CN103488492A - Reader equipment and firmware update method and device thereof - Google Patents
Reader equipment and firmware update method and device thereof Download PDFInfo
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- CN103488492A CN103488492A CN201210195934.6A CN201210195934A CN103488492A CN 103488492 A CN103488492 A CN 103488492A CN 201210195934 A CN201210195934 A CN 201210195934A CN 103488492 A CN103488492 A CN 103488492A
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Abstract
The invention discloses reader equipment and a firmware update method and device thereof. The method comprises the following steps that the reader equipment acquires version information of a firmware to be downloaded, and acquires the number of version files contained in the firmware to be downloaded according to the version information, wherein the reader equipment currently uses a main version file of the firmware; the reader equipment confirms a storage position of each version file contained in the firmware to be downloaded according to a corresponding relation of a standby version file of a preset firmware and a storage position; and the reader equipment downloads and stores the version files to the corresponding storage positions, and updates the standby version files. According to the reader equipment and the firmware update method and device, the stability and the convenience of firmware update can be improved, and the maintenance cost of the reader equipment is reduced.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of reader device and firmware upgrade method and device.
Background technology
The most basic bottom work of firmware executive system, can comprise boot, ramdisk and operating system.For the reader in radio-frequency recognition system, firmware also comprises the executive routine of fpga.In order to revise firmware, to adapt to the hardware environment of continuous renewal, at present, firmware software generally is stored in the programmable and erasable ROM (read-only memory) (Erasable Programmable ROM, referred to as EPROM) and flash memory (flash) that can repeat to write.
For radio-frequency recognition system, in application process, mostly adopt the design customized, original firmware program is difficult to all users' of all promising policy demand, even the firmware on some equipment in use can find that there is leak in firmware, or performance and use scenes the problem such as do not conform to, need to carry out field upgrade to equipment.At present, traditional upgrading mode has two kinds: a kind of is the editing machine that adopts chip by the file memory location of writing direct, and this need to adopt dedicated data line to connect computer and reader device; The second way is upgraded by network or by the network interface of computer and reader device.In current radio-frequency recognition system as shown in Figure 1, the firmware upgrade of reader device is generally the mode of employing mode two, by application management system, reader device is upgraded.But adopt this upgrading mode, owing to the firmware of former startup can being covered in escalation process, therefore, if firmware upgrade process is interrupted, will cause the firmware upgrade failure, after reader device is started shooting again, equipment can't start, need to send former factory brush machine back to, thereby cause the maintenance cost of reader device to increase.And, because reader usually is fixed on a higher or remote position, if the dismounting firmware updating also will spend a large amount of man power and materials.
Summary of the invention
Due to the problem that the firmware upgrade interruption causes the maintenance cost of reader device to increase, the invention provides a kind of reader device and firmware upgrade method thereof and device, at least to address the above problem for reader device firmware upgrade in correlation technique.
According to an aspect of the present invention, a kind of firmware upgrade method of reader device is provided, comprise: reader device obtains the version information of firmware to be downloaded, obtain according to described version information the version file quantity that described firmware to be downloaded comprises, wherein, the primary version file of the current use firmware of described reader device; Described reader device, according to the standby version file of the firmware set in advance and the corresponding relation of memory location, is determined the memory location of each version file that described firmware to be downloaded comprises; Described reader device is downloaded described each version file to be saved in corresponding memory location, upgrades described standby version file.
Preferably, reader device obtains the version information of firmware to be downloaded, comprising: described reader device receives the request that described firmware to be downloaded is downloaded in indication; Described reader device obtains the version information of described firmware to be downloaded from described request.
Preferably, the information that described reader device obtains according to described version information also comprises: proof test value; After described reader device is saved in corresponding memory location by described each file download, comprise: described reader device is according to described proof test value, described each version file of downloading is carried out to the Cyclic Redundancy Code CRC check, in the situation that verification passes through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.
