CN113254379B - Software definition method of software definition equipment and software definition equipment - Google Patents
Software definition method of software definition equipment and software definition equipment Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
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- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- G06F2213/0002—Serial port, e.g. RS232C
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Abstract
The invention discloses a software definition method of software definition equipment and the software definition equipment, wherein the equipment comprises a basic function module and an intelligent out-of-band management module; the basic function module comprises a software definition platform management controller and a service function unit; the intelligent out-of-band management module comprises a chassis management controller; the method comprises the following steps: and according to the software definition instruction, sending a control flow and a key low-speed data flow from the case management controller to a software definition platform management controller of the basic function module through a bus type network, and sending a high-speed data flow, a debugging data flow and a time synchronization data flow from the case management controller to a service function unit of the corresponding basic function module through an SERDES bus so as to execute the software definition of the basic function module. The technical scheme of the invention aims to solve the problems that the prior art does not provide the whole architecture of the software defined module system and does not relate to the reconstruction mode of the functional module under the whole architecture of the software defined module system.
Description
Technical Field
The present invention relates to the field of data transmission technologies, and in particular, to a software definition method for a software definition device and a software definition device.
Background
Currently, the research and development process of the equipment only specifies the external form, the functional performance, the environmental adaptability and other indexes, and does not pay attention to the specific implementation technical system and the system architecture. Different technical teams may design products with completely different architectures according to the same technical requirement, so that an end user acquires many products with similar functions from different technical teams, but the product components with repeated functions cannot be replaced with each other, and when the user needs similar products again, each functional module needs to be redesigned again through the technical teams. The 1990s U.S. department of defense proposed the concept of modular open architecture (MOSA), whose core idea is to first break down the system into a series of standardized software and hardware modules through software and hardware decoupling, and then gradually improve the performance of the whole system by continuously upgrading and recombining the software and hardware modules. Based on the architecture idea, concepts of software defined radio, software defined radar, software defined satellite, software defined network, software defined computing, software defined storage, software defined automobile and software defined everything (SDx) are proposed in succession in the related art.
The software defined network, the software defined computation and the software defined storage are software implemented in a single functional unit internal implementation mode, and the functions implemented by hardware in the past are gradually changed to be implemented by software; software defined radar, software defined storage and software defined automotive are software implementations of a stand-alone system, whose internal computing, network and storage units should also have software defined properties.
However, the research on the software-defined system is focused on how to divide the functions into module phases with independent functions, and there is no standardization problem related to the implementation manner of function module reconfiguration and the system architecture, that is, how to uniformly organize the software-defined computing, storage and network units, and what uniform architecture the system design should follow, so as to achieve the purpose that the software-defined computing, storage and network units have the software-defined properties after being integrated into the system, and to increase the proportion of the functions that can be defined by the software as much as possible. That is, the software definition system in the prior art focuses on designing each independent functional module, and does not propose the whole architecture of the software definition module system, nor relate to the software definition method under the whole architecture of the software definition module system.
Disclosure of Invention
The invention mainly aims to provide a software definition method of software definition equipment, and aims to solve the problems that the prior art does not provide the whole architecture of a software definition module system and does not relate to the reconstruction mode of a functional module under the whole architecture of the software definition module system.
In order to achieve the above object, the present invention provides a software-defined method for software-defined equipment, wherein the software-defined equipment includes a plurality of basic function modules which can be software-defined, and an intelligent out-of-band management module for software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively; at least one of a debugging interface area, a function area, a code storage area and a clock synchronization interface is in signal connection between the service function unit and the software defined platform management controller; the software definition method of the software definition equipment comprises the following steps:
acquiring a software defined instruction and a high-speed data stream;
and according to the software definition instruction, sending a control flow from the case management controller to the software definition platform management controller of the corresponding basic function module through the bus type network, and sending the high-speed data flow from the case management controller to the service function unit of the corresponding basic function module through the SERDES bus so as to execute the software definition of the basic function module.
