CN102915249A - Method and device for remotely realizing firmware updating - Google Patents
Method and device for remotely realizing firmware updating Download PDFInfo
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- CN102915249A CN102915249A CN2012104332755A CN201210433275A CN102915249A CN 102915249 A CN102915249 A CN 102915249A CN 2012104332755 A CN2012104332755 A CN 2012104332755A CN 201210433275 A CN201210433275 A CN 201210433275A CN 102915249 A CN102915249 A CN 102915249A
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Abstract
The invention provides a method and a device for remotely realizing firmware updating. The device is characterized in that firmware comprises a boot loading region and an application program region. The method comprises the following steps of: a, receiving updating request information from a network module, wherein the updating request information requests the firmware to update; b, deleting data of the application program region by the boot loading region, and sending first indication information to the network module, wherein the first indication information indicates the data of the application program region, which is deleted by the firmware; and c, receiving firmware data about updating by the application program region.
Description
Technical field
Relate to the polyelectron hardware device, relate in particular to the upgrading of firmware.
Background technology
Firmware (Firmware) is exactly the program that writes among EROM or the EPROM (programmable read only memory), and popular understanding is exactly " software of curing ".More briefly, firmware is exactly the software of BIOS, but fully different from common software, and it is the program code that is solidificated in IC interior, is responsible for the function of control and cooperation and integration circuit.
In the video surveillance applications, web camera all is distributed in diverse geographic location, and this maintenance to web camera brings the maintenance of firmware in the huge trouble, particularly web camera more difficult, the tradition upgrade method must be taken equipment apart, uses special replication tool that certain firmware is carried out burning.Further, network ball machine because of its monitoring without the dead angle, be equipped with large multiplying power movement and not only can have monitored on a large scale scene but also can clearly see the distant objects details clearly, therefore very popular.General networking ball owner will be comprised of encoding pack, The Cloud Terrace, movement three parts, most of ball machine is only supported online encoding pack to be upgraded on the market at present, but The Cloud Terrace, movement firmware are not supported online upgrading, can only use special replication tool or external serial ports to upgrade, these complicated operations, length consuming time, error probability are high.
Summary of the invention
For firmware upgrade operation complexity in the prior art, length consuming time, technological deficiency that error probability is high, the invention provides a kind of method that remotely realizes firmware upgrade at the firmware place, it is characterized in that, described firmware comprises start-up loading district and application area, described method comprises: a. receives upgrading request from a mixed-media network modules mixed-media, and the described firmware of described upgrading request request is upgraded; B. deleted the data of described application area by described start-up loading district, and send the first indication information to described mixed-media network modules mixed-media, described the first indication information indicates described firmware to delete the data of described application area; And c. is by the firmware data of described application area reception about upgrading.
Preferably, described method comprises: described application area receives about after the firmware data of upgrading described firmware data about upgrading being carried out verification.
Preferably, described method comprises: received about after the firmware data of upgrading by described application area, by the described firmware data about upgrading of described application area operation.
According to another aspect of the invention, a kind of method that remotely realizes firmware upgrade at the mixed-media network modules mixed-media place also is provided, it is characterized in that, described mixed-media network modules mixed-media comprises flash memory, network interface card and primary processor, store the firmware data about upgrading in the flash memory of described mixed-media network modules mixed-media, described method comprises: A. sends upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded; B. receive the first indication information from described firmware, described the first indication information indicates described firmware to delete the data of described application area; And C. will be sent to described firmware about the firmware data of upgrading.
Preferably, described method comprises: described mixed-media network modules mixed-media shields other serial ports instructions after described firmware sends upgrading request.
Preferably, described method comprises: after being sent completely about the firmware data of upgrading, described mixed-media network modules mixed-media is removed shielding, accepts other serial ports instructions.
Preferably, after the described step B, also comprise before the step C: check code is added in the firmware data of described upgraded version.
According to another aspect of the invention, a kind of firmware of remotely realizing firmware upgrade also is provided, it is characterized in that, comprise: the start-up loading district, comprise: delete device, it is used for the data of deletion application area, and sends the first indication information to a mixed-media network modules mixed-media, and described the first indication information indicates described firmware ready; Application area comprises; First receiving device, it is used for receiving upgrading request from described mixed-media network modules mixed-media, and the described firmware of described upgrading request request is upgraded; And second receiving trap, it is used for receiving the firmware data about upgrading.
