CN116319153A - SerDes parameter adjustment system and method - Google Patents
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Abstract
The present disclosure proposes a SerDes parameter tuning system and method. The SerDes parameter adjustment system includes: an adjustment device, a cooperating member, and a target member. According to the method, a plurality of component cooperation modes are adopted, the cooperative component sends a first instruction to control the target component to adjust the SerDes parameter, the configured state information is obtained, the cooperative component sends a request to obtain the confirmation information from the target component to judge the channel quality, and then the second instruction of the SerDes parameter is determined and adjusted in a targeted mode according to the state information and the channel quality, so that the SerDes parameter which is suitable for a system and an environment and has the minimum error rate can be quickly iterated and found, the reliability problem of a basic physical channel is further solved, and the problems that signal integrity is difficult to coordinate in a high-speed serial channel and the SerDes parameter is difficult to adjust are solved.
Description
Technical Field
The present disclosure relates to the field of communications technologies, and in particular, to a SerDes parameter adjustment system and method.
Background
In the increasingly expanding digital and informative age of information, digital communication systems are evolving towards high-speed, high-reliability. Accordingly, the data transmission has higher and higher requirements on the bus bandwidth, and compared with the parallel transmission technology which is plagued by the problems of time sequence synchronization, signal offset, interference resistance and the like, the serial transmission technology has been widely used in the embedded high-speed transmission field by virtue of the advantages of small pin number, strong expansion capability, adoption of a point-to-point connection mode and capability of providing higher bandwidth than the parallel transmission.
The point-to-point serial communication technology can fully utilize the channel capacity of a transmission medium, reduce the number of required transmission channels and device pins, and improve the transmission speed of signals, thereby greatly reducing the communication cost. Based on this, there is an increasing demand for serializer/deserializer (SerDes) transmission of physical data links. Along with the rapid evolution of the data link SerDes towards high speed and high bandwidth, the clock rate is continuously increased in the process of integrating the data link SerDes system, so that the nonideal of transmission path occurs, serious signal integrity problem is brought, and a receiving end cannot correctly analyze the received signal.
Therefore, it is desirable to provide a SerDes parameter tuning scheme based on SerDes and its integrated system to help solve the problem of difficulty in coordinating signal integrity in a high-speed serial path, and the problem of difficulty in SerDes parameter tuning to help solve the reliability problem of the basic physical path.
Disclosure of Invention
The present disclosure presents a SerDes parameter tuning system and method to provide a better SerDes parameter tuning scheme.
In a first aspect, the present disclosure provides a SerDes parameter tuning system comprising: an adjustment device, a cooperating member, and a target member; wherein the cooperative component is configured to: under the control of the regulating device, a first instruction for regulating the SerDes parameter is sent to the target component, state information returned by the target component after the SerDes parameter is correspondingly configured is received, a request is sent to the target component, confirmation information returned by the target component is received, the channel quality of a physical link between the target component and the target component is judged according to the confirmation information, and a second instruction for regulating the SerDes parameter is determined according to the state information and the channel quality; the target component is configured to: responding to the first instruction, correspondingly configuring SerDes parameters, and returning configured state information to the cooperative component; and in response to receiving the request sent by the cooperative component, returning acknowledgement information to the cooperative component; the adjusting device is used for controlling the whole flow of SerDes parameter adjustment, controlling the state of the cooperative component, acquiring the state information, the channel quality and the second instruction from the cooperative component, judging whether the SerDes parameter needs to be continuously adjusted, and controlling the cooperative component to send the second instruction to the target component when the SerDes parameter needs to be adjusted.
In some alternative embodiments, the adjustment device is further configured to send a first command to the cooperating component; the collaboration component is further configured to, in response to receiving the first command, turn on a SerDes parameter adjustment enable and send a second command to the target component; the target component is further configured to turn on a SerDes parameter tuning enable in response to receiving the second command.
In some alternative embodiments, the cooperative component is further configured to: receiving a confirmation signal returned by the target component after the corresponding configuration of the SerDes parameter, and clearing the first instruction after receiving the confirmation signal; and sending a clearing instruction signal to the target component, and receiving a confirmation clearing instruction signal returned by the target component; the target component is further configured to: and after receiving the clearing command signal sent by the cooperative component, returning a confirmation clearing command signal to the cooperative component.
