CN101753672B - System and method for rapidly repairing wireless terminal - Google Patents
System and method for rapidly repairing wireless terminal Download PDFInfo
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- CN101753672B CN101753672B CN200910215781.5A CN200910215781A CN101753672B CN 101753672 B CN101753672 B CN 101753672B CN 200910215781 A CN200910215781 A CN 200910215781A CN 101753672 B CN101753672 B CN 101753672B
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Abstract
The invention provides a system and a method for rapidly repairing a wireless terminal. The system comprises a PC, the terminal and a download module, wherein the PC is used for controlling the download module to download a Bootloader version to the terminal through the connection mode of an electronic pipeline with a repair function when the terminal is in a dead halt state, and for controlling the download module to download an APP version to the terminal through the connection mode of an electronic pipeline without the repair function when the terminal is in a start state; the download module is used for downloading the Bootloader version to the terminal according to a control command of the PC and downloading the APP version to the terminal according to the control command of the PC; and the terminal is used for loading information contained in the Bootloader after receiving the Bootloader version and restarting information, and for receiving the APP version after starting. The system and the method can solve the problem that the download speed is slow because during self-repairing, the terminal downloads only through a single JTAG protocol mode.
Description
Technical field
The present invention relates to the electronic communication technology field, particularly a kind of system and method that wireless terminal is repaired fast.
Background technology
At present, global digital mobile user surpasses 1,300,000,000, and this numeral is expected to double within the coming years.Simultaneously, the user is also sharply rising to the demand of wireless terminal, and the competition of wireless terminal market is also more and more fierce.Wireless terminal manufacturer requires constantly to shorten the wireless terminal R﹠D cycle, and usually needs large batch of wireless terminal is carried out software upgrading, the new demand that constantly proposes to satisfy the client for reply supply of material pressure.The efficient that its software upgrading is downloaded has just become the key factor of restriction production cycle.Present wireless terminal physical connection mode adopts USB or UART mode to download mostly.Conventional version USB mode and UART mode are downloaded, its advantage is that speed of download is fast, simple to operate, easily realize, in case shortcoming is the deadlock problem that the situation such as wrong causes occurs under version can't carry out selfreparing, only have to download by agreements such as Jtag and repair, but use the downloading mode of this agreement generally to be used for causing wireless terminal deadlock problem to be repaired for mistake under the wireless terminal software version, shortcoming is that speed of download is slow.Terminal versions software comprises that Boot Loader file and kernel reflection and root file system reflection etc. are the AMSS file.Repairing method commonly used is the Boot Loader that handset starting is needed by the Jtag agreement and downloads in the Flash of target terminal.In a word, in the prior art, use USB, UART agreement can't complete the reparation problem for the deadlock terminal, also can have the slow problem of speed of download but only download by JTAG single-protocol mode.
Summary of the invention
The object of the invention is to, a kind of system that wireless terminal is repaired fast is provided, can overcome terminal and only download by JTAG single-protocol mode the slow problem of speed of download that causes when selfreparing.
Another object of the present invention is to, a kind of method that wireless terminal is repaired fast is provided, can overcome terminal and use USB, UART agreement can't complete the reparation problem for the deadlock terminal.
The system that wireless terminal is repaired fast of the present invention, comprise PC, terminal and download module, wherein, described PC, be used for when terminal is the deadlock state, control download module and download the Bootloader version to terminal by the electronics pipeline connected mode that possesses repair function, and after terminal is in starting state, controls download module and by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal; Described download module, be used for the steering order according to described PC, download the Bootloader version to terminal with the electronics pipeline connected mode of concrete repair function, and according to the steering order of described PC, by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal; Described terminal after being used for receiving Bootloader version and restarting information, loads the information that comprises in Bootloader, and startup and the current terminal of notice PC of completing self are starting state; And be used for receiving the APP version after completing startup, complete the reparation upgrading of whole version file.
Wherein, the described electronics pipeline connected mode that possesses repair function comprises the JTAG protocol mode; The described electronics pipeline connected mode that does not possess repair function comprises USB and UART protocol mode.
