CN105912346A - Firmware version recovery method and device as well as terminal - Google Patents
Firmware version recovery method and device as well as terminal Download PDFInfo
- Publication number
- CN105912346A CN105912346A CN201610305609.9A CN201610305609A CN105912346A CN 105912346 A CN105912346 A CN 105912346A CN 201610305609 A CN201610305609 A CN 201610305609A CN 105912346 A CN105912346 A CN 105912346A
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- Prior art keywords
- firmware version
- memory
- signal
- read
- terminal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
Abstract
The invention discloses a firmware version recovery method and device as well as a terminal. The method comprises the following steps: receiving a firmware version recovery signal; carrying out mirror image operation on an initial firmware version stored in a read-only memory to recover a firmware version stored in a flash memory to the initial firmware version. According to the technical scheme of the invention, when the firmware version needs to be recovered, the recovery signal is input to the terminal and mirror image code operation is carried out on the initial firmware version stored in the read-only memory so that the firmware version stored in the flash memory is recovered to the initial firmware version; therefore, the firmware version of the terminal can be effectively recovered in the research and development process and the using process.
Description
Technical field
The present invention relates to firmware version update method field, recover particularly to a kind of firmware version
Method, device and terminal.
Background technology
Current conventional terminal, such as, portable electronic device (Moving Picture
Expert Group 4, MP 4), mobile phone, panel computer and notebook computer, before dispatching from the factory
Development, owing to terminal is tested by needs, generally require to firmware version (Fireware,
FW) renewal repeatedly and recovery are carried out；After dispatching from the factory right to remaining a need for during the use of terminal
Firmware version is updated.Whether, before dispatching from the factory, after still dispatching from the factory, the firmware version of terminal exists
In renewal process, can exist and update failed situation, at this moment need user to be recovered by firmware version
To original state, now there are two kinds of methods, if terminal can start, then under DOS system
The firmware version of terminal is recovered, if terminal can not start, then needs to pull down terminal
Mainboard, is connected to mainboard external lower support plate (Download Board), consolidates terminal
Part version recovers.
The visible above-mentioned restoration methods to firmware version not only reduces efficiency of research and development, is also user
Bring inconvenience.
Summary of the invention
In view of this, it is an object of the invention to provide one and can improve efficiency of research and development, facilitate again
Firmware version restoration methods, device and the terminal of user.
To achieve these goals, the invention provides a kind of firmware version restoration methods, including:
Receive firmware version and recover signal；
The original firmware version of storage in read only memory is done code image operation, so that flash memory
Middle stored firmware version recovers to described original firmware version.
Preferably, the original firmware version of storage in read only memory is done code image and operate it
Before, described method also includes:
Turn off the signal of terminal according to shutdown sequential, described signal includes power supply signal and centre
The process signal that reason device sends；
Send the instruction restarting terminal.
Preferably, the original firmware version of storage in read only memory is done code image and operate it
After, described method also includes:
Verify whether described firmware version is original firmware version.
Preferably, before receiving firmware version recovery signal, described method also includes:
Described original firmware version is stored in read only memory；
If starting terminal for the first time, then obtain the described original firmware in described read only memory
Version, and described original firmware version is stored to described flash memory；
If the firmware version in described flash memory is updated unsuccessfully, then send firmware version and recover signal.
The present invention also provides for a kind of firmware version recovery device, including:
Receiver module, is used for receiving firmware version and recovers signal；
Perform module, for the original firmware version of storage in read only memory is done code image
Operation, so that described firmware version recovers to original firmware version.
Preferably, described device also includes:
Turning off module, for turning off the signal of terminal according to shutdown sequential, described signal includes electricity
What source signal and central processing unit sent respectively processes signal；
First sending module, does code image to the original firmware version of storage in read only memory
Before operation, for sending the instruction restarting terminal.
Preferably, described device also includes:
Authentication module, does code image operation to the original firmware version of storage in read only memory
Afterwards, it is used for verifying whether described firmware version is original firmware version.
Preferably, described device also includes:
Memory module, before receiving firmware version recovery signal, for by described original firmware version
Originally it is stored in read only memory；
Acquisition module, for, when for starting terminal for the first time, obtaining in described read only memory
Described original firmware version, and described original firmware version is stored to described flash memory；
Second sending module, for when updating the firmware version in described flash memory unsuccessfully, sends out
Firmware version is sent to recover signal.
