CN104809040A - Isolation repairing device for hard disk and isolation repairing method thereof - Google Patents
Isolation repairing device for hard disk and isolation repairing method thereof Download PDFInfo
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- CN104809040A CN104809040A CN201510213666.XA CN201510213666A CN104809040A CN 104809040 A CN104809040 A CN 104809040A CN 201510213666 A CN201510213666 A CN 201510213666A CN 104809040 A CN104809040 A CN 104809040A
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Abstract
The invention discloses an isolation repairing device for a hard disk. The isolation repairing device for the hard disk comprises a master control chip, a USB3.0 (universal serial bus 3.0) chip, an SATA (serial advanced technology attachment) extended chip, an IDE TO SATA (integrated drive electronics to serial advanced technology attachment) conversion chip, a touch screen and a superior computer, wherein the USB3.0 chip is connected with the superior computer, the SATA extended chip and the master control chip; the master control chip is connected with the touch screen and the hard disk; the SATA extended chip is connected with the USB chip and the IDE TO SATA conversion chip. The invention also discloses a running method based on the device. The running method based on the device comprises the following steps of S1, sending a firmware reading request; S2, judging the request; S3, sending an ATA (advanced technology attachment) request to the SATA extended chip to request for the data of the hard disk, and carrying out a step S5; S4, sending a COM (component object model) request to the master control chip, so as to request the data of the hard disk, and carrying out the step S5; S5, returning the data to the superior computer. The isolation repairing device for the hard disk and the running method based on the device have the following beneficial effects that an upper-level system is prevented from being jammed to crash as a system loads the start code of the hard disk; the speed is quicker, the stability is better, and the transplantation and the carrying are convenient; a parallel interface and a serial interface are supported; the read-write ways of a plurality of hard disks are compatible; a power supply of the hard disk can be monitored; a multi-interface firmware repairing way is adopted.
Description
Technical field
The present invention relates to field of information security technology, relate to a kind of hard disk isolation prosthetic device, also relate to the isolation restorative procedure based on this device.
Background technology
Along with the arrival in " large data " epoch, " data " this abstract thing, becomes more and more concrete in our life.Large from the energy, economy, communication, little of individual privacy, Company File.Many important data messages, all can be stored in, in storage medium.Certainly, in the market, the main mode storing data is exactly mechanical hard disk.Due to the impact of the structure of mechanical hard disk, service time, the multiple factor of part aging, mechanical hard disk may be caused to occur damaging, the problems such as operating system None-identified hard disk.
In Hard Disk Repair process, directly connect computer by faulty hard disk at present to carry out overhauling easily making system crash, also there is date restoring speed slow, supporting interface is few, carries the problems such as inconvenience.
Summary of the invention
The present invention is directed to the defect of prior art, provide a kind of hard disk isolation prosthetic device and isolation restorative procedure thereof, effectively can solve above-mentioned prior art Problems existing.
In order to realize above goal of the invention, the technical scheme that the present invention takes is as follows:
A kind of hard disk isolation prosthetic device, comprises main control chip, USB3.0 chip, SATA extended chip, IDE TO SATA conversion chip, touch-screen and host computer;
Described host computer is connected with USB3.0 chip by data line, and USB3.0 chip is connected with main control chip with SATA extended chip; Main control chip is also connected with touch-screen; Main control chip is connected with disk C OM interface by com port; USB chip is connected with SATA extended chip, and SATA extended chip is connected with IDE TO SATA conversion chip.
As preferably, acting as of main control chip: be responsible for disk state display, the transmission of disk C OM communication command and digital independent, hard disk Energy control;
USB3.0 chip act as: isolate defects hard disk is connected with host computer, is responsible for high-speed channel command transfer and data transmission simultaneously;
SATA extended chip act as: expansion interface, and guarantee equipment can support the hard disk of IDE parallel interface and SATA serial line interface simultaneously;
Touch-screen act as: form the Control protection mechanism of a two redundancy with host computer, when host computer cannot pass through USB3.0 communication, can control hard disk and USB3.0 chip reset, obtain the work state information of hard disk simultaneously by this touch-screen;
Host computer act as: send and accept the result after various instruction and idsplay order execution.