Wherein, described PC also comprises sending module, described sending module, be used for sending by the JTAG agreement to download module and download the Bootloader version to the first control command of terminal, after terminal is in starting state, sends to download module and the APP version is downloaded to the second control command of terminal by USB or UART agreement.
In addition, download module is further used for completing conversion between USB or UART agreement and JTAG agreement according to the first control command of described PC, and by the JTAG agreement, the Bootloader version is downloaded to terminal; And according to the second control command of PC, by USB or UART agreement, the APP version is downloaded to terminal; Wherein, be provided with data line and the conversion unit of protocol of download module control module, compatible JTAG agreement on described download module, wherein, described download module control module, be used for the first control command according to described PC, the control protocol converting unit is carried out the conversion of USB or UART agreement and JTAG agreement, by the JTAG path, the Bootloader version is downloaded to terminal; And be used for the second control command according to described PC, by USB or UART path, the APP version be downloaded to terminal; Described conversion unit of protocol is used for carrying out the conversion of USB or UART agreement and JTAG agreement according to the control command of described download module control module; The data line of described compatible JTAG agreement, it is connected with terminal device, is used for transmitting Bootloader version and APP version to terminal.
In addition, described PC further comprises JTAG flash recordable module, be used for sending instruction to download module, by download module, this instruction transformation is become the JTAG order of standard, make the CPU of wireless terminal enter original state, the relevant register of intiating radio terminal.
Wherein, be connected by USB or UART protocol data line between described PC and download module.
The method that wireless terminal is repaired fast of the present invention, the method comprises the following steps:
When steps A: PC is the deadlock state in terminal, control download module and download the Bootloader version to terminal by the electronics pipeline connected mode that possesses repair function, and after terminal is in starting state, controls download module and by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal.
Wherein, in described steps A, the described electronics pipeline connected mode that possesses repair function comprises the JTAG protocol mode; The described electronics pipeline connected mode that does not possess repair function comprises USB and UART protocol mode.
Wherein, in described steps A, comprise the following steps:
Steps A 1:PC sends by the JTAG agreement to download module and downloads the Bootloader version to the first control command of terminal;
Steps A 2: download module is completed conversion between USB or UART agreement and JTAG agreement according to the first control command of described PC, and by the JTAG agreement, the Bootloader version is downloaded to terminal;
Steps A 3: after terminal was in starting state, PC sent to download module and the APP version is downloaded to the second control command of terminal by USB or UART agreement;
Steps A 4: download module is downloaded to terminal by USB or UART agreement with the APP version according to the second control command of PC.
In addition, before described steps A 1, can comprise the following steps:
PC sends instruction to download module, converts the JTAG order of standard to by download module, makes the CPU of wireless terminal enter original state, the relevant register of intiating radio terminal.
In addition, before described steps A, may further include the following step:
PC judges whether the state of terminal is the deadlock state, if so, and execution in step A; Otherwise, control download module and by USB or UART agreement, the APP version be downloaded to terminal.
Wherein, be connected by USB or UART protocol data line between described PC and download module.
The invention has the beneficial effects as follows: according to the system and method that wireless terminal is repaired fast of the present invention, have by being provided with the download module that USB or UART agreement and JTAG agreement carry out translation function between PC and terminal, and when terminal is the deadlock state, PC is downloaded to terminal by the JTAG agreement with the Bootloader version by controlling download module; And after terminal is in starting state, by controlling download module, by USB or UART agreement, the APP version is downloaded to terminal, only downloads by JTAG single-protocol mode the slow problem of speed of download that causes thereby can overcome terminal when selfreparing, improved speed of download.
Description of drawings
Fig. 1 is the system schematic that wireless terminal is repaired fast of the present invention;
Fig. 2 is the method flow diagram that wireless terminal is repaired fast of the present invention;
Fig. 3 is that the PC of the embodiment of the present invention controls download module by the method flow diagram of JTAG agreement download Bootloader version to terminal.
Embodiment
Below, describe the system and method that wireless terminal is repaired fast of the present invention in detail with reference to accompanying drawing 1～3.
