TWI248581B - Renewing an firmware of computer system - Google Patents

Abstract

The present invention provides a method of upgrading computer firmware, and especially for protecting a computer device from damage during upgrading computer device. The present invention is a computer program product used in connection with a memory device. In a computer storage device, by configuring a program on a machine and making the machine to execute the program, it is able to realize the steps in the method to operate a firmware, which includes the following steps: first, dividing a memory of the machine into five parts to provide the space for storing a plurality of computer-readable programs; installing an initialization program in the first space of the memory on the machine to become a computer-readable fixed program; removing a first firmware program from the memory on the machine; installing a second firmware in the second space of the memory; then, backing up the second firmware in the third space of the memory; installing a plurality of firmware parameters of the second firmware in the fourth space of the memory on the machine; and, installing a plurality of firmware parameters of the second firmware backup in the third space in the fifth space of the memory on the machine.

Description

1248581 Case No. 92109089 Amendment V. Description of the Invention (1) Technical Field to which the Invention Is Alonged: The present invention relates to a method for upgrading a computer blade, in particular, when the computer is upgraded and firmware, the computer device can be protected from damage at the same time. Previous technology: At present, the firmware upgrade technology is mostly based on the combination of computer software and firmware. The firmware information of the scheduled upgrade is directly read by the software, and then transmitted to the computer device by using various transmission interfaces, and the computer device firstly The firmware is deleted from the computer memory, and the received new firmware data is written into the original memory to complete the firmware upgrade and update steps. The above steps are as shown in the first figure. Step 10 is the old firmware. When upgrading, the old firmware 11 will be deleted first, then the new firmware will be accepted, and the new firmware 12 will be written, but usually by the steps. When the process proceeds to step 1 2, the uncertainties such as power outages may cause damage to the computer device. However, in this technology, the shortcoming is that in the upgrade and update of Bo Bo, if the power failure or other unstable factors are encountered in the middle, the pre-replaced firmware fails to be written, and is stored in the memory. The firmware in the body will be destroyed or deleted. The pre-replaced firmware has not been completely written into the memory, and the computer device will not function properly and cause damage.

Page 5 Ϊ248581 ^----Case No. 921Q9089 V. Invention Description (2) Year Month In general, the firmware is between the computer software and the hardware, and has a hard-working hardware device. More specifically, the software is burned in the hardware, which is called the firmware. For example, the B10S program executed at boot time is burned in the ROM on the motherboard. To modify the content to be completed by the R (10) read/write machine, it is a kind of firmware. In addition to being placed in R〇M, firmware can be placed in programmable read-only memory such as PROM, EPROM, and EEPR0M. Programs burned in ROM are often called microprograms. At present, many firmware can use software to change the content of EPR〇M. For example, the private mode of the flash BI〇s of the motherboard and the data machine can use a special program to change the firmware micro-program. SUMMARY OF THE INVENTION: In view of the above-mentioned invention background, the traditional inability to achieve the many shortcomings of protecting the computer device, Mu Yuming-p,, 曰Λ ^, is not as good as a replacement method, hunting to upgrade a computer firmware . According to the above;; g Μ * computer program product 1 with two I' ^ invention provided, the invention is a storage element, the use of the body element. At the same time, in the first step of a computer i operation - the body generally contains the following parties to store a plurality of electronic memory bodies divided into five materials to provide space for the private use of x. Install the initial program in the machine 1248581 _ case number 92109089_ _ _ _ _ 5, the first space of the memory of the invention (3) becomes a computer-readable fixed program. A first firmware program is removed from the mechanical memory. Then, a second firmware is installed in the second space of the memory body. Then, the second firmware is backed up in the third space of the memory, and the plurality of firmware parameters of the second firmware are installed in the fourth space of the mechanical memory, and the second part of the device is installed in the third space. The plurality of firmware parameters of the firmware are in the fifth space of the mechanical memory. Mode of Implementation: The following is a description of the present invention. The description of the present invention will first be referred to with reference to a g-structure. Furthermore, the present invention is not limited by the scope or application of the present invention. Moreover, although these examples use computer firmware, it should be understood that the main part may be replaced by the relevant part. Therefore, the computer firmware of the present invention does not limit the description of the structure. These elements include the utility and applicability of the preferred embodiment of the invention and presentation. The present invention is not limited to the illustrated embodiments, even though the present invention is described by way of example and by way of a preferred embodiment. In addition, other equivalent changes or modifications that are made without departing from the spirit of the invention are included in the scope of the invention. The scope of the invention should be construed in the broadest definition, and all such modifications and the like. First, in a preferred embodiment of the present invention, the computer memory is first divided into five sections, as shown in the first table: including the initialization of the first portion.

