CN109375543A - DVS voltage management device, system and method, storage medium, computer equipment - Google Patents
DVS voltage management device, system and method, storage medium, computer equipment Download PDFInfo
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- CN109375543A CN109375543A CN201811286766.5A CN201811286766A CN109375543A CN 109375543 A CN109375543 A CN 109375543A CN 201811286766 A CN201811286766 A CN 201811286766A CN 109375543 A CN109375543 A CN 109375543A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
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Abstract
The present invention provides a kind of DVS voltage management device, system and method, storage medium, computer equipment, wherein, which includes: Condition Monitoring Unit, hardware active trigger control unit, register, software trigger control unit, moderator, state machine and I2C controller.Condition Monitoring Unit is used to voltage domain states signal being converted to LPI standard signal；Hardware active trigger control unit is used to generate first voltage domain control instruction according to LPI standard signal；Register is for storing operational order；Software trigger control unit generates second voltage domain control instruction for executing operational order；Moderator is for selecting first or second voltage domain control instruction；State machine is used to control I2C controller according to first or second voltage domain control instruction；I2C controller is used for the operation power under the control of state machine and manages integrated circuit.Chip voltage management, low in energy consumption, good compatibility can be carried out in such a way that software and hardware combines.
Description
Technical field
The present invention relates to voltage management technical field more particularly to the software and hardware adjusting methods of voltage, are specifically exactly
A kind of dynamic voltage regulation (DVS) voltage management device, system and method, storage medium, computer equipment.
Background technique
Currently, in order to extend the electricity of portable electronic device (such as mobile phone, MP3, multimedia player, laptop)
Pond service life and cruise duration, chip development quotient, which is racking one's brains, develops new power-saving technique.These power-saving techniques generally may be used
To be divided into two classes, one kind is dynamic power-saving technique, in addition a kind of for static power-saving technique.Static power-saving technique includes different low
Power consumption mode, clock or the on-demand switch of power supply of chip interior difference component etc..Dynamic power-saving technique is then according to chip institute
The application program of operation needs the difference of computing capability, the running frequency and voltage of dynamic regulation chip (for same chip,
Frequency is higher, and required voltage is also higher), to reach energy-efficient purpose.
In the prior art, dynamic power-saving technique is realized by pure software mode or pure hardware mode, pure software realization side
Formula is to carry out software control PMIC (power management integrated circuit) to power domain condition monitoring or interruption by coprocessor, is existed
The defect of response time length；Pure hardware implementation mode is by passing through internal state machine to the realtime monitoring under voltage domain
PMIC is controlled, the response time is short, and although pure hardware implementation mode overcomes pure software mode response time long defect, but simultaneous
Capacitive is poor, substantially just for the signal monitoring under specific voltage domain, such as ARMA series processors.
Those skilled in the art need to research and develop a kind of chip power-consumption management method, overcome existing in the prior art above-mentioned scarce
It falls into.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is that providing a kind of DVS voltage management device, system and side
Method, storage medium, computer equipment solve slow, the pure hardware side that adjusts voltage responsive speed of pure software mode in the prior art
Formula adjusts the low problem of voltage versatility.
In order to solve the above-mentioned technical problem, a specific embodiment of the invention provides a kind of DVS voltage management device, packet
Include: one or more Condition Monitoring Units, the hardware active trigger control unit being connect with Condition Monitoring Unit, register, with
The software trigger control unit of register connection, connect with hardware active trigger control unit and software trigger control unit it is secondary
Cut out device, the state machine connecting with moderator and the I2C controller connecting with state machine.Condition Monitoring Unit is used for voltage domain shape
State signal is converted to LPI standard signal；Hardware active trigger control unit is used to generate first voltage domain according to LPI standard signal
Control instruction；Register is for storing operational order；Software trigger control unit generates second voltage for executing operational order
Domain control instruction；Moderator is used to select first voltage domain control instruction or second voltage domain to control by time division multiplexing mode
Instruction；State machine is used to control I2C controller according to first voltage domain control instruction or second voltage domain control instruction；I2C
Controller is used for the operation power under state machine control and manages integrated circuit.
Further, register specifically includes: software and hardware controls configuration register, connect with software trigger control unit,
For storing the operational order of software trigger control unit；PMIC operates preset data register, connect with state machine, for depositing
Store up ON, OFF and DVS order；BYPASS register is connect with I2C controller, for storing power management integrated circuit preset number
According to.
