CN108733529A - The verification method and device of plugging function between AXI crossbar switches - Google Patents
The verification method and device of plugging function between AXI crossbar switches Download PDFInfo
- Publication number
- CN108733529A CN108733529A CN201710258450.4A CN201710258450A CN108733529A CN 108733529 A CN108733529 A CN 108733529A CN 201710258450 A CN201710258450 A CN 201710258450A CN 108733529 A CN108733529 A CN 108733529A
- Authority
- CN
- China
- Prior art keywords
- data
- transmitted
- mark
- packet
- read request
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/27—Built-in tests
Abstract
The embodiment of the present invention provides the verification method and device of plugging function between a kind of AXI crossbar switches.This method includes：First, which is sent, to AXI crossbar switches to be measured interleaves data, receive the AXI crossbar switches to be measured according to described first interleave data acquisition second interleave data, described second interleave data include it is multiple transmitted BEAT data packets, each transmitted the mark that BEAT data packets carry the transmission packet of institute subordinate；According to the mark of the transmission packet of institute's subordinate, the multiple BEAT data packets of having transmitted are organized at least two transmission packets；Determine at least two data to be transmitted packet with described at least two transmission packet it is whether identical；If identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured, and then realizes the accurate validation of the plugging function between AXI crossbar switches to be measured.
Description
Technical field
The present embodiments relate to a kind of authentications of plugging function between computer technology more particularly to AXI crossbar switches
Method and device.
Background technology
AXI (Advanced eXtensible Interface, Advanced extensible Interface) is a kind of bus protocol, mainly
Main equipment is described and from the data transfer mode between equipment, in a main equipment and multiple from being interacted between equipment
It needs that AXI crossbar switches are arranged in the process, which plays the role of routing, i.e., according to different transmission data institutes
Different transmission datas are sent to corresponding equipment, and then complete the Cross transfer of data by the mark of carrying.
In actual use, when different from equipment when the same time sending different data to same main equipment, no
It can be transmitted in AXI buses in the form of interleaving data with from the corresponding data of equipment.For example, being set from device A to master
During standby B transmission datas, also begun to from equipment C to main equipment B transmission datas, at this point, two data in AXI buses with
The form for interleaving data is transmitted, i.e., the transmission data from the transmission data of device A and from equipment C is with BEAT data packets
Unit carries out cross arrangement transmission in AXI buses sequentially in time.This interleaves data and is transferred to master by AXI crossbar switches
Equipment, main equipment are obtained from the corresponding data of device A and according to the mark that each BEAT data packets carry in data is interleave from setting
The corresponding data of standby C.
It can be seen from the above, in order to ensure that AXI crossbar switches can be accurately received and transmission interleaves data, then AXI intersects
Plugging function must be normal between switch.But the prior art does not hand over AXI during the development and production of AXI crossbar switches
Plugging function is verified between fork is closed, and then can not be ensured that AXI crossbar switches can be received and dispatched accurately and be interleave data.
Invention content
The embodiment of the present invention provides the verification method and device of plugging function between a kind of AXI crossbar switches, existing for solving
There is technology during the development and production of AXI crossbar switches, plugging function is not verified between AXI crossbar switches, in turn
It can not ensure that AXI crossbar switches can accurately receive and dispatch the problem of interleaving data.
In a first aspect, the embodiment of the present invention provides a kind of verification method of plugging function between AXI crossbar switches, including：
First is sent to AXI crossbar switches to be measured and interleaves data, and described first to interleave data be to be transmitted by least two
Data packet splits into multiple BEAT data packets to be transmitted, and the corresponding BEAT data packets to be transmitted of different data to be transmitted packets are pressed
Cross arrangement acquisition is carried out according to sequence of addresses, wherein the corresponding each BEAT data packets to be transmitted of the data to be transmitted packet
Carry the mark of the data to be transmitted packet；
It receives the AXI crossbar switches to be measured and interleaves the second of data acquisition according to described first and interleave data, described the
Two interleave data include it is multiple transmitted BEAT data packets, each transmitted the transmission data that BEAT data packets carry institute subordinate
The mark of packet；
According to the mark of the transmission packet of institute's subordinate, by it is the multiple transmitted BEAT data packets be organized into
Lack two transmission packets；
Determine at least two data to be transmitted packet with described at least two transmission packet it is whether identical；
If identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured.
It is described to interleave number to AXI crossbar switches to be measured transmission first in a kind of possible realization method of first aspect
According to before, the method further includes：
According to preset control instruction, obtains described first and interleave data, the control instruction is used to indicate described in acquisition
First interleaves the mode of data, the mode include by the AXI crossbar switches to be measured send read request obtain or from
It is obtained in preset transmission packet set.
It is described according to preset control instruction in the alternatively possible realization method of first aspect, obtain described the
One interleaves data, specifically includes：
According to preset control instruction, at least two read requests, each read request are sent to the AXI crossbar switches to be measured
Carry mark and the address of the read request of the read request；
At least two read request that the AXI crossbar switches to be measured are sent is received, and according to each read request
Address obtain the corresponding data to be transmitted packet of each read request, wherein each data to be transmitted includes multiple carrying institutes
State the BEAT data packets to be transmitted of the mark of data to be transmitted packet, the mark for being identified as the read request of the data to be transmitted packet
Know；
According to each data to be transmitted packet, obtains described first and interleave data.
In the alternatively possible realization method of first aspect, each data to be transmitted packet of basis, described in acquisition
Before first interleaves data, the method further includes：
According to the mark of the read request, one first buffering area, the first buffering area packet are set for each read request
Include the mark of the read request；
The each data to be transmitted packet of basis obtains described first and interleaves data, specifically includes：
According to the mark for the read request that each data to be transmitted packet carries, the data to be transmitted packet is preserved to institute
In the corresponding first buffering area of mark for stating read request；
The data to be transmitted packet preserved in each first buffering area is split into multiple BEAT data packets to be transmitted；
According to preset reading order, BEAT data packets to be transmitted are read from each first buffering area, obtain institute
It states first and interleaves data；The reading order is indicated reads institute from the corresponding first buffering area of mark of different read requests
State the sequence of BEAT data packets to be transmitted.
In the alternatively possible realization method of first aspect, the transmission packet is identified as the read request
Mark；It is described according to preset control instruction, before sending at least two read requests to the AXI crossbar switches to be measured, institute
The method of stating further includes：
According to the mark of the read request, one second buffering area, the second buffering area packet are set for each read request
Include mark and the address of the read request of the read request；
The mark of the transmission packet according to institute's subordinate arranges the multiple BEAT data packets of having transmitted
At at least two transmission packets, specifically include：
The reading for identifying, each having transmitted BEAT data packets of read request corresponding to the different second buffering area
The address of the read request preserved in the mark of request and each second buffering area, acquisition belong to the same read request
The transmission packet of mark.
