CN102541830A - Method and device for generating simulation report in simulation platform - Google Patents

Abstract

The present invention is applicable to the simulation field, and provides a method and device for generating a simulation report in a simulation platform. The method includes the following steps: receiving a simulation request input by a user, and the simulation request includes an excitation sequence identifier; Find the excitation sequence corresponding to the excitation sequence identification in the excitation sequence; generate the corresponding simulation report according to the excitation sequence found. The invention realizes the multiplexing of incentives and the automation and standardization of simulation report generation, and improves simulation efficiency.

Description

A method and device for generating a simulation report in a simulation platform

technical field

The invention belongs to the field of simulation, in particular to a method and device for generating a simulation report in a simulation platform.

Background technique

VLSI (Very Large Scale Integrated circuits, VLSI) is used in a large number of network devices today. The development of VLSI brings the need for simulation. The simulation of VLSI needs to generate a large number of different types of messages as incentives. . However, in practical applications, although the implementation functions of VLSI in different projects are different, most of the incentive requirements are similar.

However, in the existing simulation platform, due to the lack of effective incentive management and incentive storage platform, all incentives need to be regenerated for different projects, and the reuse of incentives cannot be realized, which affects the efficiency of simulation. Moreover, after the simulation is finished, a simulation report in a unified format cannot be automatically generated, and the user needs to manually record the simulation results, which is low in processing efficiency and prone to errors.

Contents of the invention

The purpose of the embodiments of the present invention is to provide a method for generating a simulation report in a simulation platform, which aims to solve the problem that the existing simulation platform does not implement stimulus multiplexing and cannot automatically generate simulation reports, which affects simulation efficiency.

The embodiment of the present invention is achieved in this way, a method for generating a simulation report in a simulation platform, said method comprising the following steps:

receiving a simulation request input by a user, where the simulation request includes an excitation sequence identifier;

Find the excitation sequence corresponding to the excitation sequence identifier from the pre-stored excitation sequence;

Generate the corresponding simulation report according to the found excitation sequence.

Another object of the embodiments of the present invention is to provide a simulation report generating device, the device comprising:

A simulation request receiving unit, configured to receive a simulation request input by a user, the simulation request including an excitation sequence identifier;

The excitation sequence search unit is used to search the excitation sequence corresponding to the excitation sequence identifier from the pre-stored excitation sequence;

The simulation report generating unit is configured to generate a corresponding simulation report according to the found excitation sequence.

Another object of the embodiments of the present invention is to provide a simulation platform, which includes the simulation report generation device.

In the embodiment of the present invention, the simulation platform receives and stores the incentive data input by the user, realizes the effective management of the incentive data, ensures the reusability of the incentive data, generates different incentive sequences according to the incentive data, and satisfies the According to the incentive requirements of different projects, and according to the incentive sequence, a simulation report in a unified format is generated, which realizes the automation and standardization of the simulation process, effectively reduces the error rate in the simulation process, and improves the simulation efficiency.

Description of drawings

Fig. 1 is the implementation flowchart of the simulation report generating method in the simulation platform provided by Embodiment 1 of the present invention;

FIG. 2 is a specific flow chart of simulation report generation provided by Embodiment 1 of the present invention;

FIG. 3 is a structural block diagram of a simulation report generation device provided by Embodiment 2 of the present invention;

FIG. 4 is a software architecture diagram of the comprehensive virtual environment simulation platform provided by the third embodiment of the present invention.

Detailed ways

In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

The embodiment of the present invention receives and stores the incentive data input by the user through the simulation platform, realizes the multiplexing of the incentive data, generates different incentive sequences according to the incentive data, satisfies the incentive requirements of different projects, and generates The simulation report in a unified format realizes the automation and standardization of the simulation process, effectively reduces the error rate in the simulation process, and improves the simulation efficiency.

In order to illustrate the technical solutions of the present invention, specific examples are used below to illustrate.

Embodiment one:

Fig. 1 shows the implementation process of a method for generating a simulation report in a simulation platform provided by Embodiment 1 of the present invention, and the process of the method is described in detail as follows:

In step S101, the incentive data input by the user is received and stored.

In this embodiment, the stimulus data mainly refers to simulating the external signals acting on the pins of the single-chip microcomputer in the software simulation. In this embodiment, the simulation platform receives the incentive data input by the user (the user generally refers to the simulation platform developer or the simulation platform administrator), and stores the incentive data. Wherein, the storage method includes but is not limited to a database. In the development of different VLSI (Very LargeScale Integrated circuits, VLSI), although the implementation functions of VLSI are different, most of the incentive requirements are similar. By storing the incentive data, it is convenient to maintain and share the incentive data. , realizing the multiplexing of incentives.

