CN203950299U - Hard disk firmware repair system - Google Patents
Hard disk firmware repair system Download PDFInfo
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- CN203950299U CN203950299U CN201420037728.7U CN201420037728U CN203950299U CN 203950299 U CN203950299 U CN 203950299U CN 201420037728 U CN201420037728 U CN 201420037728U CN 203950299 U CN203950299 U CN 203950299U
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- hard disk
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- 230000008439 repair process Effects 0.000 title claims abstract description 42
- 230000004044 response Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 3
- 238000013075 data extraction Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 6
- 239000000284 extract Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Abstract
The utility model relates to programmable logic device (PLD) and embedded device field, in particular to hard disk firmware repair system.This hard disk firmware repair system comprises PCI-E interface, hard disk power-supply controller of electric, hard disc data interface, host computer and center-control chip; PCI-E interface is connected with center-control chip, host computer respectively; The input of hard disk power-supply controller of electric, output terminal are connected respectively to host computer and hard disk, and control end is connected to center-control chip; The control end of hard disc data interface is connected to center-control chip, and data transmit-receive end is connected to hard disk.This hard disk firmware repair system has solved the hard disk causing due to hard disk firmware damage or bad track of hard disk etc. cannot be identified the problem that is difficult to carry out breakdown maintenance or data extraction by host computer, and by the control of this hard disk firmware repair system, still unspoiled data be can identify and read in hard disk, success ratio and data extraction efficiency that hard disk firmware is repaired improved.
Description
Technical field
The utility model relates to programmable logic device (PLD) and embedded device field, in particular to hard disk firmware repair system.
Background technology
In the prior art, after the firmware in hard disk damages, host computer is owing to cannot directly reading the firmware damaging in hard disk, so host computer None-identified hard disk.The action needs such as maintenance to hard disk are directly connected on computer motherboard by faulty hard disk, to the access of hard disk place one's entire reliance upon host computer operating system and hardware environment, want to repair hard disk failure, must can under the normal prerequisite of identifying, be carried out by host computer at hard disk.
And cannot the hard disk after firmware damage be identified and be repaired at present.
Utility model content
The purpose of this utility model is to provide hard disk firmware repair system, to solve the above problems.
A kind of hard disk firmware repair system is provided in embodiment of the present utility model, has comprised center-control chip, hard disc data interface and host computer;
Described host computer is connected with described center-control chip, for sending firmware reading command to described center-control chip; Described host computer also, for the firmware module of reception and the intact firmware module prestoring are contrasted, sends to described center-control chip by the intact firmware module prestoring if inconsistent;
Described center-control chip is connected with hard disk by described hard disc data interface; Described center-control chip is for sending to described hard disc data interface by described firmware reading command; Described center-control chip is also for sending to described host computer by the firmware module of reception; Described center-control chip is also for sending to described hard disc data interface by the intact firmware module receiving;
Described hard disc data interface reads the firmware module in described hard disk according to described firmware reading command, and the firmware module reading is sent to described center-control chip; Described hard disc data interface is also for writing described hard disk by described intact firmware module.
Preferably, described host computer is also for sending data reading command to described center-control chip;
Described center-control chip is also for sending to described hard disc data interface by described data reading command; Described center-control chip is also for sending to described host computer by the data that receive;
Described hard disc data interface reads the data of a plurality of sectors in described hard disk according to described data reading command, and the data that read are sent to described center-control chip.
Preferably, described hard disc data interface is also for sending to the time of reading of reading each sector described center-control chip; Described hard disc data interface is also for reading the data of next sector according to the described jump instruction receiving;
Described center-control chip contrasts the time of reading receiving and the time threshold prestoring, if the time of reading is greater than the time threshold prestoring, to described hard disc data interface, sends jump instruction.
