CN206819284U - Processor power management system and computer equipment - Google Patents
Processor power management system and computer equipment Download PDFInfo
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- CN206819284U CN206819284U CN201720736292.4U CN201720736292U CN206819284U CN 206819284 U CN206819284 U CN 206819284U CN 201720736292 U CN201720736292 U CN 201720736292U CN 206819284 U CN206819284 U CN 206819284U
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Abstract
The utility model provides a kind of processor power management system and computer equipment, the processor power management system includes the baseboard management controller and digital power chip being connected with each other, the input connection power supply of the digital power chip, the output end of the digital power chip is of coupled connections to form a current supply circuit with processor, the digital power chip detects to the electric current of the current supply circuit, and the baseboard management controller controls the output voltage of the digital power chip according to the detected value of the digital power chip.The utility model can not be influenceed in dynamic regulation processor operating voltage by processor itself working condition, improve the reliability of dynamic regulation.
Description
Technical field
Processor technical field is the utility model is related to, more particularly to a kind of processor power management system and computer are set
It is standby.
Background technology
The operating voltage of processor is to weigh the important parameter of processor working state.Processor is operated in high pressure conditions
When, system is relatively stable, but power consumption is big；When processor is operated in low-pressure state, stability of a system relative reduction, but small power consumption.For
Take into account the stability of a system and power consumption, it is often necessary to the operating voltage of dynamic regulation processor.
Existing power-supply management system by change processor GPIO (General Purpose Input Output,
Universal input/output) Interface status de-regulation processor operating voltage, but in real process, inventor has found：It is existing
Working condition of the structure when realizing dynamic regulation dependent on processor in itself, poor reliability, once the machine of delaying occurs in processor, leads
GPIO interface state labile is caused, now the operating voltage of processor is in stochastic regime, is easily damaged processor.
Utility model content
In view of this, the utility model provides a kind of processor power management system and computer equipment, in dynamic regulation
Do not influenceed during processor operating voltage by processor working condition itself, improve reliability.
In a first aspect, the utility model provides a kind of processor power management system, including：Baseboard management controller sum
Word power supply chip；
The baseboard management controller and the digital power chip are connected with each other, the input of the digital power chip
Power supply is connected, output end and the processor of the digital power chip are of coupled connections to form a current supply circuit, the digital power
Chip detects to the electric current of the current supply circuit, and the baseboard management controller is according to the detection of the digital power chip
Value controls the output voltage of the digital power chip by the connection between the digital power chip.
Alternatively, the digital power chip includes current detection circuit and voltage conversion circuit, the voltage conversion electricity
The input on road is connected with power supply, and the output end of the voltage conversion circuit is connected to processor through the current detection circuit
Power supply interface, the current detection circuit and voltage conversion circuit are connected with the baseboard management controller respectively, the electric current
The output current of voltage conversion circuit described in detection electric circuit inspection simultaneously feeds back to the baseboard management controller, the voltage conversion
Circuit adjusts output voltage under the control of the baseboard management controller.
Alternatively, the baseboard management controller includes control circuit, the control circuit respectively with the current detecting
Circuit and voltage conversion circuit connection, the detected value fed back according to the current detection circuit control the voltage conversion electricity
Road adjusts output voltage.
Alternatively, connected between baseboard management controller and the digital power chip by I2C buses.
Second aspect, the utility model also provide a kind of computer equipment, including processor, power supply and above-mentioned processor
Power-supply management system.
Processor power management system provided by the utility model and computer equipment, the processor power management system
Baseboard management controller and digital power chip including interconnection, the input connection power supply of the digital power chip,
The output end of the digital power chip is of coupled connections to form a current supply circuit with processor, and the digital power chip is to described
The electric current of current supply circuit is detected, and the baseboard management controller is according to controlling the detected value of the digital power chip
The output voltage of digital power chip.The dynamic regulation of processor operating voltage can be realized by the utility model, it is and existing
Technology is compared, and can not be influenceed by processor itself working condition, avoid processor delay machine when may caused by damage, carry
The high reliability of dynamic regulation.
Brief description of the drawings
Fig. 1 is the structural representation for the processor power management system that the embodiment of the utility model one provides；
Fig. 2 is the structural representation for the processor power management system that another embodiment of the utility model provides.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is only the utility model part of the embodiment, rather than whole embodiments.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
The utility model embodiment provides a kind of processor power management system, can apply to the mainboard of server, such as
Shown in Fig. 1, the processor power management system 10 includes：Baseboard management controller (Baseboard Management
Controller, abbreviation BMC chip) 11 and digital power chip 12, the BMC chip 11 and the digital power chip 12 it
Between be connected with each other by I2C buses, the digital power chip 12 provides the power supply that processor 20 needs, the digital power core
The input of piece 12 is connected with power supply 30, and the output end of the digital power chip 12 is connected with the power supply interface of processor 20,
A current supply circuit is formed between the digital power chip 12 and the processor 20, loop current is the work of processor 20
Make electric current, the output voltage of digital power chip 12 is the operating voltage of processor 20.