In some alternative embodiments, the adjustment device is further configured to: clearing various states of the cooperative component, and waiting for the cooperative component to exit the silent mode, clearing instructions of the cooperative component.
In a second aspect, the present disclosure provides a SerDes signal quality adjustment method applied to a SerDes parameter adjustment system, the SerDes parameter adjustment system comprising: an adjustment device, a cooperating member, and a target member; the method comprises the following steps: the cooperative component sends a first instruction for adjusting the SerDes parameter to the target component under the control of the adjusting device, and receives state information returned by the target component after the SerDes parameter is correspondingly configured; the cooperative component sends a request to the target component, receives confirmation information returned by the target component, judges the channel quality of a physical link between the cooperative component and the target component according to the confirmation information, and determines a second instruction for adjusting SerDes parameters according to the state information and the channel quality; the cooperative component returns the state information, the channel quality and the second instruction to the adjusting device, and the state information, the channel quality and the second instruction are used by the adjusting device to judge whether the SerDes parameter needs to be continuously adjusted or not, and when the SerDes parameter needs to be adjusted, the cooperative component is controlled to send the second instruction to the target component.
In some alternative embodiments, the cooperative component, under control of the adjustment device, before sending a first instruction to the target component to adjust a SerDes parameter, the method further comprises: the cooperative component turns on SerDes parameter adjustment enablement in response to a first command of the adjustment device; the cooperative component sends a second command to the target component to control the target component to turn on SerDes parameter adjustment enabling.
In some alternative embodiments, before the cooperative component sends a request to the target component, the method further comprises: the cooperative component receives a confirmation signal returned by the target component after the corresponding configuration of the SerDes parameter, and clears the first instruction after receiving the confirmation signal; and sending a clearing command signal to the target component, and receiving a confirmation clearing command signal returned by the target component.
In some alternative embodiments, the determining, by the cooperating component, second instructions to adjust a SerDes parameter based on the status information and the channel quality includes: and determining the adjusting direction of the SerDes parameter according to the state information, and determining an adjusting strategy of the SerDes parameter according to the channel quality, thereby determining a second instruction for adjusting the SerDes parameter.
In a third aspect, the present disclosure provides a SerDes signal quality adjustment method applied to a SerDes parameter adjustment system, the SerDes parameter adjustment system comprising: an adjustment device, a cooperating member, and a target member; the method comprises the following steps: the target component responds to the first instruction of adjusting the SerDes parameter sent by the cooperative component, correspondingly configures the SerDes parameter, and returns configured state information to the cooperative component; and the target component responds to the received request sent by the cooperative component and returns confirmation information to the cooperative component, wherein the confirmation information is used by the cooperative component for judging the channel quality of a physical link with the target component.
In some alternative embodiments, before the target component responds to receiving the request sent by the cooperative component, the method further comprises: the target component carries out corresponding configuration on the SerDes parameter and then returns a confirmation signal to the cooperative component; and the target component returns a confirmation clearing instruction signal to the cooperative component after receiving the clearing instruction signal sent by the cooperative component.
According to the SerDes parameter adjusting system and the SerDes signal quality adjusting method, various component cooperation modes are adopted, the cooperative component is controlled to interact with the target component through the adjusting device, the cooperative component sends a first instruction to control the target component to adjust the SerDes parameter, configured state information is obtained, the cooperative component sends a request to obtain confirmation information from the target component to judge channel quality, and further the second instruction of adjusting the SerDes parameter is determined in a targeted mode according to the state information and the channel quality, so that the SerDes parameter with the minimum error rate, which is applicable to the system and the environment, can be iterated and found quickly, the reliability problem of a basic physical channel is solved, and the problems that signal integrity is difficult to coordinate in a high-speed serial channel and the SerDes parameter is difficult to adjust are solved.
According to the technical scheme, the SerDes parameter optimizing can be realized, the adjusting workload can be effectively reduced, the complexity of the adjusting process can be greatly reduced, the time cost and the software and hardware cost can be effectively reduced, the environmental factor changing scenes such as temperature and humidity can be well dealt with, the SerDes parameter is not required to be traversed on a large scale, the operation flow is simple and convenient, and the efficiency of SerDes parameter adjusting is remarkably improved. The adjusting device can control the adjusting process of the cooperative component and the target component more intuitively and flexibly, is more convenient for acquiring the state information in the SerDes parameter adjusting process, and effectively eliminates the abnormal phenomenon, thereby completing the adjustment more quickly and acquiring the reliable SerDes parameter. According to the technical scheme, the parameter adjusting efficiency can be improved, and the exception handling can be effectively controlled.
