CN109032622B - Firmware fast burning method and system - Google Patents
Firmware fast burning method and system Download PDFInfo
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- CN109032622B CN109032622B CN201810820722.XA CN201810820722A CN109032622B CN 109032622 B CN109032622 B CN 109032622B CN 201810820722 A CN201810820722 A CN 201810820722A CN 109032622 B CN109032622 B CN 109032622B
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Abstract
The invention discloses a method and a system for quickly burning firmware. The firmware fast burning method is used for burning BIOS firmware to a BIOS storage chip of a computer mainboard and comprises the following steps: the method comprises the following steps that an upper computer with a preset driving program is in communication connection with a computer mainboard through a Type-C interface of the computer mainboard; the upper computer controls a drive program to generate a drive instruction; and the upper computer and the computer mainboard burn the BIOS firmware to the BIOS storage chip through the Type-C interface according to the driving instruction. The method and the system for quickly burning the firmware can directly burn the BIOS firmware again to the BIOS storage chip on the computer mainboard through the Type-C interface, have higher efficiency and can save cost.
Description
Technical Field
The invention relates to the technical field of information processing, in particular to a firmware quick burning method and a firmware quick burning system.
Background
In the design verification stage of the computer, the problem that the computer cannot be started due to the abnormal condition of the burnt wrong BIOS firmware or the burnt BIOS firmware is often encountered. At this time, the problem can be solved only by rewriting BIOS firmware into the BIOS memory chip on the computer motherboard.
The existing methods for rewriting BIOS firmware into BIOS memory chips already installed on a mainboard include two methods:
a BIOS memory chip is welded down for using a soldering iron, a BIOS firmware is put on a burning seat to be burned again, then the BIOS memory chip is welded on a mainboard, the computer needs to be disassembled, then the mainboard inside the computer is disassembled and assembled, the burning again efficiency is low, once the problem occurs in the disassembling and assembling process, the hardware of the computer can be damaged, and the cost is wasted.
The other is to use a specific clamp to directly clamp the BIOS memory chip on the motherboard and burn the BIOS memory chip, which also requires disassembling the computer, which is time consuming and labor consuming, and in addition, the specific clamp is expensive and easy to damage, which is not beneficial to saving cost.
Disclosure of Invention
In order to solve the above problems, embodiments of the present invention provide a method and a system for fast burning firmware, which can directly burn BIOS firmware again in a BIOS memory chip on a computer motherboard through a Type-C interface, and have a higher efficiency and can save cost.
In order to achieve the above object, an embodiment of the present invention provides a method for quickly burning a firmware, which is used for burning a BIOS firmware into a BIOS memory chip of a computer motherboard, and includes:
the method comprises the following steps that an upper computer with a preset driving program is in communication connection with a computer mainboard through a Type-C interface of the computer mainboard;
the upper computer controls a drive program to generate a drive instruction;
and the upper computer and the computer mainboard burn the BIOS firmware to the BIOS storage chip through the Type-C interface according to the driving instruction.
Further, before controlling the driver to generate the driving command, the method further includes:
so that the computer motherboard is in a power-on state.
Further, host computer and computer motherboard are according to drive instruction, burn record BIOS firmware to BIOS memory chip through Type-C interface, include:
the computer mainboard starts an SBU signal line of the Type-C interface according to the driving instruction;
and the upper computer records the BIOS firmware to the BIOS storage chip through the SBU signal line.
Further, the host computer passes through the SBU signal line to BIOS memory chip burns record BIOS firmware, still includes:
the upper computer transmits BIOS firmware to a temporary memory of an embedded controller of a computer mainboard through an SBU signal line;
the temporary storage records BIOS firmware to the BIOS storage chip.
Further, before the temporary storage records the BIOS firmware to the BIOS memory chip, the method further includes:
the embedded controller sends a control instruction to the CPU, and the CPU disconnects the communication with the BIOS storage chip according to the control instruction.
Further, the writing of the BIOS firmware into the BIOS memory chip by the temporary storage includes:
the temporary storage device reversely mirrors the BIOS firmware into the BIOS memory chip.
Furthermore, after the computer motherboard starts the SBU signal line of the computer motherboard according to the driving instruction, the method further comprises:
the computer mainboard controls the data selector and the temporary storage to be in a communication state according to the driving instruction.
Further, the BIOS firmware comprises a plurality of groups of firmware data, and the plurality of groups of firmware data are sequentially burned into the BIOS memory chip.
The embodiment of the invention also provides a firmware fast burning system which comprises an upper computer and a computer mainboard, wherein the computer mainboard comprises a Type-C interface and a BIOS storage chip, the upper computer is in communication connection with the mainboard through the Type-C interface, and a driving program is preset in the upper computer, wherein the upper computer and the computer mainboard can burn the BIOS firmware into the BIOS storage chip through the Type-C interface according to a driving instruction generated by the driving program.