In the alternatively possible realization method of first aspect, the method further includes：
Described first sent according to current time interleave in data each BERT data packets to be transmitted carry it is to be transmitted
The mark of data packet obtains the first number of the corresponding BERT data packets to be transmitted of mark of current time each data to be transmitted packet
Mesh；
Described second received according to current time interleaves each transmission for having transmitted the carrying of BERT data packets in data
The mark of data packet, the mark for obtaining the current time transmission packet corresponding have transmitted the of BERT data packets
Two numbers；
Judge whether first number under the same mark is equal with second number and is equal to predetermined threshold value；
If so, according to the mark of the transmission packet of institute's subordinate, BEAT data packets have been transmitted by the multiple
It is organized at least two transmission packets.
Second aspect, the embodiment of the present invention provide a kind of verification device of plugging function between AXI crossbar switches, including：
Sending module interleaves data for sending first to AXI crossbar switches to be measured, and described first to interleave data be near
Few two data to be transmitted packets split into multiple BEAT data packets to be transmitted, and different data to be transmitted packets are corresponding to be transmitted
BEAT data packets carry out cross arrangement acquisition according to sequence of addresses, wherein the data to be transmitted packet is corresponding each to be passed
Defeated BEAT data packets carry the mark of the data to be transmitted packet；
Receiving module interleaves according to described first between the second of data acquisition for receiving the AXI crossbar switches to be measured
Insert data, described second interleave data include it is multiple transmitted BEAT data packets, each transmitted BEAT data packets carry institute from
The mark of the transmission packet belonged to；
Processing module.For the mark according to the transmission packet of institute's subordinate, BEAT has been transmitted by the multiple
Data packet is organized at least two transmission packets；
Judgment module, for determine at least two data to be transmitted packet with described at least two transmission packet be
It is no identical；
Determining module, for the judgment module judge data to be transmitted packet with it is described transmission packet is identical when, really
Plugging function is normal between the fixed AXI crossbar switches to be measured.
In a kind of possible realization method of second aspect, described device further includes acquisition module,
The acquisition module, for according to preset control instruction, obtaining described first and interleaving data, the control instruction
It is used to indicate described first mode for interleaving data that obtains, the mode includes by being sent to the AXI crossbar switches to be measured
Read request is obtained or is obtained from preset transmission packet set.
In the alternatively possible realization method of second aspect, the sending module is additionally operable to according to preset control
Instruction sends at least two read requests to the AXI crossbar switches to be measured, each read request carry the read request mark and
The address of the read request；
The receiving module is additionally operable to receive at least two read request that the AXI crossbar switches to be measured are sent；
The acquisition module is specifically used for corresponding according to each read request of address acquisition of each read request
Data to be transmitted packet, and according to each data to be transmitted packet, obtain described first and interleave data；Wherein, each data to be transmitted
Include the BEAT data packets to be transmitted of multiple marks for carrying the data to be transmitted packet, the data to be transmitted packet is identified as
The mark of the read request.
In the alternatively possible realization method of second aspect, described device further includes the first setup module, described to obtain
Modulus block includes the first storage unit, split cells and acquiring unit；
First setup module, for being obtained between described first according to each data to be transmitted packet in the acquisition module
Before inserting data, according to the mark of the read request, one first buffering area, the first buffering area are set for each read request
Include the mark of the read request；
First storage unit, the mark of the read request for being carried according to each data to be transmitted packet, by institute
Data to be transmitted packet is stated to preserve into the corresponding first buffering area of mark of the read request；
The split cells, for the data to be transmitted packet preserved in each first buffering area to be split into multiple wait for
Transmit BEAT data packets；
The acquiring unit, for according to preset reading order, being read from each first buffering area to be transmitted
BEAT data packets obtain described first and interleave data；The reading order indicates corresponding from the mark of different read requests
The sequence of the BEAT data packets to be transmitted is read in first buffering area.
In the alternatively possible realization method of second aspect, described device further includes the second EM equipment module,
Second EM equipment module, for being opened to the AXI intersections to be measured according to preset control instruction in the sending module
It closes before sending at least two read requests, according to the mark of the read request, one second buffering area is set for each read request,
The second buffering area includes mark and the address of the read request of the read request；The transmission packet is identified as
The mark of the read request；
The processing module, specifically for identifying, often for the read request corresponding to the different second buffering area
The address of the read request preserved in the mark and each second buffering area of a read request for having transmitted BEAT data packets,
Obtain the transmission packet for the mark for belonging to the same read request.
In the alternatively possible realization method of second aspect, the acquisition module is additionally operable to be sent out according to current time
Described first sent interleaves the mark for the data to be transmitted packet that each BERT data packets to be transmitted carry in data, when obtaining current
Carve the first number of the corresponding BERT data packets to be transmitted of mark of each data to be transmitted packet；And received according to current time
Described second interleaves the mark of each transmission packet for having transmitted the carrying of BERT data packets in data, and it is every to obtain current time
Corresponding the second number for having transmitted BERT data packets of mark of a transmission packet；
The judgment module, be additionally operable to judge first number under the same mark whether with the second number phase
Deng and be equal to predetermined threshold value；
The processing module, for first number and described the under determining the same mark in the judgment module
Two numbers are equal and when being equal to predetermined threshold value, then, will be the multiple according to the mark of the transmission packet of institute's subordinate
It has transmitted BEAT data packets and has been organized at least two transmission packets.
The verification method and device of plugging function between AXI crossbar switches provided in an embodiment of the present invention, by AXI to be measured
Crossbar switch sends first and interleaves data, receives the AXI crossbar switches to be measured interleave data acquisition according to described first the
Two interleave data, and according to the mark of the transmission packet of institute's subordinate, the multiple BEAT data packets of having transmitted are arranged
At at least two transmission packets, and determine at least two data to be transmitted packet and described at least two transmission datas
Whether packet is identical, if identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured.And then it realizes and AXI to be measured is handed over
Plugging function accurate validation between fork is closed improves the functional reliability of AXI crossbar switches, while the method for the present embodiment is applicable in
In the AXI crossbar switches of any model, there is preferable durability.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
The flow diagram of Fig. 1 verification method embodiments one of plugging function between AXI crossbar switches provided by the invention；
The flow diagram of Fig. 2 verification method embodiments two of plugging function between AXI crossbar switches provided by the invention；
Fig. 2 a are UVM verification platform schematic diagrames；
The flow diagram of Fig. 3 verification method example IVs of plugging function between AXI crossbar switches provided by the invention；
The structural schematic diagram of Fig. 4 verification device embodiments one of plugging function between AXI crossbar switches provided by the invention；
The structural schematic diagram of Fig. 5 verification device embodiments two of plugging function between AXI crossbar switches provided by the invention；
The structural schematic diagram of Fig. 6 verification device embodiments three of plugging function between AXI crossbar switches provided by the invention；
The structural schematic diagram of Fig. 7 verification device embodiments four of plugging function between AXI crossbar switches provided by the invention.
Specific implementation mode
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.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
With the increase of chip-scale, the workload of the verification of chip has accounted for the 70% of the entire chip R&D cycle and has arrived
80%, therefore, the efficiency for improving chip checking has become most important.