Further, this hard disk firmware repair system also comprises hard disk power-supply controller of electric;
The input end of described hard disk power-supply controller of electric, output terminal are connected with hard disk with described host computer respectively by powersupply of HD; The control end of described hard disk power-supply controller of electric is connected with described center-control chip; Described hard disk power-supply controller of electric is switched on or switched off being connected between described hard disk and described host computer for power on instruction or the cut-offing instruction that receives that described center-control chip sends.
Preferably, described hard disc data interface is also for detection of sending hard disk without response signal without when response to described center-control chip to hard disk;
Described center-control chip is also for sending cut-offing instruction without response signal to described hard disk power-supply controller of electric according to described hard disk, and interval sends to described hard disk power-supply controller of electric the instruction that powers on after the schedule time.
Preferably, described host computer is connected by PCI-E interface with described center-control chip.
The present embodiment provides a kind of hard disk firmware restorative procedure that uses above-mentioned hard disk firmware repair system, comprises the steps:
Described host computer sends firmware reading command to described center-control chip;
Described center-control chip sends to described hard disc data interface by described firmware reading command;
Described hard disc data interface reads the firmware module in described hard disk according to described firmware reading command, and the firmware module reading is sent to described center-control chip;
Described center-control chip sends to described host computer by the firmware module of reception;
Described host computer contrasts the firmware module of reception and the intact firmware module prestoring, if inconsistent, the intact firmware module prestoring is sent to described center-control chip;
Described center-control chip sends to described hard disc data interface by the intact firmware module receiving;
Described hard disc data interface writes described hard disk by described intact firmware module.
Further, described host computer also sends data reading command to described center-control chip;
Described center-control chip sends to described hard disc data interface by described data reading command;
Described hard disc data interface reads the data of a plurality of sectors in described hard disk according to described data reading command, and the data that read are sent to described center-control chip;
Described center-control chip sends to described host computer by the data that receive.
Further, described hard disc data interface also sends to the time of reading of reading each sector described center-control chip;
Described center-control chip contrasts the time of reading receiving and the time threshold prestoring, if the time of reading is greater than the time threshold prestoring, to described hard disc data interface, sends jump instruction;
Described hard disc data interface reads the data of next sector according to the described jump instruction receiving.
When further, described hard disc data interface also detects hard disk without response, to described center-control chip, send hard disk without response signal;
Described center-control chip sends cut-offing instruction without response signal to described hard disk power-supply controller of electric according to described hard disk;
Described hard disk power-supply controller of electric disconnects being connected between described hard disk and described host computer according to described cut-offing instruction;
After the described center-control street schedule time, to described hard disk power-supply controller of electric, send the instruction that powers on;
Described hard disk power-supply controller of electric according to described in the instruction that powers on connect being connected between described hard disk and described host computer.
The hard disk firmware repair system that the utility model embodiment provides, compared with prior art, after this hard disk firmware repair system is connected with hard disk, by center-control chip controls hard disc data interface, read the firmware module in hard disk, and the firmware module reading is sent to host computer, by host computer, firmware module and the intact firmware module prestoring are contrasted, if the firmware module reading is inconsistent with the intact firmware module prestoring, show that the firmware module reading damages, host computer sends to center-control chip by intact firmware module, and write in hard disk by hard disc data interface, thereby avoid firmware to damage and cause hard disk to be identified by host computer.The hard disk after damage can be identified and repair to this hard disk firmware repair system.
