CN109542610A - A kind of multi partition operating system void interrupt criteria component realization method - Google Patents
A kind of multi partition operating system void interrupt criteria component realization method Download PDFInfo
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- CN109542610A CN109542610A CN201811472036.4A CN201811472036A CN109542610A CN 109542610 A CN109542610 A CN 109542610A CN 201811472036 A CN201811472036 A CN 201811472036A CN 109542610 A CN109542610 A CN 109542610A
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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
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4812—Task transfer initiation or dispatching by interrupt, e.g. masked
-
- 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
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
-
- 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
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45579—I/O management, e.g. providing access to device drivers or storage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention belongs to computer communication technologies to disclose a kind of multi partition operating system void interrupt criteria component realization method for multi partition operating system system platform.The present invention has formulated standard void interrupt module specification and has carried into execution a plan.Standard void interrupt module norm-setting system void interrupts the criteria for classifying, partition sub-system void interrupt code, formulates and empty interrupt initialization standard interface, formulate and empty interrupt the contents such as registration interface processing specification.According to system subdivision standard, the interruption of sub-system void is managed collectively for the proposition of developing programs.This is developed programs so that multi partition operating system void implement of interruption function scheme has unified standard and specification, and has carried out unified management to each subsystem void implement of interruption function mechanism, reduces the coupling between subsystem, improves system independence and maintainability.
Description
Technical field
The invention belongs to avionics system onboard networks fields, and it is real to be related to a kind of multi partition operating system void interrupt criteria component
Existing method.
Background technique
With the development of avionics and the raising of synthesis degree, the application of multi partition operating system platform is also increasingly
It is more.For multi partition operating system, kernel operating system reporting equipment interrupts the method applied to subregion and generallys use empty interruption
Mode.Due to multi partition operating system can only by one application report empty interruption, when in system there are multiple applications need using
When void is interrupted, existing multi partition operating system void implement of interruption function mechanism exists following insufficient:
(1) without unified standard and standard.Because of different model different application, multi partition operating system void implement of interruption function mechanism
Having differences property.
(2) lack independence and flexibility.Multi partition operating system void implement of interruption function mechanism in system using unified by managing
Reason, but process is complicated, exists between multiple applications and intercouples.The empty implement of interruption function mechanism of application lacks independence.
The content of present invention
For the deficiency in foregoing description, the invention proposes a kind of realizations of multi partition operating system void interrupt criteria component
Method.Multi partition operating system void implement of interruption function mode is made to have the specification of standard and the pipe of unified standard through the invention
Reason effectively avoids multiple conflicts for applying empty implement of interruption function in system, improves the independence between application, flexibility and can tie up
Shield property.
Specific technical solution of the present invention is as follows: the present invention is based on multi partition operating system system platforms, propose a kind of void
Interrupt criteria component realization method, including standard void interrupt module norm-setting and standard void interrupt module execute two parts.
The standard void interrupt module norm-setting, the specific steps are as follows:
Step 1, it formulates system void and interrupts the criteria for classifying；
Step 2, unified planning system draws empty interrupt code；
Step 3, partition sub-system void interrupt code；
Step 4, it formulates empty interrupt and initializes standard interface；
Step 5, empty interruption registration interface processing specification is formulated；
Step 6, subsystem void interrupt processing standard interface is formulated；
Step 7, it arbitrates the empty of generation and interrupts subsystem；
Step 8, executive subsystem void interrupt processing standard interface.
The step 1, system void interrupt the criteria for classifying and refer mainly to division principle, and division principle includes dividing according to producer,
It is divided according to major field, divided according to module etc..
The step 2, unified planning system void interrupt code refers to according to the criteria for classifying, selects division principle.
The step 3, partition sub-system void interrupt code refer to according to step 2, divide each subsystem void interrupt code according to number section.
In the step 4, void interrupts initialization standard interface and refers to the standard api interface that system needs to be implemented, system share
Api interface.
In the step 5, void is interrupted registration interface processing specification and is referred to according to the criteria for classifying, defines subsystem and takes over empty interrupt
Processing specification.Default value 0 is not take over empty interrupt processing.Setting value is 1, takes over empty interrupt processing.
In the step 6, subsystem void interrupt processing standard interface includes the api interface format of Subsystem standard, and API connects
Mouth parameter.
In the step 7, the empty subsystem that interrupts for arbitrating generation refers to when void is interrupted and arrived, and needs to judge that the void is interrupted
Which subsystem belonged to.
The standard void interrupt module carries into execution a plan, the specific steps are as follows:
Step A, dividing system void interrupt code；
Step B, partition sub-system void interrupt code；
Step C, judges whether subsystem takes over interruption；
Step D executes empty interrupt and initializes standard interface if adapter tube；
Step E waits arrival to be interrupted；
Step F executes empty interruption registration interface processing specification；
Step G, executive subsystem void interrupt processing standard interface.
Standard void interrupt module norm-setting and standard void interrupt module in step of the present invention carry into execution a plan and have dependence
Relationship.Standard void interrupt module norm-setting is that standard void interrupt module carries into execution a plan providing method, scheme and standard foundation.Mark
Quasi- void interrupt module carries into execution a plan the reasonability and correctness of further validation criteria void interrupt module norm-setting.
