JPH0196712A - Start system for information processor - Google Patents

Abstract

PURPOSE:To avoid an inadvertent system start by starting the system according to the set information. CONSTITUTION:It is supposed that the initialization information on an information processor 1 is previously stored in a memory means 10. When the system of the processor 1 is started, the initialization information is transferred to a register 12 from the means 10 via a control means 11 within an adaptor 3. Then the processor 1 reads the initialization information out of the register 12 and the system is started based on the initialization information.

Description

[Detailed Description of the Invention] [Summary] The present invention relates to an information processing device that starts up a system according to setting information, and aims to solve problems such as hindrance to system startup due to incorrect settings and the risk of system destruction. , in an adapter for an information processing device that has at least a processing device that starts up the system according to the initial setting information, a terminal device, and an adapter that connects the processing device and the terminal device, the initial setting information of the processing device is stored. comprising a storage means for storing, a control means for transferring initial setting information of the storage means, and a register holding initial setting information of the storage means, and the initial setting information is transferred to the register before starting the processing device. At the same time as the transfer, the processing device is configured to read the initial setting information of the register and start the system according to the initial setting information.

[Industrial application field]

Among recent information processing apparatuses, there are systems in which the system is started by loading a system file or setting a machine number at the time of line connection according to initial setting information set in advance.

The present invention relates to an information processing apparatus that starts up a system according to setting information, and particularly relates to a method of storing setting information and starting up the system according to the stored setting information.

[Conventional technology]

According to the prior art, as shown in FIG. 4, there is an information processing apparatus that uses a panel switch 20 to set information at the time of system startup, such as selection of a file in which a system program is stored, and a device number at the time of line connection.

In this device, setting information is set in advance in the panel switch 20 before starting the system, and when the power is turned on to the CPU 21, the program in the boot ROM 22 is first executed and the setting information of the panel switch 20 is read into the CPU 21. At this time, the initial state of the CPU 21 at the time of system startup is set according to the setting of the panel switch 20, and the system program is loaded into the main memory 24 from the designated file device.

As a result, the CPU 21 executes the system program,
The system is activated by transferring control to the system program, and processing from the terminal device 2 is enabled.

[Problem that the invention seeks to solve]

According to the above-mentioned conventional technology, the system startup of the information processing device is performed according to the settings of the panel switch. However, in addition to setting information related to system startup, panel switches are also equipped with switches related to system initialization, such as system reset and emergency stop, so incorrect operation of the panel switch may result in ,
In addition to problems with system startup due to incorrect settings, there is also the risk of system destruction.

In addition, panel switches are not operated during normal system operation, and it is necessary to change panel switch settings each time the system is started, for example, only when creating or debugging a system program. There is a fear that by touching the panel switch, the setting may be changed to an undesired setting.

SUMMARY OF THE INVENTION In view of the above-mentioned problems, the present invention aims to provide a method for starting an information processing apparatus that prevents erroneous settings of setting information used for system start-up and erroneous operations during system operation.

[Means to solve the problem]

As shown in FIG. 1, the information processing device startup method of the present invention includes a processing device 1 that performs system startup according to at least initial setting information, a terminal device 2, and a connection between the processing device 1 and the terminal device 2. In the adapter 3 of the information processing apparatus having the adapter 3, a storage means 10 for storing initial setting information of the processing apparatus 1, a control means 11 for transferring the initial setting information of the storage means 10, and the storage means 10, and prior to starting the processing device 1, the initial setting information is transferred to the register 12, and the processing device 1 reads the initial setting information of the register 12, The system is characterized in that the system is started according to the initial setting information.

[Effect]

In FIG. 1, it is assumed that the initial setting information of the processing device 1 is stored in the storage means lO in advance, and when the system startup of the information processing device is started, the control hand vItl is first
The setting information stored in the storage means 10 is transferred to the register 12 by 1. Next, the processing device 1 connects the adapter 3
By reading the initial setting information of register 12 in
The system is started according to the configuration information.

〔Example〕

FIG. 2 shows a configuration diagram of the information processing system, and FIG. 3 shows an embodiment of the adapter.

In FIG. 2, a file device 23-1 stores various processing programs including a system program for controlling the system, data, etc., and an adapter 3 controls a terminal device and data transfer to and from the terminal device.

When the CPU 21 turns on the power to the information processing system,
The information processing system is started according to the storage program in the internal boot FROM 22, and the system program is loaded into the main memory 24 from one of the file devices 23-1. Subsequently, execution is transferred from the program stored in the boot FROM 22 to the system program in the main memory 24, and the system is started and operated under the control of the system program.