Further, the address slave of BYPASS register and the address of PMIC operation preset data register are pre- in advance
It sets.
A specific embodiment of the invention also provides a kind of DVS voltage control system, comprising: power management integrated circuit,
The voltage domain that connect with power management integrated circuit, the power domain controller connecting with voltage domain are connect with power domain controller
DVS voltage-operated device and the coprocessor that is connect with DVS voltage-operated device.Power management integrated circuit and DVS electricity
Pressure control device connection；Power management integrated circuit is used to manage the power consumption of voltage domain；Power domain controller is used for according to voltage
The power consumption control DVS voltage-operated device in domain；Coprocessor is used to pass through software control DVS voltage-operated device.
Further, voltage domain has multiple power modules.
Further, when hardware trigger enables, by the power consumption in DVS voltage-operated device monitoring voltage domain, need into
When row voltage switch, the state machine inside the triggering of DVS voltage-operated device executes operation；When software triggering is enabled, pass through association
Processor carries out register configuration, realizes that voltage switch and voltage are adjusted, state machine executes operation according to software configuration command.
A specific embodiment of the invention also provides a kind of DVS voltage control method, comprising: different moulds in monitoring voltage domain
The power consumption state of block；Utilize the operational order in coprocessor configuration register；Voltage domain controller is according to power consumption
State or operational order operation power manage integrated circuit.
Further, DVS voltage control method further include: pass through power domain state or the state in interruption instructed voltage domain.
A specific embodiment of the invention also provides a kind of storage medium, and computer program is stored on storage medium, meter
The step of DVS voltage management method is realized when calculation machine program is executed by processor.
A specific embodiment of the invention also provides a kind of computer equipment, including memory, processor and is stored in
On reservoir and the computer program that can run on a processor, processor realize the voltage management side DVS when executing computer program
The step of method.
Above-mentioned specific embodiment according to the present invention it is found that DVS voltage management device, system and method, storage medium,
Computer equipment, which at least has the advantages that, carries out LPI interface by the condition monitoring to power domain (POWERDOMAIN)
Conversion automatically controls voltage domain (VOLTAGEDOMAIN) voltage and opens (ON), closes (OFF) action triggers；By in register configuration
Voltage domain opens (ON), closes (OFF) PMIC (power management integrated circuit) operational order, realizes mutual simultaneous between a variety of PMIC
Hold；The address that is operated by register configuration I2C interface, register address, operation data are realized to the phase between a variety of PMIC
It is mutually compatible；By BYPASS register manipulation, it can be achieved that directly to the operation of PMIC, such as PMIC initialization, voltage value software tune
Section is realized in addition to hardware state machine control PMIC adjusts voltage means, can increase by software adjustment PMIC voltage and adjust spirit
Activity.The present invention realizes software mode and hardware mode automated tos respond to combine, and passes through voltage domain (VOLTAGEDOMAIN) shape
State hardware trigger voltage ON (opening), OFF (pass), or ON (opening), OFF (pass), DVS (dynamic are executed by software configuration hardware
Voltage is adjusted)；Condition monitoring under each voltage domain is uniformly handled, be converted into the industry general low-power consumption interface (LPI,
Lowpower interface), promote standardization and versatility；Multiple voltage domain control extension is realized, when arbitrating by inside
Multiplex mode is divided to execute the operation requests under each voltage domain, fast response time, standardised generic is good, voltage flexible adjustment, uses
Family Experience Degree is high.
It is to be understood that above-mentioned general description and following specific embodiments are merely illustrative and illustrative, not
The range of the invention to be advocated can be limited.
Detailed description of the invention
Following appended attached drawing is part of specification of the invention, depicts example embodiments of the present invention, institute
Attached drawing is used to illustrate the principle of the present invention together with the description of specification.
Fig. 1 is a kind of structural schematic diagram for DVS voltage-operated device that first embodiment of the invention provides.
Fig. 2 is a kind of structural schematic diagram for DVS voltage control system that second embodiment of the invention provides.
Fig. 3 is a kind of the first schematic flow diagram of DVS voltage control method that third embodiment of the invention provides.
Fig. 4 is a kind of the second schematic flow diagram of DVS voltage control method that four embodiment of the invention provides.
