CN100432952C - System for pick-up bus transmission and its method - Google Patents
System for pick-up bus transmission and its method Download PDFInfo
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- CN100432952C CN100432952C CNB2006100865083A CN200610086508A CN100432952C CN 100432952 C CN100432952 C CN 100432952C CN B2006100865083 A CNB2006100865083 A CN B2006100865083A CN 200610086508 A CN200610086508 A CN 200610086508A CN 100432952 C CN100432952 C CN 100432952C
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Abstract
The present invention relates to a system and a method for picking up the transmission of a bus bar, which comprises at least one temporary storage and one north bridge. The picking-up method firstly transfers prearranged picking-up parameters to the temporary storage according to the bus bar which is desired to be picked up, and after, the picking up method drives the north bridge to pick up the corresponding transmission of the bus bar according to the picking-up parameters, and thus, the transmission of the specific bus bar is picked up for debugging. The present invention has a debugging mode that when picking up the transmission of the bus bar, the north bridge transmits a picking-up signal to a south bridge which subsequently and correspondingly transmits a system management interruption signal to a central processing unit according to the picking-up signal, and then, the central processing unit enters a system management mode and performs a system management interruption service program according to the system management interruption signal so as to carry out a debugging test to the transmission of the picking-up bus bar. The present invention can pick up the corresponding transmission of the bus bar through the north bridge according to the prearranged picking-up parameters, and can realize the purpose of the effective picking-up of the transmission of the bus bar. In addition, after picking up the transmission of the bus bar, the present invention can continuously perform the debugging test, and can improve the efficiency of the debugging test of the transmission of the bus bar.
Description
Technical field
The present invention relates to a kind of acquisition system and method, particularly relate to a kind of by the bus-bar transmission of NORTH BRIDGE according to default acquisition parameter acquisition correspondence, can reach the purpose of the required bus-bar transmission of effective acquisition, and after capturing the bus-bar transmission, can continue and carry out the debug test, can promote the pick-up bus system for transmitting and the method thereof of the efficient of debug test bus-bar transmission.
Background technology
The problem that much can't expect will inevitably take place in computer system in R﹠D process, so the research staff must carry out the debug test repeatedly in R﹠D process, to find the problem place of computer system, so could further deal with problems.Along with the computer system application heals to become extensively, function heals and becomes thorough, makes the computer system R﹠D process become complicated more difficult, so the debug test seems even more important.The bus-bar transmission (bus cycle) of acquisition computer system inside earlier when carrying out the debug test is to carry out the debug test.(bus-bar is a bus to be used for pick-up bus now, below all being called bus-bar) transmission is quite a lot of with the hardware unit that carries out debug test, but these apparatus for debugging cost an arm and a leg, and only can capture the transmission of part bus-bar, and acquisition efficient is low, and this is undoubtedly one to research and development company and hinders greatly.
Seeing also shown in Figure 1ly, is the calcspar of existing known pick-up bus transmission.As shown in the figure, this computer system includes a CPU (central processing unit) 10, a NORTH BRIDGE 20, a south bridge 30, an image processor 40 and a memory body 50 (memory body is a storage medium, storer, internal memory etc. below all are called memory body).The existing pick-up bus transmission manner of commonly using, be to connect a peripheral element of controlling in south bridge 30 to interconnect (Peripheral Component Interconnect, PCI) bus-bar 35 is provided with a logic analyser 39, with pick-up bus transmission and carry out the debug test.But because partly the bus-bar transmission can not passed through PCI bus-bar 35, for example the read-write of the 40 pairs of memory bodys 50 of image processor in diagram transmission 45, so logic analyser 39 just can't capture this read-write transmission 45, that is can't analyze.
Seeing also shown in Figure 2ly, is the calcspar of another kind of existing pick-up bus transmission of commonly using.As shown in the figure, this existing pick-up bus transmission manner of commonly using is an online simulation device (in-circuit emulator, ICE) 17 to be set being used to connect the main busbar (host bus) 15 of CPU (central processing unit) 10 with NORTH BRIDGE 20.This online simulation device 17 is quite to expend time in when the bus-bar transmission of the specific address of acquisition part, so can reduce acquisition efficient, for example captures the configuration transmission 19 of the specific address of 10 couples of PCI of CPU (central processing unit).Configuration transmission 19 included for two write cycles and is respectively applied for and provides address and data to south bridge 30, because CPU (central processing unit) 10 can send very many these write cycles that address is provided to south bridge 30, so this online simulation device 17 transmitted 19 o'clock in the configuration of the specific address of acquisition, be must the acquisition and the comparison write cycle that address is provided that is useful on, efficient is not good so quite expend time in.