The present invention also provides a kind of hard disk to isolate the operation method of prosthetic device, comprises the following steps:
S1: host computer by USB3.0 chip for sending firmware read requests;
S2: judgement request is COM request or ATA request, and request performs S3 if 16 binary data are then ATA, and request performs S4 if character properties is then COM;
S3:ATA request directly sends the request to expansion SATA chip, by parallel or serial mode, is sent to hard disk, finally asks hard disc data, perform S5;
S4:COM request directly sends the request to main control chip, by main control chip, COM request is sent to disk C OM mouth interface, finally asks hard disc data, perform S5;
S5: hard-disk interface, according to the instruction request received, reads the data of relevant position in hard disk, by extended chip or main control chip, data is sent to USB3.0 chip, eventually through USB3.0 chip, data returned to host computer.
As preferably, described host computer sends Energy control information and is sent to master control power supply control chip by the conversion of USB3.0 chip, finally arrives hard disk;
Hard disk power-supply controller of electric receives power on instruction and the cut-offing instruction that master control power supply control chip sends; Control hard disk is switched on or switched off the connection between host computer.
Compared with prior art the invention has the advantages that: adopt defect hard disk isolation technology, defective hard disk and host computer machine are effectively isolated, do not allow operating system load the start-up code of defect hard disk.Thus prevent system loads hard disk startup code from causing the stuck collapse of upper system; Use USB3.0 technology, undertaken alternately by USB3.0 protocol realization and upper strata.Speed is faster, stability is better.Also be convenient to transplant and carry simultaneously; Adopt SATA extended chip, support one to expand three, support parallel and serial line interface, the read-write mode of compatible multiple hard disk simultaneously; Can monitor the power supply of hard disk, to detection and the protection of hard disk electric current, voltage; Adopt the firmware repair mode of multiplex roles, when ata interface not response instruction, COM can also be adopted to send instruction, thus repair hard disk firmware, extract user data.
Accompanying drawing explanation
Fig. 1 is the structural representation of contrive equipment embodiment;
Fig. 2 is the main flow chart of inventive method embodiment;
Fig. 3 is the process flow diagram of inventive embodiments control circui.
Embodiment
For making object of the present invention, technical scheme and advantage clearly understand, to develop simultaneously embodiment referring to accompanying drawing, the present invention is described in further details.
As shown in Figure 1, a kind of hard disk isolation prosthetic device, comprises main control chip, USB3.0 chip, SATA extended chip, IDE TO SATA conversion chip, touch-screen and host computer;
Described host computer is connected with USB3.0 chip by data line, and USB3.0 chip is connected with main control chip with SATA extended chip; Main control chip is also connected with touch-screen; Main control chip is connected with disk C OM interface by com port; USB chip is connected with SATA extended chip, and SATA extended chip is connected with IDE TO SATA conversion chip.
As preferably, acting as of main control chip: be responsible for disk state display, the transmission of disk C OM communication command and digital independent, hard disk Energy control;
USB3.0 chip act as: isolate defects hard disk is connected with host computer, is responsible for high-speed channel command transfer and data transmission simultaneously;
SATA extended chip act as: expansion interface, and guarantee equipment can support the hard disk of IDE parallel interface and SATA serial line interface simultaneously;
Touch-screen act as: form the Control protection mechanism of a two redundancy with host computer, when host computer cannot pass through USB3.0 communication, can control hard disk and USB3.0 chip reset, obtain the work state information of hard disk simultaneously by this touch-screen;
Host computer act as: send and accept the result after various instruction and idsplay order execution.
As shown in Figure 2, the present invention also provides a kind of hard disk to isolate the operation method of prosthetic device, as follows:
S1: host computer by USB3.0 chip for sending firmware read requests;
S2: judgement request is COM request or ATA request, and request performs S3 if 16 binary data are then ATA, and request performs S4 if character properties is then COM;
S3:ATA request directly sends the request to expansion SATA chip, by parallel or serial mode, is sent to hard disk, finally asks hard disc data, perform S5;
S4:COM request directly sends the request to main control chip, by main control chip, COM request is sent to disk C OM mouth interface, finally asks hard disc data, perform S5;
S5: hard-disk interface, according to the instruction request received, reads the data of relevant position in hard disk, by extended chip or main control chip, data is sent to USB3.0 chip, eventually through USB3.0 chip, data returned to host computer.
As shown in Figure 3, described host computer sends Energy control information and is sent to master control power supply control chip by the conversion of USB3.0 chip, finally arrives hard disk;
Hard disk power-supply controller of electric receives power on instruction and the cut-offing instruction that master control power supply control chip sends; Control hard disk is switched on or switched off the connection between host computer.
