CN104410502A - Network equipment and powering initialization method for interface board therefor - Google Patents
Network equipment and powering initialization method for interface board therefor Download PDFInfo
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- CN104410502A CN104410502A CN201410587056.1A CN201410587056A CN104410502A CN 104410502 A CN104410502 A CN 104410502A CN 201410587056 A CN201410587056 A CN 201410587056A CN 104410502 A CN104410502 A CN 104410502A
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Abstract
The invention discloses network equipment and a powering initialization method for an interface board therefor. According to the method, a first logic device installed on the interface board and a second logic device of a transmission board negotiate about the physical layer of a management bus, so that the interface board can report the inplace state to the transmission board; furthermore, the first logic device of the interface board and the second logic device of the transmission board realize command interaction about reuse of the management bus, so that identification of the interface board by the transmission board, powering control of the interface board by the transmission board and reset control of the interface board by the transmission board are sequentially realized, and an I<2>C bus and a control bus specially used for powering initialization of the interface board between the transmission board and the interface board can be saved.
Description
Technical field
The present invention relates to network technology, particularly a kind of network equipment and a kind of interface board power-up initializing method for the network equipment.
Background technology
The hot plug of the usual supporting interface plate of the network equipment, correspondingly, the interface board for hot plug also provides corresponding power-up initializing mechanism.But the network equipment needs the power-up initializing mechanism additional configuration I for interface board
2c bus and control bus.
Summary of the invention
In view of this, the invention provides a kind of network equipment and a kind of interface board power-up initializing method for the network equipment.
A kind of network equipment provided by the invention, comprises conversion board and interface board, and interface board is equiped with the first logic device, and conversion board has CPU and is equiped with the first logic device of interface board by mutual the second logic device of management bus;
When this interface board insert the network equipment time, the first logic device and the second logic device carry out management bus physical layer negotiation, with the insertion event making the second logic device physically based deformation layer consult this interface board of perception;
After the physical layer negotiation of management bus completes, this interface board is remained on reset mode by the first logic device;
After received the interface board identification request that the second logic device sends after identifying insertion event by management bus, the first logic device responds the interface board identification information of this interface board to the second logic device by management bus;
After received the notice that powers on that the second logic device sends after identifying this interface board by management bus, the first logic device this interface board enable powers on;
When powering on of interface board controls after pin is enabled and powers on, the first logic device remove this interface board reset mode and to the second logic device response reset completion notice.
Alternatively, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
Second logic device of the first logic device and primary conversion board and conversion board for subsequent use carries out the physical layer negotiation of management bus;
First logic device is according to the interface board identification request of the second logic device from primary conversion board and conversion board for subsequent use, and the second logic device to primary conversion board and conversion board for subsequent use responds the interface board identification information of this interface board;
And, for second logic device of notice from primary conversion board that power on of this interface board.
Alternatively, the first logic device, by the management bus between this interface board and the second logic device of every block conversion board, receives the activestandby state of this conversion board of the second logic device notice of every block conversion board.
Alternatively, the first logic device is included in the controlled energisation module given tacit consent to the instant energising module that powers on and power-up state when this interface board inserts the network equipment and be controlled by instant energising module, wherein:
Instant energising module after the power-up, by reporting the insertion event of this interface board to the second logic device to the physical layer negotiation of management bus with the second logic device;
This interface board, after the physical layer negotiation of management bus completes, is remained on reset mode by instant energising module;
Instant energising module, after receiving interface board identification request by management bus from the second logic device, responds the interface board identification information of this interface board to the second logic device by management bus;
Instant energising module, after to be received the notice that powers on for this interface board from the second logic device by management bus, is triggered controlled energisation module and powers on;
After the power-up, this interface board enable powers on controlled energisation module;
Instant energising module after this interface board is enabled and powers on, remove this interface board reset mode and to the second logic device response reset completion notice.
Alternatively, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
Second logic device of instant energising module and primary conversion board and conversion board for subsequent use carries out the physical layer negotiation of management bus;
Instant energising module is according to the interface board identification request of the second logic device from primary conversion board and conversion board for subsequent use, and the second logic device to primary conversion board and conversion board for subsequent use responds the interface board identification information of this interface board;
And, for second logic device of notice from primary conversion board that power on of this interface board.