The adapter 3 is configured as shown in FIG.
stores setting information at the time of system startup, and is backed up by, for example, the battery 16 or the like. The boards 1-13 are ports that transfer data between the CPU 21 and the MPU II in the adapter 3, and the MPU II is connected to the R
In accordance with the program stored in the OM14 or the instructions from the CPU 21 given via the boat 13, the RAM 10
It controls the transfer and rewriting of stored data.

The register 12 stores the setting information stored in RAM10 in the CP
It is held so that it can be read from Ul0 at any time.

The terminal control unit 15 performs data transmission between the CPU 21 and the terminal device 2, and controls the operation of the terminal device 2 according to instructions from the CPU 21.

Here, the case of starting up the system shown in FIG. 2 will be described below.

First, the power to the information processing system is turned on, and
The CPU 21 starts the system startup operation according to the program in the boot ROM 22. At the same time, adapter 3
In the MPtJll, according to the storage program in the ROM 14, the setting information stored in the RAMl0 is stored in the register 12.
Transfer to.

Subsequently, the CPU 21 reads the setting information stored in the register 12, identifies the file device 23 from which the system program is read, the machine number at the time of opening the communication line, etc., and performs operational settings during system operation and startup.

As a result, according to the setting information given to the CPU 21, a system program is loaded from a predetermined file device 23 to the main memory 24, and control is transferred to this system program, thereby starting the system.

Now, the case where the setting information stored in RAMl0 is changed or rewritten will be described below.

Here, it is assumed that the system shown in FIG. 2 has already been activated under the conditions of setting information or predetermined setting values stored in the RAM 10 in advance.

First, when a program or command for changing setting information is input from the terminal device 2 and it becomes possible to input the setting information from the terminal device 2, the CPU 21 transfers the setting information input from the terminal device to the adapter via the terminal control unit 15. Transfer to port 13 of 3.

Here, control is performed in advance such that a command is sent from the CPU 21 to the MPU II in the adapter 3 via the port 13, and then setting information is input from the port 13, and the setting information stored in the RAM 10 is updated. As a result, the setting information held in the boat 13 is transferred to R under the control of MPUII.
The information is transferred to AMl0, and the setting information is updated or changed.

As a result, the configuration information changed by stopping the system operation and starting the system anew is transferred to the register 12.
The information processing system is started according to this setting information.

In one embodiment of the present invention, the configuration information storage means is installed in the adapter, and the processing device refers to the configuration information transferred to the register. Even in the case where a plurality of processing devices exist, the setting information can be referenced from a plurality of processing devices. However, the present invention is not limited to this in any way; for example, a method in which a storage means for setting information is installed within the processing device 1 is also conceivable.

In addition, changing the setting information is not limited to inputting it from the terminal device, but it is also possible to display the setting information on the terminal device, or modify the setting information displayed on the terminal device and store it again in the storage means. .

〔effect〕

As described in detail above, according to the present invention, inadvertent changes in setting information related to system startup are prevented, and system startup due to incorrect setting of setting information is prevented.

Furthermore, by inputting or updating setting information from a terminal device at the time of system startup, a dedicated input device for setting setting information is not required.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of the principle of the present invention, FIG. 2 is a diagram showing the configuration of an information processing system, FIG. 3 is an embodiment of an adapter, and FIG. 4 is a diagram showing a conventional example. In the drawings, 1 is a processing device, 2 is a terminal device, 3 is an adapter, and 10 is a RAM. 11 is an MPU. 12 is a register, 13 is a port, and 14 is a ROM. 15 is a terminal control unit, 20 is a panel switch, and 21 is a CPU. 22 is a boot ROM. 234 represents a file device, and 24 represents a main memory. 4q and decoy principle x 1st ``t゛'

Claims (2)

[Claims] (1) A processing device (1) that starts the system according to at least the initial setting information, a terminal device (2), and an adapter (3) that connects the processing device (1) and the terminal device (2).
), the adapter (3) for an information processing device has a storage means (3) for storing initial setting information of the processing device (1).
10), a control means (11) for transferring the initial setting information of the storage means (10), and a register (12) for holding the initial setting information of the storage means (10), the processing device (1) ), the initial setting information is transferred to the register (12), and the processing device (
An information processing device startup method characterized in that 1) reads initial setting information from the register (12) and starts the system according to the initial setting information. (2) The information processing apparatus startup method according to claim 1, wherein the terminal device (2) changes the initial setting information in the storage means (10).