CN108494566A

CN108494566A - A kind of PHY cards, network transmission device and method

Info

Publication number: CN108494566A
Application number: CN201810532026.9A
Authority: CN
Inventors: 游正
Original assignee: Zhengzhou Yunhai Information Technology Co Ltd
Current assignee: Zhengzhou Yunhai Information Technology Co Ltd
Priority date: 2018-05-29
Filing date: 2018-05-29
Publication date: 2018-09-04

Abstract

The present invention provides a kind of PHY cards, the PHY cards include：It is used for transmission the Dual Port electrical port modules of two-way network signal, and the Dual Port optical port modules of transmitting two paths network signal, the Dual Port electrical port modules include the power port interface Dual RJ45 of two power port chips that network signal is obtained from mainboard and an output network signal；The Dual Port optical port modules include the optical port interface Dual SFP+ of an optical port chip that network signal is obtained from mainboard and an output network signal.It is capable of providing Dual Port power ports and Dual Port optical ports, PCIE inadequate resources can be led to avoid multiple network interface cards are used, while also reducing the cost of this kind of network configuration.The present invention also provides a kind of network transmission device and transmission method on the basis of PHY cards.

Description

A kind of PHY cards, network transmission device and method

Technical field

The present invention relates to server network interface card design field, more specifically to a kind of PHY cards, network transmission device and Method.

Background technology

With the development of network technology, 1000M, 10G network are widely used in server field, including standard defines OCPA network interface cards and OCPC PHY cards.And this generation Intel PCH are internally integrated the technology application of MAC, inexpensive PHY is stuck in It is also constantly used in server field.

Existing technical solution is thrown the net card, respectively gigabit power port, 10,000,000,000 optical ports using two, can be carried simultaneously for client For gigabit and 10,000,000,000 network.This two card of throwing the net needs to occupy two PCIE slots on mainboard, can greatly promote in cost, simultaneously Also the more PCIE resources of mainboard can be occupied.

Invention content

To solve the above-mentioned problems, a kind of PHY cards, network transmission device and method are provided, a standard OCPC is designed PHY cards are capable of providing Dual Port power ports and Dual Port optical ports, can lead to PCIE resources to avoid multiple network interface cards are used Deficiency, while also reducing the cost of this kind of network configuration.

An embodiment of the present invention provides a kind of PHY cards, the PHY cards include：It is used for transmission two-way network signal The Dual Port optical port modules of Dual Port electrical port modules and transmitting two paths network signal, the Dual Port power ports Module includes the power port interface Dual of two power port chips that network signal is obtained from mainboard and an output network signal RJ45；The Dual Port optical port modules include an optical port chip and an output from mainboard acquisition network signal The optical port interface Dual SFP+ of network signal.

Preferably, the CS4227 chips that the optical port chip uses.

Preferably, two power port chips are all made of 88E1512 chips.

Further, the PHY cards further include PHY ID an EEPROM, the PHY ID EEPROM for depositing The id information for storing up PHY cards is read for mainboard.

An embodiment of the present invention provides a kind of network transmission device, the device includes above-mentioned PHY card and mainboard On PCH chips, the PCH chips are equipped with integrated mac controller, and the mac controller exports 4 road network signals and simultaneously leads to It crosses OCPC standard interfaces and is sent to PHY cards.

Preferably, the PCH chips use Intel X722 chips.

Further, the device further includes two Ethernet switches, and two Ethernet switches are respectively from PHY cards Power port interface and optical port interface obtain network signal.

It is described an embodiment of the present invention provides a kind of network transmission device method using the network transmission device of the present invention Method include：

PCH reads id information from PHY cards, and is configured to PHY IC using control signal；

PCH exports four road network signals to PHY cards；

Network signal is transmitted to Ethernet switch by PHY cards by power port interface and optical port interface.

Further, when PCH exports four road network signals to PHY cards, wherein two-way network signal is sent through OCPC interfaces To optical port chip CS4227, in addition two-way network signal is separately sent to two power port chip 88E1512 through OCPC interfaces.

