Systems File No. S370-37 Order No. SV20-0882-4 IBM. Virtual Machine
Facility /370: Service Routines
Program Logic I Release 6 PLC 1
This publication describes the program logic for the VM/370 service routines. Each service routine (or
group of routines) is described in its own chapter.
Each chapter contains an introduction, a method of
operation section, a program organization section, a
directory, a data areas section, and a diagnostic aids
section, if the section is applicable. The service routines that are described in this publication are: the I BCDASDI Virtual Disk !nitialization Program, the Interactive Problem Control System OPCS), the Format Service Program, the DMKDI R
Directory Program, the Installation Verification
Procedure, the Procedures for Generating and Updating VM/370, the VM/370 Starter System, the 3704/3705 I Service Programs, the ZAP Service Program, the
EREP/Error Recording Interface, the MSS Communicator, and the IEBIMAGE Interface. --...- ----
- - ---- - -. ---- .:. .:...: .: '::' :. ---- _.­ zrl
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