CN104597983A - Regulation method of revolving speed of computer and mainboard system - Google Patents
Regulation method of revolving speed of computer and mainboard system Download PDFInfo
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- CN104597983A CN104597983A CN201310529530.0A CN201310529530A CN104597983A CN 104597983 A CN104597983 A CN 104597983A CN 201310529530 A CN201310529530 A CN 201310529530A CN 104597983 A CN104597983 A CN 104597983A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44505—Configuring for program initiating, e.g. using registry, configuration files
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Abstract
The invention provides a regulation method of the revolving speed of a computer and a mainboard system. The regulation method of the revolving speed of the computer comprises the following steps: an embedded controller receives a BIOS program write operation command which is sent by a BIOS processing unit and contains the type information of an electronic element, and stores the BIOS program into an embedded controller memory; the embedded controller carries out a read operation on the BIOS program stored in the embedded controller memory; and according to a result of the read operation on the embedded controller memory, the embedded controller selects a heat emission parameter corresponding to the type of the electronic element to regulate the revolving speed of a fan. The embodiment of the invention detects the type of the electronic element during starting up, the embedded controller selects the heat emission parameter corresponding to the type of the electronic element according to the type of the electronic element to drive the fan, the heat emission parameter corresponding to the type of the electronic element still can be selected when the configuration of the electronic element in the computer is changed, and the heat emission and the noise of the fan are caused to be mutually matched with the heat emission and the noise of the changed electronic element so as to better realize the control of the noise and the heat emission.
Description
Technical field
The invention belongs to computing machine control field, particularly relate to a kind of rotation speed of computer fan control method and main board system.
Background technology
Start control chip is also called EC(Embed Controller, embedded controller) be 16 single-chip microcomputers, itself also there is the Flash of certain capacity its inside to store the code of embedded controller.In the process that system is opened, embedded controller controls the sequential of most signal of interest.In notebook, no matter at start or off-mode, embedded controller is kept on all.In the power-offstate, embedded controller keeps running always, and is waiting for the boot-strap information of user.And after open state, embedded controller is more as the control of the equipment such as keyboard controller, charging indicator light and other various pilot lamp, it even controls the states such as standby, the dormancy of system, the control comprising rotation speed of the fan is also processed by embedded controller, it does not take the resource of system CPU (central processing unit), the performance of system will be caused to reduce because of the frequent adjustment of rotation speed of the fan, the temperature of current C PU and system is detected by embedded controller, automatic adjustment rotation speed of the fan, reaches the rotating speed of a science and the balance of noise.
Volume is done the little trend being following PC and developing, ultra-thin is one of them main element, and when volume does more hour, inner structure space is less, and heat is more not easy to distribute, and therefore, the heat radiation of PC is just faced with great challenge.Present heat radiation major way is wind-cooling heat dissipating, and embedded controller regulates rotation speed of the fan according to the height of CPU and system temperature.The present inventor entered research and found, present embedded controller is controlled by one group of fan curve, there is no specific aim, when will commercially capture all kinds of market with a product, therefore its configuration will change, such as, the change of CPU, internal memory or hard disk, the factor that internal influence dispels the heat can be made thereupon also to change, cause the heat radiation of PC and noise to be faced with very large challenge, be difficult to realize suitable coupling.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of rotation speed of computer fan control method and main board system, the inside configuration caused during to solve the inner configuration change of PC in the prior art problem that realize mate very difficult with heat radiation.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method, comprising:
Embedded controller receives the bios program write operation order including electronic component types information of BIOS administrative unit transmission and is stored in embedded controller storer by described bios program;
Described embedded controller carries out read operation to the bios program stored in embedded controller storer;
Described embedded controller selects the radiation parameter corresponding with described electronic component types to regulate the rotating speed of fan according to the result of embedded controller storer being carried out to read operation.
Described embedded controller receives the bios program write operation order including electronic component types information of BIOS administrative unit transmission and the step that described bios program is stored in embedded controller storer is specially: the bios program of the identification information including cpu type is stored in embedded controller storer by described embedded controller.
Described embedded controller is specially the step that the bios program stored in embedded controller storer carries out read operation: described embedded controller is by reading the type of the bios program acquisition CPU be surrounded by containing the identification information of cpu type.
Described embedded controller selects the radiation parameter corresponding with described electronic component types to be specially with the step of the rotating speed regulating fan according to the result of embedded controller storer being carried out to read operation: described embedded controller selects the radiation parameter corresponding with described cpu type according to the cpu type obtained.