The effect provided in invention content is only the effect of embodiment, rather than invents all whole effects, above-mentioned A technical solution in technical solution has the following advantages that or advantageous effect：

The present invention is a kind of standard OCPC PHY cards, is suitable for the server master board of mainstream, can provide Dual for mainboard Port power ports and Dual Port optical ports, totally four network channels can support the network of a variety of rates, while can be to avoid Lead to PCIE inadequate resources using multiple network interface cards, also reduces the cost of this kind of network configuration.

Description of the drawings

Fig. 1 is the structure principle chart of PHY cards of the present invention；

Fig. 2 is the schematic diagram of PHY cards of the present invention and PCH chip connection relations；

Fig. 3 is the overall structure schematic diagram of inventive network transmitting device；

Fig. 4 is the flow chart of the method for the present invention.

Specific implementation mode

In order to clarify the technical characteristics of the invention, below by specific implementation mode, 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 for realizing the different knots of the present 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

As shown in Figure 1, an embodiment of the present invention provides a kind of PHY cards, the PHY cards include：It is used for transmission two road networks The Dual Port electrical port modules of network signal and the Dual Port optical port modules of transmitting two paths network signal, in addition, further including One PHY ID EEPROM and a power module to the power supply of whole PHY card.

The Dual Port optical port modules include one from mainboard obtain network signal optical port chip and one Export the optical port interface Dual SFP+ of network signal.The optical port chip uses CS4227 chips, for obtaining net from mainboard Network signal, and two paths of signals is passed to by KR0 and KR1 company the input terminal Port0 and Port1 of optical port interface Dual SFP+.

The Dual Port electrical port modules include two power port chips that network signal is obtained from mainboard, Yi Jiyi The power port interface Dual RJ45 of a output network signal.Two power port chips are all made of 88E1512 chips, each chip from Two paths of signals is passed to power port interface Dual by network signal, two power port chips by MDI0 and MDI1 respectively all the way for mainboard acquisition Two the input terminals Port2 and Port3 of RJ45.

The PHY ID EEPROM are used to store the id information of PHY cards, are read for mainboard.Mainboard can pass through reading The information of PHY ID, the corresponding configuration for going to carry out PHY IC.

When using the PHY cards, due on current mainboard, there is an OCPC standard interfaces, direct thousand power ports of general couple+bis- The PHY of ten thousand optical ports is buckled on OCPC interfaces, you can the PHY cards is made to work normally.

This card be KR/KX network signals and POWER are obtained from the OCPC interfaces on mainboard, and by network signal send to On the PHY IC of power port and optical port.PHY IC send the network signal of output to power port interface-RJ45 and optical port interface-SFP + interface, to realize the connection of network channel.

As shown in Fig. 2, an embodiment of the present invention provides a kind of network transmission device, the PHY cards in the installation drawing 1, And the PCH chips on mainboard, the PCH chips are equipped with integrated mac controller, the mac controller exports 4 road networks Signal is simultaneously sent to PHY cards by OCPC standard interfaces.

The PCH chips use Intel X722 chips, in order to dock 4 couple of the MAC integrated in Intel PCH outputs KR/KX signals, it is desirable that the PHY IC of selection need to support the signal type of uplink KR or KX.

The signal section that network transmission device includes has：

1) network signal of X722 outputs；The mac controller integrated in PCH on mainboard can export 4 groups of network letters Number.

2) I2C of X722 outputs controls signal；The mac controller integrated in PCH on mainboard, can send out 4 groups of networks Signal is controlled, the configuration of subordinate's PHY cards is used for.

3) the express network signal KR and MDI of PHY IC outputs, the bottom-layer network signal that double thousand+bis- ten thousand PHY cards export.

4) coherent signal and Power of LED point lamp signal, PHY IC minimum systems, the sideband signals on PHY cards are used In the control of PHY cards.