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Other features, objects and advantages of the present disclosure will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings:
FIG. 1 is a schematic diagram of a SerDes parameter tuning system according to one embodiment of the present disclosure;
FIG. 2 is a schematic diagram of transition rules between states of state machines of various components of a SerDes parameter tuning system in accordance with one embodiment of the present disclosure;
FIG. 3 is a flow chart of a SerDes signal quality adjustment method applied to a cooperative component in accordance with an embodiment of the present disclosure;
fig. 4 is a flow chart of a SerDes signal quality adjustment method applied to a target component according to one embodiment of the present disclosure.
Detailed Description
The present disclosure is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
In the description of the present disclosure, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships, which are merely for convenience in describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art as the case may be.
In the description of the present disclosure, it should be noted that, without conflict, embodiments of the present disclosure and features of the embodiments may be combined with each other.
The SerDes signal quality adjustment problem involves a large number of parameters, is susceptible to environmental factors, is essentially an NP-hard problem, is not practical to "violence" traverse a multidimensional solution space, and can be converted into a multidimensional space to solve a better solution problem. Generally, a set of initial parameters may be set first, and then a period of data is transmitted to calculate the eye quality or bit error rate, so as to measure the current link quality to evaluate the quality of the current configuration parameter set, and further iteratively adjust the parameter set, and repeating the above process until a set of possible relatively superior parameter sets is obtained. It is easy to find that the method often means that a large amount of trial and error is needed, and a more satisfactory result can not be ensured, and a high-efficiency reliable intelligent optimization algorithm with universality is difficult to realize; in addition, when the temperature, humidity, connection distance, and the like are changed, the parameter selection has to be readjusted, so that the disadvantages of high complexity, low efficiency, and poor operability are further amplified.
In order to provide a SerDes parameter adjustment scheme which is suitable for a system and an environment and has low error rate and can be quickly iterated and searched, so that the problem that signal integrity is difficult to coordinate in a high-speed serial path and SerDes parameter adjustment is difficult is solved, the reliability problem of a SerDes and an integrated system basic physical path thereof is solved, environmental factor changing scenes such as temperature and humidity can be well dealt with, complexity is reduced, efficiency is improved, and practical operability is improved.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a SerDes parameter tuning system 10 according to an embodiment of the present disclosure. As shown in fig. 1, a SerDes parameter tuning system 10 of an embodiment of the present disclosure includes: an adjusting device 11, a cooperating member 12 and a target member 13; wherein the cooperating member 12 and the target member 13 are connected by a physical link, and the adjustment means 11 and the cooperating member 12 are in communication.
The embodiment of the disclosure adopts a plurality of component cooperation modes to realize SerDes parameter adjustment and optimization, and aims to greatly reduce the complexity of the adjustment process and effectively reduce the time expenditure and the software and hardware cost.
Wherein the substrate functions of the respective components are described as follows:
1) Basic function of the adjusting device 11: the overall flow of the SerDes parameter adjustment is controlled, the state of the cooperative parts 12 is controlled, an instruction is sent to the cooperative parts 12, and state information of the cooperative parts 12 is read back. The exception handling responsible for the overall flow is the control part of the system, the user operable part.
2) Basic function of the cooperative parts 12: receiving a command sent from the adjusting device 11, sending a command to the target component, reading back the status information of the target component 13, determining the command to be sent to the target component 13 next, returning the status information to the adjusting device 11, and the like.
3) Basic function of the target member 13: receiving the instruction sent by the cooperative part 12, adjusting the corresponding SerDes parameter in response to the received instruction, and returning the state of the adjustment of the SerDes parameter to the cooperative part 12.
Referring to fig. 2, fig. 2 shows the transition rules between the states of the state machines of the various components described above.
The state machine of each component contains the following six states:
1) An IDLE initialization state;
2) Wait command waits for a command status to be sent;
3) Wait ACK1 waits for acknowledgement command status;
4) Wait Clear command waits for a clear command status;
5) Wait ACK2 waits for a clear command acknowledge state;
6) Request status.