According to another aspect of the invention, a kind of mixed-media network modules mixed-media of remotely realizing firmware upgrade also is provided, it is characterized in that, described mixed-media network modules mixed-media comprises flash memory, network interface card and primary processor, described primary processor comprises: the first dispensing device, it is used for sending upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded; The 4th receiving trap receives the first indication information from described firmware, and described the first indication information indicates described firmware to delete the data of described application area; And second dispensing device, will be sent to described firmware about the firmware data of upgrading.
According to another aspect of the invention, also provide a kind of method that remotely realizes firmware upgrade, it is characterized in that, comprising: 1) described mixed-media network modules mixed-media sends upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded; 2) described firmware receives described upgrading request from a mixed-media network modules mixed-media; 3) deleted the data of described application area by described start-up loading district, and send the first indication information to described mixed-media network modules mixed-media, described the first indication information indicates described firmware to delete the data of described application area; 4) receive described the first indication information from described firmware; 5) will be sent to described firmware about the firmware data of upgrading; And 6) by the firmware data of described application area reception about upgrading.
The present invention is by the mixed-media network modules mixed-media of front-end equipment and communication and the updating and management of firmware, utilizing network that network equipment firmware is carried out remote upgrade safeguards, solve the inconvenient problem of network equipment maintenance, this technology is as long as the network equipment and net connection are normal, can upgrade to network equipment firmware by network is online long-range, reduce maintenance cost, take full advantage of the convenience of network.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates according to the first embodiment of the present invention, a kind of process flow diagram of remotely realizing firmware upgrade method at the firmware place;
Fig. 2 illustrates according to a second embodiment of the present invention, a kind of process flow diagram of remotely realizing firmware upgrade method at the mixed-media network modules mixed-media place;
Fig. 3 illustrates a third embodiment in accordance with the invention, a kind of process flow diagram of remotely realizing firmware upgrade method;
Fig. 4 illustrates a fourth embodiment in accordance with the invention, a kind of sequential chart of remotely realizing firmware upgrade method;
Fig. 5 illustrates according to a specific embodiment of the present invention, a kind of network topological diagram of remotely realizing firmware upgrade method;
Fig. 6 illustrates according to the present invention another embodiment, a kind of structural representation of remotely realizing the firmware of firmware upgrade; And
Fig. 7 illustrates according to the present invention another embodiment, a kind of structural representation of remotely realizing the mixed-media network modules mixed-media of firmware upgrade.
Embodiment
Firmware does not have system, so firmware software is different with other common software, is solidificated in the IC interior program code, also namely cannot revise, and therefore requires this program namely can not wrongly can not at will increase and decrease function.
According to network equipment characteristics, we utilize network as carrier, to firmware random convenient upgrading as other common software.Consider simultaneously other property confirmed not such as network instability, escalation process reduces dependences such as networks, improves reliability.
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates according to the first embodiment of the present invention, a kind of process flow diagram of remotely realizing firmware upgrade method at the firmware place.Particularly, originally illustrating three steps, at first is step S101, receives upgrading request from a mixed-media network modules mixed-media, and the described firmware of described upgrading request request is upgraded.Described request information finishes receiving rear execution in step S102, deleted the data of described application area by described start-up loading district, and sending the first indication information to described mixed-media network modules mixed-media, described the first indication information indicates described firmware to delete the data of described application area.The data that it will be appreciated by those skilled in the art that deleted described application area are the partial data that described firmware need to be upgraded.The first indication information is sent completely rear execution in step S103, by the firmware data of described application area reception about upgrading.Particularly, those skilled in the art understand, in order to realize firmware upgrade, storage space and the firmware software of described firmware are divided into two, be respectively start-up loading district bootloader(boot loader) and application area user app(application program), bootloader is solidificated in the fixed address zone, in in the future access, do not allow erasable, mainly finished the work program designation, detect and whether to upgrade and control upgrading, wipe user app district data, user app district is application area, realize all application functions of firmware, receive external instruction.
Adaptably, Fig. 2 illustrates according to a second embodiment of the present invention, a kind of process flow diagram of remotely realizing firmware upgrade method at the mixed-media network modules mixed-media place.Particularly, this figure also shows three steps, at first is step S201, sends upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded.Those skilled in the art understand, described mixed-media network modules mixed-media communicates by network and remote terminal, described remote terminal is to the firmware data of described mixed-media network modules mixed-media transmission about upgrading, after described mixed-media network modules mixed-media is received described firmware data about upgrading, be stored in the flash memory place of described mixed-media network modules mixed-media, and send upgrading request to described firmware.Solicited message is sent completely rear execution in step S202, receives the first indication information from described firmware, and described the first indication information indicates described firmware to delete the data of described application area.After described mixed-media network modules mixed-media receives described the first indication information, execution in step S203 will be sent to described firmware about the firmware data of upgrading.