Preferably, when the service function unit is connected with a code storage area in signal connection with the software-defined platform management controller, the software-defined instruction includes a reconfiguration instruction of the code storage area; the step of sending a control flow from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus-type network and sending the high-speed data flow from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus according to the software-defined instruction to execute the software definition of the basic function module includes:
transmitting an external code to the case management controller according to the reconfiguration instruction of the code storage area;
the case management controller sends a first data transmission instruction to the software definition platform management controller of the corresponding basic function module through the bus type network;
the case management controller receives a first response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
and transmitting the external code to the corresponding code storage area of the basic function module through the SERDES bus to execute the reconstruction of the code storage area.
Preferably, when the service function unit is connected with a function area in signal connection with the software-defined platform management controller, the software-defined instruction includes a reconfiguration instruction of the function area; the step of sending a control flow from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus-type network and sending the high-speed data flow from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus according to the software-defined instruction to execute the software definition of the basic function module further includes:
transmitting external function parameters to the case management controller according to the reconfiguration instruction of the function area;
the case management controller sends a second data transmission instruction to the software-defined platform management controller of the corresponding basic function module through the bus type network;
the case management controller receives a second response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
and transmitting the external function parameters to the corresponding functional area of the basic functional module through the SERDES bus so as to execute the reconstruction of the functional area.
Preferably, the service function unit is connected with a debugging interface area in signal connection with the software defined platform management controller; the software definition method of the software definition equipment further comprises the following steps:
acquiring a debugging instruction and debugging data;
and according to the debugging instruction, sending a control flow from the case management controller to the software-defined platform management controller of the corresponding basic function module through the bus type network, and sending a debugging instruction and debugging data from the case management controller to the service function unit of the corresponding basic function module through the SERDES bus so as to execute remote debugging of the basic function module.
Preferably, the software-defined platform management controller is respectively in signal connection with the power supply and the temperature detection unit, and the software-defined method of the software-defined equipment further comprises:
detecting the temperature data of the service function unit through the temperature detection unit;
and controlling the on-off of the power supply according to the temperature data of the service function unit.
Preferably, the method further comprises the following steps:
when the starting signal of the service function unit is detected, the software defined platform management controller is used for verifying;
and after the verification is passed, sending the running program to the service function unit so as to start the service function unit.
Preferably, the data information sent by the chassis management controller to each basic function module includes a time synchronization code; the software-defined method of the software-defined equipment further comprises:
each basic function module receives the data information sent by the chassis management controller;
and each basic function module corrects local time according to the time synchronization code in the data information so as to keep the time of each basic function module synchronous.
In addition, to achieve the above object, the present invention also provides a software defined device for performing the steps of any one of the above methods; the software definition equipment comprises a plurality of basic function modules which can be defined by software and an intelligent out-of-band management module for the software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; and each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively.
Preferably, the basic function module is provided with a first interface and a second interface, the basic function module is in-band communication connection with the middleware layer through the first interface, and the basic function module is in out-of-band communication connection with the intelligent out-of-band management module through the second interface.
In the technical scheme of the invention, the software definition equipment comprises a plurality of basic function modules which can be defined by software and an intelligent out-of-band management module for the software definition; the internal function implementation mode of the software-defined basic function module is determined by the software-defined architecture of each function unit, but a uniform out-of-band management architecture, namely a software-defined platform management controller and a service function unit, must be followed in each basic function module. And managing corresponding service function units through a software definition platform management controller, enabling each basic function module to have a uniform module architecture, and building the uniform basic function modules and the intelligent out-of-band management module to form a uniform software definition equipment system architecture. The intelligent out-of-band management module comprises a chassis management controller; each software-defined platform management controller is in signal connection with the chassis management controller through a bus network and an SERDES bus respectively, so that high-speed interconnection between each module and an intelligent out-of-band management module is realized, and the problem that the prior art does not design the whole architecture of a software-defined module system and does not relate to a software definition method under the whole architecture of the software-defined module system is solved.