In addition, except above-mentioned two kinds of acquisition modes, other has the bus-bar that directly utilizes south bridge 30 acquisitions to be sent to south bridge 30 to transmit, to carry out the debug test now.But the mode of this kind acquisition now only can capture the read-write transmission at input and output port, thus can't capture Fig. 1 and bus-bar transmission shown in Figure 2, so acquisition usefulness is quite limited.
This shows that above-mentioned existing pick-up bus system for transmitting and method thereof obviously still have inconvenience and defective, and demand urgently further being improved in product structure, method and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product and method do not have appropriate structure and method to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of new pick-up bus system for transmitting and method thereof, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing pick-up bus system for transmitting and method thereof exist, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of new pick-up bus system for transmitting and method thereof, can improve general existing pick-up bus system for transmitting and method thereof, make it can not need to be provided with in addition capture device, can effectively capture required bus-bar transmission, and can directly further carry out the debug test, to address the above problem.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
Fundamental purpose of the present invention is, overcome the defective that existing pick-up bus system for transmitting and method thereof exist, and provide a kind of new pick-up bus system for transmitting and method thereof, technical matters to be solved is that it is transmitted according to the corresponding bus-bar of default acquisition parameter acquisition by NORTH BRIDGE, and can reach the purpose that the required bus-bar of effective acquisition transmits, thereby be suitable for practicality more.
Another object of the present invention is to, overcome the defective that existing pick-up bus system for transmitting and method thereof exist, and provide a kind of new pick-up bus system for transmitting and method thereof, technical matters to be solved is that to make it be after capturing bus-bar transmission, can continue and carry out the debug test, so can promote the efficient of debug test bus-bar transmission, thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of pick-up bus system for transmitting that the present invention proposes, it includes: at least one working storage stores at least one acquisition parameter, the signal transmission of a bus-bar of the corresponding desire acquisition of this acquisition parameter; One NORTH BRIDGE reads the signal transmission of this corresponding bus-bar of this acquisition parameter acquisition and sends an acquiring signal;
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid pick-up bus system for transmitting, it also comprises: a south bridge receives the corresponding system management interrupt signal that sends of this acquiring signal; And
One CPU (central processing unit) enters a System Management Mode according to this system management interrupt signal and carries out system management interrupt service formula, with signal transmission the carrying out debug test to this bus-bar of acquisition.
Aforesaid pick-up bus system for transmitting, type, address or the data of the signal transmission that wherein said acquisition parameter is this bus-bar.
Aforesaid pick-up bus system for transmitting, wherein said working storage is arranged at this NORTH BRIDGE.
Aforesaid pick-up bus system for transmitting, wherein said system management interrupt service formula is stored in a Basic Input or Output System (BIOS).
Aforesaid pick-up bus system for transmitting, the signal of wherein said bus-bar are transmitted as an image processor read-write transmission, this CPU (central processing unit) of one memory body are transmitted the read-write at an input and output port configuration transmission or this CPU (central processing unit) that a peripheral element interconnects (PCI).
The object of the invention to solve the technical problems also realizes in addition by the following technical solutions.The method that a kind of pick-up bus that proposes according to the present invention transmits, it may further comprise the steps: default at least one acquisition parameter is in a working storage, and the signal of a bus-bar of the corresponding desire acquisition of this acquisition parameter transmits; Ordering about a NORTH BRIDGE captures the signal transmission of this corresponding bus-bar and sends an acquiring signal according to this acquisition parameter.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The method of aforesaid pick-up bus transmission, it also comprises: a south bridge is according to corresponding system management interrupt signal to a CPU (central processing unit) that sends of this acquiring signal;
Order about this CPU (central processing unit) and enter a System Management Mode according to this system management interrupt signal; And
Carry out system management interrupt service formula, with signal transmission carrying out debug test to this bus-bar of acquisition.