Described embedded controller selects the radiation parameter corresponding with described electronic component types also to comprise before regulating the step of the rotating speed of fan according to the result of embedded controller storer being carried out to read operation: described embedded controller storer is previously stored with at least two groups and the corresponding radiation parameter of cpu type.
Described embedded controller receives the bios program write operation order including electronic component types information that BIOS administrative unit sends and also comprises before described bios program being stored in the step in embedded controller storer: the address storing the zone bit information representing cpu type in embedded controller storer resets and configures initial radiation parameter by described embedded controller.
The embodiment of the present invention also provides a kind of rotation speed of computer fan control method, comprising:
BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and writes in embedded controller storer by described bios program;
Described BIOS administrative unit selects the radiation parameter corresponding with described electronic component types to regulate the rotating speed of fan by the result writing described bios program to described embedded controller storer and make described embedded controller carry out read operation according to bios program described in embedded controller storer.
Described BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and the step in described bios program write embedded controller storer is specially: the bios program be surrounded by containing the identification information of cpu type writes in embedded controller storer by described BIOS administrative unit.
Described BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and also comprises in described bios program write embedded controller storer before step: described BIOS administrative unit judges the type of CPU.
The embodiment of the present invention also provides a kind of main board system, comprising: the BIOS administrative unit, CPU and the embedded controller that are connected with control bus and the embedded controller storer be connected with embedded controller;
Described BIOS administrative unit for judging the type of CPU, and includes the bios program write operation order of cpu type information to embedded controller transmission and writes in embedded controller storer by described bios program;
Described embedded controller storer is for storing the bios program including cpu type information of described BIOS administrative unit write and the radiation parameter corresponding with cpu type write in advance;
Described embedded controller is used for, according to the type reading the bios program acquisition CPU be surrounded by containing the identification information of cpu type from embedded controller storer, selecting the radiation parameter corresponding with described cpu type.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method and main board system, by the type of the detected electrons element when starting up, and the type of this electronic component is sent to embedded controller, embedded controller again according to the type selecting of the electronic component radiation parameter corresponding with this electronic component types with drive fan, when the electronic component arrangements in computing machine is changed, still the radiation parameter corresponding with this electronic component types can be selected, the heat radiation of fan and noise can be mated mutually with the electronic component after change, better realization is to the control of noise and heat radiation, achieve when changing configuration with a product to capture all kinds of city simultaneously, still can make heat radiation and noise configure afterwards with change between reach mating of a science and balance.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, 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 some embodiments of the present 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 these accompanying drawings.
Fig. 1 is an embodiment schematic diagram of the rotation speed of computer fan control method that the embodiment of the present invention provides;
Fig. 2 is another embodiment schematic diagram of the rotation speed of computer fan control method that the embodiment of the present invention provides;
Fig. 3 is another embodiment schematic diagram of the rotation speed of computer fan control method that the embodiment of the present invention provides;
Fig. 4 is another embodiment schematic diagram of the rotation speed of computer fan control method that the embodiment of the present invention provides;
Fig. 5 is the embodiment schematic diagram of the main board system that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method.
Refer to Fig. 1, in the embodiment of the present invention, an a kind of embodiment of rotation speed of computer fan control method comprises:
101, embedded controller receives the bios program write operation order including electronic component types information of BIOS administrative unit transmission and is stored in by bios program in embedded controller storer;
After starting up, BIOS administrative unit can at PEI(pre-EFIInitialization) type of stage to electronic component detect, judge the type of electronic component, described electronic component comprises the CPU(central processing unit being arranged at computer-internal), motherboard and power supply unit etc. easily produce the electronic component of high temperature when using, embedded controller receives the bios program write operation order including electronic component types information that BIOS administrative unit sends, and agree to that described bios program is written in embedded controller storer (embedded controller storer) by BIOS administrative unit.
102, described embedded controller carries out read operation to the bios program stored in embedded controller storer;
Described embedded controller by carrying out read operation to the bios program stored in embedded controller storer, thus obtains the type information of electronic component.
