CN102662697B - Software upgrading method and device - Google Patents
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- CN102662697B CN102662697B CN201210083549.2A CN201210083549A CN102662697B CN 102662697 B CN102662697 B CN 102662697B CN 201210083549 A CN201210083549 A CN 201210083549A CN 102662697 B CN102662697 B CN 102662697B
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Abstract
The embodiment of the invention discloses a software upgrading method and a software upgrading device, which are used for upgrading a software. The method disclosed by the embodiment of the invention comprises the following steps: acquiring the current state value of a dial switch connected with a master controller after the master controller is electrified; determining whether upgrading is carried out on the software according to the state value; and if upgrading on the software is needed, carrying out the upgrading operation on the software. With the adoption of the software upgrading method and the software upgrading device, the master controller can be effectively and automatically triggered for upgrading operation without using a keyboard, a mouse, display equipment and other external devices to control software upgrading, and the software upgrading is more flexible.
Description
Technical field
The present invention relates to field of computer technology, relate in particular to a kind of method for upgrading software and device.
Background technology
General multi-purpose computer industrial control equipment and embedded device are joined the access devices such as AccessPort, network interface communication or keyboard and mouse and display device substantially, at present, software upgrading on computing machine industrial control equipment and embedded type terminal equipment, substantially by modes such as serial ports control terminal, network remote online upgradings, is used external input-output device such as keyboard, mouse, display device etc. to control the process of software upgrading.Be specially: industrial control equipment is connected serial ports or the network interface card of computer system by Serial Port Line or netting twine with built-in terminal target device, the equipment such as operating personnel's operation keyboard and mouse, the software that hand-guided will be upgraded is upgraded or is carried out upgrading and ordered escalation process.
The widespread use in each field to miniaturization development and embedded system along with computer equipment, client becomes more and more higher in the requirement of outward appearance vision and the requirement on operating experience degree, the progressively touch panel direction development without mouse to on-keyboard of computing machine industrial control equipment and embedded device.
Yet active computer industrial control equipment and embedded device generally need the equipment such as manual operation mouse-keyboard could control software upgrade process, software upgrading is convenient, flexible not.And for the terminal of only having touch-screen on-keyboard without mouse, in the embedded startup primary stage, particularly also do not have touch-screen to drive situation about supporting, there will be software firmware upgrade difficulty and inconvenient phenomenon.
Summary of the invention
The embodiment of the present invention provides a kind of method for upgrading software and device, for software is upgraded.
Method for upgrading software in the embodiment of the present invention comprises: after master controller powers on, obtain the current state value of the toggle switch being connected with master controller; According to state value, determine whether to upgrade to software; If desired software is upgraded, software upgrade operation.
Software updating apparatus in the embodiment of the present invention comprises:
Acquiring unit, after powering on, obtains the current state value of the toggle switch being connected with master controller for master controller; Determining unit, need to upgrade to software for determining whether according to state value; Performance element, for if desired software being upgraded, software upgrade operation.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
After master controller powers on, obtain the current state value of the toggle switch being connected with master controller, according to this state value, determine whether to upgrade to software, if desired software is upgraded, software upgrade operation, can effectively automatically trigger master controller and carry out updating operation, and not need to use the external equipments such as keyboard, mouse, display device to control software upgrading, software upgrading is more flexible.
Accompanying drawing explanation
Fig. 1 is a schematic diagram of the embodiment of a kind of method for upgrading software in the embodiment of the present invention;
Fig. 2 is another schematic diagram of the embodiment of a kind of method for upgrading software in the embodiment of the present invention;
Fig. 3 is a schematic diagram of the embodiment of the method that in the embodiment of the present invention, AKU is processed;
Fig. 4 is a schematic diagram of the embodiment of a kind of software updating apparatus in the embodiment of the present invention;
Fig. 5 is another schematic diagram of the embodiment of a kind of software updating apparatus in the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of method for upgrading software and device, for computing machine industrial control equipment and embedded type terminal equipment, automatically trigger software upgrading operation, need to be by keyboard, mouse, the external equipments such as display device are controlled the process of software upgrading, have improved the dirigibility of software upgrading.