Page 7 1248581 ----_ Case No. 92109089 _ Year Month Day_Amendment_ V. Invention Description (4) Program (Initial Programme), Part 2 Firmware (P1), Part 3 Backup Firmware The program (P2), the P 1 firmware parameter part of the fourth part and the P 2 firmware parameter part of the fifth part. And the scope of application of the present invention can be applied to a scanner. Then, as shown in the first table, in the initialization program of the first part, it is a part that is fixed and not modified. When the computer device starts up, it is executed by the program here. The second part of the firmware program (P1) is read first, and the checksum is calculated and compared with the P1 firmware parameter of the fourth part to check whether it is correct. If it is correct, it means that the firmware program (p丨) is correct. At this point, the process is not damaged and can be continued. As shown in the first table, check the second part of the firmware (P 1). If the firmware (P1) is incorrect, you can determine that the firmware (p丨) generated an error during the previous update. At this point, the initialization program must write back the backup program (P 2) back to the second part of the blade (p 1) to repair the original program and make the device work properly. After checking the second part of the Wei blade program (P1), the second part of the dynamic program (P 2 ) is checked as shown in the table. The initial program totals the nasal backup dynamic private (P2) check value' and compares it with the stored parameters in the fifth part of the p2 Wei blade body to determine whether it is correct. If the correct / then the second part of the backup program (P2) is in good condition, you can proceed to the next step. If not correct, the third part of the backup firmware program (p 2 ) is generated.

Page 8 1248581 Correction _ Case No. 9210Q0SQ V. Invention Description (5) Wrong decision. At this point, the initial program re-executes the backup firmware, and the firmware (P1) is backed up and written to the third part of the firmware (P2), so that the backup firmware (P2) holds the correct firmware. . ^ After confirming that the firmware (p 1 ) and the backup firmware (p 2 ) are correct, if the f table does not, you must compare the firmware (P1) with the backup firmware (P2): . Because it is possible that after the firmware (7) has been successfully updated, the power-off is generated when the m-blade program (Ρ2) has not been entered, causing the work to fail. Therefore, the comparison firmware program (7) is not the same as the backup dynamic program (ρ2). The two-end "blade program (Ρ1) backup to backup Wei blade program (ρ2) η initial program (7)) and backup object program (10) After that, if it is the same: ^ ^ ^ ^ . Progress jumps to the firmware program (Ρ1) to make a fine-grained work, especially for the operation of the broom. In the second part of the firmware program (the part is the firmware of the real control device, ρ such as /- table not, the firmware of this part is written in this part. When the firmware is updated, it must be new in the third In some backup firmware programs (Ρ2), this part is a backup of the firmware in use. The girl's table does not, under the shape, this part is the correct f-type (Ρ1) is the wrong part. The restoration of the initial program (Ρ1) is prepared in the P1, Ρ2 firmware parameters of the fourth part and the fifth part, as in the first

Page 9 1248581 Case No. 92109089 Year 曰 Amendment V. Invention Description (6) The table shows the check value of the firmware (P1) and backup firmware (P2). Let the initial program check the correctness of the firmware (P 1 ) and the backup firmware (P 2 ). Next, the relationship between the various conditions as shown in the third figure, and the second figure shows a flow chart of a preferred embodiment of the present invention. Meanwhile, in the preferred embodiment of the second embodiment of the present invention, four conditions are shown in the third figure, and the description is shown later. Referring to the third figure, in the case of the first situation, it is for normal execution, and no new firmware is performed. In this case, the flow of the initial program is as follows: (1) as shown in the second figure Mark 21, check whether the firmware of the firmware program (P1) is correct, usually by checking whether the checksum of the firmware is correct, and it should be correct because it is not written. (2) If the firmware of the backup firmware (P2) is correct, check whether the firmware of the backup firmware (P2) is correct. It is correct to check whether the firmware (Checksum) is correct. . (3) If the firmware of the firmware (P1) and the backup firmware (P2) are the same, check whether the firmware of the firmware (P1) and the backup firmware (P2) are the same. The way to verify whether the two firmwares are the same is to check the two firmwares. Checksum values are the same. They must be the same because they are not written. (4) If the second figure is marked with 24, no error occurs, skip to the firmware program (P1) and execute 0.

1

Page 10 1248581 -- Case No. 921 ΜΠΜ ___ Year Month V. Invention Description (7) Amendment

