CN109918312A - A kind of verification method of the embedded FLASH programming module based on RISC_V - Google Patents
A kind of verification method of the embedded FLASH programming module based on RISC_V Download PDFInfo
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- CN109918312A CN109918312A CN201910224306.8A CN201910224306A CN109918312A CN 109918312 A CN109918312 A CN 109918312A CN 201910224306 A CN201910224306 A CN 201910224306A CN 109918312 A CN109918312 A CN 109918312A
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- 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 present invention relates to software verification method fields, more particularly, to a kind of verification method of embedded FLASH programming module based on RISC_V.A kind of verification method of the embedded FLASH programming module based on RISC_V, chip verification platform is implemented in building, and it is layered by Virtual_sequencer and the sequence function of general character is concentrated in corresponding sequencer, the ReferenceModule of the order close coupling of the testcase, difference FLASH that are frequently necessary to modification is concentrated in the different files of UART authentication module, various FLASH programming verifyings are completed by the taskuart_flash_command that various sequence are formed by calling.The beneficial effect is that: provide a kind of reusability, scalability it is strong by UART to the chip verification platform of the embedded FLASH chip functions module being programmed, normally upgrade to the software of user and use bring great convenience.
Description
Technical field
The present invention relates to software verification method fields, program more particularly, to a kind of embedded FLASH based on RISC_V
The verification method of module.
Background technique
In the prior art, commonly using the SOC chip based on RISV_V has using embedded FLASH, for this containing embedding
Enter the SOC chip of formula FLASH, usual FLASH as software I MAGE storage equipment and exist；So in the production period of product
Between just need to be programmed the FLASH inside SOC, in addition when system software needs to update, it is also desirable to FLASH carry out two
Secondary programming, traditional UART authentication module realize the proof scheme programmed by UART to Embedded flash with UART's
The programming instruction close coupling that ReferenceModule module and FLASH are supported, chip use the embedded FLASH of different manufacturers
When programming for embedded FLASH, the FLASH of these producers supports different programming instructions, at this moment needs to verify UART
The ReferenceModule module of module makes very big modification, and if needs several functions different in a chips
If UART interface authentication module, the code of several groups of different UART authentication modules is write using existing UART authentication module,
It is stored under different catalogues, to change the code in several catalogues, such code simultaneously if there is general function modification
Maintenance it is very inconvenient.
A kind of reusability, the strong chip functions mould being programmed by UART to embedded FLASH of scalability are provided
The verification method of block becomes urgent need in the prior art.
Summary of the invention
The verification method of the purpose of the present invention is to provide a kind of embedded FLASH programming module based on RISC_V, this
Invention the technical solution adopted is that: building implement chip verification platform, and by Virtual_sequencer layering general character
Sequence function concentrates in corresponding sequencer, the order for the testcase, difference FLASH for being frequently necessary to modification
The ReferenceModule of close coupling is concentrated in the different files of UART authentication module, by calling by various sequence
The taskuart_flash_command of composition completes various FLASH programming verifyings；
Wherein, implement the following module composition of chip verification platform:
Module 1--test_case；
Module 2-- design USB_PD_DUT to be measured；
Module 3--Virtual_sequencer, virtual sequencer；
Module 4-- FLASH_ENV；
The Reference_Module of module 5--FLASH_ENV；
The Scoreboard of module 6--FLASH_ENV；
Module 7--UART_ENV；
The transmission agent of module 8--UART_ENV；
The sequence of module 9--UART_ENV transmission agent；
The drive of module 10--UART_ENV transmission agent；
The reception agen of module 11--UART_ENV；
The monitoring module MONITOR of the reception agent of module 12--UART_ENV；
The library module 13-- Sequence；
Verification step are as follows:
Step 1.test_case chooses the sequence that this test needs to use from the library sequence and forms one
Virtual_sequence and send it to virtual_sequencer；
These sequence are sent to UART_Sequencer by associated order by step 2.vritual_sequencer.Then
UART_Sequencer gives the sequence received connected UART_driver；
The excitation that step 3. UART_driver generation meets UART protocol sends data to DUT；
Same data are sent to FLASH_RM while sending data to DUT by step 4.UART_driver；
Step 5.FLASH_RM generates after receiving the data that UART_driver is sent according to FLASH instruction definition desired
Value of feedback, and these values of feedback are sent to FLASH_Scoreboard；
Step 6. refers to that DUT generates feedback according to FLASH instruction definition after receiving the instruction and data that UART_driver is sent
Value；
Step 7. refers to DUT and value of feedback is sent to UART_monitor by UART interface；
The value of feedback received from DUT is sent to FLASH_Scoreboard by step 8.UART_monitor.Finally it is expected number
It is compared according to real data in FLASH_Scoreboard module.