Refer to Fig. 1, the embodiment for a kind of method for upgrading software in the embodiment of the present invention, comprising:
101,, after master controller powers on, obtain the current state value of the toggle switch being connected with master controller;
In embodiments of the present invention, the master controller of computing machine industrial control equipment and embedded type terminal equipment is connected toggle switch, be specially: a plurality of I/O (Input/Output of multidigit toggle switch access master controller chip, I/O) pin, the I/O pin of master controller chip is set to input pin, can give tacit consent to each pin on move high level to, the corresponding position of toggle switch is set to close (off), and the I/O pin of master controller chip is dragged down and becomes 0.
In embodiments of the present invention, operating personnel, before master controller powers on, arrange the on off state of toggle switch, make master controller after powering on, according to the potential state of its I/O pin, to determine the state value that toggle switch is current.
In embodiments of the present invention, can determine according to the I/O number of pins of master controller chip and concrete needs and the type of the toggle switch using not limit herein.
102, according to state value, determine whether to upgrade to software;
In embodiments of the present invention, after master controller gets the state value of toggle switch, can determine whether to upgrade to software according to this state value, wherein, preset dial-up rule list in master controller, master controller can be in dial-up rule list the corresponding mode of operation of query State value, determine whether to upgrade to software.
103, if desired software is upgraded, software upgrade operation.
In embodiments of the present invention, if master controller is determined, need to upgrade to software, software upgrade be operated.
In embodiments of the present invention, master controller determines whether to upgrade to software according to the state value of toggle switch, and when needs are upgraded, software upgrade operation, make master controller can automatically trigger software upgrading operation, do not need to control software upgrading by external equipments such as manual operation mouse, keyboard, display devices, software upgrading is more flexible.
A kind of technical scheme of method for upgrading software in embodiment, refers to Fig. 2 for a better understanding of the present invention, and the embodiment for a kind of method for upgrading software in the embodiment of the present invention, comprising:
201,, after master controller powers on, obtain the current state value of the toggle switch being connected with master controller;
The content that step 201 is described is similar to the content that the step 101 in embodiment illustrated in fig. 1 is described, and repeats no more herein.
202, the inquiry software corresponding with upgrading coding in preset dial-up rule list;
In embodiments of the present invention, the state value of toggle switch comprises upgrading coding, wherein, the coding of upgrading is used to indicate the dbase of supporting upgrading, can be also whole software of part software, or updating operation is not carried out in indication, in addition, in the state value of toggle switch, also can comprise check code, check code is for carrying out safety check to dial-up content, the validity of check upgrading coding, the maloperation producing while avoiding not needing to upgrade.
In embodiments of the present invention, the preset dial-up rule list of toggle switch in master controller, upgrading coding, check code and corresponding function code in dial-up rule list, have been comprised, wherein, function code is for representing concrete function corresponding to upgrading coding, in actual applications, can define flexibly corresponding figure place and figure place corresponding to check code of upgrading coding according to the figure place of toggle switch, wherein the check code figure place of upgrading coding can be 0, represent not verification, in the state value of toggle switch, only comprise upgrading coding.For example, if use 8 toggle switchs, can be by Bit[7:3] be expressed as upgrading coding, Bit[2:0] be expressed as check code, can be decided to be as required parity checking, also can be fixed value as check code, for a better understanding of the present invention the dial-up rule list in embodiment, referring to table 1, is the possible coding in dial-up rule list in the embodiment of the present invention and the corresponding relation of function.
Table 1
In table 1, invalid referring to do not need to carry out updating operation, and master controller can exit updating operation, and the system that enters starts flow process.
In embodiments of the present invention, after master controller gets the state value of toggle switch, by the software corresponding with upgrading coding of inquiry in the dial-up rule list preset.For example, if upgrading is encoded to 10011, in dial-up rule list, the function code corresponding with it is the bootloader that only upgrades, and therefore the software corresponding with it is bootloader.
