CN109656760A - A kind of switching of middle layer board and test method and device - Google Patents
A kind of switching of middle layer board and test method and device Download PDFInfo
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- CN109656760A CN109656760A CN201811463785.0A CN201811463785A CN109656760A CN 109656760 A CN109656760 A CN 109656760A CN 201811463785 A CN201811463785 A CN 201811463785A CN 109656760 A CN109656760 A CN 109656760A
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- middle layer
- board
- layer board
- pcie
- card connector
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- 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
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
- G06F11/221—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test buses, lines or interfaces, e.g. stuck-at or open line faults
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- 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
- G06F11/2273—Test methods
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention discloses a kind of middle layer board forwarding method and devices, comprising: the card connector for being connected to middle layer board is welded on to the side of switching circuit board；The PCIE slot for being connected to uniformity test jig is welded on to the other side of switching circuit board；Setting wiring is so that card connector is connected with PCIE slot on switching circuit board；Use the consistency of uniformity test jig test middle layer board.Technical solution of the present invention can execute switching and test for different middle layer boards or different types of middle layer board, be able to thus assess the consistency of middle layer board and can improve the designed reliability of middle layer board according to test feedback.
Description
Technical field
The present invention relates to software fields, and more specifically, more particularly to a kind of switching of middle layer board and test side
Method and device.
Background technique
OCP (open computerized project) middle layer board standard is a kind of interlayer card standard formulated by OCP, which uses
In network interface card, the serial port board etc. that extend PCIe in high density server, it can directly snap onto and be used on mainboard.OCP compares standard
PCIe card installation space it is smaller, and remain the flexibility of PCIe standard card.
The PCIe connector of the common OCP middle layer board of high-end server can be divided into tri- kinds of types of OCPA, OCPB, OCPC
Number.The golden finger of OCP connector is different from standard PCIe slot, and the corresponding pin of OCP connector defines also not on system board
It is same as standard PCIE pin, but the prior art is there are no complete PCIe-OCP form conformance test method or fixture, it can not
The intuitive quality that OCP-PCIe signal is measured using oscillograph, it is difficult to verify OCP-PCIe signal integrity.
For the non-standard PCIe slot signal authentication of PCIe-OCP form, Intel is stuck in position in OCP mesosphere board
On the basis of tested using IEVTS software tool, to assess the signal integrity property amount of link.This mode is sent by CPU
For signal to board, board feeds back to CPU again, verifying be the receiving end CPU signal quality, can not execute and meet PCI-SIG rule
The PCIE Tx uniformity test and PCIE Rx BER of model are tested, and it is even more impossible to use the quality of oscillograph intuitively observation signal.
Aiming at the problem that cannot meet the uniformity test of code requirement to the execution of middle layer board in the prior art, at present
There has been no effective solution schemes.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention is to propose a kind of middle layer board forwarding method and device, it can
Switching and test are executed for different middle layer boards or different types of middle layer board, is able to thus assess mesosphere board
The consistency of card and the designed reliability that middle layer board can be improved according to test feedback.
Based on above-mentioned purpose, the one side of the embodiment of the present invention provides a kind of switching of middle layer board and test method,
The following steps are included:
The card connector for being connected to middle layer board is welded on to the side of switching circuit board；
The PCIE slot for being connected to uniformity test jig is welded on to the other side of switching circuit board；
Setting wiring is so that card connector is connected with PCIE slot on switching circuit board；
Use the consistency of uniformity test jig test middle layer board.
In some embodiments, middle layer board is using the middle layer board of open computerized project standard, board
Connector is open computerized project standard connector, card connector and the golden finger connector phase on middle layer board
Match.
In some embodiments, the golden finger connector on middle layer board is OCPA, OCPB or OCPC.
In some embodiments, the processor on middle layer board transmits the 0-7 in 16 PCIE signals by OCPA
The position 8-15 in 16 PCIE signals is transmitted by OCPB in position.
In some embodiments, uniformity test jig uses 16 conventional PCIE signals.
In some embodiments, setting wiring is so that it includes: according to board that card connector is connected with PCIE slot
The pin definition structure of connector is electrically connected corresponding pin in card connector and PCIE slot.
In some embodiments, include: using the consistency of uniformity test jig test middle layer board
According to card connector, PCIE slot and it is routed determining loss of signal increment；
The consistency of middle layer board is determined based on actual test result and loss of signal increment.
In some embodiments, the consistency of middle layer board is determined based on actual test result and loss of signal increment
It include: to be gone embedding based on loss of signal increment to the influence in the time domain of actual test result.
The another aspect of the embodiment of the present invention additionally provides a kind of mesosphere board card switching device, comprising:
Switching circuit board；
It is welded on the card connector of the side of switching circuit board, which is configured to connection mesosphere board
Card；With
It is welded on the PCIE slot of the other side of switching circuit board, which controls for connection consistency test
Tool,
Wherein, card connector is connected with PCIE slot by circuit board wiring.