The verification method of plugging function between AXI crossbar switches provided by the invention is suitable for the verification rank of AXI crossbar switches
Section, such as suitable for UVM (Universal Verification Methodology) verification platform, it can be with accurate validation AXI
Plugging function between the intersection standard width of a room in an old-style house, and then improve the reliability of AXI crossbar switches.
It should be noted that term " first " herein, " second " are used for description purposes only, and should not be understood as indicating
Or imply relative importance.
Technical scheme of the present invention is described in detail with specifically embodiment below.These specific implementations below
Example can be combined with each other, and same or analogous concept or process may be repeated no more in some embodiments.
The flow diagram of Fig. 1 verification method embodiments one of plugging function between AXI crossbar switches provided by the invention.
This implementation refers to interleave data to AXI crossbar switches to be measured transmission first, receives second by AXI crossbar switches to be measured
Data are interleave, judge that first interleaves the corresponding data to be transmitted packet of data and interleave the corresponding transmission packet of data with second and be
The whether normal detailed process of plugging function between no identical and then determining AXI crossbar switches to be measured.As shown in Figure 1, the present embodiment
May include：
S101, data are interleave to AXI crossbar switches to be measured transmission first, described first interleaves data to be waited at least two
Transmission packet splits into multiple BEAT data packets to be transmitted, and by the corresponding BEAT data to be transmitted of different data to be transmitted packets
Packet carries out cross arrangement acquisition according to sequence of addresses, wherein the corresponding each BEAT numbers to be transmitted of the data to be transmitted packet
The mark of the data to be transmitted packet is carried according to packet；
The executive agent of the present embodiment can be that the verification device with plugging function between verification AXI crossbar switches is (following
Referred to as verification device), which can be a part for test equipment, can also be individual equipment.
In the present embodiment, different data to be transmitted packets carries the mark of different data to be transmitted packets, will be each to be passed
Transmission of data packet splits into the BEAT data packets of BEAT granularities, and by the corresponding BEAT data packets to be transmitted of different data to be transmitted packets
Carry out cross arrangement according to sequence of addresses, formed and first interleave data so that first interleave data include multiple carryings not
The BEAT data packets to be transmitted of the mark of same data to be transmitted packet.
For example, it is assumed that data to be transmitted packet A's is identified as a, data to be transmitted packet A includes 3 BEAT data packets to be transmitted,
Each BEAT data packets to be transmitted carry the mark a of data to be transmitted packet A, at this time data to be transmitted packet A it is corresponding 3 it is to be transmitted
BEAT data packets can be denoted as { 1a, 2a, 3a }.Assuming that data to be transmitted packet B's is identified as b, data to be transmitted packet B includes 4
BEAT data packets to be transmitted, each BEAT data packets to be transmitted carry the mark b of data to be transmitted packet B, at this time data to be transmitted
The corresponding 4 BEAT data packets to be transmitted of packet B can be denoted as { 1b, 2b, 3b, 4b }, under be designated as the mark of data to be transmitted packet.
In this way, it can be by data to be transmitted packet A to interleave data according to first that data to be transmitted packet A and data to be transmitted packet B are obtained
Each of each of BEAT data packets to be transmitted and data to be transmitted packet B BEAT data packets to be transmitted handed over according to sequence of addresses
Fork arrangement obtains, such as obtains first and interleave data and can be：1a, 1b, 2a, 2b, 3a, 3b, 4b can also be：1b,1a,
2a, 2b, 3a, 3b, 4b or 1b, 2b, 1a, 2a, 3b, 3a, 4b etc..
It is obtained it should be noted that the above-mentioned BEAT data packets to be transmitted by different data to be transmitted packets carry out cross arrangement
It can be random to obtain the first arrangement mode for interleaving data, as long as ensureing the BEAT to be transmitted for belonging to the same data to be transmitted packet
Data packet first interleave in data put in order it is consistent with sequence of addresses.Such as 3 that data to be transmitted packet A includes
The sequence of addresses of BEAT data packets to be transmitted is { 1a, 2a, 3a }, then interleaves above-mentioned 3 BEAT numbers to be transmitted in data first
It is still 1a, 2a, 3a according to putting in order for packet.
Optionally, the mark of above-mentioned data to be transmitted packet can be the address of data to be transmitted packet, and first interleaves data packet
The BEAT data packets to be transmitted for belonging to same address can be arranged according to the address of carrying according to transmission time, and then obtained
The corresponding data to be transmitted packet in address (i.e. the mark of data to be transmitted packet).Optionally, the mark of the data to be transmitted packet is also
Can be the mark of request, such as when first interleaves data to be obtained according to read request, the mark of the data to be transmitted packet
Can be the mark of read request, detailed process illustrates that details are not described herein in following specific embodiment.
S102, the reception AXI crossbar switches to be measured interleave the second of data acquisition according to described first and interleave data, institute
State second interleave data include it is multiple transmitted BEAT data packets, each transmitted the transmission that BEAT data packets carry institute subordinate
The mark of data packet.
S103, the mark according to the transmission packet of institute's subordinate, to have transmitted BEAT data packets whole by the multiple
Manage at least two transmission packets.
Specifically, the AXI crossbar switches to be measured of the present embodiment play the process of data switch, i.e., it will verify what device was sent out
First, which interleaves data, is then forwarded to verification device, in the process, it is without any processing to interleave data to first.As AXI to be measured
When plugging function is normal between crossbar switch, which can interleave data by first and completely be sent to verification
Device.When plugging function is abnormal between the AXI crossbar switches to be measured, then the AXI crossbar switches to be measured can not interleave first
Data are correctly sent to verification device, for example, issue verification device interleave loss of data first interleave in data part letter
Breath etc..Therefore, verification device can be received and dispatched according to AXI crossbar switches to be measured interleaves the complete situation of data to judge that this is to be measured
Whether plugging function is normal between AXI crossbar switches.
Verification device receive AXI crossbar switches to be measured according to first interleave data acquisition second interleave data, due to this
Second, which interleaves data, interleaves data by first and obtains, and therefore, second to interleave data include the first all information for interleaving data for this,
I.e. second, which interleaves the mark that data include multiple and different transmission packets, corresponding has transmitted BEAT data packets.Verify device
Interleave the mark that each of data have transmitted the transmission packet of BEAT data packets according to second, acquisition belong to it is same
The BEAT data packets of transmission of the mark of transmission packet, and then form transmission packet.
S104, determine at least two data to be transmitted packet with described at least two transmission packet it is whether identical.
If S105, identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured.
Verification device obtains the corresponding data to be transmitted packet of mark of each data to be transmitted packet and every according to the above method
The corresponding transmission packet of mark of a transmission packet.Then, verification each identifies identical (i.e. data to be transmitted packet
Mark it is identical with the mark of transmission packet) data to be transmitted packet and whether transmission packet identical, if identical, really
Plugging function is normal between the fixed AXI crossbar switches to be measured.For example, verification device treats the BEAT numbers to be transmitted in transmission packet
It matches according to sequence of addresses with the BEAT of the transmission data packets in transmission packet according to packet, is waited for if each address is corresponding one by one
It is identical as BEAT data packets have been transmitted to transmit BEAT data packets, then illustrates that data to be transmitted packet is identical as transmission packet.
