CN108595297A - A kind of detection method and device of UPI speed - Google Patents
A kind of detection method and device of UPI speed Download PDFInfo
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- CN108595297A CN108595297A CN201810438847.6A CN201810438847A CN108595297A CN 108595297 A CN108595297 A CN 108595297A CN 201810438847 A CN201810438847 A CN 201810438847A CN 108595297 A CN108595297 A CN 108595297A
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- upi
- speed
- value
- bus0
- bus1
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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
-
- 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
Abstract
The embodiment of the invention discloses a kind of detection method and device of UPI speed, the detection method includes：CPUBUSNO is obtained from UBOX equipment, to obtain the value of CPUBUSNO3；0xD4 corresponding values in position are obtained from equipment PQ_CSR_PLLFCR, and judge the working condition of UPI bus0, UPI bus1 and UPI bus2 respectively according to the value of acquisition；If any value in the UPI bus0, UPI bus1 and UPI bus2 is not equal to nominal value, test result failure；Otherwise, test passes through.The detection method and device of the UPI speed of the present invention, it can be ensured that UPI speed reaches nominal value, to improve the test coverage and product quality of CPU, reduces engineering and the material logistics cost of factory.
Description
Technical field
The present invention relates to computer software development fields, relate in particular to a kind of detection method and device of UPI speed.
Background technology
UPI (Ultra Path Interconnect) is the band that Intel is proposed on server platform Purley of new generation
Wide more sufficient, between the stronger CPU of flexibility connection bus, its transmission rate can reach 10.4GT/s.In multi -CPU system
It in system, is communicated by this bus between CPU, so that it is determined that the work such as load distribution of single cpu.So UPI lines
It is extremely important, if its rate is less than nominal value 9.6GT/s or 10.4GT/s, it may result in the maneuverability of entire server system
It can decline to a great extent.Therefore we need to detect whether UPI speed reaches nominal value in factory testing, so that it is determined that we
PCB arranges whether line and part welding are wrong.
Based on UPI to the importance of server performance, the present invention proposes a kind of detection method and device of UPI speed, really
It protects UPI speed and meets nominal value.
Invention content
A kind of detection method and device of UPI speed are provided in the embodiment of the present invention, for ensuring that UPI speed reaches nominal
Value, to improve the test coverage and product quality of CPU.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions：
First aspect present invention provides a kind of detection method of UPI speed, the described method comprises the following steps：
CPUBUSNO is obtained from UBOX equipment, to obtain the value of CPUBUSNO3；
0xD4 corresponding values in position are obtained from equipment PQ_CSR_PLLFCR, and UPI is judged according to the value of acquisition respectively
The working condition of bus0, UPI bus1 and UPI bus2；
If any value in the UPI bus0, UPI bus1 and UPI bus2 is not equal to nominal value, test result
Failure；Otherwise, test passes through.
Based on said program, this method does following optimization：
Further, 0xD4 corresponding values in position are obtained in the PQ_CSR_PLLFCR from equipment, and are sentenced according to acquired value
The step of working condition of disconnected UPI bus0, UPI bus1 and UPI bus2 is specially：
By the bus number=CPUBUSNO3, the device number=0x0E, function that read PCIe
Number=0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is
0x03, then the speed of UPI bus0 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus0 is 10.4GT/s, such as
Fruit acquired value is other values, then illustrates that UPI bus0 do not work；
By the bus number=CPUBUSNO3, the device number=0x0F, function that read PCIe
Number=0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is
0x03, then the speed of UPI bus1 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus1 is 10.4GT/s, such as
Fruit acquired value is other values, then illustrates that UPI bus1 do not work；
By the bus number=CPUBUSNO3, the device number=0x10, function that read PCIe
Number=0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is
0x03, then the speed of UPI bus2 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus2 is 10.4GT/s, such as
Fruit acquired value is other values, then illustrates that UPI bus2 do not work.
Further include following step before obtaining CPUBUSNO in the equipment from UBOX as a kind of optimization：
The PCIe device for obtaining UPI speed is placed in non-concealed state, then restarts server.
Further, the concrete operation step that the PCIe device for obtaining UPI speed is placed in non-concealed state is：
The DFX Feature of Enable BIOS setup menus.
