JPH02302830A - Interruption control system - Google Patents
Interruption control systemInfo
- Publication number
- JPH02302830A JPH02302830A JP12511989A JP12511989A JPH02302830A JP H02302830 A JPH02302830 A JP H02302830A JP 12511989 A JP12511989 A JP 12511989A JP 12511989 A JP12511989 A JP 12511989A JP H02302830 A JPH02302830 A JP H02302830A
- Authority
- JP
- Japan
- Prior art keywords
- report information
- report
- interrupt
- control unit
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000010365 information processing Effects 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔概要〕
複数の割込源がそれぞれ作成する報告情報を内蔵する待
行列に連結し、割込源相互で競合し乍ら共通の処理装置
に伝達する情報処理システムにおける割込制御方式に関
し、
異常状態にある割込源からの報告情報を、欠落すること
無く受信可能とすることを目的とし、各割込源に、報告
を処理装置に伝達する際に、待行列に待機中の残余の報
告情報数を算出し、報告情報と共に処理装置に伝達する
未報告要因数算出手段と、処理装置に、割込源から伝達
される残余の報告情報数に基づき、各割込源から報告情
報を受信する優先順位を制御する優先順位制御手段を設
ける様に構成する。[Detailed Description of the Invention] [Summary] An information processing system in which report information generated by a plurality of interrupt sources is connected to a built-in queue and is transmitted to a common processing device even though the interrupt sources compete with each other. Regarding the interrupt control method, the purpose is to be able to receive report information from an interrupt source in an abnormal state without missing it. a number of unreported factors calculation means that calculates the number of remaining report information that is waiting and transmits it to the processing device together with the report information; The apparatus is configured to provide a priority control means for controlling the priority order of receiving report information from the information source.
本発明は情報処理システムに係り、特に複数の、割込源
がそれぞれ作成する報告情ｆ１を内蔵する待行列に連結
し、割込源相互で競合し乍ら共通の処理装置に伝達する
情報処理システムにおける割込制御方式に関する。The present invention relates to an information processing system, and in particular, information processing in which a plurality of interrupt sources are connected to a queue containing report information f1 respectively created, and the interrupt sources compete with each other while transmitting the information to a common processing device. Regarding interrupt control methods in systems.
第３図は従来ある情報処理システムの一例を示す図であ
る。FIG. 3 is a diagram showing an example of a conventional information processing system.
第３図において、ｍ組の回線制御部１ （個々の回線制
御部を１−１乃至１−ｍと称する、以下同様）が、中央
制御装置２および主記憶装置３と゛プロセッサバス５を
介して接続されている。各回線制御部１はそれぞれ同一
構成を有している為、回線制御部１−１のみ内部構成を
示し、その他は省略されている。In FIG. 3, m sets of line control units 1 (individual line control units are referred to as 1-1 to 1-m, hereinafter the same) are connected to a central control unit 2 and a main storage unit 3 via a processor bus 5. It is connected. Since each line control unit 1 has the same configuration, only the internal configuration of the line control unit 1-1 is shown, and the others are omitted.
各回線制御部ｌは、例えば収容回線からのデータ受信、
或いは障害発生等の事象が内部に生起した場合に、各事
象に関して中央制御装置２に伝達すべき報告情報Ｒを作
成し、内蔵する報告待行列１１に生起順に連結しく連結
された各報告情報をＲ１、Ｒ２、・・・と称する）、割
込制御部１３から割込制御バス６を介して割込競合回路
４に、割込要求Ｉを伝達する。Each line control unit l receives data from the accommodation line, for example.
Alternatively, when an event such as a failure occurs internally, report information R to be transmitted to the central control device 2 regarding each event is created, and the report information R that is connected in the order of occurrence is stored in the built-in report queue 11. (referred to as R1, R2, . . . ), the interrupt request I is transmitted from the interrupt control unit 13 to the interrupt competition circuit 4 via the interrupt control bus 6.
割込競合回路４は、各回線制御部１から伝達される割込
要求■を所定の優先順位に従って選択し、選択した回線
制御部（例えば１−１）に、割込制御バス６を介して割
込許可Ａを伝達すると共に、中央制御装置２に割込発生
通知Ｊを伝達する。The interrupt competition circuit 4 selects the interrupt request ■ transmitted from each line control unit 1 according to a predetermined priority order, and sends it to the selected line control unit (for example, 1-1) via the interrupt control bus 6. The interrupt permission A is transmitted, and an interrupt occurrence notification J is transmitted to the central control device 2.