The present invention also provides for a kind of terminal, including the device as described in any one of claim 5-8,
To realize the method as described in any one of claim 1-4.
Compared with prior art, the method have the advantages that technical scheme
When needs recover firmware version, it is only necessary to input one to terminal and recover signal, make read-only depositing
In reservoir, the original firmware version of storage does code image operation, so that stored in flash memory consolidates
Part version recovers to original firmware version, the most no matter in R&D process, or is using
Cheng Zhong, can recover the firmware version of terminal efficiently.
Accompanying drawing explanation
Fig. 1 is the flow chart of the embodiment one of the firmware version restoration methods of the present invention；
The internal structure block diagram of the terminal that the firmware version restoration methods that Fig. 2 is the present invention is combined；
Fig. 3 is the flow chart of the embodiment two of the firmware version restoration methods of the present invention；
Fig. 4 is the flow chart of the embodiment three of the firmware version restoration methods of the present invention；
Fig. 5 is the schematic diagram of the embodiment one of the firmware version recovery device of the present invention；
Fig. 6 is the schematic diagram of the embodiment two of the firmware version recovery device of the present invention；
Fig. 7 is the schematic diagram of the embodiment three of the firmware version recovery device of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is made the most in detail
Describe.Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Fig. 1 is the flow chart of the embodiment one of the firmware version restoration methods of the present invention, such as Fig. 1
Shown in, the firmware version restoration methods of the present embodiment, specifically may include steps of:
S101, receives firmware version and recovers signal.
The executive agent of the present embodiment is embedded controller (Embedded Controller, EC).
In the present embodiment, button can be set in terminal, send to terminal by pushing button solid
Part version recovers signal.As a example by notebook computer, can set on the keyboard of notebook computer
Put hot key, such as Ctrl+Shift+I key, when pressing this hot key, i.e. have sent firmware version extensive
Complex signal, EC can receive firmware version and recover signal, in order to recover firmware version.
S102, is code image behaviour to the original firmware version of storage in read only memory (ROM)
Make, so that firmware version recovers to original firmware version.
In the specific implementation, the internal structure block diagram of the terminal that this method is combined is such as the present embodiment
Shown in Fig. 2, original firmware version is stored to read only memory, Ke Yishi by the present embodiment in advance
The read only memory shared with CPU, owing to read only memory cannot be erasable, so
Other memory areas of terminal, the flash memory (flash) that such as EC carries, also storage has initial solid
Part version, the original firmware version stored in flash memory is erasable, say, that in flash memory
The firmware version stored can update, and what terminal read on startup is to be deposited in flash memory
Initial or after renewal the firmware version of storage.When firmware version is recovered to initial solid by needs
During part version, such as when firmware version updates unsuccessfully, send firmware version to EC and recover signal,
EC receives and obtains the original firmware version in read only memory after firmware version recovers signal, and will
This firmware version is copied in the flash memory of EC, deletes simultaneously and updates consolidating unsuccessfully in the flash memory of EC
Part version.
The technical scheme of the present embodiment is when needs recover firmware version, it is only necessary to input to terminal
One is recovered signal, makes the original firmware version of storage in read only memory do code image operation,
So that the firmware version stored in flash memory recovers to original firmware version, the most no matter in research and development
During, the most in use, the firmware version of terminal can be recovered efficiently.
Fig. 3 is the flow chart of the embodiment two of the firmware version restoration methods of the present invention, this enforcement
The firmware version restoration methods of example is on the basis of above-described embodiment one, the most in further detail
Introduce technical scheme.As it is shown on figure 3, the firmware version restoration methods of the present embodiment,
Specifically may include steps of:
S201, receives firmware version and recovers signal.
The executive agent of the present embodiment is embedded controller (Embedded Controller, EC).
In the present embodiment, button can be set in terminal, send to terminal by pushing button solid
Part version recovers signal.As a example by notebook computer, can set on the keyboard of notebook computer
Put hot key, such as Ctrl+Shift+I key, when pressing this hot key, i.e. have sent firmware version extensive
Complex signal, EC can receive firmware version and recover signal, in order to recover firmware version.
S202, turns off the signal of terminal according to shutdown sequential, and signal includes power supply signal and central authorities
The process signal that processor (CPU) sends.
Specifically, after terminal receives firmware version recovery signal, need all for terminal operations
Program and power supply all off, in order to the recovery of firmware version.With notebook computer it is
Example, after the EC of notebook computer receives firmware version recovery signal, according to when typically shutting down
CPU is being transmitted and is carrying out shutoff process with each process signal by sequence, then is entered by power supply signal
Row turns off, so that terminal closedown.
