CN104461643A - Electronic equipment control method and control device and electronic equipment - Google Patents
Electronic equipment control method and control device and electronic equipment Download PDFInfo
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- CN104461643A CN104461643A CN201410784664.1A CN201410784664A CN104461643A CN 104461643 A CN104461643 A CN 104461643A CN 201410784664 A CN201410784664 A CN 201410784664A CN 104461643 A CN104461643 A CN 104461643A
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Abstract
The invention discloses an electronic equipment control method. The method includes after a start instruction is received, starting the Android operating system kernel, and completing the Android operating system start through a storage image recovery system stored in the disk after the kernel starts. Since the kernel and drive of the Android operating system are initialized as required only during starting, other important progresses are mapped into the storage from the disk directly, so that the time for the disk reading the mapping is shorter than that of progress initialization greatly. Thus, on the basis of the control method, the starting time of the Android operating system can be shortened, and the starting speed of electronic equipment can be increased. In addition, the storage image recovery system of the disk is utilized after the system drive initialization is completed, the Android operating system starting time is shortened, and the influence on the stability of the system is avoided. The invention further discloses electronic equipment and a control device thereof.
Description
Technical field
The invention belongs to Android technical field, particularly relate to the control method of electronic equipment, control device and electronic equipment.
Background technology
Along with the development of science and technology, the application on an electronic device of Android (Android) operating system is increasingly extensive.As one of current most popular mobile device operation system, the starting up speed of Android operation system perplexs all big enterprises always.Especially now not only mobile phone, panel computer and intelligent television adopt Android operation system, and the Intelligent wearable such as intelligent watch, intelligent glasses equipment also adopts Android operation system, and user requires higher to the starting up speed of this class of electronic devices.
How improving the starting up speed of the electronic equipment adopting Android operation system, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of this, the object of the present invention is to provide control method and the control device of electronic equipment, to improve the starting up speed of electronic equipment.The present invention provides corresponding electronic equipment simultaneously.
For achieving the above object, the invention provides following technical scheme:
The present invention discloses a kind of control method of electronic equipment, and described electronic equipment adopts Android operation system, and described control method comprises:
After receiving start-up command, start the kernel of Android operation system;
After the kernel of Android operation system completes startup, start init process, whether there is memory mirror in the hard disk of detected electrons equipment, described memory mirror creates in shutdown process;
When there is memory mirror in the hard disk of electronic equipment, read and run reduction version booting script, to start default process and service;
After completion system drives initialization, utilize the memory mirror recovery system in described hard disk, complete the startup of Android operation system.
Preferably, above-mentioned control method also comprises: after receiving shutdown command, triggers and suspends to hard disk (STD) shutdown command, in the hard disk of electronic equipment, create memory mirror.
Preferably, in above-mentioned control method, describedly in the hard disk of electronic equipment, create memory mirror, comprising: reclaim redundancy memory by the displacement of memory pages disk; The memory mirror of current memory is created in the hard disk of electronic equipment.
Preferably, in above-mentioned control method, whether there is memory mirror in the hard disk of detected electrons equipment after, also comprise: when there is not memory mirror in the hard disk of electronic equipment, read and operation standard booting script, to complete the startup of Android operation system.
The present invention also discloses a kind of control device of electronic equipment, and described electronic equipment adopts Android operation system, and described control device comprises:
Start unit, for starting the kernel of Android operation system after receiving start-up command;
Detecting unit, after completing startup at the kernel of Android operation system, start init process, whether there is memory mirror in the hard disk of detected electrons equipment, described memory mirror creates in shutdown process;
First processing unit, for there is memory mirror in the hard disk of electronic equipment, reading and running reduction version booting script, to start default process and service;
Recovery unit, after driving initialization at completion system, utilizes the memory mirror recovery system in described hard disk, completes the startup of Android operation system;
Memory mirror creating unit, for after receiving shutdown command, triggers STD shutdown command, in the hard disk of electronic equipment, creates memory mirror.
Preferably, in above-mentioned control device, described memory mirror creating unit comprises: redundancy memory recycling module, for reclaiming redundancy memory by the displacement of memory pages disk; Memory mirror creation module, after reclaiming redundancy memory at described redundancy memory recycling module, creates the memory mirror of current memory in the hard disk of electronic equipment.
Preferably, above-mentioned control device also comprises: the second processing unit, for there is not memory mirror in the hard disk of electronic equipment, reads and operation standard booting script, to complete the startup of Android operation system.