103, described embedded controller selects the radiation parameter corresponding with electronic component types to regulate the rotating speed of fan according to the result of embedded controller storer being carried out to read operation;
Described embedded controller selects the radiation parameter corresponding with electronic component types to regulate the rotating speed of cpu fan according to the type information obtaining electronic component, described embedded controller is at the described embedded controller storer radiation parameter table corresponding with electronic component types, described embedded controller selects the radiation parameter table corresponding with this electronic component types to regulate the rotating speed of fan with drive fan according to the electronic component types obtained, such as, when the Change of types of certain electronic component as CPU, the radiation parameter table that described embedded controller is selected also can change thereupon, the driving force of fan is made to adapt to the radiating requirements of CPU.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method, by the type of the detected electrons element when starting up, and the type of this electronic component is sent to embedded controller, embedded controller again according to the type selecting of the electronic component radiation parameter corresponding with this electronic component types with drive fan, when the electronic component arrangements in computing machine is changed, still the radiation parameter corresponding with this electronic component types can be selected, the heat radiation of fan and noise can be mated mutually with the electronic component after change, better realization is to the control of noise and heat radiation, achieve when changing configuration with a product to capture all kinds of city simultaneously, still can make heat radiation and noise configure afterwards with change between reach mating of a science and balance.
For ease of understanding, be described in detail the rotation speed of computer fan control method in the embodiment of the present invention with an instantiation below, refer to Fig. 2, another embodiment of the rotation speed of computer fan control method in the embodiment of the present invention comprises:
201, the address storing the zone bit information representing cpu type in embedded controller storer resets and configures initial radiation parameter by described embedded controller.
After starting up, the address storing the zone bit information representing cpu type in embedded controller storer resets by described embedded controller, the i.e. 0x60 position of first initialization embedded controller storer, clear for 0x60 position 0, the 0x60 position of described embedded controller storer is for storing the zone bit information representing cpu type, just prevent the value of this address by other application modification, when causing restarting computing machine, the rotating speed of fan has transient error, simultaneously for CPU configures initial radiation parameter table.
202, described embedded controller is stored in embedded controller storer by being surrounded by containing the bios program of the identification information of cpu type;
Described embedded controller receives the bios program write operation order including cpu type information of described BIOS administrative unit transmission and is stored in by bios program in embedded controller storer, concrete, described BIOS administrative unit represents the zone bit of cpu type by 62/66 mouthful of write of the 0x60 address to embedded controller storer, value value as zone bit is 1,2,3 etc.
203, described embedded controller is by reading the type of the bios program acquisition CPU be surrounded by containing the identification information of cpu type.
Described embedded controller carries out read operation to the bios program stored in embedded controller storer, concrete, after described embedded controller receives the message sended over from 62/66 mouthful, zone bit information about the type of CPU is read to obtain the type of CPU in the 0x60 position of inquiry embedded controller storer.
204, described embedded controller selects the radiation parameter corresponding with described cpu type according to the cpu type obtained.
Described embedded controller storer is previously stored with at least two groups radiation parameter corresponding with cpu type, concrete, technician can be different according to the configuration of notebook, on the computer of each configuration, test draws the suitable several group radiation parameters corresponding with cpu type, be stored in embedded controller storer, after described embedded controller obtains the type of CPU, just according to different cpu types, select the suitable radiation parameter corresponding with cpu type.
Further, described radiation parameter is by obtaining with under type, there is provided an adjustable dutycycle and mutually should dutycycle and export the signal generator of fan speed-regulating signal, by adjusting different dutycycles, the fan speed-regulating signal making the corresponding output of this signal generator different is to the fan control speed unit of CPU, with the rotating speed making this fan control speed unit adjust this radiator fan according to different fan speed-regulating signals, and this temperature of arranging in pairs or groups surveys the temperature detecting that unit carries out this electronic component, with under the condition of carrying out the cooling requirements being used to preset, test the heat radiation test procedure of the radiating effect of this radiator fan, and then the radiation parameter of this radiator fan can be obtained.Measured the radiation parameter of different CPU type by above method, and be written in embedded controller storer.It should be noted that, above method is not only applicable to measure dissimilar CPU, can also measure other electronic components as motherboard and power supply unit etc.Compared to prior art, radiation parameter obtaining method of the present invention mainly through a signal generator according to the different fan speed-regulating signal of the corresponding output of different dutycycles, directly can carry out heat radiation test procedure, to obtain the radiation parameter of this radiator fan, littlely only shorten integral heat sink testing-program time significantly, increase work efficiency, also make this heat radiation test procedure control restriction and high cost without rotating speed by Simple Design and available signal generator.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method, by detecting the type of CPU when starting up, and the type of this CPU is sent to embedded controller, embedded controller again according to the type selecting of the CPU radiation parameter corresponding with this cpu type with drive fan, when cpu type configuration change in computing machine, still the radiation parameter corresponding with this cpu type can be selected, the heat radiation of fan and noise can be mated mutually with the CPU after change, better realization is to the control of noise and heat radiation, achieve when changing configuration with a product to capture all kinds of city simultaneously, still can make heat radiation and noise configure afterwards with change between reach mating of a science and balance.
