-state storage element 131, can not start shooting or poisoning or while damaging, the running of starting shooting immediately of this first storage element 12, and to these the first solid-state storage element 131 reformattings, and the software element 17 in the first storage element 12 is copied in the first solid-state storage element 131, the present invention will be usingd Fig. 2 as main implementation.
Aforementionedly in addition do not limit to enforcement of the present invention, also can be as shown in Figure 3, this memory storage unit comprises one first solid-state storage element 131 and one second solid-state storage element 132 and this first storage element 12 threes redundant and renewal each other, wherein this first solid-state storage element 131 is as first-selected start performance element, this second solid-state storage element 132 is as the first redundant performance element, and 12 of this first storage elements are as the second redundant performance element.
Aforementioned multiplex's control module 14, be that an integrated circuit processor (IC Processor) comprises in it and controls firmware (Firmware) and control wafer (Chip), this multiplex's control module 14 sees through aforementioned interface unit 11 and these system end 20 data transmissions, and the software element in this first storage element 12 of access and this at least one solid-state storage element (as the first solid-state storage element 131 and the second solid-state storage element 132).
Aforementioned multiplex's control module 14 comprises that multiparameter is based upon in this piece of wood serving as a brake to halt a carriage body, this multiparameter comprises mode of operation parameter and synchronous undated parameter and three storage element data redundant parameters (as table 1), this multiplex's control module 14 produces mode select signal according to this mode of operation parameter (as table 1), according to this synchronous undated parameter (as table 1), produce synchronous update signal, this three storage elements data redundant parameter is applied while having three storage elements as Fig. 3 in storage device 10 of the present invention and is used, and it will be introduced in detail in the back.
Described mode select signal determines that according to normal operating mode parameter and intelligent operation mode parameter the mode of operation of this storage device 10 is in operate in standard mode or intelligent operator scheme; Described synchronous undated parameter is used under intelligent operator scheme, and this synchronous update signal determines according to synchronous undated parameter the time that automatic synchronization upgrades.
Aforementioned power source control module 15 is specially a power supply and controls IC, connect respectively this multiplex's control module 14 and this first storage element 12 and this first solid-state storage element 131, the mode select signal producing according to this multiplex's control module 14 opens or closes to control the power supply of this first storage element 12 and this first solid-state storage element 131.
In addition as shown in Figure 1 and Figure 4, for another better enforcement of the present invention, it is whole identical with aforementioned enforcement, but difference is in this storage device 10 and more comprises: an operator scheme selected cell 16 is embodied as an EEPROM IC and is connected with this multiplex's control module 14, and in this multi-operation mode parameter and synchronous undated parameter and three storage element data redundant parameters (as above table 1), build in this operator scheme selected cell 16, build in the firmware of this multiplex's control module 14 in non-.
The control of aforementioned multiplex's control module 14 mode select signal as described in last embodiment, synchronous update signal and three storage element data redundant parameters according to the parameter generating in operator scheme selected cell 16.
Please continue and consult shown in Fig. 1, Fig. 2 and Fig. 5, the control method of said storage unit 10 is as the following step:
(SP10) system end 20 start, the starting-up signal that multiplex's control module 14 receives system end 20 carries out self-examination action immediately, and by interface unit 11 through transmission line 22 and system end 20 connecting communications, with the transmission interface kind that determines to use; Transmission interface is initially set SATA, but this multiplex's control module 14 can go judgement to switch to for example USB of other transmission kind according to actual connection;
(SP20) mode of operation is selected, multiplex's control module 14 in storage device 10 sends a model selection and requires system end 20, system end 20 choice criteria mode of operations or intelligent mode of operation, wherein system end 20 can be selected mode of operation with an application from a ROM-BIOS (BIOS) or operating system (O.S) environment;
(SP100) choice criteria mode of operation, multiplex's control module 14 is sent the information (comprising manufacturer, product type and capacity) of this first storage element 12 and the first solid-state storage element 131 to system end 20, under this mode of operation, for system end 20, as a plurality of storage devices, join with system, for example a PC has been installed Drive C (as the first solid-state storage element 131) and Drive D (as the first storage element 12) simultaneously simultaneously;
(SP110) select start performance element, system end 20 reads the first storage element 12 and the first solid-state storage element 131, and selecting wherein one to be start performance element, the present invention of take is the first-selected performance element of starting shooting compared with this first solid-state storage element 131 of good enforcement;
(SP120) select the first solid-state storage element 131 for start performance element, multiplex's control module 14 sees through interface unit 11 software element 17 in the first solid-state storage element 131 is reached to system end 20, and the system of fulfiling assignment is written into;
(SP130) select the first storage element 12 for start performance element, multiplex's control module 14 sees through interface unit 11 software element 17 in the first storage element 12 is reached to system end 20, and the system of fulfiling assignment is written into;
(SP28) carry out general operation or shutdown.
