CN101741711A - Fabric switching board and micro-telecom computing architecture system independent of MCH - Google Patents

Abstract

The embodiment of the present invention discloses a Fabric switching board and a micro-telecom computing architecture system independent of the MCH. The Fabric switching board includes: a Fabric switching module connected to the Fabric interface of the AMC card through a backplane; a power interface connected to the MicroTCA system The power module is connected; the MMC is connected to the MCMC of the MCH through the backplane. The embodiment of the present invention also provides a backplane of a micro-telecom computing framework system. The Fabric switching board and the MicroTCA system independent of the MCH provided by the embodiment of the present invention reduce the routing density of the MCH and the single-board process. At the same time, due to the flexible configuration of the number of ports of the Fabric switching board, the ports and routing space are limited.

Description

Fabric switching board and micro-telecom computing architecture system independent of MCH

technical field

The invention belongs to the technical field of hardware platform switching, and in particular relates to a Fabric switching board independent of MCH and a MicroTCA system.

Background technique

Micro Telecommunications Computing Architecture (Micro Telecommunications Computing Architecture, referred to as MicroTCA) is a platform specification formulated by the PCI Industrial Computer Manufacturers Group (PICMG). MicroTCA adopts the standard AMC (Advanced Mezzanine Card, a daughter card standard defined by PICMG) Modules are used to build a small-capacity and low-cost modular communication platform, which is mainly used in small telecommunication equipment or enterprise-level communication equipment in the Central Office.

As shown in Figure 1, it is a schematic structural diagram of the MicroTCA system in the prior art, and the MicroTCA system includes a backplane, a switch control board 43 (MicroTCA Carrier Hub, MCH for short) of the MicroTCA system, a power module 45 (Power Module, PM for short) and multiple AMC card 47 (Advanced Mezzanine Card, advanced mezzanine card). Wherein, the power supply module 45 is connected to the MCH board 43 and the AMC card 47 through the backplane.

The MCH board 43 includes a bearer management controller MCMC431 (MicroTCA Carrier Management Controller, MicroTCA bearer management controller), a clock module 432, a Fabric switch module 433 and a Base0 switch module 434. AMC card 47 comprises management controller MMC471 (module Management Controller), clock module 472, Fabric interface 473 and Base0 interface 474. Wherein, the clock module 432 of the MCH board 43 is connected with the clock module 472 of the AMC card 47 through the backplane, the Fabric switching module 433 in the MCH board 43 is connected with the Fabric interface 473 of the AMC card 47 through the backplane, and Base0 in the MCH board 43 The switch module 434 is connected to the Base0 interface 474 in the AMC card 47 through the backplane, so that multiple AMC cards can be interconnected through the Fabric switch module 433 or the Base0 switch module 434, and the MCMC431 in the MCH board 43 can be managed through the intelligent platform interface (Intelligent Platform Management Interface, be called for short IPMI) bus realizes the control and management to AMC card 47. The main control CPU in the MCH board 43 can manage the MCMC431 , the clock module 432 , the Fabric switch module 433 and the Base0 switch module 434 .

As can be seen from the above, the MCMC431, the clock module 432, the Fabric switching module 433, the Base0 switching module 434, and the main control CPU in the MCH board 43 occupy the space in the MCH board 43, so that the Fabric switching module 433 in the MCH board 43 Trace space is limited.

Contents of the invention

The embodiment of the present invention provides a Fabric switch board and a MicroTCA system independent of the MCH, and improves the wiring space of the Fabric switch module.

On the one hand, the embodiment of the present invention provides a fabric switching board independent of the switching control board MCH, including:

The fabric switching module is connected to the fabric interface of the AMC card through the backplane;

Power interface, connected to the power module of the MicroTCA system through the backplane;

The MMC is connected to the MCMC of the MCH through the backplane.

On the other hand, the embodiment of the present invention also provides a MicroTCA system, including an AMC card, an MCH board, a backplane, and a power supply module, the AMC card includes an MMC, a Fabric interface, and a power interface, and the MCH board includes an MCMC and a power interface, Wherein, the power supply module is connected to the power interface of the AMC and the power interface of the MCH board through the backplane, and the MCMC is connected to the MMC of the AMC through the backplane. It is characterized in that the MicroTCA system also includes a Fabric switching board, the Fabric switching board includes a Fabric switching module, an MMC and a power interface, the power interface is connected to the power supply module through the backplane, the MCMC is connected to the MMC of the Fabric switching board through the backplane, and the Fabric switching module Connect to the Fabric interface of the AMC card through the backplane.