Accompanying drawing explanation
Fig. 1 shows the system diagram of the hard disk firmware repair system of the utility model embodiment;
Fig. 2 shows the process flow diagram of the hard disk firmware restorative procedure of the utility model embodiment.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
Embodiment 1
Be illustrated in figure 1 a kind of hard disk firmware repair system that the present embodiment provides, comprise center-control chip 105, hard disc data interface 106 and host computer 103;
Described host computer 103 is connected with described center-control chip 105, for sending firmware reading command to described center-control chip 105; Described host computer 103 also, for the firmware module of reception and the intact firmware module prestoring are contrasted, sends to described center-control chip 105 by the intact firmware module prestoring if inconsistent;
Described center-control chip 105 is connected with hard disk 101 by described hard disc data interface 106; Described center-control chip 105 is for sending to described hard disc data interface 106 by described firmware reading command; Described center-control chip 105 is also for sending to the firmware module of reception described host computer 103; Described center-control chip 105 is also for sending to described hard disc data interface 106 by the intact firmware module receiving;
Described hard disc data interface 106 reads the firmware module in described hard disk 101 according to described firmware reading command, and the firmware module reading is sent to described center-control chip 105; Described hard disc data interface 106 is also for writing described hard disk 101 by described intact firmware module.
The hard disk firmware repair system that the utility model embodiment provides, compared with prior art, after this hard disk firmware repair system is connected with hard disk, by center-control chip controls hard disc data interface, read the firmware module in hard disk, and the firmware module reading is sent to host computer, by host computer, firmware module and the intact firmware module prestoring are contrasted, if the firmware module reading is inconsistent with the intact firmware module prestoring, show that the firmware module reading damages, host computer sends to center-control chip by intact firmware module, and write in hard disk by hard disc data interface, thereby avoid firmware to damage and cause hard disk to be identified by host computer.The hard disk after damage can be identified and repair to this hard disk firmware repair system.In addition, host computer identifies after the firmware module of damage, can also repair the firmware module damaging, and then the firmware module after repairing is sent to center-control chip, and writes hard disk.Be that host computer both can directly write hard disk by intact firmware module, can also will after the firmware module reparation of damage, write again hard disk.
Preferably, described host computer 103 is also for sending data reading command to described center-control chip 105;
Described center-control chip 105 is also for sending to described hard disc data interface 106 by described data reading command; Described center-control chip 105 is also for sending to the data that receive described host computer 103;
Described hard disc data interface reads the data of a plurality of sectors in described hard disk according to described data reading command, and the data that read are sent to described center-control chip.
This hard disk firmware repair system, except can finding out the position of firmware damage and repairing, can also further extract the data in hard disk, avoids the data in the hard disk after damaging to obtain and obliterated data.
Preferably, except the damage of firmware module, the sector of hard disk may be damaged, if sector is damaged, prior art cannot go to read by this sector the data of subsequent sectors, therefore, described hard disc data interface is also for sending to the time of reading of reading each sector described center-control chip; Described hard disc data interface is also for reading the data of next sector according to the described jump instruction receiving;
Described center-control chip contrasts the time of reading receiving and the time threshold prestoring, if the time of reading is greater than the time threshold prestoring, to described hard disc data interface, sends jump instruction.
The time of reading for a sector is greater than the time threshold prestoring, and center-control chip judges that this sector is for damaging sector.For damaging sector, center-control chip obtains jump instruction, and this jump instruction is sent to hard disc data interface, and hard disc data interface jumps to next sector and reads the data of next sector according to this jump instruction.Wherein, hard disc data interface carries out the mode that employing reads successively that reads of each sector of hard disk, data and the time of reading of reading Ze Jianggai sector, a sector send to center-control chip, if run into, damage sector, only send and read the time, after center-control chip sends jump instruction, hard disc data interface is skipped this damage sector, from a rear sector, continues reading out data.
Further, this hard disk firmware repair system also comprises hard disk power-supply controller of electric 102;
The input end of described hard disk power-supply controller of electric 102, output terminal are connected with hard disk 101 with described host computer 103 respectively by powersupply of HD; The control end of described hard disk power-supply controller of electric 102 is connected with described center-control chip 105; Described hard disk power-supply controller of electric 102 is switched on or switched off being connected between described hard disk and described host computer for power on instruction or the cut-offing instruction that receives that described center-control chip 105 sends.