Preferably, at described reader device, described each version file is downloaded and is saved in corresponding memory location, after upgrading described standby version file, described method also comprises: described reader device powers on after exiting use again, start described standby version file according to described sign, and described standby version file be set to key plate this, described primary version file is set to standby version.
Preferably, if described reader device starts described standby version file failure, described method also comprises: described reader device restarts described key plate presents.
Preferably, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set, comprises: by the position, activation marker position of the standby version of the described firmware that sets in advance.
Preferably, start described standby version file according to described sign, comprising: described reader device judges the whether set of activation marker position of described standby version, if, start described standby version file, and after starting successfully, described activation marker position is emptied; If the activation marker position of described standby version is empty, judge that whether primary version is available, if available, start described primary version file, if described primary version is unavailable, start described backup version file.
Preferably, if described reader device starts described primary version file failure, described method also comprises: described reader device is unavailable by the available flag position of described primary version, and starts described backup version file.
According to another aspect of the present invention, a kind of device for upgrading firmware of reader device is provided, firmware for the reader device of upgrading, comprise: acquisition module, for obtaining the version information of firmware to be downloaded, obtain according to described version information the version file quantity that described firmware to be downloaded comprises, wherein, the primary version file of the current use firmware of described reader device; Determination module, for the standby version file of the firmware according to setting in advance and the corresponding relation of memory location, determine the memory location of each version file that described firmware to be downloaded comprises; Download module, for described each version file is downloaded and is saved in corresponding memory location, upgrade described standby version file.
Preferably, the information that described acquisition module obtains according to described version information also comprises: proof test value; Described device also comprises: correction verification module, for according to described proof test value, carry out the Cyclic Redundancy Code CRC check to described each version file of downloading; Module is set, in the situation that verification is passed through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.
Preferably, described device also comprises: execution module, after at described reader device, exiting use, again power on, and start described standby version file according to described sign, and described standby version file be set to key plate this, described primary version file is set to standby version.
According to a further aspect of the invention, provide a kind of reader device, comprised the device for upgrading firmware of above-mentioned reader device.
By the present invention, when firmware upgrade, standby version file to reader device is upgraded, rather than directly cover the firmware of former startup, therefore, even upgrading is interrupted also not causing reader to start, thereby has improved stability and the convenience of firmware upgrade, reduced the maintenance cost of reader device.
The accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 is the structural representation according to the radio-frequency recognition system of correlation technique;
Fig. 2 is the process flow diagram according to the firmware upgrade method of the reader device of the embodiment of the present invention;
Fig. 3 is firmware file structural representation according to the preferred embodiment of the invention;
Fig. 4 is version management zone bit structural representation according to the preferred embodiment of the invention;
Fig. 5 is that firmware file is downloaded process flow diagram according to the preferred embodiment of the invention;
Fig. 6 is the process flow diagram that the reader firmware starts according to the preferred embodiment of the invention;
Fig. 7 is the structural representation according to the device for upgrading firmware of the reader device of the embodiment of the present invention;
Fig. 8 is the structural representation of the device for upgrading firmware of reader device according to the preferred embodiment of the invention.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the present invention in detail in conjunction with the embodiments.It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine mutually.
For adopt the firmware that covers former startup in correlation technique when the reader device firmware is upgraded, if thereby make upgrading interrupt the problem that will cause the maintenance cost of reader firmware to increase, the embodiment of the present invention provides a kind of firmware upgrade method of reader device.
Embodiment mono-
Fig. 2 is the process flow diagram according to the firmware upgrade method of the reader device of the embodiment of the present invention, and as shown in Figure 2, the method mainly comprises the following steps:
Step S202, reader device obtains the version information of firmware to be downloaded, according to described version information, obtains the version file quantity that described firmware to be downloaded comprises, wherein, the primary version file of the current use firmware of described reader device;
Step S204, reader device, according to the standby version file of the firmware set in advance and the corresponding relation of memory location, is determined the memory location of each version file that described firmware to be downloaded comprises;
Step S206, reader device is downloaded described each version file to be saved in corresponding memory location, upgrades described standby version file.
