CN109753442A - A kind of method and system of settlement server backboard BMC lighting VPP address conflict - Google Patents
A kind of method and system of settlement server backboard BMC lighting VPP address conflict Download PDFInfo
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Abstract
The invention proposes a kind of methods of settlement server backboard BMC lighting VPP address conflict, modification BMC communicate with CPLD frame format, pass through select backboard on toggle switch, identify the corresponding first CPU Port of the first hard disk of backboard and the first address VPP, CPLD parsing point modulating signal, judge whether the first hard disk is consistent with the second hard disk, unanimously, then LED point lamp is used；It is inconsistent, then give up.The frame format that the present invention is communicated by modifying BMC with CPLD, and cooperate backboard toggle switch state, so that CPLD is accurately identified unique hard disk, and in the unavailable mode of VMD, realizes that the lighting to hard disk controls by parsing the VPP signal that lighting information substitution CPU is issued.It solves in existing BMC lighting scheme, in the case of multi -CPU, existing VPP address conflict issues realize the unavailable mode of VMD, operation of the BMC to the normal lighting of hard disk.
Description
Technical field
The present invention relates to server backplane BMC lighting VPP technical fields, specifically provide a kind of settlement server backboard
The method and system of BMC lighting VPP address conflict.
Background technique
Nowadays, server industries reach its maturity, and server product is also to emerge one after another, however pass used in server
Key device -- hard disk, most basic classification is still NVME hard disk and SAS/SATA disk.The CPU of Intel is supported to NVME hard disk
VPP lighting is carried out, principle, which is exactly CPU, directly to be issued VPP point modulating signal by I2C bus and carry out lighting, including hard disk positioning
Lamp and Hard disk error lamp, wherein hard disk positioning lamp is blue, and Hard disk error lamp is red.The lighting of NVME hard disk is divided into two kinds
Mode: VMD Enable mode and VMD Disable mode.Under VMD Enable mode, lighting phenomenon is completely correct, but
Intel official confirmation, under VMD Disable mode, driving does not support CPU to carry out the lighting management of NVME hard disk: lighting letter
It number still issues, but lighting phenomenon is abnormal.Under VMD Disable mode, the VPP lighting administrative mechanism of Intel is substituted, just
The lighting for really completing NVME hard disk is a problem to be solved.
Existing technical solution is by introducing BMC, and CPLD is by judging VMD mode that BMC is issued, in VMD Enable mould
Formula carries out lighting by parsing the VPP signal that CPU is issued, and in VMD Disable mode, then believed by the I2C that BMC is issued
Number carry out lighting.The system diagram of prior art lighting mechanism realization is given as shown in Figure 1；And the BMC as following table provides is logical
Cross the specific format of I2C lighting.
In the prior art, in single cpu server, lighting management operation is not had any problems, but works as and use multi -CPU
When server, due to the VPP Address of each CPU be it is identical, this scheme does not do any processing obviously, that is, exists
In the case of multi -CPU, CPU cannot be distinguished which CPU is BMC lighting information derive from.It therefore, can be identical to the address VPP all
NVME hard disk carries out lighting, it is clear that such case is incorrect.
Summary of the invention
For disadvantage mentioned above, the embodiment of the present invention proposes a kind of settlement server backboard BMC lighting VPP address conflict
Method and system.
The embodiment of the present invention proposes a kind of method of settlement server backboard BMC lighting VPP address conflict, including following
Step:
S1:BMC is communicated by issuing frame information to CPLD；Including the coding of CPU for identification in the frame information
Parameter；
S2: by the toggle switch on selection backboard, CPLD identifies corresponding first CPU of the first NVME hard disk of backboard
Port and the first VPP Address.
Further, in step sl, the frame information includes the first CPU Number.
