JPS593613A - Indication processing system of initial program loading equipment item number - Google Patents

Abstract

PURPOSE:To improve operativity and to eliminate an operation error by providing name displays corresponding to plural programs, an initial program loading equipment item number storage part stored with bus addresses, and its selecting part and transmitting part. CONSTITUTION:An execution control part 13 is activated by an operator's initial program loading (IPL) indication to inform an operator of the result of IPL through a result display part 14. Then, an indication of an equipment item number selection is sent to the equipment item number selecting part 19 and an equipment item number corresponding to the stack pointer is read out of the equipment item number storage part 5 and sent out to the equipment item number sending part 15. The sending part 15 holds and sends the IPL equipment item number and equipment item number data from an equipment item number accepting part 17 to an equipment item number display part 16, and also sends a channel (CH) number, etc., to a CPU8. When a registration indication is received, the IPL equipment item number is read and written in the equipment item number storage part 5 at a corresponding location.

Description

Detailed Description of the Invention (4) Technical Field of the Invention The present invention relates to an initial program rotary machine number instruction processing method, particularly for selectively initializing a plurality of programs as necessary. In such a data processing system, a name display corresponding to each program and a program initial and program load information are displayed on the monitoring device or service processor (hereinafter collectively referred to as the monitoring device). This invention relates to an initial program load machine number instruction processing method in which a path address is maintained as a pair, and an operator can issue an initial program load instruction using the above-mentioned name display.

(B) Technical background and problems Conventionally, when issuing an initial program load (hereinafter abbreviated as sPL) instruction in a data processing system, an operator sets the iPLPL machine number and address one by one using, for example, a rotary switch. (PL execution was instructed. However, with this method, only one iPLPL machine number can be set, and it is necessary to perform 4PL execution, such as an operating system or a program for maintenance testing. If there are multiple target programs, the operator must
Correctly program the corresponding program by being aware of the PL machine number iP
It is necessary to set the corresponding machine number each time in order to set it to L.

(C) Object and structure of the invention The present invention aims to solve the above points.
The purpose of this invention is to enable the operator to issue (PL) instructions by displaying the name corresponding to each program, and to avoid changing the functions of the existing central processing unit. The load machine number instruction processing method has a main memory, a central processing unit, and a data channel, and is configured so that a plurality of programs can be initially loaded with different path addresses. The monitoring device is configured to instruct the device to load a desired program as an initial e-program, and the monitoring device associates a name display corresponding to each of the plurality of programs with a path address corresponding to the name display. The controller is equipped with an initial program load machine number storage section to store the contents of the initial program load machine number storage section in response to an initial program load instruction made by specifying a program by the above name display. Initial program load machine number selection section for indexing, and initial e-program load machine number sending for sending the path address selected by the initial program load machine number selection section to the central processing unit. The central processing unit is characterized in that, in response to an initial program load instruction, the central processing unit executes an initial program load using the specified path address.See the drawings below. I will explain as I go along.

(D) Embodiment of the Invention FIG. 1 shows the configuration of an embodiment of a data processing system to which the present invention is applied, FIG. 1 shows an embodiment of the configuration of the monitoring device shown in FIG.

In FIG. 1, 1 is a monitoring device, 2 is a display device,
3 is a light pen, 4 is a keyboard, 5 is an auxiliary storage device which corresponds to the initial program load machine number storage section according to the present invention, 6 is an iPL execution instruction interface line, and 7 is an iPL machine number instruction. Interface line, 8
is the central processing bag wCPU, the main memory MFiM, and the data
The main part of the data processing system collectively represents the channel CH, 9 is a magnetic disk device that holds the volume in which the operating system (O8) is stored, and 1° is a magnetic tape device that is used for maintenance. 11 is a magnetic tape device that holds a volume in which a utility program (UP) is stored. Further, the symbol DjSPL shown in FIG. 2 is an iPL operation screen (represents the display screen projected on the display bag W2 when PL is instructed, and ■ is (
PL machine number (path address) display section, ■ is the operating system instruction section, ■ is the maintenance test program instruction section, ■ is the utility, program instruction section, and ■ is when the work program is prepared as necessary. A work program instruction section that instructs the relevant work program, ■ is an iPL execution instruction section, and ■ is a registration for registering the change when the operator changes the path address for iPLing an optional predetermined program. It represents the instruction section.