Specifically, the Embedded flash programing function verifying for implementing chip can at random and the generation of automation meets FLASH
Instruction definition and the data of UART protocol requirement are simultaneously applied to chip；
Specifically, the Embedded flash programing function verifying that the method implements chip can automatically generate the correct chip feedback phase
Hope data.
Specifically, the acquisition chip that the Embedded flash programing function verifying that the method implements chip can automate issues
Various data, and automate and verification environment generate correct expected data be compared.
The invention has the advantages that: provide a kind of reusability, scalability it is strong by UART to embedded
The chip verification platform for the chip functions module that FLASH is programmed normally upgrades to the software of user and use is brought greatly
Convenience.
Detailed description of the invention
Fig. 1 is system structure diagram of the invention；
Wherein, module 1- test case layer test；Module 3-Virtual_sequencer；Module 4- FLASH_ENV；Module 5-
FLASH_RM；Module 6-FLASH_SCB, module 7-UART_ENV；Module 9-UART_SEQUENCER, module 10-UART_
The library DRIVER, module 12-UART_MONITOR, module 13-Sequence.
Specific embodiment
Below in conjunction with drawings and examples, the present invention is further illustrated.
A kind of verification method of embedded FLASH programming module based on RISC_V of the invention, building are implemented chip and are tested
Platform is demonstrate,proved, and is layered by Virtual_sequencer and the sequence function of general character is concentrated on corresponding sequencer
In, the ReferenceModule of the order close coupling of the testcase, difference FLASH that are frequently necessary to modification is concentrated on UART
In the different files of authentication module, completed respectively by calling by the taskuart_flash_command that various sequence are formed
Kind FLASH programming verifying；
Wherein, implement the following module composition of chip verification platform:
Module 1--test_case；
Module 2-- design USB_PD_DUT to be measured；
Module 3--Virtual_sequencer, virtual sequencer；
Module 4-- FLASH_ENV；
The Reference_Module of module 5--FLASH_ENV；
The Scoreboard of module 6--FLASH_ENV；
Module 7--UART_ENV；
The transmission agent of module 8--UART_ENV；
The sequence of module 9--UART_ENV transmission agent；
The drive of module 10--UART_ENV transmission agent；
The reception agen of module 11--UART_ENV；
The monitoring module MONITOR of the reception agent of module 12--UART_ENV；
The library module 13-- Sequence；
Verification step are as follows:
Step 1.test_case chooses the sequence that this test needs to use from the library sequence and forms one
Virtual_sequence and send it to virtual_sequencer；
These sequence are sent to UART_Sequencer by associated order by step 2.vritual_sequencer.Then
UART_Sequencer gives the sequence received connected UART_driver；
The excitation that step 3. UART_driver generation meets UART protocol sends data to DUT；
Same data are sent to FLASH_RM while sending data to DUT by step 4.UART_driver；
Step 5.FLASH_RM generates after receiving the data that UART_driver is sent according to FLASH instruction definition desired
Value of feedback, and these values of feedback are sent to FLASH_Scoreboard；
Step 6. refers to that DUT generates feedback according to FLASH instruction definition after receiving the instruction and data that UART_driver is sent
Value；
Step 7. refers to DUT and value of feedback is sent to UART_monitor by UART interface；
The value of feedback received from DUT is sent to FLASH_Scoreboard by step 8.UART_monitor.Finally it is expected number
It is compared according to real data in FLASH_Scoreboard module.
Specifically, the Embedded flash programing function verifying for implementing chip can at random and the generation of automation meets FLASH
Instruction definition and the data of UART protocol requirement are simultaneously applied to chip；
Specifically, the Embedded flash programing function verifying that the method implements chip can automatically generate the correct chip feedback phase
Hope data.
Specifically, the acquisition chip that the Embedded flash programing function verifying that the method implements chip can automate issues
Various data, and automate and verification environment generate correct expected data be compared.
Brief description is made to a specific embodiment of the invention with reference to the accompanying drawing.