In the third figure, the second situation is the case where the new firmware is written to the body but the firmware (P 1 ) fails to be written: ~ (1) As shown in the second figure 2, check the toughness Is the firmware of the program (p丨) correct? It is usually correct to check whether the checksum of the firmware (Checksum) is correct, and the write failure is incorrect.疋 (2) As shown in the second figure, mark 2 5, perform the recovery operation of writing the backup firmware program (p 2 ) into the firmware program (P1). If the write fails, restart the device and then enter the & three conditions, otherwise Continue as shown in the second picture. (3) As shown in the second figure, no error occurs, and the initial program is re-executed to enter the first situation. Another example is the third figure and the success, but P2 (1) is as shown in the second figure 2 1 , usually by using the check to confirm 'because the write is successful, should (2) as the second figure marks 2 2 correctly, Usually it is used to verify that 'due to the backup failure, should (3) such as the younger one mark 2, the program (P 2) backup operation, otherwise continue. (4) No error occurs. The heavy situation is the case when the new firmware is written to the memory backup: [Check if the firmware of the firmware (P1) is positive: Is the checksum of the initial body (Checksum) positive? jlEl 〇1 Check if the firmware of the backup firmware program (Ρ2) is a checksum of the original body (Checksum) is correct, and the backup job must be performed again. ', enter/亍 write the program (P1) to the backup firmware. Right write fails and restarts to enter the fourth form. New execution of the initial program (n i t i a i Case No. 92109089 1248581 Λ Revision Year V, Invention Description (8)

Programme), enter the first situation as shown in the third picture. As shown in the second figure, the fourth situation is for the case where the new firmware is written into the memory and is successful: (1) If the second figure is marked with 2, the firmware of the firmware (p丨) is checked for correctness. Usually, it is correct to check whether the checksum of the firmware is correct. Because the writing is successful, it should be correct. (2) If the second icon is € 2 2, check if the firmware of the backup firmware (p 2 ) is correct. Usually, check whether the checksum of the firmware is correct. correct. (3) If the firmware of the firmware (ρι) and the backup firmware (P2) are the same, check whether the two firmwares are the same. The way to check whether the two firmwares are the same is to check the two servo blades. Checksum is the same, because the chapter blade program (P1) is the new firmware, the backup firmware program (P2) is the old firmware, so it is different, and the backup firmware program (p 2 ) is required. Backup work. (4) If the second figure is marked 26, the backup operation of writing the firmware program (ρι) to the backup firmware program (P2) is performed. If the right write fails, it will enter the four state after restarting, otherwise continue. « (5) No error occurs, re-execute the initial program (丨n丨t丨&丄 Programme), enter the first situation as shown in the third picture. = Longitudinal above, the inventor is a computer program & At the same time, in a computer storage component, the machine is embodied mechanically, and the program is embodied by mechanical means.

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Case No. 9210908Q 1248581

V. Description of the invention (9) To operate a firmware, wherein the machine is, for example, a scan crying the following method: First, a computer is electrically connected to a memory containing a scanner, and the memory is divided into five parts. To provide = soil, then you can scan the computer to read the program. Installation_Initial: 22nd is the first space of a plurality of computers to be removed from the memory of a computer-readable fixed field. The first-letter program is nd self; the memory of the scanner is second. The memory body is on the scanner with a plurality of firmware parameters of the fifth threshold of the scanner, and the scanner f is executed, and the computer is connected to achieve the purpose of replacing the firmware of the scanner. The second version of the t firmware program 'not only can be updated when the firmware is not normal' can be used to make the scanner malfunction in the scanner. The package can avoid its firmware damage and make a description: Let ΐί:;::Γ method and cite a preferred embodiment cite and describe a specific implementation:: her example. In the spirit of the present invention, it is obvious that the other changes and modifications that are not included in the patent application of the present invention should be disclosed in the spirit of the invention. Where the other does not deviate from the present invention 'is also included in the present invention; G-like" and the definition of approximate change or repair to explain the scope of the present invention; °: =; inside. At the same time should be the most extensive structure. Hunting contains all Modifications and similarities 1248581 _ Case No. 92109089 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The embodiment is described in detail with reference to the accompanying drawings, which is not a flowchart of the conventional technology, and the second figure is a flowchart of the present invention; A detailed description of the four conditions, and Table 1 shows the five parts of the memory in the present invention. Element representative symbols are briefly described: 1 0 to 11 Prior art steps 2 0 to 2 8 Step marks of the embodiment of the present invention

Page 14 1248581 Schema

Initjal Programme Firmware Program (PI) Backup Firmware Program (P2) P1 Firmware Parameters P2 Firmware Parameters Table 1

Claims (1)

1248581 -^^92109089 VI. Application for Patent Range 1 · A replacement for a computer-based computer is divided into five programs. An initial one computer can be installed from the scanner. A second backup is provided. The fourth method of installing the second memory body of the scanner of the second memory body, the method is at least scooped to: scan the stomach, and the scanner = contains: as a storage of a plurality of electricity埯趱 '24 readable program in the memory of the scanner read fixed program; the memory removes a first firmware path firmware in the second space of the memory · ^ ' firmware in the memory The third space of the body·the plurality of firmware parameters of the firmware is in the scanning crying space; and the plurality of firmware of the memory firmware is backed up in the fifth space. 2. The method of replacing the scanner according to the above-mentioned patent application scope, wherein the firmware parameter is used to check whether the a second firmware is correct. Junior or physical space Page 15