Description of symbols:
11 Condition Monitoring Unit, 12 hardware active trigger control unit
13 register, 14 software trigger control unit
15 moderator, 16 state machine
17 I2C controller, 1 DVS voltage-operated device
2 power management integrated circuit, 3 voltage domain
4 power domain controller, 5 coprocessor
Specific embodiment
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will with attached drawing and in detail
Narration clearly illustrates the spirit of disclosed content, and any skilled artisan is understanding the content of present invention
After embodiment, when the technology that can be taught by the content of present invention, it is changed and modifies, without departing from the essence of the content of present invention
Mind and range.
The illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but not as a limitation of the invention.
In addition, in the drawings and embodiments the use of element/component of same or like label is for representing same or like portion
Point.
About " first " used herein, " second " ... etc., not especially censure the meaning of order or cis-position,
It is non-to limit the present invention, only for distinguish with same technique term description element or operation.
About direction term used herein, such as: upper and lower, left and right, front or rear etc. are only the sides with reference to attached drawing
To.Therefore, the direction term used is intended to be illustrative and not intended to limit this creation.
It is open term, i.e., about "comprising" used herein, " comprising ", " having ", " containing " etc.
Mean including but not limited to.
About it is used herein " and/or ", including any of the things or all combination.
It include " two " and " two or more " about " multiple " herein；It include " two groups " about " multiple groups " herein
And " more than two ".
About term used herein " substantially ", " about " etc., to modify it is any can be with the quantity or mistake of microvariations
Difference, but this slight variations or error can't change its essence.In general, microvariations that such term is modified or error
Range in some embodiments can be 20%, in some embodiments can be 10%, can be in some embodiments 5% or its
His numerical value.It will be understood by those skilled in the art that the aforementioned numerical value referred to can be adjusted according to actual demand, it is not limited thereto.
Dynamic voltage regulation (DVS) has been widely applied general in CPU or GPU etc. as common dynamic power-saving technique
It handles in chip design, by the control of voltage domain, reduces the power consumption of processing chip, so that DVS technology has wide application
Prospect.
Fig. 1 is a kind of structural schematic diagram for DVS voltage-operated device that first embodiment of the invention provides, such as Fig. 1 institute
Show, moderator is connect with hardware active trigger control unit, software trigger control unit, and state machine is connect with moderator, arbitration
Device selects the control instruction of hardware active trigger control unit or software trigger control unit to shape by time division multiplexing mode
State machine, the control instruction control I2C controller operation power management integrated circuit that state machine is selected according to moderator.
In the specific embodiment shown in the drawings, DVS voltage-operated device includes: one or more Condition Monitoring Units
11, the hardware active trigger control unit 12 that is connect with Condition Monitoring Unit 11, register 13, the software being connect with register 13
Trigger control unit 14, the moderator 15 being connect with hardware active trigger control unit 12 and software trigger control unit 14, with
The state machine 16 that moderator 15 connects and the I2C controller 17 being connect with state machine 16.Wherein, Condition Monitoring Unit 11 is used to incite somebody to action
Voltage domain states signal is converted to LPI standard signal；Hardware active trigger control unit 12 is used to be generated according to LPI standard signal
First voltage domain control instruction；Register 13 is for storing operational order；Software trigger control unit 14 refers to for executing operation
It enables and generates second voltage domain control instruction；Moderator 15 be used for by time division multiplexing mode selection first voltage domain control instruction or
Person's second voltage domain control instruction；State machine 16 is used for according to first voltage domain control instruction or second voltage domain control instruction
Control I2C controller 17；I2C controller 17 is used for the operation power under the control of state machine 16 and manages integrated circuit.Of the invention
In embodiment, register 13 specifically includes software and hardware control configuration register 131, PMIC (power management integrated circuit) operation in advance
Set data register 132 and BYPASS register 133.Software and hardware controls configuration register 131 and software trigger control unit 14
Connection, software and hardware control configuration register 131 are used to store the operational order of software trigger control unit 14；PMIC operation is preset
Data register 132 is connect with state machine 16, and PMIC operation preset data register 132 is for storing ON (voltage is opened), OFF
(voltage pass) and DVS (dynamic voltage regulation) order；BYPASS register 133 is connect with I2C controller 17, BYPASS register
133 for storing power management integrated circuit preset data.The address slave of BYPASS register 133 and PMIC operation are preset
The address of data register 132 is preset in advance.
