CN1979458A - Modularized circuit-unit bus on-line control method and system - Google Patents
Modularized circuit-unit bus on-line control method and system Download PDFInfo
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- CN1979458A CN1979458A CN 200510127490 CN200510127490A CN1979458A CN 1979458 A CN1979458 A CN 1979458A CN 200510127490 CN200510127490 CN 200510127490 CN 200510127490 A CN200510127490 A CN 200510127490A CN 1979458 A CN1979458 A CN 1979458A
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Abstract
The invention relates to a modularized circuit unit bus on-line control method and system, used in a computer platform, such as a blade server, to provide a bus on-line control function for the blade server; and the system at least comprises: detecting module and a switching module; and the invention extracts the activation signal set voltage of an activation signal setting circuit in the blade server to act as triggering signal for the bus on-line control, and on the condition that electric contact between the socketed service unit and the blade server is good, responds and switches bus lines into on-line state; on the contrary, if the electric contact is bad, holds the bus lines in off-line state; and the invention can raise the whole system efficiency.
Description
Technical field
The invention relates to a kind of computer hardware technology, particularly about a kind of modularized circuit-unit bus on-line control method and system, be applied in a computer platform, a blade server (blade server) for example, when each service unit in this blade server is plugged on the frame (chassis), service unit to each grafting provides a bus online control function, be plugged into stably when each service unit under the situation of frame (i.e. the electrical contact of all tie points is under the good situation), just make the bus between blade server and the service unit form on line state.
Background technology
Blade server (blade server) is the webserver of a kind of group-wise (clustering type), it utilizes same circuit frame (chassis) a plurality of independently modular separately circuit board of server (hereinafter referred to as " service unit ") of pegging graft simultaneously, these service units are used for providing with a kind of service function in group's mode, as long as just network user is connected to any one in these service units, get final product the service function that line uses this blade server to provide.In practical application, each service unit is promptly made the circuit board of a slice blade-like (blade) in the blade server, so the network management personnel can be incorporated into the circuit frame with inserting mode at any time easily and comes the increase capacity.
Commonly used a kind of bus architecture in the prosperous blade server of I2C (Inter-Integrated Circuit) is to be overlapped between the service unit of the system master unit of blade server and each grafting on using, and allows can pass data mutually between the two.On concrete the enforcement, meeting and then be provided with a hot swappable bus buffer (hotswappable bus buffer) usually between the service unit of blade server and each grafting is in order to cushion the data of mutual biography between the two.
Yet above-mentioned bus architecture has a shortcoming in practical application: if there is any one service unit to fail to be plugged into stably the frame of blade server, the situation that pin generation poor electrical contact is just arranged in the connector of this service unit, then the system master unit of blade server can detect this undesirable condition, send corresponding interrupting information and handle this situation, therefore make the system master unit of blade server spend many times and handle these interrupting informations, cause whole system effectiveness to reduce.
Summary of the invention
For overcoming the shortcoming of above-mentioned prior art, fundamental purpose of the present invention is to provide a kind of modularized circuit-unit bus on-line control method and system, service unit at blade server is plugged under the situation of blade server frame stably, just make the bus between service unit and the blade server form on line state, prevent grafting between service unit and the blade server because of the pin poor electrical contact, cause the system master unit of blade server to want spended time to handle the disrupted condition that constantly takes place and reduce whole system effectiveness.
Modularized circuit-unit bus on-line control method of the present invention and system are applied in a computer platform, a blade server (blade server) for example, when each service unit in this blade server is plugged on the frame (chassis), service unit to each grafting provides a bus online control function, be plugged into stably at each service unit under the situation of frame (i.e. the electrical contact of all tie points is under the good situation), just make the bus between blade server and the service unit form on line state.
Modularized circuit-unit bus on-line control method of the present invention comprises at least: when this circuit module was plugged into this computer platform, whether the activation signal that detects the activation signal initialization circuit setting in this computer platform was true value; Wherein this activation signal initialization circuit is to be plugged into well under the situation of this computer platform in the electrical contact of this circuit unit, and this activation signal is set at true value; If then produce an online active information; And this online active information of response, this bus line is switched on line state.
On the entity framework, modularized circuit of the present invention unit bus on-line control system comprises at least: a detection module, can be when this circuit module be plugged into this computer platform, whether the activation signal that detects the activation signal initialization circuit setting in this computer platform is true value; Wherein this activation signal initialization circuit is to be plugged into well under the situation of this computer platform in the electrical contact of this circuit unit, and this activation signal is set at true value; If then produce an online active information; And a switch module, be on the bus line that is overlapped between this computer platform and this circuit module, control the on line state and the broken string state of this bus line; And this switch module is in the starting stage this bus line to be set at the broken string state, and can respond the online active information that this detection module sends, and this bus line is switched on line state.
Activation signal setting voltage in the activation signal initialization circuit in modularized circuit-unit bus on-line control method of the present invention and the system's extraction blade server is as the trigger pip of the online control of bus, electrical the contact under the good situation between the service unit of pegging graft and blade server responsively switches on line state with bus line whereby; Otherwise if poor electrical contact, then bus line will be kept the broken string state.The present invention can prevent that the grafting between service unit and the blade server from reducing whole system effectiveness because of the poor electrical contact of pin causes the system master unit of blade server to need a lot of spended times to handle the disrupted condition that constantly takes place.
