CN101840345A - Configuration parameter-identifying method, system and embedded equipment - Google Patents
Configuration parameter-identifying method, system and embedded equipment Download PDFInfo
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Abstract
The invention applies to technical field of embedded systems, and provides a configuration parameter-identifying method, a system and embedded equipment. The method comprises the following steps: running a starting program and controlling the reading of device configuration parameters prestored in a first memory area; judging whether the read device configuration parameters are valid; writing the device configuration parameters into a register to configure a device when the read device configuration parameters are judged to be valid; and writing default general configuration parameters preconfigured in a second memory area into the register to configure the device when the read device configuration parameters are judged to be invalid. The embodiment of the invention solves the problem that prestored configuration parameters cannot configure replaced devices and the starting program needs to be modified when compatible embedded system devices need to be replaced, does not increase the cost of embedded system products, and brings convenience to system developers.
Description
Technical field
The invention belongs to the embedded system technology field, relate in particular to a kind of recognition methods, system and embedded device of configuration parameter.
Background technology
Embedded system is fixed the configuration parameter of one group of device in start-up routine when design, this configuration parameter carries out initial configuration to each device of embedded system, and its concrete flow process is:
1. a set of configuration parameters is written in the register;
2. system opens, and start-up routine is carried out described configuration parameter, and each device of embedded system is configured.
When needs were changed compatible embedded system device, then stored configuration parameters can not be configured the device of changing in advance, needed to revise start-up routine, increased the cost of embedded system product.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of recognition methods of configuration parameter, be intended to solve in the prior art, when needs are changed compatible embedded system device, then stored configuration parameters can not be configured the device of changing in advance, need to revise start-up routine, increase the problem of the cost of embedded system product.
The embodiment of the invention is achieved in that a kind of recognition methods of configuration parameter, and described method comprises the steps:
The operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control;
Judge whether the described cell configuration parameter that reads is effective;
When the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured;
When the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured.
Another purpose of the embodiment of the invention is to provide a kind of recognition system of configuration parameter, and described system comprises:
Cell configuration parameter read module is used to move start-up routine, and the cell configuration parameter of storing in advance in first memory block is read in control;
Judge module is used to judge whether the described cell configuration parameter that reads is effective;
First writing module is used for when described judge module judges that the described cell configuration parameter that reads is effective described cell configuration parameter being write register, and device is configured; And
Second writing module is used for when described judge module judges that the described cell configuration parameter that reads is invalid the general configuration parameters that is pre-configured in the acquiescence in second memory block being write in the register, and device is configured.
Another purpose of the embodiment of the invention is to provide a kind of embedded device, and described embedded device comprises the recognition system of configuration parameter, and described system comprises:
Cell configuration parameter read module is used to move start-up routine, and the cell configuration parameter of storing in advance in first memory block is read in control;
Judge module is used to judge whether the described cell configuration parameter that reads is effective;
First writing module is used for when described judge module judges that the described cell configuration parameter that reads is effective described cell configuration parameter being write register, and device is configured; And
Second writing module is used for when described judge module judges that the described cell configuration parameter that reads is invalid the general configuration parameters that is pre-configured in the acquiescence in second memory block being write in the register, and device is configured.
In embodiments of the present invention, the operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control; Judge whether the described cell configuration parameter that reads is effective; When the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured; When the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured, solved when needing to change compatible embedded system device, then stored configuration parameters can not be configured the device of changing in advance, need to revise the problem of start-up routine, do not increase the cost of embedded system product, offer convenience to system developer.
Description of drawings
Fig. 1 is the realization flow figure of the recognition methods of the configuration parameter that provides of the embodiment of the invention;
Whether effectively Fig. 2 is the described cell configuration parameter that reads of judgement that the embodiment of the invention provides realization flow figure;
Fig. 3 is the structured flowchart of the recognition system of the configuration parameter that provides of the embodiment of the invention;
Fig. 4 is the structured flowchart of first judge module that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In embodiments of the present invention, the operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control; Judge whether the described cell configuration parameter that reads is effective; When the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured; When the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured.
Fig. 1 shows the realization flow of the recognition methods of the configuration parameter that the embodiment of the invention provides, and its concrete step is as described below:
In step S101, the operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control.
In embodiments of the present invention, the cell configuration parameter of storing in this first memory block is the correlation parameter of embedded system product design when appearing on the scene, and it is stored in first memory block, and the device of the embedded system product that it can be when appearing on the scene carries out initial configuration.