203, judge that whether check code is consistent with the check code that upgrading coding is corresponding in dial-up rule list;
In embodiments of the present invention, after searching upgrading coding, master controller also will judge that whether check code is consistent with the check code that this upgrading coding is corresponding in dial-up rule list, for example, if the upgrading in the toggle switch state value obtaining is encoded to 10011, check code is 101, inquire about in dial-up rule list, upgrading is encoded at 10011 o'clock, the verification code bit 101 that it is corresponding, the check code in description status value and the upgrading of state value in the dial-up rule list corresponding check code of encoding is consistent, needs software corresponding to this upgrading coding to carry out updating operation.
It should be noted that, in embodiments of the present invention, if do not comprise check code in the rule list of toggle switch, do not need to perform step 203 and 204, in the rear execution step 205 of step 202.
Above-mentioned to take 8 toggle switchs be example, and constitute and function and the implementation method of upgrading encoding state value is described, example codes value is not limited in prescription.
If 204 check codes are consistent with the check code that upgrading coding is corresponding in dial-up rule list, determine software is upgraded;
In embodiments of the present invention, if check code is consistent with the check code that in dial-up rule list, upgrading coding is corresponding, master controller will be determined and need to upgrade to software, and master controller will continue to carry out updating operation.
205, by the AKU that Universal Media transmission interface is downloaded and reading software is corresponding;
In embodiments of the present invention, master controller is after determining and need to carrying out updating operation, to download and obtain the AKU that software is corresponding by Universal Media transmission interface, Universal Media transmission interface comprises network interface or USB (universal serial bus) (USB, Universal Serial BUS) interface or serial ports, take network interface as example, for example, if desired bootloader is upgraded, master controller can pass through network FTP (File Transfer Protocol) agreement, to network interface server, send upgrade request message, if network interface server exists and network service is normal, network interface server will receive this upgrade request message, to send request response message and set up network service and connect, make master controller from network interface server, to download AKU according to upgrading coding, for bootloader is upgraded, it should be noted that, if within the preset time period, master controller does not receive the request response that network interface server sends, master controller will send upgrade request message again, and wait-for-response, if send the upgrade request message of preset number, do not receive yet response afterwards, master controller will exit upgrade mode, enter system start-up routine.
206, utilize AKU to upgrade to software.
In embodiments of the present invention, master controller will utilize this AKU to upgrade to software after downloading or reading AKU, for example, if downloaded to the AKU of bootloader, utilizes this AKU to upgrade to bootloader.
In embodiments of the present invention, master controller is by mating the upgrading coding getting and check code with dial-up rule list, determine and need the software of upgrading and determine whether to upgrade, if desired upgrade, download or read AKU, carry out updating operation, utilize the state value of the toggle switch being connected with main control, master controller can trigger software upgrading operation automatically, do not need operating personnel to pass through the external equipments such as mouse, keyboard, display device and control software upgrading, improved the dirigibility of software upgrading.
In embodiments of the present invention, master controller is after downloading or reading AKU, also can carry out carrying out again data recording after verification and coupling to the data in AKU, to avoid having used wrong AKU, refer to Fig. 3, embodiment for the method for AKU processing in the embodiment of the present invention, comprising:
301, calculate AKU verification and;
If 302 verifications and equating with the proof test value in AKU, check that whether form and the public header field information of the firmware version sign in AKU is correct, if correct, perform step 303, if incorrect, perform step 306;
In embodiments of the present invention, after master controller is downloaded or is read AKU, by calculate this AKU verification and, determine this verification and whether equate with the proof test value in AKU, if equate, check that whether form and the public header field information of the firmware version sign in AKU is correct.
In embodiments of the present invention, public header field information, firmware version sign in AKU, rollback version identifier, proof test value, partition holding sign and size, burning data and burning check code.Wherein, public header field information comprises: company information sign, product information sign, type hardware identifier, system platform sign, soft ware authorization use information etc.
In embodiments of the present invention, rollback version identifier, for representing whether need to return back to legacy version, for example, if rollback version identifier is 1 o'clock, represents to return back to legacy version, and rollback version identifier is 0 o'clock, does not need to return back to legacy version.