Further, in step S2, the method for the toggle switch on the selection backboard includes:
If system is in VMD Enable mode, CPLD parsing VPP point modulating signal simultaneously completes lighting；
If system is in VMD Disable mode, CPLD is by the state of identification toggle switch, and identification is when on pronotum the
One NVME hard disk corresponding first CPU Number and corresponding first VPP Address.
Further, if the system is in VMD Disable mode, CPLD is known by the state of identification toggle switch
Not as the first NVME hard disk corresponding first CPU Number and corresponding first VPP Address on pronotum, further includes:
The point modulating signal that CPLD parsing BMC is issued, parses the 2nd CPU Number, the 2nd VPP Address and second
LED point lamp information；
The point modulating signal that CPLD judges the first NVME hard disk recognized by toggle switch and BMC is issued parses the
Whether the 2nd NVME hard disk corresponding to two CPU Number, the 2nd VPP Address and the second LED point lamp information is consistent, such as
First NVME hard disk described in fruit is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If described
One NVME hard disk and the 2nd NVME hard disk are inconsistent, then give up the lighting information.
Further, the BMC issues lighting information by I2C.
A kind of system of settlement server backboard BMC lighting VPP address conflict, comprising: issue module, selection identification mould
Block；
The module that issues is communicated for BMC by issuing frame information to CPLD；It include being used in the frame information
Identify the parameter of CPU coding；
The selection identification module is used for through the toggle switch on selection backboard, and CPLD identifies the first NVME hard disk of backboard
Corresponding first CPU Port and the first VPP Address；
Further, the selection identification module includes first choice identification module and the second selection identification module；
If shown first choice identification module is in VMD Enable mode for system, CPLD parses VPP point modulating signal
And complete lighting；
If the second selection identification module is in VMD Disable mode for system, CPLD is by identifying that dial-up is opened
The state of pass, identification is as the first NVME hard disk corresponding first CPU Number and corresponding first VPP on pronotum
Address。
The second selection identification module further includes parsing module and judging treatmenting module；
The point modulating signal that the parsing module is issued for CPLD parsing BMC, parses the 2nd CPU Number, second
VPP Address and the second LED point lamp information；
The judging treatmenting module judges that the first NVME hard disk recognized by toggle switch is issued with BMC for CPLD
Point modulating signal, parse second corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
Whether NVME hard disk is consistent, if the first NVME hard disk is consistent with the 2nd NVME hard disk, uses LED point lamp information
Carry out lighting；If the first NVME hard disk and the 2nd NVME hard disk are inconsistent, give up the lighting information.
Further, the judging treatmenting module includes judgment module and processing module；
The judgment module judges the point that the first NVME hard disk recognized by toggle switch and BMC are issued for CPLD
Modulating signal parses the 2nd NVME corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
Whether hard disk is consistent；
The processing module be used for according to judgment module judge as a result, execution corresponding operation, if described first
NVME hard disk is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If the first NVME hard disk
It is inconsistent with the 2nd NVME hard disk, then give up the lighting information.
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
The embodiment of the present invention proposes a kind of method and system of settlement server backboard BMC lighting VPP address conflict, first
First, BMC is communicated by issuing the parameter frame information that CPU is encoded for identification to CPLD.Then, by selection backboard
Toggle switch, CPLD identify the corresponding first CPU Port and the first VPP Address of the first NVME hard disk of backboard.Finally,
The point modulating signal that CPLD parsing BMC is issued, parses the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp letter
Breath；CPLD judges the point modulating signal that the first NVME hard disk recognized by toggle switch and BMC are issued, and parses the 2nd CPU
Whether the 2nd NVME hard disk corresponding to Number, the 2nd VPP Address and the second LED point lamp information is consistent, if first
NVME hard disk is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If the first NVME hard disk and second
NVME hard disk is inconsistent, then gives up the lighting information.The frame format that the present invention is communicated by modifying BMC with CPLD, and cooperate back
Plate toggle switch state enables CPLD to accurately identify unique NVME, and in VMD Disable mode, by parsing BMC
The VPP signal that the lighting information substitution CPU issued by I2C is issued realizes that the lighting to NVME hard disk controls.This programme it is complete
At solving in existing BMC lighting scheme, in the case of multi -CPU, existing VPP address conflict issues realize VMD
Under Disable mode, BMC carries out normal lighting operation to NVME hard disk, and provides a kind of solution for subsequent products scheme
Method.
