CN103677867A - Electronic device rapidly recovering starting-up state, control unit and control method of electronic device - Google Patents
Electronic device rapidly recovering starting-up state, control unit and control method of electronic device Download PDFInfo
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- CN103677867A CN103677867A CN201210326287.8A CN201210326287A CN103677867A CN 103677867 A CN103677867 A CN 103677867A CN 201210326287 A CN201210326287 A CN 201210326287A CN 103677867 A CN103677867 A CN 103677867A
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Abstract
The invention provides an electronic device rapidly recovering a starting-up state, a control unit and a control method of the electronic device. The electronic device comprises a first storage module, a volatility storage module and a control unit, wherein the volatility storage module comprises at least two data segments. When the electronic device is started, the control unit copies system software to the volatility storage module, the volatility storage module is used for executing the system software to generate universe variable data, and the universe variable data are stored in the first data segment of the volatility storage module temporarily. The control unit backups the universe variable data to the second data segment of the volatility storage module. When the electronic device returns to a normal work mode from a stand-by mode, the control unit enables the first data segment to be covered with the backup universe variable data, and the system software is executed according to the backup universe variable data.
Description
Technical field
The invention relates to a kind of control technology of communication device, and particularly relevant for a kind of, can wake up fast to the control method of normal operation pattern with electronic installation, control module and the electronic installation of fast quick-recovery open state from standby.
Background technology
Consumer is when buying electronic product, except wishing that electronic product itself has diversified purposes, consumer also wishes that these electronic products can start rapidly, or can allow electronic product from (the standby)/power saving of awaiting orders (power saving) pattern, get back to rapidly normal operation pattern and be used.These electronic products are for example digital video boxcar (Set-Top Box; STB), digital camera, panel computer, Smartphone ... Deng.
Although many electronic products possess await orders/battery saving mode for power saving, allow electronic product not close voluntarily the power supply of most of intraware use in the situation that for a long time, only retain and operate on central processing unit and the dynamic RAM (DRAM) under low frequency mode.When user is positioned at electronic product while reusing this electronic product under await orders/battery saving mode, the central processing unit that it is inner or the control module of being responsible for waking up still need to utilize initialization flow process used while starting shooting, use all multicompartments that reinitialize electronic product inside, while avoiding these assemblies to restart again, make a mistake and break down.
Therefore, many electronic products (namely, are converted to electronic product the process of normal mode) in the process being waken up from await orders/battery saving mode still can expend a large amount of time, causes these electronic products cannot be subject to consumer's favor.In view of this, how allowing electronic product from await orders/battery saving mode, wake up and to be used rapidly, is that manufacturer wishes the major issue solving.
Summary of the invention
The invention provides a kind of electronic installation, control module and control method thereof of fast quick-recovery open state, when this electronic installation is waken up to normal operation pattern from await orders/battery saving mode, while not needing to utilize start, initialization flow process used is not carried out its intraware of initialization, can allow electronic installation get back to rapidly normal operation pattern yet.
The present invention proposes a kind of electronic installation of fast quick-recovery open state, and it comprises the first storage module, volatibility storage module and control module.The first storage module stocking system software.Volatibility storage module comprises at least two data segments.Control module couples described the first storage module and described volatibility storage module.Wherein, when electronic installation starts, control module copies described system software to described volatibility storage module, by described volatibility storage module, carries out described system software to produce universe variable data, and wherein universe variable data is temporary in the first data segments of volatibility storage module.And control module is carried out backup actions to back up described universe variable data to the second data segments of volatibility storage module.When electronic installation is got back to normal operation pattern from standby, described control module obtains the universe variable data of backup from the second data segments of volatibility storage module, and be covered to the first data segments, to carry out described system software according to the universe variable data of backup.
In one embodiment of the invention, above-mentioned control module in backup universe variable data to before the second data segments of volatibility storage module, control module first judges that whether described electronic installation is cold start, when electronic installation is described cold start, carries out above-mentioned backup actions.
In one embodiment of the invention, when above-mentioned electronic installation enters standby, continue to refresh this volatibility storage module.Another practice is, when above-mentioned electronic installation enters standby, to continue to refresh the second data segments of volatibility storage module.