In yet another aspect, the embodiment of the present invention also provides a backplane of a micro-telecom computing architecture system, the backplane is provided with:

A fabric connector and an advanced mezzanine card connector supporting the insertion of an advanced mezzanine card, the fabric connector and the advanced mezzanine card connector are located in the same slot, wherein the fabric connector is used to connect to a fabric switch module.

In the above technical solution, the middle fabric switching module of the MCH board is separated to form an independent fabric switching module. The independent Fabric switch board has an independent power supply interface, which is managed and controlled by an independent MMC, which improves the wiring space of the Fabric switch module.

Description of drawings

Fig. 1 is the structure diagram of prior art MicroTCA system;

Fig. 2 is a schematic structural diagram of a MicroTCA system according to an embodiment of the present invention;

3 is a schematic structural diagram of Embodiment 1 of a Fabric switching board independent of the MCH according to the embodiment of the present invention;

Fig. 4 is a schematic structural diagram of Embodiment 2 of the Fabric switching board independent of the MCH according to the embodiment of the present invention;

Fig. 5 is a structural schematic diagram of Embodiment 1 of the Fabric switching board slot of the MicroTCA system provided by the embodiment of the present invention;

Fig. 6 is a schematic structural diagram of Embodiment 2 of the Fabric switching board slot of the MicroTCA system provided by the embodiment of the present invention;

Fig. 7 is a schematic structural diagram of Embodiment 3 of the Fabric switching board slot of the MicroTCA system provided by the embodiment of the present invention;

FIG. 8 is a schematic structural diagram of Embodiment 4 of the Fabric switching board slots of the MicroTCA system provided by the embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

FIG. 2 is a schematic structural diagram of a MicroTCA system according to an embodiment of the present invention. As shown in Figure 2, a kind of MicroTCA system of the embodiment of the present invention comprises: AMC card 47, MCH board 43, backboard (not shown in the figure) and power supply module 45, wherein, this AMC card 47 comprises MMC471, Fabric interface 473 and Power interface, the MCH board 43 includes MCMC431 and power interface, wherein, the power module 45 is connected with the power interface of the AMC card 47 and the power interface of the MCH board 43 through the backplane, and the MCMC431 is connected with the MMC471 through the backplane, wherein , the MicroTCA system also includes a Fabric switch board 41 independent of the MCH board 43, the Fabric switch board 41 includes a Fabric switch module 411, an MMC412 and a power interface 413, the power interface 413 is connected to the power module 45 through a backplane, the MCMC431 It is connected to the MMC412 of the Fabric switch board 41 through the backplane, and the Fabric switch module 411 is connected to the Fabric interface 473 of the AMC card 47 through the backplane.

It can be seen from the above that the MicroTCA system in the embodiment of the present invention separates the middle Fabric switching module of the MCH board to form an independent Fabric switching board. The independent Fabric switch board has an independent power interface, which is managed and controlled by an independent MMC, which increases the wiring space of the Fabric switching module, thereby increasing the wiring space of the MCH, and facilitates flexible configuration.

Wherein, the power supply module 45 is connected to the power supply interface of the AMC card 47 and the power supply interface of the MCH board 43 through the backplane, and the MCMC431 is connected to the MMC471 through the backplane, specifically: the backplane is provided with a power supply module 45 connected to it. The connector connected to the MCH board 43 and the AMC connector connected to the AMC card, wherein the connector connected to the power module, the connector connected to the MCH board 43 and the AMC connector are interconnected in pairs, and the power supply Module 45 is inserted into the connector connected with the power module, the MCH board 43 is inserted into the connector connected with the MCH board 43, and the AMC card is inserted into the AMC connector, so that the power module 4 can provide power for the power interface of the AMC and the MCH board 43 , MCMC431 is connected with MMC471.