Detailed description of the invention
Fig. 1 is the system diagram that prior art lighting mechanism is realized；
Fig. 2 is a kind of method flow diagram of the settlement server backboard BMC lighting VPP address conflict of the embodiment of the present invention 1；
Fig. 3 is a kind of system construction drawing of the settlement server backboard BMC lighting VPP address conflict of the embodiment of the present invention 1.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be 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.
Embodiment 1
The embodiment of the present invention 1 provides a kind of method of settlement server backboard BMC lighting VPP address conflict, by more
Change the instruction operation that BMC is issued, enables CPLD by the way which VPP for knowing which CPU VPP signal derives from ordered
Address, and the toggle switch on backboard of arranging in pairs or groups, CPLD can identify the corresponding CPU Port and VPP of backboard NVME hard disk
Address, the two correspond to each other, to solve under existing scheme because of BMC lighting caused by VPP address conflict between different CPU
Abnormal problem.
Firstly, BMC is communicated by issuing frame information to CPLD, frame information includes the parameter of CPU coding for identification.
As shown in the table, in the frame information that BMC is handed down to CPLD, increase " CPU NO. " byte, CPLD passes through as I2C Slave
Frame information is parsed, CPU Number parameter has been obtained, in conjunction with " VPP Address ", can determine unique NVME hard disk.
Secondly, CPLD identifies corresponding first CPU of the first NVME hard disk of backboard by the toggle switch on selection backboard
Port and the first VPP Address.
If system is in VMD Enable mode, CPLD is not necessarily to identify the state of plucking number sign switch, without parsing BMC lighting
Information only need to normally parse VPP point modulating signal and complete lighting operation；
If system is in VMD Disable mode, CPLD is by the state of identification toggle switch, and identification is when on pronotum the
One NVME hard disk corresponding first CPU Number and corresponding first VPP Address；
CPLD detects and parses the point modulating signal that BMC is issued as I2C Slave, parses the 2nd CPU Number,
Two VPP Address and the second LED point lamp information.
The point modulating signal that CPLD judges the first NVME hard disk recognized by toggle switch and BMC is issued parses the
Whether the 2nd NVME hard disk corresponding to two CPU Number, the 2nd VPP Address and the second LED point lamp information is consistent, such as
The first NVME hard disk of fruit is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If the first NVME is hard
Disk and the 2nd NVME hard disk are inconsistent, then give up the lighting information.
It is illustrated in figure 2 a kind of method stream of the settlement server backboard BMC lighting VPP address conflict of the embodiment of the present invention 1
Cheng Tu；
In step s 201, the process is started to process.
In step S202, BMC is communicated by issuing the parameter frame information that CPU is encoded for identification to CPLD.
In step S203, the operating mode of system is judged, if system is in VMD Enable mode, then follow the steps
S204 thens follow the steps S205 if system is in VMD Disable mode.
In step S204, CPLD is not necessarily to identify the state of plucking number sign switch and parsing BMC lighting information, need to only parse VPP
Point modulating signal simultaneously completes lighting.
In step S205, parses VPP point modulating signal and complete lighting.
In step S206, the corresponding first CPU Number and corresponding first of the first NVME hard disk on backboard is identified
VPP Address。
In step S207, the point modulating signal that CPLD parsing BMC is issued parses the 2nd CPU Number, the 2nd VPP
Address and the second LED point lamp information.
In step S208, CPLD judges the lighting that the first NVME hard disk recognized by toggle switch and BMC are issued
It is hard to parse the 2nd NVME corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information for signal
Whether disk is consistent.If the first NVME hard disk is consistent with the 2nd NVME hard disk, S209 is thened follow the steps；If the first NVME hard disk
It is inconsistent with the 2nd NVME hard disk, then follow the steps S210.
