CN114443404B - Board card for OCP interface test, test system and test method - Google Patents
Board card for OCP interface test, test system and test method Download PDFInfo
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- CN114443404B CN114443404B CN202111600176.7A CN202111600176A CN114443404B CN 114443404 B CN114443404 B CN 114443404B CN 202111600176 A CN202111600176 A CN 202111600176A CN 114443404 B CN114443404 B CN 114443404B
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- 238000012360 testing method Methods 0.000 title claims abstract description 133
- 238000010998 test method Methods 0.000 title abstract description 4
- 238000001514 detection method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- 239000013307 optical fiber Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- G06F11/26—Functional testing
- G06F11/273—Tester hardware, i.e. output processing circuits
- G06F11/2733—Test interface between tester and unit under test
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention relates to the field of OCP interface test, in particular to a board card for OCP interface test, a test system and a test method, wherein an OCP golden finger interface for plugging an OCP interface on a test terminal and a PCIe interface for accessing PCIe equipment are arranged on the board card, a plurality of links corresponding to all links of the OCP golden finger interface are arranged on the PCIe interface, and all links of the OCP golden finger interface are respectively connected with corresponding links on the PCIe interface. The invention can effectively reduce the use of the high-value OCP network card and the optical fiber cable in actual production, thereby reducing the testing loss and greatly reducing the testing cost.
Description
Technical Field
The invention relates to the field of OCP interface testing, in particular to a board card for OCP interface testing, a testing system and a testing method.
Background
The server/PC (Personal Computer ) mainboard has OCP (Open Computing Project, open computing item) interface, when testing, generally uses OCP network card to carry out diagnostic test, and OCP network card value is higher, and need use connection such as additional fiber cable to test when testing, fiber cable is as high-value consumable, damages after the golden finger plug many times easily during the test, just so need consume a large amount of fiber cable when testing, and OCP card loss also needs frequent plug, and after a certain number of times, OCP card will also damage because of the golden finger wearing and tearing, leads to OCP interface testing cost higher.
Disclosure of Invention
In order to solve the problems, the invention provides a board card for OCP interface test, a test system and a test method, which are used for designing and leading out PCIe link parts in OCP golden finger interface link components, converting the PCIe link parts into standard PCIe interfaces and SAS interfaces, and realizing the test of the OCP interfaces by using other low-price PCIe devices or SAS hard disks without using optical fiber cables, thereby avoiding the loss of the optical fiber cables and greatly reducing the test cost.
In a first aspect, the technical solution of the present invention provides a board card for OCP interface test, where the board card is provided with an OCP golden finger interface for plugging an OCP interface on a test terminal and a PCIe interface for accessing PCIe equipment, the PCIe interface is provided with a plurality of links corresponding to each link of the OCP golden finger interface, and each link of the OCP golden finger interface is connected with a corresponding link on the PCIe interface.
Further, each link of the OCP golden finger interface is respectively connected with a corresponding link on the PCIe interface, specifically:
the power supply link, the data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the OCP golden finger interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface.
Further, the data link of the OCP golden finger interface is PCIe X16 signal, 16 pairs of differential signal links are shared, and the corresponding connection method of the data link of the OCP golden finger interface and the differential data link of the PCIe interface is that OCP_RX [ N ] is connected with PCIe_RX [ N ], and OCP_TX [ N ] is connected with PCIe_TX [ N ], wherein the value of N is 0-15.
Furthermore, the board card is also provided with an SAS hard disk interface for accessing an SAS hard disk, the SAS hard disk interface is provided with a plurality of links corresponding to all links of the PCIe interface, and all links of the PCIe interface are respectively connected with corresponding links of the SAS hard disk interface.
Further, each link of the PCIe interface is connected to a corresponding link on the SAS hard disk interface respectively, specifically:
the power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal link and the I2C signal link of the SAS hard disk interface.
Furthermore, the differential data link of the PCIe interface is provided with 4 pairs of differential data links of which differential signals are accessed to the SAS hard disk interface, wherein the corresponding connection method is PCIe_RX [ M ] is connected with SAS_RX [ M ], PCIe_TX [ M ] is connected with SAS_TX [ M ], and the value of M is 0-3.