Wherein, the power interface 413 is connected to the power module 45 through the backplane, the MCMC431 is connected to the MMC412 of the Fabric switch board 41 through the backplane, and the Fabric switch module 411 is connected to the Fabric interface 474 of the AMC card 47 through the backplane, specifically : The backplane is provided with a Fabric connector and an AMC connector located in the same slot as the Fabric connector, and the AMC connector is interconnected with the connector connected to the MCH board 43 and the connector connected to the power module 45, and the Fabric The switch module 411 is connected to the Fabric connector, the MMC412 and the power interface 413 are connected to the AMC connector, so that the power module 45 is connected to the power interface 413, and the MCMC431 is connected to the MMC412.

Further, the AMC card 47 also includes a Base0 interface, and the MCH board 43 also includes a Base0 switching module 434, and the Base0 switching module 434 is connected to the Base0 interface 474 of the AMC card 47 through a backplane.

It should be noted that the AMC connectors located in the same slot as the Fabric connector can be sorted according to standard AMC card golden finger pins (pins). It can be seen that the Fabric connector and the AMC connector are provided in the same slot on the backplane, and when the Fabric switch board 41 needs to be inserted, it can be inserted through the Fabric connector. When the Fabric switching board 41 is not needed, it can be pulled out from the Fabric connector, and the AMC card 47 can be inserted into the AMC card connector, so that the MicroTCA system configuration is more flexible.

Furthermore, the MCH board 43 further includes a clock module 432, and the AMC card further includes a clock module 472, and the clock module 432 of the MCH board 43 is connected to the clock module 472 of the AMC card through an AMC connector.

It should be noted that, the Base0 switching module in the MicroTCA system of Embodiment 1 can be configured with different switching modules according to needs, and this embodiment of the present invention is not limited thereto.

It can be understood that, for a MicroTCA system in the above embodiment, the AMC connector located in the same slot as the Fabric connector may not be sorted according to the standard AMC card golden finger pins, as long as there is an AMC connector located in the same slot as the Fabric connector. One connector is enough to insert the MMC412 and the power interface 413 of the Fabric switch board 41 into this connector, and this embodiment of the present invention is not limited thereto.

With regard to the MicroTCA system in the foregoing embodiment, the embodiment of the present invention further provides a Fabric switching board 41 independent of the MCH board. Please refer to FIG. 3 , which is a schematic structural diagram of an embodiment of a Fabric switching board independent of the MCH according to an embodiment of the present invention; the Fabric switching board 41 includes a Fabric switching module 411 , an MMC 412 and a power interface 413 . Wherein, the Fabric switch module 411 is connected to the Fabric interface 473 of the AMC card 47 through the backplane, the power module 45 is connected to the power interface 413 of the Fabric switch board 41 through the backplane, and the MMC412 is connected to the MCMC431 through the backplane.

It can be seen from the above that in this embodiment, the middle Fabric switching module of the MCH is separated to form an independent Fabric switching board 41 . The independent Fabric switch board 41 has an independent power supply interface 413, which is managed and controlled by an independent MMC412, which improves the wiring space of the Fabric switch module 411.

Wherein, the backplane is provided with Fabric connectors and AMC connectors, the Fabric connectors and the AMC connectors are located in the same slot, the Fabric connectors are interconnected with the AMC connectors, and the Fabric switch module 411 passes through the Fabric connectors. It is connected with the Fabric interface 474 of the AMC card 47, and the MMC412 of the Fabric switching board 41 is connected with the MCMC431 of the MCH board 43 through the AMC connector.

Referring to Figure 4 again, it is a schematic structural diagram of the second embodiment of the MCH-independent Fabric switching board provided by the embodiment of the present invention. The difference between this embodiment and the above MCH-independent Fabric switching board embodiment is that the MCH-independent The Fabric switching board 41 further includes: a clock module 414, and the clock module 414 is connected to the clock module 432 of the MCH board 43 through a backplane.

Furthermore, in the scene where the Base0 switching function needs to be implemented, the Fabric switching board 41 independent of the MCH in this embodiment may further include: a Base0 interface 415, and the Base0 interface 415 is connected to the Base0 switching module 434 of the MCH board 43 through the backplane.