As shown in figure 3, complete network transmission device further includes two Ethernet switches, two Ethernet switches point Network signal is not obtained from the power port interface of PHY cards and optical port interface.

Mainboard by double thousand+bis- ten thousand PHY cards, network signal is sent to Ethernet switch, communicates and takes for data The management of business device.Wherein, the PCH of mainboard send network and sideband control signal to its interface, double thousand+bis- ten thousand PHY clampings by These network signals, and export to Ethernet switch, it is communicated by Ethernet switch and other servers, carries out group Net, and carry out relevant storage and calculating use.

As shown in figure 4, using the network transmission device of the present invention, an embodiment of the present invention provides a kind of network transmission devices Method, the method include following procedure：

First, in order to enable the Controller of PHY cards to work normally, the I2C control signals that X722 is picked out are connected to On PHY IC, the X722 of uplink can make these PHY by the information of reading PHY ID, the corresponding configuration for going to carry out PHY IC IC is operated on normal operating mode.

Secondly, the PCH of mainboard send network and sideband control signal to its interface, and double thousand+bis- ten thousand PHY cards are from mainboard OCPC interfaces on obtain KR/KX network signals and POWER.When PCH exports four road network signals to PHY cards, wherein two-way Network signal is sent to optical port chip CS4227 through OCPC interfaces, and in addition two-way network signal is separately sent to two through OCPC interfaces A power port chip 88E1512.

In order to dock 4 pairs of KR/KX signals of the MAC integrated in Intel PCH outputs, it is desirable that the PHY IC of selection need to prop up Hold the signal type of uplink KR or KX.

Finally, network signal is transmitted to Ethernet switch by PHY cards by power port interface and optical port interface, is used for data Communication and the management of server.

To achieve the goals above, the power port PHY IC in PHY cards and optical port PHY IC receive uplink X722 and are transmitted through Network signal, and handled, send to RJ45 interfaces and SFP+ interfaces, meet the network communication demand of mainboard.

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 for the spirit and scope made and its improvement are encompassed by the protection domain of the invention patent.

Claims

1. a kind of PHY cards, which is characterized in that the PHY cards include：It is used for transmission the Dual Port electricity of two-way network signal The Dual Port optical port modules of mouth mold block and transmitting two paths network signal, the Dual Port electrical port modules include two The power port chip of network signal and the power port interface Dual RJ45 of an output network signal each and every one are obtained from mainboard；It is described Dual Port optical port modules include one from mainboard obtain network signal optical port chip and one output network signal Optical port interface Dual SFP+.

2. a kind of PHY cards according to claim 1, which is characterized in that the CS4227 chips that the optical port chip uses.

3. a kind of PHY cards according to claim 1, which is characterized in that two power port chips are all made of 88E1512 chips.

4. a kind of PHY cards according to claim 1-3 any one, which is characterized in that the PHY cards further include one PHY ID EEPROM, the PHY ID EEPROM are used to store the id information of PHY cards, are read for mainboard.

5. a kind of network transmission device, which is characterized in that the device includes on the PHY cards and mainboard weighed described in 4 PCH chips, the PCH chips are equipped with integrated mac controller, and the mac controller exports 4 road network signals and passes through OCPC standard interfaces are sent to PHY cards.

6. a kind of network transmission device according to claim 5, which is characterized in that the PCH chips use Intel X722 chips.

7. a kind of network transmission device according to claim 5 or 6, which is characterized in that the device further includes two Ethernet switch, two Ethernet switches obtain network signal from the power port interface of PHY cards and optical port interface respectively.

8. a kind of network transmission device method, which is characterized in that network transmission device described in exploitation right 7 is realized, described Method include：

PCH exports four road network signals to PHY cards；

9. a kind of network transmission device method according to claim 8, which is characterized in that PCH exports four road network signals When to PHY cards, wherein two-way network signal is sent to optical port chip CS4227 through OCPC interfaces, and in addition two-way network signal passes through OCPC interfaces are separately sent to two power port chip 88E1512.