CN206258861U - A kind of system of configuration equipment network interface - Google Patents
A kind of system of configuration equipment network interface Download PDFInfo
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- CN206258861U CN206258861U CN201621099556.1U CN201621099556U CN206258861U CN 206258861 U CN206258861 U CN 206258861U CN 201621099556 U CN201621099556 U CN 201621099556U CN 206258861 U CN206258861 U CN 206258861U
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- pcie
- switch
- signal
- equipment
- gpio control
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Abstract
The utility model discloses a kind of system of configuration equipment network interface, external equipment and switch module that the system includes CPU, is connected with CPU respectively, the PCIE Switch chips between switch module and network card equipment are connected to, and the GPIO control modules being connected with PCIE Switch chips；Switch module is used to transmit the one of which PCIE signal that CPU is exported into external equipment or PCIE Switch chips, PCIE Switch chips are used under the control of GPIO control modules that PCIE signal to be extended into M groups PCIE signal and one of which PCIE signal is exported to external equipment, and 1 group of PCIE signal of remaining M is exported to network card equipment.It is neither to influence network interface quantity needed for the use of original PCIE device, and flexibly configurable equipment to implement the beneficial effects of the utility model.
Description
Technical field
The utility model is related to Interface Expanding field, can realize that extension PCIE signal connects more specifically to one kind
Mouthful, allow equipment to provide support to various external connecting functions simultaneously, while not influenceing using for original external equipment on mainboard again
The system and method for configuration equipment network interface.
Background technology
PCIE is primarily used to connect the outside in computer system as the bus transfer interface of inside computer system
Equipment.The chipset of general computer or equipment can all provide several groups of PCIE signal interfaces for external network interface card, video card, video acquisition
Card, 3G cards and wireless network card etc..In a PCIE link, the two ends of link can only respectively connect an equipment, and the two set
Standby data sending terminal and data receiver each other.In many platforms of Intel, the PCIE signal quantity that processor can be provided is very
Limited, particularly Baytrail and Braswell platforms, whole chipset only provides 4 groups of PCIE signals.This is to network security
For equipment (containing multiple network interfaces) and some large data processing platforms, the quantity of PCIE signal far can not meet applies need
Ask.
Current Network Security Device mainly has two ways when network interface is configured, and a kind of is by the PCIE signal in chipset
Fully enter in the network card chip on mainboard, the network interface of equipment configures all onboard network interfaces.The shortcoming of this configuration mode
It is once design typification, network interface card scheme cannot be changed, and network interface quantity is also few in itself, therefore can not meet various applications
The demand of occasion.And another way be first by mainboard all the way or a few road PCIE signals are input to PCIE Switch chips,
The PCIE signal after extension is input to PCIE slots again, network interface, but this mode are extended by way of inserting network interface card subcard
PCIE signal on mainboard is first incorporated into extended chip by needs, because the PCIE signal quantity of script on mainboard is just few, and
And it is all each useful, therefore such introducing will certainly influence the use of original PCIE device on mainboard, in addition this kind of configuration side
Once formula design is shaped, the quantity of network interface can not be changed.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided one kind is with installing
The system and method for standby network interface.
The utility model solves the technical scheme that its technical problem used：Construct a kind of configuration equipment network interface is
System, including for the CPU for exporting N group PCIE signals, the external equipment and switch module that are connected with the CPU respectively, be connected to
PCIE Switch chips between the switch module and network card equipment, and be connected with the PCIE Switch chips
GPIO control modules；
The switch module is used to transmit the one of which PCIE signal that the CPU is exported to the external equipment or institute
State in PCIE Switch chips, the PCIE Switch chips are used to be received under the control of the GPIO control modules
One group of PCIE signal is extended to M groups PCIE signal and exports to the external equipment one of which PCIE signal, remaining
M-1 group PCIE signals are exported to the network card equipment.
In the system of above-mentioned configuration equipment network interface, the switch module includes being connected to the CPU and described external sets
First switch between standby and the second switch being connected between the CPU and the PCIE Switch chips.
In the system of above-mentioned configuration equipment network interface, the first switch and second switch are respectively toggle switch.
In the system of above-mentioned configuration equipment network interface, the GPIO control modules are used to export GPIO control signals, described
GPIO control signals include a GPIO control signals and the 2nd GPIO control signals, and the GPIO control modules are used for according to institute
The state control PCIE Switch chips for stating a GPIO control signals and the 2nd GPIO control signals will be received
One group of PCIE signal be extended to M groups PCIE signal output.