Furthermore, the pins of the MMC412, power interface 413, clock module 414, and Base0 switching module 415 of the Fabric switching board independent of the MCH in this embodiment can be sorted according to the gold finger pins of the AMC card, so that the Fabric switching board 41 The pins of MMC412, power supply interface 413, clock module 414, and Base0 switching module 415 are inserted into the AMC connector in the backplane, so that the same slot of the backplane can be provided with the Fabric connector and the AMC connector, and the fabric of the Fabric switch board 41 The switching module 411 is inserted into the Fabric connector of the backplane, and the pins of the MMC412, the power interface 413, the clock module 414 and the Base0 switching module 415 of the Fabric switching board 41 are inserted into the AMC connector of the backplane. When the Fabric switch board 41 is not needed, an AMC card can be installed on the AMC connector in the backplane, so that the slot of the Fabric switch board 41 can have the function of being compatible with the AMC card.

Furthermore, since the Fabric switch module in the MCH is separated, the wiring density and board process of the MCH are reduced. At the same time, because the Fabric switch board separates the MCH, it is self-contained and can be flexibly configured with less restrictions.

According to the above-mentioned embodiments, the present invention also provides a backplane of a MicroTCA system, the backplane is provided with: a Fabric connector and an advanced mezzanine card connector supporting the insertion of an advanced mezzanine card, and the Fabric connector is connected to the advanced mezzanine card The connectors are located in the same slot, where the Fabric connector is used to connect to the Fabric switch module.

It can be seen from the above that the same slot of the Fabric backplane of a MicroTCA system in the embodiment of the present invention can be inserted into a Fabric switch board or an AMC card as required, and the configuration is more flexible.

Fig. 5 is a structural schematic diagram of Embodiment 1 of the Fabric switching board slot of the MicroTCA system provided by the embodiment of the present invention. As shown in Fig. 5, there are many ways for the Fabric switching board to occupy the slot in the MicroTCA system platform. In this embodiment, As an example, the Fabric switch board occupies a double-width slot in a vertical slot. The Fabric switch board slot 49 in this embodiment includes: connector 491, connector 492, and connector 493, and also includes connector 494; wherein connector 491 Or 492 can be the Fabric connector that is connected with the Fabric switch module of Fabric switch board, and it can be golden finger, also can be the connector of self-definition, such as Airmax or ZD connector; Connector 494 is AMC card connector, Specifically, it is a golden finger, which supports the insertion of a standard AMC card, wherein the connector 493 may also be an AMC connector.

Referring again to FIG. 4, specifically, in the case where a Fabric switch board is required, the Fabric switch module 411 can be connected to the connector 491 or the connector 492, and the AMC card 47 can be connected to the connector 494. When the Fabric switch board 41 When the slots of the MMC412, power interface 413, clock module 414, and Base0 switching module 415 are sorted according to the gold finger pins of the AMC card, the MMC412, power interface 413, clock module 414, and Base0 switching module 415 can all be inserted into the connector 494. In occasions where the Fabric switch board is not required, the AMC card may be directly connected to the connector 494 .

Figure 6 is a schematic structural diagram of Embodiment 2 of the Fabric switch board slot of the MicroTCA system provided by the embodiment of the present invention. The Fabric switch board slot 49 of the embodiment includes: a connector 491, and also includes a connector 494; wherein the connector 491 is a Fabric connector connected to the Fabric switch module; the connector 494 is an AMC connector, specifically an AMC connection Device gold finger, support AMC card insertion. The connector connected to the fabric switch module can be a gold finger or other custom connectors.

Figure 7 is a schematic structural diagram of Embodiment 3 of the Fabric switch board slot of the MicroTCA system provided by the embodiment of the present invention. The Fabric switch board slot 49 of the embodiment includes a connector 491, a connector 492 and a connector 493, and also includes a connector 494; wherein the connector 491 or 492 is a Fabric connector connected to the Fabric switch module, which can be gold The finger can also be a custom connector, such as Airmax, ZD connector; the connector 494 is a standard AMC gold finger connector, which supports the insertion of an AMC card, and the connector 493 can also be an AMC connector.

Figure 8 is a schematic diagram of the fourth embodiment of the slot of the Fabric switch board of the MicroTCA system provided by the embodiment of the present invention. The Fabric switching board slot 49 of the embodiment includes a connector 491 and a connector 494; wherein the connector 491 is a Fabric connector connected to the Fabric switching module; the connector 494 is a standard AMC golden finger connector, and supports an AMC card the insertion.