In conjunction with the step of above-mentioned firmware and mixed-media network modules mixed-media, namely in conjunction with above-mentioned Fig. 1 and Fig. 2, Fig. 3 illustrates a third embodiment in accordance with the invention, a kind of process flow diagram of remotely realizing firmware upgrade method.Particularly, originally illustrate 6 steps.At first be step S301, described mixed-media network modules mixed-media sends upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded.Step S302, described firmware receives described upgrading request from a mixed-media network modules mixed-media.Step S303 is deleted the data of described application area by described start-up loading district, and sends the first indication information to described mixed-media network modules mixed-media, and described the first indication information indicates described firmware to delete the data of described application area.Step S304 receives described the first indication information from described firmware; Step S305 will be sent to described firmware about the firmware data of upgrading; And step S306, by the firmware data of described application area reception about upgrading.
Fig. 4 illustrates a fourth embodiment in accordance with the invention, a kind of sequential chart of remotely realizing firmware upgrade method.Particularly, originally illustrate 15 steps, at first, described remote terminal 3 execution in step 1 are to the firmware data of described mixed-media network modules mixed-media transmission about upgrading.Particularly, those skilled in the art understand, described remote terminal 3 communicates with described mixed-media network modules mixed-media 2, preferably, described mixed-media network modules mixed-media 2 stores the version information of described firmware, and described remote terminal 3 obtains the version information of described firmware, judges whether described firmware 1 needs to upgrade, if described firmware 1 needs upgrading, the firmware data that then sends about upgrading to described mixed-media network modules mixed-media 2.One at the present embodiment changes in the example, described remote terminal 3 stores the firmware version information of each front-end equipment, when described remote terminal is found upgraded version is arranged, then send firmware data about upgrading to the mixed-media network modules mixed-media 2 of each front-end equipment, and upgrade the firmware version information of its storage, in order to next update.Described mixed-media network modules mixed-media 2 execution in step 2 with described firmware data about upgrading, are stored to the flash memory place of described mixed-media network modules mixed-media 2 afterwards.Afterwards, described mixed-media network modules mixed-media 2 execution in step 3 send upgrading request to described firmware 1, and the described firmware 1 of described upgrading request request is upgraded.After solicited message was sent completely, described mixed-media network modules mixed-media 2 further execution in step 4 shielded other all serial ports instructions to reduce error code.Described firmware 1 is received execution in step 5 after the described request information, sends the response message of receiving solicited message to described mixed-media network modules mixed-media 2.Described mixed-media network modules mixed-media 2 execution in step 6 send ready message to described firmware 1 afterwards.Described firmware 1 is received execution in step 7 after the described transmission ready message, skips to the start-up loading district and carries out corresponding operating, the relevant upgrade data of described start-up loading district deletion application area.Execution in step 8 after the data deletion is finished, described firmware 1 sends the first indication information to described mixed-media network modules mixed-media 2, and described the first indication information indicates described firmware to delete the data of described application area.Described mixed-media network modules mixed-media 2 execution in step 9 add the check code operation to the firmware data about upgrading that will send afterwards.After the check code operation was complete, described mixed-media network modules mixed-media 2 execution in step 10 were sent to described firmware 1 with the described firmware data about upgrading that adds the check code operation.Described firmware 1 execution in step 11 receives the firmware data about upgrading of adding check code, and further execution in step 12, and described firmware data is carried out verification.After verification was finished, described firmware 1 execution in step 13 skipped to application area operation firmware data, carries out updating operation.Described firmware 1 execution in step 14 sends an information to described mixed-media network modules mixed-media 2 afterwards, and described information indicates described firmware 1 to upgrade successfully.Last described mixed-media network modules mixed-media 2 execution in step 15 are removed the previous serial ports that shields, and receive other serial ports instructions.
Particularly, change in the example at one of the present embodiment, described step 2, described mixed-media network modules mixed-media 2 receive from described remote terminal 3 send about the firmware data of upgrading after execution in step 9', the firmware data about upgrading that will send is added the check code operation.In the another variation example of the present embodiment, described step 9, the firmware data about upgrading that will send is added the check code operation, can described mixed-media network modules mixed-media 2 receive described about the firmware data of upgrading after until described mixed-media network modules mixed-media sends describedly about the arbitrary moment execution before the firmware data of upgrading to described firmware 1, namely above-mentioned steps 2 is to the arbitrary moment between the step 10.