The said method provided by the embodiment of the present invention, when the firmware to reader device is upgraded, backup version file to firmware is upgraded, and do not cover the key plate presents of the current use of reader device, thereby even make upgrading interrupt also causing the firmware of reader device to start.
In a preferred implementation of the embodiment of the present invention, the version information that reader device obtains firmware to be downloaded can comprise the following steps:
Step 1, reader device receives the request that described firmware to be downloaded is downloaded in indication; For example, when firmware has renewal, can to reader device, be sent request by the management software on PC, the indication reader device is downloaded new firmware version, wherein, can carry the version information of firmware to be downloaded in this request;
Step 2, reader device obtains the version information of described firmware to be downloaded from described request.For example, reader device can read version information file, therefrom obtains the information such as file number, size or proof test value of packing in firmware to be downloaded.
By this preferred implementation, server side can be when firmware has renewal, and the proactive notification reader device carries out the firmware renewal, has improved the real-time of reader device firmware.
In another preferred implementation of the embodiment of the present invention, if the information that reader device obtains according to described version information comprises proof test value, after described reader device is saved in corresponding memory location by described each file download, the method can also comprise: described reader device is according to described proof test value, described each version file of downloading is carried out to the Cyclic Redundancy Code CRC check, in the situation that verification passes through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.By this preferred implementation, can, in the situation that newly downloaded firmware is just used in the firmware downloads success, further guarantee the stability of reader device operation.
In a preferred implementation of the embodiment of the present invention, at described reader device, described each version file is downloaded and is saved in corresponding memory location, after upgrading described standby version file, the method can also comprise: described reader device powers on after exiting use again, start described standby version file according to described sign, and described standby version file be set to key plate this, described primary version file is set to standby version.By this preferred implementation, make reader device can use in time the firmware of download, guarantee that reader device can meet user's demand.
In another preferred implementation of the embodiment of the present invention, if reader device starts described standby version file failure, the method can also comprise: described reader device restarts described key plate presents.By this preferred implementation, can further guarantee the normal operation of reader device, reduce the maintenance cost of reader device.
In an embodiment be more preferably of the embodiment of the present invention, the described reader device of indication is set and enables the sign of the described standby version file after renewal can comprise when start next time: by the position, activation marker position of the standby version of the described firmware that sets in advance.In this preferred implementation, can be respectively active and standby version the version management zone bit is set, this version management zone bit comprises above-mentioned activation marker position.By this preferred implementation, can be easily the key plate of firmware this and standby version be managed.
In a preferred implementation of the embodiment of the present invention, based on above-mentioned embodiment, starting described standby version file according to described sign can comprise the following steps:
Step 1, reader device judges the whether set of activation marker position of described standby version, if so, starts described standby version file, and after starting successfully, described activation marker position is emptied;
Step 2, if the activation marker position of described standby version is empty, judge that whether primary version is available, if available, starts described primary version file, if described primary version is unavailable, starts described backup version file.
In another preferred implementation of the embodiment of the present invention, above-mentioned version management zone bit can also comprise the available flag position, for identifying key plate, whether this can normally start while once powering on upper, in this preferred implementation, if described reader device starts described primary version file failure, the method can also comprise: described reader device is unavailable by the available flag position of described primary version, and starts described backup version file.
Embodiment bis-
In the present embodiment, the firmware file of reader is divided into: the boot of digiboard, ramdisk, operating system, tetra-parts of fpga.When version file is made, according to certain sequence of operation, four parts are packed.On reader device, because different versions leaves among different subregions, therefore, the version file of packing need to be kept at one by one to different subregions according to partition table on equipment.Simultaneously, in the present embodiment, reader device is deposited active and standby two parts of version files, the content of standby version is only upgraded in each download, only, after downloading successfully, just revise and start zone bit, start standby version, if standby version switches to key plate, this starts unsuccessfully afterwards, rolls back to original key plate originally.