After operating system is written into, the reading and the action such as writing the solid-state storage element 131 of the first storage element 12 or the first that this storage device 10 can go to carry out according to the requirement of system end 20, or system end 20 operates shutdown in operating system, and then closes storage device 10.
Please continue with reference to shown in figure 1, Fig. 2 and Fig. 6, system end 20 is selected intelligent mode of operation, and its step is as follows:
(SP200) select intelligent mode of operation, multiplex's control module 14 is sent the information (comprising manufacturer, product type and capacity) of this first storage element 12 and the first solid-state storage element 131 to system end 20, under this mode of operation, for system end 20, as a plurality of storage devices, join with system, for example a PC has been installed Drive C (as the first solid-state storage element 131) and Drive D (as the first storage element 12) simultaneously simultaneously.
(SP210) select start performance element, system end 20 reads the first storage element 12 and the first solid-state deposit receipt unit 131, and selecting wherein one to be start performance element, the present invention of take is the first-selected performance element of starting shooting compared with this first solid-state storage element 131 of good enforcement.
(SP220) select the first solid-state storage element 131 for start performance element, multiplex's control module 14 is opened the power supply of the first solid-state storage element 131 via this power control unit 15, and close the power supply of this first storage element 12, and through interface unit 11, the software element 17 in the first solid-state storage element 11 being reached to system end 20, the system of fulfiling assignment is written into.
(SP230) select the first storage element 12 for start performance element, multiplex's control module 14 is opened the power supply of the first storage element 12 via this power control unit 15, and close the power supply of this first solid-state storage element 131, and through interface unit 11, the software element 17 in the first storage element 12 being reached to system end 20, the system of fulfiling assignment is written into.
(SP240) set synchronous undated parameter and start timing.
Synchronous undated parameter is as table 1 in this step, system end 20 is set the Default automatic synchronization corresponding time of undated parameter, and more can be further according to user, need to go the change setting time, after the time of the automatic synchronization undated parameter that 14 bases of multiplex's control module of storage device 10 set for the last time, the timer in multiplex's control module 14 starts timing according to the synchronous corresponding time of undated parameter.
(SP250) general operation and judgement time are to no.
General operation is after this operating system is written into, the reading and the action such as writing the solid-state storage element 131 of the first storage element 12 or the first that this storage device 10 can go to carry out according to the requirement of system end 20, and this multiplex's control module 14 judges whether the timing of timer arrives the corresponding time when carrying out general operation, if it is carry out step SP260, carry out if not step SP29.
(SP260) redundant upgrades.
Multiplex's control module 14 is carried out document copying action in this step, relatively the first storage element 12 and both archive contents of the first solid-state storage element 131, by new archive or with shelves names but up-to-date person of time on data date copies to the two one of them person, can immediate recovery when such object can be prevented the two wherein arbitrary storage element data is damaged, its concrete inferior step of carrying out is as follows:
(SP261) electric power starting, performs step SP262 after the power supply of multiplex's control module 14 unlatching the first storage elements 12 (or first solid-state storage element 131).
(SP262) copy archive performs step SP263 by the latest update reproduction of documents of the first solid-state storage element 131 (or first storage element 12) after the first storage element 12 (or first solid-state storage element 131).
(SP263) power-off, performs step SP264 after closing the power supply of the first storage element 12 (or first solid-state storage element 131) after having copied.