Make the empty implement of interruption function mode process based on multi partition operating system platform unified through the invention, management rule
Model, interface standard effectively avoid multiple conflicts for applying empty implement of interruption function in system, improve the independence between application, spirit
Activity and maintainability.
Detailed description of the invention
Fig. 1 is standard void interrupt module norm-setting process.
Fig. 2 is that standard void interrupt module executes process.
Specific embodiment:
The present invention provides a kind of multi partition operating system void interrupt criteria component for multi partition operating system system configuration
Implementation method.For a better understanding of the present invention, the present invention is further described in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, specific step is as follows for standard void interrupt module norm-setting of the present invention:
Step 100, system void interrupts the criteria for classifying and refers mainly to division principle；
Step 101, according to the criteria for classifying, division principle is selected；
Step 102, according to step 101, each subsystem void interrupt code is divided according to number section；
Step 103, the standard initialization api interface that system needs to be implemented, the api interface of system share.
Step 104, it according to the criteria for classifying, defines subsystem and takes over empty interrupt processing specification.Default value 0 is not adapter tube void
Interrupt processing.Setting value is 1, takes over empty interrupt processing and registers empty interruption callback routines.
Step 105, subsystem void interrupt processing standard interface includes the api interface format of Subsystem standard, api interface ginseng
Number.
Step 106, it when there is empty interrupt response, according to pre-registered empty interruption callback routines, arbitrates in the void of generation
It is disconnected which subsystem belonged to.
Step 107, according to arbitration result, according to step 105, executive subsystem void interrupt processing standard interface.
In the step 100, division principle includes a variety of principles, simple for three examples herein: divided according to producer,
It divides according to major field, divided according to module.According to the number of interruptions demand of each subsystem, number section is distributed unitedly.
The empty number section of interrupting that the principle of number section distribution follows each subsystem cannot repeat.
In the step 101, according to the different criteria for classifying, it can choose specific classified types, such as according to producer
Divide, divide according to major field and divided according to module etc..
In the step 102, according to demand of each subsystem to number of interruptions after the selected criteria for classifying and division, press
Each subsystem void interrupt code (dividing in this embodiment with equivalent number of interrupts to carry out empty interrupt) is divided according to number section.If according to
Producer divides empty interrupt number, specific as shown in table 1.
Table 1 presses producer's partition sub-system
If dividing empty interrupt number according to major field, specifically as shown in table 2, major field can be to fly control, electromechanics, boat
The types such as electricity.
Table 2 presses major field partition sub-system
| Major field | Void interrupts number section |
| Profession 1 | 0---100 |
| Profession 2 | 101---200 |
| Profession 3 | 201---300 |
| Profession 4 | 301---400 |
| Profession 5 | 401---500 |
It is specific as shown in table 3 if dividing empty interrupt number according to module.
Table 3 loads control response message
| Module | Void interrupts number section |
| Module 1 | 0---100 |
| Module 2 | 101---200 |
| Module 3 | 201---300 |
| Module 4 | 301---400 |
| Module 5 | 401---500 |
In the step 103, the api interface initialization interface naming rule of system share is as follows: return type
PubSysnameExtVInt (marker).Wherein return type can refer to public for int type or other desired type, Pub
Interface, Sysname refer to subsystem title, and ExTVInt refers to that extension is empty and interrupts initialization, and parameter identification position refers to whether take over
Void interrupts mark.Illustrate the Naming conventions, it is assumed that be to name with major field, avionics major field initialization interface can
With is defined as: int PubAvionicsExtVInt (marker)；Electromechanical speciality direction initialization interface can be with is defined as: int
PubMechaExtVInt (marker).
In the step 104, according to the criteria for classifying, defines subsystem and take over empty interrupt processing specification.Default each subsystem
The initial value of marker is 0 (not taking over empty interrupt processing).If some subsystem takes over empty interrupt processing, place value will be identified
It is set as 1, and registers empty interruption callback routines.
In the step 105, after some subsystem takes over empty interrupt processing, according to the subsystem api interface lattice of standard
Formula and api interface parameter handle void interruption.The subsystem api interface Naming conventions of standard are as follows: return type
SubSysnameExtVInt (int SysInt, int SubInt, parameter 1, parameter 2, parameter 3, parameter 4).Wherein return type
It can be int type or other desired type, Sub refers to that subsystem calling interface, Sysname refer to subsystem title,
ExTVInt, which refers to that extension is empty, to interrupt, and first parameter SysInt refers to that system break code, second parameter SubInt refer to subsystem
System interrupt code, subsequent parameter, which carries out increasing as needed, to be changed.Illustrate the Naming conventions, it is assumed that it is to be named with producer, factory
Family's 1API interface can be defined as int SubManu1ExtVInt (int SysInt, int SubInt, parameter 1, parameter 2, ginseng
Number 3, parameter 4), producer's 2API interface can be defined as int SubManu2ExtVInt (int SysInt, int SubInt, ginseng
Number 1, parameter 2, parameter 3, parameter 4).