The method of aforesaid pick-up bus transmission, wherein said order about a NORTH BRIDGE and capture the step of signal transmission of this bus-bar according to this acquisition parameter before, more include: order about this NORTH BRIDGE and transmit according to the signal of this acquisition parameter comparison through this bus-bar of this NORTH BRIDGE.
The method of aforesaid pick-up bus transmission, wherein said execution one system management interrupt service formula, finish the debug test after, more include: order about this CPU (central processing unit) and leave this System Management Mode.
The method of aforesaid pick-up bus transmission, type, address or the data of the signal transmission that wherein said acquisition parameter is this bus-bar.
The method of aforesaid pick-up bus transmission, wherein said working storage is arranged at this NORTH BRIDGE.
The method of aforesaid pick-up bus transmission, wherein said system management interrupt service formula is stored in a Basic Input or Output System (BIOS).
The method of aforesaid pick-up bus transmission, the signal of wherein said bus-bar are transmitted as an image processor read-write transmission, this CPU (central processing unit) of one memory body are transmitted the read-write at an input and output port configuration transmission or this CPU (central processing unit) that a peripheral element interconnects (PCI).
The present invention compared with prior art has tangible advantage and beneficial effect.As known from the above, for achieving the above object, the invention provides a kind of pick-up bus system for transmitting, it comprises an at least one working storage and a NORTH BRIDGE.Acquisition method of the present invention, the acquisition parameter of the bus-bar transmission of default corresponding earlier desire acquisition is in working storage; Afterwards, order about NORTH BRIDGE according to the transmission of acquisition parameter pick-up bus, to carry out the debug test.So can not need capture device to be set in addition, can effectively capture required bus-bar transmission as the existing located by prior art.
In addition, the present invention further includes a south bridge and a CPU (central processing unit), to carry out the debug test.After NORTH BRIDGE captures the bus-bar transmission, be to send an acquiring signal to south bridge; Subsequently, south bridge sends a system management interrupt signal to CPU (central processing unit) according to acquiring signal; Then, order about CPU (central processing unit) and enter a System Management Mode, and carry out system management interrupt service formula, with bus-bar transmission carrying out debug test NORTH BRIDGE was captured according to the system management interrupt signal.
Via as can be known above-mentioned, the present invention is relevant a kind of pick-up bus system for transmitting and method thereof, and this system includes an at least one working storage and a NORTH BRIDGE, and this acquisition method is preset the acquisition parameter in working storage according to the bus-bar transmission of desire acquisition earlier; Afterwards, ordering about NORTH BRIDGE according to the corresponding bus-bar transmission of acquisition parameter acquisition, so is that the specific bus-bar transmission of fechtable is to carry out debug.The mode of carrying out debug is when NORTH BRIDGE captures the bus-bar transmission, sends acquiring signal to a south bridge; Then, south bridge is according to corresponding system management interrupt signal to a CPU (central processing unit) that sends of acquiring signal; Subsequently, CPU (central processing unit) enters a System Management Mode according to the system management interrupt signal and carries out system management interrupt service formula, with bus-bar transmission the carrying out debug test to acquisition.
By technique scheme, pick-up bus system for transmitting of the present invention and method thereof have following advantage at least:
1, pick-up bus system for transmitting of the present invention and method thereof are to transmit according to the corresponding bus-bar of default acquisition parameter acquisition by NORTH BRIDGE, and can reach the purpose of the required bus-bar transmission of effective acquisition, thereby are suitable for practicality more.
2, in addition, pick-up bus system for transmitting of the present invention and method thereof are after capturing the bus-bar transmission, can continue and carry out the debug test, so can promote the efficient of debug test bus-bar transmission, thereby be suitable for practicality more.