Specifically, the transition rules between states are as follows:
1) After initialization of the cooperative part 12 and the target part 13, a command is waited for to be sent.
2) After the cooperative part 12 transmits an instruction to the target part 13, it waits for an acknowledgement signal (ACK 1) of the target part 13.
3) The cooperative part 12 waits until the acknowledgement signal (ACK 1) is returned, and clears the instruction previously sent.
4) The cooperative part 12 returns to the initialized state without receiving the acknowledgement signal (ACK 1), and the regulator 11 is responsible for handling the abnormality.
5) After the cooperative part 12 clears the instruction, it waits for the acknowledgement clearing instruction signal (ACK 2) of the target part 13.
6) After receiving the acknowledgement clear command signal (ACK 2), the cooperative part 12 sends a request to the target part 13, acknowledges whether the retransmission command is required or has been successfully adjusted.
7) The cooperative part 12 returns to the initialized state without receiving the acknowledgement clear command signal (ACK 2), and the regulator 11 is responsible for handling the abnormality.
8) The target part 13 receives the request, returns acknowledgement information to the cooperative part 12, and the adjusting device 11 reads the acknowledgement information to determine that the adjustment is not completed and needs to continue sending instructions.
9) And after the request, judging that the adjustment is completed, and ending the flow.
In some of the alternative embodiments of the present invention,
a cooperating member 12 configured to: under the control of the adjusting device 11, a first instruction for adjusting the SerDes parameter is sent to the target component 13, state information returned by the target component 13 after the corresponding configuration of the SerDes parameter is received, the state information is returned to the adjusting device 11, a request is sent to the target component 13, confirmation information returned by the target component 13 is received, the channel quality of a physical link with the target component is judged according to the confirmation information, a second instruction for adjusting the SerDes parameter is determined according to the state information and the channel quality, and the channel quality and the second instruction are returned to the adjusting device 11;
a target part 13 configured to: in response to receiving the first instruction, configuring the SerDes parameter accordingly, and returning configured state information to the cooperative part 12; and, in response to receiving the request sent by the cooperative component 12, returning acknowledgement information to the cooperative component 12;
the adjusting device 11 is configured to control the overall flow of the SerDes parameter adjustment, control the state of the cooperative part 12, acquire the state information and the channel quality and the second instruction from the cooperative part 12, determine whether the SerDes parameter needs to be continuously adjusted, and control the cooperative part 12 to send the second instruction to the target part 13 when the adjustment is needed.
Here, the target unit 13 is provided with parameter adjustment logic, and is capable of resolving the received instruction in response to the instruction of the cooperative unit 12, to resolve the adjustment required for each SerDes parameter. Serdes has a number of parameters, such as DFE (Decision Feedback Equalization, decision feedback equalizer), AFE (Analog Front End), FEE (Feed Forward Filter ), etc., the manner of adjustment and the increase or decrease of parameters.
Here, the cooperative part 12 may be built with a plurality of different optimizing algorithms, and each algorithm adopts a different parameter adjustment strategy, such as uniform adjustment of multiple parameter step sizes in the same direction, non-uniform adjustment of multiple parameter step sizes, single parameter adjustment, and the like. When each instruction period is over, if the channel quality is not converged, the probability can be calculated according to the history adjustment process, so as to determine whether to adopt the current algorithm or change other algorithm strategies.
Here, the cooperative part 12 may verify the channel quality at the end of each instruction cycle, and may verify the channel quality by means of a CRC (Cyclic Redundancy Check ) checksum eye pattern, for example.
In some of the alternative embodiments of the present invention,
an adjustment device 11 further configured to send a first command to the cooperative part 12;
a cooperative component 12 further configured to, in response to receiving the first command, turn on the SerDes parameter adjustment enable and send a second command to the target component 13;
the target component 13 is further configured to turn on the SerDes parameter tuning enable in response to receiving the second command.
In some of the alternative embodiments of the present invention,
the cooperative parts 12 are further configured to: receiving a confirmation signal returned by the target component 13 after the corresponding configuration of the SerDes parameter, and clearing the first instruction after receiving the confirmation signal; and, sending a clear command signal to the target component 13, and receiving a confirmation clear command signal returned by the target component 13;
the target part 13 is further configured to: the SerDes parameters are configured accordingly and then a confirmation signal is returned to the cooperative part 12, and after receiving the clear command signal sent by the cooperative part 12, a confirmation clear command signal is returned to the cooperative part 12.