Another embodiment, the logic connecting relation under defect hard disk isolation mech isolation test is as follows:
Described host computer is connected with main control chip by USB3.0 chip, for sending Energy control instruction to hard disk; Host computer is connected with main control chip by USB3.0 chip, and initialization com port is used for sending com port instruction and data to hard-disk interface; Host computer is connected with SATA extended chip by USB3.0 chip, and initialization walks abreast and serial line interface, for sending instruction and data to hard-disk interface.When described host computer cannot pass through USB3.0 communication, now touch-screen is connected with hard disk by main control chip.Control hard disk and chip reset, obtain hard disk operational state simultaneously.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's implementation method of the present invention, should be understood to that protection scope of the present invention is not limited to so special statement and embodiment.Those of ordinary skill in the art can make various other various concrete distortion and combination of not departing from essence of the present invention according to these technology enlightenment disclosed by the invention, and these distortion and combination are still in protection scope of the present invention.
Claims (4)
1. a hard disk isolation prosthetic device, is characterized in that: comprise main control chip, USB3.0 chip, SATA extended chip, IDE TO SATA conversion chip, touch-screen and host computer;
Described host computer is connected with USB3.0 chip by data line, and USB3.0 chip is connected with main control chip with SATA extended chip; Main control chip is also connected with touch-screen; Main control chip is connected with disk C OM interface by com port; USB chip is connected with SATA extended chip, and SATA extended chip is connected with IDE TO SATA conversion chip.
2. a kind of hard disk isolation prosthetic device according to claim 1, is characterized in that:
Acting as of main control chip: be responsible for disk state display, the transmission of disk C OM communication command and digital independent, hard disk Energy control;
USB3.0 chip act as: isolate defects hard disk is connected with host computer, is responsible for high-speed channel command transfer and data transmission simultaneously;
SATA extended chip act as: expansion interface, and guarantee equipment can support the hard disk of IDE parallel interface and SATA serial line interface simultaneously;
Touch-screen act as: form the Control protection mechanism of a two redundancy with host computer, when host computer cannot pass through USB3.0 communication, can control hard disk and USB3.0 chip reset, obtain the work state information of hard disk simultaneously by this touch-screen;
Host computer act as: send and accept the result after various instruction and idsplay order execution.
3. an operation method for hard disk isolation prosthetic device, is characterized in that comprising the following steps:
S1: host computer by USB3.0 chip for sending firmware read requests;
S2: judgement request is COM request or ATA request, and request performs S3 if 16 binary data are then ATA, and request performs S4 if character properties is then COM;
S3:ATA request directly sends the request to expansion SATA chip, by parallel or serial mode, is sent to hard disk, finally asks hard disc data, perform S5;
S4:COM request directly sends the request to main control chip, by main control chip, COM request is sent to disk C OM mouth interface, finally asks hard disc data, perform S5;
S5: hard-disk interface, according to the instruction request received, reads the data of relevant position in hard disk, by extended chip or main control chip, data is sent to USB3.0 chip, eventually through USB3.0 chip, data returned to host computer.
4. the operation method of a kind of hard disk isolation prosthetic device according to claim 3, described host computer sends Energy control information and is sent to master control power supply control chip by the conversion of USB3.0 chip, finally arrives hard disk;
Hard disk power-supply controller of electric receives power on instruction and the cut-offing instruction that master control power supply control chip sends; Control hard disk is switched on or switched off the connection between host computer.
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| CN105589665A (en) * | 2015-12-31 | 2016-05-18 | 四川秘无痕信息安全技术有限责任公司 | Method for carrying out defect isolation during connection of defect hard disk and PC (Personal Computer) side |
| CN107291581A (en) * | 2017-06-21 | 2017-10-24 | 郑州云海信息技术有限公司 | A kind of outband management method and device of solid state hard disc |
| CN109859794A (en) * | 2019-01-10 | 2019-06-07 | 宁波智研信息技术有限公司 | Solid state storage unit repair system |
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| CN107291581B (en) * | 2017-06-21 | 2021-03-09 | 苏州浪潮智能科技有限公司 | Out-of-band management method and device for solid state disk |
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| CN104809040B (en) | 2018-05-04 |
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Address after: 641000 Sichuan province Neijiang City Songshan Road No. 183 Applicant after: SICHUAN XLY INFORMATION SAFETY TECHNOLOGY CO., LTD. Address before: 641000 Sichuan province Neijiang City Songshan Road No. 183 Applicant before: Sichuan SalvationData Information Safety Technology Co., Ltd. |
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Inventor after: Liang Xiaoning Inventor after: Zhang Jiaqiang Inventor after: Dong Chao Inventor after: Huang Xu Inventor before: Liang Xiaoning |
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