Further, a power module is also arranged on the board card;
the power supply links of the OCP golden finger interface and the PCIe interface are 12V power supply links, the power supply link of the SAS hard disk interface comprises a 12V power supply link and a 3.3V/5V power supply link, and the 12V power supply link of the PCIe interface is connected with the 12V power supply link of the SAS hard disk interface;
the power module is connected with a 12 power supply link of the PCIe interface, the OCP golden finger interface provides 12V power for the power module, the PCIe interface and the SAS hard disk interface, meanwhile, the power module is also connected with a 3.3V/5V power supply link of the SAS hard disk interface, and the power module converts the 12V power supply into 3.3V and 5V power supplies to provide 3.3V and 5V power for the SAS hard disk interface.
Further, a read-write signal link is further arranged on the SAS hard disk interface, and the read-write signal link is connected with an LED indicator lamp.
In a second aspect, the present invention provides an OCP interface test system, including a test terminal having an OCP interface, a test device, and a board for testing as described in any one of the above; the test device is PCIe device or SAS hard disk;
the OCP golden finger interface on the test board card is spliced with the OCP interface on the test terminal;
when only a PCIe interface is arranged on the board card for testing, plugging PCIe equipment into the PCIe interface;
when a PCIe interface and an SAS hard disk interface are simultaneously arranged on the test board card, selecting one of the PCIe equipment and the SAS hard disk for plugging the corresponding interface;
and the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal.
In a third aspect, the present invention provides an OCP interface testing method, including the following steps:
plugging an OCP interface on the OCP golden finger interface test terminal of the board card for testing;
when only a PCIe interface is arranged on the board card for testing, plugging PCIe equipment into the PCIe interface;
when a PCIe interface and an SAS hard disk interface are simultaneously arranged on the test board card, selecting one of the PCIe equipment and the SAS hard disk for plugging the corresponding interface;
the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal; wherein the test device refers to a PCIe device or SAS hard disk.
The board card, the testing system and the testing method for OCP interface testing provided by the invention have the following beneficial effects compared with the prior art: the PCIe link part in the OCP golden finger interface link composition is designed and led out, and is converted into a standard PCIe interface or SAS interface, and the test of the OCP interface is realized by utilizing other low-price PCIe devices or SAS hard disks, so that the use of high-value OCP network cards and optical fiber cables in actual production can be effectively reduced, the test loss is reduced, and the test cost is greatly reduced.
Drawings
For a clearer description of embodiments of the present application or of the prior art, the drawings that are used in the description of the embodiments or of the prior art will be briefly described, it being apparent that the drawings in the description that follow are only some embodiments of the present application, and that other drawings may be obtained from these drawings by a person of ordinary skill in the art without inventive effort.
Fig. 1 is a schematic diagram of an OCP interface test board card according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an OCP interface test board card according to an embodiment of the present invention.
Fig. 3 is a schematic block diagram of an OCP interface test system according to an embodiment of the present invention.
Detailed Description
In order to provide a better understanding of the present application, those skilled in the art will now make further details of the present application with reference to the drawings and detailed description. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
The OCP interface mainly comprises an OCP network card data interaction part, wherein the link of the OCP network card data interaction part is composed of a PCIe protocol, in addition, NCSI function is supported, and in the expansion test, the PCIe part is often tested, so that the scheme of the invention converts the OCP interface into the PCIe interface or the SAS hard disk interface, and the OCP interface is tested by accessing other low-value PCIe devices or using the SAS hard disk, so that the traditional actual test by using the OCP network card is replaced, and the test cost is saved.
As shown in fig. 1, an embodiment of the present invention provides an OCP interface test board card, where the board card is provided with an OCP golden finger interface and a PCIe interface, where the OCP golden finger interface is used for plugging the OCP interface on a test terminal to implement connection communication with the test terminal, the PCIe interface is used for accessing PCIe equipment, and the PCIe interface is provided with a plurality of links corresponding to each link of the OCP golden finger interface, and each link of the OCP golden finger interface is connected with a corresponding link on the PCIe interface. And when testing, the test terminal operates the PCIe equipment, and if the PCIe equipment is normal, the OCP interface on the test terminal is normal.