If the data to be transmitted packet of like-identified and transmission packet differs, it is determined that the AXI crossbar switches to be measured
Between plugging function it is abnormal.Further, the verification device of the present embodiment can show the wrong generation of the AXI crossbar switches to be measured
The position of code, such as when the code of AXI crossbar switches to be measured is that (Register Transfer Level, buffer turn RTL
Move level) code when, verification device can show the error code section of RTL code.
The verification method of plugging function between AXI crossbar switches provided in an embodiment of the present invention, by being opened to AXI to be measured intersections
It closes transmission first and interleaves data, the reception AXI crossbar switches to be measured interleave the second of data acquisition according to described first and interleave
The multiple BEAT data packets of having transmitted are organized at least by data according to the mark of the transmission packet of institute's subordinate
Two transmission packets, and determine at least two data to be transmitted packet with described at least two transmission packet whether
It is identical, if identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured.And then it realizes to AXI crossbar switches to be measured
Between plugging function accurate validation, improve the functional reliability of AXI crossbar switches, at the same the method for the present embodiment be suitable for it is any
The AXI crossbar switches of model have preferable durability.
In a kind of possible realization method of the present invention, before above-mentioned S101, the present embodiment can be according to S100's
Method obtains first and interleaves data：
S100, according to preset control instruction, obtain described first and interleave data, the control instruction is used to indicate acquisition
Described first interleaves the mode of data, the mode include by the AXI crossbar switches to be measured send read request obtain or
Person obtains from preset transmission packet set.
Specifically, before verification device interleaves data to AXI crossbar switches to be measured transmission first, need according to preset control
System instruction obtains this and first interleaves data, such as verification device can be by sending read request to the AXI crossbar switches to be measured
It obtains or is obtained from preset transmission packet set.
It can verify that verification device obtains the detailed process that first interleaves data from preset transmission packet set
Device obtains at least two data to be transmitted packets according to preset control instruction.For example, preserving different wait in verification device
Transmission packet obtains at least two data to be transmitted packets after verification device receives control instruction.Then, verification device will
At least two data to be transmitted packets obtained are split, and split into the BEAT data packets to be transmitted of BEAT granularities, and according to not
BEAT data packets to be transmitted are carried out cross arrangement by the mark for the data to be transmitted packet that same BEAT data packets to be transmitted carry,
It obtains described first and interleaves data.Optionally, verification device can also obtain first according to other methods and interleave data, such as
Operating personnel directly interleave data to verification device input first.
The flow diagram of Fig. 2 verification method embodiments two of plugging function between AXI crossbar switches provided by the invention.
On the basis of the above embodiments, the present embodiment refers to when obtaining the method that first interleaves data be by described to be measured
When AXI crossbar switches send read request acquisition, verification device determines the whether normal detailed process of AXI crossbar switches to be measured.Such as
Shown in Fig. 2, the method for the present embodiment may include：
S201, according to the mark of the read request, for each read request, one second buffering area, second buffering are set
Area includes mark and the address of the read request of the read request.
Multiple second buffering areas are provided in verifying device, different readings is maintained in different second buffering areas and is asked
The address asked and mark.Before verification device sends at least two read requests to AXI crossbar switches to be measured, verification device needs
Obtain the mark of the read request corresponding to different second buffering areas.
S202, according to preset control instruction, send at least two read requests to the AXI crossbar switches to be measured, each
Read request carries mark and the address of the read request of the read request.
S203, at least two read request that the AXI crossbar switches to be measured are sent is received, and according to each reading
The address of request obtains the corresponding data to be transmitted packet of each read request, wherein each data to be transmitted includes multiple takes
The BEAT data packets to be transmitted of mark with the data to be transmitted packet, the data to be transmitted packet are identified as the read request
Mark.
In the present embodiment, two equipment (i.e. device A and equipment B) of unit simulation are verified, i.e. analog machine A passes through to be measured
AXI crossbar switches send at least two read requests to equipment B.Specifically, verification device (being equivalent to device A) is according to preset control
System instruction sends at least two read requests to AXI crossbar switches to be measured, and AXI crossbar switches to be measured receive at least two reading
At least two read request is sent to verification device (being equivalent to equipment B) again after request.Verify device (being equivalent to equipment B) root
The corresponding data to be transmitted packet of each read request is obtained according to the address of each read request.Each data to be transmitted packet carries its correspondence
Read request mark, each BEAT data packets in each data to be transmitted packet also carry the mark of corresponding read request, i.e.,
Exist in the present embodiment, the mark for being identified as read request of data to be transmitted packet.
Optionally, the data to be transmitted packet of the present embodiment can also include the address of each read request.
S204, according to each data to be transmitted packet, obtain described first and interleave data.
Each data to be transmitted packet is split into the BEAT data packets of BEAT granularities by verification device (being equivalent to equipment B), often
A BEAT data packets carry the mark of its corresponding read request, and the data packet to carrying different read request marks carries out intersection row
Row obtain first and interleave data.Optionally, verification device can also obtain first according to other methods and interleave data, this reality
It is without limitation to apply example, as long as verification device is obtained according to each data to be transmitted packet.
In a kind of possible realization method of the present embodiment, the verification device of the present embodiment is also according to the read request
A first buffering area is arranged for each read request in mark, and the first buffering area includes the mark of the read request.That is this reality
The verification device for applying example is provided with multiple first buffering areas, and different first buffering areas is used to preserve different data to be transmitted packets,
Wherein different first buffering areas include the mark of different read requests.
In such cases, then above-mentioned S204 can specifically include：
The mark of S2041, the read request carried according to each data to be transmitted packet protect the data to be transmitted packet
It deposits into the corresponding first buffering area of mark of the read request.
S2042, the data to be transmitted packet preserved in each first buffering area is split into multiple BEAT numbers to be transmitted
According to packet.
S2043, according to preset reading order, BEAT data packets to be transmitted are read from each first buffering area,
It obtains described first and interleaves data；The reading order is indicated from the corresponding first buffering area of mark of different read requests
Read the sequence of the BEAT data packets to be transmitted.
Specifically, the data to be transmitted packet obtained according to each read request is preserved into corresponding first buffer area, and
Data to be transmitted packet in each buffering area is split into multiple BEAT data packets to be transmitted.Wherein, BEAT data are each transmitted
Packet carries the mark belonging to it, and the transmission BEAT data packets of the same mark are arranged according to sequence of addresses in the buffer.
Then, verification device is to be transmitted according to sequence of addresses reading from each first buffering area according to default reading order
BEAT data packets, since reading order is to read the sequence of BEAT data packets to be transmitted from different first buffering areas,
The BEAT data packets to be transmitted obtained according to reading order can form first and interleave data.
S205, data are interleave to AXI crossbar switches to be measured transmission first.
S206, the reception AXI crossbar switches to be measured interleave the second of data acquisition according to described first and interleave data.