In some alternative embodiments, the adjustment device 11 is further configured to: clearing various states of the cooperative parts 12, waiting for the cooperative parts 12 to exit the silent mode, clearing instructions of the cooperative parts 12.
The workflow of the SerDes parameter tuning system 10 of an embodiment of the present disclosure is further described below, and may include the following steps:
1) The regulating device 11 configures the co-operating part 12 by sending a command in a mode that is controllable by the regulating device 11 for the regulation of the SerDes parameter.
2) The regulating means 11 turn on the SerDes parameter regulation enable of the co-component 12 by sending a command. The cooperative component 12 sends a command to the target component 13 to turn on the SerDes parameter adjustment enable of the target component 13.
3) By adjusting means 11, various states of the cooperative parts 12 are cleared, waiting for the cooperative parts 12 to exit the silent mode, and commands of the cooperative parts 12 are cleared.
4) The control cooperative part 12 sends an instruction to the target part 13 through the adjusting device 11, wherein the instruction sent for the first time is an initialization instruction, and the instruction sent for the subsequent time is an instruction for adjusting the SerDes parameter.
5) The target component 13 receives the instruction sent by the cooperative component 12, and will perform corresponding configuration on the SerDes parameter.
6) After the completion of the configuration, the target section 13 returns the configured state information to the cooperative section 12, and transmits an acknowledgement signal (ACK 1) to the cooperative section 12.
7) The cooperative part 12 waits for an acknowledgement signal returned from the target part 13, and after receiving the acknowledgement signal, verifies the status information returned from the target part 13.
8) The cooperative part 12 clears the instruction and sends a clear instruction signal to the target part 13.
9) After receiving the clear command signal, the target section 13 returns an acknowledge clear command signal (ACK 2) to the cooperative section 12.
10 The cooperative part 12 receives the acknowledge clear command signal returned from the target part 13 to complete a command transmission and adjustment process, where the cooperative part 12 cannot transmit a new command until the acknowledge clear command signal is received.
11 The cooperative part 12 sends a request to the target part 13 again, receives the confirmation information returned by the target part 13, in this process, the cooperative part 12 determines the channel quality of the physical link at this time according to the received confirmation information, calculates an instruction to be adjusted according to a preset optimizing algorithm, acquires the state information and the channel quality and the instruction from the adjusting device 11 to determine whether to continue adjusting the SerDes parameter, and returns to step 3 if the parameter needs to be continuously adjusted.
12 Until the acknowledgement returned by the target component 13 to the cooperative component 12 indicates a successful adjustment, the SerDes parameter adjustment ends.
Referring to fig. 3, fig. 3 shows a flowchart of a SerDes signal quality adjustment method applied to a cooperative component in accordance with an embodiment of the present disclosure. As shown in fig. 3, the method of an embodiment of the present disclosure may include the steps of:
and step 33, the cooperative component returns the state information, the channel quality and the second instruction to the adjusting device, wherein the state information, the channel quality and the second instruction are used by the adjusting device to judge whether the SerDes parameter needs to be continuously adjusted, and the cooperative component is controlled to send the second instruction to the target component when the SerDes parameter needs to be adjusted.
In some alternative embodiments, prior to step 31, the method further comprises: the cooperative component responds to a first command of the regulating device to turn on the SerDes parameter regulation enable; the collaboration component sends a second command to the target component that controls the target component to turn on the SerDes parameter adjustment enable.
In some alternative embodiments, prior to step 32, the method further comprises: the cooperative component receives a confirmation signal returned by the target component after the corresponding configuration of the SerDes parameter, and clears the first instruction after receiving the confirmation signal; and sending a clearing command signal to the target component and receiving an acknowledge clearing command signal returned by the target component.
In some alternative embodiments, the cooperating means in step 32 determining second instructions for adjusting the SerDes parameter based on the status information and the channel quality comprises: determining an adjustment direction of the SerDes parameter according to the state information, and determining an adjustment strategy of the SerDes parameter according to the channel quality, thereby determining a second instruction for adjusting the SerDes parameter.