The system for implementing configuration equipment network interface of the present utility model, has the advantages that：Controlled by switch module
One group of PCIE signal of CPU outputs processed is transmitted into external equipment or PCIE Switch chips, in selection output to PCIE
During Switch chips, the state of GPIO control signals is set by GPIO control modules, PCIE Switch chips will can be received
One group of PCIE signal be extended to M group PCIE signals, one of which PCIE signal returns to the external equipment of CPU connections, remaining
M-1 groups PCIE signal is then input to PCIE slots, is connected to network card equipment, realizes original PCIE device on neither influence CPU
Use, and the network interface quantity needed for flexibly configurable equipment.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is a kind of theory diagram of the system of configuration equipment network interface of the utility model；
Fig. 2 is a kind of theory diagram of the System Preferred embodiments of configuration equipment network interface of the utility model；
Fig. 3 is the circuit diagram of PCIE Switch chips in Fig. 2；
Fig. 4 is that the state of GPIO control signals sets schematic diagram.
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed
Illustrate specific embodiment of the present utility model.
As shown in figure 1, be a kind of theory diagram of the system of configuration equipment network interface of the utility model, it include CPU101,
The external equipment 102 and switch module 103 being connected with CPU101 respectively, are connected between switch module 103 and network card equipment 105
PCIE Switch chips 104, and GPIO control modules 106 being connected with PCIE Switch chips 104.
In the system of the utility model configuration equipment network interface, CPU101 is used for exporting N group PCIE signals, and N here takes
Integer more than 1, wherein one group of PCIE signal in the N group PCIE signals for exporting is exported to switch module 103, N-1 groups in addition
PCIE signal is exported to external equipment 102, and external equipment 102 here includes N group PCIE devices.Switch module 103 is used for will
The one group of PCIE signal selection for receiving is transmitted into external equipment 102 or PCIE Switch chips 104.If switch module 103
This group of PCIE signal is transmitted into PCIE Switch chips 104, PCIE Switch chips 104 are used to extend PCIE signal
Quantity, its one group of PCIE signal that will be received under the control of GPIO control modules 106 be converted into M groups PCIE signal and by this
To external equipment 102, remaining M-1 group PCIE signal is exported to network card equipment 105 one group of output in M group PCIE signals, here
Network card equipment 105 include M group PCIE devices.
Above-mentioned GPIO control modules 106 are used to export GPIO control signals, and the GPIO control signals are controlled including a GPIO
Signal processed and the 2nd GPIO control signals, GPIO control modules 106 are used to be controlled according to a GPIO control signals and the 2nd GPIO
It is defeated that one group of PCIE signal that the state control PCIE Switch chips 104 of signal processed will be received is converted into M group PCIE signals
Go out.
Therefore the utility model is a certain group of PCIE signal for exporting CPU101, is controlled by switch module 103 defeated
Enter in external equipment 102 or PCIE Switch chips 104, if selection is input to PCIE Switch chips 104, pass through
Two states of GPIO control signals of the output of GPIO control modules 106 are set, and PCIE Switch chips 104 will can be received
One group of PCIE signal be extended to M group PCIE signals, the PCIE device connected for M network interface in network card equipment 105 is used.
In the present embodiment, 4 groups of PCIE signals are exported with CPU101, PCIE Switch chips 104 are by one group of PCIE signal
5 groups of PCIE signals are extended to, i.e. N takes 4, M and takes as a example by 5, as shown in Fig. 2 describing the utility model configuration equipment network interface in detail
The operation principle of system is as follows：
System CPU 101 exports 4 groups of PCIE signals altogether, wherein 3 groups of PCIE signals are exported to external equipment 102, here outer
Equipment 102 is connect including video card, 3G cards, video frequency collection card, onboard network interface etc., wherein 3 groups of PCIE signals are in the present embodiment one by one
It is correspondingly outputting to video card, 3G cards, video frequency collection card.And the another set PCIE signal of CPU101 outputs, the 4th group is set to herein
PCIE signal is then by switch module 103 come control input.