Refer to Fig. 3, another embodiment of the rotation speed of computer fan control method in the embodiment of the present invention comprises:
301, BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and writes in embedded controller storer by described bios program;
BIOS administrative unit can at PEI(pre-EFIInitialization) type of stage to electronic component detect, and judge the type of electronic component, and described bios program is written in embedded controller storer.
302, described BIOS administrative unit selects the radiation parameter corresponding with described electronic component types to regulate the rotating speed of fan by the result writing described bios program to described embedded controller storer and make described embedded controller carry out read operation according to bios program described in embedded controller storer.
Refer to Fig. 4, another embodiment of the rotation speed of computer fan control method in the embodiment of the present invention comprises:
401, described BIOS administrative unit judges the type of CPU.
After starting up, comprise SEC(security), PEI(pre-EFIInitialization), DXE(DriverExecutionEnvironment), 4 stages of BDS (BootDeviceSelect), first in the SEC stage, the basic initialization of executive system, prepares C language execution environment; Then the PEI stage enters C code context, carries out initialization to CPU, north and south bridge sheet, and in CPU setup code, add the type judging CPU, the DXE stage carries out initialization and configuration to computer system device, constructing system table, provides the access interface to resource; The BDS stage is the final stage that BIOS guides, and completes the preliminary work before entering booting operating system, finally loads OSLoader, and Systematical control power gives OSLoader.
402, described BIOS administrative unit writes in embedded controller storer by being surrounded by containing the bios program of the identification information of cpu type;
Described BIOS administrative unit is after PEI stage CPU initialization judges the type of CPU, and represented the zone bit of cpu type by 62/66 mouthful of write of the 0x60 address to embedded controller storer, the value of such as zone bit is 1,2,3 etc.
403, the bios program that described BIOS administrative unit is surrounded by containing the identification information of cpu type by the write of embedded controller storer makes embedded controller select the radiation parameter corresponding with described cpu type according to cpu type.
The embodiment of the present invention provides a kind of rotation speed of computer fan control method, the type of CPU is detected by the BIOS administrative unit when starting up, and the type of this CPU is sent to embedded controller, embedded controller again according to the type selecting of the CPU radiation parameter corresponding with this cpu type with drive fan, when cpu type configuration change in computing machine, still the radiation parameter corresponding with this cpu type can be selected, the heat radiation of fan and noise can be mated mutually with the CPU after change, better realize the control to noise and heat radiation.
Above a kind of rotation speed of computer fan control method in the embodiment of the present invention is described in detail, below a kind of main board system in the embodiment of the present invention is described, refer to Fig. 5, in the embodiment of the present invention, an a kind of embodiment of main board system comprises:
BIOS administrative unit 501, CPU504 and the embedded controller 502 be connected with control bus and the embedded controller storer 503 be connected with embedded controller;
Described BIOS administrative unit 501 for judging the type of CPU504, and includes the bios program write operation order of CPU504 type information to embedded controller 502 transmission and writes in embedded controller storer 503 by described bios program;
Described embedded controller storer 503 is for storing the bios program including CPU504 type information of described BIOS administrative unit 501 write and the radiation parameter corresponding with cpu type write in advance;
Described embedded controller 502, for according to reading the bios program that is surrounded by containing the identification information of CPU504 type to obtain the type of CPU504 from embedded controller storer 503, selects the radiation parameter corresponding with described CPU504 type.
Below a kind of in embodiment of the present invention duty of main board system is described, refer to Fig. 5, first radiation parameter corresponding to dissimilar CPU is obtained by carrying out heat radiation test to CPU dissimilar, the type of CPU and radiation parameter corresponding are with it written in embedded controller storer, as starting up, the basic initialization of BIOS administrative unit executive system, and the type of CPU is judged in the PEI stage, then the zone bit of cpu type is represented by 62/66 mouthful of write of the 0x60 address to embedded controller storer, the value of such as zone bit is 1, 2, 3 etc.After described embedded controller receives the message sended over from 62/66 mouthful, zone bit information about the type of CPU is read to obtain the type of CPU in the 0x60 position of inquiry embedded controller storer, according to different cpu types, select the suitable radiation parameter corresponding with cpu type, according to selected radiation parameter drive fan, CPU is dispelled the heat.