The another aspect of the embodiment of the present invention additionally provides a kind of consistency test device, comprising:
Above-mentioned mesosphere board card switching device；With
The uniformity test jig being connect with the mesosphere board card switching device.
The present invention has following advantageous effects: middle layer board switching provided in an embodiment of the present invention and test method
It will be connected to consistent with device by the way that the card connector for being connected to middle layer board to be welded on to the side of switching circuit board
Property test fixture PCIE slot be welded on the other side of switching circuit board, setting is routed so that board connects on switching circuit board
Device is connect to be connected with PCIE slot, it, can using the technical solution of the consistency of uniformity test jig test middle layer board
Switching and test are executed for different middle layer boards or different types of middle layer board, is able to thus assess mesosphere board
The consistency of card and the designed reliability that middle layer board can be improved according to test feedback.
Detailed description of the invention
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 technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other embodiments are obtained according to these attached drawings.
Fig. 1 is the flow diagram of middle layer board provided by the invention switching and test method；
Fig. 2 is the link topology of middle layer board provided by the invention switching and test method.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
The embodiment of the present invention is further described in attached drawing.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first ", " second " do not answer only for the convenience of statement
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
Based on above-mentioned purpose, the first aspect of the embodiment of the present invention, different mesosphere boards can be directed to by proposing one kind
Card or different types of middle layer board execute the embodiment of the method for switching and test.Shown in fig. 1 is offer of the present invention
Middle layer board switching and the embodiment of test method flow diagram.
The middle layer board forwarding method, comprising the following steps:
The card connector for being connected to middle layer board is welded on the side of switching circuit board by step S101；
The PCIE slot for being connected to uniformity test jig is welded on the other side of switching circuit board by step S103；
Step S105, setting wiring is so that card connector is connected with PCIE slot on switching circuit board；
Step S107 uses the consistency of uniformity test jig test middle layer board.
PCIe slot of the embodiment of the present invention on hardware by the switching of OCPA, OCPB interface type at standard, standard PCIE
X16 slot can be used for grafting CLB, and CLB is the jig for PCIe uniformity test that PCI-SIG is released.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, Ke Yitong
Computer program is crossed to instruct related hardware and complete, the program can be stored in a computer-readable storage medium,
The program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can for magnetic disk,
CD, read-only memory (ROM) or random access memory (RAM) etc..The embodiment of the computer program, Ke Yida
The effect identical or similar to corresponding aforementioned any means embodiment.
In some embodiments, middle layer board is using the middle layer board of open computerized project standard, board
Connector is open computerized project standard connector, card connector and the golden finger connector phase on middle layer board
Match.In some embodiments, the golden finger connector on middle layer board is OCPA, OCPB or OCPC.In some embodiment party
In formula, the processor on middle layer board transmits the position 0-7 in 16 PCIE signals by OCPA, transmits 16 by OCPB
The position 8-15 in PCIE signal.In some embodiments, uniformity test jig uses 16 conventional PCIE signals.
As shown in Fig. 2, choosing the Male head connector to match with the female connector of mainboard OCPA, OCPB, this is connected
Device is welded on the back side Down of adapter tool PCB, the input terminal as PCIe signal.CPU issues one group of PCIe x16 signal,
Middle OCPA connector transmits PCIe [7:0] signal, and OCPB connector transmits PCIe [15:8] signal.The PCIe x16 of standard is inserted
Slot is welded on output end of the front PCB as PCIe signal, and grafting CLB jig is to carry out PCIe uniformity test.
Disclosed method is also implemented as the computer program executed by CPU, the calculating according to embodiments of the present invention
Machine program may be stored in a computer readable storage medium.When the computer program is executed by CPU, executes the present invention and implement
The above-mentioned function of being limited in method disclosed in example.Above method step also can use controller and for storing so that controlling
Device realizes that the computer readable storage medium of the computer program of above-mentioned steps is realized.
The various illustrative steps in conjunction with described in disclosure herein may be implemented as electronic hardware, computer software or
The combination of the two.In order to clearly demonstrate this interchangeability of hardware and software, with regard to the function of various illustrated steps
General description has been carried out to it.This function be implemented as software be also implemented as hardware depending on concrete application with
And it is applied to the design constraint of whole system.Those skilled in the art can realize in various ways for every kind of concrete application
The function, but this realization decision should not be interpreted as causing a departure from range disclosed by the embodiments of the present invention.
In some embodiments, it includes: to be connected according to board that setting wiring, which makes card connector be connected with PCIE slot,
The pin definition structure for connecing device is electrically connected corresponding pin in card connector and PCIE slot.According to OCPA, OCPB
The pin definition structure of Male head connector, in switching pcb board to coherent signal designing wiring.