Drawings
FIG. 1 is a schematic flow chart of a first embodiment of a software definition method of the software definition apparatus according to the present invention;
FIG. 2 is a diagram of the software defined equipment intelligent out-of-band management architecture of the present invention;
FIG. 3 is a block diagram of a SDP management controller according to the present invention;
FIG. 4 is a schematic diagram of a high speed software reconfiguration interface according to the present invention;
FIG. 5 is a diagram illustrating a remote debugging interface according to the present invention;
FIG. 6 is a software defined equipment architecture diagram of the present invention.
The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.
Referring to fig. 1 and 2, to achieve the above object, the present invention provides a software definition method for a software-defined device, where the software-defined device includes a plurality of basic function modules that can be software-defined, and an intelligent out-of-band management module for software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively; at least one of a debugging interface area, a function area, a code storage area and a clock synchronization interface is in signal connection between the service function unit and the software defined platform management controller; the software definition method of the software definition equipment comprises the following steps:
step S10, acquiring software definition instructions and high-speed data streams;
step S20, according to the software definition command, sending a control flow (a key low-speed data flow may be further sent) from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus type network, and sending the high-speed data flow from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus, so as to execute the software definition of the basic function module. The bus type network may be an IIC bus or a CAN bus, or may be other similar bus type networks. The high speed data stream includes an external code and an external function parameter. Further, a debug data stream (see embodiment four) and a time synchronization data stream (see embodiment seven) may be sent from the chassis management controller to the service functional unit of the corresponding basic functional module through the SERDES bus.
In the technical scheme of the invention, the software definition equipment comprises a plurality of basic function modules which can be defined by software and an intelligent out-of-band management module for the software definition; the internal function implementation mode of the software-defined basic function module is determined by the software-defined architecture of each function unit, but a uniform out-of-band management architecture, namely a software-defined platform management controller and a service function unit, must be followed in each basic function module. And managing corresponding service function units through a software definition platform management controller, enabling each basic function module to have a uniform module architecture, and building the uniform basic function modules and the intelligent out-of-band management module to form a uniform software definition equipment system architecture. Specifically, the intelligent out-of-band Management module includes a Chassis Management Controller (CHMC); each software defined platform Management controller (SDMC, Systems Director Management controller) is in signal connection with the chassis Management controller through a bus type network and an SERDES bus respectively, so that high-speed interconnection between each module and an intelligent out-of-band Management module is realized, the problems that the prior art does not design the whole architecture of a software defined module system and does not relate to a software defined method under the whole architecture of the software defined module system are solved, and the reconstruction mode of a functional module is provided favorably.
In the present invention, in order to enable each basic function module in the system to be defined by software, a software-defined path is provided, and the service function unit is used for:
1. access is performed through a serial port of the system;
2. fault log recording and SNMP alarm sending;
3. accessing a System Event Log (SEL) and sensor status;
4. controlling starting and shutdown;
5. support independent of system power or operating state;
6. text console redirection for system setup, text utility and operating system console based.
Specifically, the service function Unit (FRU, Field replaceable Unit) is a managed object of the intelligent out-of-band management module, and is a minimum function Unit managed by the out-of-band management module. The functions are indispensable functions of a system management minimum functional unit, namely a business functional unit, and the software definition of each functional unit by the system can be expanded based on the system architecture, so that the aim of backward compatibility is fulfilled. Each of the software defined platform management controllers may be connected to one or more than two business function units.
Software-defined equipment focuses mainly on 3 aspects: the system comprises system modularization, software-oriented software and hardware interfaces in modules, a module reconstruction mode and a system architecture. In the invention, an implementation framework is provided for how to realize the reconfiguration of the functional module, which is beneficial to unifying the reconfiguration mode of the module, namely realizing the compatibility of software defined calculation, storage and exchange; in addition, an independent management architecture is arranged under the system architecture, the in-band system function and the out-band management function are strictly distinguished, and the depth of software definition is improved; meanwhile, the invention provides a bus type network and an SERDES bus, thereby realizing the function of high-speed software reconstruction.
In the prior art, an integral framework of software definition equipment is lacked, and a unified framework cannot be built by utilizing each basic function module.
