CN109358906A - It is a kind of to enable the method and system that BIOS serial ports redirects by setting BMC OEM order - Google Patents
It is a kind of to enable the method and system that BIOS serial ports redirects by setting BMC OEM order Download PDFInfo
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- CN109358906A CN109358906A CN201811128671.0A CN201811128671A CN109358906A CN 109358906 A CN109358906 A CN 109358906A CN 201811128671 A CN201811128671 A CN 201811128671A CN 109358906 A CN109358906 A CN 109358906A
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- bios
- serial ports
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- gpio
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/442—Shutdown
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Stored Programmes (AREA)
Abstract
The method and system that BIOS serial ports redirects is enabled by setting BMC OEM order the present invention provides a kind of, including following operation: the GPIO of BIOS access BMC；Obtain the current state of BIOS console output；Judge whether BIOS console is opened according to the state of return value；BIOS console is opened or closed to be exported by serial ports.The embodiment of the present invention is enabled BIOS serial ports by setting BMC OEM order and redirected, enter PEI phase in BIOS, BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, realizes the output for opening or closing BIOS serial ports according to corresponding GPIO mode bit.The program enhances the maintainability of server, facilitates the positioning of server problem and the positioning of user's site problems.It solves in the prior art when server is there are that can not open BIOS serial ports redirection function when hardware or software anomaly, realization passes through setting BMC OEM order and enables BIOS serial ports redirection, increase maintainability and ease for use.
Description
Technical field
It is especially a kind of enabled by setting BMC OEM order the present invention relates to server B IOS design field
The method and system that BIOS serial ports redirects.
Background technique
With the fast development of internet and big data, mass data is just being impacted with unprecedented growth trend each
Industry, to IT infrastructure maintainable, higher requirements are also raised.Server as data center core component it
One, future also proposed increasingly higher demands to the maintainability of server.
In the server B IOS design of current main-stream, EFI BIOS is mostly used, in EFI BIOS, in order to be serviced
The positioning and analysis of device hardware problem, increase the function that the serial ports of BIOS redirects, and the serial ports redirection of BIOS can print
To serial ports, server maintenance personnel can according to need to go to judge server exception by the function self-test code of BIOS.
After the power-up, operation EFI BIOS goes to execute the process of self-test current server, shows corresponding facility information
And lead into system but when server goes wrong, for example server starting is hung dead or to check unit exception etc. tight
When weight problem, how to remove positioning analysis is a stubborn problem.Current EFI BIOS increases the function of serial ports redirection
Can, but the serial ports redirection function can generally be closed by BIOS designer or server master board on design one switch go beat
The function that the open and close serial ports redirects.
After if BIOS designer closed serial ports redirection function in BIOS, the maintenance personnel and backer of server
The function that member just has no idea to redirect using the serial ports of BIOS goes to be positioned according to serially printing asks with Analysis server hardware
Topic.The positioning difficulty for the problem of will increase server in this way.
If server design personnel increase a switch on mainboard, with making a return journey, the serial ports for opening or closing BIOS is reset
To function, but the program needs to increase hardware on the server, and which adds the costs of server.
Summary of the invention
The object of the present invention is to provide it is a kind of by setting BMC OEM order enable BIOS serial ports redirection method be
System, it is intended to solve that BIOS serial ports redirection function can not be opened when server is there are when hardware or software anomaly in the prior art
The problem of, realize that enabling BIOS serial ports by setting BMC OEM order redirects, and increases maintainable and ease for use.
To reach above-mentioned technical purpose, the present invention provides one kind to enable BIOS serial ports weight by setting BMC OEM order
The method of orientation, including following operation:
The GPIO of BIOS access BMC；
Obtain the current state of BIOS console output；
Judge whether BIOS console is opened according to the state of return value；
BIOS console is opened or closed to be exported by serial ports.
Preferably, the BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, to obtain current GPIO
Mode bit.
Preferably, it is described open or close BIOS console and exported by serial ports executed by Ipmitool tool command.
Preferably, when sending the instruction that opening BIOS console is exported by serial ports, GPIO is set to 0x00, last
Position is 0；When sending the instruction that closing BIOS console is exported by serial ports, GPIO is set to 0x01, last position is 1.
The system that BIOS serial ports redirects, the system are enabled by setting BMC OEM order the present invention also provides a kind of
System includes:
Access GPIO module, the GPIO for BIOS access BMC；
Current state obtains module, for obtaining the current state of BIOS console output；
Condition judgment module judges whether BIOS console is opened for the state according to return value；
Module is opened or closed, is used to open or closes BIOS console and exported by serial ports.