It should be noted that, in embodiments of the present invention, if the verification calculating and unequal with the proof test value in AKU illustrates that this AKU can not be for software upgrading, need to again download AKU, master controller is by the number of times of determining that this AKU has been downloaded or read; If the number of times that AKU has been downloaded or read is less than and equals preset numerical value, by Universal Media transmission interface, download and AKU corresponding to reading software, reach after preset number of times, wherein presetly be set to 0, represent directly to download and to obtain AKU, obtain yet the AKU satisfying condition, the proof test value in AKU is with the verification calculating with equate, the transmission path data that AKU is described make mistakes or AKU incorrect, will exit updating operation.
303, from AKU, read firmware version sign, determine whether the version of AKU is redaction, if redaction performs step 305, if not redaction performs step 304;
In embodiments of the present invention, if master controller determines that form and the public header field information of the firmware version sign in AKU are correct, will from AKU, read this firmware version sign, the software version value in the upgrading configuration in reading terminals memory block determines whether the version of AKU is redaction.
It should be noted that, in embodiments of the present invention, master controller has been preserved the configuration data of software, this configuration data can be used as and checks that whether form and the public header field information of firmware version sign is correct, and whether AKU is the foundation of redaction, be that master controller is by mating form and the public header field information of the firmware version sign in AKU with the configuration data of having preserved, whether form and the public header field information that can judge the firmware version sign in AKU is correct, and mate by the firmware version sign that the firmware version sign in AKU has been preserved with master controller, whether the version that can determine AKU is redaction.
304, according to version rollback sign, judge whether to return back to legacy version, if so, perform step 305, if not, perform step 306;
In embodiments of the present invention, if determine, the version of AKU is not redaction, according to the version rollback sign in AKU, judge whether to return back to legacy version, it should be noted that, in embodiments of the present invention, said " legacy version " refers to the represented version of fixedly version identifier in AKU.
305, according to the region that needs to wipe in the memory block subregion sign in AKU and the definite memory block of size, the data erase in the region that described need are wiped, and the burning data in described AKU is burnt in the memory block of having wiped;
In embodiments of the present invention, when the version of AKU is redaction, or, when the version of AKU is legacy version and need to return back to legacy version time, master controller needs the region of wiping by determining according to the partition holding sign in AKU and size in memory block, and the data erase in this region that need to wipe, the burning data in AKU is burnt in this region of having wiped, complete the upgrading of software.
306, exit updating operation.
In embodiments of the present invention, when the number of times of downloading or read AKU when master controller equals preset numerical value, or, when the form of the firmware version sign in AKU or public header field information are incorrect, or, when firmware version is designated legacy version and rollback, be designated when no, master controller will in exit updating operation.
It should be noted that, in order to make operating personnel can better understand the state of software upgrading, can pass through the mode of light emitting diode (LED, Light Emitting Diode) indication and indicate escalation process.
In embodiments of the present invention, master controller carries out verification to AKU, form and the public header field information of firmware version sign check, and whether definite upgraded version is redaction, the security of system problem that the incorrect AKU that can effectively avoid using is upgraded and caused, has improved the reliability of software upgrading.
Refer to Fig. 4, the embodiment for a kind of software updating apparatus in the embodiment of the present invention, comprising:
Acquiring unit 401, after powering on, obtains the current state value of the toggle switch being connected with described master controller for master controller;
Determining unit 402, for determining whether to upgrade to software according to described state value;
In embodiments of the present invention, after master controller powers on, acquiring unit 401 will obtain the current state value of the toggle switch being connected with master controller; By determining unit 402, according to this state value, determined whether to upgrade to software, if desired software is upgraded, by performance element 403 software upgrade, operated, can automatically trigger software upgrading operation, do not need to control software upgrading by external equipments such as manual operation mouse, keyboard, display devices, software upgrading is more flexible.
It should be noted that, the software updating apparatus in the embodiment of the present invention can be master controller, can be also the chip being integrated in main control, does not limit herein.
Refer to Fig. 5, the embodiment for the software updating apparatus in the embodiment of the present invention, comprising:
Acquiring unit 401 as shown in Figure 4, determining unit 402, performance element 403, and similar to the content of description embodiment illustrated in fig. 4, repeat no more herein.