In step S102, judge whether the described cell configuration parameter read is effective, be execution in step S103 then, otherwise execution in step S104.
In embodiments of the present invention, effectively whether the cell configuration parameter that judgement is read implementation method, and following have specific embodiment to be described, and do not repeat them here.
In step S103, when the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured.
In embodiments of the present invention, when the cell configuration parameter that this reads is effective, when then start-up routine moves, this cell configuration parameter is write register, adopt this cell configuration parameter device to be carried out initial configuration for the basis.
In step S104, when the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured.
In embodiments of the present invention, when the cell configuration parameter that this reads is invalid, start-up routine when operation then, the general configuration parameters of the acquiescence of second storage area stores is write register, adopt the general configuration parameters of acquiescence device to be carried out initial configuration for the basis.
As one embodiment of the present of invention, above-mentioned first memory block and second memory block can be the different storage zone of same storer, for example, and flash memory (Flash); Can certainly be the storage area on the different memory, this not in order to the restriction the present invention.
Before carrying out the foregoing description, need to store the cell configuration parameter into first memory block in advance, store the general configuration parameters of giving tacit consent to into second memory block.
In embodiments of the present invention, above-mentioned configuration parameter includes but not limited to CPU pll clock and each submodule frequency-dividing clock, LMI (Local Memory Interface) frequency, size and CAS value, and FMI (Flashand peripheral Memory Interface) configuration data.
As an alternative embodiment of the invention, effectively whether the described cell configuration parameter that the judgement that Fig. 2 shows the embodiment of the invention to be provided is read realization flow, and its concrete step is as described below:
In step S201, before the operation start-up routine, the parameter of memory device configuration parameter and normal data in advance.
In step S202, each parameter in the described cell configuration parameter is done additive operation, obtain parameter and.
In step S203, compare with parameter with stored parameters and normal data in advance, judge described parameter and whether equate with stored parameters and normal data in advance, be execution in step S204 then, otherwise execution in step S205.
In step S204, if parameter and equate with stored parameters and normal data in advance judges that then the described cell configuration parameter that reads is effective, and continue the described cell configuration parameter of execution and write register, the step that device is configured.
In step S205, as if parameter with stored parameters and normal data are unequal in advance, judge that then the described cell configuration parameter read is invalid, and continue to carry out the general configuration parameters that will be pre-configured in the acquiescence in second memory block and write in the register, the step that device is configured.
Whether effectively the cell configuration parameter that the above-mentioned judgement that provides is read scheme can certainly adopt other modes to carry out the judgement of validity only for a specific embodiment of the present invention, do not repeat them here, but not in order to restriction the present invention.
Fig. 3 shows the structured flowchart of the recognition system of the configuration parameter that the embodiment of the invention provides, for convenience of explanation, only provided the part relevant among the figure with the embodiment of the invention, wherein, the recognition system of configuration parameter can be built in software unit, hardware cell or the software and hardware combining unit of embedded device.
Cell configuration parameter read module 11 operation start-up routines, the cell configuration parameter of storing in advance in first memory block is read in control; Judge module 12 judges whether the described cell configuration parameter that reads is effective; When described judge module 12 judged that the described cell configuration parameter that reads is effective, first writing module 13 write register with described cell configuration parameter, when described judge module 12 judges that the described cell configuration parameter that reads is invalid, device was configured; The general configuration parameters that second writing module 14 will be pre-configured in the acquiescence in second memory block writes in the register, and device is configured.
In embodiments of the present invention, memory module 15 stores the cell configuration parameter into first memory block in advance in advance, stores the general configuration parameters of giving tacit consent to into second memory block.
As one embodiment of the present of invention, as shown in Figure 4, parameter and normal data configuration module 121 before the operation start-up routine, the parameter of memory device configuration parameter and normal data in advance; Additive operation module 122 is done additive operation with each parameter in the described cell configuration parameter, obtain parameter and; Comparison judge module 123 with described parameter and with described parameter and normal data configuration module 121 in advance stored parameters and normal data compare, judge described parameter and with whether stored parameters and normal data equate in advance; As if the described comparison judge module 123 described parameters of judgement with stored parameters and normal data equate in advance, the described cell configuration parameter that 124 judgements of first determination module are read is effective, continue to carry out described first writing module 13 the cell configuration parameter is write register, the step that device is configured; If it is described as if parameter with stored parameters and normal data are unequal in advance that described comparison judge module 123 is judged, the described cell configuration parameter that 125 judgements of second determination module are read is invalid, continue to carry out the general configuration parameters that described second writing module 14 will be pre-configured in the acquiescence in second memory block and write in the register, the step that device is configured.
