CN100535834C - Method and system for reset processing system power supply state of computer platform power supply restored - Google Patents
Method and system for reset processing system power supply state of computer platform power supply restored Download PDFInfo
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- CN100535834C CN100535834C CNB2006100011726A CN200610001172A CN100535834C CN 100535834 C CN100535834 C CN 100535834C CN B2006100011726 A CNB2006100011726 A CN B2006100011726A CN 200610001172 A CN200610001172 A CN 200610001172A CN 100535834 C CN100535834 C CN 100535834C
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Abstract
A reset system of system power supply state after power supply of computer platform is restored comprises response module of power supply restoration event, pressed down event response module of power supply key and response module of dormant mode activation event. The method for resetting system power supply state at time when power supply of computer platform is restored is also disclosed.
Description
Technical field
The invention relates to a kind of computer information technology, particularly about a kind of system power supply state of computer platform power supply restored replacement disposal route and system, be applied in a computer platform, the webserver for example, desktop PC, notebook computer or the like, provide the back system power supply state replacement processing capacity that restores electricity to this computer platform, after this computer platform generation outage condition, return under the situation of normal power supply the state when the system power supply state (System Power State) of this computer platform is reset to previous generation outage condition again.
Background technology
ACPI (Advanced Configuration and Power Interface) is a kind of dynamical computer mode and power management techniques, be used in various computer platform at present widely, comprise the webserver, desktop PC, notebook computer or the like, provide a dynamical state and a power management function to these computer platforms, the application of power supply is more economical and efficient.
On power management, the standard criterion of ACPI has been stipulated 4 kinds of Host Status (GlobalStates is denoted as G0, G1, G2 and G3 respectively) and 6 kinds of system power supply states (SystemPower States is denoted as S0, S1, S2, S3, S4 and S5 respectively); Wherein on behalf of the power supply of computer platform, the G3 state interrupt fully and can't move; The meaning of system power supply state S0, S1, S2, S3, S4, S5 representative is as follows:
S0：On
S1：Power?On?Suspend
S2：Pseudo-Suspend?to?RAM
S3：Suspend?to?RAM
S4：Suspend?to?Disk(Hibernate)
S5：Soft?Off
About these states G3 and S0-S5 represent the detailed explanation and the explanation of meaning, see also the ACPI standard criterion, in this instructions, its content is not described further.
In the operational process of a computer platform, cut off the electricity supply as if the unusual instant cut-off situation of generation or by the user, then the Host Status of this computer platform promptly can be configured to the G3 state.In practical application, when computer platform takes place to return under the situation of normal power supply after the G3 outage condition again, the state when needing system power supply state with this computer platform be reset to previous generation outage condition usually.System power supply state after this restores electricity is called " After G3 " in the ACPI standard.For instance, if computer platform be (S0, S1) the G3 outage condition takes place down in the system power supply state, just needs when then returning to normal power supply the system power supply state of this computer platform is reset to previous state (S0); Otherwise, if computer platform be (S4, S5) the G3 outage condition takes place down in the system power supply state, just need when then returning to normal power supply system power supply state with this computer platform reset to previous state (S4, S5).
At present a kind of back system power supply state replacement disposal route that restores electricity commonly used is by (Baseboard Management Controller) main frame management and control unit of the BMC in the computer platform or super input/output interface module (Super Input/Output, SIO), system power supply state replacement process after execution one restores electricity, after this computer platform generation outage condition, return to again under the situation of normal power supply, the system power supply state of this computer platform is reset to previous generation outage condition state at that time.
Yet the shortcoming of the above-mentioned practice in practical application is, it is only applicable to dispose the computer platform (it is the webserver of higher-end normally) of BMC and SIO, can't be applied in than low side, not dispose the computer platform of BMC and SIO in cross-platform mode.
Summary of the invention
For overcoming the shortcoming of above-mentioned prior art, fundamental purpose of the present invention is to provide a kind of system power supply state of computer platform power supply restored replacement disposal route and system, can cross-platform mode be applied in the lower-order end, dispose the computer platform of BMC and SIO.
System power supply state of computer platform power supply restored replacement disposal route of the present invention and system are applied in a computer platform, the for example webserver, desktop PC, notebook computer or the like, provide the back system power supply state replacement processing capacity that restores electricity to this computer platform, after this computer platform generation outage condition, return under the situation of normal power supply the state when the system power supply state (System Power State) of this computer platform is reset to previous generation outage condition again.