Fig. 5 illustrates according to a specific embodiment of the present invention, a kind of network topological diagram of remotely realizing firmware upgrade method.Particularly, originally illustrate three equipment, firmware 1, mixed-media network modules mixed-media 2 and remote terminal 3.Particularly, it will be appreciated by those skilled in the art that preferably, described firmware 1 and described mixed-media network modules mixed-media 2 belong to a front-end equipment.As shown in Figure 5, described firmware 1 and described mixed-media network modules mixed-media 2 Direct Communications it will be appreciated by those skilled in the art that described mixed-media network modules mixed-media 2 communicates by serial ports and described firmware 2.Described mixed-media network modules mixed-media 2 carries out communication with described remote terminal 3 by the internet, particularly, described mixed-media network modules mixed-media 2 comprises a network interface card, and by described network interface card accessing Internet, further, described firmware 1 comprises start-up loading district 11 and application area 12, and described start-up loading district 11 is solidificated in the fixed address zone, in in the future access, do not allow erasablely, the program designation of mainly having finished the work, detect and whether to upgrade and control upgrading, wipe described application area data.Described application area 12 realizes all application functions of firmware, receives external instruction.Described mixed-media network modules mixed-media 2 comprises, flash memory 21, network interface card 22 and primary processor 23.Described flash memory 21 is used for storing described firmware data about upgrading.Institute's network interface card 22 is used for communicating with described mixed-media network modules mixed-media 2 accessing Internets and with described remote terminal 3.Described primary processor 23 is responsible for described mixed-media network modules mixed-media control and scheduling, and it communicates control by serial ports and firmware.
Fig. 6 illustrates according to the present invention another embodiment, a kind of structural representation of remotely realizing the firmware of firmware upgrade.Particularly, described firmware 1 comprises start-up loading district 11 and application area 12, described start-up loading district 11 comprises delete device 111, described delete device 111 is used for the data of deletion application area, and sending the first indication information to a mixed-media network modules mixed-media, described the first indication information indicates described firmware ready.Described application area 12 comprises first receiving device 121 and the second receiving trap 122.Described first receiving device 121 is used for receiving upgrading request from described mixed-media network modules mixed-media, and the described firmware of described upgrading request request is upgraded.Described the second receiving trap 122 is used for receiving the firmware data about upgrading.More specifically, those skilled in the art understand, the first receiving device 121 of described application area 12 is after described mixed-media network modules mixed-media receives described upgrading request, described firmware 1 skips to described start-up loading district 11, need the data of upgrading in the described application area 12 of delete device 111 deletion in described start-up loading district 11, and send described the first indication information by described delete device 111 to described mixed-media network modules mixed-media 2.The second receiving trap 122 of described application area 12 is received from the firmware data about upgrading that described mixed-media network modules mixed-media 2 sends afterwards.Further, it will be appreciated by those skilled in the art that described the second receiving trap 122 also comprises a calibration equipment, whether described calibration equipment is used for the described firmware data about upgrading of verification correct.If described calibration equipment is judged described firmware data error of transmission, then send an information to 2 of described network moulds, described information indicates described mixed-media network modules mixed-media to resend described firmware data about upgrading to described firmware.
Fig. 7 illustrates according to the present invention another embodiment, a kind of structural representation of remotely realizing the mixed-media network modules mixed-media of firmware upgrade.Particularly, described primary processor 23 comprises the first dispensing device 231, the four receiving traps 232 and the second dispensing device 233.Described the first dispensing device 231 is used for sending upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded.Described the 4th receiving trap 232 is used for receiving the first indication information from described firmware, and described the first indication information indicates described firmware to delete the data of described application area.Described the second dispensing device 233 is used for and will be sent to described firmware about the firmware data of upgrading.More specifically, it will be appreciated by those skilled in the art that when described mixed-media network modules mixed-media after described remote terminal receives described firmware data about upgrading, described the first dispensing device 231 sends upgrading request to described firmware.Described firmware is carried out corresponding data deletion action afterwards.The backward described mixed-media network modules mixed-media of described firmware deletion corresponding data sends described the first indication information, and described the 4th receiving trap is used for receiving this first indication information.Send described firmware data about upgrading by described the second dispensing device 233 to described firmware after receiving described the first indication information.Further, it will be appreciated by those skilled in the art that described the second dispensing device 233 also comprises a check code adding set, it is used for being sent to described firmware by described the second dispensing device 233 after described firmware data about upgrading is added check code.One at the present embodiment changes in the example, described the first dispensing device 231 also comprises a shield assembly, described shield assembly is used for other serial ports instructions of shielding, adaptably, described primary processor also comprises a shielding decontrol, described shielding decontrol receives that described firmware sends upgrade successfully information after, remove the serial ports shielding.