Before wherein reading hard disk, hard disk can directly be powered by host computer.Yet, in order to control the power supply state of hard disk, make hard disk or connect power supply according to the situation deenergization of repairing.After being connected with this hard disk firmware repair system for hard disk, hard disk power-supply controller of electric receives the instruction that powers on that center-control chip sends, and controls hard disk be connected with the circuit between host computer according to this instruction that powers on.After hard disk powers on, the data path between hard disk and hard disc data interface is set up complete.
Preferably, described hard disc data interface is also for detection of sending hard disk without response signal without when response to described center-control chip to hard disk;
Described center-control chip is also for sending cut-offing instruction without response signal to described hard disk power-supply controller of electric according to described hard disk, and interval sends to described hard disk power-supply controller of electric the instruction that powers on after the schedule time.
In data extraction procedure, there is the long-time situation without response of hard disk, center-control chip sends cut-offing instruction to hard disk power-supply controller of electric, interval 3-5 sends the instruction that powers on again hard disk is carried out to hardware replacement after second, thereby guarantee continuity and working effect that hard disc data extracts, this process can be called the restarting process of hard disk.
Preferably, described host computer is connected by PCI-E interface 104 with described center-control chip.Particularly, PCI-E interface 104 coordinates with the PCI-E slot of host computer 103, thereby realizes the data path between host computer and center-control chip.
Embodiment 2
When the hard disk firmware repair system of above-described embodiment is used, first need to set up the data path between hard disk and the utility model, this step comprises:
First, connect the PCI-E slot of PCI-E interface and host computer, the input end of hard disk power-supply controller of electric is connected to the chassis power supply interface of host computer; Then, respectively hard disk power-supply controller of electric, hard disc data interface are connected to power supply and the data-interface of hard disk by powersupply of HD, data line, thereby complete the hard disk firmware repair system of the present embodiment and the physical connection between hard disk to be measured; Then under the control of host computer, by PCI-E interface, to center-control chip, send the hard disk instruction that powers on, by hard disk power-supply controller of electric, complete the operation that powers on to hard disk, after hard disk normally powers on, data path is set up complete.
Next can to hard disk, carry out the operations such as firmware reparation or data extraction by the hard disk firmware repair system of the present embodiment, step comprises:
First, host computer is transmitted to device driver by instructions such as firmware reparation or data extractions, via driver, by PCI-E interface, be forwarded to center-control chip, by center-control chip, according to concrete instruction, completed the controlling of hard disc data interface or hard disk power-supply controller of electric again, thereby finally complete corresponding instruction.After all operations all finishes, user need to come to carry out power operation for hard disk by host computer, cuts off after hard disk power supply, pulls out power lead and data line on hard-disk interface.
The hard disk firmware repair system of the present embodiment has solved the hard disk causing due to hard disk firmware is damaged or bad track of hard disk etc. in prior art cannot be identified the problem that is difficult to carry out breakdown maintenance or data extraction by computer motherboard, and the control of hard disk firmware repair system by the present embodiment, can skip all kinds of faults that exist in hard disk, read in hard disk still unspoiled data, can effectively avoid because firmware damages, the problems such as the hard disk None-identified that the reasons such as bad track of hard disk cause or computer crash, success ratio and data extraction efficiency that hard disk firmware is repaired have been improved.
In the hard disk firmware repair system of the present embodiment, the annexation of various piece is as described below:
Described PCI-E interface is connected with described center-control chip, described host computer respectively; The input of described hard disk power-supply controller of electric, output terminal are connected respectively to described host computer and described hard disk by powersupply of HD, and control end is connected to described center-control chip; The control end of described hard disc data interface is connected to described center-control chip, and data transmit-receive end adopts hard disc data line to be connected to hard disk.
Wherein the function of hard disk power-supply controller of electric is that the power control signal that sends according to center-control chip completes the powering on of hard disk, power operation; The function of hard disc data interface is the data that the data read signal that sends according to center-control chip extracts assigned address, if run into the situation that the data such as bad track of hard disk, firmware damage cannot normally be read in leaching process, under the control of center-control chip, skip this region, thereby guarantee continuity and work efficiency that data are extracted.
