CN108197064A - A kind of onboard network method and device - Google Patents
A kind of onboard network method and device Download PDFInfo
- Publication number
- CN108197064A CN108197064A CN201810002394.2A CN201810002394A CN108197064A CN 108197064 A CN108197064 A CN 108197064A CN 201810002394 A CN201810002394 A CN 201810002394A CN 108197064 A CN108197064 A CN 108197064A
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- south bridge
- integrated
- network interface
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/39—Circuit design at the physical level
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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
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4221—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The present invention provides a kind of onboard network method and device, mainboard processor is interconnected with integrated south bridge by PCIE, is interconnected between the integrated south bridge and network interface using Backplane Ethernet agreements；The network interface access optical module or common RJ45 communicate；The present invention is a kind of designing scheme of the onboard network of mainboard based on Purley platform Lewisburg PCH, does not need to additional network control chip, saves space and cost, reduces the power consumption of total system.
Description
Technical field
The present invention relates to the technical fields of server, and in particular to a kind of onboard network method and device.
Background technology
With the enhancing of server architecture performance, design cost is higher and higher, and the space on server master board is also got over
Come smaller.In the prior art, due to being integrated in BMC there are two MAC, server board contained network network is mainly real using two ways at present
It is existing.A kind of is the network of the special mouth management functions of BMC, uses RMII agreements；Another kind is the rate network interface of BMC, is used
RGMII agreements.Lewisburg PCH chip interiors based on Purley platforms integrate 10GbE Controller parts.Comprising：
MAC the and 10GBb PHY (as shown in Figure 1) of 4 10Gb.Thus, the MAC and PHY at PCH ends can be borrowed, with reach reduce into
Sheet and the purpose for saving the space of MAC and PHY chip on mainboard.
However, the onboard network on current server mainboard, the additional PHY chips of MAC of the main inside using BMC, with
And RJ45/SPF, it has the following disadvantages：1) the onboard network of mainboard is up to 2, and network interface quantity is few；2) the onboard net of mainboard
Network must use RMII agreements, rate is low there are one the management network port as BMC；It 3), must on mainboard using the MAC at BMC ends
PHY chip must be added in, can just be worked, wasting space and of high cost；If 4) it can necessarily solve its net using extrapolation network interface card
Mouthful quantity is few and space-saving effect, but its cost is more high；5) as used onboard network or extrapolation network interface card as above,
Its power consumption is all bigger.
Invention content
Based on the above problem, the present invention proposes a kind of onboard network method and device, at low cost, take up space smaller.
The present invention provides following technical solution：
On the one hand, the present invention provides a kind of onboard network method, including：
Mainboard processor is interconnected with integrated south bridge by PCIE, and Backplane is used between the integrated south bridge and network interface
Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, and the integrated south bridge is connect with BMC,
Fire wall is integrated in flash chip.
Wherein, the network interface uses two or four optical module, and up to four.
Wherein, signal impedance is 100ohm between the integrated south bridge and network interface.
Wherein, MAC and PHY are integrated in the integrated south bridge.
In addition, the present invention also provides a kind of onboard network equipment, described device includes：Mainboard processor integrates south bridge
And network interface；
The mainboard processor is interconnected with integrated south bridge by PCIE, and Backplane is used between the integrated south bridge and network interface
Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, and the integrated south bridge is connect with BMC,
Fire wall is integrated in flash chip.
Wherein, the network interface uses two or four optical module, and up to four.
Wherein, signal impedance is 100ohm between the integrated south bridge and network interface.
Wherein, MAC and PHY are integrated in the integrated south bridge.
The present invention provides a kind of onboard network method and device, mainboard processor is interconnected with integrated south bridge by PCIE,
It is interconnected between the integrated south bridge and network interface using Backplane Ethernet agreements；The network interface access optical module or common
RJ45 communicates；The present invention is a kind of designing scheme of the onboard network of mainboard based on Purley platform Lewisburg PCH,
Additional network control chip is not needed to, saves space and cost, reduces the power consumption of total system.