Verification device (being equivalent to equipment B) interleaves data by first and is sent to verification dress by AXI crossbar switches to be measured
It sets and (is equivalent to device A).At this point, due to do not know AXI crossbar switches to be measured between plugging function it is whether normal, will pass through
The data that interleave of AXI crossbar switches to be measured are denoted as second and interleave data.Second to interleave data include carrying different biography for this
The BEAT data packets of the mark of transmission of data packet.
Optionally, it above-mentioned first data and second is interleave interleaves the address that data may include each read request.Verification dress
The BEAT data packets according to each mark of transmission packet are set, the mark of each transmission packet of acquisition is corresponding have been passed
Transmission of data packet.Then, verification device judges the corresponding data to be transmitted packet of the same mark and whether transmission packet is identical,
And then whether plugging function is normal between determining AXI crossbar switches to be measured.
S207, read request corresponding to the different second buffering area identify, have each transmitted BEAT data
The address of the read request preserved in the mark of the read request of packet and each second buffering area, acquisition belong to the same reading
The transmission packet of the mark of request.
It is suitable that verification device (being equivalent to device A) interleaves the transmission for having transmitted BEAT data packets carried in data according to second
(mark of transmission packet is also to read to ask to the mark of sequence and each transmission packet for having transmitted the carrying of BEAT data packets for this
The mark asked), by the corresponding mark transmitted BEAT data packets and be saved in transmission packet of mark of transmission packet
In corresponding second buffering area, and transmission packet is constituted together with the address for the read request that the second buffering area preserves.It should
Transmission packet includes the corresponding reading data of different read requests and reading address.It can be obtained according to this method and belong to same
The transmission packet of the mark of read request.
It illustrates below and above steps is further explained：
Assuming that the authentication module of the present embodiment is UVM verification platforms as shown in Figure 2 a, which includes
Master VIP (main authentication module), Slave VIP (from authentication module) and Scoreboard (scoring board).AXI to be measured is handed over
In the RTL code write-in DUT (Design Under Test, module to be tested) that fork is closed, DUT is equivalent to AXI to be measured and hands at this time
Fork is closed, and using UVM verification platforms, plugging function is verified between DUT.Wherein, Master VIP can use System
Verilog (system verilog) language is write, including transactor (transponder), driver1 (driver 1), receiver
(receiver) and some feedback buffers (buffering area).Slave VIP are then the verification environment based on UVM, including monitor
The standard components such as (monitor), sequencer (serial device) and driver2 (driver 2).
Assuming that Master VIP send two read requests, two buffer defined in driver1 be respectively buffer0 and
Buffer1, the address for storing two read requests respectively.Transactor generates two readings according to preset control instruction
Request, and two read requests are sent to driver1.The address of each read request is stored in above-mentioned by driver1 respectively
In buffer0 and buffer1.Then, two read requests are issued DUT by driver1, and two read requests are sent to by DUT again
Slave VIP.Monitor in Slave VIP obtains the corresponding reading data in address of read request according to the address of read request,
Each reading data are denoted as to the corresponding data to be transmitted packet of mark of each read request.Meanwhile in the driver2 of Slave VIP
It is respectively buffer2 and buffer3 to define two buffer, and monitor is sent out each data to be transmitted packet by sequencer
Driver2 is given, the two data to be transmitted packets are stored in buffer2 and buffer3 by driver2 respectively.To buffer2
BERT data packets to be transmitted are split into the data to be transmitted packet preserved in buffer3, wherein each BERT data packets to be transmitted
Carry the mark of the data to be transmitted packet belonging to it.Driver2 is according to preset reading order from buffer2 and buffer3
BERT data to be transmitted are read, such as driver2 uniform crossovers read BERT data to be transmitted from buffer2 and buffer3,
Data are interleave into first.This first interleaves the address for not including read request in data.
Then, driver2 interleaves data by first and is sent to DUT, and DUT first interleaves data and obtain second and interleave according to this
Data (if DUT normally if first interleave data with second to interleave data identical, if plugging function is abnormal between DUT,
DUT may lose first and interleave partial data in data, or changes first and interleave data).DUT interleaves data hair by second
The driver1 in Master VIP is given, driver1 interleaves each of data according to second and transmitted the carrying of BEAT data packets
Transmission packet mark, each BEAT data packets of having transmitted are saved in corresponding buffer, and in buffer
The address of the read request of preservation constitutes transmission packet.Transmission packet is sent to by driver1 by receiver
Master_compare (main contrast module) in scoreboard so that master_compare judge data to be transmitted packet and
Whether transmission packet is identical, if identical, plugging function is normal between showing DUT, if differing, shows the RTL in DUT
Errors present, so that staff modifies.
The verification method of plugging function between AXI crossbar switches provided in an embodiment of the present invention, by being opened to AXI to be measured intersections
It closes at least two read requests of transmission and interleaves data to obtain first, and then enrich and obtain the first form for interleaving data.
The flow diagram of Fig. 3 verification method example IVs of plugging function between AXI crossbar switches provided by the invention.
The present embodiment refers to judge data to be transmitted packet and whether transmission packet completes the detailed process of transmission.Such as Fig. 3 institutes
Show, before above-mentioned S103, the method for the present embodiment may include：
S301, waiting for of interleaving in data that each BERT data packets to be transmitted carry according to described first that current time sends
The mark of transmission packet obtains the of the corresponding BERT data packets to be transmitted of mark of current time each data to be transmitted packet
One number.
In the present embodiment, verification device interleaves data first and is all sent to AXI crossbar switches to be measured and AXI to be measured
Crossbar switch completely by second interleave data be sent to verification device after, verification device just judge data to be transmitted packet and transmitted
Whether data packet identical, so avoid due to first interleave data or second interleave data do not transfer and caused by wait for
Transmission packet is differed with transmission packet, and the plugging function between AXI crossbar switches to be measured is caused to judge inaccurate ask
Topic generates.
S302, it is interleave in data according to described second that current time receives and has each transmitted the carrying of BERT data packets
The mark of transmission packet, the mark of acquisition current time each transmission packet is corresponding to have transmitted BERT data packets
The second number.
S303, judge whether first number under the same mark is equal with second number and is equal to default
Threshold value.
S304, if so, according to the mark of the transmission packet of institute's subordinate, transmitted BEAT numbers by the multiple
It is organized at least two transmission packets according to packet.
Device is verified, judges whether the corresponding first object of the current time same mark is identical as the second number and is equal to
When predetermined threshold value, if differing, illustrate AXI crossbar switches to be measured be lost corresponding first interleave it is to be transmitted in data
BEAT data packets change first and interleave data, you can plugging function is abnormal between determining AXI crossbar switches to be measured.Verification
Device judges that the current time corresponding first object of the same mark and the second number are identical and when equal to predetermined threshold value, just execution
The step of above-mentioned S103：Judge whether the data to be transmitted packet and the transmission packet are identical.