The links of the OCP golden finger interface mainly comprise a power supply link, a data link, a clock link, a wake-up signal/bit detection signal link and an I2C signal link. Links of the corresponding PCIe interface include a power supply link, a differential data link, a clock link, a wake-up signal/bit detect signal link, and an I2C signal link. The power supply link, the data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the OCP golden finger interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface.
The data link of the OCP golden finger interface is PCIe X16 signal, 16 pairs of differential signal links are shared, the corresponding connection method of the data link of the OCP golden finger interface and the differential data link of the PCIe interface is that OCP_RX [ N ] is connected with PCIe_RX [ N ], OCP_TX [ N ] is connected with PCIe_TX [ N ], wherein the value of N is 0-15.
As shown in fig. 2, an embodiment of the present invention provides a board card for OCP interface test, in which, besides PCIe interfaces are provided on the board card, SAS hard disk interfaces for accessing SAS hard disks are also provided at the same time, and a tester can select PCIe devices or SAS hard disks as test devices according to needs.
Correspondingly, a plurality of links corresponding to all links of the PCIe interface are arranged on the SAS hard disk interface, and all links of the PCIe interface are respectively connected with the corresponding links on the SAS hard disk interface.
Links of the SAS hard disk interface also include a power supply link, a differential data link, a clock link, a wake signal link, and an I2C signal link. The power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal link and the I2C signal link of the SAS hard disk interface.
It should be noted that, the differential data link of the PCIe interface has 4 pairs of differential data links of differential signals connected to the SAS hard disk interface, and the corresponding connection method is pcie_rx [ M ] connected to sas_rx [ M ], pcie_tx [ M ] connected to sas_tx [ M ], where the value of M is 0 to 3.
It should be noted that, the power module is also set on the board, the power links of the OCP golden finger interface and the PCIe interface are 12V power links, the power link of the SAS interface comprises 12V power links and 3.3V/5V power links, and the 12V power link of the PCIe interface is connected with the 12V power link of the SAS hard disk interface. The power module is connected with a 12 power link of the PCIe interface, and the OCP golden finger interface provides 12V power for the power module, the PCIe interface and the SAS hard disk interface. Meanwhile, the power supply module is also connected with a 3.3V/5V power supply link of the SAS hard disk interface, and the power supply module converts the 12V power supply into 3.3V and 5V power supplies to provide 3.3V and 5V power for the SAS hard disk interface.
And a read-write signal link is also arranged on the SAS hard disk interface, and the read-write signal link is connected with an LED indicator lamp.
The interface links of the present invention are further described below.
1) OCP golden finger interface 12V power link: the power supply link is shared with the PCIe interface and the SAS interface, and is used for supplying power to the power supply module, and after the power supply module converts the power supply module into 5V and 3.3V power supplies, the power supply module supplies power to the SAS interface so as to provide required power supply for SAS equipment;
2) OCP golden finger interface data link: the differential link of PCIe protocol is directly corresponding to the differential data link accessed to PCIe interface, the whole link is PCIe X16 signal, 16 pairs of differential signals are all shared, the corresponding connection method is OCP_RX [ N ] connected with PCIe_RX [ N ], and OCP_TX [ N ] connected with PCIe_TX [ N ] (N range is 0-15). In the link, 4 pairs of differential signals of the PCIe X4 link are accessed to the SAS interface, the corresponding connection method is that OCP_RX [ M ] is connected with SAS_RX [ M ], and OCP_TX [ M ] is connected with SAS_TX [ M ] (M range is 0-4). During testing, only one PCIe device and one SAS device can be connected.
3) OCP golden finger interface 100M clock signal: the OCP golden finger interface has 4 groups of 100M clock signals in total, and the first 100M clock signal is selected as a clock source of the whole jig, and directly provides 100M clocks for the PCIe interface and the SAS interface;
4) OCP golden finger interface WAKE (WAKE), on-site detection signal: the signal is correspondingly accessed to the PCIe interface, WAKE and corresponding in-place detection are provided, and the SAS interface does not need in-place signals of the OCP golden finger interface and only needs to share the WAKE signal.
5) OCP golden finger interface I2C signal: the information of the hung device is accessed by the main board through the I2C interface, and the link is shared with the PCIe interface and the SAS interface.
6) SAS interface read-write signals: when the signal is connected to the hard disk, the hard disk read-write can continuously send pulse to the signal, the LED indicator lamp is connected to the design, and the read-write state of the connected hard disk is displayed through the LED.