Allow the hard disk firmware repair system of the present embodiment repair the firmware damaging in hard disk, its operating process is as follows:
First, by center-control chip, send the hard disk instruction that powers on, after hard disk normally powers on, by hard disc data interface, read the firmware module in hard disk, by PCI-E interface, transfer to host computer; Host computer repairs or looks for the intact firmware module of a model coupling automatically to the firmware module reading, again by the firmware module of repairing or the intact firmware module that is used for replacing by PCI-E interface, from host computer, be sent to center-control chip, and by hard disc data interface, write back in faulty hard disk under the control of center-control chip, after writing back and having operated, by hard disk power-supply controller of electric, cut off hard disk power supply, then re-power, make faulty hard disk load new firmware module, thereby realize the reparation operation to the damage firmware of hard disk.
Allow the hard disk firmware repair system of the present embodiment extract the data in hard disk, its operating process is as follows:
First, by center-control chip, send the hard disk instruction that powers on, after hard disk normally powers on, by hard disc data interface, read the data of assigned address in hard disk, and transfer to host computer by PCI-E interface; If run into the normally situation of reading out data such as bad track of hard disk in data extraction procedure, center-control chip sends and skips the instruction of bad track then read data intact in the next position to hard disc data interface; If there is the long-time situation without response of hard disk in data extraction procedure, center-control chip sends cut-offing instruction to hard disk power-supply controller of electric, interval is sent the instruction that powers on again hard disk is carried out to hardware replacement after 3～5 seconds, thereby guarantees continuity and work efficiency that hard disc data extracts.
Embodiment 3
As shown in Figure 2, the present embodiment provides a kind of hard disk firmware restorative procedure that uses above-mentioned hard disk firmware repair system, comprises the steps:
201, described host computer sends firmware reading command to described center-control chip;
202, described center-control chip sends to described hard disc data interface by described firmware reading command;
203, described hard disc data interface reads the firmware module in described hard disk according to described firmware reading command, and the firmware module reading is sent to described center-control chip;
204, described center-control chip sends to described host computer by the firmware module of reception;
205, described host computer contrasts the firmware module of reception and the intact firmware module prestoring, if inconsistent, the intact firmware module prestoring is sent to described center-control chip;
206, described center-control chip sends to described hard disc data interface by the intact firmware module receiving;
207, described hard disc data interface writes described hard disk by described intact firmware module.
Further, described host computer also sends data reading command to described center-control chip;
Described center-control chip sends to described hard disc data interface by described data reading command;
Described hard disc data interface reads the data of a plurality of sectors in described hard disk according to described data reading command, and the data that read are sent to described center-control chip;
Described center-control chip sends to described host computer by the data that receive.
Further, described hard disc data interface also sends to the time of reading of reading each sector described center-control chip;
Described center-control chip contrasts the time of reading receiving and the time threshold prestoring, if the time of reading is greater than the time threshold prestoring, to described hard disc data interface, sends jump instruction;
Described hard disc data interface reads the data of next sector according to the described jump instruction receiving.