The Fabric switching board independent of the MCH and the Fabric switching board in the MicroTCA system provided by the embodiment of the present invention have independent power supply and device management control functions, which reduce the wiring density and single board technology of the MCH, and at the same time, due to the configuration of the number of ports Flexible and less restricted; further, the pins connected to the AMC connector can be sorted according to the gold finger pins of the standard AMC card, so that the Fabric switching board is compatible with the AMC card.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: it still Modifications or equivalent replacements can be made to the technical solutions of the present invention, and these modifications or equivalent replacements cannot make the modified technical solutions deviate from the spirit and scope of the technical solutions of the present invention.

Claims (12)

1. A Fabric exchange board independent of MCH, characterized in that, comprising: The Fabric switching module is connected to the Fabric interface of the advanced mezzanine card through the backplane; The power interface is connected to the power module of the micro-telecom computing architecture system through the backplane; The management controller is connected to the bearer management controller of the switch control board through the backplane. 2. The Fabric switch board independent of the MCH according to claim 1, wherein the Fabric switch board further comprises: A clock module is connected to the clock module of the switch control board through the backplane. 3. The Fabric switch board independent of the MCH according to claim 1, wherein the Fabric switch board further comprises: The Base0 interface is connected to the Base0 switch module of the switch control board through the backplane. 4. The fabric switching board independent of the MCH according to claim 1, wherein the pins of the management controller and the power interface are sorted according to the pins of the golden fingers of the advanced mezzanine card. 5. The Fabric switching board independent of the MCH according to claim 3, wherein the pins of the management controller, the power interface, and the Base0 interface are sorted according to the pins of the golden fingers of the advanced mezzanine card. 6. A micro-telecom computing architecture system, comprising an advanced mezzanine card, an exchange control board, a backplane and a power supply module, the advanced mezzanine card comprising a management controller, a Fabric interface and a power supply interface, and the exchange control board comprising a bearer management control and a power interface, wherein the power module is connected to the power interface of the advanced mezzanine card and the power interface of the switching control board through the backplane, and the bearer management controller is connected to the power interface of the switch control board through the backplane. The management controller connection of the advanced mezzanine card is characterized in that the micro-telecom computing architecture system also includes a Fabric switching board independent of the switching control board, and the Fabric switching board includes a Fabric switching module, a management controller and a power interface , the power interface is connected to the power module through the backplane, the bearer management controller is connected to the management controller of the Fabric switch board through the backplane, and the Fabric switch module is connected to the fabric switch module through the backplane Connect with the Fabric interface of the advanced mezzanine card. 7. The micro-telecom computing architecture system according to claim 6, wherein the backplane is provided with a Fabric connector and an advanced mezzanine card connector, and the Fabric connector and the advanced mezzanine card connector are located at the same slot, the Fabric switch module is connected to the Fabric interface of the advanced mezzanine card through the Fabric connector, and the management controller of the Fabric switch board is connected to the bearer of the switch control board through the advanced mezzanine card connector The management controller is connected, and the power interface of the Fabric switch board is connected to the power module through the advanced mezzanine card connector. 8. The micro-telecom computing architecture system according to claim 6, wherein the Fabric switch board further comprises: a clock module connected to the clock module of the switch control board through the backplane. 9. The micro-telecom computing architecture system according to claim 6, wherein the Fabric switch board further comprises: a Base0 interface connected to the Base0 switch module of the switch control board through the backplane. 10. The micro-telecom computing architecture system according to claim 6, wherein the pins of the management controller and the power interface of the Fabric switch board are sorted according to the pins of the golden fingers of the advanced mezzanine card. 11. A backplane of a micro-telecom computing architecture system, characterized in that the backplane is provided with: A fabric connector and an advanced mezzanine card connector supporting the insertion of an advanced mezzanine card, the fabric connector and the advanced mezzanine card connector are located in the same slot, wherein the fabric connector is used to connect to a fabric switch module. 12 . The backplane of the micro telecommunication computing architecture system according to claim 11 , wherein the Fabric connector is a golden finger. 13 .

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