割込許可Ａを受信した回線制御部１−１においては、バ
ス制御部１２が報告待行列１１から最初に連結されてい
る報告情報Ｒ３を抽出し、自回線制御部１−１に付与さ
れた回線制御部番号り、と共に、プロセッサバス５を介
して主記憶装置３にに転送し、報告領域３１に格納する
。In the line control unit 1-1 that has received the interrupt permission A, the bus control unit 12 extracts the first linked report information R3 from the report queue 11 and assigns it to its own line control unit 1-1. It is transferred along with the line control unit number to the main storage device 3 via the processor bus 5 and stored in the report area 31.
割込発生通知Ｊを受信した中央制御装置２は、プロセッ
サバス５を介して主記憶装置３内の報告領域３１を参照
し、格納されている回線制御部番号り、および報告情報
Ｒ３を抽出し、回線制御部１−１に対して報告情報Ｒ，
に基づく処理を実行する。Upon receiving the interrupt occurrence notification J, the central control unit 2 refers to the report area 31 in the main storage device 3 via the processor bus 5, and extracts the stored line control unit number and report information R3. , report information R to the line control unit 1-1,
Execute processing based on
かかる状態で、例えば回線制御部１１に障害が発生し、
報告領域３１に格納し終わる迄に報告待行列１１の許容
最大連結数を上回る報告情報Ｒを作成する状態となると
、回線制御部１−１は報告待行列１１に連結する報告情
報の−っ（例えばＲ４）に報告待行列１１の超過通知を
連結し、超過した報告情報Ｒは廃棄する。In such a state, for example, if a failure occurs in the line control unit 11,
When the report information R exceeds the allowable maximum number of connections in the report queue 11 by the time it is stored in the report area 31, the line control unit 1-1 creates the report information R connected to the report queue 11. For example, the excess notification of the report queue 11 is connected to R4), and the excess report information R is discarded.
報告情報Ｒ４を受信・分析した中央制御装置２は、回線
制御部１−１に異常が発生したと判定し、例えば収容回
線からのデータ受信を停止させる、或いは回線制御部１
−１を初期設定させる等、異常状態に対する対策を指示
する。Having received and analyzed the report information R4, the central control device 2 determines that an abnormality has occurred in the line control unit 1-1, and, for example, stops receiving data from the accommodated line, or terminates the line control unit 1.
Instructs countermeasures against abnormal conditions, such as initializing -1.
以上の説明から明らかな如く、従来ある情報処理システ
ムにおいては、回線制御部１内に報告情報Ｒが報告待行
列１１を超過する如き異常状態が発生した場合に、超過
した報告情報Ｒを廃棄し乍ら中央制御装置２に通知する
こととなり、中央制御装置′２が回線制御部１からの報
告情報Ｒが欠落する為、発生している異常状態を的確に
把握出来ず、適切な処理が講じられぬ問題点があった。As is clear from the above explanation, in conventional information processing systems, when an abnormal condition occurs in the line control unit 1 such that the report information R exceeds the report queue 11, the excess report information R is discarded. However, the central control unit 2 will be notified, and since the central control unit '2 will miss the report information R from the line control unit 1, it will not be able to accurately grasp the abnormal state that is occurring and will not be able to take appropriate measures. There was a problem that could not be solved.
本発明は、異常状態にある割込源からの報告情報を、欠
落すること無く受信可能とすることを目的とする。An object of the present invention is to make it possible to receive report information from an interrupt source in an abnormal state without missing it.
第１図は本発明の原理を示す図である。 FIG. 1 is a diagram showing the principle of the present invention.
第１図において、１００は割込源、１０１は各割込源１
００内に設けられた報告情報Ｒの待行列、２００は処理
装置である。In FIG. 1, 100 is an interrupt source, 101 is each interrupt source 1
00 is a queue for report information R, and 200 is a processing device.
１０２は、本発明により割込源１００内に設けられた未
報告要因数算出手段である。Reference numeral 102 denotes an unreported factor number calculation means provided in the interrupt source 100 according to the present invention.
２０１は、本発明により処理装置２００内に設けられた
優先順位制御手段である。201 is a priority control means provided in the processing device 200 according to the present invention.
各割込源１００は、それぞれ作成する報告情報Ｒを内蔵
する待行列１０１に連結し、相互に競合し乍ら共通の処
理装置２００に伝達する。Each interrupt source 100 is connected to a queue 101 that contains the report information R that it creates, and transmits the report information R to the common processing device 200 while competing with each other.
未報告要因数算出手段１０２は、報告情報Ｒを処理装置
２００に伝達する際に、待行列１０１に待機中の残余の
報告情報数を算出し、報告情報Ｒと共に処理装置２００
に伝達する。When transmitting the report information R to the processing device 200, the unreported factor number calculation means 102 calculates the number of remaining report information waiting in the queue 101, and transmits the report information R together with the processing device 200.
to communicate.