The detection method of UPI speed as described above, after the completion of test, by DFX feature in BIOS setup dishes
It is set as disable in list, the PCIe device for obtaining UPI speed is placed in hidden state.
Second aspect of the present invention provides a kind of detection device of UPI speed, and the detection device includes that CPUBUSNO is obtained
Take unit, UPI bus condition adjudgements units and UPI bus comparing units：
The CPUBUSNO acquiring units from UBOX equipment for obtaining CPUBUSNO, to obtain the value of CPUBUSNO3；
The UPI bus condition adjudgement units are used to obtain 0xD4 corresponding values in position from equipment PQ_CSR_PLLFCR,
And judge the working condition of UPI bus0, UPI bus1 and UPI bus2 respectively according to the value of acquisition；
The UPI bus comparing units are used for any value and mark in UPI bus0, UPI bus1 and UPI bus2
Title value is compared, if comparison is inconsistent, test result failure, otherwise, test passes through.
Further, the detection device further includes PCIe status control units, and PCIe status control units are for controlling
The PCIe device for obtaining UPI speed is in hiding or non-concealed state.
The detection device of UPI speed as described above, the UPI bus condition adjudgement units specifically include UPI bus0 shapes
State judging unit, UPI bus1 condition adjudgements units and UPI bus2 condition adjudgement units；
Bus number=CPUBUSNO3, the device number that UPI bus0 condition adjudgements units pass through reading PCIe
=0x0E, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus0 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus0
Illustrate that UPI bus0 do not work if acquired value is other values for 10.4GT/s；
Bus number=CPUBUSNO3, the device number that UPI bus1 condition adjudgements units pass through reading PCIe
=0x0F, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus1 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus1
Illustrate that UPI bus1 do not work if acquired value is other values for 10.4GT/s；
Bus number=CPUBUSNO3, the device number that UPI bus2 condition adjudgements units pass through reading PCIe
=0x10, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus2 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus2
Illustrate that UPI bus2 do not work if acquired value is other values for 10.4GT/s.
The technical solution that embodiments herein provides includes following advantageous effect：
A kind of detection method of UPI speed provided by the embodiments of the present application, including obtain CPUBUSNO from UBOX equipment；
0xD4 corresponding values in position are obtained from equipment PQ_CSR_PLLFCR, and judge UPI bus0, UPI respectively according to acquired value
The working condition of bus1 and UPI bus2；If any value is not equal to nominal value in UPI bus0, UPI bus1 and UPI bus2,
Then test result fails；Otherwise test passes through.The detection method of the UPI speed of the embodiment of the present application, it can be ensured that UPI speed reaches
Nominal value reduces engineering and the material logistics cost of factory to improve the test coverage and product quality of CPU.
A kind of detection device of UPI speed of second aspect of the present invention, can realize the design method of first aspect, and take
Obtain identical effect.
Description of the drawings
The drawings herein are incorporated into the specification and a part for constitution instruction, shows the implementation for meeting the application
Example, and the principle together with specification for explaining the application.
Fig. 1 is a kind of detection method flow diagram of UPI speed provided by the embodiments of the present application；
Fig. 2 is a kind of structure of the detecting device schematic diagram of UPI speed provided by the embodiments of the present application.
Reference numeral：1-CPUBUSNO acquiring units, 2-UPI bus condition adjudgement units, 3-UPI bus comparing units.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work, should all belong to protection of the present invention
Range.
Fig. 1 is a kind of detection method of UPI speed provided by the embodiments of the present application, as shown in Figure 1, the method for the present embodiment
Include the following steps：
CPUBUSNO is obtained from UBOX equipment, to obtain the value of CPUBUSNO3；
0xD4 corresponding values in position are obtained from equipment PQ_CSR_PLLFCR, and UPI is judged according to the value of acquisition respectively
The working condition of bus0, UPI bus1 and UPI bus2；
If any value in the UPI bus0, UPI bus1 and UPI bus2 is not equal to nominal value, test result
Failure；Otherwise, test passes through.