In step S102, a plurality of excitation sequences are generated according to the excitation data, and the excitation sequences are stored, and the excitation sequences include corresponding excitation sequence identifiers.

In this embodiment, the excitation sequence may be one type of excitation data, or a combination of various types of excitation data. A corresponding excitation sequence identifier is created for each excitation sequence, and the excitation sequence and the corresponding excitation sequence identifier are stored. Wherein, the storage method includes but is not limited to a database. In this embodiment, different incentive sequences combined with different incentive data are used to meet the incentive requirements of different projects.

In step S103, a simulation request input by a user is received, and the simulation request includes an excitation sequence identifier.

In this embodiment, the user is a simulation platform user.

In step S104, the excitation sequence corresponding to the excitation sequence identifier is searched from the pre-stored excitation sequences.

In this embodiment, according to the requirements of incentive sequences for different items, the corresponding incentive sequence identifiers are obtained, and according to the incentive sequence identifiers, the incentive sequences corresponding to the incentive sequence identifiers are searched from pre-stored incentive sequences.

In step S105, a corresponding simulation report is generated according to the found excitation sequence.

In this embodiment, the specific process of generating the corresponding simulation report according to the found excitation sequence is shown in Figure 2:

In step S201, the acquired excitation sequence is analyzed to obtain excitation data combining the excitation sequence, and the excitation data is extracted from pre-stored excitation data.

In this embodiment, because the excitation sequence is a combination of one or more types of excitation data, after searching for the excitation sequence corresponding to the excitation sequence identifier from the pre-stored excitation sequence, the excitation sequence is analyzed through the analysis algorithm in the analysis module of the simulation platform. sequence. Wherein, the parsing algorithm includes but is not limited to a matching algorithm. The excitation data combined with the excitation sequence is obtained through the parsing module, and the excitation data is extracted from the pre-stored excitation data.

In step S202, corresponding message data is generated according to the extracted incentive data.

In this embodiment, according to the stimulus data extracted from the pre-stored stimulus data, the corresponding parameters are set through the message template existing in the simulation platform, the corresponding message data is generated, and the message data is stored in the simulation In the message buffer of the platform.

In step S203, a corresponding waveform is generated according to the message data, and the waveform is input into a preset simulation model.

In this embodiment, the message data extracted from the message buffer is converted into corresponding waveforms through the functional modules existing in the simulation platform, and the waveforms are input into a preset simulation model. Wherein, the functional modules include but are not limited to bus functional modules, and the simulation model is a model composed of target files of VLSI to be tested (Very Large Scale Integrated circuits, VLSI) in the test environment.

In step S204, run the simulation model, generate a corresponding simulation report, and store the simulation report, where the simulation report includes a corresponding unique identifier.

In this embodiment, after the preset simulation model receives the waveform, it runs the simulation model through the background operation command of the simulation platform, generates a corresponding simulation report, and creates a corresponding unique identifier for the simulation report , storing the simulation report and the corresponding unique identifier. Wherein, the simulation report includes the result after the simulation model is run and the time when the excitation sequence is obtained. By recording the time, it is checked whether the incentive sequence is updated, so as to better meet the changing requirements of the project.

As another embodiment of the present invention, it also includes comparing the running result of the simulation model with the user's expected result, and storing the comparison result in a simulation report, which is convenient for the user to verify the validity of the simulation result.

Embodiment two:

Fig. 3 shows the structure of the simulation report generation device provided by the second embodiment of the present invention, and for the convenience of description, only the parts related to the embodiment of the present invention are shown. The simulation report generation device may be a software unit, a hardware unit or a combination of software and hardware built in the simulation platform.

The simulation report generation device includes an excitation data receiving unit 31 , an excitation sequence generation unit 32 , a simulation request reception unit 33 , an excitation sequence search unit 34 and a simulation report generation unit 35 . in:

The incentive data receiving unit 31 receives and stores incentive data input by the user.

The excitation sequence generating unit 32 generates a plurality of excitation sequences according to the excitation data, and stores the excitation sequences, where the excitation sequences include corresponding excitation sequence identifiers.

The simulation request receiving unit 33 receives a simulation request input by a user, and the simulation request includes an excitation sequence identifier.

The excitation sequence search unit 34 searches the excitation sequence corresponding to the excitation sequence identifier from the pre-stored excitation sequences.