The present embodiment breaker in middle module 103 include being connected to toggle switch SW1 between CPU101 and external equipment 102 and
It is connected to the toggle switch SW2 between CPU101 and PCIE Switch chips 104.Switch module 103 includes two kinds of work shapes altogether
State, wherein state 1 are toggle switch SW1 closures, toggle switch SW2 disconnections, and state 2 is toggle switch SW1 disconnections, toggle switch
SW2 is closed.When switch module 103 is in state 1, the 4th group of PCIE signal is directly output to the onboard net in external equipment 102
In the network card chip of mouth connection, mainboard is that PCIE device external on CPU101 is original configuration.
When switch module 103 is in state 2, the 4th group of PCIE signal of CPU101 outputs is input into PCIE Switch cores
In piece 104, now can by GPIO control modules 106 export GPIO control signals and PCIE Switch chips 104 it is up
Mouthful control signal selects the quantity and the up going port of PCIE Switch chips 104 and down going port of the PCIE signal after extension
Physical location in the chips.
The GPIO control signals of the above-mentioned output of GPIO control modules 106 include a GPIO control signals GPIO0 and second
GPIO control signal GPIO1, the two GPIO control signals constitute 4 kinds of states, i.e., 00,01,10, and 11 (reservations), wherein shape
State " 0 " and " 1 " represent respectively corresponding GPIO control signals pulled down to and be pulled to 3.3V.When GPIO control signals are
During 00 state, control PCIE Switch chips 104 are operated in 505 patterns, and the now input of PCIE Switch chips 104 is 1
Group PCIE signal, is output as 4 groups of PCIE signals；When GPIO control signals are 01 state, control PCIE Switch chips 104
508 patterns are operated in, the now input of PCIE Switch chips 104 is 4 groups of PCIE signals, output is also 4 groups of PCIE signals；
When GPIO control signals are 10 state, control PCIE Switch chips 104 are operated in 606 patterns, now PCIE Switch
The input of chip 104 is 1 group of PCIE signal, and is output as 5 groups of PCIE signals.In the present embodiment, then it is to control GPIO to believe
Number being set to 10 states, i.e. PCIE Switch chips 104 is operated in 606 patterns, and its up going port selection signal includes 6 kinds of states.
Above by the state of the up going port selection signal for setting GPIO control signals and PCIE Switch chips 104, i.e.,
Can determine that the quantity and the physical location in the chip of the PCIE Switch chips 104 extension PCIE signal.After pass through
First group of PCIE signal after PCIE Switch chips 104 extend is returned to the external equipment that CPU101 is connected, as shown in Figure 2
Onboard network interface.And the 4 groups of PCIE signals of being left after extending then are input to 4 PCIE devices that network card equipment 105 includes.So
By the setting of toggle switch and GPIO control signal states, the network interface quantity of equipment can be configured flexibly, and outside
The extension of network interface quantity is not only realized after connecing network card equipment 105, and has no effect on original PCIE device of CPU101 connections
Use.
As shown in figure 3, be the circuit diagram of PCIE Switch chips 104 in Fig. 2, PCIE in the present embodiment
The model of Switch chips 104 (being U1C shown in figure) is preferably P17C9X2G608GP, with reference to shown in Fig. 2, in toggle switch
When SW2 is in closure state, one group of PCIE signal CPU_PE_TXP (N) 0 of CPU101 outputs is input into by toggle switch SW2
To in PCIE Switch chips U1C.In addition, as shown in figure 4, GPIO0 and GPIO1 and UPS_PORTSEL [0:3] signal
State is respectively set to " 10 " and " 0000 ", and one group of PCIE signal is expanded to 5 groups of PCIE by such PCIE Switch chips U1C
Signal, one of which PCIE signal LAN_PE_TXP (N) 0 signal returns to the network interface of CPU101, and remaining 4 groups of PCIE signal
PE_TXP(N)[0:3] then it is input in 4 PCIE slots in the present embodiment, for connecting network card equipment 105.
It should be noted that what the model and mode of operation of PCIE Switch chips in the present embodiment were to determine, and
1 group of PCIE signal that PCIE Switch chips are exported is returned into onboard network card chip, but its model and mode of operation are simultaneously
Not limited to this, in actual applications, can come clever using different PCIE Switch chip models and mode of operation as needed
The network interface quantity of configuration equipment living.