In one embodiment of the invention, when above-mentioned electronic installation enters standby, can only continue to refresh described second data segments of described volatibility storage module.
On the other hand, the invention provides a kind of control method of electronic installation, described electronic installation comprises the first storage module and the volatibility storage module of stocking system software.Described control method comprises the following steps: when electronic installation starts, from the first storage module, copy described system software to described volatibility storage module, by described volatibility storage module, carry out described system software to produce universe variable data, wherein, described universe variable data is temporary in the first data segments of volatibility storage module.Back up described universe variable data to the second data segments of described volatibility storage module.When electronic installation is got back to normal operation pattern from standby, from described second data segments of described volatibility storage module, obtain the universe variable data of backup, and be covered to described the first data segments.And, according to the universe variable data executive system software of backup.
All the other implementation details of the control method of this electronic installation please refer to above-mentioned explanation, at this, do not add and repeat.
From other aspects, the present invention proposes a kind of control module, and it is applicable to the electronic installation of fast quick-recovery open state.Described electronic installation also comprises: the first storage module, in order to stocking system software; Volatibility storage module, it comprises at least two data segments.Described control module couples described the first storage module and described volatibility storage module.Wherein, when electronic installation starts, described control module dubbing system software is to described volatibility storage module, by described volatibility storage module executive system software to produce universe variable data.Wherein, universe variable data is temporary in the first data segments of volatibility storage module.And described control module backs up described universe variable data to the second data segments of volatibility storage module.When described electronic installation is got back to normal operation pattern from standby, described control module obtains the universe variable data of backup from the second data segments of volatibility storage module, and be covered to the first data segments, with the universe variable data executive system software according to backup.
All the other implementation details of this control module please refer to above-mentioned explanation, at this, do not add and repeat.
Based on above-mentioned, when the electronic installation described in the embodiment of the present invention is waken up to normal operation pattern from await orders/battery saving mode, it carrys out executive system software by the previous universe variable data backing up in the cold start (when namely, electronic installation starts for the first time) of electronic installation.Due to this universe variable data data that are initial electronic installation through producing after opening initialization program for the first time, therefore electronic installation does not need to utilize initialization flow process used while starting shooting its intraware of initialization again, but by the universe variable data that backs up in volatibility memory module to get back to rapidly normal operation pattern, save the speed of waking up of electronic installation.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate appended graphic being described in detail below.
Accompanying drawing explanation
Fig. 1 is according to the schematic diagram of the electronic installation 100 described in one embodiment of the invention.
Fig. 2 is a kind of process flow diagram of control method of electronic installation.
Fig. 3 is according to the process flow diagram of the control method of the electronic installation described in one embodiment of the invention.
Fig. 4 A ~ Fig. 4 C is according to the data segments schematic diagram of the volatibility storage module described in one embodiment of the invention.
[main element symbol description]
100: electronic installation
110: the first storage modules
120: volatibility storage module
130: control module
150: intraware
S210 ~ 350: step
410: the first data segments
420: backup section
430: stack section
440: initial value section
450: read-only section
460: procedure code section
Embodiment
Fig. 1 is according to the schematic diagram of the electronic installation 100 described in one embodiment of the invention.As shown in Figure 1, electronic installation 100 comprises the first storage module 110, volatibility storage module 120 and control module 130.In the present embodiment, electronic installation 100 is to utilize digital video boxcar (STB) to realize, but application the present embodiment person should be applied in the spirit of the embodiment of the present invention in the consumer electronic product such as panel computer, digital camera.
The first storage module 110 is for example flash memory in the present embodiment, and it is mainly in order to the main system software operating in stored electrons device 100.Therefore, application the present embodiment person also can utilize the read only memory to realize the first storage module 110.Volatibility storage module 120 is realized with dynamic RAM (DRAM) in the present embodiment.Control module 130 is coupled to the first storage module 110 and volatibility storage module 120.Control module 130 can be central processing unit, microprocessor or System on Chip/SoC (SOC).In the present embodiment, electronic installation 100 also comprises one or more intraware 150, and intraware 150 is for example message processor, video signal data converter ... Deng assembly.