System power supply state of computer platform power supply restored replacement disposal route of the present invention comprises at least: respond this computer platform in a power up incident that takes place to take place after the outage condition, carry out an open state setting program, the back state flags that restores electricity in this input and output main control unit is set to the open state setting value; Respond a power button and push incident, start a power button by the system management interrupt mode and push the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value; And a park mode that responds park mode buffer generation activates incident, start a park mode by the system management interrupt mode and activate the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value, and, this computer platform is set at the system power supply state of its corresponding park mode according to park mode setting value temporary in this park mode buffer.
On the entity framework, system power supply state of computer platform power supply restored replacement disposal system of the present invention comprises at least: a power up event response module, can respond this computer platform in a power up incident that takes place to take place after the outage condition, carry out an open state setting program, the back state flags that restores electricity in this input and output main control unit is set to the open state setting value; One power button is pushed the event response module, respond a power button and push incident, start a power button by the system management interrupt mode and push the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value; And one park mode activate the event response module, can respond the park mode activation incident that a park mode buffer produces, start a park mode by the system management interrupt mode and activate the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value, and, this computer platform is set at the system power supply state of its corresponding park mode according to park mode setting value temporary in this park mode buffer.
System power supply state of computer platform power supply restored replacement disposal route of the present invention and system set restore electricity back state flags (AFTER_G3) and the relevant ACPI system power supply state (S0 in the input and output main control unit of South Bridge chip by the SMI system management interrupt treatment mechanism of BIOS, S1, S4, S5).System power supply state of computer platform power supply restored replacement disposal route of the present invention and system are applicable to the various computer platform that does not dispose BMC and SIO, therefore have cross-platform widely effect on using.
Description of drawings
Fig. 1 is that system power supply state of computer platform power supply restored replacement disposal system of the present invention is carried the application mode synoptic diagram to a computer platform;
Fig. 2 is the basic framework synoptic diagram of the Object Oriented OO component model of system power supply state of computer platform power supply restored replacement disposal system of the present invention;
Fig. 3 is the data structure synoptic diagram of the applied park mode buffer of system power supply state of computer platform power supply restored replacement disposal system of the present invention.
Embodiment
Embodiment
Fig. 1 shows the application mode of system power supply state of computer platform power supply restored replacement disposal system of the present invention (as the square of label 100 indications).As shown in the figure, system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention is to carry to a computer platform 10 in practical application, the for example webserver, desktop PC or notebook computer, and this computer platform 10 must dispose a CPU (central processing unit) (CentralProcessing Unit, CPU) 20, one a start main control unit 30 and an input and output main control unit 40 at least; Wherein this start main control unit 30 for example is a BIOS (Basic Input/Output System) chip module, and 40 of this input and output main control units for example are a south bridge (Southbridge) chip modules; And wherein be provided with a dynamical power management module in this BIOS start main control unit 30, it for example is an ACPI (Advanced Configuration and Power Interface) power management module 31, and system management interrupt processing module 32, for example a SMI (SystemManagement Interrupt) processing module 32; The input and output main control unit 40 of this South Bridge chip is provided with the back state flags (for example being denoted as AFTER_G3) 41 that restores electricity, and this AFTER_G3 back state flags 41 that restores electricity is only in order to indicate 2 kinds of system states after specific the restoring electricity: " ON (S0) " reaches " OFF (S4 or S5) ".In addition, be provided with as shown in Figure 3 a park mode buffer (Sleep TypeRegister) 60 in the ACPI power management module 31, it comprises an activating position 61 and a system power supply setting state value working area 62; Wherein this activating position 61 comprises 2 kinds of set conditions: state of activation (Enabled, for example with " 1 " expression) and illegal state (Disabled, for example with " 0 " expression), 62 in system power supply setting state value working area is temporary required system power supply setting state value, for example is S4 or S5.
On concrete enforcement, the input and output main control unit 40 of above-mentioned South Bridge chip for example is ICH (the Input/Output Control Hub) chip module that Intel company releases; And this computer platform 10 disposes a north bridge (Northbridge) chip module 50 usually in addition between the input and output main control unit 40 of CPU (central processing unit) 20 and South Bridge chip.In addition, the computer platforms 10 that system power supply state of computer platform power supply restored replacement disposal system of the present invention 100 is suitable for can dispose BMC (Baseboard Management Controller) main frame management and control unit and super input/output interface module (Super Input/Output, SIO).Because BIOS chip module, South Bridge chip module, north bridge chips module, BMC chip module, SIO chip module are the computer module that computer circle is commonly used and know, it is not described further below therefore.
