JPS62111333A - System debugging method - Google Patents

Abstract

PURPOSE:To transmit/receive various indications and responses for the execution of a program of an information processor to/from a control device by forming an I/O means to be connected to an I/O interface of one or more information processors in the control device. CONSTITUTION:An operation interface 105 and an I/O interface 106 are arranged in an information processor 100. A control device 500 for the remote test of the information processor 100 is connected to the interface 105 through an operation panel interface adaptor 40. An I/O means 512 is formed in the control device 500 so as to be connected to I/O interfaces of one or more information processors 100. Consequently, the debugging work and maintenance work of the information processor 100 can be untarily executed from the control device 500 set up on a remote place.

Description

[Detailed Description of the Invention] [Summary] In an information processing system comprising an information processing device and a control device connected via an operation panel interface adapter, the control device has an input/output interface of one or more information processing devices. By providing input/output means that can be connected to the information processing device, various instructions and responses to the program execution of the information processing device can be exchanged with the control device.

[Industrial application field]

The present invention relates to an improvement in a system debugging method in an information processing system that includes an information processing device and a control device for remote testing.

In recent years, information processing apparatuses have become larger in size as the amount of information to be processed has increased, and debugging and maintenance work for the processing apparatuses has also become increasingly complex.

For the purpose of improving the efficiency of this type of debugging and maintenance work, for example, the invention "remote maintenance method" disclosed in Japanese Patent Application Laid-Open No. 57-43253, or
Methods for centrally debugging or maintaining an information processing system from a remote location have been proposed, such as the invention "Remote Control Method" filed on May 20, 2008.

It is desired that depacking work and maintenance work from such remote locations be made as simple as possible.

[Conventional technology]

FIG. 6 is a diagram showing an example of an information processing system to which the present invention is applied.

In FIG. 6, the information processing device 100 is the central control device 1
01, a main storage device 102, a channel control device 103, and an input/output control device 104.

The central control device 101 has an operation panel interface 10
The input/output control device 104 is connected to a typewriter 300 via an input/output interface 106 .

The operation panel 200 starts/stops the central control unit 101 or sets start/stop conditions during debugging work or maintenance work, and also writes/writes the contents of internal registers of the central control unit 101. Equipped with various electronic keys and indicator lights to enable reading.

The typewriter 300 is also used for so-called man-machine communication, giving instructions to the central controller 101 to execute various programs, updating various data stored in the storage device, etc. Outputs a message from to the maintainer.

When such an information processing system is installed in a remote location, a maintenance person must go to the location where the information processing device 100 is installed and operate the operation panel 200 and typewriter 300 to perform debugging or maintenance work.

FIG. 7 is a diagram showing an example of a conventional information processing system for improving the efficiency of such debugging work or maintenance work, and FIG. 8 is a diagram showing an example of the control device in FIG. 7.

In FIG. 7, a control device 500 is connected via an operation panel interface adapter 400 instead of the operation panel 200 in FIG.

The control device 500 includes a microprocessor 501, a read-only memory 502, and a write/read memory 5 shown in FIG.
03, display control circuit 504, display 50
5. It is equipped with a keyboard control circuit 506, a keyboard 507, and a Flo.
- A remote operation panel interface adapter 40 via an interface bus 511 specified in 488.
0, and using a display 505 and a keyboard 507, the same operations as the operation panel 200 can be performed from a remote location.

On the other hand, it is possible to connect a typewriter 300 installed at a remote location to the input/output interface 106 having a standard such as R8232C by interposing a modulation/demodulation device or the like.

Therefore, it is possible to debug or maintain the information processing device 100 using the control device 500 and typewriter 300 installed at a remote location.

Note that the control device 500 can also be connected to a plurality of operation panel interface adapters 400 via the interface bus 511.

[Problem that the invention seeks to solve]

As is clear from the above description, in a conventional information processing system, instead of the operation panel 200 provided in each of the plurality of information processing devices 100, the control device 500 is connected via the operation panel interface adapter 400.
By connecting the information processing device 100 from a remote location,
debugging or maintenance work can be done centrally.

However, since the typewriter 300, which is indispensable for debugging and maintenance work, is used in the same way as in FIG.
0 and the typewriter 300, which may impede the efficiency of debugging and maintenance work of the information processing device 100.

[Means for solving problems]

FIG. 1 is a diagram showing the principle of the present invention.

In FIG. 1, an information processing device 1 having an operation panel interface 105 and an input/output interface 106 is shown.
00 and a control device 500 for remote testing connected to an operation panel interface 105 via an operation panel interface adapter 400, the control device 500 includes one or more information processing devices 10.
An input/output means 512 connectable to the input/output interface 106 of 0 is provided.

[Effect]

That is, according to the present invention, various instructions and responses to the program execution of the information processing device 100 can be exchanged with the control device 500 connected to the input/output interface 106, and the operation panel can be sent and received via the operation panel interface adapter 400. At the same time, it becomes possible to act as a typewriter 300, and the information processing device 10
0 debugging and maintenance work can be performed centrally from the control device 500 installed in a remote location.

〔Example〕

An embodiment of the present invention will be described below with reference to the drawings.