Alternatively, instant energising module is triggered controlled energisation module noticed to this interface board by this interface board and the management bus identification activestandby state between primary conversion board and the second logic device of conversion board for subsequent use.
Alternatively, it is mutual that the second logic device acts on behalf of that CPU performs between this conversion board and the first logic device of interface board, or it is mutual that the second logic device performs between this conversion board and the first logic device of interface board under the control of cpu.
A kind of interface board power-up initializing method for the network equipment provided by the invention, this network equipment comprises conversion board and interface board, and, be formed with management bus between conversion board and interface board, and this interface board power-up initializing method is included in the following steps that interface board performs:
When this interface board insert the network equipment time, with conversion board carry out management bus physical layer negotiation, to make conversion board physically based deformation layer consult perception;
After the physical layer negotiation of management bus completes, this interface board is remained on reset mode;
After received the interface board identification request that conversion board sends after perceiving insertion event by management bus, responded the interface board identification information of this interface board to conversion board by management bus;
After received the notice that powers on that conversion board sends after successfully identifying this interface board by management bus, this interface board enable powers on;
When powering on of interface board controls after pin is enabled and powers on, to remove the reset mode of this interface board.
Alternatively, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
This interface board power-up initializing method carries out physical layer negotiation at this interface board and the management bus between primary conversion board and conversion board for subsequent use;
This interface board power-up initializing method, according to the interface board identification request from primary conversion board and conversion board for subsequent use, responds the interface board identification information of this interface board to primary conversion board and conversion board for subsequent use;
And, notify from primary conversion board for powering on of this interface board.
Alternatively, this interface board power-up initializing method passes through the management bus between the second logic device of this interface board and every block conversion board, this conversion board that the second logic device receiving every block conversion board is noticed.
As can be seen here, based on the present invention, the first logic device being installed in interface board to the physical layer negotiation of management bus, can realize the in place state reporting of interface board to conversion board by the second logic device with conversion board; And, first logic device of interface board by with the second logic device of conversion board command interaction by reuse management bus, conversion board can also be realized successively control the reset of this interface board the upper electric control of this interface board and conversion board the identification of this interface board, conversion board, thus, make between conversion board and interface board, to be exclusively used in the I realizing interface board power-up initializing
2c bus and control bus can be omitted.
Accompanying drawing explanation
Fig. 1 is the forwarding principle schematic of the network equipment;
Fig. 2 a and Fig. 2 b is the schematic diagram of the conventional bus layout type in the network equipment as shown in Figure 1;
Fig. 3 is the example arrangement schematic diagram of the network equipment in the embodiment of the present invention;
Fig. 4 a and Fig. 4 b is the schematic diagram of the omnibus configuration's mode in the network equipment as shown in Figure 3;
Fig. 5 is the preferred logic structural representation of the first logic device in the network equipment as shown in Figure 3;
Fig. 6 is the preferred logic structural representation of the second logic device in the network equipment as shown in Figure 3;
Fig. 7 is the exemplary flow schematic diagram of interface board power-up initializing method in interface board side in the embodiment of the present invention;
Fig. 8 is the exemplary flow schematic diagram of interface board power-up initializing method in conversion board side in the embodiment of the present invention.
Embodiment
For making object of the present invention, technical scheme and advantage clearly understand, to develop simultaneously embodiment referring to accompanying drawing, the present invention is described in more detail.
As shown in Figure 1, the network equipment comprises conversion board and interface board.Wherein, conversion board mainly bears the forwarding capability of the network equipment, but except bearing forwarding capability, conversion board can also bear master control function alternatively further simultaneously; And interface board is mainly the network equipment provides external interface, can into and out of the network equipment for the flow forwarded.