With reference to above-mentioned example, it is assumed that the verification device is UVM verification platforms as shown in Figure 2 a, then in Slave VIP
The mark that the first of monitor monitoring current time DUT transmission interleaves the same data to be transmitted packet in data corresponding waits for
Transmit the first number of BEAT data packets.When the first number is equal to predetermined threshold value, the rlast signals of driver2 have been set, explanation
First interleaves data transmission completion.Then, data to be transmitted packet and the first number are sent to the slave- in scoreboard
Check (from detection module).Meanwhile in Master VIP driver1 monitoring receive second interleave it is same in data
Corresponding the second number for having transmitted BEAT data packets of mark of a transmission packet.Wait for that the second number is equal to predetermined threshold value
When, the rlast signals of driver1 have been set, and illustrate that second interleaves data transmission completion, while transmission packet and second being counted
Mesh is sent to the slave-compare in scoreboard, so that slave-compare judges the first number under the same mark
Whether mesh is identical as the second number.If slave-compare judges that the first number under the same mark is identical as the second number
And when equal to predetermined threshold value, further according to the mark of the transmission packet of institute's subordinate, multiple BEAT data packets of having transmitted are arranged
At at least two transmission packets, and judge the corresponding data to be transmitted packet of same mark and transmission packet whether phase
Together, so improve judge AXI crossbar switches to be measured between plugging function reliability.
The verification method of plugging function between the AXI crossbar switches of the embodiment of the present invention, by obtaining current time transmission
First interleaves the first number of the BERT data packets to be transmitted of the mark of the same data to be transmitted packet and current time in data
The second of transmission interleaves the second number for having transmitted BERT data packets of the mark of the same transmission packet in data, is sentencing
Break same mark under the first number it is identical with the second number and be equal to predetermined threshold value when, just judge data to be transmitted packet and passed
Whether transmission of data packet identical, so improve judge AXI crossbar switches to be measured between plugging function reliability.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer read/write memory medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned includes：ROM, RAM, magnetic disc or
The various media that can store program code such as person's CD.
The structural schematic diagram of Fig. 4 verification device embodiments one of plugging function between AXI crossbar switches provided by the invention.
The verification device of the present embodiment can be realized by way of software, hardware or soft or hard combination.As shown in figure 4, the present embodiment
Verification device may include：
Sending module 10 interleaves data for sending first to AXI crossbar switches to be measured, and described first interleaves data to incite somebody to action
At least two data to be transmitted packets split into multiple BEAT data packets to be transmitted, and different data to be transmitted packets are corresponding to be passed
Defeated BEAT data packets carry out cross arrangement acquisition according to sequence of addresses, wherein the data to be transmitted packet is corresponding each to be waited for
Transmission BEAT data packets carry the mark of the data to be transmitted packet.
Receiving module 20 interleaves the second of data acquisition according to described first for receiving the AXI crossbar switches to be measured
Interleave data, described second interleave data include it is multiple transmitted BEAT data packets, each transmitted BEAT data packets and carried institute
The mark of the transmission packet of subordinate.
Processing module 30 is used for the mark of the transmission packet according to institute's subordinate, has been transmitted the multiple
BEAT data packets are organized at least two transmission packets.
Judgment module 40, for determining at least two data to be transmitted packet and described at least two transmission packets
It is whether identical.
Determining module 50 judges that data to be transmitted packet is identical with the transmission packet for the judgment module 40
When, plugging function is normal between determining the AXI crossbar switches to be measured.
The verification device of the present embodiment can be used for executing the technical solution of above-mentioned shown embodiment of the method, realize former
Reason is similar with technique effect, and details are not described herein again.
The structural schematic diagram of Fig. 5 verification device embodiments two of plugging function between AXI crossbar switches provided by the invention.
On the basis of the above embodiments, the device of the present embodiment can also include：
Acquisition module 60, for according to preset control instruction, obtaining described first and interleaving data, the control instruction is used
The described first mode for interleaving data is obtained in instruction, the mode includes being read by being sent to the AXI crossbar switches to be measured
It acquisition request or is obtained from preset transmission packet set.
In a kind of possible realization method of the present embodiment, sending module 10 is additionally operable to according to preset control instruction,
At least two read requests are sent to the AXI crossbar switches to be measured, and each read request carries the mark of the read request and described
The address of read request；
The receiving module 20 is additionally operable to receive at least two read request that the AXI crossbar switches to be measured are sent；
The acquisition module 60 is specifically used for being corresponded to according to each read request of address acquisition of each read request
Data to be transmitted packet, and according to each data to be transmitted packet, obtain described first and interleave data；Wherein, each number to be transmitted
According to the BEAT data packets to be transmitted for including multiple marks for carrying the data to be transmitted packet, the mark of the data to be transmitted packet
For the mark of the read request.
The verification device of the present embodiment can be used for executing the technical solution of above-mentioned shown embodiment of the method, realize former
Reason is similar with technique effect, and details are not described herein again.
The structural schematic diagram of Fig. 6 verification device embodiments three of plugging function between AXI crossbar switches provided by the invention.
On the basis of the above embodiments, described device further includes the first setup module 70, and the acquisition module 60 includes the first preservation
Unit 61, split cells 62 and acquiring unit 63；
First setup module 70, for obtaining described first according to each data to be transmitted packet in the acquisition module
Before interleaving data, according to the mark of the read request, one first buffering area, first buffering are set for each read request
Area includes the mark of the read request；
First storage unit 61, the mark of the read request for being carried according to each data to be transmitted packet will
The data to be transmitted packet is preserved into the corresponding first buffering area of mark of the read request；
The split cells 62, it is multiple for splitting into the data to be transmitted packet preserved in each first buffering area
BEAT data packets to be transmitted；
The acquiring unit 63, for according to preset reading order, being read from each first buffering area to be passed
Defeated BEAT data packets obtain described first and interleave data；The reading order is indicated to be corresponded to from the mark of different read requests
First buffering area in read the sequences of the BEAT data packets to be transmitted.
The verification device of the present embodiment can be used for executing the technical solution of above-mentioned shown embodiment of the method, realize former
Reason is similar with technique effect, and details are not described herein again.
The structural schematic diagram of Fig. 7 verification device embodiments four of plugging function between AXI crossbar switches provided by the invention.
On the basis of the above embodiments, described device further includes the second EM equipment module 80,
Second EM equipment module 80, for being intersected to the AXI to be measured according to preset control instruction in the sending module
Before switch sends at least two read requests, according to the mark of the read request, one second buffering is set for each read request
Area, the second buffering area include mark and the address of the read request of the read request；The mark of the transmission packet
Know the mark for the read request；
The processing module 30, be specifically used for read request corresponding to the different second buffering area mark,
The ground of the read request preserved in the mark and each second buffering area of each read request for having transmitted BEAT data packets
Location obtains the transmission packet for the mark for belonging to the same read request.
Further, the acquisition module 60 is additionally operable to be interleave according to described first that current time sends every in data
The mark for the data to be transmitted packet that a BERT data packets to be transmitted carry, obtains the mark of current time each data to be transmitted packet
First number of corresponding BERT data packets to be transmitted；And according to described second that current time receives interleave in data it is each
The mark for the transmission packet that BERT data packets carry is transmitted, the mark of current time each transmission packet is obtained
Corresponding the second number for having transmitted BERT data packets；
The judgment module 40, be additionally operable to judge first number under the same mark whether with second number
It is equal and be equal to predetermined threshold value；
The processing module 30, under determining the same mark in the judgment module 40 first number and institute
It is equal and when being equal to predetermined threshold value to state the second number, then it, will be described according to the mark of the transmission packet of institute's subordinate
Multiple BEAT data packets of having transmitted are organized at least two transmission packets.