Referring to Fig. 1, the address operated by register configuration I2C interface, register address, operation data are realized to a variety of
It is compatible between PMIC；By BYPASS register manipulation, it can be achieved that directly to the operation of PMIC, as PMIC initialization,
Voltage value software adjustment is realized in addition to hardware state machine control PMIC adjusts voltage means, and software adjustment PMIC electricity can be passed through
Pressure increases flexible adjustment；Condition monitoring under each voltage domain is uniformly handled, is converted into the industry that general LPI interface is (simultaneously
Mouth, printing port and PP etc.), promote standardization and versatility；Multiple voltage domain control extension is realized, it is multiple to arbitrate the time-division by inside
The operation requests under each voltage domain are executed with mode, fast response time, standardised generic is good, voltage flexible adjustment, user's body
Degree of testing height.
In specific embodiments of the present invention, power management integrated circuit or right is initialized using BYPASS register 133
The particular register of power management integrated circuit is operated, and BYPASS register 133, which is defined as follows, states table 1, wherein " field "
It is each position bit of 32 bit registers, " type " is whether the mark bit is readable and writable, and r is to read (Read), and w is to write
(Write)；" default " refers to register default value, and " title " is the identifier of bit sections, and " function " is to bit sections
Function description.
Table 1
Fig. 2 is a kind of structural schematic diagram for DVS voltage control system that second embodiment of the invention provides, such as Fig. 2 institute
Show, as shown in Figure 1, in view of length, the specific structure of DVS voltage-operated device repeats no more DVS voltage-operated device.Power domain
Controller passes through software control DVS voltage control dress according to the power consumption control DVS voltage-operated device of voltage domain, coprocessor
It sets, under the control of power domain controller or coprocessor, the I2C controller in DVS voltage-operated device passes through power supply pipe
Manage the power consumption of power module in integrated circuit management voltage domain.
In the specific embodiment shown in the drawings, DVS voltage control system includes: power management integrated circuit 2 and electricity
The voltage domain 3 of the connection of source control integrated circuit 2, the power domain controller 4 connecting with voltage domain 3 are connect with power domain controller 4
DVS voltage-operated device 1 and the coprocessor 5 that is connect with DVS voltage-operated device 1.Wherein, power management integrated circuit
2 connect with DVS voltage-operated device 1；Power management integrated circuit 2 is used to manage the power consumption of voltage domain 3；Power domain controller 4
For the power consumption control DVS voltage-operated device 1 according to voltage domain 3；Coprocessor 5 is used to pass through software control DVS voltage control
Device 1 processed.In the embodiment of the present invention, voltage domain 3 has multiple power modules 31.When hardware trigger enables, pass through DVS electricity
The power consumption in 1 monitoring voltage domain 3 of pressure control device, when needing to carry out voltage switch, DVS voltage-operated device 1 triggers internal shape
State machine executes operation；When software triggering is enabled, register configuration is carried out by coprocessor 5, realizes voltage switch and voltage
It adjusts, state machine executes operation according to software configuration command.
Referring to fig. 2, it realizes that software and hardware automated tos respond to combine, the condition monitoring under each voltage domain is uniformly located
Reason is converted into general LPI signal in the industry, promotes standardization and versatility, and user experience is high；Pass through inside arbitration time division multiplexing
Mode executes the operation requests under each voltage domain, realizes multiple voltage domain control extension.
Fig. 3 is a kind of the first schematic flow diagram of DVS voltage control method that third embodiment of the invention provides, and is such as schemed
Shown in 3, voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
In the specific embodiment shown in the drawings, DVS voltage control method includes:
S101: the power consumption state of disparate modules in monitoring voltage domain.In the embodiment of the present invention, have in voltage domain
The power consumption state of multiple power modules, each power module can be different.It can use power domain monitoring control devices
The power consumption state of disparate modules in voltage domain.
S102: the operational order in coprocessor configuration register is utilized.In the embodiment of the present invention, register be can wrap
Include software and hardware control configuration register, PMIC operation preset data register and BYPASS register.
S103: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.This
In the embodiment of invention, voltage domain controller can be the DVS voltage-operated device in Fig. 2.
Referring to Fig. 3, software and hardware may be implemented and automated to respond to combine, it is unified to the condition monitoring under each voltage domain into
Row processing, promotes standardization and versatility, and user experience is high；Time division multiplexing mode is arbitrated by inside to execute under each voltage domain
Operation requests, realize multiple voltage domain control extension.
Fig. 4 is a kind of the second schematic flow diagram of DVS voltage control method that four embodiment of the invention provides, and is such as schemed
Shown in 4, step S201 is identical as step S101 in Fig. 3 in Fig. 4, and step S202 is identical as step S102 in Fig. 3 in Fig. 4, in Fig. 4
Step S203 is identical as step S103 in Fig. 3, power management integrated circuit operate after, can by power domain state or in
Severed finger shows the state of voltage domain.
In the specific embodiment shown in the drawings, DVS voltage control method includes:
S201: the power consumption state of disparate modules in monitoring voltage domain.
S202: the operational order in coprocessor configuration register is utilized.
S203: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
S204: pass through power domain state or the state in interruption instructed voltage domain.In the embodiment of the present invention, power domain state
It can be the power consumption state of disparate modules in voltage domain.
Referring to fig. 4, the condition monitoring under each voltage domain can uniformly be handled, is converted into general LPI interface in the industry
(parallel port, printing port and PP etc.) promotes standardization and versatility；Multiple voltage domain control extension is realized, when arbitrating by inside
Multiplex mode is divided to execute the operation requests under each voltage domain, fast response time, standardised generic is good, voltage flexible adjustment, uses
Family Experience Degree is high.
A specific embodiment of the invention also provides a kind of storage medium, and computer program is stored on storage medium, meter
The step of DVS voltage control method is realized when calculation machine program is executed by processor.Step includes:
S101: the power consumption state of disparate modules in monitoring voltage domain.
S102: the operational order in coprocessor configuration register is utilized.
S103: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
A specific embodiment of the invention also provides a kind of storage medium, and computer program is stored on storage medium, meter
The step of DVS voltage control method is realized when calculation machine program is executed by processor.Step includes:
S201: the power consumption state of disparate modules in monitoring voltage domain.
S202: the operational order in coprocessor configuration register is utilized.
S203: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
S204: pass through power domain state or the state in interruption instructed voltage domain.
A specific embodiment of the invention also provides a kind of computer equipment, including memory, processor and is stored in
On reservoir and the computer program that can run on a processor, processor realize DVS voltage controlling party when executing computer program
The step of method.Step includes:
S101: the power consumption state of disparate modules in monitoring voltage domain.
S102: the operational order in coprocessor configuration register is utilized.
S103: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
A specific embodiment of the invention also provides a kind of computer equipment, including memory, processor and is stored in
On reservoir and the computer program that can run on a processor, processor realize DVS voltage controlling party when executing computer program
The step of method.Step includes:
S201: the power consumption state of disparate modules in monitoring voltage domain.
S202: the operational order in coprocessor configuration register is utilized.
S203: voltage domain controller manages integrated circuit according to power consumption state or operational order operation power.
S204: pass through power domain state or the state in interruption instructed voltage domain.
The above-mentioned embodiment of the present invention can be implemented in various hardware, Software Coding or both combination.For example, this hair
Bright embodiment can also be the execution above method in data signal processor (Digital Signal Processor, DSP)
Program code.The present invention can also refer to computer processor, digital signal processor, microprocessor or field-programmable gate array
Arrange the multiple functions that (Field Programmable Gate Array, FPGA) is executed.Above-mentioned processing can be configured according to the present invention
Device executes particular task, and machine-readable software code or the firmware generation of the ad hoc approach that the present invention discloses are defined by executing
Code is completed.Software code or firmware code can be developed as different program languages and different formats or form.Can also be
Different target platform composing software codes.However, executing software code and the other types configuration generation of task according to the present invention
Different code pattern, type and the language of code do not depart from spirit and scope of the invention.
The above is only the schematical specific embodiments of the present invention, in the premise for not departing from conceptions and principles of the invention
Under, the equivalent changes and modifications that any those skilled in the art is made should belong to the scope of protection of the invention.