At this explanation electronic installation 100, after starting, how between normal operation pattern and standby (part embodiment is called battery saving mode), to operate.Fig. 2 is a kind of process flow diagram of control method of electronic installation 100.Please also refer to Fig. 1 and Fig. 2, in step S210, user starts the power supply of electronic installation 100, and electronic installation 100 will carry out the initialization of inner each assembly.
At this, describe the setting up procedure S210 of electronic installation 100 in detail.When user starts at step S212 after the power supply of electronic installation 100, step S213 imports power supply and starts the first storage module 110.Step S214 is sequentially initialization control module 130, volatibility storage module 120 and relevant intraware 150.After initialization, control module 130 is by basal layer code (Base Layer code; BL code) from the first storage module 110, copy to (step S215) volatibility storage module 120.And control module 130 also can copy to (step S216) volatibility storage module 120 from the first storage module 110 by system software.In the present embodiment, in order to reduce the storage volume of the first storage module 110, the system software being stored in the first storage module 110 must utilize basal layer code to decompress, and ability controlled unit 130 is performed.Afterwards, control module 130 starts to carry out this system software (step S217) by volatibility storage module 120.
When system software operates (step S220), control module 130 can judge whether to enter standby (step S230) according to the related setting of system software, for example, when electronic installation 100 is idle surpass scheduled time slot (period that 5 minutes or user make by oneself) after automatic standby; Or user can utilize the respective operations on button, telepilot or keyboard so that electronic installation 100 enters standby.
After entering standby, control module 130 notifies each intraware that it is awaited orders or direct powered-down separately, control module 130 is controlled oneself and is also entered low frequency mode to save power supply (step S240), and judge whether to receive interruption (interrupt) signal or any notice electronic installation 100 is got back to the signal (step S250) of normal operation pattern, to judge whether to get back to normal operation pattern.When receiving above-mentioned signal, control module 130 and each intraware 150 all leave standby and power supply (step S260) are provided, and then get back to step S213 ~ S217 to reinitialize electronic installation 100 and system software.
When electronic installation 100 comes back to normal operation pattern from standby, the general practice can worry that the control module 130 and the data variable in intraware 150 that enter standby can be adjusted and change, cause these assemblies cannot get back to normal operation pattern, therefore need to re-start initialization.Yet above-mentioned initialization step (example, step S212 ~ S217) will expend a large amount of time.
In view of this, the embodiment of the present invention after the setting up procedure S210 of electronic installation 100, may be changed, for the universe variable data that in electronic installation 100, part assembly can mutually be revised, back up.And universe variable data is temporary in another data segments of volatibility storage module.When electronic installation 100 is got back to normal operation pattern from standby, just can carry out direct-execution system software according to the universe variable data of backup.Thus, just can omit initialization action, only need from volatibility storage module 120, can complete and wake up rapidly by reading out data.
Fig. 3 is according to the process flow diagram of the control method of the electronic installation 100 described in one embodiment of the invention.The part step of Fig. 3 is identical with Fig. 2, thus this case by identical step by adopting identical label so that please refer to the announcement of above-described embodiment, repeat no more herein.Volatibility storage module comprises at least two data segments, for example, be the first data segments and the second data segments.When electronic installation 100 is when cold start (namely when electronic installation starts for the first time), carry out setting up procedure S210 and with the control module 130 in initialization electronic installation, volatibility storage module 120 and intraware 150, produce universe variable data.That is to say, control module 130, by after volatibility storage module 120 executive system softwares, will produce universe variable data, and is temporary in the first data segments of volatibility storage module 120.
In step S310, control module 130 judges whether electronic installation 100 is cold start.When control module 130 judgement electronic installations 100 are cold start, just from step S310, enter step S320, control module 130 is carried out backup actions to back up universe variable data to the second data segments of volatibility storage module 120, and makes system software continue running (step S220).What specify is, application the present embodiment person also can be after electronic installation 100 executes setting up procedure S210, the arbitrary period before entering standby carries out the backup of universe variable data, the embodiment of the present invention is lifted this example in order to embody its spirit, is not limited according to this.