Because firmware file is divided into a plurality of parts, therefore, firmware file, when compiling, as shown in Figure 3, according to the storage address of various piece, couples together its different piece to weave into a large firmware file.In the present embodiment, various piece reserved storage space for firmware file, wherein, firmware file for front several parts, reserved storage space is consistent with the size of the firmware file of this part, and (in actual applications, the size of firmware file is generally more fixing, and fluctuation is not very large, therefore, can estimate the reserved space of depositing various piece).Generalized case, the firmware file of each part can be more reserved than reality storage space little, thereby the size that can guarantee the firmware file of different editions can not exceed reserved storage space, and be that the reserved storage space of firmware file of last part can be the actual size of this part firmware file.Simultaneously, on reader device, as shown in Figure 3, set up a firmware version memory location contingency table, this contingency table has recorded the memory address of the each several part firmware file of firmware, when receiving the version file data, because the each several part firmware file may need to be stored in different subregions, therefore, reader device can be searched this contingency table, obtain memory location, size that the each several part firmware file is corresponding, store one by one.
In the present embodiment, in order to guarantee the stability of firmware downloads and switching, the firmware version of reader device is divided into advocates peace standby two kinds, and wherein, this is the startup version for key plate, and standby version is used while being this startup of mainboard failure or version download.Can preserve separately a set of firmware version control information for this two covers version in the reader device side, as shown in Figure 4, each Version Control information comprises: (1) active and standby zone bit is to be key plate basis or standby version for identifying this version; (2) activation marker position after the new standby version file of firmware version file down loading updating completes, by the position, activation marker position of standby version, can switch to primary version by standby version when start next time, enables standby version; (3) available flag, for identifying mainboard, whether this normally starts while once powering on upper.
Fig. 5 is in the present embodiment, the download process flow diagram of firmware upgrade, and as shown in Figure 5, in the present embodiment, the download flow process of firmware mainly comprises:
Step S501, at first the management software on PC can be to the reader device download request, and reader device is received request, starts firmware downloads;
Step S502, after reader device is received message, according to the version information in message, obtain the information such as file number, size, proof test value and quantity of packing in download firmware;
Step S503, reader device is found inner contingency table, determines corresponding position of downloading, then downloads the preservation file from FTP or the TFTP of PC server;
This step is carried out cycling according to the number of firmware file, until downloaded all firmware files.
Step S504, after version has been downloaded, carry out CRC check to the version of downloading, if check errors enters step S506 and directly returns an error to the PC server, finishes downloading process, otherwise enter step S505;
Step S506, the bundle firmware downloads.
Fig. 6 is in the present embodiment, the process flow diagram that firmware starts, and as shown in Figure 6, in the present embodiment, the firmware startup mainly comprises the following steps:
Step S601, device power, read Version Control information;
Step S602, travel through the activation mark set of active and standby version, judged whether that zone bit activates, if the zone bit of standby version performs step S606 for activating, if the activation marker position is all empty, performs step S603;
Step S603, find the key plate basis, if, after finding the key plate basis, perform step S604; If do not find key plate originally, perform step S606;
Step S604, check that whether key plate available flag position originally is true, true if, performs step S605; If key plate available flag position originally is unavailable, perform step S606;
Step S605, start key plate this, if start unsuccessfully be made as unavailable by the available flag position;
Step S606, be switched to standby version, and this version is set to key plate originally, and former key plate originally is set to standby version, if the position, activation marker position of this standby version empties the activation marker position, starts standby version.
Embodiment tri-
According to the embodiment of the present invention, also provide a kind of device for upgrading firmware of reader device, for the firmware of the reader device of upgrading.
Fig. 7 is the structural representation according to the device for upgrading firmware of the reader device of the embodiment of the present invention, and as shown in Figure 7, this device mainly comprises: acquisition module 10, determination module 20 and download module 30.Wherein, acquisition module 10, for obtaining the version information of firmware to be downloaded, obtain according to described version information the version file quantity that described firmware to be downloaded comprises, wherein, and the primary version file of the current use firmware of described reader device; Determination module 20, for the standby version file of the firmware according to setting in advance and the corresponding relation of memory location, determine the memory location of each version file that described firmware to be downloaded comprises; Download module 30, for described each version file is downloaded and is saved in corresponding memory location, upgrade described standby version file.