The simulation report generating unit 35 generates a corresponding simulation report according to the found excitation sequence. Wherein, the simulation report generation unit 34 further includes an excitation sequence analysis module 351 , a message data generation module 352 , a waveform generation module 353 and a simulation report generation module 354 .

The stimulus sequence analysis module 351 analyzes the acquired stimulus sequence to obtain stimulus data combining the stimulus sequence, and extracts the stimulus data from pre-stored stimulus data.

The message data generating module 352 generates corresponding message data according to the extracted incentive data.

The waveform generating module 353 generates corresponding waveforms according to the message data, and inputs the waveforms into a preset simulation model.

The simulation report generation module 354 runs the simulation model, generates a corresponding simulation report, and stores the simulation report, and the simulation report includes a corresponding unique identifier.

As another embodiment of the present invention, the simulation report generation unit in the simulation report generation device also includes a comparison input module 355, which is used to compare the result after the simulation model is run with the user's expected result, and store the comparison result Into the simulation report, it is convenient for users to verify the validity of the simulation results.

In this embodiment, the excitation sequence may be one type of excitation data, or a combination of various types of excitation data.

In this embodiment, after the preset simulation model receives the waveform, it runs the simulation model through the background operation command of the simulation platform, generates a corresponding simulation report, and creates a corresponding unique identifier for the simulation report , storing the simulation report and the corresponding unique identifier in a database. Wherein, the simulation report includes not only the running results of the simulation model, but also the time when the excitation sequence is obtained. By recording the time, it is checked whether the incentive sequence is updated, so as to better meet the changing requirements of the project.

Embodiment three:

The implementation process of the present invention is illustrated below by the specific example of the generation of the simulation report in the synthetic virtual environment (Synthetic Virtual Environment, SVE) simulation platform, and the concrete steps are as follows:

In the present embodiment, the software framework of SVE emulation platform is as shown in Figure 4, and described SVE emulation platform mainly comprises four parts test management module (Test Management Application, TMA), database (DataBase, DB), test platform (Test Bench ) and simulation design module (Design UnderVerification, DUV). The test platform includes a parser (Cast Analyzer, CA), a packet generator (Packet Generator, PG), a programming language interface (Programming Language Interface, PLI), a packet buffer (Packet Buffer, PB), and a bus function model (Bus FunctionalModel, BFM), detector (Checker) and simulation report module (Test Reporter, TR).

A method for generating a simulation report in an SVE simulation platform, the steps of the method are specifically:

1. Receive the stimulus data input by the user through the test management module (TMA), and store the stimulus data in the database;

2. Receive an excitation sequence based on one or more combinations of the excitation data, and store the excitation sequence in a database, the excitation sequence includes a corresponding excitation sequence identifier;

3. Receive a simulation request input by a user, where the simulation request includes an excitation sequence identifier. The test platform in the SVE simulation platform obtains the corresponding excitation sequence from the database according to the unique identifier of the excitation sequence, and resolves the excitation sequence by the resolver (CA) in the test platform to obtain the excitation data combining the excitation sequence , and obtain the stimulus data from the database, the message generator (PG) in the test platform converts the stimulus data into corresponding message data, and stores the message data in the message buffer. The test platform obtains the message data from the message buffer, and the bus function model (BFM) converts the message data into corresponding waveforms according to the message data, and sends the waveform to the simulation design module (DUV ), after the simulation design module (DUV) runs, generate a corresponding simulation report by the simulation report module (TR), and store the simulation report in the database, and the simulation report includes a corresponding unique identifier;

This embodiment also includes checking the running result by a checker, comparing the running result with the user's expected result, and storing the compared result in the simulation report.

4. Receive the unique identifier of the simulation report input by the user through the test management module (TMA), the test management module (TMA) obtains the corresponding simulation report from the database, and displays the simulation report to the user through the test management module (TMA) .