Referring to fig. 4, fig. 4 shows a flowchart of a SerDes signal quality adjustment method applied to a target component according to an embodiment of the present disclosure. As shown in fig. 4, the method of an embodiment of the present disclosure may include the steps of:
in step 42, the target component returns acknowledgement information to the target component in response to receiving the request sent by the cooperative component, where the acknowledgement information is used by the cooperative component to determine the channel quality of the physical link with the target component.
In some alternative embodiments, prior to step 42, the method further comprises: the target component carries out corresponding configuration on the SerDes parameter and then returns a confirmation signal to the cooperative component; and after receiving the clearing command signal sent by the cooperative component, the target component returns a confirmation clearing command signal to the cooperative component.
In the above, the present disclosure proposes a SerDes parameter adjustment system and a SerDes signal quality adjustment method. According to the method, the cooperative component is controlled to interact with the target component through the adjusting device, the cooperative component sends a first instruction to control the target component to adjust the SerDes parameter, configured state information is obtained, the cooperative component sends a request to obtain confirmation information from the target component to judge channel quality, and then a second instruction for adjusting the SerDes parameter is determined in a targeted mode according to the state information and the channel quality, so that the SerDes parameter which is suitable for a system and an environment and has the minimum error rate can be quickly iterated and found, the reliability problem of a basic physical channel is further solved, and the problems that signal integrity is difficult to coordinate in a high-speed serial channel and the SerDes parameter is difficult to adjust are solved.
According to the technical scheme, the SerDes parameters can be optimized in a cooperative mode by adopting various components, the adjustment workload can be effectively reduced, the complexity of the adjustment process is greatly reduced, the time cost and the software and hardware cost are effectively reduced, environmental factor changing scenes such as temperature and humidity can be well dealt with, the SerDes parameters do not need to be traversed on a large scale, the operation flow is simple and convenient, and the adjustment efficiency of the SerDes parameters is remarkably improved. The adjusting device can control the adjusting process of the cooperative component and the target component more intuitively and flexibly, is more convenient for acquiring the state information in the SerDes parameter adjusting process, and effectively eliminates the abnormal phenomenon, thereby completing the adjustment more quickly and acquiring the reliable SerDes parameter.
According to the technical scheme, the parameter adjusting efficiency can be improved, and the exception handling can be effectively controlled. The technical scheme of the disclosure has the beneficial effects of improving working performance, reducing manufacturing cost and energy loss, improving stability, simplifying operation, control and use, reflecting appearance of other useful performances and the like.
The technical scheme of the present disclosure is described in detail through the specific embodiments. In the foregoing embodiments, the descriptions of the embodiments are each focused, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the invention referred to in this disclosure is not limited to the specific combination of features described above, but encompasses other embodiments in which features described above or their equivalents may be combined in any way without departing from the spirit of the invention. Such as those described above, are mutually substituted with the technical features having similar functions disclosed in the present disclosure (but not limited thereto).
Claims (10)
1. A SerDes parameter tuning system comprising: an adjustment device, a cooperating member, and a target member; wherein,,
the collaboration component is configured to: under the control of the regulating device, a first instruction for regulating the SerDes parameter is sent to the target component, state information returned by the target component after the SerDes parameter is correspondingly configured is received, a request is sent to the target component, confirmation information returned by the target component is received, the channel quality of a physical link between the target component and the target component is judged according to the confirmation information, and a second instruction for regulating the SerDes parameter is determined according to the state information and the channel quality;
the target component is configured to: responding to the first instruction, correspondingly configuring SerDes parameters, and returning configured state information to the cooperative component; and in response to receiving the request sent by the cooperative component, returning acknowledgement information to the cooperative component;
the adjusting device is used for controlling the whole flow of SerDes parameter adjustment, controlling the state of the cooperative component, acquiring the state information, the channel quality and the second instruction from the cooperative component, judging whether the SerDes parameter needs to be continuously adjusted, and controlling the cooperative component to send the second instruction to the target component when the SerDes parameter needs to be adjusted.
2. The SerDes parameter tuning system of claim 1, wherein the sensor is configured to measure a parameter of the SerDes parameter of the host cell,
the adjustment device is further configured to send a first command to the cooperative component;
the collaboration component is further configured to, in response to receiving the first command, turn on a SerDes parameter adjustment enable and send a second command to the target component;
the target component is further configured to turn on a SerDes parameter tuning enable in response to receiving the second command.