In FIG, conversion board comprises primary conversion board and conversion board for subsequent use, primary conversion board and conversion board for subsequent use form two forwarding plane, that is: the converting flow of outgoing direction is sent to interface board redundancy by primary conversion board and conversion board for subsequent use, then from the converting flow of primary conversion board and conversion board for subsequent use, selects the outgoing direction converting flow from primary conversion board to send by interface board; The converting flow entering direction is sent to primary conversion board and conversion board redundancy for subsequent use by interface board.
In the above-mentioned network equipment, the quantity of interface board is not limited to one piece, and every block interface board can be changed by the mode of hot plug.After being inserted into whenever there being interface board the slot that the network equipment provides in hot plug mode, this interface board first notices its state in place to each conversion board, then identified by the interface board reading this interface board by the primary forwarding in conversion board and identify this interface board (interface board that primary conversion board can be identified is synchronized to spare interface board), control this interface board by primary conversion board again to power on and the releasing that resets, finally, interface board identification conversion board activestandby state, to guarantee that it can select to send from the outgoing direction converting flow of primary conversion board exactly.
Refer to Fig. 2 a, except the data/address bus for realizing traffic forwarding and the management bus for conversion board management interface plate, inserting between every block interface board of the network equipment and conversion board and all can have I
2c bus and control bus, wherein, I
2the nonvolatile memory of C bus connection interface plate, has deposited interface board identification information, has read for conversion board in this nonvolatile memory; Control bus comprise for interface board notice its state in place status-pin in place, be respectively used to interface board power on and reset mode is controlled by powering on of conversion board and controls pin and reset to control pin and the activestandby state pin for the primary conversion board of interface board identification.Further, the interface board with structure as shown in Figure 2 a adopts duplicate supply mode, that is, nonvolatile memory is given tacit consent to and powered on after interface board inserts slot, and the power-up state of the remainder of interface board is then controlled by the control pin that powers in control bus.
Correspondingly, refer to Fig. 2 b, every block conversion board all can be formed with interface board quantity N (N be more than or equal to 1 positive integer) identical N bar data/address bus, N bar management bus, N bar I
2c bus and N bar control bus.
The network equipment in the present embodiment can based on the logical process in interface board reuse management bus, to omit the I in aforesaid way
2c bus and control bus.
As shown in Figure 3, in the present embodiment, the network equipment interface board that comprises conversion board and be connected by management bus and data/address bus with conversion board.Further, in the network equipment as shown in Figure 3, interface board is equiped with the first logic device, and conversion board is had CPU and is equiped with the second logic device be connected with the first logic device of interface board by management bus.
Wherein, although merely illustrate one piece of conversion board in Fig. 3, but for being similar to conversion board illustrated in fig. 1 and comprising the situation of primary conversion board and conversion board for subsequent use, shown in Fig. 3 one piece conversion board can be primary conversion board and Fig. 3 can further include conversion board for subsequent use, when Fig. 3 comprises conversion board for subsequent use further, this conversion board for subsequent use is same with interface board to be connected by management bus and data/address bus, further, primary conversion board and conversion board for subsequent use all have CPU and are equiped with the second logic device.
Wherein, first logic device and the second logic device can be mutual by management bus docking, control to the reset of the state reporting in place of conversion board, the identification of conversion board docking oralia, the upper electric control of conversion board docking oralia and conversion board docking oralia to realize interface board.
The power-up state that is enable, docking oralia that above-mentioned mutual for realizing, the state reporting in place of interface board specifically born by the first logic device, the reset maintenance of docking oralia, response interface panel sign information, the notice that powers on identifying conversion board, docking oralia power on detects, the reset of docking oralia is removed, respond reset completion notice to conversion board and interface board detects the activestandby state of conversion board.
Correspondingly, the second logic device by with the first logic device mutual specifically bear this plate dock the identification of the insertion event of oralia, the request issuing this interface board of this plate identification to interface board, the interface board identification information recognition interface plate responded by interface board, to interface board issue power on notify, reset completion notice that recognition interface plate responds and notice activestandby state to interface board.Wherein, the second logic device can act on behalf of CPU realize described in mutual or under the real-time control of CPU realize described in mutual.