The verification method of the present invention provides a kind of embedded FLASH programming module based on RISC_V.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
Chip verification platform of the present invention is as shown in Fig. 1, and chip verification platform specifically includes that module 1- test case layer
test；Module 3-Virtual_sequencer；Module 4- FLASH_ENV；Module 5-FLASH_RM；Module 6-FLASH_SCB；
Module 7-UART_ENV；Module 9-UART_SEQUENCER；Module 10-UART_DRIVER；Module 12-UART_MONITOR；Mould
The library block 13-Sequence.
1-Test_case layers of module are test case layer, each test_case different verifying of exampleization according to actual needs
Environment env and virtual sequence.Different test can be given by the different parameter of modification config file configuration
DUT and verification environment, the sequence for the suitable current use-case that different test can choose from sequence lib,
Virtual sequence is formed, very simple and flexible can construct different test cases using this verification platform；
Module 4-FLASH_ENV includes module 6-FLASH_Scoreboard and module 5-FLASH_ReferenceModule
Two modules, module 5-FLASH_ReferenceModule are responsible for according to the instruction definition of corresponding FLASH and from UART_
The instruction that Driver is received generates anticipatory data and gives FLASH_Scoreboard;Module 6--FLASH_
Scoreboard is responsible for receiving the real data issued from the FLASH_RM expected data come and the DUT come from UART_MON simultaneously
It is compared；
Module 7-UART_ENV, includes module 8-UART_tx_agent and module 11-UART_rx_agent, and module 7 is mainly negative
Duty receives sequence and gives DUT at UART interface signal the data conversion in sequence, and receives the UART of DUT
Signal data simultaneously gives FLASH_SCB these data；
Module 8-UART_tx_agent includes module 9-UART_tx_sequencer and module 10-UART_tx_driver two
A module, module 8-UART_tx_agent are responsible for receiving sequence and the data conversion in sequence at UART interface
Signal gives DUT；Module 9-UART_tx_sequencer is responsible for receiving the sequence from virtual_sequencer
And sequence is given connected UART_driver；
Module 10-UART_tx_driver, the excitation that responsible generation meets UART protocol send data to DUT.
Module 11-UART_rx_agent is responsible for receiving the UART signal data of DUT and gives FLASH_ these data
SCB；Comprising module 12-UART_ MONITOR, it is responsible for receiving the UART signal data of DUT and gives FLASH_ these data
SCB；
Module 3-virtual sequencer is for managing all sequencer and virtual in platform concentratedly
The module of sequence, the benefit of centralized management can successively execute different in the same function body
Virtualsequence, so as to avoid the confusion of the multiple virtual sequence execution sequences of complicated use-case bring, side
Just the sequencing between personal management difference virtual sequence is verified.
Below according to the course of work for explaining chip verification platform shown in dotted line in attached drawing 1:
Step 1.test_case chooses the sequence that this test needs to use from the library sequence and forms one
Virtual_sequence and send it to virtual_sequencer.
These sequence are sent to UART_Sequencer by associated order by step 2.vritual_sequencer,
Then UART_Sequencer gives the sequence received connected UART_driver.
The excitation that step 3. UART_driver generation meets UART protocol sends data to DUT.
Same data are sent to FLASH_RM while sending data to DUT by step 4.UART_driver.
Step 5.FLASH_RM generates the phase according to FLASH instruction definition after receiving the data that UART_driver is sent
The value of feedback of prestige, and these values of feedback are sent to FLASH_Scoreboard.
Step 6. refers to that DUT is generated after receiving the instruction and data that UART_driver is sent according to FLASH instruction definition
Value of feedback.
Step 7. refers to DUT and value of feedback is sent to UART_monitor by UART interface.
The value of feedback received from DUT is sent to FLASH_Scoreboard by step 8.UART_monitor.The most later period
Data and real data are hoped to be compared in FLASH_Scoreboard module.
The present invention is not limited to the above-described embodiments, anyone should learn make under the inspiration of the present invention with the present invention
With same or similar technical solution, fall within the scope of protection of the present invention.
Technology not described in detail in the present invention, shape, construction portion are well-known technique.