In some embodiments, include: using the consistency of uniformity test jig test middle layer board
According to card connector, PCIE slot and it is routed determining loss of signal increment；
The consistency of middle layer board is determined based on actual test result and loss of signal increment.
In some embodiments, the consistency of middle layer board is determined based on actual test result and loss of signal increment
It include: to be gone embedding based on loss of signal increment to the influence in the time domain of actual test result.
Those skilled in the art will also understand is that, the various illustrative steps in conjunction with described in disclosure herein can be by
It is embodied as the combination of electronic hardware, computer software or both.In order to clearly demonstrate this interchangeability of hardware and software,
General description has been carried out to it with regard to the function of various illustrated steps.This function is implemented as software or quilt
It is embodied as hardware to depend on concrete application and be applied to the design constraint of whole system.Those skilled in the art can be for every
Kind concrete application realizes the function in various ways, but this realization decision should not be interpreted as causing a departure from this hair
Bright embodiment scope of disclosure.
From above-described embodiment as can be seen that middle layer board forwarding method provided in an embodiment of the present invention, by that will connect
It is welded on the side of switching circuit board to the card connector of middle layer board, the PCIE for being connected to uniformity test jig is inserted
Slot is welded on the other side of switching circuit board, and setting wiring makes card connector be connected with PCIE slot on switching circuit board
It connects, using the technical solution of the consistency of uniformity test jig test middle layer board, different middle layer boards can be directed to
Or different types of middle layer board executes switching and test, is able to thus to assess the consistency of middle layer board and being capable of root
The designed reliability of middle layer board is improved according to test feedback.
It is important to note that each step in each embodiment of above-mentioned middle layer board forwarding method can be with
It intersects, replace, increase, delete, therefore, these reasonable permutation and combination transformation are also answered in middle layer board forwarding method
When belonging to the scope of protection of the present invention, and protection scope of the present invention should not be confined on the embodiment.
Based on above-mentioned purpose, the second aspect of the embodiment of the present invention, different mesosphere boards can be directed to by proposing one kind
Card or different types of middle layer board execute the embodiment of the device of switching and test.Described device includes:
Switching circuit board；
It is welded on the card connector of the side of switching circuit board, which is configured to connection mesosphere board
Card；With
It is welded on the PCIE slot of the other side of switching circuit board, which controls for connection consistency test
Tool,
Wherein, card connector is connected with PCIE slot by circuit board wiring.
It can be various electric terminal equipments, such as mobile phone, a number that the embodiment of the present invention, which discloses described device, equipment etc.,
Word assistant (PDA), tablet computer (PAD), smart television etc., are also possible to large-scale terminal device, such as server, therefore this hair
Protection scope disclosed in bright embodiment should not limit as certain certain types of device, equipment.The embodiment of the present invention discloses described
Client can be with the combining form of electronic hardware, computer software or both be applied to any one of the above electric terminal
In equipment.
Based on above-mentioned purpose, the third aspect of the embodiment of the present invention, different mesosphere boards can be directed to by proposing one kind
Card or different types of middle layer board execute the embodiment of the consistency test device of switching and test.The consistency is surveyed
Trying jig has above-mentioned mesosphere board card switching device；It is controlled with the uniformity test being connect with the mesosphere board card switching device
Tool.
From above-described embodiment as can be seen that mesosphere board card switching device provided in an embodiment of the present invention and uniformity test
Device will be connected to consistency by the way that the card connector for being connected to middle layer board to be welded on to the side of switching circuit board
The PCIE slot of test fixture is welded on the other side of switching circuit board, and setting is routed so that board connects on switching circuit board
Device is connected with PCIE slot, uses the technical solution of the consistency of uniformity test jig test middle layer board, Neng Gouzhen
Switching and test are executed to different middle layer boards or different types of middle layer board, are able to thus assess middle layer board
Consistency and the designed reliability of middle layer board can be improved according to test feedback.
It is important to note that the embodiment of above-mentioned middle layer board switching device and consistency test device uses
The embodiment of the middle layer board forwarding method illustrates the course of work of each module, and those skilled in the art can be very
It is readily apparent that, it will be in the other embodiments of these module applications to the middle layer board forwarding method.Certainly, due in described
Each step in interbed board forwarding method embodiment can be intersected, replaces, increases, be deleted, and therefore, these are rationally
Permutation and combination transformation in the mesosphere board card switching device and consistency test device should also be as belonging to guarantor of the invention
Range is protected, and protection scope of the present invention should not be confined on the embodiment.
