Service Manuals, User Guides, Schematic Diagrams or docs for : IBM 360 os plm_1966-67 Y28-6616-1_IO_Supervisor_PLM_Apr67

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                                                   Y28-6616-1




                                              Program Logic




IBM System/360 Operating System
Input/Output Supervisor


Program Number 360S-CI-505


   This publication describes the operation
of the I/O supervisor within the IBM Sys-
tem/360 Operating System control program.
The I/O supervisor's components, the EXCP
supervisor and the I/O interruption super-
visor, are discussed in detail to show the
internal structure and logic involved in
the control of I/O devices and channels.
   Program Logic Manuals are intended for
use by IBM customer engineers involved in
program maintenance and by system program-
mers   involved in altering the program
design. Program logic information is not
necessary for program operation and use;
therefore, distribution of this manual is
limited-to persons with program maintenance
or modification responsibilities.




              Restricted Distribution
PREFACE




   This publication discusses the operation                  RECOMMENDED PUBLICATIONS
of the I/O supervisor.      It is directed
primarily to IBM customer engineers and to
IBM system programmers.                                          Information required for an understand-
                                                             ing of this manual is contained in the
    The publication is divided into      an                  following publications:
introduction and five parts to provide both
general and detailed presentations of the
following areas:                                                 IBM system/360: Principles of Operation,
                                                                 Form A22-6821
   

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