Referring to fig. 3 and 4, based on the first embodiment of the software definition method of the software definition device of the present invention and the second embodiment of the software definition method of the software definition device of the present invention, when the service functional unit is connected with a code storage area in signal connection with the software-defined platform management controller, the software definition instruction includes a reconfiguration instruction of the code storage area; the step S20 includes:
step S201, according to the reconstruction instruction of the code storage area, transmitting an external code to the case management controller;
step S202, the case management controller sends a first data transmission instruction to the software-defined platform management controller of the corresponding basic function module through the bus type network;
step S203, the chassis management controller receives a first response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
step S204, transmitting the external code to the corresponding code storage area of the basic function module through the SERDES bus to execute the reconfiguration of the code storage area.
In the invention, the service function unit is connected with a high-speed software reconfiguration interface which is in signal connection with the software definition platform management controller, and the high-speed software reconfiguration interface comprises a code storage area so as to realize high-speed software reconfiguration according to the code storage area of the service function unit and the steps S201 to S204.
The high-speed software reconfiguration interface needs to ensure the complete reconfiguration of the system code storage area, and in this case, the system can continue to work normally only by restarting all software in the whole basic function module. The reconfiguration of the code storage area needs to ensure the reliability of the system during updating, all communication parts continue to use IIC bus parts or CAN bus parts with redundant buses, external code data are transmitted through SERDES buses, and after the external code is transmitted, first data verification needs to be performed in a software defined platform management controller to ensure that the external code is successfully stored in the code storage area.
Specifically, the step of verifying the first data includes: the software defined platform management controller verifies whether the code storage area is completely received by the external code; if yes, sending a signal of finishing receiving to the case management controller through the bus type network; and if not, continuously transmitting the external code to the code storage area through the SERDES bus to execute the reconstruction of the code storage area. Referring to FIG. 4, the control flow is (i → c → o. When receiving a high-speed data stream (an external code, an external function parameter or external debugging data), the chassis management controller acquires initial data of the high-speed data stream as first identification data, acquires end data of the high-speed data stream as second identification data, and sends the first identification data, the second identification data and the high-speed data stream to a software definition platform management controller of a corresponding basic function module. In the transmission process of the high-speed data stream, the software defined platform management controller detects the initial data and the ending data of the currently received data according to a preset time interval, when the initial data is the first identification data and the ending data is the second identification data, the data reception is finished, and if not, the data reception is not finished.
Referring to fig. 3 and 4, based on the first embodiment or the second embodiment of the software definition method of the software definition device of the present invention, in the third embodiment of the software definition method of the software definition device of the present invention, when the service functional unit is connected with a functional area in signal connection with the software defined platform management controller, the software definition instruction includes a reconfiguration instruction of the functional area; the step S20 further includes:
step S205, according to the reconfiguration instruction of the functional area, transmitting external functional parameters to the chassis management controller;
step S206, the case management controller sends a second data transmission instruction to the software-defined platform management controller of the corresponding basic function module through the bus type network;
step S207, the chassis management controller receives a second response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
step S208, transmitting the external function parameter to the corresponding functional area of the basic functional module through the SERDES bus to execute the reconfiguration of the functional area.
In this embodiment, the high-speed software reconfiguration interface further includes a function area to ensure parameter reconfiguration of the system function area, and in this case, the software of the function unit does not need to be restarted as a whole, and only the function software service that needs to be reconfigured needs to be restarted.
After the external function parameters are transmitted, a second data check needs to be performed in the software defined platform management controller to ensure that the external function parameters are successfully stored in the functional area.
Specifically, the step of verifying the second data includes: the software defined platform management controller verifies whether the functional area completely receives the external functional parameters; if yes, sending a signal of finishing receiving to the case management controller through the bus type network; and if not, continuously transmitting the external function parameters to the functional area through the SERDES bus to execute the reconstruction of the functional area. Referring to FIG. 4, the control flow is (r → r).
Referring to fig. 3 and 5, based on the first to third embodiments of the software definition method of the software definition device of the present invention, in a fourth embodiment of the software definition method of the software definition device of the present invention, the service function unit is connected to a debug interface area in signal connection with the software definition platform management controller; the software definition method of the software definition equipment further comprises the following steps:
step S30, obtaining a debugging instruction and debugging data;
step S40, according to the debugging instruction, sending a control flow from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus type network, and sending a debugging instruction and debugging data from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus, so as to execute remote debugging of the basic function module.