Now, the operator uses the PL operation screen displayed on the display device 2 to select the PL operation screen of the operating system.
The overall operation will be explained using an example of performing the following.

First, the operator touches the position of the instruction section (3) on the screen DfSPL with the light pen 3. by this,
The monitoring bag W1 indicates the operating system from among the <PL machine numbers registered in the auxiliary storage device 5. At this time, the display color changes in the instruction section (3) to clearly indicate that the item has been selected. Next, the operator touches the instruction section ■ with a light pen. As a result, the monitoring device 1
L machine number 431) is placed on the interface line 7, and a tPL execution instruction signal is sent through the interface line 6.

The central processing unit CPU loads the PL program from the magnetic disk device 9 based on the specified iPLPL machine number, and executes the operating system while executing the iPLPL program. The display screen Di8PL is displayed on the display device 2. While being done, other instructions section■
, ■, ■, etc., with a light pen, the screen remains in the state where the indicator ■ is touched. For this reason, even if <PL fails due to forgetting to set the volume, if you start up the indicator ■ again after setting the volume, tPL with the same tPLPL machine number will be executed again. .

For example, if the operator wants to execute a maintenance test program, he can touch the indicator ■ and ■ in order with a light pen. In this case, the iPLPL machine number (7600
) based on iPL.

Further, when performing iPL on a utility program, the iPLPL machine number (7601) is similarly instructed to the central processing unit CPU.

If you wish to change the iPLPL model number of the operating system due to a device failure, etc., touch the indicator ■ with a 2-item pen, and then enter the new sPLPL model number you want to specify from the keyboard 4 shown in Figure 1, such as 7432.
), the input 7PL machine number (
7432) is displayed. In this state, if you touch the indicator ■ with a light pen, tPLPL machine number 7 will be displayed.
432) is performed. Also, the specified <PL machine number is the iP for the operating system.
If you want to save the LPL machine number, just touch the indicator ■ with a light pen. As a result, the tPLPL machine number 7432) displayed on the display section (3) is registered in the auxiliary storage device 5.

In the above explanation, the name of the program is used as a designation, and this is used to indicate the program. However, the name of the device in which the program is stored may also be used as a name display, such as "magnetic disk number 200" or "disk for XX". In this way, the correspondence between the name display of the device and the jPLPL machine number is fixed.

FIG. 3 shows the configuration of an embodiment of the monitoring device shown in FIG. Reference numerals 1, 5.8 in the figure correspond to those in FIG. Each unit on the monitoring device 1 side operates as follows.

The illustrated iPL instruction receiving unit 121″i starts the jPL execution control unit 13 according to the iPL instruction from the operator.
Based on the activation from , it controls a series of interface operations with the central processing unit CPU, notifies the result to the tPL result display section 14, and ends the operation.

iPL result display section 14fd, sPL output control section 13
Based on the result notification from the operator, the operator is notified of the jPL result (normal/abnormal) using a lamp or speaker.

(The PL machine number sending unit 15 is
7 or the iPLP supplied from the iPL machine number selection section 19
The L machine number is sent to the corresponding jPLPL machine number PL machine number display section 16, and the sPL instruction indicator channel control device (C
HC) machine number and channel (CH) machine number and input/output control device (
IOC) / input/output device (IOD) machine number and sent to the central processing unit ft CPU. (The PL machine number display section 16 displays the received iPL machine number on the above-mentioned display section ■. (The PL machine number reception section 17 internally displays the iPL machine number (for example, 7432 mentioned above) It is converted into a display format and notified to the iPL machine number sending unit 15.