Please composition graphs 4a while see Fig. 3:
When the slot that this interface board insertion network equipment, i.e. the insertion network equipment provide, first logic device and the second logic device carry out the physical layer negotiation of management bus, first logic device can report the insertion event of this interface board in this physics negotiations process to the second logic device with the form of electric signal, thus make the second logic device can consult the insertion event of perception this interface board by physically based deformation layer, that is, with traditional approach report the effect of state in place substantially identical by status-pin in place; Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, the first logic device can report the insertion event of this interface board by the management bus physical layer negotiation between the second logic device of every block conversion board;
After the physical layer negotiation of management bus completes, this interface board is remained on reset mode by the first logic device, that is, with in traditional approach, the reset of interface board is controlled pin and purchases as effective effect is substantially identical;
When by the first logic device with interface board to the physical layer negotiation of management bus after identifying the insertion event of this interface board, second logic device is by the command interaction of the first logic device at the management bus and this interface board that complete physics negotiation, and the first logic device to this interface board sends interface board identification request; Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, the second logic device of primary conversion board and conversion board for subsequent use can send interface board identification request to the first logic device of this interface board;
After receiving interface board identification request by management bus from the second logic device of conversion board, first logic device is by the command interaction of the second logic device at the management bus and conversion board that complete physics negotiation, the second logic device to conversion board responds the interface board identification information of this interface board, that is, with traditional approach I is passed through by primary conversion board
2c bus is substantially identical from the effect of nonvolatile memory fetch interface panel sign information, for this interface board of conversion board identification; Wherein, storage medium can be comprised in first logic device, deposit the interface board mark of this interface board for substituting traditional nonvolatile memory, or interface board also still can have nonvolatile memory and this nonvolatile memory connects the first logic device; And, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, the interface board identification request that first logic device sends for the second logic device of primary conversion board and conversion board for subsequent use, responds the interface board identification information of this interface board to the second logic device of primary conversion board and conversion board for subsequent use respectively by the management bus of correspondence;
After the management bus by completing physical layer negotiation receives the interface board identification information of this interface board from the first logic device of interface board, if the second logic device of conversion board successfully identifies this interface board according to interface board identification information, then the second logic device can by the command interaction at the first logic device of the management bus and this interface board that complete physical layer negotiation, and the first logic device to this interface board sends the notice that powers on; Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, only have the second logic device of primary conversion board can send the notice that powers on, and the second logic device of conversion board for subsequent use can wait for that after successfully identifying interface board the first logic device of interface board reports reset completion notice;
When by management bus from conversion board second logic device receive for this interface board power on notice after, first logic device this interface board enable powers on, that is, with traditional approach by primary conversion board, powering on of interface board is controlled pin to be set to effective effect substantially identical; Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, the notice that powers on can only from the second logic device of primary conversion board;
When detecting that powering on of interface board controls after pin is enabled and powers on, the reset mode of this interface board removed by first logic device, and pass through the command interaction of the second logic device at the management bus and conversion board completing physics negotiation, to the second logic device response reset completion notice of conversion board, that is, to be set to invalid effect substantially identical with the reset of interface board being controlled pin by primary conversion board in traditional approach; Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, reset completion notice can reply to the second logic device of primary conversion board and conversion board for subsequent use.
In addition, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, after the reset completion notice that second logic device of primary conversion board and conversion board for subsequent use reports at the first logic device receiving interface board, can by the command interaction at the first logic device of the management bus and this interface board that complete physical layer negotiation, the activestandby state of this plate noticed by the first logic device to this interface board; Correspondingly, the activestandby state that the second logic device that first logic device of interface board can pass through each conversion board of command interaction identification of the second logic device at the management bus and conversion board completing physics negotiation be noticed, and notice to the interface board at place, that is, substantially identical with the effect by activestandby state pin senses conversion board activestandby state in traditional approach.