3. The SerDes parameter tuning system of claim 1, wherein the sensor is configured to measure a parameter of the SerDes parameter of the host cell,
the collaboration component is further configured to: receiving a confirmation signal returned by the target component after the corresponding configuration of the SerDes parameter, and clearing the first instruction after receiving the confirmation signal; and sending a clearing instruction signal to the target component, and receiving a confirmation clearing instruction signal returned by the target component;
the target component is further configured to: and after receiving the clearing command signal sent by the cooperative component, returning a confirmation clearing command signal to the cooperative component.
4. The SerDes parameter tuning system of claim 1, wherein the sensor is configured to measure a parameter of the SerDes parameter of the host cell,
the adjustment device is further configured to: clearing various states of the synergistic element, and clearing instructions of the synergistic element.
5. A SerDes signal quality adjustment method, applied to a SerDes parameter adjustment system, the SerDes parameter adjustment system comprising: an adjustment device, a cooperating member, and a target member; the method comprises the following steps:
the cooperative component sends a first instruction for adjusting the SerDes parameter to the target component under the control of the adjusting device, and receives state information returned by the target component after the SerDes parameter is correspondingly configured;
the cooperative component sends a request to the target component, receives confirmation information returned by the target component, judges the channel quality of a physical link between the cooperative component and the target component according to the confirmation information, and determines a second instruction for adjusting SerDes parameters according to the state information and the channel quality;
the cooperative component returns the state information, the channel quality and the second instruction to the adjusting device, and the state information, the channel quality and the second instruction are used by the adjusting device to judge whether the SerDes parameter needs to be continuously adjusted or not, and when the SerDes parameter needs to be adjusted, the cooperative component is controlled to send the second instruction to the target component.
6. The method of claim 5, wherein the coordinating component, under control of the regulating device, before sending the first instruction to regulate the SerDes parameter to the target component, the method further comprises:
the cooperative component turns on SerDes parameter adjustment enablement in response to a first command of the adjustment device;
the cooperative component sends a second command to the target component to control the target component to turn on SerDes parameter adjustment enabling.
7. The method of claim 5, wherein prior to the collaboration component sending a request to the target component, the method further comprises:
the cooperative component receives a confirmation signal returned by the target component after the corresponding configuration of the SerDes parameter, and clears the first instruction after receiving the confirmation signal; and sending a clearing command signal to the target component, and receiving a confirmation clearing command signal returned by the target component.
8. The method of claim 5, wherein the determining, by the cooperating component, second instructions to adjust a SerDes parameter based on the status information and the channel quality comprises:
and determining the adjusting direction of the SerDes parameter according to the state information, and determining an adjusting strategy of the SerDes parameter according to the channel quality, thereby determining a second instruction for adjusting the SerDes parameter.
9. A SerDes signal quality adjustment method, applied to a SerDes parameter adjustment system, the SerDes parameter adjustment system comprising: an adjustment device, a cooperating member, and a target member; the method comprises the following steps:
the target component responds to the first instruction of adjusting the SerDes parameter sent by the cooperative component, correspondingly configures the SerDes parameter, and returns configured state information to the cooperative component;
and the target component responds to the received request sent by the cooperative component and returns confirmation information to the cooperative component, wherein the confirmation information is used by the cooperative component for judging the channel quality of a physical link with the target component.
10. The method of claim 9, wherein prior to the target component responding to receiving the request sent by the cooperating component, the method further comprises:
the target component carries out corresponding configuration on the SerDes parameter and then returns a confirmation signal to the cooperative component;
and the target component returns a confirmation clearing instruction signal to the cooperative component after receiving the clearing instruction signal sent by the cooperative component.
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| CN116501564A (en) * | 2023-06-27 | 2023-07-28 | 苏州浪潮智能科技有限公司 | Chip verification method, field programmable gate array chip and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116501564A (en) * | 2023-06-27 | 2023-07-28 | 苏州浪潮智能科技有限公司 | Chip verification method, field programmable gate array chip and device |
| CN116501564B (en) * | 2023-06-27 | 2023-11-03 | 苏州浪潮智能科技有限公司 | Chip verification method, field programmable gate array chip and device |
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