優先順位制御手段２０１は、割込源１００から伝達され
る残余の報告情報数に基づき、各割込源１００から報告
情報Ｒを受信する優先順位を制御する。The priority control means 201 controls the priority of receiving report information R from each interrupt source 100 based on the number of remaining report information transmitted from the interrupt source 100.
従って処理装置は、報告情報と共に受信した残余の報告
情報数に基づき、割込源に発生する異常状態を報告情報
が欠落する以前に察知することが可能となり、割込源の
状況を的確に把握し、適切な処置を講することが可能と
なり、当該情報処理システムの信転性が向上する。Therefore, based on the number of remaining report information received together with the report information, the processing device can detect an abnormal state occurring in the interrupt source before the report information is lost, and can accurately grasp the status of the interrupt source. Therefore, it becomes possible to take appropriate measures, and the reliability of the information processing system is improved.
以下、本発明の一実施例を図面により説明する。 An embodiment of the present invention will be described below with reference to the drawings.
第２図は本発明の一実施例による情報処理システムを示
す図である。なお、企図を通じて同一符号は同一対象物
を示す。FIG. 2 is a diagram showing an information processing system according to an embodiment of the present invention. Note that the same reference numerals refer to the same objects throughout the plan.
第２図においては、第１図における割込源１００として
回線制御部１が示され、また第１図における処理装置２
００として中央制御装置２、主記憶装置３および割込競
合回路４が示され、また第１図における待行列１０１と
して報告待行列１１が示され、また第１図におけ未報告
要因数算出手段１０２として残報告数算出部１４が設け
られ、また第１図における優先順位制御手段２０１とし
て残報告数設定部７および優先順位制御回路８が設けら
れている。In FIG. 2, the line control unit 1 is shown as the interrupt source 100 in FIG. 1, and the processing device 2 in FIG.
00 indicates the central control unit 2, the main memory 3, and the interrupt contention circuit 4; the queue 101 in FIG. 1 indicates the report queue 11; and the unreported factor number calculation means in FIG. A remaining report number calculation unit 14 is provided as 102, and a remaining report number setting unit 7 and a priority control circuit 8 are provided as priority control means 201 in FIG.
第２図において、各回線制御部１は、例えば収容回線か
らのデータ受信、或いは障害発生等の事象が内部に生起
した場合に、前述と同様に、各事象に関して中央制御装
置２に伝達すべき報告情報Ｒを作成し、内蔵する報告待
行列１１に生起順に連結し、割込制御部１３から割込制
御バス６を介して割込競合回路４に、割込要求Ｉを伝達
すると、割込競合回路４は、前述と同様に、各回線制御
部１から伝達される割込要求Ｉを所定の優先順位に従っ
て選択し、選択した回線制御部（例えば１−１）に、割
込制御バス６を介して割込許可Ａを伝達すると共に、中
央制御装置２に割込発生通知、Ｊを伝達する。In FIG. 2, each line control unit 1, when an event such as receiving data from an accommodation line or occurrence of a failure occurs internally, transmits information regarding each event to the central control unit 2 in the same way as described above. When the report information R is created and connected to the built-in report queue 11 in the order of occurrence, and the interrupt request I is transmitted from the interrupt control unit 13 to the interrupt contention circuit 4 via the interrupt control bus 6, the interrupt As described above, the competition circuit 4 selects the interrupt request I transmitted from each line control unit 1 according to a predetermined priority order, and sends the interrupt control bus 6 to the selected line control unit (for example, 1-1). It not only transmits the interrupt permission A to the central controller 2, but also transmits the interrupt occurrence notification J to the central control device 2.
割込許可Ａを受信した回線制御部１−１においては、バ
ス制御部１２が報告待行列１１がら最初に連結されてい
る報告情報Ｒ１を抽出した後、残報告数算出部１４を起
動する。In the line control section 1-1 that has received the interrupt permission A, the bus control section 12 extracts the first connected report information R1 from the report queue 11, and then activates the remaining report number calculation section 14.
起動された残報告数算出部１４は、報告待行列１１に連
結されている報告情報Ｒ２乃至Ｒ４の残報告数Ｎ（＝３
＞を算出し、ハス制御部１２に通知する。The activated remaining report number calculation unit 14 calculates the remaining report number N (=3) of the report information R2 to R4 connected to the report queue 11.
> is calculated and notified to the lotus control unit 12.