In step S209, lighting is carried out using LED point lamp information.
In step S210, cut-off point modulating signal.
In step S211, whole flow process terminates.
The embodiment of the present invention 1 additionally provides a kind of system of settlement server backboard BMC lighting VPP address conflict, such as Fig. 3
It show a kind of system construction drawing of the settlement server backboard BMC lighting VPP address conflict of the embodiment of the present invention 1.The system packet
It includes and issues module, selection identification module；
Module is issued to be communicated for BMC by issuing frame information to CPLD；It include wherein for identification in frame information
The parameter of CPU coding；
Identification module is selected to be used for through the toggle switch on selection backboard, CPLD identifies that the first NVME hard disk of backboard is corresponding
The first CPU Port and the first VPP Address；
Wherein selection identification module includes first choice identification module and the second selection identification module；
If first choice identification module is in VMD Enable mode for system, CPLD is not necessarily to identify the shape of plucking number sign switch
State and parsing BMC lighting information, only need to parse VPP point modulating signal and complete lighting.
If the second selection identification module is in VMD Disable mode for system, CPLD passes through identification toggle switch
State, identification is as the first NVME hard disk corresponding first CPU Number and corresponding first VPP Address on pronotum.
Wherein the second selection identification module further includes parsing module and judging treatmenting module；
The point modulating signal that parsing module is issued for CPLD parsing BMC, parses the 2nd CPU Number, the 2nd VPP
Address and the second LED point lamp information；
Judging treatmenting module judges the point that the first NVME hard disk recognized by toggle switch and BMC are issued for CPLD
Modulating signal parses the 2nd NVME corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
Whether hard disk is consistent, if the first NVME hard disk is consistent with the 2nd NVME hard disk, carries out lighting using LED point lamp information；Such as
The first NVME hard disk of fruit and the 2nd NVME hard disk are inconsistent, then give up the lighting information.
Judging treatmenting module includes judgment module and processing module；
Wherein judgment module judge point that the first NVME hard disk recognized by toggle switch and BMC are issued for CPLD
Modulating signal parses the 2nd NVME corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
Whether hard disk is consistent.
Processing module be used for according to judgment module judge as a result, execute corresponding operation, if the first NVME hard disk and
2nd NVME hard disk is consistent, then carries out lighting using LED point lamp information；If the first NVME hard disk and the 2nd NVME hard disk are different
It causes, then gives up the lighting information.
Although specification and drawings and examples have been carried out detailed description to the invention, this field skill
Art personnel should be appreciated that and still can be modified or replaced equivalently to the invention；And all do not depart from wound of the present invention
The technical solution and its improvement for the spirit and scope made, are encompassed by the protection scope of the invention patent.
Claims (9)
1. a kind of method of settlement server backboard BMC lighting VPP address conflict, which comprises the following steps:
S1:BMC is communicated by issuing frame information to CPLD；It include the parameter of CPU coding for identification in the frame information；
S2: by the toggle switch on selection backboard, CPLD identify the corresponding first CPU Port of the first NVME hard disk of backboard with
And the first VPP Address.
2. a kind of method of settlement server backboard BMC lighting VPP address conflict according to claim 1, feature exist
In in step sl, the frame information includes the first CPU Number.
3. a kind of method of settlement server backboard BMC lighting VPP address conflict according to claim 1, feature exist
In in step S2, the method for the toggle switch on the selection backboard includes:
If system is in VMD Enable mode, CPLD parsing VPP point modulating signal simultaneously completes lighting；
If system is in VMD Disable mode, CPLD is by the state of identification toggle switch, and identification is when first on pronotum
NVME hard disk corresponding first CPU Number and corresponding first VPP Address.
4. a kind of method of settlement server backboard BMC lighting VPP address conflict according to claim 1, feature exist
In if the system is in VMD Disable mode, CPLD is by the state of identification toggle switch, and identification is when on pronotum the
One NVME hard disk corresponding first CPU Number and corresponding first VPP Address, further includes:
The point modulating signal that CPLD parsing BMC is issued, parses the 2nd CPU Number, the 2nd VPP Address and the 2nd LED point
Lamp information；
CPLD judges the point modulating signal that the first NVME hard disk recognized by toggle switch and BMC are issued, and parses the 2nd CPU
Whether the 2nd NVME hard disk corresponding to Number, the 2nd VPP Address and the second LED point lamp information is consistent, if described
First NVME hard disk is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If the first NVME
Hard disk and the 2nd NVME hard disk are inconsistent, then give up the lighting information.
5. a kind of method of settlement server backboard BMC lighting VPP address conflict according to claim 4, which is characterized in that
The BMC issues lighting information by I2C bus.
6. a kind of system of settlement server backboard BMC lighting VPP address conflict characterized by comprising issue module, choosing
Select identification module；
The module that issues is communicated for BMC by issuing frame information to CPLD；It include for identification in the frame information
The parameter of CPU coding；
The selection identification module is used for through the toggle switch on selection backboard, and CPLD identifies that the first NVME hard disk of backboard is corresponding
The first CPU Port and the first VPP Address.
7. a kind of system of settlement server backboard BMC lighting VPP address conflict according to claim 6, feature exist
In the selection identification module includes first choice identification module and the second selection identification module；
If shown first choice identification module is in VMD Enable mode for system, CPLD parsing VPP point modulating signal is simultaneously complete
At lighting；
If the second selection identification module is in VMD Disable mode for system, CPLD passes through identification toggle switch
State, identification is as the first NVME hard disk corresponding first CPU Number and corresponding first VPP Address on pronotum.
8. a kind of system of settlement server backboard BMC lighting VPP address conflict according to claim 7, feature exist
In the second selection identification module further includes parsing module and judging treatmenting module；
The point modulating signal that the parsing module is issued for CPLD parsing BMC, parses the 2nd CPU Number, the 2nd VPP
Address and the second LED point lamp information；
The judging treatmenting module judges the point that the first NVME hard disk recognized by toggle switch and BMC are issued for CPLD
Modulating signal parses the 2nd NVME corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
Whether hard disk is consistent, if the first NVME hard disk is consistent with the 2nd NVME hard disk, is carried out using LED point lamp information
Lighting；If the first NVME hard disk and the 2nd NVME hard disk are inconsistent, give up the lighting information.
9. according to a kind of system for settlement server backboard BMC lighting VPP address conflict that claim 8 is stated, which is characterized in that
The judging treatmenting module includes judgment module and processing module；
The judgment module judges that the lighting that the first NVME hard disk recognized by toggle switch and BMC are issued is believed for CPLD
Number, parse the 2nd NVME hard disk corresponding to the 2nd CPU Number, the 2nd VPP Address and the second LED point lamp information
It is whether consistent；
The processing module be used for according to judgment module judge as a result, execution corresponding operation, if the first NVME is hard
Disk is consistent with the 2nd NVME hard disk, then carries out lighting using LED point lamp information；If the first NVME hard disk with it is described
2nd NVME hard disk is inconsistent, then gives up the lighting information.
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| CN110806964A (en) * | 2019-10-31 | 2020-02-18 | 苏州浪潮智能科技有限公司 | Method and equipment for lighting hard disk and storage medium |
| CN110806964B (en) * | 2019-10-31 | 2023-01-06 | 苏州浪潮智能科技有限公司 | Method and equipment for lighting hard disk and storage medium |
| CN113225872A (en) * | 2021-05-14 | 2021-08-06 | 合肥峻茂视觉科技有限公司 | LED light source system of color selector |
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| CN109753442B (en) | 2022-02-18 |
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