Above-mentioned only is a system embodiment of the present invention, and the functional description of its each module is specifically as described in the above-mentioned method embodiment, at this not in order to restriction the present invention.
In embodiments of the present invention, the operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control; Judge whether the described cell configuration parameter that reads is effective; When the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured; When the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured, solved when needing to change compatible embedded system device, then stored configuration parameters can not be configured the device of changing in advance, need to revise the problem of start-up routine, do not increase the cost of embedded system product, offer convenience to system developer.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the recognition methods of a configuration parameter is characterized in that, described method comprises the steps:
The operation start-up routine, the cell configuration parameter of storing in advance in first memory block is read in control;
Judge whether the described cell configuration parameter that reads is effective;
When the described cell configuration parameter that reads when judgement is effective, described cell configuration parameter is write register, device is configured;
When the described cell configuration parameter that reads when judgement is invalid, the general configuration parameters that is pre-configured in the acquiescence in second memory block is write in the register, device is configured.
2. the method for claim 1 is characterized in that, described operation start-up routine, and control is read in first memory block and is also comprised the steps: before the step of the cell configuration parameter of storage in advance
Store the cell configuration parameter into first memory block in advance, store the general configuration parameters of giving tacit consent to into second memory block.
3. the method for claim 1 is characterized in that, whether effectively the described cell configuration parameter that described judgement is read step specifically comprises:
Each parameter in the described cell configuration parameter is done additive operation, obtain parameter and;
Compare with described parameter with stored parameters and normal data in advance, judge described parameter and with whether stored parameters and normal data equate in advance;
If parameter and equate with stored parameters and normal data in advance judges that then the described cell configuration parameter that reads is effective, continue the described cell configuration parameter of execution and write register, the step that device is configured;
As if parameter with stored parameters and normal data are unequal in advance, judge that then the described cell configuration parameter that reads is invalid, continue to carry out the general configuration parameters that will be pre-configured in the acquiescence in second memory block and write in the register, the step that device is configured.
4. method as claimed in claim 3 is characterized in that, described each parameter in the described cell configuration parameter is done additive operation, obtain parameter and step before also comprise the steps:
Before the operation start-up routine, the parameter of memory device configuration parameter and normal data in advance.
5. the recognition system of a configuration parameter is characterized in that, described system comprises:
Cell configuration parameter read module is used to move start-up routine, and the cell configuration parameter of storing in advance in first memory block is read in control;
Judge module is used to judge whether the described cell configuration parameter that reads is effective;
First writing module is used for when described judge module judges that the described cell configuration parameter that reads is effective described cell configuration parameter being write register, and device is configured; And
Second writing module is used for when described judge module judges that the described cell configuration parameter that reads is invalid the general configuration parameters that is pre-configured in the acquiescence in second memory block being write in the register, and device is configured.
6. system as claimed in claim 5 is characterized in that, described system also comprises:
Memory module is used for storing the cell configuration parameter into first memory block in advance in advance, stores the general configuration parameters of giving tacit consent to into second memory block.
7. system as claimed in claim 5 is characterized in that, described judgement read through model specifically comprises:
The additive operation module is used for each parameter of described cell configuration parameter is done additive operation, obtain parameter and;
The comparison judge module is used for comparing with described parameter with stored parameters and normal data in advance, judges described parameter and with whether stored parameters and normal data equate in advance;
First determination module, be used for if described comparison judge module is judged described parameter and with stored parameters and normal data equate in advance, judge that then the described cell configuration parameter that reads is effective, continue to carry out described first writing module cell configuration parameter is write register, the step that device is configured; And
Second determination module, be used for if described comparison judge module is judged described as if parameter with stored parameters and normal data are unequal in advance, judge that then the described cell configuration parameter that reads is invalid, continue to carry out the general configuration parameters that described second writing module will be pre-configured in the acquiescence in second memory block and write in the register, the step that device is configured.
8. system as claimed in claim 7 is characterized in that, described system also comprises:
Parameter and normal data configuration module were used for before the operation start-up routine, in advance the parameter of memory device configuration parameter and normal data.