Description of drawings
Fig. 1 is the arrange in pairs or groups application architecture synoptic diagram of a blade server of modularized circuit of the present invention unit bus on-line control system;
Fig. 2 is the modular system architecture synoptic diagram of modularized circuit of the present invention unit bus on-line control system.
Embodiment
Embodiment
Below be conjunction with figs., describe the embodiment of modularized circuit-unit bus on-line control method of the present invention and system in detail.
Fig. 1 promptly shows the application mode of modularized circuit of the present invention unit bus on-line control system 100.As shown in the figure, modularized circuit of the present invention unit bus on-line control system 100 is to be incorporated into a computer platform in practical application, a blade server (blade server) 10 for example, the blade server of an ATCA (Advanced Telecom Computing Architecture) formula particularly, when these blade server 10 affiliated service units 20 are plugged into overlap joint socket 11 (backplane) on the frame (chassis), provide a bus online control function to the service unit in this grafting 20, be plugged into stably at service unit 20 under the situation of overlap joint socket 11, just make the bus line 40 between service unit 20 and the blade server 10 form on line state, can pass data mutually between service unit 20 in the grafting and the blade server 10.In other words, if service unit has the poor electrical contact of some pins after being plugged on overlap joint socket 11, then I2C bus line 40 promptly can be kept the broken string state and can not switch on line state.
On concrete enforcement, bus line 40 for example is the bus line under I2C (Inter-Integrated Circuit) standard criterion.In addition, be under the situation of ATCA formula server at blade server 10, the connector 30 on the service unit 20 of ATCA formula blade server 10 overlap joint comprises 3 group of pins: length pin 32 and one group little length pin 33 in the one group big length pin 31, one group; Wherein big length pin 31 comprises a power pin " 48V_A ", and middle length pin 32 comprises a power pin " 48V_B ", and 33 of little length pins comprise a pair of activation signal pin Enable_A, Enable_B.In addition, 40 of I2C bus lines are length pins 32 in being connected to.According to ATCA modular system framework, be provided with an activation signal initialization circuit 50 in the service unit strap circuits mechanism of ATCA formula blade server 10, it is made of one group of wave filter 51 and diode 52.The connector 30 of service unit 20 can be at service unit 20 (all pin 31 in its connector 30 of overlap joint during socket 11 of pegging graft stably, 32,33 electrical contact is under the good situation), from the negative voltage of one 48 volts of power pin " 48V_A " and " 48V_B " outputs to this activation signal initialization circuit 50, by this activation signal initialization circuit 50 with activation signal Enable_A, Enable_B is set to logic high potential state (being true value), represents all pins of service unit 20 connectors 30 all to be plugged into overlap joint socket 11 under the good situation of electrical contact.Modularized circuit of the present invention unit bus on-line control system 100 is used activation signal Enable_A, the Enable_B that this activation signal initialization circuit 50 is set, and provides an online control function to I2C bus line 40.
As shown in Figure 2, the modularization framework of modularized circuit of the present invention unit bus on-line control system 100 comprises at least: (A) detection module 110; And (B) switch module 120.The individual attribute and the function of these modules below are described respectively.
Below utilize an example that mode of operation when modularized circuit of the present invention unit bus on-line control system 100 is applied in modularized circuit-unit bus on-line control method of the present invention is described.
Please consult Fig. 1 and Fig. 2 simultaneously, when practical application, when blade server 10 needed to increase its capacity, the system manager can be plugged into a slice service unit 20 the overlap joint socket 11 of this blade server 10.If the connector 30 of service unit 20 with overlap electrical between the socket 11 and contact good, then activation signal initialization circuit 50 can receive 48 volts negative voltage of power pin " 48V_A " and " 48V_B " output in the connector 30 of service unit 20, and its activation signal pin Enable_A, Enable_B are set to the logic high potential state; Otherwise then its power pin " 48V_A " and " 48V_B " will not export 48 volts negative voltage.At this moment, the detection module 110 in the modularized circuit of the present invention unit bus on-line control system 100 can detect responsively whether activation signal Enable_A and Enable_B that this activation signal initialization circuit 50 sets are true value (being the logic high potential state); If not, then do not send an online active information; If otherwise, then send an online active information and give this switch module 120.Do not sending under the situation of online active information, will make switch module 120 remain off state, making I2C bus line 40 be maintained the broken string state; Otherwise, sending under the situation of online active information, will make switch module 120 be switching to channel status, make I2C bus line 40 change on line state into.In other words, if the connector 30 of service unit 20 contacts well with overlapping electrical between the socket 11, modularized circuit then of the present invention unit bus on-line control system 100 promptly can responsively switch on line state with I2C bus line 40; Otherwise if poor electrical contact, then I2C bus line 40 will be maintained the broken string state.