As shown in Figure 1, the system that wireless terminal is repaired fast of the present invention comprises PC and terminal, and is provided with between PC and terminal and has the download module that USB or UART agreement and JTAG agreement carry out translation function.PC comprises sending module, this sending module is used for sending by the electronics pipeline connected mode (for example JTAG agreement) that possesses repair function to download module downloads the Bootloader version to the first control command of terminal, after terminal is in starting state, send the second control command that by the electronics pipeline connected mode (for example USB or UART agreement) that does not possess repair function, AMSS (APP) version is downloaded to terminal to download module, to complete the reparation upgrading of whole version file.When specific implementation, can pre-establish the interface command of a PC side software and terminal, send data packets to each other to transmit by PC software and terminal in use.For example define a data structure, deposit respectively the model of terminal etc.
Need to prove, in embodiments of the present invention, only take USB or UART mode as example, the electronics pipeline connected mode that does not possess repair function is described, but the present invention is not limited thereto.In addition, only with the JTAG agreement as the electronics pipeline connected mode that possesses repair function, but the present invention also is not limited to this.
Wherein, the version of mobile phone operation is divided into Bootloader version and AMSS (APP) version, and Bootloader contains the necessary information of starting terminal, and AMSS (APP) comprises operation system information.
Particularly, PC comprises JTAG flash recordable module, this module is used for sending instruction to download module, by download module, this instruction transformation is become the Jtag order of standard, make the CPU of wireless terminal device enter initially (Debug) state, the register that the Flash of intiating radio terminal device, RAM and CPU are relevant to Flash, RAM etc., through the Jtag scan chain, terminal and flash recordable module interface are driven and the required plug-in download of burn recording software to terminal RAM appointed area; Withdraw from the Debug state, the plug-in unit that operation writes; Terminal receives the software code that the flash recordable module sends, and is written in Flash, completes the download of Boot Loader file.
Download module for the conversion of completing according to the first control command of PC between USB or UART agreement and JTAG agreement, and is downloaded to terminal by the JTAG agreement with the Bootloader version; And according to the second control command of PC, by USB or UART agreement, the APP version is downloaded to terminal.
Particularly, download module, be provided with on it download module control module, compatible JTAG agreement data line (for example DB25 connecting line), be used for the unit (for example FT2232 chip) carry out UART or usb protocol and JTAG protocol conversion.
Wherein, the download module control module is used for the first control command according to PC, and the control protocol converting unit is carried out the conversion of USB or UART agreement and JTAG agreement, by the JTAG path, the Bootloader version is downloaded to terminal; And be used for the second control command according to described PC, by USB or UART path, the APP version be downloaded to terminal.
Conversion unit of protocol is used for carrying out the conversion of USB or UART agreement and JTAG agreement according to the control command of download module control module.
The data line of compatible JTAG agreement, it is connected with terminal device, is used for transmitting to terminal Bootloader version and AMSS (APP) version that PC transmits.
When specific implementation, the download module control module uses a slice programmable logic device (PLD) or single-chip microcomputer.Programmable logic device (PLD) such as EPF10K100ABI600-2, EPF10K10ATC100-3 etc.; Single-chip microcomputer such as AT85C51, C8051, At89C/S51, PIC16CXX, EM78P447SA B NA B, EM78P257A B etc.The download module control module can adopt an AT85C51 single-chip microcomputer to realize, the program of compiling in advance number is burnt in single-chip microcomputer and goes.In addition, the own interface of computer does not comprise jtag interface, so the FT2232 chip on download module is used for realizing UART or usb protocol are converted to the JTAG agreement.Download module is connected by USB mouth or UART mouth with PC, and download module is connected by the BD25 connecting line with terminal.
As shown in Figure 2, the method that wireless terminal is repaired fast of the present invention comprises the following steps:
The current state of step 100:PC sense terminals equipment, if be the deadlock state, execution in step 200, if be normal communicable state, execution in step 300;
Step 200:PC controls download module and downloads the Bootloader version to terminal by the JTAG agreement, after terminal receives Bootloader version and restarting information, load the information that comprises in Bootloader, initialization information as crystal oscillator clock, the initialization information of interrupt table and the initialization information of GPIO etc. are completed the startup of self and send log-on message.PC receives the log-on message that terminal sends, and controls download module and by USB, UART agreement, AMSS (APP) version is downloaded to terminal, to complete the reparation upgrading of whole version file.