As shown in fig. 3, an embodiment of the present invention provides an OCP interface test system, which includes a test terminal with an OCP interface, a test device, and a test board card of any one of the foregoing embodiments, where the test device is a PCIe device or a SAS hard disk.
The OCP golden finger interface on the test board card is spliced with the OCP interface on the test terminal. When only the PCIe interface is arranged on the test board card, the PCIe device is spliced with the PCIe interface. When the PCIe interface and the SAS hard disk interface are simultaneously arranged on the test board card, the PCIe device and the SAS hard disk are alternatively connected with the corresponding interfaces, namely, in one test, the PCIe device and the SAS device can only be connected with one of the interfaces. When the PCIe device is selected, the PCIe device is spliced with the PCIe interface, and when the SAS hard disk is selected, the SAS hard disk is spliced with the SAS interface.
And the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal.
The OCP interface test system of the present embodiment is implemented based on the aforementioned OCP interface test board card, so that the specific implementation manner of the system can be seen from the foregoing example portion of the OCP interface test board card, so that the specific implementation manner of the system can refer to the description of the corresponding examples of each portion, and will not be described herein.
In addition, since the OCP interface test system of the present embodiment is implemented based on the board card for OCP interface test, the function thereof corresponds to the function of the board card, and the description thereof is omitted herein.
An embodiment of the invention provides an OCP interface testing method, which comprises the following steps.
S101, plugging an OCP interface on an OCP golden finger interface test terminal of the test board card in any embodiment;
s102, plugging PCIe equipment with a PCIe interface when only the PCIe interface is arranged on the test board card; when the PCIe interface and the SAS hard disk interface are simultaneously arranged on the test board card, selecting one of the PCIe equipment and the SAS hard disk for plugging the corresponding interface.
S103, the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal; wherein the test device refers to a PCIe device or SAS hard disk.
For example, a PCIe display card is selected as the test device, the PCIe display card is plugged into a PCIe interface, when the test terminal (server or PC) is powered on, the display card is normally operated, and if the display card tests normally, the OCP interface on the test terminal is considered to be normal. If the PCIe device is replaced with a SAS device, the same operations are performed.
The OCP interface testing method of the present embodiment is implemented based on the aforementioned OCP interface testing board card, so that the specific implementation manner of the method can be seen from the foregoing example portion of the OCP interface testing board card, so that the specific implementation manner of the method can refer to the description of the corresponding examples of each portion, and will not be further described herein.
In addition, since the OCP interface testing method of the present embodiment is implemented based on the board card for OCP interface testing, the function of the method corresponds to that of the board card, and the description thereof is omitted herein.
The foregoing disclosure is merely illustrative of the preferred embodiments of the invention and the invention is not limited thereto, since modifications and variations may be made by those skilled in the art without departing from the principles of the invention.
Claims (3)
1. The board card for OCP interface test is characterized in that an OCP golden finger interface for plugging an OCP interface on a test terminal and a PCIe interface for accessing PCIe equipment are arranged on the board card, a plurality of links corresponding to all links of the OCP golden finger interface are arranged on the PCIe interface, and all links of the OCP golden finger interface are respectively connected with corresponding links on the PCIe interface;
each link of the OCP golden finger interface is respectively connected with a corresponding link on the PCIe interface, specifically:
the power supply link, the data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the OCP golden finger interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface;
the data link of the OCP golden finger interface is PCIe X16 signal, there are 16 pairs of differential signal links, the corresponding connection method of the data link of the OCP golden finger interface and the differential data link of the PCIe interface is that OCP_RX [ N ] is connected with PCIe_RX [ N ], OCP_TX [ N ] is connected with PCIe_TX [ N ], wherein the value of N is 0-15;
the board card is also provided with an SAS hard disk interface for accessing an SAS hard disk, the SAS hard disk interface is provided with a plurality of links corresponding to all links of the PCIe interface, and all links of the PCIe interface are respectively connected with the corresponding links of the SAS hard disk interface;