Wherein, performance element 403 comprises:
Upgrading unit 502, for utilizing described AKU to upgrade to software.
In embodiments of the present invention, upgrading unit 502 comprises:
Version confirmation unit 505 if correct for form and the public header field information of described firmware version sign, reads described firmware version sign from described AKU, determines whether the version of described AKU is redaction;
Burning unit 506, if be redaction for described AKU version, if or the version of described AKU is not redaction and need to return back to legacy version, according to the region that needs to wipe in the memory block subregion sign in AKU and the definite memory block of size, data erase in the region that described need are wiped, and the burning data in described AKU is burnt in the memory block of having wiped.
It should be noted that, in embodiments of the present invention, current state value comprises upgrading coding, and determining unit 402 is specifically for the software corresponding with upgrading coding of inquiry in the dial-up rule list preset.
And if current state value also comprises check code: the device in the embodiment of the present invention also comprises:
Judging unit 507, for after described determining unit inquiry dial-up rule list, states check code with whether consistent at check code corresponding to the coding of upgrading described in described dial-up rule list described in judgement, if consistent, definite described software is upgraded.
In embodiments of the present invention, after master controller powers on, acquiring unit 401 will obtain the current state value of the toggle switch being connected with master controller; By determining unit 402, according to this state value, determined whether to upgrade to software, if desired software is upgraded, the AKU acquiring unit in performance element 403 will be downloaded and AKU corresponding to reading software by Universal Media transmission interface; Upgrading unit 502 utilizes this AKU to upgrade to software.
In embodiments of the present invention, current state value comprises upgrading coding, 402 concrete inquiring about and softwares corresponding to coding of upgrading for the dial-up rule list preset of determining unit, if also comprise check code in current state value, device also comprises judging unit 507, judging unit 507 will be after determining unit 402 inquiry dial-up rule lists, judgement is stated check code with whether consistent at check code corresponding to the coding of upgrading described in described dial-up rule list, if consistent, determine described software is upgraded.
In embodiments of the present invention, if desired software is upgraded, upgrading unit 502 utilizes the operation that the AKU downloading or read is upgraded to comprise: computing unit 503 calculate AKU verification and, if this verification and equating with the proof test value in AKU, inspection unit 504 checks that whether form and the public header field information of the firmware version sign in AKU is correct, if form and the public header field information of this firmware version sign are correct, version confirmation unit 505 reads described firmware version sign from described AKU, whether the version of determining described AKU is redaction, if AKU version is redaction, if or the version of AKU is not redaction and need to return back to legacy version, burning unit 506 is according to the region that needs to wipe in the memory block subregion sign in AKU and the definite memory block of size, data erase in the region that described need are wiped, and the burning data in described AKU is burnt in the memory block of having wiped.
It should be noted that, in embodiments of the present invention, if form or company's header field information of firmware version sign are incorrect, or, if being legacy version and version rollback, version identifier is designated when no, exit updating operation.
In embodiments of the present invention, software updating apparatus is by mating the upgrading coding getting and check code with dial-up rule list, determine and need the software of upgrading and determine whether to upgrade, if desired upgrade, download or read AKU, carry out updating operation, utilize the state value of the toggle switch being connected with main control, can automatically trigger software upgrading operation, do not need operating personnel to pass through the external equipments such as mouse, keyboard, display device and control software upgrading, improved the dirigibility of software upgrading.And also will carry out verification to AKU, form and the public header field information of firmware version sign check, and whether definite upgraded version be redaction, the security of system problem that the incorrect AKU that can effectively avoid using is upgraded and caused, has improved the reliability of software upgrading.
One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method is to come the hardware that instruction is relevant to complete by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be ROM (read-only memory), disk or CD etc.