The said apparatus provided by the embodiment of the present invention, when the firmware to reader device is upgraded, backup version file to firmware is upgraded, download module 30 does not cover the key plate presents of the current use of reader device, thereby even makes upgrading interrupt causing the firmware of reader device to start yet.
In a preferred implementation of the embodiment of the present invention, acquisition module 10 can obtain the version information of firmware to be downloaded in the following manner: receive the request that described firmware to be downloaded is downloaded in indication; For example, when firmware has renewal, can to reader device, be sent request by the management software on PC, the indication reader device is downloaded new firmware version, wherein, can carry the version information of firmware to be downloaded in this request; Obtain the version information of described firmware to be downloaded from described request.For example, reader device can read version information file, therefrom obtains the information such as file number, size or proof test value of packing in firmware to be downloaded.By this preferred implementation, server side can be when firmware has renewal, and the proactive notification reader device carries out the firmware renewal, has improved the real-time of reader device firmware.
In another preferred implementation of the embodiment of the present invention, the information that described acquisition module 10 obtains according to described version information also comprises: proof test value.As shown in Figure 8, described device can also comprise: correction verification module 40, for according to described proof test value, carry out Cyclic Redundancy Code (CRC) verification to described each version file of downloading; Module 50 is set, in the situation that verification is passed through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.By this preferred implementation, can, in the situation that newly downloaded firmware is just used in the firmware downloads success, further guarantee the stability of reader device operation.
In a preferred implementation of the embodiment of the present invention, as shown in Figure 8, this device can also comprise: execution module 60, for again powering on after described reader device exits use, start described standby version file according to described sign, and described standby version file be set to key plate this, described primary version file is set to standby version.By this preferred implementation, make reader device can use in time the firmware of download, guarantee that reader device can meet user's demand.
In another preferred implementation of the embodiment of the present invention, if execution module 60 starts described standby version file failure, described execution module 60 is also for restarting described key plate presents.By this preferred implementation, can further guarantee the normal operation of reader device, reduce the maintenance cost of reader device.
In an embodiment be more preferably of the embodiment of the present invention, module 50 is set the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time can be set in the following manner: by the position, activation marker position of the standby version of the described firmware that sets in advance.In this preferred implementation, can be respectively active and standby version the version management zone bit is set, this version management zone bit comprises above-mentioned activation marker position.By this preferred implementation, can be easily the key plate of firmware this and standby version be managed.
In a preferred implementation of the embodiment of the present invention, based on above-mentioned embodiment, execution module 60 can start described standby version file in such a way according to described sign: judge the whether set of activation marker position of described standby version, if, start described standby version file, and after starting successfully, described activation marker position is emptied; If the activation marker position of described standby version is empty, judge that whether primary version is available, if available, start described primary version file, if described primary version is unavailable, start described backup version file.
In another preferred implementation of the embodiment of the present invention, above-mentioned version management zone bit can also comprise the available flag position, for identifying key plate, whether this can normally start while once powering on upper, in this preferred implementation, if described execution module 60 starts described primary version file failure, described execution module 60 is also unavailable for the available flag position by described primary version, and starts described backup version file.
According to the embodiment of the present invention, a kind of reader device also is provided, this reader device can comprise the device of above-mentioned each embodiment.This reader device, when its firmware is upgraded, is upgraded to the backup version file of firmware, does not cover the key plate presents of the current use of reader device, thereby even makes upgrading interrupt also causing the firmware of reader device to start.