As above visible, in the network equipment as shown in Figure 3, the first logic device being installed in interface board to the physical layer negotiation of management bus, can realize the in place state reporting of interface board to conversion board by the second logic device with conversion board; And, first logic device of interface board by with the second logic device of conversion board command interaction by reuse management bus, conversion board can also be realized successively control the reset of this interface board the upper electric control of this interface board and conversion board the identification of this interface board, conversion board, thus, based on the structure of the interface board illustrated in fig .4, at the N bar I equal with interface board quantity N that conversion board is formed
2c bus and N bar control bus can be omitted, and the bus pin layout structure of the conversion board after omission as shown in Figure 4 b.Wherein, the command interaction process of management bus can realize based on verification scheme, that is, the data segment transmitted by management bus comprises valid data and check value, to improve the transmission reliability of management bus.
Preferably, first logic device adopts duplicate supply mode, namely, first logic device is included in when place interface board inserts the network equipment gives tacit consent to the instant energising module powered on, and power-up state is controlled by the controlled energisation module of instant energising module, wherein, instant energising module bears the state reporting in place of interface board, the reset of docking oralia keeps, response interface panel sign information, identify the notice that powers on of conversion board, the reset of docking oralia is removed, and to conversion board response reset completion notice, and dock that oralia powers on enable, the power-up state of interface board detects, and the activestandby state detection of interface board to conversion board is then born by controlled energisation module and the module cooperative that is immediately energized, upper electric control to conversion board interface board can be disturbed to avoid the power-up state of the first logic device.That is:
Instant energising module after the power-up, by reporting the insertion event of this interface board to the second logic device of conversion board to the physical layer negotiation of management bus;
This interface board, after the physical layer negotiation of management bus completes, is remained on reset mode by instant energising module;
Instant energising module, after the second logic device by management bus from conversion board receives interface board identification request, responds the interface board identification information of this interface board to the second logic device of conversion board by management bus;
Instant energising module, after the second logic device by management bus from conversion board receives the notice that powers on for this interface board, triggers controlled energisation module and powers on;
After the power-up, this interface board enable powers on controlled energisation module;
Controlled energisation module is after detecting that interface board has completed and powers on, even if notice energising module;
Instant energising module after receive the notice that interface board powered on from controlled energisation module, remove this interface board reset mode and by the second logic device response interface sheet reset completion notice of management bus to conversion board;
And, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, instant energising module can detect the activestandby state of each conversion board by management bus from the second logic device of primary conversion board and conversion board for subsequent use and trigger controlled energisation module and notice to the interface board at place, with the activestandby state enabling interface board each conversion board be detected.
As shown in Figure 5, for the situation that the command interaction realizing management bus based on verification scheme transmits, the first logic device comprising instant energising module and controlled energisation module can specifically comprise following logical construction:
Instant energising module comprises:
Interface board physical layer for the physical layer negotiation of management bus consults submodule;
For sending interface board valid data constructor module and the interface board checking data constructor module of order data in the command interaction process of management bus;
For receiving interface board valid data syndrome module and the interface board valid data analyzing sub-module of order data in the command interaction process of management bus;
Interface board for control interface sheet reset state resets and controls submodule;
For depositing the non-volatile memory medium of interface board identification information;
For controlling the interface board electronic module in logic of the power-up state of controlled energisation module;
And interface board core controls submodule.
After instant energising module powers on, interface board physical layer negotiation submodule carries out physical layer negotiation by the second logic device of the management bus between this interface board and conversion board and conversion board, and reports the insertion event of this interface board to the second logic device of conversion board by physical layer negotiation;
After the physical layer negotiation of management bus completes, interface board physical layer negotiation submodule trigger interface plate key submodule starts;
After interface board core control submodule is triggered startup, interface board core controls submodule trigger interface sheet reset control submodule and this interface board is remained on reset mode;
Receive data segment when interface board valid data syndrome module and interface board valid data analyzing sub-module by management bus and to verify from this data segment and after parsing interface board identification request, interface board core controls submodule fetch interface panel sign information from non-volatile memory medium, and trigger interface plate valid data constructor module and the module structure of interface board checking data constructor are gone out the data segment with the checking data of interface board identification information and correspondence and are sent to conversion board by management bus;
Receive data segment when interface board valid data syndrome module and interface board valid data analyzing sub-module by management bus and to verify from this data segment and after parsing the notice that powers on, interface board core control submodule trigger interface plate in logic electronic module the triggering that powers on is performed to controlled energisation module;
After knowing that interface board successfully powers on from controlled energisation module, interface board core controls submodule trigger interface sheet reset and controls the reset that submodule removes docking oralia, and trigger interface plate valid data constructor module and the module structure of interface board checking data constructor are gone out the data segment with the checking data of reset completion notice and correspondence and are sent to conversion board by management bus.