Wherein the step S40 includes:
step S401, according to the debugging instruction, transmitting the debugging instruction to the case management controller;
step S402, the case management controller sends a debugging preparation instruction to the software-defined platform management controller of the corresponding basic function module through the bus type network;
step S403, the chassis management controller receives a third response instruction sent by the software defined platform management controller of the corresponding basic function module through the bus type network;
step S404, transmitting the debugging instruction to the corresponding debugging interface region of the basic function module through the SERDES bus to execute remote debugging.
Steps S401 to S404 describe steps of the remote debugging interface.
In the second to fourth embodiments, the process of transmitting the external code, the external function parameter, and the remote debugging command to the chassis management controller may be transmitted through ethernet or other feasible manners.
The remote debugging interface is used for:
1. the online debugging of the integrated equipment is facilitated, and debugging objects comprise a CPU, a GPU, an FPGA, a DSP, an MCU and the like;
2. the method supports online fault diagnosis, and when a certain functional unit in the system has a fault, the fault diagnosis can be directly carried out through the remote debugging interface under the condition of not changing the system state, so that the fault diagnosis efficiency is improved. The control process of the remote debug interface also takes a mode in which the control flow and the data flow are separated, i.e. the control flow goes to the bus type network and the data flow goes to the SERDES bus. Referring to FIG. 5, the control flow is (i → c → o.
Further, the software definition equipment comprises a plurality of basic function modules capable of being defined by software, each basic function module is managed out of band through a chassis management controller of the intelligent out-of-band management module, the instruction received by the chassis management controller comprises instruction type information (the instruction type comprises a software definition instruction and a debugging instruction, wherein the software definition instruction comprises a reconfiguration instruction of a code storage area and a reconfiguration instruction of a function area) and controlled basic function module information, and when the chassis management controller receives the instruction, the controlled basic function module is determined according to the controlled basic function module information, so that the instruction is sent to the corresponding basic function module. And judging which instruction (a reconstruction instruction of a code storage area, a reconstruction instruction of a functional area or a debugging instruction) the instruction belongs to according to the instruction type information in the software defined platform management controller of the corresponding basic functional module.
Referring to fig. 3, based on the first to fourth embodiments of the software defining method of the software defining equipment of the present invention, and the fifth embodiment of the software defining method of the software defining equipment of the present invention, the software defining platform management controller is respectively connected to the power supply and the temperature detecting unit by signals, and the software defining method of the software defining equipment further includes:
step S50, detecting temperature data of the service function unit through the temperature detection unit;
and step S60, controlling the on-off of the power supply according to the temperature data of the service function unit.
In this embodiment, the temperature detection unit is a temperature sensor, and the temperature detection unit is configured to sense temperature data of the service function unit, and when the temperature data exceeds a preset temperature value, the power supply is controlled to be turned off, so as to prevent the service function unit whose temperature data exceeds the preset temperature value from being over-temperature, and form an over-temperature protection mechanism of the service function unit.
Based on the first to fourth embodiments of the software definition method of the software-defined equipment of the present invention, the fifth embodiment of the software definition method of the software-defined equipment of the present invention further includes:
step S70, when detecting the starting signal of the service function unit, verifying through the software defined platform management controller;
and step S80, after the verification is passed, sending the running program to the service function unit so as to start the service function unit.
Specifically, in each basic function module, at least one of a debugging interface area, a function area and a code storage area is connected in series between the service function unit and the software defined platform management controller. In this embodiment, at least a code storage area is connected in series between the service function unit and the software defined platform management controller. When the service function unit is started, firstly, the software definition platform management controller is used for verifying, whether a verification condition is met is judged, if the verification is passed, the running program stored in the code storage area is sent to the service function unit, and therefore the service function unit can be started. Therefore, the software defined platform management controller in the invention can control the starting of the service function unit.
For example, according to the fifth embodiment, it can be determined whether a verification condition is that the temperature data of the service functional unit does not exceed a preset temperature value, and if so, the verification is passed.