When further, described hard disc data interface also detects hard disk without response, to described center-control chip, send hard disk without response signal;
Described center-control chip sends cut-offing instruction without response signal to described hard disk power-supply controller of electric according to described hard disk;
Described hard disk power-supply controller of electric disconnects being connected between described hard disk and described host computer according to described cut-offing instruction;
After the described center-control street schedule time, to described hard disk power-supply controller of electric, send the instruction that powers on;
Described hard disk power-supply controller of electric according to described in the instruction that powers on connect being connected between described hard disk and described host computer.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a hard disk firmware repair system, is characterized in that, comprises center-control chip, hard disc data interface and host computer;
Described host computer is connected with described center-control chip, for sending firmware reading command to described center-control chip; Described host computer also, for the firmware module of reception and the intact firmware module prestoring are contrasted, sends to described center-control chip by the intact firmware module prestoring if inconsistent;
Described center-control chip is connected with hard disk by described hard disc data interface; Described center-control chip is for sending to described hard disc data interface by described firmware reading command; Described center-control chip is also for sending to described host computer by the firmware module of reception; Described center-control chip is also for sending to described hard disc data interface by the intact firmware module receiving;
Described hard disc data interface reads the firmware module in described hard disk according to described firmware reading command, and the firmware module reading is sent to described center-control chip; Described hard disc data interface is also for writing described hard disk by described intact firmware module;
Also comprise hard disk power-supply controller of electric;
The input end of described hard disk power-supply controller of electric, output terminal are connected with hard disk with described host computer respectively by powersupply of HD; The control end of described hard disk power-supply controller of electric is connected with described center-control chip; Described hard disk power-supply controller of electric is switched on or switched off being connected between described hard disk and described host computer for power on instruction or the cut-offing instruction that receives that described center-control chip sends.
2. hard disk firmware repair system according to claim 1, is characterized in that, described host computer is also for sending data reading command to described center-control chip;
Described center-control chip is also for sending to described hard disc data interface by described data reading command; Described center-control chip is also for sending to described host computer by the data that receive;
Described hard disc data interface reads the data of a plurality of sectors in described hard disk according to described data reading command, and the data that read are sent to described center-control chip.
3. hard disk firmware repair system according to claim 2, is characterized in that, described hard disc data interface is also for sending to the time of reading of reading each sector described center-control chip; Described hard disc data interface is also for reading the data of next sector according to the jump instruction receiving;
Described center-control chip contrasts the time of reading receiving and the time threshold prestoring, if the time of reading is greater than the time threshold prestoring, to described hard disc data interface, sends jump instruction.
4. hard disk firmware repair system according to claim 3, is characterized in that, described hard disc data interface is also for detection of sending hard disk without response signal without when response to described center-control chip to hard disk;
Described center-control chip is also for sending cut-offing instruction without response signal to described hard disk power-supply controller of electric according to described hard disk, and interval sends to described hard disk power-supply controller of electric the instruction that powers on after the schedule time.
5. according to the hard disk firmware repair system described in any one in claim 1-4, it is characterized in that, described host computer is connected by PCI-E interface with described center-control chip.
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| CN201420037728.7U CN203950299U (en) | 2014-01-21 | 2014-01-21 | Hard disk firmware repair system |
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| CN201420037728.7U CN203950299U (en) | 2014-01-21 | 2014-01-21 | Hard disk firmware repair system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729275A (en) * | 2014-01-21 | 2014-04-16 | 北京众诚天合系统集成科技有限公司 | Hard disk firmware repairing system and hard disk firmware repairing method |
| WO2019223432A1 (en) * | 2018-05-22 | 2019-11-28 | 杭州海康威视数字技术股份有限公司 | Data obtaining method and apparatus |
-
2014
- 2014-01-21 CN CN201420037728.7U patent/CN203950299U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729275A (en) * | 2014-01-21 | 2014-04-16 | 北京众诚天合系统集成科技有限公司 | Hard disk firmware repairing system and hard disk firmware repairing method |
| CN103729275B (en) * | 2014-01-21 | 2017-01-25 | 北京众诚天合系统集成科技有限公司 | Hard disk firmware repairing system and hard disk firmware repairing method |
| WO2019223432A1 (en) * | 2018-05-22 | 2019-11-28 | 杭州海康威视数字技术股份有限公司 | Data obtaining method and apparatus |
| CN110515761A (en) * | 2018-05-22 | 2019-11-29 | 杭州海康威视数字技术股份有限公司 | A kind of data capture method and device |
| US11269713B2 (en) | 2018-05-22 | 2022-03-08 | Hangzhou Hikvision Digital Technology Co., Ltd. | Data obtaining method and apparatus |
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