In the step 106, when there is empty interrupt response, pre-registered void interrupt handling program is arbitrated, foundation
Arbitration result determines which subsystem the empty interruption generated belongs to.For example subsystem is to be divided with producer, and divide mark
Quasi- and number section is as shown in table 1, it is assumed that subsystem void interrupt number is 188, then is determined as the empty interrupt code of producer 2.
Step 107, it according to the arbitration result of step 106 and the empty interrupt criteria api interface of step 105 subsystem, executes
Subsystem void interrupt processing standard interface.As in step 106, such as it is 188 that subsystem void, which is interrupted, then executes the standard of producer 2
Api interface int SubManu2ExtVInt (int SysInt, int SubInt, parameter 1, parameter 2, parameter 3, parameter 4).
As shown in Fig. 2, standard void interrupt module of the present invention carries into execution a plan, specific step is as follows:
Step 200, according to step 101 integrated system void interrupt code；
Step 201, according to step 102, each subsystem void interrupt code is divided according to number section；
Step 202, if adapter tube interrupts, interruption initialization standard interface is executed, and the ident value of the subsystem is set
It is set to 1, if not taking over interruption, scheme terminates；
Step 203, it arrives if there is interrupting, then empty interruption registration interface processing specification is executed, if it is not, continuing
It is to be interrupted；
Step 204, after empty interruption registration is completed, executive subsystem void interrupt processing.
Claims (4)
1. a kind of multi partition operating system void interrupt criteria component realization method, it is characterised in that: including standard void interrupt module
Norm-setting and standard void interrupt module execute two parts, wherein the standard void interrupt module norm-setting includes following step
It is rapid:
Step 1, it formulates system void and interrupts the criteria for classifying；
Step 2, unified planning system draws empty interrupt code；
Step 3, partition sub-system void interrupt code；
Step 4, it formulates empty interrupt and initializes standard interface；
Step 5, empty interruption registration interface processing specification is formulated；
Step 6, subsystem void interrupt processing standard interface is formulated；
Step 7, it arbitrates the empty of generation and interrupts subsystem；
Step 8, executive subsystem void interrupt processing standard interface；
The standard void interrupt module execute the following steps are included:
Step 1, dividing system void interrupt code；
Step 2, partition sub-system void interrupt code；
Step 3, judges whether subsystem takes over interruption；
Step 4 executes empty interrupt and initializes standard interface if adapter tube；
Step 5 waits arrival to be interrupted；
Step 6 executes empty interruption registration interface processing specification；
Step 7, executive subsystem void interrupt processing standard interface.
2. a kind of multi partition operating system void interrupt criteria component realization method as described in claim 1, it is characterised in that institute
It is specific as follows to state standard void interrupt module norm-setting:
In the step 1, there are many partition sub-system standard, such as by producer, by major field, press module；
In the step 2, according to the division principle of step 1, optionally the one of which criteria for classifying；
In the step 3, according to step 2, each subsystem void interrupt code is divided according to number section, division principle is that number section cannot weigh
It is multiple；
In the step 4, void interrupts initialization standard interface and refers to the unified standard api interface that system needs to be implemented, and system is public
Api interface；
In the step 5, according to the criteria for classifying, defines subsystem and take over empty interrupt processing specification, default each subsystem identification position
Initial value is 0, does not take over empty interrupt processing, after taking over empty interrupt, sets 1 for mark place value, and register void and interrupt readjustment example
Journey；
In the step 6, according to partition sub-system standard, subsystem void interrupt processing standard interface is formulated, according to the son of standard
System api interface format and api interface parameter handle void interruption；
In the step 7, when there is empty interrupt response, pre-registered void interrupt handling program is arbitrated, according to arbitration knot
Fruit determines which subsystem the empty interruption generated belongs to；
In the step 8, according to the arbitration result of step 7, executive subsystem void interrupt processing standard interface.
3. a kind of multi partition operating system void interrupt criteria component realization method as claimed in claim 2, it is characterised in that institute
It states in step 4, the api interface initialization interface naming rule of system share is as follows: return type
PubSysnameExtVInt (parameter identification position), wherein return type is that int type or other desired type, Pub refer to public
Interface, Sysname refer to subsystem title, and ExTVInt refers to that extension is empty and interrupts initialization, and parameter identification position refers to whether take over
Void interrupts mark.
4. a kind of multi partition operating system void interrupt criteria component realization method as claimed in claim 2, it is characterised in that institute
It states in step 6, the subsystem api interface Naming conventions of standard are as follows: return type SubSysnameExtVInt (int
SysInt, int SubInt, parameter 1, parameter 2, parameter 3, parameter 4), it is int type or other desired class wherein returning to class
Type, Sub refer to that subsystem calling interface, Sysname refer to subsystem title, and ExTVInt, which refers to that extension is empty, to interrupt, first ginseng
Number SysInt refer to system break code, and second parameter SubInt refers to subsystem interrupt code, subsequent parameter as needed into
Row increases and changes.
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Cited By (1)
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| CN110196764A (en) * | 2019-05-09 | 2019-09-03 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of system calls standard component implementation method and device |
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