Based on the first to fifth embodiments of the software definition method of the software definition device of the present invention, in a sixth embodiment of the software definition method of the software definition device of the present invention, the data information sent to each of the basic function modules by the chassis management controller includes a time synchronization code; the software-defined method of the software-defined equipment further comprises:
step S90, each basic function module receives the data information sent by the chassis management controller;
and step S100, each basic function module corrects local time according to the time synchronization code in the data information so as to keep the time of each basic function module synchronous.
Specifically, the software defined equipment of the present invention may further include a clock synchronization interface, and the clock synchronization interface is connected between the service function unit and the software defined platform management controller by a signal. Specifically, in a system requiring clock synchronization among the basic function modules, a time synchronization function among the modules is realized by adding a time synchronization code into an SERDES signal. The scheme of adding the time synchronization code reduces the physical pin overhead and does not affect the normal use of the high-speed communication function of the SERDES.
To achieve the above object, the present invention further provides a software defined device for performing the steps of the method according to any of the above embodiments; the software definition equipment comprises a plurality of basic function modules which can be defined by software and an intelligent out-of-band management module for the software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; and each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively. The software definition equipment has various functions of the software definition method, so that the beneficial effects of the software definition method are achieved, and the detailed description is omitted.
Referring to fig. 6, preferably, the basic function module is provided with a first interface and a second interface, the basic function module performs in-band communication connection with a middleware layer through the first interface, and the basic function module performs out-of-band communication connection with the intelligent out-of-band management module through the second interface.
Specifically, the first interface may be an API interface. In a specific embodiment, among the functions provided externally by all the basic function modules of the software-defined equipment, the first interface includes a standard API interface and an extended API interface. The standard API interface realizes the basic function of the functional module and can be used as a necessary interface; the extended API interface realizes the enhancement function and can be used as an optional interface. The second interface is an out-of-band management interface.
Preferably, at least one of a debugging interface area, a function area, a code storage area and a clock synchronization interface is in signal connection between the service function unit and the software defined platform management controller. The function area and the code storage area are used as high-speed software reconstruction interfaces, and the debugging interface area is used as a remote debugging interface.
In the invention, the software-defined platform management controller is downward compatible with all functions of the management interface of the intelligent platform with the out-of-band management interface, and on the basis, a high-speed SERDES interface for the upper communication is added, thereby ensuring the running capability of a real-time bus and the capability of large-bandwidth data communication; the interface with each debugging interface area is increased to achieve the remote debugging function, and the interface with each code storage area is increased to increase the software-definable depth of each basic function module.
Preferably, the software-defined platform management controller and the service functional unit of each of the basic functional modules are packaged as independent replaceable modules. The independent replaceable module is beneficial to realizing the loading of the basic function unit as required; the Modular Open System Architecture (MOSA) can be unified, and plug and play of the functional modules can be realized; the system function reconstruction as required is also facilitated; and the independent replaceable modules are beneficial to unifying management interfaces, supporting the reconfiguration of system bottom hardware, supporting software enabling hardware and realizing the software definition of the system, so that the configurable degree of platform software or hardware is deeper, and the software definition superiority is improved.
In the invention, software and hardware are decoupled and divided into a plurality of independent basic functional units, each unit can be redefined by software, and a new technology, a new process and a new scheme can be independently introduced without influencing other functions of the system, thereby facilitating independent evolution, maintenance and upgrading of the system. The realization of unitization can increase the quantity of unit production, thereby realizing the cost reduction. It is possible to let the system designer focus on innovations in the area of interest of himself without distracting from the design analysis of other functional units. The method can shorten the research and development period, improve the interchangeability of parts, reduce the research and development cost and improve the technical iteration speed.
Preferably, the software-defined platform management controller is respectively in signal connection with the power supply and the temperature detection unit.
Preferably, the middleware layer is in communication connection with an application layer; the application layer comprises at least one of a control communication application module, a measurement and control application module, an information acquisition application module, a test simulation application module and an equipment management application module.
Preferably, the number of basic function modules includes at least one of a perception function module, a computation function module, a storage function module, a switching function module, and a presentation function module.
