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File Number 1130-36
Form Y26-3714-0
Program Logic
IBM 1130 Disk Monitor Programming System; Version 2
Program Logic Manual
Program Numbers
1130-05-005
1130-05-006
This publication describes the internal logic of the IBM 1130 Disk
Monitor Programming System, Version 2. The contents are intended
for use by persons involved in program maintenance, and for system
programmers who are altering the program design. Program logic
information is not necessary for the use and operation of the program;
therefore, distribution of this manual is limited to those who are
performing the aforementioned functions.
Restricted Distribution
PREFACE
This publication is composed of four parts. Part 1 CONVENTIONS OBSERVED
is a description of each of the components of the
monitor system. Sections of Part 1 are devoted to: The followi~ conventions have been observed in this
publication:
System Communication areas
System Loader 1. Numberswritten in the form /XXXX are hexa-
Cold Start Programs decimal mmbers; numbers written without a
Resident Monitor preceding slash (/) are decimal numbers.
Supervisor
Core Image Loader 2. The diagra.ms showing the layouts of core storage
Core Load Buil der are intended to illustrate the contents of core
Disk Utility Program (DUP) storage and their relative locations; no exact
Assembler Program representation of size or proportion is intended.
FORTRAN Compiler
System Library PREREQUISITE PUBLICATIONS
Stand-alone Utilities
Effective use of this publication requires that the
reader be fam:iliar with the following publications:
Each description includes a discussion of the logical
structure and functional operation of the component, IBM 1130 Functional Characteristics (Form A26-5881)
table formats, and core storage layouts.
Part 2 is a description of the techniques and pro- IBM 1130 Input/Output Units (Form A26-5890)
cedures for use by personnel involved in system
maintenance and;'or modification during error diag- IBM 1130 Assembler Language (Form C26-5927)
nosis and program analysis.
Part 3 is the flowcharts for the monitor system IBM 1130 Subroutine Library (Form C26-59~~9)
components described in Part 1.
Part 4 is the appendices provided to support IBM 1130 Disk Monitor System, Version 2, Program-
Parts 1 through 3. ming and Operator's Guide (Form C26-3717)
RESTRICTED DISTRIBUTIONI This publication is intended for use
by IBM personnel only and may not be made available to others
without the approval of local IBM management.
First Edition (November 1967)
Specifications contained herein are subject to change from time to
time.. Any such change will be reported in subsequent revisions or
Technical Newsletters.
Requests for copies of IBM publications should be made to your IBM
representative or the IBM branch office serving your locality.
A form is provided at the back of this publication for reader's com-
ments. If the form has been removed, comments may be addressed
to IBM Corporation, Programming Publications, Department 232,
San Jose, California 95114.