Specifically, above-mentioned steps the specific implementation process is as follows：
The DFX Feature of S1, Enable BIOS setup menus, it is therefore an objective to the PCIe device of UPI speed will be obtained not
It hides again, then restarts server, this BIOS setting tool that AMI can be used is arranged automatically；
S2, pass through reading PCIe bus number=0x0, device number=0x08, function number=
The positions 0xcc of 0x02 obtain CPUBUSNO from UBOX equipment, to obtain the value of CPUBUSNO3；
S3, by read PCIe bus number=CPUBUSNO3, device number=0x0E+upiNo,
Function number=0x03 read the positions 0xD4 and obtain its corresponding value from equipment PQ_CSR_PLLFCR, if this value
For 0x03, then the speed of UPI bus0 is just 9.6GT/s, and if it is 0x04, the speed of UPI bus0 is just 10.4GT/s, such as
Fruit is other values, illustrates that UPI bus0 are idle；
S4, pass through reading PCIe bus number=CPUBUSNO3, device number=upiNo+0x0E (upiNo
=1), function number=0x03 read the positions 0xD4 and obtain its corresponding value from equipment PQ_CSR_PLLFCR, if
This value is 0x03, the speed of that UPI bus1 is just 9.6GT/s, and if it is 0x04, the speed of that UPI bus1 is just 10.4GT/
S illustrates that UPI bus1 are idle if it is other values；
S5, pass through reading PCIe bus number=CPUBUSNO3, device number=upiNo+0x0E (upiNo
=2), function number=0x03 read the positions 0xD4 and obtain its corresponding value from equipment PQ_CSR_PLLFCR, if
This value is 0x03, the speed of that UPI bus2 is just 9.6GT/s, and if it is 0x04, the speed of that UPI bus2 is just 10.4GT/
S illustrates that UPI bus2 are idle if it is other values；
If have in S6, step S3~S5 it is any one walk out of existing UPI bus and do not work, be not equal to nominal value in other words, survey
Test result fails；Otherwise, test passes through；
S7, by DFX feature in BIOS setup menus disable, make acquisition UPI speed PCIe device hide
Get up, test terminates.
Fig. 2 is a kind of detection device of UPI speed provided by the embodiments of the present application, as shown in Figure 2, the detection of the present embodiment
Device includes CPUBUSNO acquiring units 1, UPI bus condition adjudgements unit 2 and UPI bus comparing units 3：
CPUBUSNO acquiring units 1 from UBOX equipment for obtaining CPUBUSNO, to obtain the value of CPUBUSNO3；
UPI bus condition adjudgements unit 2 is used to obtain 0xD4 corresponding values in position from equipment PQ_CSR_PLLFCR, and
Judge the working condition of UPI bus0, UPI bus1 and UPI bus2 respectively according to the value of acquisition；
UPI bus comparing units 3 are used for any value and nominal value in UPI bus0, UPI bus1 and UPI bus2
It is compared, if comparison is inconsistent, test result failure, otherwise, test passes through.
Specifically, the detection device further includes PCIe status control units, PCIe status control units are obtained for controlling
The PCIe device of UPI speed is taken to be in hiding or non-concealed state.
Further, the UPI bus condition adjudgements unit 2 specifically includes UPI bus0 condition adjudgements unit, UPI
Bus1 condition adjudgements unit and UPI bus2 condition adjudgement units；
Bus number=CPUBUSNO3, the device number that UPI bus0 condition adjudgements units pass through reading PCIe
=0x0E, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus0 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus0
Illustrate that UPI bus0 do not work if acquired value is other values for 10.4GT/s；
Bus number=CPUBUSNO3, the device number that UPI bus1 condition adjudgements units pass through reading PCIe
=0x0F, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus1 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus1
Illustrate that UPI bus1 do not work if acquired value is other values for 10.4GT/s；
Bus number=CPUBUSNO3, the device number that UPI bus2 condition adjudgements units pass through reading PCIe
=0x10, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value,
If acquired value is 0x03, the speed of UPI bus2 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus2
Illustrate that UPI bus2 do not work if acquired value is other values for 10.4GT/s.
The above is only the specific implementation mode of the present invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (8)
1. a kind of detection method of UPI speed, which is characterized in that include the following steps：
CPUBUSNO is obtained from UBOX equipment, to obtain the value of CPUBUSNO3；
Obtain 0xD4 corresponding values in position from equipment PQ_CSR_PLLFCR, and according to the value of acquisition judge respectively UPI bus0,
The working condition of UPI bus1 and UPI bus2；
If any value in the UPI bus0, UPI bus1 and UPI bus2 is not equal to nominal value, test result failure；
Otherwise, test passes through.