The present invention also discloses a kind of electronic equipment, and described electronic equipment adopts Android operation system, and described electronic equipment comprises any one control device above-mentioned.
As can be seen here, beneficial effect of the present invention is:
The control method of electronic equipment disclosed by the invention, after receiving start-up command, starts the kernel of Android operation system, after kernel completes startup, utilizes the memory mirror recovery system preserved in hard disk, complete the startup of Android operation system.Owing to only needing to carry out initialization to the kernel of Android operation system and driving in start process, other important processes (the kernel process zygote as Android operation system) all map directly in internal memory from hard disk, and hard disk read map spent by time will much smaller than the time spent by process initialization, therefore, based on control method disclosed by the invention, the start-up time of Android operation system can be shortened, thus accelerate the starting up speed of electronic equipment.In addition, in control method disclosed by the invention, after completion system drives initialization, just utilize the memory mirror recovery system in hard disk, therefore the risk occurring that internal memory misplaces can be avoided, while shortening Android operation system start-up time, can not impact the stability of system again.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the process flow diagram of the control method of a kind of electronic equipment disclosed by the invention;
Fig. 2 is the process flow diagram of the control method of another kind of electronic equipment disclosed by the invention;
Fig. 3 is the structural representation of the control device of a kind of electronic equipment disclosed by the invention;
Fig. 4 is the structural representation of the control device of another kind of electronic equipment disclosed by the invention;
Fig. 5 is the structural representation of the control device of another kind of electronic equipment disclosed by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Applicant is found by the start-up course analyzing Android operation system: in traditional Android operation system start-up course, every subsystem starts all will to kernel, driving, the processes such as the various services of system virtual machine, system carry out initialization, and the initialized time is very long.And, major part start-up time of Android operation system is wasted in application layer, the kernel of Android operation system and the time spent by its bottom relatively short, therefore, how shortening the start-up time of application layer in Android operation system, is the key of the start-up time shortening Android operation system.
The present invention discloses a kind of control method of electronic equipment, and this electronic equipment adopts Android operation system, and can be mobile phone, panel computer, intelligent television, can be also Wearable, as intelligent watch and intelligent glasses.Based on control method disclosed by the invention, the starting up speed of electronic equipment can be improved, thus improve Consumer's Experience.
It is the process flow diagram of the control method of a kind of electronic equipment disclosed by the invention see Fig. 1, Fig. 1.This control method comprises:
Step S11: after receiving start-up command, starts the kernel of Android operation system.
User by pressing after power key or other control modes perform power-on operation, the kernel (linux kernel) of Android operation system starts to start.
Step S12: after the kernel of Android operation system completes startup, starts init process, whether there is memory mirror in the hard disk of detected electrons equipment.
Wherein, init is that the kernel of Android operation system enters first program run after file system.Here it should be noted that, if adopt common mode to close electronic equipment, then can not create memory mirror in a hard disk, the present invention improves shutdown process, creates memory mirror in shutdown process at hard disk.
Step S13: when there is memory mirror in the hard disk of electronic equipment, reads and runs reduction version booting script, to start default process and service.
In the present invention, cutting is carried out to existing standard booting script, remove unnecessary process and service in Android operation system start-up course, form reduction version booting script.By running reduction version booting script, only start the process of presetting and service, these processes be activated and service are the minimum process and service that ensure that Android operation system can be run.
Step S14: after completion system drives initialization, utilize the memory mirror recovery system in hard disk, complete the startup of Android operation system.
Utilize the process of memory mirror recovery system, the process be waken up from STD (suspend to disk, suspends to hard disk) state with existing electronic equipment is identical.In addition, utilize the time point of memory mirror recovery system to be selected in after system drive initialization completes, the risk occurring that internal memory misplaces can be avoided like this.
The control method of electronic equipment disclosed by the invention, after receiving start-up command, starts the kernel of Android operation system, after kernel completes startup, utilizes the memory mirror recovery system preserved in hard disk, complete the startup of Android operation system.Owing to only needing to carry out initialization to the kernel of Android operation system and driving in start process, other important processes (the kernel process zygote as Android operation system) all map directly in internal memory from hard disk, and hard disk read map spent by time will much smaller than the time spent by process initialization, therefore, based on control method disclosed by the invention, the start-up time of Android operation system can be shortened, thus accelerate the starting up speed of electronic equipment.In addition, in control method disclosed by the invention, after completion system drives initialization, just utilize the memory mirror recovery system in hard disk, therefore the risk occurring that internal memory misplaces can be avoided, while shortening Android operation system start-up time, can not impact the stability of system again.
The present invention is above-mentioned to be described the start process of electronic equipment emphatically, and the present invention also improves the shutdown process of electronic equipment, to create memory mirror in the hard disk of electronic equipment simultaneously.
Concrete:
After receiving shutdown command, trigger STD shutdown command, in the hard disk of electronic equipment, create memory mirror.
Here it should be noted that, in the electronic equipment adopting Android operation system, traditional shutdown action is as follows: native Shutdown function powered-down is called on Android operation system upper strata.Shutdown action in the present invention adopts STD shutdown command to trigger:
Echo disk>/sys/power/state//triggering shutdown command
In addition, in the hard disk of electronic equipment, create memory mirror, can be the internal memory establishment memory mirror for the shutdown moment, namely after triggering STD shutdown command, the data in current memory are all mirrored to hard disk.
But, in electronic equipment operational process, except comprising the data that Android operation system is using in the internal memory of electronic equipment, also comprise the data of other redundancies, the data of such as buffer memory, these data are redundant datas for the start-up course of Android operation system.In addition, in Android operation system start-up course, non-core process is also redundant data.If what do not add resolution is all mirrored to hard disk by the data of internal memory, can the unused time be extended on the one hand, also can cause adverse effect to the on time shortening electronic equipment on the other hand.
In order to shorten unused time and the on time of electronic equipment further, the present invention improves creating memory mirror in the hard disk of electronic equipment.
Concrete:
First, redundancy memory is reclaimed by the displacement of memory pages disk;
Afterwards, in the hard disk of electronic equipment, create the memory mirror of current memory.
In enforcement, there is an internal memory and overflow (Out Of Memorykiller in the kernel first bringing out Android operation system, OOM killer), concrete: in Android operation system, initiatively apply for bulk memory (memory headroom of application exceedes the memory headroom of system spare), thus make kernel close some non-core processes, the internal memory that the non-core process of forcible aborting takies, just can replace memory device from freememory page like this, the memory mirror of generation will reduce.
Based on aforesaid way, after reception shutdown command, triggering STD shutdown command, first redundancy memory is reclaimed, namely invalid to the start-up course of Android operation system in releasing memory data, such as discharge memory headroom and the data cached memory headroom taken that non-core process takies, carry out mirror image processing for the internal memory carried out after redundancy recovery more afterwards, create memory mirror at hard disk.Owing to creating in memory mirror process, do not need to carry out mirror image processing for redundancy memory, because this reducing the data volume needing mirror image, thus shorten the unused time, in addition, in the process utilizing memory mirror recovery system, owing to needing the data volume being mapped to internal memory less, therefore shorten the start-up time of Android operation system.
It should be noted that in addition, whether there is memory mirror in the hard disk performing step S12 detected electrons equipment after, also comprise: when there is not memory mirror in the hard disk of electronic equipment, read and operation standard booting script, to complete the startup of Android operation system.In this case, user both can adopt traditional approach to shut down, and accordingly, electronic equipment is started shooting in a conventional manner, and user also can shut down by triggering STD shutdown command, and accordingly, electronic equipment can quick turn-on.
In order to the control method of clearer explanation the present invention protection, be described in more detail below in conjunction with Fig. 2.Comprise:
Step S21: after receiving shutdown command, triggers STD shutdown command, creates memory mirror in a hard disk.
Step S22: after receiving start-up command, starts the kernel of Android operation system.
Step S23: after the kernel of Android operation system completes startup, starts init process, detects in hard disk whether there is memory mirror, performs step S24 or step S26 according to testing result.
Step S24: when there is memory mirror in hard disk, reads and runs reduction version booting script, to start default process and service, performing step S25.
Step S25: after completion system drives initialization, utilize the memory mirror recovery system in hard disk, complete the startup of Android operation system.
Step S26: when there is not memory mirror in the hard disk of electronic equipment, reads and operation standard booting script, to complete the startup of Android operation system.
The control method of the above disclosed electronic equipment of the present invention, accordingly, the present invention also discloses the control device of electronic equipment, to realize this control method.