Comprehensive above-mentioned Fig. 1 to Fig. 7 realizes that remotely the method for firmware upgrade comprises the steps:
1) firmware version that utilizes network to upgrade uploads to somewhere among the equipment flash by ftp.
2) primary processor is upgraded with firmware by serial ports and is communicated by letter, and the notice firmware requires upgrading, shields simultaneously other all serial ports instructions, reduces error code.
3) after firmware is received upgrade request, reply and receive request-reply,
4) primary processor sends the upgrading preparation, and firmware receives that message jumps to the bootloader district, deletion application area data, and answer is prepared ready
5) the main processing begins by serial ports firmware software among the flash to be uploaded to application area, and in order to reduce the bit error rate, each serial ports the transmission of data all carries out the crc verification,
6) upload complete after, firmware jumps to application area and executive utility.
Utilize network remote to the firmware upgrade technology with realize relative can not remote online upgrading benefit:
Maintainable greatly raising, the equipment that does not possess upgrading has the necessary depot repair of fault.
Extensibility, applicability greatly improve, very convenient the finishing such as reparation of new functional additive technique, defective.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (10)
1. a method that remotely realizes firmware upgrade at the firmware place is characterized in that, described firmware comprises start-up loading district and application area, and described method comprises:
A. receive upgrading request from a mixed-media network modules mixed-media, the described firmware of described upgrading request request is upgraded;
B. deleted the data of described application area by described start-up loading district, and send the first indication information to described mixed-media network modules mixed-media, described the first indication information indicates described firmware to delete the data of described application area; And
C. by the firmware data of described application area reception about upgrading.
2. method according to claim 1 is characterized in that, described method comprises: described application area receives about after the firmware data of upgrading described firmware data about upgrading being carried out verification.
3. method according to claim 2 is characterized in that, described method comprises: received about after the firmware data of upgrading by described application area, by the described firmware data about upgrading of described application area operation.
4. a method that remotely realizes firmware upgrade at the mixed-media network modules mixed-media place is characterized in that, described mixed-media network modules mixed-media comprises flash memory, network interface card and primary processor, stores the firmware data about upgrading in the flash memory of described mixed-media network modules mixed-media, and described method comprises:
A. send upgrading request to described firmware, the described firmware of described upgrading request request is upgraded;
B. receive the first indication information from described firmware, described the first indication information indicates described firmware to delete the data of described application area; And
C. will be sent to described firmware about the firmware data of upgrading.
5. method according to claim 4 is characterized in that, described method comprises: described mixed-media network modules mixed-media shields other serial ports instructions after described firmware sends upgrading request.
6. method according to claim 5 is characterized in that, described method comprises: after being sent completely about the firmware data of upgrading, described mixed-media network modules mixed-media is removed shielding, accepts other serial ports instructions.
7. method according to claim 4 is characterized in that, after the described step B, also comprises before the step C:
Check code is added in the firmware data of described upgraded version.
8. a firmware of remotely realizing firmware upgrade is characterized in that, comprising:
The start-up loading district comprises:
Delete device, it is used for the data of deletion application area, and sends the first indication information to a mixed-media network modules mixed-media, and described the first indication information indicates described firmware ready;
Application area comprises;
First receiving device, it is used for receiving upgrading request from described mixed-media network modules mixed-media, and the described firmware of described upgrading request request is upgraded; And
The second receiving trap, it is used for receiving the firmware data about upgrading.
9. a mixed-media network modules mixed-media of remotely realizing firmware upgrade is characterized in that, described mixed-media network modules mixed-media comprises flash memory, network interface card and primary processor, and described primary processor comprises:
The first dispensing device, it is used for sending upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded;
The 4th receiving trap receives the first indication information from described firmware, and described the first indication information indicates described firmware to delete the data of described application area; And
The second dispensing device will be sent to described firmware about the firmware data of upgrading.
10. a method that remotely realizes firmware upgrade is characterized in that, comprising:
1) described mixed-media network modules mixed-media sends upgrading request to described firmware, and the described firmware of described upgrading request request is upgraded;
2) described firmware receives described upgrading request from a mixed-media network modules mixed-media;
3) deleted the data of described application area by described start-up loading district, and send the first indication information to described mixed-media network modules mixed-media, described the first indication information indicates described firmware to delete the data of described application area;
4) receive described the first indication information from described firmware;
5) will be sent to described firmware about the firmware data of upgrading; And
6) by the firmware data of described application area reception about upgrading.
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Application publication date: 20130206 |