(SP264) after again reading (reread) synchronous undated parameter (as table 1), skip to (SP29).
(SP29) judge whether shutdown.
Multiplex's control module 14 judges whether system end 20 selects shutdown, if carry out step SP30, represents that if not system end 20 is also carrying out general operation in this step, and gets back to step SP250 and carry out general operation and judgement time to no.
(SP30) shutdown.
System end 20 operates shutdown in operating system, and then closes storage device 10.
Please refer in addition shown in the 1st, 3 and 7 figure, in storage device 10, comprise that the first solid-state storage element 131 and one second solid-state storage element 132 are as follows with the control method of this first storage element 12:
(SP10) system end 20 start, the starting-up signal that multiplex's control module 14 receives system end 20 carries out self-examination action immediately, and by interface unit 11 through transmission line 22 and system end 20 connecting communications, with the transmission interface kind of confirming to use; Interface is initially set S-ATA, but this multiplex's control module 14 can switch to for example USB of other transmission kind according to actual connection.
(SP20) mode of operation is selected, multiplex's control module 14 in storage device 10 sends a model selection and requires system end 20, system end 20 choice criteria mode of operations or intelligent mode of operation, wherein system end 20 can be selected mode of operation with an application from a ROM-BIOS (BIOS) or operating system (O.S) environment.
(SP400) choice criteria mode of operation, multiplex's control module 14 is sent the information (comprising manufacturer, product type and capacity) of this first storage element 12 and the first solid-state storage element 131 and the second solid-state storage element 132 to system end 20, under this mode of operation, for system end, as a plurality of storage devices, join with system, for example a PC has been installed Drive C (as the first solid-state storage element 131) and Drive D (as the second solid-state storage element 132) and Drive E (as the first storage element 12) simultaneously simultaneously.
(SP410) select start performance element, system end 20 reads the first storage element 12 and the first solid-state storage element 131 and the second solid state storage device 132, and selecting wherein one to be start performance element, the present invention of take is the first-selected performance element of starting shooting compared with this first solid-state storage element 131 of good enforcement.
(SP420) select the first solid-state storage element 131 for start performance element, multiplex's control module 14 sees through interface unit 11 software element 17 in the first solid-state storage element 131 is reached to system end 20, and the system of fulfiling assignment is written into.
(SP430) select the second solid-state storage element 132 for start performance element, multiplex's control module 14 sees through interface unit 11 software element 17 in the second solid-state storage element 132 is reached to system end 20, and the system of fulfiling assignment is written into.
(SP28) carry out general operation or shutdown.
After operating system is written into, the reading and the action such as writing the solid-state storage element 132 of the first solid-state storage element 131 or the second that this storage device 10 can go to carry out according to the requirement of system end 20, or system end 20 operates shutdown in operating system, and then closes storage device 10.
Please refer to again shown in Fig. 1, Fig. 3 and Fig. 8, in storage device 10, comprise that the first solid-state storage element 131 and one second solid-state storage element 132 are as follows with the step of the intelligent mode of operation of 12 system ends of this first storage element, 20 selection:
(SP500) select intelligent mode of operation, multiplex's control module 14 is sent the information (comprising manufacturer, product type and capacity) of this first storage element 12 and the first solid-state storage element 131 and the second solid-state storage element 132 to system end 20, under this mode of operation, for system end 20, as a plurality of storage devices, join with system, for example a PC has been installed Drive C (as the first solid-state storage element 131) and Drive D (as the second solid-state storage element 132) and Drive E (as the first storage element 132) simultaneously simultaneously.
(SP510) select start performance element, system end 20 reads the first storage element 12 and the first solid-state storage element 131 and the second solid-state storage element 132, and selecting wherein one to be start performance element, the present invention of take is the first-selected performance element of starting shooting compared with this first solid-state storage element 131 of good enforcement.
(SP520) select the first solid-state storage element 131 for start performance element, multiplex's control module 14 is opened the power supply of the first solid-state storage element 131 via this power control unit 15, and close the power supply of this first storage element 12 and the second solid-state storage element 132, and through interface unit 11, the software element 17 in the first solid-state storage element 11 being reached to system end 20, the system of fulfiling assignment is written into.