It is the structural representation of the control device of a kind of electronic equipment disclosed by the invention see Fig. 3, Fig. 3.This control device comprises start unit 10, detecting unit 20, first processing unit 30, recovery unit 40 and memory mirror creating unit 50.
Wherein:
Start unit 10, for starting the kernel of Android operation system after receiving start-up command.
User by pressing after power key or other control modes perform power-on operation, the kernel (linux kernel) of Android operation system starts to start.
Detecting unit 20, after completing startup at the kernel of Android operation system, starts init process, whether there is memory mirror in the hard disk of detected electrons equipment.
Wherein, init is that the kernel of Android operation system enters first program run after file system.Here it should be noted that, if adopt common mode to close electronic equipment, then can not create memory mirror in a hard disk, the present invention improves shutdown process, creates memory mirror in shutdown process at hard disk.
First processing unit 30, for there is memory mirror in the hard disk of electronic equipment, reading and running reduction version booting script, to start default process and service.
In the present invention, cutting is carried out to existing standard booting script, remove unnecessary process and service in Android operation system start-up course, form reduction version booting script.By running reduction version booting script, only start the process of presetting and service, these processes be activated and service are the minimum process and service that ensure that Android operation system can be run.
Recovery unit 40, after driving initialization at completion system, utilizes the memory mirror recovery system in hard disk, completes the startup of Android operation system.
Recovery unit 40 utilizes the process of memory mirror recovery system, identical with the process that existing electronic equipment is waken up from STD state.In addition, recovery unit 40 utilizes the time point of memory mirror recovery system to be selected in after system drive initialization completes, and can avoid the risk occurring that internal memory misplaces like this.
Memory mirror creating unit 50, for after receiving shutdown command, triggers STD shutdown command, in the hard disk of electronic equipment, creates memory mirror.
Traditional shutdown action is as follows: native Shutdown function powered-down is called on Android operation system upper strata.Shutdown action in the present invention adopts STD shutdown command to trigger:
Echo disk>/sys/power/state//triggering shutdown command
The control device of electronic equipment disclosed by the invention, after receiving shutdown command, triggers STD shutdown command, in the hard disk of electronic equipment, creates memory mirror; After receiving start-up command, start the kernel of Android operation system, after kernel completes startup, utilize the memory mirror recovery system preserved in hard disk, complete the startup of Android operation system.Owing to only needing to carry out initialization to the kernel of Android operation system and driving in start process, other important processes (the kernel process zygote as Android operation system) all map directly in internal memory from hard disk, and hard disk read map spent by time will much smaller than the time spent by process initialization, therefore, based on control device disclosed by the invention, the start-up time of Android operation system can be shortened, thus accelerate the starting up speed of electronic equipment.In addition, control device disclosed by the invention is after completion system drives initialization, just utilize the memory mirror recovery system in hard disk, therefore can avoid the risk occurring that internal memory misplaces, while shortening Android operation system start-up time, can not impact the stability of system again.
In enforcement, memory mirror creating unit 50 creates memory mirror in the hard disk of electronic equipment, can be the internal memory establishment memory mirror for the shutdown moment, namely after triggering STD shutdown command, the data in current memory is all mirrored to hard disk.
But, in electronic equipment operational process, except comprising the data that Android operation system is using in the internal memory of electronic equipment, also comprise the data of other redundancies, the data of such as buffer memory, these data are redundant datas for the start-up course of Android operation system.In addition, in Android operation system start-up course, non-core process is also redundant data.If what do not add resolution is all mirrored to hard disk by the data of internal memory, can the unused time be extended on the one hand, also can cause adverse effect to the on time shortening electronic equipment on the other hand.
In order to shorten unused time and the on time of electronic equipment further, the present invention improves memory mirror creating unit 50, the structural representation of control device shown in Figure 4.Wherein, memory mirror creating unit 50 comprises redundancy memory recycling module 51 and memory mirror creation module 52.
Redundancy memory recycling module 51, for reclaiming redundancy memory by the displacement of memory pages disk.Memory mirror creation module 52, after reclaiming redundancy memory at redundancy memory recycling module, creates the memory mirror of current memory in the hard disk of electronic equipment.
Control device shown in Fig. 4 of the present invention, after reception shutdown command, triggering STD shutdown command, first redundancy memory is reclaimed, namely invalid to the start-up course of Android operation system in releasing memory data, such as discharge memory headroom and the data cached memory headroom taken that non-core process takies, carry out mirror image processing for the internal memory carried out after redundancy recovery more afterwards, create memory mirror at hard disk.Owing to creating in memory mirror process, do not need to carry out mirror image processing for redundancy memory, because this reducing the data volume needing mirror image, thus shorten the unused time, in addition, in the process utilizing memory mirror recovery system, owing to needing the data volume being mapped to internal memory less, therefore shorten the start-up time of Android operation system.