バス制御部１２は、報告待行列１１から抽出した報告情
報Ｒ８を、残報告数算出部１４から通知された残報告数
Ｎ（＝３）と、自回線制御部ｌ−１に付与された回線制
御部番号り、と共に、プロセッサバス５を介して主記憶
装置３にに転送し、報告領域３１に格納する。The bus control unit 12 converts the report information R8 extracted from the report queue 11 into the remaining report number N (=3) notified from the remaining report number calculation unit 14 and the line assigned to its own line control unit l-1. The control unit number is transferred to the main storage device 3 via the processor bus 5 and stored in the report area 31.
割込発生通知Ｊを受信した中央制御装置２は、プロセッ
サバス５を介して主記憶装置３内の報告領域３１を参照
し、格納されている回線制御部番号し５、残報告数Ｎ（
＝３）および報告情報Ｒ１を抽出し、回線制御部１−１
に対して報告情報Ｒ１に基づく処理を実行すると共に、
回線制御部番号Ｌ１および残報告数Ｎ（＝３）を残報告
数設定部７に設定する。Upon receiving the interrupt occurrence notification J, the central control unit 2 refers to the report area 31 in the main storage device 3 via the processor bus 5, determines the stored line control unit number 5, and determines the number of remaining reports N(
=3) and the report information R1, and the line control unit 1-1
In addition to executing processing based on report information R1,
The line control unit number L1 and the number of remaining reports N (=3) are set in the number of remaining reports setting unit 7.
優先順位制御回路８は、残報告数設定部７に設定された
残報告数Ｎ（−３）が、予め定められた基準値を越える
場合には、回線制御部番号Ｌ＋により指定される回線制
御部１−１に対する優先順位を高める如く割込競合回路
４に指示する。When the number of remaining reports N(-3) set in the number of remaining reports setting section 7 exceeds a predetermined reference value, the priority control circuit 8 performs line control specified by the line control section number L+. The interrupt competition circuit 4 is instructed to give higher priority to the section 1-1.
また中央制御装Ｗ２は、残報告数設定部７に設定した残
報告数Ｎを監視し、残報告数Ｎが予め定められた闇値を
上回る場合には、残報告数設定部７に設定されている回
線制御部番号Ｌ１により指定される回線制御部１−１が
異常状態にあると判定し、該層する回線制御部１−１に
対して収容回線からのデータ受信を停止させる、或いは
回線制御部１−１を初期設定させる等、異常状態に対す
る対策を指示する。Further, the central control unit W2 monitors the number of remaining reports N set in the number of remaining reports setting section 7, and when the number of remaining reports N exceeds a predetermined value, the number of remaining reports set in the number of remaining reports setting section 7 is monitored. It is determined that the line control unit 1-1 specified by the line control unit number L1 in the layer is in an abnormal state, and the line control unit 1-1 in the layer is made to stop receiving data from the accommodated line, or the line Instructs countermeasures against abnormal conditions, such as initializing the control unit 1-1.
以上の説明から明らかな如く、本実施例によれば、各回
線制御部１は報告情報Ｒおよび回線制御部番号りと共に
残報告数Ｎも主記憶装置３に格納し、中央制御装置２は
主記憶装置３に格納されている残報告数Ｎを残報告数設
定部７に設定することにより、優先順位制御回路８が割
込競合回路４による割込要求ｌの優先順位を制御し、ま
た中央制御装置２が回線制御部１における異常状態の発
生を判定する為、報告待行列１１における報告情報Ｒの
超過および廃棄が防止可能となる。As is clear from the above description, according to this embodiment, each line control unit 1 stores the report information R and the line control unit number as well as the number of remaining reports N in the main storage device 3, and the central control unit 2 stores the number of remaining reports N in the main storage device 3. By setting the remaining report number N stored in the storage device 3 in the remaining report number setting unit 7, the priority control circuit 8 controls the priority of the interrupt request l by the interrupt contention circuit 4, and Since the control device 2 determines the occurrence of an abnormal state in the line control section 1, it is possible to prevent the report information R from exceeding the report queue 11 and from discarding it.
なお、第２図はあく迄本発明の一実施例に過ぎず、例え
ば割込源１０．０および処理装置２００は図示される回
線制御部１および中央制御装置２、主記憶装置３、割込
競合回路４、残報告数設定部７、優先順位制御回路８等
に限定されることは無く、他に幾多の変形が考慮される
が、何れの場合にも本発明の効果は変わらない。Note that FIG. 2 is only one embodiment of the present invention, and for example, the interrupt source 10.0 and the processing device 200 are the illustrated line control section 1, central control device 2, main storage device 3, and interrupt source 10.0. The present invention is not limited to the competition circuit 4, the number of remaining reports setting unit 7, the priority control circuit 8, etc., and many other modifications may be considered, but the effects of the present invention remain the same in any case.