The verification device of the present embodiment can be used for executing the technical solution of above-mentioned shown embodiment of the method, realize former
Reason is similar with technique effect, and details are not described herein again.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. the verification method of plugging function between a kind of Advanced extensible Interface AXI crossbar switches, which is characterized in that including：
First is sent to AXI crossbar switches to be measured and interleaves data, and described first to interleave data be by least two data to be transmitted
Packet splits into multiple BEAT data packets to be transmitted, and by the corresponding BEAT data packets to be transmitted of different data to be transmitted packets according to ground
Location sequence carries out cross arrangement acquisition, wherein the corresponding each BEAT data packets to be transmitted of the data to be transmitted packet carry
The mark of the data to be transmitted packet；
It receives the AXI crossbar switches to be measured and interleaves the second of data acquisition according to described first and interleave data, between described second
Slotting data include it is multiple transmitted BEAT data packets, each transmitted the transmission packet that BEAT data packets carry institute subordinate
Mark；
According to the mark of the transmission packet of institute's subordinate, the multiple BEAT data packets of having transmitted are organized at least two
A transmission packet；
Determine at least two data to be transmitted packet with described at least two transmission packet it is whether identical；
If identical, it is determined that plugging function is normal between the AXI crossbar switches to be measured.
2. according to the method described in claim 1, it is characterized in that, described interleave number to AXI crossbar switches to be measured transmission first
According to before, the method further includes：
According to preset control instruction, obtains described first and interleave data, the control instruction is used to indicate acquisition described first
Interleave the mode of data, the mode includes being obtained or from default by sending read request to the AXI crossbar switches to be measured
Transmission packet set in obtain.
3. according to the method described in claim 2, it is characterized in that, described according to preset control instruction, acquisition described first
Data are interleave, are specifically included：
According to preset control instruction, at least two read requests are sent to the AXI crossbar switches to be measured, each read request carries
The mark of the read request and the address of the read request；
At least two read request that the AXI crossbar switches to be measured are sent is received, and according to the ground of each read request
Location obtains the corresponding data to be transmitted packet of each read request, wherein each data to be transmitted includes being waited for described in multiple carryings
The BEAT data packets to be transmitted of the mark of transmission packet, the mark for being identified as the read request of the data to be transmitted packet；
According to each data to be transmitted packet, obtains described first and interleave data.
4. according to the method described in claim 3, it is characterized in that, each data to be transmitted packet of the basis, described the is obtained
Before one interleaves data, the method further includes：
According to the mark of the read request, one first buffering area is set for each read request, the first buffering area includes institute
State the mark of read request；
The each data to be transmitted packet of basis obtains described first and interleaves data, specifically includes：
According to the mark for the read request that each data to be transmitted packet carries, the data to be transmitted packet is preserved to the reading
In the corresponding first buffering area of mark of request；
The data to be transmitted packet preserved in each first buffering area is split into multiple BEAT data packets to be transmitted；
According to preset reading order, BEAT data packets to be transmitted are read from each first buffering area, obtain described the
One interleaves data；The reading order is indicated and is waited for described in reading from the mark corresponding first buffering area of different read requests
Transmit the sequence of BEAT data packets.
5. according to the method described in claim 3, it is characterized in that, the transmission packet is identified as the read request
Mark；
It is described according to preset control instruction, before sending at least two read requests to the AXI crossbar switches to be measured, the side
Method further includes：
According to the mark of the read request, one second buffering area is set for each read request, the second buffering area includes institute
State mark and the address of the read request of read request；
The mark of the transmission packet according to institute's subordinate, by it is the multiple transmitted BEAT data packets be organized into
Lack two transmission packets, specifically includes：
The read request for identifying, each having transmitted BEAT data packets of read request corresponding to the different second buffering area
Mark and each second buffering area in the address of the read request that is preserved, obtain the mark for belonging to the same read request
Transmission packet.
6. according to the method described in claim 1-5, which is characterized in that the method further includes：
Described first sent according to current time interleaves the data to be transmitted that each BERT data packets to be transmitted carry in data
The mark of packet obtains the first number of the corresponding BERT data packets to be transmitted of mark of current time each data to be transmitted packet；
Described second received according to current time interleaves each transmission data for having transmitted the carrying of BERT data packets in data
The mark of packet obtains corresponding the second number for having transmitted BERT data packets of mark of current time each transmission packet
Mesh；
Judge whether first number under the same mark is equal with second number and is equal to predetermined threshold value；
If so, according to the mark of the transmission packet of institute's subordinate, the multiple BEAT data packets of having transmitted are arranged
At at least two transmission packets.
7. the verification device of plugging function between a kind of Advanced extensible Interface AXI crossbar switches, which is characterized in that including：
Sending module interleaves data for sending first to AXI crossbar switches to be measured, described first interleave data be will at least two
A data to be transmitted packet splits into multiple BEAT data packets to be transmitted, and by the corresponding BEAT to be transmitted of different data to be transmitted packets
Data packet carries out cross arrangement acquisition according to sequence of addresses, wherein the data to be transmitted packet is corresponding each to be transmitted
BEAT data packets carry the mark of the data to be transmitted packet；
Receiving module, for receive the AXI crossbar switches to be measured according to described first interleave data acquisition second interleave number
According to, described second interleave data include it is multiple transmitted BEAT data packets, each transmitted BEAT data packets and carried institute subordinate
The mark of transmission packet；
Processing module.For the mark according to the transmission packet of institute's subordinate, BEAT data have been transmitted by the multiple
Packet is organized at least two transmission packets；
Judgment module, for determine at least two data to be transmitted packet with described at least two transmission packet whether phase
Together；
Determining module, for the judgment module judge data to be transmitted packet with it is described transmission packet is identical when, determine institute
Plugging function is normal between stating AXI crossbar switches to be measured.
8. device according to claim 7, which is characterized in that described device further includes acquisition module,
The acquisition module, for according to preset control instruction, obtaining described first and interleaving data, the control instruction is used for
It indicates to obtain the described first mode for interleaving data, the mode includes reading to ask by sending to the AXI crossbar switches to be measured
It asks acquisition or is obtained from preset transmission packet set.
9. device according to claim 8, which is characterized in that
The sending module, is additionally operable to according to preset control instruction, and sending at least two to the AXI crossbar switches to be measured reads
Request, each read request carry mark and the address of the read request of the read request；
The receiving module is additionally operable to receive at least two read request that the AXI crossbar switches to be measured are sent；
The acquisition module is specifically used for corresponding to be passed according to each read request of address acquisition of each read request
Transmission of data packet, and according to each data to be transmitted packet, obtain described first and interleave data；Wherein, each data to be transmitted includes
The BEAT data packets to be transmitted of multiple marks for carrying the data to be transmitted packet, being identified as the data to be transmitted packet are described
The mark of read request.