In sum, the pick-up bus system for transmitting and the method thereof of novelty of the present invention, be to include working storage and NORTH BRIDGE, the present invention preestablishes the acquisition parameter in working storage according to the bus-bar transmission of desire acquisition earlier, afterwards by the default acquisition parameter of NORTH BRIDGE foundation, the bus-bar transmission of the corresponding acquisition of acquisition parameter so promptly can simple and easyly capture required bus-bar transmission, to carry out the debug test.Because the transmission of the bus-bar of computer system can so the present invention arrives required bus-bar transmission by the NORTH BRIDGE fechtable, and can promote acquisition efficient through NORTH BRIDGE.In addition, be the required bus-bar transmission of fechtable because the present invention does not need additionally to be provided with hardware unit, so can reduce cost.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure, method or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing pick-up bus system for transmitting and method thereof have the outstanding multinomial effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the calcspar that existing known pick-up bus transmits.
Fig. 2 is the calcspar that another existing known pick-up bus transmits.
Fig. 3 is the calcspar of a preferred embodiment of the present invention.
Fig. 4 is the process flow diagram of a preferred embodiment of the present invention.
10: CPU (central processing unit) 15: main busbar
17: online simulation device 19: the configuration transmission
20: NORTH BRIDGE 25: working storage
26: bus-bar 27: bus-bar
28: bus-bar 30: south bridge
35: peripheral element interconnects bus-bar 37: bus-bar
39: logic analyser 40: image processor
45: read-write transmission 50: memory body
60: Basic Input or Output System (BIOS) 65: system management interrupt service formula
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to pick-up bus system for transmitting and its embodiment of method, structure, method, step, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Pick-up bus system for transmitting of the present invention and method thereof, its major technique are by the default acquisition parameter of NORTH BRIDGE foundation, and the bus-bar transmission that acquisition is corresponding so can effectively capture required bus-bar and transmit, and can carry out the debug test really.
Seeing also shown in Figure 3ly, is the calcspar of a preferred embodiment of the present invention.As shown in the figure, computer system is provided with CPU (central processing unit) 10, NORTH BRIDGE 20, south bridge 30, image processor 40, memory body 50 and Basic Input or Output System (BIOS) 60.Be provided with main busbar 15 between CPU (central processing unit) 10 and the NORTH BRIDGE 20, to allow NORTH BRIDGE 20 and CPU (central processing unit) 10 can link communication.NORTH BRIDGE 20 connects south bridge 30, image processor 40 and memory body 50 more respectively by bus- bar 26,27,28.South bridge 30 is connected with bus-bar 37, and this bus-bar 37 can be Industry Standard Architecture (Industry Standard Architecture, ISA) bus-bar or low pin number (Low Pin Count, LPG) bus-bar.60 of Basic Input or Output System (BIOS)s are connected in bus-bar 37.Basic Input or Output System (BIOS) 60 stores system management interrupt service formula 65.
Because NORTH BRIDGE 20 connects CPU (central processing unit) 10, south bridge 30, image processor 40 and memory body 50 respectively, so the transmission of the bus-bar of computer system can be through NORTH BRIDGE 20, just because so, the present invention is promptly transmitted by NORTH BRIDGE 20 pick-up bus, so can capture the existing bus-bar transmission that mode can't capture of commonly using, the for example configuration transmission of the read-write transmission of 40 pairs of memory bodys 50 of image processor and 10 couples of PCI of CPU (central processing unit) etc., the present invention be the also read-write at 10 pairs of input and output ports of fechtable CPU (central processing unit) transmission certainly.
NORTH BRIDGE 20 of the present invention is provided with at least one working storage 25, is used for setting the acquisition parameter according to the bus-bar transmission of institute's desire acquisition.The acquisition parameter can be kind, address or the data etc. of bus-bar transmission, and above-mentioned bus-bar transmission kind for example is configuration transmission and memory body transmission etc.Hence one can see that, it is the condition of pick-up bus transmission that the acquisition parameter cans be compared to, NORTH BRIDGE 20 of the present invention is promptly according to the acquisition parameter, capture through NORTH BRIDGE 20 and meet the bus-bar that captures parameter and transmit, so can simple and easyly capture required bus-bar transmission, and because the present invention does not need other hardware units are set in addition, so cost of the present invention is lower than the existing cost of commonly using the acquisition mode.