2. the detection method of UPI speed according to claim 1, which is characterized in that described from equipment PQ_CSR_PLLFCR
The corresponding value of middle acquisition position 0xD4, and judge according to acquired value the working condition of UPI bus0, UPI bus1 and UPI bus2
The step of be specially：
By bus number=CPUBUSNO3, device number=0x0E, the function number=for reading PCIe
0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is 0x03, UPI
The speed of bus0 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus0 is 10.4GT/s, if acquired value is
Other values then illustrate that UPI bus0 do not work；
By bus number=CPUBUSNO3, device number=0x0F, the function number=for reading PCIe
0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is 0x03, UPI
The speed of bus1 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus1 is 10.4GT/s, if acquired value is
Other values then illustrate that UPI bus1 do not work；
By bus number=CPUBUSNO3, device number=0x10, the function number=for reading PCIe
0x03 reads the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtains its corresponding value, if acquired value is 0x03, UPI
The speed of bus2 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus2 is 10.4GT/s, if acquired value is
Other values then illustrate that UPI bus2 do not work.
3. the detection method of UPI speed according to claim 1, which is characterized in that obtained in the equipment from UBOX
Further include following step before CPUBUSNO：
The PCIe device for obtaining UPI speed is placed in non-concealed state, then restarts server.
4. the detection method of UPI speed according to claim 3, which is characterized in that the PCIe that UPI speed will be obtained
Equipment is placed in the step of non-concealed state and is specially：The DFX Feature of Enable BIOS setup menus.
5. the detection method of UPI speed according to claim 1, which is characterized in that after the completion of test, by DFX
Feature is set as disable in BIOS setup menus, and the PCIe device for obtaining UPI speed is placed in hidden state.
6. a kind of detection device of UPI speed, which is characterized in that including：
CPUBUSNO acquiring units, for obtaining CPUBUSNO from UBOX equipment, to obtain the value of CPUBUSNO3；
UPI bus condition adjudgement units, for the corresponding values of acquisition position 0xD4 from equipment PQ_CSR_PLLFCR, and according to
The value of acquisition judges the working condition of UPI bus0, UPI bus1 and UPI bus2 respectively；
UPI bus comparing units, for by any value and the nominal value progress in UPI bus0, UPI bus1 and UPI bus2
It compares, if comparison is inconsistent, test result failure, otherwise, test passes through.
7. the detection device of UPI speed according to claim 6, which is characterized in that the detection device further includes PCIe
Status control unit, for controlling the PCIe device for obtaining UPI speed in hiding or non-concealed state.
8. the detection device of UPI speed according to claim 7, which is characterized in that the UPI bus condition adjudgement units
Specifically include UPI bus0 condition adjudgements unit, UPI bus1 condition adjudgements units and UPI bus2 condition adjudgement units；
Bus number=CPUBUSNO3, the device number=that UPI bus0 condition adjudgements units pass through reading PCIe
0x0E, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value, such as
Fruit acquired value is 0x03, then the speed of UPI bus0 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus0 is
10.4GT/s illustrates that UPI bus0 do not work if acquired value is other values；
Bus number=CPUBUSNO3, the device number=that UPI bus1 condition adjudgements units pass through reading PCIe
0x0F, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value, such as
Fruit acquired value is 0x03, then the speed of UPI bus1 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus1 is
10.4GT/s illustrates that UPI bus1 do not work if acquired value is other values；
Bus number=CPUBUSNO3, the device number=that UPI bus2 condition adjudgements units pass through reading PCIe
0x10, function number=0x03 read the positions 0xD4 and from equipment PQ_CSR_PLLFCR and obtain its corresponding value, such as
Fruit acquired value is 0x03, then the speed of UPI bus2 is 9.6GT/s, if acquired value is 0x04, the speed of UPI bus2 is
10.4GT/s illustrates that UPI bus2 do not work if acquired value is other values.
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| CN110191010A (en) * | 2019-04-11 | 2019-08-30 | 深圳市同泰怡信息技术有限公司 | The method for testing pressure of server |
| CN111124780A (en) * | 2019-11-30 | 2020-05-08 | 苏州浪潮智能科技有限公司 | UPI Link speed reduction test method, system, terminal and storage medium |
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| CN108595297B (en) | 2021-04-27 |
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