It is the structural representation of the control device of another kind of electronic equipment disclosed by the invention see Fig. 5, Fig. 5.This control device comprises start unit 10, detecting unit 20, first processing unit 30, recovery unit 40, memory mirror creating unit 50 and the second processing unit 60.
Compared with control device shown in Fig. 3, control device shown in Fig. 5 arranges the second processing unit 60 further.This second processing unit 60 is connected with detecting unit 20, for there is not memory mirror in the hard disk of electronic equipment, reads and operation standard booting script, to complete the startup of Android operation system.Certainly, the memory mirror creating unit 50 in control device shown in Fig. 5 can adopt the structure shown in Fig. 4.
Based on the control device of the electronic equipment shown in Fig. 5, user both can adopt traditional approach to shut down, accordingly, electronic equipment is started shooting in a conventional manner, user also can shut down by triggering STD shutdown command, and accordingly, electronic equipment can quick turn-on.
The present invention also discloses a kind of electronic equipment, and this electronic equipment adopts Android operation system, and this electronic equipment also comprises the present invention's any one control device above-mentioned.The starting up speed of electronic equipment disclosed by the invention is very fast.
In addition, electronic equipment disclosed by the invention can be the mobile phone of employing Android operation system, panel computer, intelligent television, intelligent glasses and intelligent watch.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a control method for electronic equipment, described electronic equipment adopts Android operation system, and it is characterized in that, described control method comprises:
After receiving start-up command, start the kernel of Android operation system;
After the kernel of Android operation system completes startup, start init process, whether there is memory mirror in the hard disk of detected electrons equipment, described memory mirror creates in shutdown process;
When there is memory mirror in the hard disk of electronic equipment, read and run reduction version booting script, to start default process and service;
After completion system drives initialization, utilize the memory mirror recovery system in described hard disk, complete the startup of Android operation system.
2. control method according to claim 1, is characterized in that, also comprises:
After receiving shutdown command, trigger and suspend to hard disk STD shutdown command, in the hard disk of electronic equipment, create memory mirror.
3. control method according to claim 2, is characterized in that, describedly in the hard disk of electronic equipment, creates memory mirror, comprising:
Redundancy memory is reclaimed by the displacement of memory pages disk;
The memory mirror of current memory is created in the hard disk of electronic equipment.
4. control method according to claim 1, is characterized in that, after whether there is memory mirror, also comprises in the hard disk of detected electrons equipment:
When there is not memory mirror in the hard disk of electronic equipment, read and operation standard booting script, to complete the startup of Android operation system.
5. a control device for electronic equipment, described electronic equipment adopts Android operation system, and it is characterized in that, described control device comprises:
Start unit, for starting the kernel of Android operation system after receiving start-up command;
Detecting unit, after completing startup at the kernel of Android operation system, start init process, whether there is memory mirror in the hard disk of detected electrons equipment, described memory mirror creates in shutdown process;
First processing unit, for there is memory mirror in the hard disk of electronic equipment, reading and running reduction version booting script, to start default process and service;
Recovery unit, after driving initialization at completion system, utilizes the memory mirror recovery system in described hard disk, completes the startup of Android operation system;
Memory mirror creating unit, for after receiving shutdown command, triggers and suspends to hard disk STD shutdown command, in the hard disk of electronic equipment, create memory mirror.
6. control device according to claim 5, is characterized in that, described memory mirror creating unit comprises:
Redundancy memory recycling module, for reclaiming redundancy memory by the displacement of memory pages disk;
Memory mirror creation module, after reclaiming redundancy memory at described redundancy memory recycling module, creates the memory mirror of current memory in the hard disk of electronic equipment.
7. control device according to claim 6, is characterized in that, also comprises:
Second processing unit, for there is not memory mirror in the hard disk of electronic equipment, reads and operation standard booting script, to complete the startup of Android operation system.
8. an electronic equipment, described electronic equipment adopts Android operation system, and it is characterized in that, described electronic equipment comprises the control device according to any one of claim 5 to 7.
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| CN104461643B (en) | 2017-12-19 |
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