In practical application, system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention is only passed through the input and output main control unit 40 of this South Bridge chip, provide the back system power supply state replacement processing capacity that restores electricity to this computer platform 10, state when the system power supply state of this computer platform 10 is reset to previous generation G3 outage condition takes place to return under the situation of normal power supply after G3 outage condition at this computer platform 10 again; System power supply state when just as if this computer platform 10 the G3 outage condition taking place formerly is (S0, S1) open state, system power supply state of computer platform power supply restored replacement disposal system then of the present invention 100 can be at power up just often, makes the mode of operation of this computer platform 10 also be reset open state into (S0); Otherwise, if the mode of operation of this computer platform 10 when the G3 outage condition formerly takes place is that (S4, S5) off-mode then when power supply normally recovers, make the mode of operation of this computer platform 10 also be reset and are (S4, S5) state in dormancy.
As shown in Figure 2, the basic framework of the Object Oriented OO component model of system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention (object-oriented component model) comprises at least: (A) power up event response module 110; (B) power button is pushed event response module 120; And (C) park mode activates event response module 130.On concrete enforcement, system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention can realize with computer program fully, and this computer program for example is integrated into BIOS (Basic Input/Output System) Basic Input or Output System (BIOS) in this computer platform 10 in add-on module (add-on module) mode of a piece of wood serving as a brake to halt a carriage body, and carry out by this CPU (central processing unit) 20, provide the back system power supply state replacement processing capacity that restores electricity to this computer platform 10.
The individual attribute and the function of each module in the system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention below are described respectively.
Power up event response module 110 can respond this computer platform 10 in a power up incident 201 that takes place to be taken place after the G3 outage condition, carry out a power initiation test procedure (Power On Self Test at this BIOS start main control unit 30, POST) in the process, respond the open state setting program that is started, input and output main control unit 40 to South Bridge chip sends an open state setting command information whereby, makes the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to open state setting value (ON).
Power button is pushed event response module 120 can be under ACPI pattern and non-ACPI pattern, responding this computer platform 10 carries out in the process of POST power initiation test procedures or a power button that sends is afterwards pushed incident (POWER_BUTTON_SMI) 202 at this BIOS start main control unit 30, start a power button and push the event response handling procedure, make the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to off-mode setting value (OFF).On concrete enforcement, it for example is to be integrated into SMI processing module 32 that this power button is pushed event response module 120, the power button that produces when responding a power button (Power Button) 11 on this computer platform 10 and being pressed is pushed the power button that incident 202 sent and is pushed look-at-me POWER_BUTTON_SMI, and this power button that is started is pushed the event response handling procedure.According to the ACPI standard criterion,, then this computer platform 10 can be placed the off-mode of dormancy when computer platform 10 is in open state if this power button 11 is pressed; Otherwise, if when computer platform 10 is in the off-mode of dormancy, be pressed the open state of then this computer platform 10 can being reset back.
Park mode activates event response module 130 can be under ACPI or non-ACPI pattern, respond this computer platform 10 and carried out park mode activation incident (SLEEP_TYPE_REGISTER_SMI) 203 (for example the activating position 61 in the park mode buffer 60 is set to " 1 ") of sending after the POST power initiation test procedure at BIOS start main control unit 30, start a park mode handling procedure, make the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to off-mode setting value (OFF), and, this computer platform 10 is set at the system power supply state S4/S5 (being off-mode) of its corresponding park mode according to park mode setting value (S4/S5) temporary in the system power supply setting state value working area 62 in this park mode buffer 60.On concrete enforcement, it for example is to be integrated into SMI processing module 32 that this park mode activates event response module 130, the park mode that produces when responding activating position 61 in this park mode buffer 60 and being set to " 1 " (being state of activation) activates the park mode handling interrupt signal SLEEP_TYPE_REGISTER_SMI that incident 203 is sent, and this park mode handling procedure is started.