each link of the PCIe interface is respectively connected with a corresponding link on the SAS hard disk interface, and specifically comprises the following steps:
the power supply link, the differential data link, the clock link, the wake-up signal/in-place detection signal link and the I2C signal link of the PCIe interface are respectively connected with the power supply link, the differential data link, the clock link, the wake-up signal link and the I2C signal link of the SAS hard disk interface;
the differential data link of the PCIe interface is provided with 4 pairs of differential data links of which differential signals are accessed into the SAS hard disk interface, wherein the corresponding connection method is PCIe_RX [ M ] is connected with SAS_RX [ M ], PCIe_TX [ M ] is connected with SAS_TX [ M ], and the value of M is 0-3;
a power module is also arranged on the board card;
the power supply links of the OCP golden finger interface and the PCIe interface are 12V power supply links, the power supply link of the SAS hard disk interface comprises a 12V power supply link and a 3.3V/5V power supply link, and the 12V power supply link of the PCIe interface is connected with the 12V power supply link of the SAS hard disk interface;
the power module is connected with a 12V power supply link of the PCIe interface, an OCP golden finger interface provides 12V power for the power module, the PCIe interface and the SAS hard disk interface, and meanwhile, the power module is also connected with a 3.3V/5V power supply link of the SAS hard disk interface, and the power module converts the 12V power supply into 3.3V and 5V power supplies to provide 3.3V and 5V power supplies for the SAS hard disk interface;
the SAS hard disk interface is also provided with a read-write signal link, and the read-write signal link is connected with an LED indicator lamp;
the OCP golden finger interface has 4 groups of 100M clock signals, and the first 100M clock signal is selected as a clock source of the whole jig, and directly provides 100M clocks for the PCIe interface and the SAS interface;
the wake-up signal and the in-place detection signal of the OCP golden finger interface are correspondingly accessed to the PCIe interface, wake-up and corresponding in-place detection are provided, and the SAS interface does not need the in-place detection signal of the OCP golden finger interface and only needs to share the wake-up signal;
the information of the hung equipment is accessed by the mainboard through an I2C signal of the OCP golden finger interface, and the link is shared with the PCIe interface and the SAS interface;
when the SAS hard disk interface is connected with the hard disk, the read-write of the hard disk can continuously send pulses to the read-write signal of the SAS interface of the OCP golden finger interface, and the read-write state of the connected hard disk is displayed through the LED indicator lamp.
2. An OCP interface test system comprising a test terminal having an OCP interface, a test device, and the test board of claim 1; the test device is PCIe device or SAS hard disk;
the OCP golden finger interface on the test board card is spliced with the OCP interface on the test terminal;
when only a PCIe interface is arranged on the board card for testing, plugging PCIe equipment into the PCIe interface;
when a PCIe interface and an SAS hard disk interface are simultaneously arranged on the test board card, selecting one of the PCIe equipment and the SAS hard disk for plugging the corresponding interface;
and the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal.
3. An OCP interface testing method is characterized by comprising the following steps:
plugging the OCP golden finger interface of the test board card in claim 1 with the OCP interface on the test terminal;
when only a PCIe interface is arranged on the board card for testing, plugging PCIe equipment into the PCIe interface;
when a PCIe interface and an SAS hard disk interface are simultaneously arranged on the test board card, selecting one of the PCIe equipment and the SAS hard disk for plugging the corresponding interface;
the test terminal operates the test equipment, and if the test equipment is normal, the OCP interface on the test terminal is judged to be normal; wherein the test device refers to a PCIe device or SAS hard disk.
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| CN202111600176.7A CN114443404B (en) | 2021-12-24 | 2021-12-24 | Board card for OCP interface test, test system and test method |
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| CN202111600176.7A CN114443404B (en) | 2021-12-24 | 2021-12-24 | Board card for OCP interface test, test system and test method |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542710A (en) * | 2018-12-26 | 2019-03-29 | 郑州云海信息技术有限公司 | A kind of signal testing jig and signal testing method |
| CN113704152A (en) * | 2020-05-20 | 2021-11-26 | 杭州海康威视数字技术股份有限公司 | PCIe slot interface switching equipment, test equipment, system and method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542710A (en) * | 2018-12-26 | 2019-03-29 | 郑州云海信息技术有限公司 | A kind of signal testing jig and signal testing method |
| CN113704152A (en) * | 2020-05-20 | 2021-11-26 | 杭州海康威视数字技术股份有限公司 | PCIe slot interface switching equipment, test equipment, system and method |
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