(SP530) select the second solid-state storage element 132 for start performance element, multiplex's control module 14 is opened the power supply of the second solid-state storage element 12 via this power control unit 15, and close the power supply of this first storage element 12 and the first solid-state storage element 131, and through interface unit 11, the software element 17 in the second solid-state storage element 132 being reached to system end 20, the system of fulfiling assignment is written into.
(SP540) set synchronous undated parameter, and start timing.
Synchronous undated parameter is as table 1 in this step, according to the requirements set Default automatic synchronization corresponding time of undated parameter, and more can be further according to user, need to go the change setting time, after the time of the automatic synchronization undated parameter that 14 bases of multiplex's control module of storage device 10 set for the last time, the timer in multiplex's control module 14 starts timing according to the synchronous corresponding time of undated parameter.
(SP550) general operation and judgement time are to no.
General operation is after this operating system is written into, the reading and the action such as writing the solid-state storage element 132 of the solid-state storage element 131 or the second of the first storage element 12 or the first that this storage device 10 can go to carry out according to the requirement of system end 20, and this multiplex's control module 14 judges whether the timing of timer arrives the corresponding time when carrying out general operation, if it is carry out step SP560, carry out if not step SP29.
(SP560) redundant upgrades.
Multiplex's control module 14 is carried out document copying action in this step, and carry out redundant according to table 1 three storage element data redundant parameters, redundant parameter 1 is the first solid-state storage element 131 and redundant, now the first storage element 12 not starts each other of the second solid-state storage element 132.
Redundant parameter 2 is the first storage element 12 and the first solid-state storage element 131 and the second solid-state storage element 132 redundants each other, now these three equal starts of storage element, multiplex's control module 14 is the archive content of these three storage elements of comparison, by the up-to-date archives in arbitrary storage element wherein or with shelves name but up-to-date person of time on data date copies to two other storage element.
Such object can be prevented can immediate recovery when wherein any one storage element data is damaged.
Multiplex's control module 14 is carried out following inferior step according to redundant parameter 1:
(SP561) electric power starting, carries out SP562 after the power supply of multiplex's control module 14 unlatching the second solid-state storage elements 132 (or first solid-state storage element 131).
(SP562) copy archive, will carry out SP563 after the solid-state storage element 132 of the latest update reproduction of documents to the second of the first solid-state storage element 131 (or second solid-state storage element 132) (or first solid-state storage element 131).
(SP563) power-off, closes the power supply of the second solid-state storage element 132 (or first solid-state storage element 131) after having copied.
(SP564) after again reading (reread) synchronous undated parameter (as table 1), skip to (SP29).
If according to 2 of redundant parameters, it carries out following inferior steps to multiplex's control module 14 in addition:
(SP561) electric power starting, carries out SP562 after the power supply of multiplex's control module 14 unlatching the first storage elements 12 and the second solid-state storage element 132 (or first solid-state storage element 131).
(SP562) copy archive is carried out SP563 by the latest update reproduction of documents of the first solid-state storage element 131 (or second solid-state storage element 132) after the first storage element 12 and the second solid-state storage element 132 (or first solid-state storage element 131).
(SP563) power-off, closes the power supply of the first storage element 12 and the second solid-state storage element 132 (or first solid-state storage element 131) after having copied.
(SP564) after again reading (reread) synchronous undated parameter (as table 1), skip to (SP29).
(SP29) judge whether shutdown.
Multiplex's control module 14 judges whether system end 20 selects shutdown, if carry out step SP30, represents that if not system end 20 is also carrying out general operation in this step, and gets back to step SP550 and carry out general operation and judgement time to no.
(SP30) shutdown.
System end 20 operates shutdown in operating system, and then closes storage device 10.
The setting of aforementioned two kinds of mode of operations specifically can be in many ways a realization, for example:
Before storage device 10 dispatches from the factory, preset its mode of operation.