Controlled energisation module comprises: electric control submodule on the interface board that control interface plate powers on, and the activestandby state for the activestandby state noticing conversion board to interface board notices submodule.
Wherein, on interface board, electric control submodule is controlled by interface board in instant energising module electronic module detect the power-up state of interface board in logic, and, when interface board valid data syndrome module and interface board valid data analyzing sub-module are to verify from the data segment received by management bus and after resolving the conversion board activestandby state obtained, control submodule by interface board core and conversion board activestandby state is sent to activestandby state and notices submodule and trigger activestandby state and notice submodule to notice activestandby state from each conversion board to interface board.
As shown in Figure 6, act on behalf of the first logic device of CPU and interface board for the second logic device mutual and realize the situation of command interaction of management bus based on verification scheme, the second logic device can comprise:
Conversion board physical layer for management bus physical layer negotiation consults submodule;
For sending conversion board valid data constructor module and the conversion board checking data constructor module of order data in the command interaction process of management bus;
For receiving conversion board valid data syndrome module and the conversion board valid data analyzing sub-module of order data in the command interaction process of management bus;
For the interface board recognin module according to interface board identification information recognition interface plate;
For the activestandby state management submodule of minute book plate activestandby state;
For being supplied to the CPU register interface submodule of interface board recognin module and activestandby state management submodule respectively from CPU receiving interface panel sign information list and this plate activestandby state;
And conversion board core controls submodule.
After physical layer negotiation initiated by the first logic device of interface board, conversion board physical layer negotiation submodule carries out physical layer negotiation by the first logic device of management bus and this interface board, and the insertion event that the first logic device being identified interface board by physical layer negotiation is reported with electric signal form;
When after the insertion event identifying interface board, conversion board physical layer negotiation submodule triggers conversion board core and controls submodule startup;
When conversion board core controls after submodule is triggered and starts, conversion board core is controlled submodule and triggers conversion board valid data constructor module and the module structure of conversion board checking data constructor and go out the data segment with the checking data of interface board identification request and correspondence and sent by first logic device of management bus to interface board;
The data segment received by management bus when conversion board valid data syndrome module and conversion board valid data analyzing sub-module also to be verified and after the interface board identification information that reports of the first logic device parsing interface board from this data segment, and conversion board core controls submodule and this interface board identification information is sent to interface board identification module is identified;
If it is primary conversion board that conversion board core control submodule identifies this plate from the record of activestandby state management submodule, then conversion board core controls submodule after interface board identification module successfully identifies this interface board, and triggering valid data constructor module and the module structure of checking data constructor are gone out the data segment with the checking data of power on notice and correspondence and sent to conversion board by management bus;
When conversion board valid data syndrome module and conversion board valid data analyzing sub-module receive data segment by management bus, and verify from this data segment and the reset completion notice that reports of the first logic device parsing interface board, then conversion board core controls submodule identifies this plate activestandby state from activestandby state management submodule, and, trigger the data segment that conversion board valid data constructor module and the module structure of conversion board checking data constructor go out the checking data with this plate activestandby state and correspondence, and sent by first logic device of management bus to interface board.
It is more than the detailed description to the network equipment in the present embodiment.Except the above-mentioned network equipment, the present embodiment additionally provides a kind of interface board power-up initializing method for the network equipment.
As shown in Figure 7, this interface board power-up initializing method is included in the following steps that interface board performs:
Step 701, when this interface board inserts the network equipment, namely insert the network equipment provide slot time, the physical layer negotiation of management bus is carried out with conversion board, to report the insertion event of this interface board in this physics negotiations process to conversion board with the form of electric signal, thus make conversion board can consult the insertion event of perception this interface board by physically based deformation layer, and by reporting the insertion event of this interface board to conversion board with the form of electric signal to the physical layer negotiation of management bus, namely, report the effect of state in place substantially identical with traditional approach by status-pin in place.
Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, this step all can carry out physical layer negotiation to this interface board and the management bus between primary conversion board and conversion board for subsequent use, correspondingly, primary conversion board and conversion board for subsequent use are after the insertion event being perceived this interface board by physical layer negotiation, and the management bus all can consulted by completing physics sends interface board identification request to this interface board.
Step 702, after the physical layer negotiation of management bus completes, remains on reset mode by this interface board, that is, with in traditional approach, the reset of interface board is controlled pin and purchases as effective effect is substantially identical.
Step 703, after receiving interface board identification request by management bus from conversion board, is responded the interface board identification information of this interface board, that is, with traditional approach passes through I by primary conversion board to conversion board by management bus
2c bus is substantially identical from the effect of nonvolatile memory fetch interface panel sign information, for this interface board of conversion board identification.
Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, this step can for the interface board identification request of each the block conversion board in primary conversion board and conversion board for subsequent use, responds the interface board identification information of this interface board respectively by the management bus of correspondence to primary conversion board and conversion board for subsequent use.
Step 704, after to be received the notice that powers on for this interface board from conversion board by management bus, this interface board enable powers on, and that is, with traditional approach by primary conversion board, powering on of interface board is controlled pin to be set to effective effect substantially identical.
Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, what this step received power on notice can from primary conversion board.
Step 705, when detecting that powering on of interface board controls after pin is enabled and powers on, remove the reset mode of this interface board and to conversion board response reset completion notice, that is, to be set to invalid effect substantially identical with the reset of interface board being controlled pin by primary conversion board in traditional approach.
Wherein, conversion board is comprised to the situation of primary conversion board and conversion board for subsequent use, reset completion notice can reply to primary conversion board and conversion board for subsequent use.
Step 706, this step performs when conversion board comprises primary conversion board and conversion board for subsequent use, by the activestandby state of each conversion board of management bus identification between this interface board and conversion board and the interface board to place notice, that is, substantially identical with the effect by activestandby state pin senses conversion board activestandby state in traditional approach.
So far, the power up initialization process of interface board after inserting the network equipment completes.
As shown in Figure 8, comprise primary conversion board and conversion board for subsequent use for conversion board, correspond to flow process as shown in Figure 7, the present embodiment can also perform following flow process accordingly in the conversion board side of the network equipment:
Step 801, when perceive that interface board side initiates to the physical layer negotiation of management bus after, collaborative interface plate side is completed the physical layer negotiation of management bus and is identified the insertion event of this interface board by physical layer negotiation from interface board side;
Step 802, when after the physical layer negotiation completing management bus, by management bus to this interface board side transmission interface plate identification request;
Step 803, when after the interface board identification information being received this interface board by management bus from interface board side joint, according to this interface board of interface board identification information identification;
Step 804, after successfully identifying interface board, judges the activestandby state of this plate, if main control board then performs step 805, otherwise jumps to step 806;
Step 805, sends to this interface board side the notice that powers on by management bus;
Step 806, when after the reset completion notice being received this interface board by management bus from interface board side joint, by the activestandby state that issue this plate of management bus to interface board side.
So far, terminate in the above-mentioned flow process of conversion board side mating interface plate power-up initializing.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. a network equipment, is characterized in that, comprises conversion board and interface board, and interface board is equiped with the first logic device, and conversion board has CPU and is equiped with the first logic device of interface board by mutual the second logic device of management bus;
When this interface board insert the network equipment time, the first logic device and the second logic device carry out management bus physical layer negotiation, with the insertion event making the second logic device physically based deformation layer consult this interface board of perception;
After the physical layer negotiation of management bus completes, this interface board is remained on reset mode by the first logic device;
After received the interface board identification request that the second logic device sends after identifying insertion event by management bus, the first logic device responds the interface board identification information of this interface board to the second logic device by management bus;
After received the notice that powers on that the second logic device sends after identifying this interface board by management bus, the first logic device this interface board enable powers on;
When powering on of interface board controls after pin is enabled and powers on, the first logic device remove this interface board reset mode and to the second logic device response reset completion notice.