Step 300:PC controls download module and by USB, UART agreement, AMSS (APP) version is downloaded to terminal.
Wherein, before step 100, further comprise the following steps:
Adopt the download module with protocol conversion function to connect between PC and terminal.
Wherein, in step 200, PC controls download module and downloads the Bootloader version to terminal by the JTAG agreement, as shown in Figure 3, comprises the following steps:
The JTAG flash recordable module of step 21:PC is sent control command by UART or USB mouth to download module;
Step 22: download module converts the control command of PC to the Jtag order of standard, makes the CPU of wireless terminal device enter the Debug state;
Step 23: the Flash of intiating radio terminal device, RAM and CPU and Flash, the register that RAM is relevant, through the JTAG scan chain with terminal and the driving of flash recordable module interface and the required plug-in download of burn recording software to terminal RAM appointed area;
Step 24: withdraw from the Debug state, the plug-in unit that operation writes; Flash recordable module and terminal Direct Communication, terminal receives the software code that the flash recordable module sends, and is written in Flash, completes the download of BootLoader file.
In addition, in step 200, control download module and by USB, UART agreement, AMSS (APP) version is downloaded to terminal, comprise the following steps:
USB, UART path are opened in PC and the direct communication of download module control module, by USB, UART agreement, AMSS (APP) version are burnt in the terminal flash appointed area.
In addition, in step 200, the PC control terminal restarts, and determines that terminal has been in starting state.
In addition, in step 21, before the JTAG of PC flash recordable module is sent control command by UART or USB mouth to download module, further comprise the following steps:
Utilize the computer program realization to control and the management of serial device, operation PC side software, each control module and the administration module of initialization terminal, check that each equipment (comprises data line, connector etc.) whether normal, if normal, carry out next step operation, if undesired, sound a warning.
In sum, according to the system and method that wireless terminal is repaired fast of the present invention, have by being provided with the download module that USB or UART agreement and JTAG agreement carry out translation function between PC and terminal, and when terminal is the deadlock state, PC is downloaded to terminal by the JTAG agreement with the Bootloader version by controlling download module; And after terminal is in starting state, by controlling download module, by USB or UART agreement, the APP version is downloaded to terminal, only downloads by JTAG single-protocol mode the slow problem of speed of download that causes thereby can overcome terminal when selfreparing, improved speed of download.
More than in order to make those of ordinary skills understand the present invention; and the detailed description that the present invention is carried out; but can expect; can also make other changes and modifications within not breaking away from the scope that claim of the present invention contains, these variations and revising all in protection scope of the present invention.
Claims (10)
1. the system that wireless terminal is repaired fast, is characterized in that, comprises PC, terminal and download module, wherein,
Described PC, be used for when terminal is the deadlock state, control download module and download the Bootloader version to terminal by the electronics pipeline connected mode that possesses repair function, and after terminal is in starting state, controls download module and by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal;
Described download module, be used for the steering order according to described PC, download the Bootloader version to terminal with the electronics pipeline connected mode that possesses repair function, and according to the steering order of described PC, by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal; Wherein, download module is provided with data line and the conversion unit of protocol of download module control module, compatible JTAG agreement on it; Described download module control module is used for the first control command according to described PC, and the control protocol converting unit is carried out the conversion of USB or UART agreement and JTAG agreement, by the JTAG path, the Bootloader version is downloaded to terminal; Conversion unit of protocol is used for carrying out the conversion of USB or UART agreement and JTAG agreement according to the control command of described download module control module; The described electronics pipeline connected mode that possesses repair function comprises the JTAG protocol mode; The described electronics pipeline connected mode that does not possess repair function comprises USB and UART protocol mode;
Described terminal after being used for receiving Bootloader version and restarting information, loads the information that comprises in Bootloader, and startup and the current terminal of notice PC of completing self are starting state; And be used for receiving the APP version after completing startup, complete the reparation upgrading of whole version file.