When electronic installation 100 will enter standby, just by step S230, enter step S340, control module 130 is set volatibility storage module 120 and is positioned at self-refreshing (self reflash) pattern, and make electronic installation 100 continued powers to volatibility storage module 120, so that volatibility storage module 120 can continue self-refreshing.If volatibility storage module 120 can be selected the data segments of self-refreshing voluntarily, if or the second data segments in volatibility storage module 120 and the first data segments adhere to the words of different reservoir circuit separately, for more power saving, the embodiment of the present invention, when electronic installation enters standby, can only continue to refresh in volatibility storage module 120 in order to store the second data segments of the universe variable data of backup.
And, when electronic installation 100 is got back to normal operation pattern from standby, just from step S250, enter step S350, control module 130 makes volatibility storage module 120 stop self-refreshing, and enters step S260 to allow control module 130 and each intraware 150 all leave standby and power supply is provided.Afterwards, just from step S260, enter step S310, so that control module 130 judges whether electronic installation 100 is cold state.Due to electronic installation 100 now, from standby, getting back to normal operation pattern is not to be cold start, therefore control module 130 obtains the universe variable data of backup from the second data segments of volatibility storage module 120, and is covered to the first data segments (step S330).By this, in step S220, system software just can be carried out by the universe variable data backing up in the first data segments, thereby does not need to re-execute setting up procedure S210.
And control module backs up described universe variable data to the second data segments of volatibility storage module.When electronic installation is got back to normal operation pattern from standby, described control module is covered to the first data segments from the second data segments of volatibility storage module by the universe variable data of backup, to carry out described system software according to the universe variable data of backup.
At this, enumerate especially each illustrative data segments in volatibility storage module 120, describe the process flow diagram of Fig. 2 in detail.Fig. 4 A ~ Fig. 4 C is according to the data segments schematic diagram of the volatibility storage module 120 described in one embodiment of the invention.In Fig. 4 A ~ Fig. 4 C, volatibility storage module 120 comprises the first data segments 410, the second data segments (for example, backup section 420), stacks section (stack stage) 430, initial value section (BSS stage) 440, read-only section (rodata stage) 450 and procedure code section 460.The first data segments 410 is the universe variable data working area of system software in electronic installation.Procedure code section 460 is in order to the procedure code of scratch system software.Stack section 430, initial value section 440,450 of read-only sections and be the system software required temporary district that uses of data in the process of implementation.
Please first simultaneously with reference to figure 3 and Fig. 4 A, in step S320, the universe variable data that control module 130 produces after initialization is completed (being arranged in the first data segments 410) backups to second data segments (namely backing up section 420) of volatibility storage module 120, and makes system software continue running.Afterwards, please refer to Fig. 4 B, when electronic installation 100 is carried out after length under normal operation pattern, the universe variable data in the first data segments 410 will be modified, and these modifications may be unfavorable for that electronic installation 100 changes and wakes up to normal operation pattern from standby.Therefore, when electronic installation 100 is got back to normal operation pattern (step S250, S350 and S260) from standby after, just by step S330, the former universe variable data that produces, backs up in step S320 prior to cold start of electronic installation 100 is covered back to the first data segments, system software can by the universe variable data continuation of backup, be carried out rapidly.
When utilizing digital video boxcar implementation, the embodiment of the present invention finds, although Fig. 2 and Fig. 3 are all 23 seconds in the running time of setting up procedure S210, and the digital video boxcar that is applicable to Fig. 2 wakes into normal operation pattern up from standby, spent time is also 23 seconds.On the other hand, the digital video boxcar that meets this case embodiment spirit and be applicable to Fig. 3 wakes into from standby the time that normal operation pattern consumes up and is reduced to 8 seconds, therefore can reach the effect that the embodiment of the present invention is wished.
In sum, when the electronic installation described in the embodiment of the present invention is waken up to normal operation pattern from await orders/battery saving mode, it carrys out executive system software by the previous universe variable data backing up in the cold start (when namely, electronic installation starts for the first time) of electronic installation.Due to this universe variable data data that are initial electronic installation through producing after opening initialization program for the first time, therefore electronic installation does not need to utilize initialization flow process used while starting shooting its intraware of initialization again, but by the universe variable data that backs up in volatibility memory module to get back to rapidly normal operation pattern, save the speed of waking up of electronic installation.