The present invention also provides a system power supply state of computer platform power supply restored replacement disposal route, this disposal route comprises at least: at first, respond this computer platform in a power up incident that takes place to take place after the outage condition, carry out an open state setting program, the back state flags that restores electricity in this input and output main control unit is set to the open state setting value; Subsequently, respond a power button and push incident, start a power button by the system management interrupt mode and push the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value; And it is last, respond the park mode activation incident that a park mode buffer produces, start a park mode by the system management interrupt mode and activate the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value, and, this computer platform is set at the system power supply state of its corresponding park mode according to park mode setting value temporary in this park mode buffer.
Below promptly utilize an application example that the mode of operation of system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention when practical application is described.In this application example, suppose that a unusual instant cut-off situation takes place computer platform 10 in the actual operation process, make the Host Status (global state) of its ACPI become the G3 state, then when the power supply of computer platform 10 recovers again (when a power up incident 201 just takes place), its BIOS start main control unit 30 promptly can at first responsively be carried out a POST power initiation test procedure, and starts system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention simultaneously.
Carrying out in the process of this POST power initiation test procedure, power up event response module 110 in the system power supply state of computer platform power supply restored replacement disposal system 100 of the present invention, can respond this power up incident 201 and carry out a power initiation test procedure (Power On Self Test, POST) in the process, respond the open state setting program that is started, send the input and output main control unit 40 of an open state setting command information whereby, make the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to open state setting value (ON) to South Bridge chip.This can make this computer platform 10 be placed in open state (ON) after restoring electricity.In this simultaneously, SMI processing module 32 also can be set to state of activation (just the activating power button is pushed event response module 120 and park mode activation event response module 130).After this, produce a power button if power button 11 is pressed and push incident 202, then it will send a power button and push look-at-me POWER_BUTTON_SMI and push event response module 120 to power button, power button is pushed event response module 120 and is responsively carried out a power button push button.onrelease under ACPI or non-ACPI pattern, make the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to off-mode setting value (OFF) whereby, make computer platform 10 after restoring electricity, be placed in off-mode.
Then after POST power initiation test procedure is finished, under non-APCI pattern, just under traditional mode (legacy mode), one power button is pushed incident 202 if power button 11 is pressed generation, then it similarly will send a power button and push look-at-me POWER_BUTTON_SMI and push event response module 120 to power button, power button is pushed event response module 120 and is responsively carried out a power button push button.onrelease under the ACPI pattern, make the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip be set to off-mode setting value (OFF) whereby, make computer platform 10 after restoring electricity, be placed in off-mode.After this, if the activating position 61 in the park mode buffer 60 is operated system or other software set state of activation setting value (for example being " 1 "), then on behalf of a park mode, it promptly activate incident 203, send a park mode handling interrupt signal SLEEP_TYPE_REGISTER_SMI, park mode activates event response module 130 and responsively carries out a park mode handling procedure, the back state flags (AFTER_G3) 41 that restores electricity in the input and output main control unit 40 of this South Bridge chip is set to off-mode setting value (OFF), and the system power supply setting state value (S4/S5) of being kept in the system power supply setting state value working area 62 according to this park mode buffer 60, this computer platform 10 is set at the system power supply state S4/S5 of its corresponding park mode.
Generally speaking, the invention provides a kind of system power supply state of computer platform power supply restored replacement disposal route and system, be applied in a computer platform, provide the back system power supply state replacement processing capacity that restores electricity this computer platform; The present invention passes through the SMI system management interrupt treatment mechanism of BIOS, and the ACPI system power supply state that restores electricity back state flags (AFTER_G3) and be correlated with in the input and output main control unit of setting South Bridge chip (S0, S1, S4, S5).System power supply state of computer platform power supply restored replacement disposal route of the present invention and system are applicable to the various computer platform that does not dispose BMC and SIO, therefore have cross-platform widely effect on using.
Claims (8)
1. system power supply state of computer platform power supply restored replacement disposal route, be applied in a computer platform, and this computer platform must have the input and output main control unit of a BIOS start main control unit and a South Bridge chip at least, the input and output main control unit of this South Bridge chip must have at least one restore electricity the back state flags, and the setting value of this back state flags that restores electricity is only in order to representing an open state and an off-mode, and the input and output main control unit by this South Bridge chip provides the back system power supply state replacement processing capacity that restores electricity to this computer platform; It is characterized in that this system power supply state of computer platform power supply restored replacement disposal route comprises at least:
Respond this computer platform in a power up incident that takes place to take place after the G3 outage condition, carry out an open state setting program, the back state flags that restores electricity in the input and output main control unit of this South Bridge chip is set to the open state setting value;
Respond a power button and push incident, start a power button by the system management interrupt mode and push the event response handling procedure, the back state flags that restores electricity in the input and output main control unit of this South Bridge chip is set to the off-mode setting value; And
Respond the park mode activation incident that a park mode buffer produces, start a park mode by the system management interrupt mode and activate the event response handling procedure, the back state flags that restores electricity in this input and output main control unit is set to the off-mode setting value, and, this computer platform is set at the ACPI system power supply state of the park mode corresponding with this park mode setting value according to park mode setting value temporary in this park mode buffer.