S203, sends the instruction restarting terminal.
Specifically, after terminal being closed, in addition it is also necessary to start terminal to be entered by the firmware version of terminal
Row recovers.Actual step S202 is to be carried out after EC sends the order restarted, eventually
Termination receives after restarting order, turns off all of coherent signal and power supply signal, then receives
Start order.This enforcement is divided into two steps, the most just includes shutoff because restarting
Signal and startup two steps of terminal.
S204, does code image operation to the original firmware version of storage in read only memory, with
Firmware version is made to recover to original firmware version.
Specifically, in conjunction with Fig. 2, original firmware version is stored to read-only storage by the present embodiment in advance
Device, can be the read only memory shared with CPU, owing to read only memory is cannot be erasable
, so at other memory areas of terminal, the such as flash memory (flash) that EC carries, also depositing
Containing original firmware version, the original firmware version stored in flash memory is erasable, the most just
Being to say that the firmware version stored in flash memory can update, what terminal read on startup is
Initial or after renewal the firmware version stored in flash memory.When needs are extensive by firmware version
Time again to original firmware version, such as when firmware version updates unsuccessfully, send firmware version to EC
This recovery signal, EC receives after firmware version recovers signal and obtains initially consolidating in read only memory
Part version, and this firmware version is copied in the flash memory of EC, delete in the flash memory of EC simultaneously
Update failed firmware version.
S205, whether checking firmware version is original firmware version.
Specifically, owing to there is multiple firmware in terminal, different firmwares correspond to different consolidating
Part version.As a example by notebook computer, EC drives (Intel to the management engine of notebook computer
Management Engine Interface, ME), basic input output system (Basic Input
Output System, BIOS) and logic (LOGIC) module carry out firmware restoration, read-only deposit
Reservoir storage has the original firmware version that ME, BIOS are corresponding with LOGIC module, as being respectively
ME2.0, BIOS3.0 and LOGIC2.0.Each firmware version has the mark of oneself, when solid
After part recovery process completes, according to firmware version mark, EC verifies that recovered firmware version is
No for correct original firmware version.
The technical scheme of the present embodiment is when needs recover firmware version, it is only necessary to input to terminal
One is recovered signal, makes the original firmware version of storage in read only memory do code image operation,
So that the firmware version stored in flash memory recovers to original firmware version, the most no matter in research and development
During, the most in use, the firmware version of terminal can be recovered efficiently.
Fig. 4 is the flow chart of the embodiment three of the firmware version restoration methods of the present invention, this enforcement
The firmware version restoration methods of example is on the basis of above-described embodiment one, the most in further detail
Introduce technical scheme.As shown in Figure 4, the firmware version restoration methods of the present embodiment,
Specifically may include steps of:
S301, is stored in original firmware version in read only memory.
Specifically, step S301 is just written in read only memory before terminal is dispatched from the factory, should
Read only memory can be by the read only memory shared with CPU.
S302, if starting terminal for the first time, then obtains the original firmware version in read only memory
This, and original firmware version is stored to flash memory.
Specifically, it is the most erasable due to read only memory, say, that be stored in read-only depositing
Firmware version in reservoir is nonupdatable, therefore as preferably, is stored in by firmware version
In other memory areas of terminal, to facilitate renewal.In the present embodiment, open first in terminal
Time dynamic, the original firmware version in read only memory is write in the flash memory of EC, to facilitate renewal.
S303, if updating unsuccessfully to the firmware version in flash memory, then sends firmware version and recovers letter
Number.
Specifically, the firmware version in flash memory updates unsuccessfully, or other special circumstances need extensive
When arriving original firmware version again, corresponding button in terminal can be pressed, to send firmware to EC
Version recovers signal.As a example by notebook computer, can be by the combination on keyboard of notebook computer
Key is set to firmware version and recovers the hot key of signal, such as ctrl+shift+I key.
S304, does code image operation to the original firmware version of storage in read only memory, with
Firmware version is made to recover to original firmware version.
Specifically, recover, when user presses corresponding firmware version in terminal, the hot key that signal is corresponding
Time, EC, by the concrete steps according to embodiment as shown in Figure 1 or 2, deposits biography by read-only
In class device, the original firmware version of storage writes the flash memory that EC carries, and deletion updated failure originally
Firmware version, and when terminal starts, read the firmware version in the flash memory of EC.