The basic function unit is a basic module which is divided according to different division of functions and has relatively independent and complete functions, and in the invention, the sensing function module is responsible for data acquisition, including analog-to-digital conversion, digital interface and the like; the calculation function module is responsible for control and algorithm processing of the system and comprises a CPU, a GPU, an NPU, a DSP, an FPGA and the like; the storage function module provides a data storage space for the system, and comprises a block storage device, a file storage device, an object storage device and the like; the network function module is responsible for data interaction among the basic function units and comprises an Ethernet switch, an SRIO switch and a PCIE switch; the display function module is responsible for human-computer interaction and comprises a display and a software interface.
The software definition awareness, software definition computation, software definition storage, software definition exchange and software definition presentation in fig. 6 are business function units, and the out-of-band control and software definition intelligent out-of-band management part belongs to the out-of-band management part. The out-of-band management comprises a standard intelligent platform management controller, an intelligent platform management bus and a case management controller, wherein the intelligent platform management bus comprises a bus type network to realize communication among all basic function modules, and the intelligent platform management bus also comprises an SERDES (serial enhanced data encryption standard) bus to realize high-speed interconnection between all the basic function modules and the intelligent out-of-band management module. The high-speed interconnection path is matched with a bus type network, so that the rapid updating of software codes, the uploading and issuing of debugging information and the issuing of real-time synchronous signals can be realized, meanwhile, the intelligent out-of-band management module has a fault intelligent detection function, the possibility of problems of each basic function module can be predicted in real time, and more losses can be timely warned and prevented. The chassis management controller realizes the functions of summarizing the out-of-band management information, logging and reporting out of each functional module.
Among them, the bus type network may have 2 (for example, two bus type networks may be provided in fig. 2, 4, and 5, respectively) as redundant buses.
The basic function modules in the invention have the same implementation framework, and provide a foundation for the physical position exchange of the functional units of the system.
Specifically, the chassis management controller is configured to perform out-of-band communication with the plurality of basic function modules, count and identify a total instruction to be processed and a to-be-processed instruction of each basic function module in the chassis management controller, and calculate a first predicted processing time of the total instruction and a second predicted processing time corresponding to the to-be-processed instruction of each basic function module. When the ratio of the second expected processing time to the first expected processing time of one of the basic function modules exceeds a preset value, marking as an overtime processing module; and sending the instruction to be processed from the chassis management controller to the software-defined platform management controller of the timeout function module through the SERDES bus.
The basic function modules of the software defined equipment with the same functions have at least one. Each basic function module with the same function has the same function code and different sequence numbers; and respectively counting and identifying the instructions to be processed of the basic function module of each sequence number of the same function code in the case management controller, and calculating the third predicted processing time of the basic function module of each sequence number of the same function code on the current instructions to be processed. And sequencing the third predicted processing time of the basic function modules of each sequence number of the same function code, and combining the basic function modules sequenced at the first N bits with the basic function modules sequenced at the last N bits to form a new basic function group, wherein N is a positive integer.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a computer-readable storage medium (such as ROM/RAM, magnetic disk, optical disk) as described above, and includes several instructions for enabling a terminal device to enter the method according to the embodiments of the present invention.
In the description herein, references to the description of the term "an embodiment," "another embodiment," "other embodiments," or "first through Xth embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, method steps, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A software definition method of software-defined equipment is characterized in that the software-defined equipment comprises a plurality of basic function modules which can be defined by software and comprises an intelligent out-of-band management module for the software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively; at least one of a debugging interface area, a function area, a code storage area and a clock synchronization interface is in signal connection between the service function unit and the software defined platform management controller, the function area and the code storage area are used as high-speed software reconstruction interfaces, and the debugging interface area is used as a remote debugging interface; the software definition method of the software definition equipment comprises the following steps:
acquiring a software defined instruction and a high-speed data stream, wherein the high-speed data stream comprises an external code and an external function parameter;
and according to the software definition instruction, sending a control flow from the case management controller to the software definition platform management controller of the corresponding basic function module through the bus type network, and sending the high-speed data flow from the case management controller to the service function unit of the corresponding basic function module through the SERDES bus so as to execute the software definition of the basic function module.