Although the present invention discloses as above with embodiment; so it is not in order to limit the present invention; under any, in technical field, have and conventionally know the knowledgeable; without departing from the spirit and scope of the present invention; when doing a little change and retouching, thus protection scope of the present invention when with appended claim the person of being defined be as the criterion.
Claims (11)
1. an electronic installation for fast quick-recovery open state, comprising:
The first storage module, stocking system software;
Volatibility storage module, comprises at least two data segments;
Control module, couple this first storage module and this volatibility storage module, wherein when this electronic installation starts, this control module copies this system software to this volatibility storage module, by this volatibility storage module, carry out this system software to produce universe variable data, wherein this universe variable data is temporary in the first data segments of this volatibility storage module, and this control module is carried out backup actions to back up this universe variable data to the second data segments of this volatibility storage module
When this electronic installation is got back to normal operation pattern from standby, this control module obtains this universe variable data of backup from this second data segments of this volatibility storage module, and be covered to this first data segments, to carry out this system software according to this universe variable data of backup.
2. electronic installation as claimed in claim 1, it is characterized in that, this control module in this universe variable data of backup to before the second data segments of this volatibility storage module, this control module first judges whether this electronic installation is cold start, when this electronic installation is this cold start, carry out this backup actions.
3. electronic installation as claimed in claim 1, is characterized in that, when this electronic installation enters this standby, continues to refresh this volatibility storage module.
4. electronic installation as claimed in claim 1, is characterized in that, when this electronic installation enters standby, continues to refresh this second data segments of this volatibility storage module.
5. electronic installation as claimed in claim 1, is characterized in that, this electronic installation comprises a plurality of intrawares, and when this electronic installation starts, this control module is according to the plurality of intraware of this system software initialization, to produce this universe variable data.
6. electronic installation as claimed in claim 1, is characterized in that, this volatibility storage module comprises this first data segments, this second data segments, stacks section, initial value section, read-only section and procedure code section.
7. a control method for electronic installation, this electronic installation comprises the first storage module and the volatibility storage module of stocking system software, this control method comprises:
When this electronic installation starts, from this first storage module, copy this system software to this volatibility storage module, by this volatibility storage module, carry out this system software to produce universe variable data, wherein this universe variable data is temporary in the first data segments of this volatibility storage module;
Carry out backup actions to back up this universe variable data to the second data segments of this volatibility storage module;
When this electronic installation is got back to normal operation pattern from standby, from this second data segments of this volatibility storage module, obtain this universe variable data of backup, and be covered to this first data segments; And
This universe variable data according to backup is carried out this system software.
8. control method as claimed in claim 7, is characterized in that, backs up this universe variable data and more comprises the following steps: to the second data segments of this volatibility storage module
Judge whether this electronic installation is cold start; And
When this electronic installation is this cold start, carry out this backup actions.
9. control method as claimed in claim 7, is characterized in that, when this electronic installation enters standby, continues to refresh this volatibility storage module.
10. control method as claimed in claim 7, is characterized in that, when this electronic installation enters standby, continues to refresh this second data segments of this volatibility storage module.
11. 1 kinds of control modules, are applicable to the electronic installation of fast quick-recovery open state,
This electronic installation also comprises: the first storage module, stocking system software; Volatibility storage module, comprises at least two data segments;
This control module couples this first storage module and this volatibility storage module, wherein when this electronic installation starts, this control module copies this system software to this volatibility storage module, by this volatibility storage module, carry out this system software to produce universe variable data, wherein this universe variable data is temporary in the first data segments of this volatibility storage module, and this control module backs up this universe variable data to the second data segments of this volatibility storage module
When this electronic installation is got back to normal operation pattern from standby, this control module obtains this universe variable data of backup from this second data segments of this volatibility storage module, and be covered to this first data segments, to carry out this system software according to this universe variable data of backup.
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Application publication date: 20140326 |