The technical scheme of the present embodiment in advance original firmware version is stored in share with CPU only
Read in memorizer, owing to read only memory is the most erasable, so be stored in therein initially
Firmware version is substantially without destroyed；When the firmware version in internal memory updates unsuccessfully, or have
When other special circumstances need to recover original firmware version, it is only necessary to input a recovery to terminal
Signal, by the original firmware version replication that stores in read only memory to flash memory, it is possible to will
The firmware version that flash memory is stored recovers to original firmware version, so, no matter in R&D process
In, the most in use, the firmware version of terminal can be recovered efficiently.
Fig. 5 is the schematic diagram of the embodiment one of the firmware version recovery device of the present invention, such as Fig. 5
Shown in, the firmware version recovery device of the present embodiment, specifically can include receiver module 51 and hold
Row module 52.
Receiver module 51, is used for receiving firmware version and recovers signal；
Perform module 52, for the original firmware version of storage in read only memory is done mirror image generation
Code operation, so that firmware version recovers to original firmware version.
The firmware version recovery device of the present embodiment, by using the above-mentioned module firmware to terminal
Version carries out the firmware version restoration methods of realization mechanism and the above-mentioned embodiment illustrated in fig. 1 recovered
Realization mechanism identical, be referred to the record of above-mentioned embodiment illustrated in fig. 1 in detail, at this not
Repeat again.
Fig. 6 is the schematic diagram of the embodiment two of the firmware version recovery device of the present invention, this enforcement
The firmware version recovery device of example is on the basis of embodiment one as shown in Figure 5, the most more
Add and introduce technical scheme in detail.As shown in Figure 6, the firmware version of the present embodiment
Recovery device, can include turning off module the 61, first sending module 62 and authentication module further
63。
Turning off module 61, for turning off the signal of terminal according to shutdown sequential, signal includes power supply
What signal and central processing unit sent respectively processes signal；
First sending module 62, does mirror image generation to the original firmware version of storage in read only memory
Before code operation, for sending the instruction restarting terminal.
Authentication module 63, is code image behaviour to the original firmware version of storage in read only memory
After work, it is used for verifying whether firmware version is original firmware version.
The firmware version recovery device of the present embodiment, by using the above-mentioned module firmware to terminal
Version carries out the firmware version restoration methods of realization mechanism and the above-mentioned embodiment illustrated in fig. 3 recovered
Realization mechanism identical, be referred to the record of above-mentioned embodiment illustrated in fig. 3 in detail, at this not
Repeat again.
Fig. 7 is the schematic diagram of the embodiment two of the firmware version recovery device of the present invention, this enforcement
The firmware version recovery device of example is on the basis of embodiment one as shown in Figure 5, the most more
Add and introduce technical scheme in detail.As it is shown in fig. 7, the firmware version of the present embodiment
Recovery device, can include memory module 71, acquisition module 72 and the second sending module further
73。
Memory module 71, before receiving firmware version recovery signal, for by original firmware version
It is stored in read only memory；
Acquisition module 72, for when for starting terminal for the first time, obtains in read only memory
Original firmware version, and original firmware version is stored to flash memory；
Second sending module 73, for when updating the firmware version in flash memory unsuccessfully, sends
Firmware version recovers signal.
The firmware version recovery device of the present embodiment, by using the above-mentioned module firmware to terminal
Version carries out the firmware version restoration methods of realization mechanism and the above-mentioned embodiment illustrated in fig. 3 recovered
Realization mechanism identical, be referred to the record of above-mentioned embodiment illustrated in fig. 3 in detail, at this not
Repeat again.
The present invention also provides for a kind of terminal, and this terminal includes CPU, embedded controller and read-only deposits
Reservoir, wherein, is additionally provided with flash memory in embedded controller.This terminal also includes such as Fig. 5 extremely
Device shown in Fig. 7, it is possible to the method for realization embodiment as shown in Figures 1 to 4.
Above example is only the exemplary embodiment of the present invention, is not used in the restriction present invention, this
The protection domain of invention is defined by the claims.Those skilled in the art can be the present invention's
In essence and protection domain, the present invention is made various amendment or equivalent, this amendment or
Equivalent also should be regarded as being within the scope of the present invention.
Claims (9)
1. a firmware version restoration methods, it is characterised in that including:
Receive firmware version and recover signal；
The original firmware version of storage in read only memory is done code image operation, so that flash memory
Middle stored firmware version recovers to described original firmware version.