The loop current value that the digital power chip 12 is detected to the electric current of the current supply circuit and will detected
By I2C bus feedbacks to the BMC chip 11, the BMC chip 11 leads to according to the detected value of the digital power chip 12
Cross the output voltage of digital power chip 12 described in I2C bus marcos.When the BMC chip 11 judges that loop current increases
When, control the boosted output voltages of digital power chip 12；When the BMC chip 11 judges that loop current reduces, control
Making the digital power chip 12 reduces output voltage.Above-mentioned control process can be realized by existing customary means.
Processor power management system provided by the utility model, the work electricity of the real-time measurement processor of digital power chip
Stream, BMC chip control digital power chip that output voltage is raised and lowered according to the situation of change of processor operating current, so as to
The dynamic regulation of processor operating voltage is realized, compared with prior art, is no longer dependent on the work of GPIO interface regulation processor
Make voltage, can not be influenceed by processor itself working condition, avoid processor delay machine when may caused by damage, improve
The reliability of dynamic regulation.
Further, as shown in Fig. 2 the digital power chip 12 includes current detection circuit 121 and voltage conversion electricity
Road 122, the BMC chip 11 include control circuit 111, and the input of the voltage conversion circuit 122 is connected with power supply 30, institute
The output end for stating voltage conversion circuit 122 is connected to the power supply interface of processor 20, the electricity through the current detection circuit 121
Current detection circuit 121 and voltage conversion circuit 122 are connected with the control circuit 111 respectively, and the current detection circuit 121 is examined
Survey the output current of the voltage conversion circuit 122 and feed back to the control circuit 111, the voltage conversion circuit 122 exists
Output voltage is adjusted under the control of the control circuit 111.When the control circuit 111 is according to the current detection circuit 121
When the current value of feedback judges the increase of processor operating current, the boosted output voltages of voltage conversion circuit 122 are controlled；When
When the current value that the control circuit 111 is fed back according to the current detection circuit 121 judges that processor operating current reduces,
The voltage conversion circuit 122 is controlled to reduce output voltage.
The utility model embodiment also provides a kind of computer equipment, including processor 20, power supply 30 and above-mentioned processing
Device power-supply management system 10.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art is in the technical scope that the utility model discloses, the change that can readily occur in
Change or replace, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with power
The protection domain that profit requires is defined.
Claims (5)
- A kind of 1. processor power management system, it is characterised in that including：Baseboard management controller and digital power supply chip；The baseboard management controller and the digital power chip are connected with each other, the input connection of the digital power chip Power supply, output end and the processor of the digital power chip are of coupled connections to form a current supply circuit, the digital power chip The electric current of the current supply circuit is detected, the baseboard management controller leads to according to the detected value of the digital power chip The connection crossed between the digital power chip controls the output voltage of the digital power chip.
- 2. processor power management system according to claim 1, it is characterised in that the digital power chip includes electricity Current detection circuit and voltage conversion circuit, the input of the voltage conversion circuit are connected with power supply, the voltage conversion circuit Output end the power supply interface of processor, the current detection circuit and voltage conversion electricity are connected to through the current detection circuit Road is connected with the baseboard management controller respectively, and the current detection circuit detects the output current of the voltage conversion circuit And the baseboard management controller is fed back to, the voltage conversion circuit adjusts defeated under the control of the baseboard management controller Go out voltage.
- 3. processor power management system according to claim 2, it is characterised in that the baseboard management controller includes Control circuit, the control circuit are connected with the current detection circuit and the voltage conversion circuit respectively, according to the electricity The detected value of current detection circuit feedback controls the voltage conversion circuit regulation output voltage.
- 4. processor power management system according to claim 1, it is characterised in that the baseboard management controller and number Connected between word power supply chip by I2C buses.
- 5. a kind of computer equipment, including processor and power supply, it is characterised in that also include as any one in claim 1-4 Processor power management system described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720736292.4U CN206819284U (en) | 2017-06-22 | 2017-06-22 | Processor power management system and computer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720736292.4U CN206819284U (en) | 2017-06-22 | 2017-06-22 | Processor power management system and computer equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206819284U true CN206819284U (en) | 2017-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720736292.4U Active CN206819284U (en) | 2017-06-22 | 2017-06-22 | Processor power management system and computer equipment |
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| CN (1) | CN206819284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113886325A (en) * | 2021-11-04 | 2022-01-04 | 珠海奔图电子有限公司 | On-chip system, circuit, image forming device and power supply method |
-
2017
- 2017-06-22 CN CN201720736292.4U patent/CN206819284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113886325A (en) * | 2021-11-04 | 2022-01-04 | 珠海奔图电子有限公司 | On-chip system, circuit, image forming device and power supply method |
| CN113886325B (en) * | 2021-11-04 | 2024-01-02 | 珠海奔图电子有限公司 | System on chip, circuit, image forming device and power supply method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee after: Loongson Zhongke Technology Co.,Ltd. Address before: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee before: LOONGSON TECHNOLOGY Corp.,Ltd. |