2. the network equipment according to claim 1, is characterized in that, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
Second logic device of the first logic device and primary conversion board and conversion board for subsequent use carries out the physical layer negotiation of management bus;
First logic device is according to the interface board identification request of the second logic device from primary conversion board and conversion board for subsequent use, and the second logic device to primary conversion board and conversion board for subsequent use responds the interface board identification information of this interface board;
And, for second logic device of notice from primary conversion board that power on of this interface board.
3. the network equipment according to claim 2, it is characterized in that, first logic device, by the management bus between this interface board and the second logic device of every block conversion board, receives the activestandby state of this conversion board of the second logic device notice of every block conversion board.
4. the network equipment according to claim 1, is characterized in that, the first logic device is included in the controlled energisation module given tacit consent to the instant energising module that powers on and power-up state when this interface board inserts the network equipment and be controlled by instant energising module, wherein:
Instant energising module after the power-up, by reporting the insertion event of this interface board to the second logic device to the physical layer negotiation of management bus with the second logic device;
This interface board, after the physical layer negotiation of management bus completes, is remained on reset mode by instant energising module;
Instant energising module, after receiving interface board identification request by management bus from the second logic device, responds the interface board identification information of this interface board to the second logic device by management bus;
Instant energising module, after to be received the notice that powers on for this interface board from the second logic device by management bus, is triggered controlled energisation module and powers on;
After the power-up, this interface board enable powers on controlled energisation module;
Instant energising module after this interface board is enabled and powers on, remove this interface board reset mode and to the second logic device response reset completion notice.
5. the network equipment according to claim 4, is characterized in that, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
Second logic device of instant energising module and primary conversion board and conversion board for subsequent use carries out the physical layer negotiation of management bus;
Instant energising module is according to the interface board identification request of the second logic device from primary conversion board and conversion board for subsequent use, and the second logic device to primary conversion board and conversion board for subsequent use responds the interface board identification information of this interface board;
And, for second logic device of notice from primary conversion board that power on of this interface board.
6. the network equipment according to claim 5, it is characterized in that, instant energising module is by this interface board and the management bus identification activestandby state between primary conversion board and the second logic device of conversion board for subsequent use and trigger controlled energisation module and notice to this interface board.
7. the network equipment according to claim 1, it is characterized in that, it is mutual that second logic device acts on behalf of that CPU performs between this conversion board and the first logic device of interface board, or it is mutual that the second logic device performs between this conversion board and the first logic device of interface board under the control of cpu.
8., for an interface board power-up initializing method for the network equipment, it is characterized in that, this network equipment comprises conversion board and interface board, and, be formed with management bus between conversion board and interface board, and this interface board power-up initializing method is included in the following steps that interface board performs:
When this interface board insert the network equipment time, with conversion board carry out management bus physical layer negotiation, to make conversion board physically based deformation layer consult perception;
After the physical layer negotiation of management bus completes, this interface board is remained on reset mode;
After received the interface board identification request that conversion board sends after identifying insertion event by management bus, responded the interface board identification information of this interface board to conversion board by management bus;
After received the notice that powers on that conversion board sends after identifying this interface board by management bus, this interface board enable powers on;
When powering on of interface board controls after pin is enabled and powers on, to remove the reset mode of this interface board.
9. interface board power-up initializing method according to claim 8, is characterized in that, conversion board comprises primary conversion board and conversion board for subsequent use, wherein:
This interface board power-up initializing method carries out physical layer negotiation at this interface board and the management bus between primary conversion board and conversion board for subsequent use;
This interface board power-up initializing method, according to the interface board identification request from primary conversion board and conversion board for subsequent use, responds the interface board identification information of this interface board to primary conversion board and conversion board for subsequent use;
And, notify from primary conversion board for powering on of this interface board.
10. interface board power-up initializing method according to claim 9, it is characterized in that, this interface board power-up initializing method passes through the management bus between the second logic device of this interface board and every block conversion board, this conversion board that the second logic device receiving every block conversion board is noticed.
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