Furthermore, the main board also comprises an embedded controller, the BIOS firmware comprises a plurality of groups of firmware data, and after each group of firmware data is respectively transmitted to a temporary memory of the embedded controller by the upper computer, the temporary memory is used for burning the BIOS storage chip.
The method and the system for quickly burning the firmware can be used for burning the BIOS firmware into the BIOS storage chip of the computer mainboard, and the quick burning of the firmware can be realized only by burning the BIOS firmware into the BIOS storage chip through the Type-C interface according to the driving instruction after the upper computer preset with the driving program is in communication connection with the computer mainboard through the Type-C interface of the computer mainboard. Compared with the prior art, the computer is not required to be disassembled and assembled, time and labor of a user can be saved, efficiency is improved, a soldering iron is not required, environmental friendliness and low carbon are achieved, a specific clamp is not required, and cost can be reduced.
Drawings
FIG. 1 is a flowchart illustrating a firmware fast burning method according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a firmware fast burning system according to an embodiment of the present invention.
Detailed Description
The structure, operation principle, and the like of the embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a method for fast burning firmware according to an embodiment of the present invention is used for burning BIOS firmware to a BIOS memory chip of a computer motherboard, and includes:
and S110, connecting the upper computer preset with the driving program with the computer mainboard through a Type-C interface of the computer mainboard in a communication manner.
And S120, the upper computer controls the driver to generate a driving instruction.
And S130, the upper computer and the computer mainboard burn the BIOS firmware to the BIOS storage chip through the Type-C interface according to the driving instruction.
In the embodiment of the invention, the computer mainboard can be a computer mainboard in the whole computer which is installed or an independent computer mainboard which is not installed. The upper computer can be connected with the Type-C interface of the computer mainboard needing to burn the BIOS firmware through a Type-C to Type-C connecting line or a USB to Type-C connecting line.
In the embodiment of the invention, the driving instruction generated by the driving program of the upper computer can control the working state of a signal line or an element of the computer mainboard through a transmission protocol so as to cooperate with the upper computer to burn the BIOS firmware into the BIOS storage chip of the computer mainboard.
In the embodiment of the present invention, before the controlling the driver to generate the driving instruction, the method further includes:
so that the computer motherboard is in a power-on state. Specifically, the power can be supplied to the PD controller of the computer through the power adapter or the built-in power supply of the computer motherboard, so that the PD controller supplies power to each element of the computer motherboard, the computer motherboard is in a power-on state, and each element can still work according to the driving instruction under the condition that the computer motherboard is not started in time.
In the embodiment of the invention, the burning of the BIOS firmware to the BIOS storage chip through the Type-C interface by the upper computer and the computer mainboard according to the driving instruction comprises the following steps:
s131, the computer mainboard starts the SBU signal line of the Type-C interface according to the control signal of the SBU signal line in the driving instruction so as to start a data transmission channel in the computer mainboard.
And S132, the upper computer records the BIOS firmware into the BIOS storage chip through the SBU signal line, namely, the upper computer transmits and stores the data of the BIOS firmware into the BIOS storage chip through the SBU signal line.
In the embodiment of the present invention, because the BIOS memory chip is not directly in communication connection with the Type-C interface, the upper computer burns the BIOS firmware to the BIOS memory chip through the SBU signal line, further comprising: the upper computer firstly transmits BIOS firmware to a temporary storage of an embedded controller of a computer mainboard through an SBU signal line, and then the temporary storage records the BIOS firmware to a BIOS storage chip. The specific method for writing the BIOS firmware into the BIOS memory chip by the temporary storage may include: the temporary storage mirror the BIOS firmware to the BIOS memory chip.
In the embodiment of the invention, because the storage capacity of the temporary storage is small, all data of the BIOS firmware cannot be stored at one time, the BIOS firmware can be divided into a plurality of groups of firmware data, and the plurality of groups of firmware data are sequentially burned into the BIOS storage chip. The first group of firmware data is transmitted to the temporary storage device, the temporary storage device is used for burning the BIOS storage chip, after the burning of the first group of firmware data in the BIOS storage chip is finished, the second group of firmware data is stored in the temporary storage device, the temporary storage device is used for burning the BIOS storage chip, and the like until all the firmware data are burnt.
In order to ensure that the CPU is not affected during the process of writing the BIOS firmware into the BIOS memory chip by the temporary storage of the embedded controller, in an embodiment of the present invention, after receiving a set of firmware data, the temporary storage may further include, before writing the set of firmware data of the BIOS firmware into the BIOS memory chip: the embedded controller sends a control instruction to the CPU, so that the CPU disconnects the communication with the BIOS storage chip according to the control instruction, namely the CPU does not receive any data transmitted by the signal wire which is in communication connection with the BIOS storage chip.