FIG. 2 is a diagram showing an information processing system according to an embodiment of the invention, FIG. 3 is a diagram showing a control device according to an embodiment of the invention, and FIG. 4 is a diagram showing an information processing system according to an embodiment of the invention. FIG. 3 is a diagram showing a debugging process.

Note that the same reference numerals indicate the same objects throughout the figures.

In FIGS. 2 and 3, in addition to a general-purpose interface circuit 510 connected to the operation panel interface adapter 400 via an interface bus 511, the control device 500 also includes a general-purpose interface circuit 510 connected to the information processing device 100 via an input/output interface 106. An input/output interface circuit 513 is provided which is connected to the control device 50.
0 is the operation panel interface 10 of the information processing apparatus 100 via the operation panel interface adapter 400.
5 as well as input/output interface 10
6 is also connected.

2 to 4, after the information processing device 100 outputs an input request display to the input/output interface 106 (
Step S1), waiting for data input from the control device 500 (Step S2).

The input request display is transmitted to the control device 500 via the input/output interface 106.

In the control device 500, a microprocessor 501
At step 511
), furthermore, after the central control unit 101 in the information processing device 100 sends an address stop that stops when the program is executed to a predetermined address to the interface lot 511 via the general-purpose interface circuit 510 (step 512), the central control The program waits for the device 101 to stop executing the program (step 513).

The program execution instruction is sent to the input/output interface 106.
The address stop is transmitted to the information processing apparatus 100 via the interface bus 511, the operation panel interface adapter 400, and the operation panel interface 105.

In the information processing device 100, the central control device 101 analyzes the program execution instruction received via the input/output control device 104 and the channel control device 103, and starts executing the program based on the result of the analysis (Snap S
4).

When the central control unit 101 executes the program up to the address specified by the address stop input from the operation spring wheel interface 105, the central control unit 101 stops execution and outputs an execution stop display to the operation panel interface 105 (
Step S5).

The execution stop display is displayed on the operation panel interface 105,
It is transmitted to the control device 500 via the operation panel interface adapter 400 and the interface lot 511.

In the control device 500, a microprocessor 501
When receiving an execution stop indication via the general-purpose interface circuit 510, the general-purpose interface circuit 51 issues an instruction to read the contents stored in the internal registers of the central control unit 101.
0, interface lotus 511, operation panel interface adapter 400 and operation panel interface 1
05 to the information processing device 100 and output from the information processing device 100 to the operation panel interface 105. and displays it on the display 505 (step 514).

As is clear from the above description, according to this embodiment, debugging and maintenance work on the information processing device 100 can be performed using only the control device 500, and it is not necessary to use the typewriter 300 in combination. It disappears.

Note that FIGS. 2 to 4 are only one embodiment of the present invention, and for example, the debugging process is not limited to what is shown in the figures, and many other modifications may be considered. In either case, the effects of the present invention remain the same. Further, the configuration of the information processing system is not limited to that shown in the drawings, and the effects of the present invention will not change even if it is applied to a multiprocessor system as illustrated in FIG. 5, for example. In FIG. 5, system debugging is enabled from one control device 500 for a multiprocessor system in which two sets of information processing devices each having a duplex configuration are coupled.

〔Effect of the invention〕

As described above, according to the present invention, in the information processing system, debugging or maintenance work of one or more information processing devices can be performed from one control device without using a typewriter or the like, and the information processing The efficiency of debugging or maintenance work on the system is improved.

[Brief explanation of drawings]

FIG. 1 is a diagram showing the principle of the invention, FIG. 2 is a diagram showing an information processing system according to an embodiment of the invention, FIG. 3 is a diagram showing a control device according to an embodiment of the invention, and FIG. 5 is a diagram showing a debugging process according to an embodiment of the present invention, FIG. 5 is a diagram showing an example of application of the present invention to a multiprocessor system,
FIG. 6 is a diagram showing an example of an information processing system to which the present invention is applied, FIG. 7 is a diagram showing an example of a conventional information processing system, and FIG. 8 is a diagram showing an example of the control device in FIG. 7. It is a diagram. In the figure, 100 is an information processing device, 101 is a central control device, 102 is a main storage device, 103 is a channel control device, 104 is an input/output control device, 105 is an operation panel interface, 106 is an input/output interface, and 200 is an operation panel. , 300 is a typewriter, 400 is an operation panel interface adapter, 500 is a control device, 501 is a microprocessor, 502 is a dedicated memory, 503
5 is a write/read memory; 504 is a display control circuit;
05 is the display, 5゛o6 is the keyboard control circuit,
507 is a keyboard, 508 is a front disk control circuit, 509 is a front disk, 7-pin disk, 510 is a general-purpose interface circuit, 511 is an interface bus, 51
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Claims (1)

[Scope of Claims] An information processing device (100) having an operation panel interface (105) for connecting an operation panel for testing, and an input/output interface (106) for connecting an input/output device for man-machine communication; The operation panel interface (
105) to the operation panel interface adapter (400).
) A control device (500) for remote testing connected via
In an information processing system, the control device (500) is provided with an input/output means (512) connectable to the input/output interface (106) of one or more of the information processing devices (100), Device(
100) various instructions and responses to the program execution,
A system debugging method characterized in that exchange is possible with the control device (500).