9. an embedded device is characterized in that, described embedded device comprises the recognition system of configuration parameter, and described system comprises:
Cell configuration parameter read module is used to move start-up routine, and the cell configuration parameter of storing in advance in first memory block is read in control;
Judge module is used to judge whether the described cell configuration parameter that reads is effective;
First writing module is used for when described judge module judges that the described cell configuration parameter that reads is effective described cell configuration parameter being write register, and device is configured; And
Second writing module is used for when described judge module judges that the described cell configuration parameter that reads is invalid the general configuration parameters that is pre-configured in the acquiescence in second memory block being write in the register, and device is configured.
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| WO2013075522A1 (en) * | 2011-11-24 | 2013-05-30 | 中兴通讯股份有限公司 | Method and device for implementing universality of boot program for embedded device |
| CN103136022A (en) * | 2011-12-02 | 2013-06-05 | 阿尔特拉公司 | Logic device having a compressed configuration image stored on an internal read only memory |
| CN105224352A (en) * | 2014-06-26 | 2016-01-06 | 中兴通讯股份有限公司 | Method for upgrading software version and veneer |
| WO2016000354A1 (en) * | 2014-06-30 | 2016-01-07 | 中兴通讯股份有限公司 | Board configuration method and device |
| CN105808372A (en) * | 2016-03-04 | 2016-07-27 | 大唐微电子技术有限公司 | System initial index data configuration method and apparatus |
| CN106406283A (en) * | 2016-10-25 | 2017-02-15 | 威胜集团有限公司 | Data management method of double controllers of intelligent electric energy meter |
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| CN114312925A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Offline correction method and offline correction device for timetable |
| CN115348166A (en) * | 2022-08-17 | 2022-11-15 | 中车株洲电力机车研究所有限公司 | Method, system and related device for configuring network interface parameters |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2013075522A1 (en) * | 2011-11-24 | 2013-05-30 | 中兴通讯股份有限公司 | Method and device for implementing universality of boot program for embedded device |
| CN103136022A (en) * | 2011-12-02 | 2013-06-05 | 阿尔特拉公司 | Logic device having a compressed configuration image stored on an internal read only memory |
| CN103136022B (en) * | 2011-12-02 | 2018-05-29 | 阿尔特拉公司 | Compressed configuration image is stored in the logical device in internal read-only memory |
| CN105224352A (en) * | 2014-06-26 | 2016-01-06 | 中兴通讯股份有限公司 | Method for upgrading software version and veneer |
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| CN106406283A (en) * | 2016-10-25 | 2017-02-15 | 威胜集团有限公司 | Data management method of double controllers of intelligent electric energy meter |
| CN106406283B (en) * | 2016-10-25 | 2018-10-09 | 威胜集团有限公司 | The data managing method of intelligent electric energy meter dual controller |
| CN109346389A (en) * | 2018-10-22 | 2019-02-15 | 浙江正泰电器股份有限公司 | The electronic breaker and Protection parameters custom-built system of customizable Protection parameters |
| CN109346389B (en) * | 2018-10-22 | 2024-04-12 | 浙江正泰电器股份有限公司 | Electronic circuit breaker capable of customizing protection parameters and protection parameter customizing system |
| CN109341582A (en) * | 2018-10-31 | 2019-02-15 | 南京和瑞供应链管理有限公司 | Goods and materials outline data acquisition device and method suitable for large scene of storing in a warehouse |
| CN110433047A (en) * | 2019-07-25 | 2019-11-12 | 江苏慧明智能科技有限公司 | Intelligence cleaning device for nursing beds and intelligent cleaning method |
| CN111338896A (en) * | 2020-02-23 | 2020-06-26 | 苏州浪潮智能科技有限公司 | State machine state monitoring processing method and system based on FPGA |
| CN111338896B (en) * | 2020-02-23 | 2022-05-31 | 苏州浪潮智能科技有限公司 | State machine state monitoring processing method and system based on FPGA |
| CN114312925A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Offline correction method and offline correction device for timetable |
| CN112235818A (en) * | 2020-10-20 | 2021-01-15 | 上海擎昆信息科技有限公司 | Parameter loading device |
| CN112235818B (en) * | 2020-10-20 | 2021-06-08 | 上海擎昆信息科技有限公司 | Parameter loading device |
| CN115348166A (en) * | 2022-08-17 | 2022-11-15 | 中车株洲电力机车研究所有限公司 | Method, system and related device for configuring network interface parameters |
| CN115951940A (en) * | 2022-12-13 | 2023-04-11 | 远峰科技股份有限公司 | Camera parameter configuration method and device and electronic equipment |
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Application publication date: 20100922 |