It is exemplary embodiment disclosed by the invention above, it should be noted that in the sheet limited without departing substantially from claim
Under the premise of inventive embodiments scope of disclosure, it may be many modifications and modify.According to open embodiment described herein
The function of claim to a method, step and/or movement be not required to the execution of any particular order.In addition, although the present invention is implemented
Element disclosed in example can be described or be required in the form of individual, but be unless explicitly limited odd number, it is understood that be multiple.
It should be understood that it is used in the present context, unless the context clearly supports exceptions, singular " one
It is a " it is intended to also include plural form.It is to be further understood that "and/or" used herein refers to including one or one
Any and all possible combinations of a above project listed in association.The embodiment of the present invention discloses embodiment sequence number
Description, does not represent the advantages or disadvantages of the embodiments.
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that range disclosed by the embodiments of the present invention (including claim) is limited to these examples；In the think of of the embodiment of the present invention
Under road, it can also be combined between the technical characteristic in above embodiments or different embodiments, and exist as described above
Many other variations of the different aspect of the embodiment of the present invention, for simplicity, they are not provided in details.Therefore, all at this
Within the spirit and principle of inventive embodiments, any omission, modification, equivalent replacement, improvement for being made etc. should be included in this hair
Within the protection scope of bright embodiment.
Claims (10)
1. a kind of middle layer board switching and test method, which comprises the following steps:
The card connector for being connected to middle layer board is welded on to the side of switching circuit board；
The PCIE slot for being connected to uniformity test jig is welded on to the other side of the switching circuit board；
Setting wiring is so that the card connector is connected with the PCIE slot on the switching circuit board；With
The consistency of the middle layer board is tested using the uniformity test jig.
2. the method according to claim 1, wherein the middle layer board is using open computerized project mark
Quasi- middle layer board, the card connector are open computerized project standard connector, the card connector with it is described
Golden finger connector on middle layer board matches.
3. according to the method described in claim 2, it is characterized in that, the golden finger connector on the middle layer board is
OCPA, OCPB or OCPC.
4. according to the method described in claim 3, it is characterized in that, the processor on the middle layer board is transmitted by OCPA
The position 8-15 in 16 PCIE signals is transmitted by OCPB in the position 0-7 in 16 PCIE signals.
5. the method according to claim 1, wherein the uniformity test jig uses 16 conventional PCIE
Signal.
6. the method according to claim 1, wherein setting wiring is so that the card connector and the PCIE
It includes: pin definition structure according to the card connector that slot, which is connected, inserts the card connector and the PCIE
Corresponding pin is electrically connected in slot.
7. the method according to claim 1, wherein testing the middle layer using the uniformity test jig
The consistency of board includes:
Loss of signal increment is determined according to the card connector, the PCIE slot and the wiring；
The consistency of the middle layer board is determined based on actual test result and the loss of signal increment.
8. the method according to the description of claim 7 is characterized in that being increased based on the actual test result and the loss of signal
Amount determines that the consistency of the middle layer board includes: to the actual test result based on the loss of signal increment in time domain
On influence and go embedding.
9. a kind of mesosphere board card switching device characterized by comprising
Switching circuit board；
It is welded on the card connector of the side of the switching circuit board, the card connector is configured to connection mesosphere board
Card；With
It is welded on the PCIE slot of the other side of the switching circuit board, the PCIE slot configuration is tested for connection consistency
Jig,
Wherein, the card connector is connected with the PCIE slot by circuit board wiring.
10. a kind of consistency test device characterized by comprising
Mesosphere board card switching device as claimed in claim 9；With
The uniformity test jig being connect with the mesosphere board card switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811463785.0A CN109656760A (en) | 2018-12-03 | 2018-12-03 | A kind of switching of middle layer board and test method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811463785.0A CN109656760A (en) | 2018-12-03 | 2018-12-03 | A kind of switching of middle layer board and test method and device |
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| Publication Number | Publication Date |
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| CN109656760A true CN109656760A (en) | 2019-04-19 |
Family
ID=66111176
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| CN201811463785.0A Pending CN109656760A (en) | 2018-12-03 | 2018-12-03 | A kind of switching of middle layer board and test method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460492A (en) * | 2019-07-12 | 2019-11-15 | 苏州浪潮智能科技有限公司 | A kind of device and test method for realizing OCPA, OCPC network interface card while test |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153630A (en) * | 2017-12-21 | 2018-06-12 | 曙光信息产业股份有限公司 | A kind of signal-testing apparatus |
-
2018
- 2018-12-03 CN CN201811463785.0A patent/CN109656760A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153630A (en) * | 2017-12-21 | 2018-06-12 | 曙光信息产业股份有限公司 | A kind of signal-testing apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460492A (en) * | 2019-07-12 | 2019-11-15 | 苏州浪潮智能科技有限公司 | A kind of device and test method for realizing OCPA, OCPC network interface card while test |
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