Description of the drawings
Fig. 1 is the onboard network module connection diagram of the present invention；
Fig. 2 is the onboard network front elevation of mainboard of the present invention；
Specific embodiment
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
On the one hand, embodiments of the present invention provide a kind of onboard network method, onboard network of the attached drawing 1 for the present invention
Module connection diagram, attached drawing 2 are the onboard network front elevations of mainboard of the present invention, including：
Mainboard processor is interconnected with integrated south bridge by PCIE, and Backplane is used between the integrated south bridge and network interface
Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, and the integrated south bridge is connect with BMC,
Fire wall is integrated in flash chip.
Specific designing scheme, as shown in Figure 1, the interconnection between CPU and PCH are PCIE, i.e. Uplink；PCH and SFI
Between interconnection use Backplane Ethernet agreements；The access of SFI parts optical module or common RJ45 etc., you can into
Row communication.MAC and PHY, cost-effective and power consumption are integrated in PCH.
Due to the backplane Ethernet agreements that the connection between PCH and SFI uses, thus wiring should expire agreement
It is required that signal impedance 100ohm, using the signal lead of this scheme its transmission apart from longer, facilitate wiring；In addition SFI parts
Two optical modules or 4 optical modules, and up to 4 can be used.
Since there are the MAC of 4 10GB, and its backward compatible 1000M in PCH ends, so network interface card can support the net of 10Gb and 1GB
Two kinds of structures, power port and optical port can be used in network (transmission rate is up to 10GB/Port), network interface end.The onboard network of mainboard
General up to 2, using 4 MAC inside PCH, onboard network can be increased to 6.The present invention can reduce total system
The power consumption and cost of system, and 4 onboard networks can be increased, rate can be arrived to 10Gb/Port.
The design of such onboard network, there is also the problem of network FW and various identifications, the FW of network is placed on PCH's
Inside Flash chip, that is, it is embedded in inside BIOS；The identification of board uses the form of I2C.
In addition, onboard network only understands the sharelink functions of BMC.Particular hardware designs, and the channel of use is PCH and BMC
Between network interconnection, referring in particular to attached drawing 2.
The onboard network of server master board be suitble to 1U and more than design.
The present invention provides a kind of onboard network method, mainboard processor is interconnected with integrated south bridge by PCIE, the collection
Backplane Ethernet agreements is used to interconnect between south bridge and network interface；Network interface access optical module or common RJ45 into
Row communication；The present invention is a kind of designing scheme of the onboard network of mainboard based on Purley platform Lewisburg PCH, is not needed to
Additional network control chip saves space and cost, reduces the power consumption of total system.
On the other hand, embodiments of the present invention provide a kind of onboard network equipment, and described device includes：Mainboard processing
Device integrates south bridge and network interface；
The mainboard processor is interconnected with integrated south bridge by PCIE, is used between the integrated south bridge and network interface
Backplane Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, the integrated south bridge
It is connect with BMC, fire wall is integrated in flash chip.
Specific designing scheme, as shown in Figure 1, the interconnection between CPU and PCH are PCIE, i.e. Uplink；PCH and SFI
Between interconnection use Backplane Ethernet agreements；The access of SFI parts optical module or common RJ45 etc., you can into
Row communication.MAC and PHY, cost-effective and power consumption are integrated in PCH.
Due to the backplane Ethernet agreements that the connection between PCH and SFI uses, thus wiring should expire agreement
It is required that signal impedance 100ohm, using the signal lead of this scheme its transmission apart from longer, facilitate wiring；In addition SFI parts
Two optical modules or 4 optical modules, and up to 4 can be used.
Since there are the MAC of 4 10GB, and its backward compatible 1000M in PCH ends, so network interface card can support the net of 10Gb and 1GB
Two kinds of structures, power port and optical port can be used in network (transmission rate is up to 10GB/Port), network interface end.The onboard network of mainboard
General up to 2, using 4 MAC inside PCH, onboard network can be increased to 6.The present invention can reduce total system
The power consumption and cost of system, and 4 onboard networks can be increased, rate can be arrived to 10Gb/Port.
The design of such onboard network, there is also the problem of network FW and various identifications, the FW of network is placed on PCH's
Inside Flash chip, that is, it is embedded in inside BIOS；The identification of board uses the form of I2C.
In addition, onboard network only understands the sharelink functions of BMC.Particular hardware designs, and the channel of use is PCH and BMC
Between network interconnection, referring in particular to attached drawing 2.
The onboard network of server master board be suitble to 1U and more than design.
The present invention provides a kind of onboard network equipment, mainboard processor is interconnected with integrated south bridge by PCIE, the collection
Backplane Ethernet agreements is used to interconnect between south bridge and network interface；Network interface access optical module or common RJ45 into
Row communication；The present invention is a kind of designing scheme of the onboard network of mainboard based on Purley platform Lewisburg PCH, is not needed to
Additional network control chip saves space and cost, reduces the power consumption of total system.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
The embodiments shown herein is formed on, but meets the most wide model consistent with the principles and novel features disclosed herein
It encloses.
Claims (8)
1. a kind of onboard network method, it is characterised in that：
Mainboard processor is interconnected with integrated south bridge by PCIE, and Backplane is used between the integrated south bridge and network interface
Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, and the integrated south bridge is connect with BMC,
Fire wall is integrated in flash chip.
2. according to the method described in claim 1, it is characterized in that：The network interface uses two or four optical module, and at most
It is four.
3. according to the method described in claim 1, it is characterized in that：Signal impedance is between the integrated south bridge and network interface
100ohm。
4. according to the method described in claim 1, it is characterized in that：MAC and PHY are integrated in the integrated south bridge.
5. a kind of onboard network equipment, it is characterised in that：Described device includes：Mainboard processor integrates south bridge and network interface；
The mainboard processor is interconnected with integrated south bridge by PCIE, and Backplane is used between the integrated south bridge and network interface
Ethernet agreements interconnect；The network interface access optical module or common RJ45 communicate, and the integrated south bridge is connect with BMC,
Fire wall is integrated in flash chip.
6. device according to claim 5, it is characterised in that：The network interface uses two or four optical module, and at most
It is four.
7. device according to claim 5, it is characterised in that：Signal impedance is between the integrated south bridge and network interface
100ohm。
8. device according to claim 5, it is characterised in that：MAC and PHY are integrated in the integrated south bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810002394.2A CN108197064A (en) | 2018-01-02 | 2018-01-02 | A kind of onboard network method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810002394.2A CN108197064A (en) | 2018-01-02 | 2018-01-02 | A kind of onboard network method and device |
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| Publication Number | Publication Date |
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| CN108197064A true CN108197064A (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810002394.2A Pending CN108197064A (en) | 2018-01-02 | 2018-01-02 | A kind of onboard network method and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109218110A (en) * | 2018-10-22 | 2019-01-15 | 郑州云海信息技术有限公司 | A kind of communication equipment and communication means |
| CN110380872A (en) * | 2019-07-04 | 2019-10-25 | 苏州浪潮智能科技有限公司 | A kind of server master board system and a kind of server |
| CN113489595A (en) * | 2021-06-28 | 2021-10-08 | 苏州浪潮智能科技有限公司 | System and method for realizing separated MAC and PHY electromagnetic compatibility |
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| CN201174115Y (en) * | 2008-02-19 | 2008-12-31 | 浪潮电子信息产业股份有限公司 | Storage control device with multiple host interfaces |
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Patent Citations (5)
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| CN201174115Y (en) * | 2008-02-19 | 2008-12-31 | 浪潮电子信息产业股份有限公司 | Storage control device with multiple host interfaces |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109218110A (en) * | 2018-10-22 | 2019-01-15 | 郑州云海信息技术有限公司 | A kind of communication equipment and communication means |
| CN110380872A (en) * | 2019-07-04 | 2019-10-25 | 苏州浪潮智能科技有限公司 | A kind of server master board system and a kind of server |
| CN113489595A (en) * | 2021-06-28 | 2021-10-08 | 苏州浪潮智能科技有限公司 | System and method for realizing separated MAC and PHY electromagnetic compatibility |
| CN113489595B (en) * | 2021-06-28 | 2023-02-28 | 苏州浪潮智能科技有限公司 | System and method for realizing separated MAC and PHY electromagnetic compatibility |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180622 |
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| RJ01 | Rejection of invention patent application after publication |