File name Y26-3714-0_1130_Disk_Monitor_Version_2_PLM_Nov67.pdf
File Number 1130-36
IBM 1130 Disk Monitor Programming System; Version 2
Program Logic Manual
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.
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
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.
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.
System Library PREREQUISITE PUBLICATIONS
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 flowc