As can be seen from the above description, above-mentioned one or more embodiment or the embodiment by the present invention, even make upgrading interrupt also causing the firmware of reader device to start.Thereby improved stability and the convenience of firmware upgrade, reduced the maintenance cost of reader device.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in memory storage and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order be different from herein, perhaps they are made into respectively to each integrated circuit modules, perhaps a plurality of modules in them or step being made into to the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (12)
1. the firmware upgrade method of a reader device, is characterized in that, comprising:
Reader device obtains the version information of firmware to be downloaded, according to described version information, obtains the version file quantity that described firmware to be downloaded comprises, wherein, and the primary version file of the current use firmware of described reader device;
Described reader device, according to the standby version file of the firmware set in advance and the corresponding relation of memory location, is determined the memory location of each version file that described firmware to be downloaded comprises;
Described reader device is downloaded described each version file to be saved in corresponding memory location, upgrades described standby version file.
2. method according to claim 1, is characterized in that, reader device obtains the version information of firmware to be downloaded, comprising:
Described reader device receives the request that described firmware to be downloaded is downloaded in indication;
Described reader device obtains the version information of described firmware to be downloaded from described request.
3. method according to claim 1, is characterized in that, the information that described reader device obtains according to described version information also comprises: proof test value; After described reader device is saved in corresponding memory location by described each file download, comprising:
Described reader device is according to described proof test value, described each version file of downloading is carried out to the Cyclic Redundancy Code CRC check, in the situation that verification passes through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.
4. method according to claim 3, is characterized in that, at described reader device, described each version file downloaded and is saved in corresponding memory location, and after upgrading described standby version file, described method also comprises:
Described reader device powers on after exiting use again, according to described sign, starts described standby version file, and described standby version file is set to key plate, and described primary version file is set to standby version.
5. method according to claim 4, is characterized in that, if described reader device starts described standby version file failure, described method also comprises:
Described reader device restarts described key plate presents.
6. method according to claim 4, is characterized in that, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set, and comprising:
Position, activation marker position by the standby version of the described firmware that sets in advance.
7. method according to claim 6, is characterized in that, according to described sign, starts described standby version file, comprising:
Described reader device judges the whether set of activation marker position of described standby version, if so, starts described standby version file, and after starting successfully, described activation marker position is emptied;
If the activation marker position of described standby version is empty, judge that whether primary version is available, if available, start described primary version file, if described primary version is unavailable, start described backup version file.
8. method according to claim 7, is characterized in that, if described reader device starts described primary version file failure, described method also comprises:
Described reader device is unavailable by the available flag position of described primary version, and starts described backup version file.
9. the device for upgrading firmware of a reader device, the firmware for the reader device of upgrading, is characterized in that, comprising:
Acquisition module, for obtaining the version information of firmware to be downloaded, obtain according to described version information the version file quantity that described firmware to be downloaded comprises, wherein, and the primary version file of the current use firmware of described reader device;
Determination module, for the standby version file of the firmware according to setting in advance and the corresponding relation of memory location, determine the memory location of each version file that described firmware to be downloaded comprises;
Download module, for described each version file is downloaded and is saved in corresponding memory location, upgrade described standby version file.
10. device according to claim 9, is characterized in that, the information that described acquisition module obtains according to described version information also comprises: proof test value; Described device also comprises:
Correction verification module, for according to described proof test value, carry out the Cyclic Redundancy Code CRC check to described each version file of downloading;
Module is set, in the situation that verification is passed through, the sign that the described reader device of indication is enabled the described standby version file after renewal when start next time is set.
11. device according to claim 10, is characterized in that, described device also comprises:
Execution module again powers on after at described reader device, exiting use, according to described sign, starts described standby version file, and described standby version file is set to key plate, and described primary version file is set to standby version.
12. a reader device, is characterized in that, comprises the described device of any one in claim 9 to 11.
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| CN107562572A (en) * | 2017-08-18 | 2018-01-09 | 上海斐讯数据通信技术有限公司 | File downloading device and system software managing device |
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| CN101436141A (en) * | 2008-11-21 | 2009-05-20 | 深圳创维数字技术股份有限公司 | Firmware upgrading and encapsulating method and device based on digital signing |
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