2. the system that wireless terminal is repaired fast as claimed in claim 1, is characterized in that,
Described PC also comprises sending module, described sending module, be used for sending by the JTAG agreement to described download module and download the Bootloader version to the first control command of terminal, after terminal is in starting state, sends to described download module and the APP version is downloaded to the second control command of terminal by USB or UART agreement.
3. the system that wireless terminal is repaired fast as claimed in claim 2, is characterized in that,
Download module control module on described download module is used for the second control command according to described PC, by USB or UART path, the APP version is downloaded to terminal;
The data line of described compatible JTAG agreement, it is connected with terminal device, is used for transmitting Bootloader version and APP version to terminal.
4. as claimed in claim 2 to the quick system of repairing of wireless terminal, it is characterized in that, described PC, comprise JTAG flash recordable module, be used for sending instruction to download module, by download module, this instruction transformation is become the JTAG order of standard, make the CPU of wireless terminal enter original state, the relevant register of intiating radio terminal.
5. the system as wireless terminal being repaired fast as described in claim 1 to 4 any one, is characterized in that, is connected by USB or UART protocol data line between described PC and download module.
6. the method that wireless terminal is repaired fast, is characterized in that, the method comprises the following steps:
When steps A: PC is the deadlock state in terminal, control download module and download the Bootloader version to terminal by the electronics pipeline connected mode that possesses repair function, and after terminal is in starting state, controls download module and by the electronics pipeline connected mode that does not possess repair function, the APP version is downloaded to terminal;
Step B: download module is completed conversion between USB or UART agreement and JTAG agreement according to the first control command of described PC, and by the JTAG agreement, the Bootloader version is downloaded to terminal, and download module is downloaded to terminal by USB or UART agreement with the APP version according to the second control command of PC; The described electronics pipeline connected mode that possesses repair function comprises the JTAG protocol mode; The described electronics pipeline connected mode that does not possess repair function comprises USB and UART protocol mode.
7. the method that wireless terminal is repaired fast as claimed in claim 6, is characterized in that, in described steps A, comprises the following steps:
Steps A 1:PC sends by the JTAG agreement to download module and downloads the Bootloader version to the first control command of terminal;
Steps A 3: after terminal was in starting state, PC sent to download module and the APP version is downloaded to the second control command of terminal by USB or UART agreement.
8. the method that wireless terminal is repaired fast as claimed in claim 7, is characterized in that, before described steps A 1, comprises the following steps:
PC sends instruction to download module, converts the JTAG order of standard to by download module, makes the CPU of wireless terminal enter original state, the relevant register of intiating radio terminal.
9. the method that wireless terminal is repaired fast as claimed in claim 7, is characterized in that, before described steps A, further comprises the following steps:
PC judges whether the state of terminal is the deadlock state, if so, and execution in step A; Otherwise, control download module and by USB or UART agreement, the APP version be downloaded to terminal.
10. the method as wireless terminal being repaired fast as described in any one in claim 6 to 9, is characterized in that, is connected by USB or UART protocol data line between described PC and download module.
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| CN200910215781.5A CN101753672B (en) | 2009-12-31 | 2009-12-31 | System and method for rapidly repairing wireless terminal |
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| CN200910215781.5A CN101753672B (en) | 2009-12-31 | 2009-12-31 | System and method for rapidly repairing wireless terminal |
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| CN101753672B true CN101753672B (en) | 2013-06-12 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102413247B (en) * | 2011-11-30 | 2016-09-14 | 南京中兴软件有限责任公司 | The restoration methods of crash site of terminal and device |
| CN102938817B (en) * | 2012-11-14 | 2014-08-13 | 广东欧珀移动通信有限公司 | Storage mount achieving method and device under recovery mode of mobile phone |
| US10057740B2 (en) | 2013-10-31 | 2018-08-21 | Xiaomi Inc. | Methods and devices for processing mobile terminal resource |
| CN110413298A (en) * | 2019-07-16 | 2019-11-05 | 南京邮电大学 | The method that single-chip microcontroller serially upgrades and debugs is carried out based on Labwindows platform |
| CN117241259B (en) * | 2023-11-15 | 2024-01-19 | 长沙时代跳动科技有限公司 | Mobile Internet-based app service management platform and data processing method thereof |
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