2. system power supply state of computer platform power supply restored replacement disposal route as claimed in claim 1 is characterized in that this computer platform is a webserver.
3. system power supply state of computer platform power supply restored replacement disposal route as claimed in claim 1 is characterized in that this computer platform is a desktop PC.
4. system power supply state of computer platform power supply restored replacement disposal route as claimed in claim 1 is characterized in that this computer platform is a notebook computer.
5. system power supply state of computer platform power supply restored replacement disposal system, lift-launch to one computer platform, and this computer platform must have the input and output main control unit of a BIOS start main control unit and a South Bridge chip at least, the input and output main control unit of this South Bridge chip must have at least one restore electricity the back state flags, and the setting value of this back state flags that restores electricity is only in order to representing an open state and an off-mode, and the input and output main control unit by this South Bridge chip comes to provide the back system power supply state replacement processing capacity that restores electricity to this computer platform; It is characterized in that this system power supply state of computer platform power supply restored replacement disposal system comprises at least:
One power up event response module, respond this computer platform in a power up incident that takes place to take place after the G3 outage condition, carry out an open state setting program, the back state flags that restores electricity in the input and output main control unit of this South Bridge chip is set to the open state setting value;
One power button is pushed the event response module, respond a power button and push incident, start a power button by the system management interrupt mode and push the event response handling procedure, the back state flags that restores electricity in the input and output main control unit of this South Bridge chip is set to the off-mode setting value; And
One park mode activates the event response module, respond the park mode activation incident that a park mode buffer produces, start a park mode by the system management interrupt mode and activate the event response handling procedure, the back state flags that restores electricity in the input and output main control unit of this South Bridge chip is set to the off-mode setting value, and, this computer platform is set at the ACPI system power supply state of the park mode corresponding with this park mode setting value according to park mode setting value temporary in this park mode buffer.
6. system power supply state of computer platform power supply restored replacement disposal system as claimed in claim 5 is characterized in that this computer platform is a webserver.
7. system power supply state of computer platform power supply restored replacement disposal system as claimed in claim 5 is characterized in that this computer platform is a desktop PC.
8. system power supply state of computer platform power supply restored replacement disposal system as claimed in claim 5 is characterized in that this computer platform is a notebook computer.
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| CNB2006100011726A CN100535834C (en) | 2006-01-13 | 2006-01-13 | Method and system for reset processing system power supply state of computer platform power supply restored |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103064486A (en) * | 2011-10-18 | 2013-04-24 | 纬创资通股份有限公司 | Computer device and method for resetting real-time clock signal thereof |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101470615B (en) * | 2007-12-28 | 2012-02-22 | 技嘉科技股份有限公司 | Single-key controlled method for automatically repairing system configuration |
| CN101789071B (en) * | 2010-02-21 | 2011-11-23 | 威盛电子股份有限公司 | Management method and system of chip identity information |
| CN102314209B (en) * | 2010-07-06 | 2014-08-27 | 南京亚士德科技有限公司 | Control circuit of mainboard power supply |
| CN102339235A (en) * | 2010-07-21 | 2012-02-01 | 原相科技股份有限公司 | Electronic device |
| CN102480387A (en) * | 2010-11-30 | 2012-05-30 | 英业达股份有限公司 | Rack-mounted server device |
| CN104598006A (en) * | 2015-02-02 | 2015-05-06 | 浪潮电子信息产业股份有限公司 | Method for continuously keeping power state of server system |
| CN106484438B (en) * | 2016-10-18 | 2019-12-17 | 广州视源电子科技股份有限公司 | Computer startup method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103064486A (en) * | 2011-10-18 | 2013-04-24 | 纬创资通股份有限公司 | Computer device and method for resetting real-time clock signal thereof |
| CN103064486B (en) * | 2011-10-18 | 2016-02-17 | 纬创资通股份有限公司 | Computer device and method for resetting real-time clock signal thereof |
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