See through system end and issue orders and set or change mode of operation, system end is assigned Working mode set and conventionally can two modes be reached, and is included in ROM-BIOS (BIOS) or carries out operating system (O.S.) is lower with an application.
In sum, the present invention possesses following advantage:
In thering is the storage device 10 of one first storage element 12, be provided with in addition at least one solid-state storage element as the first-selection performance element of starting shooting, and with redundant and the renewal each other of this first storage element 12.
Using a solid-state storage element (as the first solid-state storage element 131) in power opening state and as start performance element, the first storage element 12 and other solid-state storage elements (as the second solid-state storage element 132) are in power down state, not only can reach thus the effect of starting shooting at a high speed, saving energy with low noise, simultaneously because the power-off of other storage elements can not produce the poisoning risk with damaging because of shock impacts.
In a storage device 10, there is a start performance element and at least one redundant performance element, if this start performance element is damaged, switch to immediately redundant performance element and substitute this start performance element, do not need other storage device can reach redundant and substitute start.
Interface unit 11 in a storage device 10 is provided with at least one transmission interface, and controls a common interface transmission interface or each storage element corresponding storage device that uses a transmission interface respectively that uses of each storage element through this multiplex's control module.
Provide the control method of two kinds of mode of operations in order to control the many storage elements in a storage device 10.
Although the present invention discloses as above with embodiment; so it is not in order to limit the present invention, is anyly familiar with this skill person, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, thus protection scope of the present invention when depending on accompanying claim the person of determining be as the criterion.
Claims (9)
1. in order to a storage device for access data, it is characterized in that, comprising:
One multiplex's control module;
One hard disk interface, connects this multiplex's control module to external system end;
One first solid-state storage element, there is a software element, this software element comprises at least one operating system and formed by non-volatile memory unit, and this first solid-state storage element is subject to this multiplex's control module to control to store data, and as first-selected start performance element;
One first storage element, is formed by disk, and this first storage element is subject to this multiplex's control module to control to store data, and with this first solid-state storage element redundant and renewal each other, and stores described software element;
Wherein, this first solid-state storage element and this first storage element are in this system end, to be regarded as respectively an independent dish by this multiplex's control module and this hard disk interface; And
One power control unit, connects respectively this multiplex's control module and this first solid-state storage element and this first storage element, and the power supply of controlling respectively this first solid-state storage element and this first storage element is opened and closed.
2. the storage device in order to access data as claimed in claim 1, is characterized in that, this hard disk interface is selected from Parallel ATA series, Serial ATA series, SCSI is serial, USB is serial and SAS is serial wherein arbitrary.
3. the storage device in order to access data as claimed in claim 2, it is characterized in that, in this multiplex's control module, have multiparameter, this multiparameter comprises mode of operation parameter and a synchronous undated parameter, and produces a synchronous update signal according to this synchronous undated parameter.
4. the storage device in order to access data as claimed in claim 2, is characterized in that, this multiplex's control module connects an operator scheme selected cell.
5. the storage device in order to access data as claimed in claim 4, it is characterized in that, in this operator scheme selected cell, have multiparameter, this multiparameter comprises mode of operation parameter and a synchronous undated parameter, and this multiplex's control module produces a synchronous update signal according to this synchronous undated parameter.
6. the storage device in order to access data as claimed in claim 1, is characterized in that, this first storage element is a mechanical type storage element or a solid-state storage element.
7. the storage device in order to access data as claimed in claim 3, is characterized in that, this first solid-state storage element comprises that one first solid-state storage element is as this first-selection start performance element, and described the first storage element is redundant performance element.
8. an electronic equipment, has storage device as claimed in claim 1, and this electronic equipment is connected with this multiplex's control module through an interface unit.
9. electronic equipment as claimed in claim 8, is characterized in that, described electronic equipment comprises computer, personal digital assistant and portable machine.
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| CN106293534A (en) * | 2016-08-12 | 2017-01-04 | 深圳市金泰克半导体有限公司 | A kind of solid state hard disc with multiple-working mode and its implementation |
| JP6808507B2 (en) * | 2017-01-25 | 2021-01-06 | キヤノン株式会社 | Information processing equipment, its control method, and programs |
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