The embodiment of the present invention provides a kind of main board system, by detecting the type of CPU when starting up, and the type of this CPU is sent to embedded controller, embedded controller again according to the type selecting of the CPU radiation parameter corresponding with this cpu type with drive fan, when cpu type configuration change in computing machine, still the radiation parameter corresponding with this cpu type can be selected, the heat radiation of fan and noise can be mated mutually with the CPU after change, better realization is to the control of noise and heat radiation, achieve when changing configuration with a product to capture all kinds of city simultaneously, still can make heat radiation and noise configure afterwards with change between reach mating of a science and balance.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; make some equivalent alternative or obvious modification without departing from the inventive concept of the premise; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the present invention is determined by submitted to claims.
Claims (10)
1. a rotation speed of computer fan control method, is characterized in that, comprising:
Embedded controller receives the bios program write operation order including electronic component types information of BIOS administrative unit transmission and is stored in embedded controller storer by described bios program;
Described embedded controller carries out read operation to the bios program stored in embedded controller storer;
Described embedded controller selects the radiation parameter corresponding with described electronic component types to regulate the rotating speed of fan according to the result of embedded controller storer being carried out to read operation.
2. rotation speed of computer fan control method as claimed in claim 1, it is characterized in that, described embedded controller receives the bios program write operation order including electronic component types information of BIOS administrative unit transmission and the step that described bios program is stored in embedded controller storer is specially: the bios program of the identification information including cpu type is stored in embedded controller storer by described embedded controller.
3. rotation speed of computer fan control method as claimed in claim 2, it is characterized in that, described embedded controller is specially the step that the bios program stored in embedded controller storer carries out read operation: described embedded controller is by reading the type of the bios program acquisition CPU be surrounded by containing the identification information of cpu type.
4. rotation speed of computer fan control method as claimed in claim 3, it is characterized in that, described embedded controller selects the radiation parameter corresponding with described electronic component types to be specially with the step of the rotating speed regulating fan according to the result of embedded controller storer being carried out to read operation: described embedded controller selects the radiation parameter corresponding with described cpu type according to the cpu type obtained.
5. rotation speed of computer fan control method as claimed in claim 4, it is characterized in that, described embedded controller selects the radiation parameter corresponding with described electronic component types also to comprise before regulating the step of the rotating speed of fan according to the result of embedded controller storer being carried out to read operation: described embedded controller storer is previously stored with at least two groups and the corresponding radiation parameter of cpu type.
6. rotation speed of computer fan control method as claimed in claim 5, it is characterized in that, described embedded controller receives the bios program write operation order including electronic component types information that BIOS administrative unit sends and also comprises before described bios program being stored in the step in embedded controller storer: the address storing the zone bit information representing cpu type in embedded controller storer resets and configures initial radiation parameter by described embedded controller.
7. a rotation speed of computer fan control method, is characterized in that, comprising:
BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and writes in embedded controller storer by described bios program;
Described BIOS administrative unit selects the radiation parameter corresponding with described electronic component types to regulate the rotating speed of fan by the result writing described bios program to described embedded controller storer and make described embedded controller carry out read operation according to bios program described in embedded controller storer.
8. rotation speed of computer fan control method as claimed in claim 7, it is characterized in that, described BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and the step in described bios program write embedded controller storer is specially: the bios program be surrounded by containing the identification information of cpu type writes in embedded controller storer by described BIOS administrative unit.
9. rotation speed of computer fan control method as claimed in claim 7, it is characterized in that, described BIOS administrative unit includes the bios program write operation order of electronic component types information to embedded controller transmission and also comprises in described bios program write embedded controller storer before step: described BIOS administrative unit judges the type of CPU.
10. a main board system, is characterized in that, comprising: the BIOS administrative unit, CPU and the embedded controller that are connected with control bus and the embedded controller storer be connected with embedded controller;
Described BIOS administrative unit for judging the type of CPU, and includes the bios program write operation order of cpu type information to embedded controller transmission and writes in embedded controller storer by described bios program;
Described embedded controller storer is for storing the bios program including cpu type information of described BIOS administrative unit write and the radiation parameter corresponding with cpu type write in advance;
Described embedded controller is used for, according to the type reading the bios program acquisition CPU be surrounded by containing the identification information of cpu type from embedded controller storer, selecting the radiation parameter corresponding with described cpu type.
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| CN111949096A (en) * | 2020-07-27 | 2020-11-17 | 山东超越数控电子股份有限公司 | Computer heat dissipation control system based on BIOS real-time monitoring |
| CN114942686A (en) * | 2022-06-16 | 2022-08-26 | 深圳市集和诚科技开发有限公司 | Heat dissipation device and case |
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