Claims (4)
1. a kind of verification method of the embedded FLASH programming module based on RISC_V, it is characterised in that: building is implemented chip and tested
Platform is demonstrate,proved, and is layered by Virtual_sequencer and the sequence function of general character is concentrated on corresponding sequencer
In, the ReferenceModule of the order close coupling of the testcase, difference FLASH that are frequently necessary to modification is concentrated on UART
In the different files of authentication module, completed respectively by calling by the taskuart_flash_command that various sequence are formed
Kind FLASH programming verifying；
Wherein, implement the following module composition of chip verification platform:
Module 1--test_case；
Module 2-- design USB_PD_DUT to be measured；
Module 3--Virtual_sequencer, virtual sequencer；
Module 4-- FLASH_ENV；
The Reference_Module of module 5--FLASH_ENV；
The Scoreboard of module 6--FLASH_ENV；
Module 7--UART_ENV；
The transmission agent of module 8--UART_ENV；
The sequence of module 9--UART_ENV transmission agent；
The drive of module 10--UART_ENV transmission agent；
The reception agen of module 11--UART_ENV；
The monitoring module MONITOR of the reception agent of module 12--UART_ENV；
The library module 13-- Sequence；
Verification step are as follows:
Step 1.test_case chooses the sequence that this test needs to use from the library sequence and forms one
Virtual_sequence and send it to virtual_sequencer；
These sequence are sent to UART_Sequencer by associated order by step 2.vritual_sequencer, then
UART_Sequencer gives the sequence received connected UART_driver；
The excitation that step 3. UART_driver generation meets UART protocol sends data to DUT；
Same data are sent to FLASH_RM while sending data to DUT by step 4.UART_driver；
Step 5.FLASH_RM generates after receiving the data that UART_driver is sent according to FLASH instruction definition desired
Value of feedback, and these values of feedback are sent to FLASH_Scoreboard；
Step 6. refers to that DUT generates feedback according to FLASH instruction definition after receiving the instruction and data that UART_driver is sent
Value；
Step 7. refers to DUT and value of feedback is sent to UART_monitor by UART interface；
The value of feedback received from DUT is sent to FLASH_Scoreboard by step 8.UART_monitor, finally it is expected number
It is compared according to real data in FLASH_Scoreboard module.
2. a kind of verification method of embedded FLASH programming module based on RISC_V according to claim 1, feature
Be: implement chip the verifying of Embedded flash programing function can generation that is random and automating meet FLASH instruction definition and
The data of UART protocol requirement are simultaneously applied to chip.
3. a kind of verification method of embedded FLASH programming module based on RISC_V according to claim 1, feature
Be: the Embedded flash programing function verifying that the method implements chip can automatically generate correct chip feedback expected data.
4. a kind of verification method of embedded FLASH programming module based on RISC_V according to claims 1 and 2,
Be characterized in that: the acquisition chip that the Embedded flash programing function verifying that the method implements chip can automate issues various
Data, and correct expected data automate and that verification environment generates is compared.
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| US20120221766A1 (en) * | 2011-02-24 | 2012-08-30 | Winbond Electronics Corp. | Flash memory apparatus with serial interface and reset method thereof |
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| WO2016197768A1 (en) * | 2016-01-04 | 2016-12-15 | 中兴通讯股份有限公司 | Chip verification method, device, and system |
| CN107704351A (en) * | 2017-10-18 | 2018-02-16 | 盛科网络（苏州）有限公司 | The verification method and device of a kind of chip |
| CN108763743A (en) * | 2018-05-28 | 2018-11-06 | 天津芯海创科技有限公司 | Verification platform, method and electronic equipment |
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- 2019-03-22 CN CN201910224306.8A patent/CN109918312B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120221766A1 (en) * | 2011-02-24 | 2012-08-30 | Winbond Electronics Corp. | Flash memory apparatus with serial interface and reset method thereof |
| CN104765671A (en) * | 2015-04-17 | 2015-07-08 | 浪潮电子信息产业股份有限公司 | Method for verifying uart module by using reusable layered verification platform |
| WO2016197768A1 (en) * | 2016-01-04 | 2016-12-15 | 中兴通讯股份有限公司 | Chip verification method, device, and system |
| CN107704351A (en) * | 2017-10-18 | 2018-02-16 | 盛科网络（苏州）有限公司 | The verification method and device of a kind of chip |
| CN108763743A (en) * | 2018-05-28 | 2018-11-06 | 天津芯海创科技有限公司 | Verification platform, method and electronic equipment |
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