10. device according to claim 9, which is characterized in that described device further includes the first setup module, the acquisition
Module includes the first storage unit, split cells and acquiring unit；
First setup module interleaves number for obtaining described first according to each data to be transmitted packet in the acquisition module
According to before, according to the mark of the read request, one first buffering area is set for each read request, the first buffering area includes
The mark of the read request；
First storage unit, the mark of the read request for being carried according to each data to be transmitted packet, is waited for described
Transmission packet is preserved into the corresponding first buffering area of mark of the read request；
The split cells, it is multiple to be transmitted for splitting into the data to be transmitted packet preserved in each first buffering area
BEAT data packets；
The acquiring unit, for according to preset reading order, BEAT to be transmitted to be read from each first buffering area
Data packet obtains described first and interleaves data；The reading order is indicated from the mark of different read requests corresponding first
The sequence of the BEAT data packets to be transmitted is read in buffering area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258450.4A CN108733529B (en) | 2017-04-19 | 2017-04-19 | Verification method and device for interleaving function of AXI (advanced extensible interface) cross switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258450.4A CN108733529B (en) | 2017-04-19 | 2017-04-19 | Verification method and device for interleaving function of AXI (advanced extensible interface) cross switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108733529A true CN108733529A (en) | 2018-11-02 |
| CN108733529B CN108733529B (en) | 2021-08-10 |
Family
ID=63924817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710258450.4A Active CN108733529B (en) | 2017-04-19 | 2017-04-19 | Verification method and device for interleaving function of AXI (advanced extensible interface) cross switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108733529B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112257381A (en) * | 2020-10-26 | 2021-01-22 | 广州安凯微电子股份有限公司 | AXI Crossbar design circuit verification method and system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007110706A (en) * | 2005-10-12 | 2007-04-26 | Samsung Electronics Co Ltd | Noc system employing axi protocol |
| CN101950279A (en) * | 2010-09-30 | 2011-01-19 | 华为技术有限公司 | Method and bus system for balancing data information flow and decoder |
| CN103064774A (en) * | 2013-01-16 | 2013-04-24 | 北京君正集成电路股份有限公司 | Bus monitoring method and device applied to embedded system |
| CN103530211A (en) * | 2013-10-12 | 2014-01-22 | 江苏华丽网络工程有限公司 | PCIE loop back self-test method based on UVM platform |
| CN105095254A (en) * | 2014-05-07 | 2015-11-25 | 深圳市中兴微电子技术有限公司 | Method and apparatus for achieving data consistency |
| CN102801600B (en) * | 2011-05-24 | 2016-04-20 | 清华大学 | The maintaining method of buffer consistency and network-on-chip route in network-on-chip |
| CN105912492A (en) * | 2016-04-01 | 2016-08-31 | 西北工业大学 | Extension method of AXI interconnected bus |
-
2017
- 2017-04-19 CN CN201710258450.4A patent/CN108733529B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007110706A (en) * | 2005-10-12 | 2007-04-26 | Samsung Electronics Co Ltd | Noc system employing axi protocol |
| CN101950279A (en) * | 2010-09-30 | 2011-01-19 | 华为技术有限公司 | Method and bus system for balancing data information flow and decoder |
| CN102801600B (en) * | 2011-05-24 | 2016-04-20 | 清华大学 | The maintaining method of buffer consistency and network-on-chip route in network-on-chip |
| CN103064774A (en) * | 2013-01-16 | 2013-04-24 | 北京君正集成电路股份有限公司 | Bus monitoring method and device applied to embedded system |
| CN103530211A (en) * | 2013-10-12 | 2014-01-22 | 江苏华丽网络工程有限公司 | PCIE loop back self-test method based on UVM platform |
| CN105095254A (en) * | 2014-05-07 | 2015-11-25 | 深圳市中兴微电子技术有限公司 | Method and apparatus for achieving data consistency |
| CN105912492A (en) * | 2016-04-01 | 2016-08-31 | 西北工业大学 | Extension method of AXI interconnected bus |
Non-Patent Citations (3)
| Title |
|---|
| 任文婷: "面向SoC应用的AXI总线设计", 《中国优秀硕士学位论文全文数据库（信息科技辑）》 * |
| 侯秋菊等: "IP可重用的AMBA AXI总线验证平台设计与实现", 《计算机工程与设计》 * |
| 南方铁匠: "AXI协议中的模棱两可的含义的解释", 《HTTPS://BLOG.CSDN.NET/HIT_SHAOQI/ARTICLE/DETAILS/53243173》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112257381A (en) * | 2020-10-26 | 2021-01-22 | 广州安凯微电子股份有限公司 | AXI Crossbar design circuit verification method and system |
| CN112257381B (en) * | 2020-10-26 | 2024-01-12 | 广州安凯微电子股份有限公司 | AXI Crossbar design circuit verification method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108733529B (en) | 2021-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104301184A (en) | Link health checking method and device | |
| CN106371954A (en) | 10-bit slave address-based I2C bus verification method and system | |
| CN106326046B (en) | The verification environment platform of Memory Controller | |
| CN115130402B (en) | Cache verification method, system, electronic equipment and readable storage medium | |
| CN114168200B (en) | System and method for verifying memory access consistency of multi-core processor | |
| US8831903B2 (en) | Test apparatus, test method and system | |
| CN107797821A (en) | Retry read method and the device using this method | |
| CN110580235A (en) | SAS expander communication method and device | |
| CN103530166B (en) | Verification platform and verification method for multi-channel chip based on virtual RAM | |
| CN114444422A (en) | Chip verification system, method and storage medium | |
| US9201750B2 (en) | Test apparatus and test module | |
| CN108733529A (en) | The verification method and device of plugging function between AXI crossbar switches | |
| US9342425B2 (en) | Test apparatus and test module | |
| EP2321733A1 (en) | Conveying information with a pci express tag field | |
| CN116306398A (en) | Verification platform of multi-channel IO interface IP and stopping algorithm thereof | |
| US20130231885A1 (en) | Test apparatus and test module | |
| US9288161B2 (en) | Verifying the functionality of an integrated circuit | |
| CN114970428A (en) | Verification system and method for Flexray bus controller in SoC | |
| CN108334448A (en) | Code verification method, apparatus and equipment | |
| CN113535499B (en) | Multi-type concurrent access memory stream verification method supporting multi-core shared access | |
| US20070174751A1 (en) | Method of using virtual inputs and outputs to automate testing of application software and hardware | |
| CN101727375A (en) | System and method for testing new-generation peripheral component interconnect express | |
| CN106653098A (en) | Test method of memory readable and writable for both logic and CPU | |
| US20020157047A1 (en) | Logical verification apparatus and method for memory control circuit | |
| US9223670B2 (en) | Test apparatus and test module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Applicant after: Loongson Zhongke Technology Co.,Ltd. Address before: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Applicant before: LOONGSON TECHNOLOGY Corp.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |