CN105634997A - Data-centre frame-type switch line card framework realized based on FPGA - Google Patents
Data-centre frame-type switch line card framework realized based on FPGA Download PDFInfo
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- CN105634997A CN105634997A CN201610163402.2A CN201610163402A CN105634997A CN 105634997 A CN105634997 A CN 105634997A CN 201610163402 A CN201610163402 A CN 201610163402A CN 105634997 A CN105634997 A CN 105634997A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
- H04L49/109—Integrated on microchip, e.g. switch-on-chip
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/25—Routing or path finding in a switch fabric
- H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
- H04L49/254—Centralised controller, i.e. arbitration or scheduling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/30—Peripheral units, e.g. input or output ports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/40—Constructional details, e.g. power supply, mechanical construction or backplane
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a data-centre frame-type switch line card framework realized based on an FPGA and relates to the field of a network switch device framework. The framework system mainly comprises a master control module, an assistant control module, a line card module, switch matrixes, a fan group module, a power supply, network interfaces and programming debugging interfaces. The master control module comprises a switch CPU; the assistant control module comprises a system control module CPU; the line card module comprises an FPGA chip 1 and an FPGA chip 2, wherein the FPGA chip 1 is interacted with the FPGA chip 2; the switch CPU is connected and communicated with the system control module CPU; meanwhile, each module is connected and communicated with the line card module; and the assistant control module is connected with and controls the fan group module and the power supply. The FPGA single-stage switch chip framework is adopted to realize flexible programming of function expansion of a switch, thereby meeting continuously-updating protocol requirements under a data centre scene.
Description
Technical field
The present invention is specifically related to network switching equipment framework field, is exactly that one realizes Data centre's frame-type switch line card architecture based on FPGA specifically.
Background technology
At present, heart core layer in the data, machine frame-type switch line card adopts single-stage exchange chip framework mostly, and function expansibility exists very big limitation; Meanwhile, for user, the upgrading of function needs to buy new equipment, it is necessary to user's volume is for dropping into more financial resources. In addition, even if adopting the exchange board of two-stage exchange chip framework, exchange chip based on the general first step, the second stage is as expansion exchange chip. Two-stage exchange chip all uses application-specific integrated circuit ASIC technology, although the functional performance of exchange board can be enriched greatly, but still cannot meet growing switch function expansion demand. Relative to the framework realizing Data centre's frame-type switch line card based on CPLD; FPGA technology can provide more gating circuit resource; therefore adopt FPGA single-stage exchange chip framework to be integrated on chip piece flexibly by multiple exchange functional circuit, thus reduce cost of development and user is carried out investment protection.
Summary of the invention
The present invention is directed to the weak point that prior art exists, it provides one realizes Data centre's frame-type switch line card architecture based on FPGA.
One of the present invention realizes Data centre's frame-type switch line card architecture based on FPGA, the technical scheme solving the problems of the technologies described above employing is as follows: described one realizes Data centre's frame-type switch line card architecture based on FPGA, adopt FPGA single-stage exchange chip framework, multiple exchange functional circuit can be integrated on chip piece flexibly, it is achieved to the flexible programming of switch function expansion; Its architecture system mainly comprises: main control module, association's control module, line card module, switching matrix, fan group module, power supply, network interface and detail programming interface; Wherein, described main control module comprises switch CPU, and described association control module comprises system control module CPU, and described line card module comprises FPGA chip 1 and FPGA chip 2, described in draw together FPGA chip 1 mutual with FPGA chip 2; And described switch CPU is connected communication with system control module CPU, and both are all connected with line card module; Described switching matrix, network interface, detail programming interface are all connected communication with line card module simultaneously, fan group module and power supply described in described association control module control linkage.
Preferably, described main control module also comprises 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port and PPS clock input submodule block; Wherein, described 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port, PPS clock input the communication that is all directly connected with described switch CPU.
Preferably, described switch CPU adopts 4 core Intel processors.
Preferably, described association control module also comprise equipment management module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module function module; Wherein, the management of described equipment module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module and be all directly connected with described system control module CPU communication.
Preferably, described system control module CPU adopts double-core ARM architecture processor.
Preferably, described network interface comprises two types: 481/10GSFP+/Base-T type and 440GQSFP+ type; Wherein the interface of 481/10GSFP+/Base-T type is directly connected with the FPGA chip 1 of line card module; The interface of 440GQSFP+ type is directly connected with the FPGA chip 2 of line card module.
Preferably, described switching matrix comprises some matrix modules, and each matrix module comprises two exchange chips.
Preferably, described fan group module comprises some fan groups, and each fan group comprises again two fans; Described fan group module is directly connected with the fan control module of described association control module.
Preferably, described power supply comprises some power supply modules; Described power supply is directly connected with the energy supply control module of described association control module.
The present invention a kind of realizes, based on FPGA, the useful effect that Data centre's frame-type switch line card architecture compared with prior art has and is: the present invention adopts FPGA single-stage exchange chip framework on exchange board line card module; multiple exchange functional circuit can be integrated on chip piece flexibly; realize the flexible programming to switch function expansion, thus the investment of user is protected by the agreement demand constantly updated under meeting Data centre's scene and realization.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic block diagram realizing Data centre's frame-type switch line card architecture based on FPGA.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, one of the present invention is realized Data centre's frame-type switch line card architecture based on FPGA and further describes.
One of the present invention realizes Data centre's frame-type switch line card architecture based on FPGA, exchange board line card module adopts FPGA single-stage exchange chip framework, multiple exchange functional circuit can be integrated on chip piece flexibly, it is achieved to the flexible programming of switch function expansion; The present invention is applicable to programmable switch architecture design, flexibly network struction and realizes SDN(SoftwareDefinedNetwork, software definition network) field such as control.
Embodiment 1:
Described in the present embodiment, one realizes Data centre's frame-type switch line card architecture based on FPGA, as shown in Figure 1, its architecture system mainly comprises: main control module, association's control module, line card module, switching matrix, fan group module, power supply, network interface and detail programming interface; Wherein, described main control module comprises switch CPU, and described association control module comprises system control module CPU, and described line card module comprises FPGA chip 1 and FPGA chip 2, described in draw together FPGA chip 1 mutual with FPGA chip 2; Described switching matrix, network interface, detail programming interface are all connected communication with line card module simultaneously, and, described fan group module, power supply are all connected with described association control module, and described association control module can control described fan group module and power supply.
In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described main control module also comprises 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port and PPS(PulsePerSecond, every pulse per second (PPS)) clock input submodule block; Wherein, described 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port, PPS clock input the communication that is all directly connected with described switch CPU. Further, described switch CPU adopts 4 core Intel processors.
In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described association control module also comprise equipment management module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module function module; Wherein, the management of described equipment module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module and be all directly connected with described system control module CPU communication. Further, described system control module CPU adopts double-core ARM architecture processor.
Described realizing in Data centre's frame-type switch line card architecture based on FPGA, described switching matrix comprises some matrix modules, it is possible to arrange four, six or eight matrix modules, and each matrix module comprises two exchange chips. In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described switching matrix comprises six matrix modules, is respectively: matrix module 1, matrix module 2, matrix module 3, matrix module 4, matrix module 5 and matrix module 6; Wherein, described matrix module 1 comprises exchange chip 1-1 and exchange chip 1-2, matrix module 2 comprises exchange chip 2-1 and exchange chip 2-2, matrix module 3 comprises exchange chip 3-1 and exchange chip 3-2, matrix module 4 comprises exchange chip 4-1 and exchange chip 4-2, matrix module 5 comprises exchange chip 5-1 and exchange chip 5-2, and matrix module 6 comprises exchange chip 6-1 and exchange chip 6-2.
In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described exchange chip 1-1, exchange chip 2-1, exchange chip 3-1, exchange chip 4-1, exchange chip 5-1, exchange chip 6-1 are all directly connected with the FPGA chip 1 of line card module; Described exchange chip 1-2, exchange chip 2-2, exchange chip 3-2, exchange chip 4-2, exchange chip 5-2, exchange chip 6-2 are all directly connected with the FPGA chip 2 of line card module.
Described realizing in Data centre's frame-type switch line card architecture based on FPGA, described fan group module comprises some fan groups, it is possible to arrange two, three or four fan groups, and each fan group comprises again two fans. In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described fan group module comprises: fan group 1, fan group 2 and fan group 3; Wherein said fan group 1 comprises fan 1-1 and fan 1-2; Fan group 2 comprises fan 2-1 and fan 2-2; Fan group 3 comprises fan 3-1 and fan 3-2. Further, described fan group module is directly connected with the fan control module of described association control module, and is controlled by each fan by fan control module.
Described realizing in Data centre's frame-type switch line card architecture based on FPGA, described power supply comprises some power supply modules, it is possible to arrange six, eight or ten power supply modules; In frame-type switch line card architecture described in the present embodiment, as shown in Figure 1, described power supply comprises 8 power supply modules, is respectively: power supply module 1, power supply module 2, power supply module 3, power supply module 4, power supply module 5, power supply module 6, power supply module 7 and power supply module 8; Wherein, described power supply module is directly connected with the energy supply control module of described association control module, and is controlled by each power supply by Energy control submodule block.
In frame-type switch line card architecture described in the present embodiment, described network interface comprises: 481/10GSFP+/Base-T type and 440GQSFP+ type; The interface of described 481/10GSFP+/Base-T type is directly connected with the FPGA chip 1 of line card module; The interface of described 440GQSFP+ type is directly connected with the FPGA chip 2 of line card module, as shown in Figure 1. Meanwhile, described detail programming interface comprises detail programming interface 1 and detail programming interface 2; Wherein said detail programming interface 1 is directly connected with the FPGA chip 1 of described line card module; Described detail programming interface 2 is directly connected with the FPGA chip 2 of described line card module.
In addition, of the present invention realizing Data centre's frame-type switch line card architecture based on FPGA, the line card module comprised in system framework can be more than one; The line card module increased adds in the middle of switch system according to organizational form, the mode of connection of above-mentioned line card module.
Above-mentioned embodiment is only the concrete case of the present invention; the scope of patent protection of the present invention includes but not limited to above-mentioned embodiment; any claim book according to the invention and suitable change that it is done by any person of an ordinary skill in the technical field or replacement, all should fall into the scope of patent protection of the present invention.
Claims (9)
1. one kind realizes Data centre's frame-type switch line card architecture based on FPGA, it is characterized in that, adopt FPGA single-stage exchange chip framework, being integrated into flexibly on chip piece by multiple exchange functional circuit, its architecture system mainly comprises: main control module, association's control module, line card module, switching matrix, fan group module, power supply, network interface and detail programming interface; Wherein, described main control module comprises switch CPU, and described association control module comprises system control module CPU, and described line card module comprises FPGA chip 1 and FPGA chip 2, and described FPGA chip 1 is mutual with FPGA chip 2; And described switch CPU is connected communication with system control module CPU, and both are all connected with line card module; Described switching matrix, network interface, detail programming interface are all connected communication with line card module simultaneously, fan group module and power supply described in described association control module connection control.
2. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 1, it is characterized in that, described main control module also comprises 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port and PPS clock input submodule block; Wherein, described 16GRAM internal memory, 64GSSD solid state hard disc, Serial Control port, dual USB port, RJ45 network management port, PPS clock input the communication that is all directly connected with described switch CPU.
3. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 2, it is characterised in that, described switch CPU adopts 4 core Intel processors.
4. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 3, it is characterized in that, described association control module also comprise equipment management module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module function module; Wherein, the management of described equipment module, data management module, chassis management module, share task of supervision module, fan control module, energy supply control module and be all directly connected with described system control module CPU communication.
5. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 4, it is characterised in that, described system control module CPU adopts double-core ARM architecture processor.
6. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 5, it is characterised in that, described network interface comprises two types: 481/10GSFP+/Base-T type and 440GQSFP+ type; Wherein the interface of 481/10GSFP+/Base-T type is directly connected with the FPGA chip 1 of line card module; The interface of 440GQSFP+ type is directly connected with the FPGA chip 2 of line card module.
7. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 6, it is characterised in that, described switching matrix comprises some matrix modules, and each matrix module comprises two exchange chips.
8. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 7, it is characterised in that, described fan group module comprises some fan groups, and each fan group comprises again two fans; Described fan group module is directly connected with the fan control module of described association control module.
9. one realizes Data centre's frame-type switch line card architecture based on FPGA according to claim 8, it is characterised in that, described power supply comprises some power supply modules; Described power supply is directly connected with the energy supply control module of described association control module.
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| CN201610163402.2A CN105634997A (en) | 2016-03-22 | 2016-03-22 | Data-centre frame-type switch line card framework realized based on FPGA |
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| CN201610163402.2A CN105634997A (en) | 2016-03-22 | 2016-03-22 | Data-centre frame-type switch line card framework realized based on FPGA |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109150765A (en) * | 2018-09-12 | 2019-01-04 | 郑州云海信息技术有限公司 | A kind of interchanger realized based on FPGA |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202721696U (en) * | 2012-08-17 | 2013-02-06 | 成都捷康特科技有限公司 | Ethernet switch hardware structure |
| CN205566357U (en) * | 2016-03-08 | 2016-09-07 | 浪潮集团有限公司 | Realize data center frame switch ply -yarn drill framework based on CPLD |
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- 2016-03-22 CN CN201610163402.2A patent/CN105634997A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202721696U (en) * | 2012-08-17 | 2013-02-06 | 成都捷康特科技有限公司 | Ethernet switch hardware structure |
| CN205566357U (en) * | 2016-03-08 | 2016-09-07 | 浪潮集团有限公司 | Realize data center frame switch ply -yarn drill framework based on CPLD |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109150765A (en) * | 2018-09-12 | 2019-01-04 | 郑州云海信息技术有限公司 | A kind of interchanger realized based on FPGA |
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