A device for generating a simulation report in an SVE simulation platform. For ease of description, only the parts related to the embodiment of the present invention are shown. The simulation report generating device may be a software unit, a hardware unit or a combination of software and hardware built in the SVE simulation platform. The devices include:

The stimulus data receiving unit is used to receive the stimulus data input by the user through the test management module (TMA), and store the stimulus data in the database;

An excitation sequence generating unit, configured to receive an excitation sequence formed according to one or more combinations of the excitation data, and store the excitation sequence in a database, the excitation sequence including a corresponding unique identifier;

The simulation report generation unit is used to receive the simulation request input by the user, and the simulation request includes the stimulus sequence identification, and the test platform in the SVE simulation platform obtains the corresponding stimulus sequence from the database according to the unique identifier of the stimulus sequence, and passes the test The resolver (CA) in the platform resolves described excitation sequence, obtains the excitation data of combining described excitation sequence, and obtains described excitation data from database, and the message generator (PG) in test platform will described excitation data Convert it into corresponding message data, and store the message data in the message buffer. The test platform obtains the message data from the message buffer, and the bus function model (BFM) converts the message data into corresponding waveforms according to the message data, and sends the waveform to the simulation design module (DUV ), after the simulation design module (DUV) runs, generate a corresponding simulation report by the simulation report module (TR), and store the simulation report in the database, and the simulation report includes a corresponding unique identifier;

This embodiment also includes checking the running result by a checker, comparing the running result with the user's expected result, and storing the compared result in the simulation report.

The simulation report display unit is used to receive the simulation report unique identifier input by the user through the test management module (TMA), the test management module (TMA) obtains the corresponding simulation report from the database, and passes the simulation report through the test management module ( TMA) displayed to the user.

In the embodiment of the present invention, the simulation platform receives and stores the incentive data input by the user, realizes the effective management of the incentive data, ensures the reusability of the incentive data, generates different incentive sequences according to the incentive data, and satisfies the According to the incentive requirements of different projects, and according to the incentive sequence, a simulation report in a unified format is generated, which realizes the automation and standardization of the simulation process, effectively reduces the error rate in the simulation process, and improves the simulation efficiency.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (11)

1. the method that simulation report generates in the emulation platform is characterized in that said method comprises the steps:

Receive the simulation request of user's input, said simulation request comprises the activation sequence sign;

From the activation sequence of storage in advance, search the corresponding activation sequence of activation sequence sign;

Generate the corresponding simulation report according to the activation sequence that finds.

2. the method for claim 1 is characterized in that, in the simulation request of said reception user input, said simulation request comprises before the step of activation sequence sign, also comprises:

Receive and store the excited data of user's input;

According to said excited data, generate a plurality of activation sequence, and store said activation sequence, said activation sequence comprises corresponding activation sequence sign.

3. like claim 1 or 2 described methods, it is characterized in that said activation sequence is the combination of one or more excited datas.

4. the method for claim 1 is characterized in that, the step that the activation sequence that said basis finds generates the corresponding simulation report is specially:

Resolve the said activation sequence of obtaining, obtain making up the excited data of said activation sequence, and from the excited data of storage in advance, extract said excited data;

According to the excited data of said extraction, generate corresponding message data;

According to said message data, generate corresponding waveform, and said waveform is inputed in the preset realistic model;

Move said realistic model, generate the corresponding simulation report, and store said simulation report, said simulation report comprises corresponding unique identifier.

5. the method for claim 1 is characterized in that, said emulation platform is an integrated virtual environmental simulation platform.

6. simulation report generating apparatus in the emulation platform is characterized in that said device comprises:

The simulation request receiving element is used to receive the simulation request that the user imports, and said simulation request comprises the activation sequence sign;

Activation sequence is searched the unit, is used for searching the corresponding activation sequence of activation sequence sign from the activation sequence of storage in advance;

The simulation report generation unit is used for generating the corresponding simulation report according to the activation sequence that finds.

7. device as claimed in claim 6 is characterized in that, said device also comprises:

The excited data receiving element is used to receive and store the excited data of user's input;

The activation sequence generation unit is used for generating a plurality of activation sequence according to said excited data, and stores said activation sequence, and said activation sequence comprises corresponding activation sequence sign.

8. like claim 6 or 7 described devices, it is characterized in that said activation sequence is the combination of one or more excited datas.

9. device as claimed in claim 6 is characterized in that, said simulation report generation unit also comprises:

The activation sequence parsing module is used to resolve the said activation sequence of obtaining, and obtains making up the excited data of said activation sequence, and from the excited data of storage in advance, extracts said excited data;

The message data generation module is used for the excited data according to said extraction, generates corresponding message data;

The waveform generation module is used for according to said message data, generates corresponding waveform, and said waveform is inputed in the preset realistic model;

The simulation report generation module is used to move said realistic model, generates the corresponding simulation report, and stores said simulation report, and said simulation report comprises corresponding unique identifier.

10. device as claimed in claim 6 is characterized in that, said emulation platform is an integrated virtual environmental simulation platform.

11. an emulation platform is characterized in that, said emulation platform comprises the described simulation report generating apparatus of claim 6.

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