In order to transmit the data of the BIOS firmware only to the embedded controller, in an embodiment of the present invention, after the computer motherboard starts the SBU signal line of the computer motherboard according to the driving instruction, the SBU signal line further includes: the computer mainboard controls the data selector and the temporary storage to be in a communication state according to the control signal of the driving instruction to the data selector, and ensures that the communication between the data selector and the CPU is in a disconnection state.
As shown in fig. 2, an embodiment of the present invention further provides a system for quickly burning firmware, including an upper computer and a computer motherboard, where the computer motherboard includes a Type-C interface and a BIOS memory chip, the upper computer is in communication connection with the motherboard through the Type-C interface, and the upper computer is preset with a driver, and the upper computer and the computer motherboard can burn BIOS firmware into the BIOS memory chip through the Type-C interface according to a driving instruction generated by the driver.
In the embodiment of the invention, the main board further comprises an embedded controller, the BIOS firmware comprises a plurality of groups of firmware data, and after each group of firmware data is respectively transmitted to a temporary memory of the embedded controller by the upper computer, the temporary memory is used for burning the BIOS storage chip.
In the embodiment of the invention, the upper computer is provided with a connecting port which is a Type-C or USB connecting port and can be connected with a Type-C interface of a computer mainboard needing to burn BIOS firmware through a Type-C to Type-C connecting wire or a USB to Type-C connecting wire.
The computer mainboard in the embodiment of the invention can also comprise a data selector, a CPU and a PD controller. Wherein, the Type-C interface passes through SBU signal line and data selector communication connection. The data selector is connected with the CPU in communication through an AUX signal line and 12C1The signal line is in communication connection with the embedded controller and is in communication connection with the PD controller through the GPIO signal line. Embedded controller pass 12C2The signal line is connected with the PD controller in a communication way and is connected with the CPU in a communication way through an RSM _ RST # signal line. The BIOS memory chip is connected with the CPU through SPI1 signal line, the embedded controller is connected with the CPU through SPI2Signal line and SPI1The signal lines are connected so as to be respectively connected with the BIOS memory chip and the CPU in a communication way. Built-in power supply adapter or computer mainboardThe source is electrically connected to the PD controller.
The specific burning method of the firmware quick burning system of the embodiment of the invention comprises the following steps:
1. and the PD controller supplies power to the computer mainboard.
2. And generating and sending a driving instruction to a data transmission unit of the upper computer and a Type-C interface of a computer mainboard through a driving program of the upper computer, starting an SBU signal line, and starting to transmit BIOS firmware as a transmission path.
3. The PD controller controls the data selector to control the communication of the AUX signal line to be in a disconnected state through the GPIO signal line according to the driving instruction and enables I2C1The signal line is in communication, and the data selector then begins through I2C1The signal line transmits a set of firmware data and temporarily stores the firmware data in a temporary storage of the embedded controller.
4. The PD controller passes through I2C according to the driving instruction2SPI for signal line control and embedded controller connection2The signal wire is in a communication state, and controls the embedded controller to send a control instruction to the CPU through the RSM _ RST # signal wire according to the driving instruction, so that the CPU is disconnected from the communication with the BIOS storage chip according to the control instruction, namely the SPI is formed1The signal line is tri-state, so that the CPU does not receive the SPI1Any data transmitted by the signal line, but the BIOS memory chip can receive the SPI1Data transmitted by the signal line.
5. The embedded controller passes the firmware data in the temporary storage of the embedded controller through the SPI according to the driving instruction2The signal line is reverse mirrored to the BIOS memory chip.
6. Repeating the operation of the step 4-5 for many times, and completely burning the BIOS firmware into the BIOS storage chip.
7. After the BIOS firmware is burnt, the PD controller controls the embedded controller to enable the SPI to be realized according to the driving instruction2The communication of the signal line is in a disconnected state and the SPI is enabled1The signal line is in communication state, and the PD controller controls the data selector through the GPIO signal line according to the driving instruction to enable I2C1The communication of the signal line is in a disconnected state, and the AUX signal line is inA communication state.
In summary, the firmware fast burning method and system of the embodiment of the invention can realize fast burning of the firmware, and the firmware burning method is simple and convenient. Compared with the prior art, the computer is not required to be disassembled and assembled, time and labor of a user can be saved, efficiency is improved, a soldering iron is not required, environmental friendliness and low carbon are achieved, a specific clamp is not required, and cost can be reduced.
The foregoing is merely illustrative of the present invention, and it will be appreciated by those skilled in the art that various modifications may be made without departing from the principles of the invention, and the scope of the invention is to be determined accordingly.