Preferably, the BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, to obtain current GPIO
Mode bit.
Preferably, it is described open or close BIOS console and exported by serial ports executed by Ipmitool tool command.
Preferably, when sending the instruction that opening BIOS console is exported by serial ports, GPIO is set to 0x00, last
Position is 0；When sending the instruction that closing BIOS console is exported by serial ports, GPIO is set to 0x01, last position is 1.
The effect provided in summary of the invention is only the effect of embodiment, rather than invents all whole effects, above-mentioned
A technical solution in technical solution have the following advantages that or the utility model has the advantages that
Compared with prior art, the present invention by setting BMC OEM order come enable BIOS serial ports redirection, BIOS into
Enter PEI phase, BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, according to corresponding GPIO mode bit come real
Now open or close the output of BIOS serial ports.The equipment that the embodiment of the present invention does not need user's complexity, can location-server
The problem of, it makes server simpler, easy-to-use, enhances the maintainability of server, facilitate the positioning and use of server problem
The positioning of family site problems.It solves in the prior art when there are when hardware or software anomaly, can not open BIOS string for server
The problem of salty orientating function, is realized and is redirected by the enabled BIOS serial ports of setting BMC OEM order, increases maintainable and easy
The property used.
Detailed description of the invention
Fig. 1 is that one kind provided in the embodiment of the present invention is redirected by the enabled BIOS serial ports of setting BMC OEM order
Method flow diagram；
Fig. 2 is that one kind provided in the embodiment of the present invention is redirected by the enabled BIOS serial ports of setting BMC OEM order
System structure diagram.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing is combined, to this
Invention is described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention
Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings
It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.
It is provided for the embodiments of the invention with reference to the accompanying drawing a kind of by the enabled BIOS serial ports of setting BMC OEM order
The method and system of redirection is described in detail.
It is redirected as shown in Figure 1, enabling BIOS serial ports by setting BMC OEM order the embodiment of the invention discloses one kind
Method, including following operation:
The GPIO of BIOS access BMC；
Obtain the current state of BIOS console output；
Judge whether BIOS console is opened according to the state of return value；
BIOS console is opened or closed to be exported by serial ports.
The embodiment of the present invention is by deciding whether that opening BIOS serial ports resets according to the setting of the mode bit of BMC GPIO
To function, BMC can set the GPIO mode bit by BMC OEM order, and BIOS is according to the GPIO mode bit of the BMC in BIOS
Initial phase go to open or close the function that the serial ports of BIOS redirects.
In order to make server have a preferably maintainable and ease for use, the embodiment of the present invention is according to the state of BMC GPIO
Position setting come decide whether open BIOS serial ports redirection function.BMC can set the GPIO state by BMC OEM order
Position, BIOS go the serial ports for opening or closing BIOS to redirect according to the GPIO mode bit of the BMC in the initial phase of BIOS
Function.
Setting BIOS console is exported by serial ports:
Ipmitool raw 0x2e 0x17 0xc0 0x63 0x00 0x00 0x00 0x00
BIOS console is closed to be exported by serial ports:
Ipmitool raw 0x2e 0x17 0xc0 0x63 0x00 0x00 0x00 0x01
Obtain the current state of BIOS console output:
Ipmitool raw 0x2e 0x18(0xc0 0x63 0x00 0x00 0x00)
State, which is obtained, according to return value judges whether BIOS console is opened:
0x00 0xc0 0x63 0x00 0x00
0x00 expression has been enabled；
0x00 0xc0 0x63 0x00 0x01
0x01 expression has been off.
It is corresponding when sending corresponding order is 0x2e 0x17 0xc0 0x63 0x00 0x00 0x00 0x00
GPIO10 be set to 0x00, last position be 0.
It is corresponding when sending corresponding order is 0x2e 0x17 0xc0 0x63 0x00 0x00 0x00 0x01
GPIO10 be set to 0x01, last position be 1.
The embodiment of the present invention is enabled BIOS serial ports by setting BMC OEM order and redirected, and enters PEI rank in BIOS
Section, BIOS are accessed the GPIO of BMC by the equipment iLPC2AHB of SuperIO, opening are realized according to corresponding GPIO mode bit
Or close the output of BIOS serial ports.The equipment that the program does not need user's complexity, can location-server the problem of, allow service
Device is simpler, easy-to-use, enhances the maintainability of server, facilitates the positioning of server problem and determining for user's site problems
Position.It solves in the prior art when server is there are when hardware or software anomaly, BIOS serial ports redirection function can not be opened
Problem realizes that enabling BIOS serial ports by setting BMC OEM order redirects, and increases maintainable and ease for use.