Generally speaking, the invention provides a kind of modularized circuit-unit bus on-line control method and system, can arrange in pairs or groups to a computer platform, for example a blade server provides a bus online control function to this blade server; The present invention extracts the activation signal setting voltage in the activation signal initialization circuit in the blade server, trigger pip as the online control of bus, electrical the contact under the good situation between the service unit of pegging graft and blade server responsively switches on line state with bus line whereby; Otherwise if poor electrical contact, then bus line will be kept the broken string state.The present invention can prevent that the grafting between service unit and the blade server from reducing whole system effectiveness because of the pin poor electrical contact causes the expensive time of system master unit needs of blade server to handle the disrupted condition that constantly takes place.Therefore the present invention has better progressive and practicality.
Claims (10)
1. modularized circuit-unit bus on-line control method, be applied in a computer platform, and this computer platform is by inserting mode and be connected at least one modular circuit unit by a specific bus line, when this circuit unit is plugged into this computer platform, provide an online control function to the bus line between this computer platform and this circuit unit, it is characterized in that this modularized circuit-unit bus on-line control method comprises at least:
When this circuit module was plugged into this computer platform, whether the activation signal that detects the activation signal initialization circuit setting in this computer platform was true value; Wherein this activation signal initialization circuit is to be plugged into well under the situation of this computer platform in the electrical contact of this circuit unit, and this activation signal is set at true value; If then produce an online active information; And
Respond this online active information, this bus line is switched on line state.
2. modularized circuit-unit bus on-line control method as claimed in claim 1 is characterized in that, this computer platform is a blade server.
3. modularized circuit-unit bus on-line control method as claimed in claim 1 is characterized in that, this blade server is-and the blade server of ATCA formula.
4. modularized circuit-unit bus on-line control method as claimed in claim 1 is characterized in that, this bus line is the bus line under the I2C framework.
5. modularized circuit unit bus on-line control system, collocation to one computer platform, and this computer platform can and be connected at least one modular circuit unit by a specific bus line by inserting mode, when this circuit unit is plugged into this computer platform, provide an online control function to the bus line between this computer platform and this circuit unit, it is characterized in that this modularized circuit unit bus on-line control system comprises at least:
One detection module can be when this circuit module be plugged into this computer platform, and whether the activation signal that detects the activation signal initialization circuit setting in this computer platform is true value; Wherein this activation signal initialization circuit is to be plugged into well under the situation of this computer platform in the electrical contact of this circuit unit, and this activation signal is set at true value; If then produce an online active information; And
One switch module is on the bus line that is overlapped between this computer platform and this circuit module, controls the on line state and the broken string state of this bus line; And this switch module is in the starting stage this bus line to be set at the broken string state, and can respond the online active information that this detection module sends, and this bus line is switched on line state.
6. modularized circuit as claimed in claim 5 unit bus on-line control system is characterized in that this computer platform is a blade server.
7. modularized circuit as claimed in claim 6 unit bus on-line control system is characterized in that, this blade server is-and the blade server of ATCA formula.
8. modularized circuit as claimed in claim 5 unit bus on-line control system is characterized in that this bus line is the bus line under the I2C framework.
9. modularized circuit as claimed in claim 5 unit bus on-line control system is characterized in that this detection module is a relay.
10. modularized circuit as claimed in claim 5 unit bus on-line control system is characterized in that, this switch module is a transmission gate device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510127490 CN1979458A (en) | 2005-12-09 | 2005-12-09 | Modularized circuit-unit bus on-line control method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510127490 CN1979458A (en) | 2005-12-09 | 2005-12-09 | Modularized circuit-unit bus on-line control method and system |
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| CN1979458A true CN1979458A (en) | 2007-06-13 |
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| CN 200510127490 Pending CN1979458A (en) | 2005-12-09 | 2005-12-09 | Modularized circuit-unit bus on-line control method and system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471792B (en) * | 2007-12-26 | 2011-05-04 | 英业达股份有限公司 | Modularized server and management method for processor die set and MAC address |
| CN102841635A (en) * | 2011-06-21 | 2012-12-26 | 广达电脑股份有限公司 | Server cabinet system |
| CN111258403A (en) * | 2020-02-10 | 2020-06-09 | 苏州浪潮智能科技有限公司 | Control device for centralized power supply of server |
-
2005
- 2005-12-09 CN CN 200510127490 patent/CN1979458A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471792B (en) * | 2007-12-26 | 2011-05-04 | 英业达股份有限公司 | Modularized server and management method for processor die set and MAC address |
| CN102841635A (en) * | 2011-06-21 | 2012-12-26 | 广达电脑股份有限公司 | Server cabinet system |
| CN102841635B (en) * | 2011-06-21 | 2015-10-14 | 广达电脑股份有限公司 | Server cabinet system |
| CN111258403A (en) * | 2020-02-10 | 2020-06-09 | 苏州浪潮智能科技有限公司 | Control device for centralized power supply of server |
| WO2021159651A1 (en) * | 2020-02-10 | 2021-08-19 | 苏州浪潮智能科技有限公司 | Control device for centralized power supply of server |
| CN111258403B (en) * | 2020-02-10 | 2022-02-18 | 苏州浪潮智能科技有限公司 | Control device for centralized power supply of server |
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