□
〔発明の効果〕
以上、本発明によれば、前記情報処理システムにおいて
、処理装置が報告情報と共に受信した残余の報告情報数
に基づき、割込源に発生する異常状態を報告情報が欠落
する以前に察知することが可能となり、割込源の状況を
的確に把握し、適切な処置を講することが可能となり、
当該情報処理システムの信顛性が向上する。□ [Effects of the Invention] As described above, according to the present invention, in the information processing system, based on the number of remaining report information that the processing device receives together with the report information, the abnormal state occurring in the interrupt source can be detected when the report information is missing. It becomes possible to detect the interrupt source in advance, accurately grasp the situation of the interrupt source, and take appropriate measures.
The reliability of the information processing system is improved.
第１図は本発明の原理を示す図、第２図は本発明の一実
施例による情報処理システムを示す図、第３図は従来あ
る情報処理システムの一例を示す図である。
図において、１は回線制御部、２は中央制御装置、３は
主記憶装置、４は割込競合回路、５はプロセッサバス、
６は割込制御バス、７は残報告数設定部、８は優先順位
制御回路、１１は報告待行列、１２はバス制御部、１３
は割込制御部、１４は残報告数算出部、３１は報告領域
、１００は割込源、１０１は待行列、１０２は未報告要
因数算出手段、２００は処理装置、２０１は優先順位制
御２
本発明の原理図
消 １ 図FIG. 1 is a diagram showing the principle of the present invention, FIG. 2 is a diagram showing an information processing system according to an embodiment of the present invention, and FIG. 3 is a diagram showing an example of a conventional information processing system. In the figure, 1 is a line control unit, 2 is a central control unit, 3 is a main memory, 4 is an interrupt competition circuit, 5 is a processor bus,
6 is an interrupt control bus, 7 is a remaining report number setting unit, 8 is a priority control circuit, 11 is a report queue, 12 is a bus control unit, 13
14 is an interrupt control unit, 14 is a remaining report number calculation unit, 31 is a report area, 100 is an interrupt source, 101 is a queue, 102 is an unreported factor number calculation means, 200 is a processing device, and 201 is a priority control 2 Principle of the present invention Figure 1
Claims (1)
Ｒ）を内蔵する待行列（１０１）に連結し、前記割込源
（１００）相互で競合し乍ら共通の処理装置（２００）
に伝達する情報処理システムにおいて、 前記各割込源（１００）に、前記報告（Ｒ）を前記処理
装置（２００）に伝達する際に、前記待行列（１０１）
に待機中の残余の報告情報数を算出し、前記報告情報（
Ｒ）と共に前記処理装置（２００）に伝達する未報告要
因数算出手段（１０２）と、 前記処理装置（２００）に、前記割込源（１００）から
伝達される前記残余の報告情報数に基づき、前記各割込
源（１００）から前記報告情報（Ｒ）を受信する優先順
位を制御する優先順位制御手段（２０１）を設けること
を特徴とする割込制御方式。[Claims] Report information (
R) is connected to a queue (101) containing a built-in interrupt source (100), and while the interrupt sources (100) compete with each other, a common processing unit (200)
In the information processing system, when transmitting the report (R) to the processing device (200) to each of the interrupt sources (100), the queue (101)
Calculate the number of remaining report information waiting for the report information (
unreported factor number calculation means (102) that transmits the number of unreported information to the processing device (200) together with R); , an interrupt control system characterized in that a priority control means (201) is provided for controlling the priority order of receiving the report information (R) from each of the interrupt sources (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12511989A JPH02302830A (en) | 1989-05-18 | 1989-05-18 | Interruption control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12511989A JPH02302830A (en) | 1989-05-18 | 1989-05-18 | Interruption control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02302830A true JPH02302830A (en) | 1990-12-14 |
Family
ID=14902317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12511989A Pending JPH02302830A (en) | 1989-05-18 | 1989-05-18 | Interruption control system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02302830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05120031A (en) * | 1991-10-30 | 1993-05-18 | Nec Ic Microcomput Syst Ltd | Micro computer |
| JPH05210513A (en) * | 1992-01-31 | 1993-08-20 | Nec Corp | State monitoring type interruption control system |
-
1989
- 1989-05-18 JP JP12511989A patent/JPH02302830A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05120031A (en) * | 1991-10-30 | 1993-05-18 | Nec Ic Microcomput Syst Ltd | Micro computer |
| JPH05210513A (en) * | 1992-01-31 | 1993-08-20 | Nec Corp | State monitoring type interruption control system |
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