Above a kind of method for upgrading software provided by the present invention and device are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. a method for upgrading software, is characterized in that, comprising:
After master controller powers on, obtain the current state value of the toggle switch being connected with described master controller, described state value comprises upgrading coding and check code;
Inquiry and the described upgrading corresponding software of encoding in preset dial-up rule list;
Judge that whether described check code is with consistent at check code corresponding to the coding of upgrading described in described dial-up rule list;
If consistent, determine described software is upgraded;
By Universal Media transmission interface, download and read the AKU that described software is corresponding, described Universal Media transmission interface comprises network interface or general-purpose serial bus USB interface or serial ports;
Calculate described AKU verification and;
If described verification and equating with the proof test value in described AKU, checks that whether form and the public header field information of the firmware version sign in described AKU is correct;
If form and the public header field information of described firmware version sign are correct, from described AKU, read described firmware version sign, determine whether the version of described AKU is redaction;
If the version of described AKU is redaction, according to the region that needs to wipe in the partition holding sign in described AKU and the definite memory block of size, data erase in the region that described need are wiped, and the burning data in described AKU is burnt in the memory block of having wiped.
2. method according to claim 1, is characterized in that, described method also comprises:
If the version of described AKU is not redaction, according to version rollback sign, judge whether to return back to legacy version;
If desired return back to legacy version, according to the region that needs to wipe in the partition holding sign in described AKU and the definite memory block of size, by the data erase in the region that needs to wipe in described memory block, and the burning data in described AKU is burnt in the corresponding memory block of having wiped.
3. method according to claim 2, is characterized in that, described method also comprises:
If described verification and unequal with the proof test value in described AKU, determines the number of times that described AKU has been downloaded or read;
If described number of times is less than preset numerical value, return to the described step of downloading and read the AKU that described software is corresponding by Universal Media transmission interface.
4. method according to claim 3, is characterized in that, described method also comprises:
If described number of times equals described preset numerical value, or, if form or the described public header field information of described firmware version sign are incorrect, or, if being legacy version and described version rollback, described version identifier is designated when no, exit updating operation.
5. a software updating apparatus, is characterized in that, comprise,
Acquiring unit, after powering on, obtains the current state value of the toggle switch being connected with described master controller for master controller, and described state value comprises upgrading coding and check code;
Determining unit, for determining whether to upgrade to software according to described state value;
Performance element, for if desired software being upgraded, software upgrade operation;
Described determining unit is specifically for inquiry in the dial-up rule list preset and the described upgrading corresponding software of encoding;
Described device also comprises:
Judging unit, for after described determining unit inquiry dial-up rule list, judges that whether described check code is consistent with the corresponding check code of encoding in upgrading described in described dial-up rule list, if consistent, determine described software is upgraded;
Wherein, described performance element comprises:
AKU acquiring unit, for downloading and read by Universal Media transmission interface the AKU that described software is corresponding, described Universal Media transmission interface comprises network interface or general-purpose serial bus USB or serial ports;
Upgrading unit, for utilizing described AKU to upgrade to software;
Wherein, described upgrading unit comprises:
Computing unit, for calculate described AKU verification and;
Inspection unit, if equate for described verification with the proof test value of described AKU, checks that whether form and the public header field information of the firmware version sign in described AKU is correct;
Version confirmation unit if correct for form and the public header field information of described firmware version sign, reads described firmware version sign from described AKU, determines whether the version of described AKU is redaction;
Burning unit, if be redaction for described AKU version, according to the region that needs to wipe in the memory block subregion sign in described AKU and the definite memory block of size, data erase in the region that described need are wiped, and the burning data in described AKU is burnt in the memory block of having wiped.
6. software updating apparatus according to claim 5, it is characterized in that, if described burning unit is not also redaction and need to return back to legacy version for the version of described AKU, according to the region that needs to wipe in the partition holding sign in described AKU and the definite memory block of size, by the data erase in the region that needs to wipe in described memory block, and the burning data in described AKU is burnt in the corresponding memory block of having wiped.
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| CN101436138B (en) * | 2007-11-16 | 2013-04-10 | 苏州科达科技股份有限公司 | Control device and control method for software upgrade and dynamic rolling back |
| CN101409636A (en) * | 2008-11-20 | 2009-04-15 | 山东山大新元易通信息科技有限公司 | Safety on-line upgrade method for networking equipment firmware |
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2012
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