In addition, because the bus-bar transmission originally will be passed through NORTH BRIDGE 20, so NORTH BRIDGE 20 can so can improve the efficient of pick-up bus transmission directly according to the bus-bar transmission of acquisition parameter comparison process.The number that the present invention is provided with working storage 25 is need set the number of acquisition parameter and determine according to the research staff, and is in other words, if the acquisition parameter that desire is set is many more, relative then must the many more working storages 25 of setting.In addition, it only is to be one embodiment of the present invention that working storage 25 is arranged at NORTH BRIDGE 20, and working storage 25 can be arranged at other devices outside the NORTH BRIDGE 20.
In addition, carry out the debug test for the ease of the research staff, the invention provides a preferred implementation, its be further by NORTH BRIDGE 20 when capturing the transmission of required bus-bar, and send an acquiring signal to south bridge 30, to order about south bridge 30 a corresponding system management interrupt (the SystemManagement Interrupt that send, SMI) signal is to CPU (central processing unit) 10, this moment CPU (central processing unit) 10 can according to the system management interrupt signal enter to a System Management Mode (System ManagementMode, SMM).After CPU (central processing unit) 10 enters System Management Mode, CPU (central processing unit) 10 can read system management interrupt service formula 65 and the execution that is stored in Basic Input or Output System (BIOS) 60 by NORTH BRIDGE 20 and south bridge 30, with bus-bar transmission the carrying out debug test that NORTH BRIDGE 20 is captured.
Because, when CPU (central processing unit) 10 enters into System Management Mode, operating system will temporarily be stopped to carry out and executive system management interrupt service formula 65, so can saying so, the control of computer system is converted to system management interrupt service formula 65 by operating system, so after finishing the debug test, then must order about CPU (central processing unit) 10 and leave System Management Mode, carry out operating system to allow operating system reply the controlling computer system and reply.Ordering about CPU (central processing unit) 10, to leave the mode of System Management Mode be to add one to return (resume) instruction in system management interrupt service formula 65, to allow CPU (central processing unit) 10 after finishing the debug test, carries out link order and leave System Management Mode.
Seeing also shown in Figure 4ly, is the process flow diagram of a preferred embodiment of the present invention.As shown in the figure, when the research staff desires to carry out the debug test, at first be to carry out step S10, preestablish at least one acquisition parameter in working storage 25; Afterwards, carry out step S11, order about NORTH BRIDGE 20 according to the bus-bar transmission of acquisition parameter comparison through NORTH BRIDGE 20, if compare when meeting the bus-bar transmission that captures parameter, then carry out step S12, order about the bus-bar transmission of the corresponding acquisition of NORTH BRIDGE 20 acquisitions parameter, so be that fechtable arrives required bus-bar transmission, to carry out the debug test, the present invention is directly to send acquiring signal to south bridge 30 by NORTH BRIDGE 20 in this step for the ease of carrying out the debug test.
Subsequently, south bridge 30 is carried out step S13, according to the corresponding transmitting system management interrupt of acquiring signal signal to CPU (central processing unit) 10; Then, carry out step S14, order about CPU (central processing unit) 10 and enter System Management Mode and carry out step S15 according to the system management interrupt signal, executive system management interrupt service formula 65 is with bus-bar transmission the carrying out debug test that NORTH BRIDGE 20 is captured; At last, after finishing the debug test, promptly carry out step S16, order about CPU (central processing unit) 10 and leave System Management Mode, carry out operating system, make computer system reply normal operation and control by operating system to allow CPU (central processing unit) 10 reply.Above-mentioned debug test mode is to be a better embodiment of the present invention, bus-bar transmission the carrying out debug test that the present invention also can utilize all the other existing debug test modes of commonly using that NORTH BRIDGE 20 is captured.