Claims (10)
1. A firmware fast burning method is used for burning BIOS firmware to a BIOS storage chip of a computer mainboard, and is characterized by comprising the following steps:
the host computer that will have preset driver passes through the Type-C interface of computer mainboard with computer mainboard communication connection, wherein, computer mainboard still includes: a data selector, a CPU and a PD controller;
wherein the PD controller controls the data selector to control the communication of the AUX signal line to be in an off state through the GPIO signal line according to the driving instruction, and enables I2C1The signal line is in communication, and the data selector then begins to pass through I2C1The signal wire transmits a group of firmware data and temporarily stores the firmware data in a temporary storage of the embedded controller;
the PD controller passes through I2C according to the driving instruction2SPI for signal line control and embedded controller connection2The signal wire is in a communication state, and controls the embedded controller to send a control instruction to the CPU through the RSM _ RST # signal wire according to the driving instruction, so that the CPU is disconnected from the communication with the BIOS storage chip according to the control instruction, namely the SPI is formed1The signal line is tri-state, so that the CPU does not receive the SPI1Any data transmitted by the signal line, but the BIOS memory chip can receive the SPI1Data transmitted by the signal line;
the upper computer controls the driving program to generate a driving instruction;
and the upper computer and the computer mainboard burn the BIOS firmware to the BIOS storage chip through the Type-C interface according to the driving instruction.
2. The method for rapidly burning firmware as claimed in claim 1, wherein before controlling the driver to generate the driving command, the method further comprises:
and enabling the computer mainboard to be in a power-on state.
3. The method for rapidly burning firmware as claimed in claim 1, wherein the burning of the BIOS firmware into the BIOS memory chip through the Type-C interface by the upper computer and the computer motherboard according to the driving command comprises:
the computer mainboard starts an SBU signal line of the Type-C interface according to the driving instruction;
and the upper computer burns the BIOS firmware to the BIOS storage chip through the SBU signal line.
4. The method of claim 3, wherein the host computer burns the BIOS firmware to the BIOS memory chip via the SBU signal line, further comprising:
the upper computer transmits the BIOS firmware to a temporary storage of an embedded controller of the computer mainboard through the SBU signal line;
and the temporary storage records the BIOS firmware to the BIOS storage chip.
5. The method as claimed in claim 4, wherein before burning the BIOS firmware into the BIOS memory chip, the method further comprises:
and the embedded controller sends a control instruction to the CPU, and the CPU disconnects the communication with the BIOS storage chip according to the control instruction.
6. The method as claimed in claim 4, wherein the writing the BIOS firmware to the BIOS memory chip by the scratchpad comprises:
the temporary storage device inversely mirrors the BIOS firmware to the BIOS storage chip.
7. The method as claimed in claim 4, wherein after the computer motherboard activates the SBU signal line of the computer motherboard according to the driving command, the method further comprises:
and the computer mainboard controls the data selector and the temporary storage to be in a communication state according to the driving instruction.
8. The method as claimed in any one of claims 1 to 7, wherein the BIOS firmware comprises a plurality of sets of firmware data, and the plurality of sets of firmware data are sequentially burned into the BIOS memory chip.
9. The utility model provides a firmware burns record system fast which characterized in that, includes host computer and computer motherboard, computer motherboard includes Type-C interface and BIOS memory chip, the host computer with the mainboard passes through Type-C interface communication connects, wherein, computer motherboard still includes: the system comprises a data selector, a CPU and a PD controller;
wherein the PD controller controls the data selector to control the communication of the AUX signal line to be in an off state through the GPIO signal line according to the driving instruction, and enables I2C1The signal line is in communication, and the data selector then begins to pass through I2C1The signal wire transmits a group of firmware data and temporarily stores the firmware data in a temporary storage of the embedded controller;
the PD controller passes through I2C according to the driving instruction2SPI for signal line control and embedded controller connection2The signal wire is in a communication state, and controls the embedded controller to send a control instruction to the CPU through the RSM _ RST # signal wire according to the driving instruction, so that the CPU is disconnected from the communication with the BIOS storage chip according to the control instruction, namely the SPI is formed1The signal line is tri-state, so that the CPU does not receive the SPI1Any of signal line transmissionData, but the BIOS memory chip can receive SPI1Data transmitted by the signal line;
the upper computer is preset with a driving program, wherein the upper computer and the computer mainboard can burn BIOS firmware into the BIOS memory chip through the Type-C interface according to a driving instruction generated by the driving program.
10. The system of claim 9, wherein the motherboard further comprises an embedded controller, the BIOS firmware comprises a plurality of firmware data sets, and each firmware data set is transmitted from the host to a register of the embedded controller and then is programmed into the BIOS memory chip by the register.
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CN111552492A (en) * | 2020-04-22 | 2020-08-18 | 深圳宝龙达信创科技股份有限公司 | Upgrading device, method, system, terminal equipment and medium of embedded controller |
CN112068868B (en) * | 2020-09-09 | 2021-12-07 | 深圳市松冠科技有限公司 | FLASH memory burning method based on TypeC chip and display |
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