As shown in Fig. 2, being reset the embodiment of the invention also discloses a kind of by the enabled BIOS serial ports of setting BMC OEM order
To system, the system comprises:
Access GPIO module, the GPIO for BIOS access BMC；
Current state obtains module, for obtaining the current state of BIOS console output；
Condition judgment module judges whether BIOS console is opened for the state according to return value；
Module is opened or closed, is used to open or closes BIOS console and exported by serial ports.
The BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, to obtain the state of current GPIO
Position.
It is described open or close BIOS console and exported by serial ports executed by Ipmitool tool command.
When sending the instruction that opening BIOS console is exported by serial ports, GPIO is set to 0x00, last position is 0；
When sending the instruction that closing BIOS console is exported by serial ports, GPIO is set to 0x01, last position is 1.
By being decided whether to open BIOS serial ports redirection function according to the setting of the mode bit of BMC GPIO, BMC can
With by the BMC OEM order setting GPIO mode bit, BIOS according to the GPIO mode bit of the BMC BIOS initial phase
The function of going the serial ports for opening or closing BIOS to redirect.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of enable the method that BIOS serial ports redirects by setting BMC OEM order, which is characterized in that including following behaviour
Make:
The GPIO of BIOS access BMC；
Obtain the current state of BIOS console output；
Judge whether BIOS console is opened according to the state of return value；
BIOS console is opened or closed to be exported by serial ports.
2. a kind of method for enabling BIOS serial ports redirection by setting BMC OEM order according to claim 1, special
Sign is that the BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, to obtain the mode bit of current GPIO.
3. a kind of method for enabling BIOS serial ports redirection by setting BMC OEM order according to claim 1, special
Sign is, it is described open or close BIOS console and exported by serial ports executed by Ipmitool tool command.
It is redirected 4. one kind according to claim 1 to 3 enables BIOS serial ports by setting BMC OEM order
Method, which is characterized in that when send open BIOS console exported by serial ports instruction when, GPIO is set to 0x00, most
Latter position is 0；When sending the instruction that closing BIOS console is exported by serial ports, GPIO is set to 0x01, last position is
1。
5. a kind of enable the system that BIOS serial ports redirects by setting BMC OEM order, which is characterized in that the system packet
It includes:
Access GPIO module, the GPIO for BIOS access BMC；
Current state obtains module, for obtaining the current state of BIOS console output；
Condition judgment module judges whether BIOS console is opened for the state according to return value；
Module is opened or closed, is used to open or closes BIOS console and exported by serial ports.
6. a kind of system for enabling BIOS serial ports redirection by setting BMC OEM order according to claim 5, special
Sign is that the BIOS accesses the GPIO of BMC by the equipment iLPC2AHB of SuperIO, to obtain the mode bit of current GPIO.
7. a kind of system for enabling BIOS serial ports redirection by setting BMC OEM order according to claim 5, special
Sign is, it is described open or close BIOS console and exported by serial ports executed by Ipmitool tool command.
8. enabling BIOS serial ports by setting BMC OEM order according to one kind described in claim 5-7 any one to redirect
System, which is characterized in that when send open BIOS console exported by serial ports instruction when, GPIO is set to 0x00, most
Latter position is 0；When sending the instruction that closing BIOS console is exported by serial ports, GPIO is set to 0x01, last position is
1。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811128671.0A CN109358906A (en) | 2018-09-26 | 2018-09-26 | It is a kind of to enable the method and system that BIOS serial ports redirects by setting BMC OEM order |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811128671.0A CN109358906A (en) | 2018-09-26 | 2018-09-26 | It is a kind of to enable the method and system that BIOS serial ports redirects by setting BMC OEM order |
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| CN109358906A true CN109358906A (en) | 2019-02-19 |
Family
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| CN201811128671.0A Pending CN109358906A (en) | 2018-09-26 | 2018-09-26 | It is a kind of to enable the method and system that BIOS serial ports redirects by setting BMC OEM order |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112463083A (en) * | 2020-12-11 | 2021-03-09 | 苏州浪潮智能科技有限公司 | Remote collection method and system for information of substrate control manager |
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