In sum, pick-up bus system for transmitting of the present invention and method thereof, be to include working storage and NORTH BRIDGE, the present invention preestablishes the acquisition parameter in working storage according to the bus-bar transmission of desire acquisition earlier, afterwards by the default acquisition parameter of NORTH BRIDGE foundation, the bus-bar transmission of the corresponding acquisition of acquisition parameter so can simple and easyly capture required bus-bar transmission, to carry out the debug test.Because the transmission of the bus-bar of computer system can so the present invention arrives required bus-bar transmission by the NORTH BRIDGE fechtable, and can promote acquisition efficient through NORTH BRIDGE.In addition, be the required bus-bar transmission of fechtable because the present invention does not need additionally to be provided with hardware unit, so can reduce cost.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention above embodiment is reached according to the described shape of the present patent application claim, structure, any simple modification that feature and spirit are done, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (14)
1, a kind of pick-up bus system for transmitting is characterized in that it includes:
At least one working storage stores at least one acquisition parameter, the signal transmission of a bus-bar of the corresponding desire acquisition of this acquisition parameter; And
One NORTH BRIDGE reads the signal transmission of this corresponding bus-bar of this acquisition parameter acquisition and sends an acquiring signal.
2, pick-up bus system for transmitting according to claim 1 is characterized in that it also comprises: a south bridge receives the corresponding system management interrupt signal that sends of this acquiring signal; And
One CPU (central processing unit) enters a System Management Mode according to this system management interrupt signal and carries out system management interrupt service formula, with signal transmission the carrying out debug test to this bus-bar of acquisition.
3, pick-up bus system for transmitting according to claim 1 is characterized in that type, address or the data of wherein said acquisition parameter for the signal transmission of this bus-bar.
4, pick-up bus system for transmitting according to claim 1 is characterized in that wherein said working storage is arranged at this NORTH BRIDGE.
5, pick-up bus system for transmitting according to claim 2 is characterized in that wherein said system management interrupt service formula is stored in a Basic Input or Output System (BIOS).
6, pick-up bus system for transmitting according to claim 2, the signal that it is characterized in that wherein said bus-bar be transmitted as an image processor to the read-write transmission of a memory body, this CPU (central processing unit) to the read-write transmission of the interconnective configuration transmission of a peripheral element or this CPU (central processing unit) to an input and output port.
7, a kind of method of pick-up bus transmission is characterized in that it may further comprise the steps:
Default at least one acquisition parameter is in a working storage, and the signal of a bus-bar of the corresponding desire acquisition of this acquisition parameter transmits; And
Ordering about a NORTH BRIDGE captures the signal transmission of this corresponding bus-bar and sends an acquiring signal according to this acquisition parameter.
8, the method for pick-up bus transmission according to claim 7 is characterized in that it also comprises: a south bridge is according to corresponding system management interrupt signal to a CPU (central processing unit) that sends of this acquiring signal;
Order about this CPU (central processing unit) and enter a System Management Mode according to this system management interrupt signal; And
Carry out system management interrupt service formula, with signal transmission carrying out debug test to this bus-bar of acquisition.
9, the method for pick-up bus transmission according to claim 8, it is characterized in that wherein said order about a NORTH BRIDGE and capture the step of signal transmission of this bus-bar according to this acquisition parameter before, more include: order about this NORTH BRIDGE and transmit according to the signal of this acquisition parameter comparison through this bus-bar of this NORTH BRIDGE.
10, the method for pick-up bus according to claim 8 transmission is characterized in that wherein said execution one system management interrupt service formula, finish the debug test after, more include: order about this CPU (central processing unit) and leave this System Management Mode.
11, the method for pick-up bus transmission according to claim 8 is characterized in that type, address or the data of wherein said acquisition parameter for the signal transmission of this bus-bar.
12, the method for pick-up bus transmission according to claim 8 is characterized in that wherein said working storage is arranged at this NORTH BRIDGE.
13, the method for pick-up bus transmission according to claim 8 is characterized in that wherein said system management interrupt service formula is stored in a Basic Input or Output System (BIOS).
14, the method for pick-up bus according to claim 8 transmission, the signal that it is characterized in that wherein said bus-bar be transmitted as an image processor to the read-write transmission of a memory body, this CPU (central processing unit) to the read-write transmission of the interconnective configuration transmission of a peripheral element or this CPU (central processing unit) to an input and output port.
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| MIPS系统中北桥的FPGA设计. 武杰，乔崇，张俊杰，杜学峰，唐世悦，张万生，王砚方.小型微型计算机系统，第25卷第11期. 2004 |
| MIPS系统中北桥的FPGA设计. 武杰，乔崇，张俊杰，杜学峰，唐世悦，张万生，王砚方.小型微型计算机系统，第25卷第11期. 2004 * |
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