Method the most according to claim 1, it is characterised in that deposit in read only memory
Before the original firmware version of storage does code image operation, described method also includes:
Turn off the signal of terminal according to shutdown sequential, described signal includes power supply signal and centre
The process signal that reason device sends；
Send the instruction restarting terminal.
Method the most according to claim 1, it is characterised in that deposit in read only memory
After the original firmware version of storage does code image operation, described method also includes:
Verify whether described firmware version is original firmware version.
Method the most according to claim 1, it is characterised in that receive firmware version and recover
Before signal, described method also includes:
Described original firmware version is stored in read only memory；
If starting terminal for the first time, then obtain the described original firmware in described read only memory
Version, and described original firmware version is stored to described flash memory；
If the firmware version in described flash memory is updated unsuccessfully, then send firmware version and recover signal.
5. a firmware version recovery device, it is characterised in that including:
Receiver module, is used for receiving firmware version and recovers signal；
Perform module, for the original firmware version of storage in read only memory is done code image
Operation, so that described firmware version recovers to original firmware version.
Device the most according to claim 5, it is characterised in that described device also includes:
Turning off module, for turning off the signal of terminal according to shutdown sequential, described signal includes electricity
What source signal and central processing unit sent respectively processes signal；
First sending module, does code image to the original firmware version of storage in read only memory
Before operation, for sending the instruction restarting terminal.
Device the most according to claim 5, it is characterised in that described device also includes:
Authentication module, does code image operation to the original firmware version of storage in read only memory
Afterwards, it is used for verifying whether described firmware version is original firmware version.
Device the most according to claim 5, it is characterised in that described device also includes:
Memory module, before receiving firmware version recovery signal, for by described original firmware version
Originally it is stored in read only memory；
Acquisition module, for, when for starting terminal for the first time, obtaining in described read only memory
Described original firmware version, and described original firmware version is stored to described flash memory；
Second sending module, for when updating the firmware version in described flash memory unsuccessfully, sends out
Firmware version is sent to recover signal.
9. a terminal, it is characterised in that include the dress as described in any one of claim 5-8
Put, to realize the method as described in any one of claim 1-4.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610305609.9A CN105912346A (en) | 2016-05-09 | 2016-05-09 | Firmware version recovery method and device as well as terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610305609.9A CN105912346A (en) | 2016-05-09 | 2016-05-09 | Firmware version recovery method and device as well as terminal |
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| CN105912346A true CN105912346A (en) | 2016-08-31 |
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| CN201610305609.9A Pending CN105912346A (en) | 2016-05-09 | 2016-05-09 | Firmware version recovery method and device as well as terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106775636A (en) * | 2016-11-17 | 2017-05-31 | 广州极飞科技有限公司 | battery firmware processing method, device and charging cabinet system |
| CN113508346A (en) * | 2019-03-06 | 2021-10-15 | 欧姆龙株式会社 | Control device and software deployment method |
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| CN104536848A (en) * | 2014-12-22 | 2015-04-22 | 小米科技有限责任公司 | Firmware recovery method, device and terminal |
| CN104750574A (en) * | 2015-03-03 | 2015-07-01 | 普联技术有限公司 | Firmware recovery method and device of network equipment |
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2016
- 2016-05-09 CN CN201610305609.9A patent/CN105912346A/en active Pending
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| CN104536848A (en) * | 2014-12-22 | 2015-04-22 | 小米科技有限责任公司 | Firmware recovery method, device and terminal |
| CN104750574A (en) * | 2015-03-03 | 2015-07-01 | 普联技术有限公司 | Firmware recovery method and device of network equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106775636A (en) * | 2016-11-17 | 2017-05-31 | 广州极飞科技有限公司 | battery firmware processing method, device and charging cabinet system |
| CN106775636B (en) * | 2016-11-17 | 2021-06-15 | 广州极飞科技股份有限公司 | Battery firmware processing method and device and charging cabinet system |
| CN113508346A (en) * | 2019-03-06 | 2021-10-15 | 欧姆龙株式会社 | Control device and software deployment method |
| CN113508346B (en) * | 2019-03-06 | 2024-01-30 | 欧姆龙株式会社 | Control device and software deployment method |
| US11907735B2 (en) | 2019-03-06 | 2024-02-20 | Omron Corporation | Control device and method for deployment of software |
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Application publication date: 20160831 |