2. The software definition method of the software definition equipment according to claim 1, wherein when the service function unit is connected with a code storage area in signal connection with the software defined platform management controller, the software definition instruction comprises a reconfiguration instruction of the code storage area; the step of sending a control flow from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus-type network and sending the high-speed data flow from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus according to the software-defined instruction to execute the software definition of the basic function module includes:
transmitting an external code to the case management controller according to the reconfiguration instruction of the code storage area;
the case management controller sends a first data transmission instruction to the software definition platform management controller of the corresponding basic function module through the bus type network;
the case management controller receives a first response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
and transmitting the external code to the corresponding code storage area of the basic function module through the SERDES bus to execute the reconstruction of the code storage area.
3. The software definition method of the software definition equipment according to claim 1, wherein when the service function unit is connected with a function area in signal connection with the software defined platform management controller, the software definition command comprises a reconfiguration command of the function area; the step of sending a control flow from the chassis management controller to the software-defined platform management controller of the corresponding basic function module through the bus-type network and sending the high-speed data flow from the chassis management controller to the service function unit of the corresponding basic function module through the SERDES bus according to the software-defined instruction to execute the software definition of the basic function module further includes:
transmitting external function parameters to the case management controller according to the reconfiguration instruction of the function area;
the case management controller sends a second data transmission instruction to the software-defined platform management controller of the corresponding basic function module through the bus type network;
the case management controller receives a second response instruction sent by the software-defined platform management controller of the corresponding basic function module through the bus type network;
and transmitting the external function parameters to the corresponding functional area of the basic functional module through the SERDES bus so as to execute the reconstruction of the functional area.
4. The software definition method of software defined equipment according to claim 1, characterized in that said service function unit is connected with a debugging interface area in signal connection with said software defined platform management controller; the software definition method of the software definition equipment further comprises the following steps:
acquiring a debugging instruction and debugging data;
and according to the debugging instruction, sending a control flow from the case management controller to the software-defined platform management controller of the corresponding basic function module through the bus type network, and sending a debugging instruction and debugging data from the case management controller to the service function unit of the corresponding basic function module through the SERDES bus so as to execute remote debugging of the basic function module.
5. The software-defined method of any one of claims 1 to 4, wherein the software-defined platform management controller is in signal connection with a power supply and a temperature detection unit, respectively, the software-defined method further comprising:
detecting the temperature data of the service function unit through the temperature detection unit;
and controlling the on-off of the power supply according to the temperature data of the service function unit.
6. The software-defined method of software-defined equipment of any one of claims 1 to 4, further comprising:
when the starting signal of the service function unit is detected, the software defined platform management controller is used for verifying;
and after the verification is passed, sending the running program to the service function unit so as to start the service function unit.
7. The software definition method of the software definition equipment according to any one of claims 1 to 4, wherein the data information sent by the chassis management controller to each of the basic function modules contains a time synchronization code; the software-defined method of the software-defined equipment further comprises:
each basic function module receives the data information sent by the chassis management controller;
and each basic function module corrects local time according to the time synchronization code in the data information so as to keep the time of each basic function module synchronous.
8. Software defined equipment for carrying out the steps of the method according to any one of claims 1 to 7; the software definition equipment comprises a plurality of basic function modules which can be defined by software and an intelligent out-of-band management module for the software definition; each basic function module comprises a software defined platform management controller and a service function unit which are in communication connection; the intelligent out-of-band management module comprises a chassis management controller; and each software-defined platform management controller is in signal connection with the case management controller through a bus type network and an SERDES bus respectively.
9. The software defined kit of claim 8, wherein the base function module is configured with a first interface and a second interface, the base function module being in-band communicatively coupled to a middleware layer via the first interface, the base function module being in out-of-band communicatively coupled to the intelligent out-of-band management module via the second interface.
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| CN106712994A (en) * | 2015-11-16 | 2017-05-24 | 中兴通讯股份有限公司 | Software defined network management method and communication system |
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