Claims (10)
1. a kind of DVS voltage-operated device, which is characterized in that the device include: one or more Condition Monitoring Units (11), with
Hardware active trigger control unit (12), register (13) and the register of Condition Monitoring Unit (11) connection
(13) the software trigger control unit (14) connected and the hardware active trigger control unit (12) and software triggering are controlled
The moderator (15) of unit (14) processed connection, the state machine (16) being connect with the moderator (15) and with the state machine (16)
The I2C controller (17) of connection, wherein
The Condition Monitoring Unit (11) is used to voltage domain states signal being converted to LPI standard signal；
The hardware active trigger control unit (12), which is used to generate the control of first voltage domain according to the LPI standard signal, to be referred to
It enables；
The register (13) is for storing operational order；
The software trigger control unit (14) generates second voltage domain control instruction for executing the operational order；
The moderator (15) is used to select first voltage domain control instruction or described second by time division multiplexing mode
Voltage domain control instruction；
The state machine (16) is used for according to first voltage domain control instruction or the second voltage domain control instruction control
Make the I2C controller (17)；
The I2C controller (17) is used for the operation power under the state machine (16) control and manages integrated circuit.
2. DVS voltage-operated device according to claim 1, which is characterized in that the register (13) specifically includes:
Software and hardware controls configuration register (131), connect with the software trigger control unit (14), for storing the software
The operational order of trigger control unit (14)；
PMIC operates preset data register (132), connect with the state machine (16), for storing ON, OFF and DVS order；
And
BYPASS register (133) is connect, for storing power management integrated circuit preset number with the I2C controller (17)
According to.
3. DVS voltage-operated device according to claim 2, which is characterized in that the BYPASS register (133)
The address slave and the address of PMIC operation preset data register (132) are preset in advance.
4. a kind of DVS voltage control system, which is characterized in that the system includes: power management integrated circuit (2) and the electricity
Source control integrated circuit (2) connection voltage domain (3), connect with the voltage domain (3) power domain controller (4), with it is described
The DVS voltage-operated device (1) as described in claims 1 to 3 is any of power domain controller (4) connection and with the DVS
The coprocessor (5) of voltage-operated device (1) connection, wherein
The power management integrated circuit (2) connect with the DVS voltage-operated device (1)；
The power management integrated circuit (2) is used to manage the power consumption of the voltage domain (3)；
The power domain controller (4) is used for DVS voltage-operated device (1) according to the power consumption control of the voltage domain (3)；
The coprocessor (5) is used for through DVS voltage-operated device (1) described in software control.
5. DVS voltage control system according to claim 4, which is characterized in that the voltage domain (3) has multiple power
Module (31).
6. DVS voltage control system according to claim 4, which is characterized in that when hardware trigger enables, by described
DVS voltage-operated device (1) monitors the power consumption of the voltage domain (3), when needing to carry out voltage switch, the DVS voltage control
State machine inside device (1) triggering executes operation；When software triggering is enabled, deposited by the coprocessor (5)
Device configuration realizes that voltage switch and voltage are adjusted, and the state machine executes operation according to software configuration command.
7. a kind of DVS voltage control method, which is characterized in that this method comprises:
The power consumption state of disparate modules in monitoring voltage domain；
Utilize the operational order in coprocessor configuration register；
Voltage domain controller manages integrated circuit according to the power consumption state or the operational order operation power.
8. DVS voltage control method according to claim 7, which is characterized in that this method further include:
The state of the voltage domain is indicated by power domain state or interruption.
9. a kind of storage medium, which is characterized in that be stored with computer program, the computer program quilt on the storage medium
The step of claim 7 or 8 the method are realized when processor executes.
10. a kind of computer equipment, which is characterized in that the computer equipment includes memory, processor and is stored in described deposit
On reservoir and the computer program that can run on the processor, the processor realize power when executing the computer program
Benefit requires the step of 7 or 8 the method.
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| CN201811286766.5A CN109375543B (en) | 2018-10-31 | 2018-10-31 | DVS voltage management device, DVS voltage management system, DVS voltage management method, storage medium, and computer device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111211775A (en) * | 2020-01-14 | 2020-05-29 | 西安电子科技大学 | Three-input average arbitration circuit for dynamic vision sensor |
| CN113515473A (en) * | 2020-04-09 | 2021-10-19 | 珠海全志科技股份有限公司 | QoS control method, bus system, computing device and storage medium |
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| CN113515473A (en) * | 2020-04-09 | 2021-10-19 | 珠海全志科技股份有限公司 | QoS control method, bus system, computing device and storage medium |
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| CN109375543B (en) | 2020-08-11 |
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