The iPL machine number selection instruction receiving unit 18Fi determines the corresponding (PL machine number stack pointer,
(Sends a selection instruction to the PL machine number selection unit 19.t
The PL machine number selection unit 19 selects the (P
The L machine number is read and sent to the iPL machine number sending unit 15. In addition, the iPL machine number machine number registration instruction reception department, which will be described later, is
When a registration instruction is received, the iPL machine number currently held in the iPL machine number sending unit 15 is read, and based on the currently held stack pointer, the iPL machine number is stored in the auxiliary storage device 5.
(Write the iPL machine number in the corresponding position on (PL machine number storage section). iPL machine number machine number registration instruction reception section 0 The above instruction section ■ has been raised up according to the operator's instructions. is notified to the tPL machine number selection unit 19.

Note that the operation on the central processing unit CPU side shown in FIG. (The program is loaded according to the PL machine number, so it can be considered that there are virtually no new modified parts.

If a plurality of central processing units are to be controlled by one monitoring device, a selection option for selecting the processing units may be provided on the screen shown in FIG. 2, and correspondence may be created for each processing unit.

(El) As described in detail, according to the present invention, the operator does not need to be aware of the jPL machine number (path address) each time, but only needs to be aware of what (PL) he/she wants to do. In particular, when the jPL volume is fixedly set in a specific device, the operability is greatly improved and operational errors are prevented.

[Brief explanation of drawings]

FIG. 1 shows the configuration of an embodiment of a data processing system to which the present invention is applied, FIG. 2 is an explanatory diagram illustrating a mode of issuing an initial program load instruction, and FIG. 3 shows a configuration of the monitoring device shown in FIG. 1. The configuration of one embodiment is shown. In the figure, 1 is a monitoring device, 2 is a display device, and 3 is a light bay.
, 4Fi keyboard, 5 is an auxiliary storage device with 4P
The one corresponding to the L machine number storage section, the CPU is the central processing unit,
MEM represents a main memory, and CH represents data and a channel. Patent Applicant Fujitsu Limited (3 others) Representative Patent Attorney Mori 1) Hiroshi (1 other person) 6 Continued from page 1 0 Inventor Yoshiaki Tsuda 5-33-1 Shiba, Minato-ku, Tokyo NEC Corporation 0 within the company Author: Noboru Abe, 1 Horiyamashita, Hadano City, Hitachi, Ltd., Kanagawa Factory. Author: Hiroshi Yamada, 1 Horiyamashita, Hadano, Hitachi, Ltd., Kanagawa Factory. Applicant: Nippon Telegraph and Telephone Public Corporation. Applicant NEC Corporation 5-33-1 Shiba, Minato-ku, Tokyo Applicant Hitachi Ltd. 661-5-1 Marunouchi-chome, Chiyoda-ku, Tokyo

Claims (1)

[Claims] In a data processing system that has a main storage device, a central processing unit, and a data channel, and is configured so that a plurality of programs can be loaded with initial conflict programs with different paths and addresses, the operation in the data processing system is controlled. The monitoring device to be monitored and controlled is connected to the above path.
The monitoring device M is configured to specify an address to the central processing unit to load a desired program as an initial program, and the monitoring device M is configured to load each of the plurality of programs □
It is equipped with an initial program load machine number storage section that stores a name display corresponding to the name display in association with a path address corresponding to the name display, and an initial program load machine number storage section that stores a name display corresponding to the name display in association with a path address corresponding to the name display, and performs an initial program load by specifying a program by the above name display. An initial program load machine number selection section indexes the contents of the initial program load machine number storage section in response to a load instruction, and the path address selected by the initial program load machine number selection section is It is equipped with an initial program load machine number sending section that sends the data to the central processing unit side, and in response to an initial program load instruction, the central processing unit executes the initial program load using the specified path address. This is an initial program load machine number instruction processing method.