Therefore, compared to prior art, a kind of system of configuration equipment network interface of the utility model is controlled by switch module
One group of PCIE signal of CPU outputs processed is transmitted into external equipment or PCIE Switch chips, in selection output to PCIE
During Switch chips, the state of GPIO control signals is set by GPIO control modules, PCIE Switch chips will can be received
One group of PCIE signal be extended to M group PCIE signals, one of which PCIE signal returns to the external equipment of CPU connections, remaining
M-1 groups PCIE signal is then input to PCIE slots, is connected to network card equipment, realizes original PCIE device on neither influence CPU
Use, and the network interface quantity needed for flexibly configurable equipment.
The utility model also provides a kind of method of configuration equipment network interface, comprises the following steps：
One group of PCIE signal to switch module, output N-1 groups PCIE signal to external equipment are exported by CPU；
Switch module transmits into external equipment or PCIE Switch chips one group of PCIE signal that CPU is exported；
One group of PCIE signal that PCIE Switch chips will be received is converted into M groups PCIE signal and by one of which
PCIE signal is exported to external equipment, and remaining M-1 group PCIE signal is exported to network card equipment.
Above-mentioned GPIO control modules export GPIO control signals, and GPIO control signals include a GPIO control signals and the
Two GPIO control signals, PCIE Switch chips will according to the state of a GPIO control signals and the 2nd GPIO control signals
The one group of PCIE signal for receiving is extended to the output of M groups PCIE signal.
Above-mentioned switch module includes the first switch being connected between CPU and external equipment and is connected to CPU and PCIE
Second switch between Switch chips, first switch and second switch are respectively toggle switch.It is in first switch and is disconnected
State, when second switch is in closure state, one group of PCIE signal of CPU outputs is transmitted to PCIE by second switch
In Switch chips, then by setting GPIO control signals and the 2nd GPIO control signals that GPIO control modules are exported
State, one group of PCIE signal that PCIE Switch chips will be received is extended to M group PCIE signals, and one of which returns to CPU
Network card chip, in addition M-1 groups PCIE signal be then input to PCIE slots, to connect network card equipment, i.e., by switch module and
The control of GPIO control signals, neither influences the use of original PCIE device on CPU, and required for flexibly configurable equipment
Network interface quantity.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The specific embodiment stated, above-mentioned specific embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model objective and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (4)
1. a kind of system of configuration equipment network interface, it is characterised in that including the CPU for exporting N group PCIE signals, respectively with institute
The external equipment and switch module of CPU connections are stated, the PCIE Switch cores between the switch module and network card equipment are connected to
Piece, and the GPIO control modules being connected with the PCIE Switch chips；
The switch module is used to transmit the one of which PCIE signal that the CPU is exported to the external equipment or described
In PCIE Switch chips, the PCIE Switch chips are used to that under the control of the GPIO control modules institute will to be received
One group of PCIE signal is stated to be extended to M groups PCIE signal and export to the external equipment one of which PCIE signal, remaining M-1
Group PCIE signal is exported to the network card equipment.
2. the system of configuration equipment network interface according to claim 1, it is characterised in that the switch module includes being connected to
First switch between the CPU and the external equipment and it is connected between the CPU and the PCIE Switch chips
Second switch.
3. the system of configuration equipment network interface according to claim 2, it is characterised in that the first switch and second switch
Respectively toggle switch.
4. the system of configuration equipment network interface according to claim 1, it is characterised in that the GPIO control modules are used for defeated
Go out GPIO control signals, the GPIO control signals include a GPIO control signals and the 2nd GPIO control signals, described
GPIO control modules are used for according to the control of the state of a GPIO control signals and the 2nd GPIO control signals
One group of PCIE signal that PCIE Switch chips will be received is extended to the output of M groups PCIE signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621099556.1U CN206258861U (en) | 2016-09-30 | 2016-09-30 | A kind of system of configuration equipment network interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621099556.1U CN206258861U (en) | 2016-09-30 | 2016-09-30 | A kind of system of configuration equipment network interface |
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| Publication Number | Publication Date |
|---|---|
| CN206258861U true CN206258861U (en) | 2017-06-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621099556.1U Expired - Fee Related CN206258861U (en) | 2016-09-30 | 2016-09-30 | A kind of system of configuration equipment network interface |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895518A (en) * | 2019-07-01 | 2020-03-20 | 研祥智能科技股份有限公司 | GPIO (general purpose input/output) interface configuration method and system |
-
2016
- 2016-09-30 CN CN201621099556.1U patent/CN206258861U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895518A (en) * | 2019-07-01 | 2020-03-20 | 研祥智能科技股份有限公司 | GPIO (general purpose input/output) interface configuration method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20200930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |