Directory
Figure 12-2 is an alphabetical list of the
major labels in theDMK8SS program. The
figure indicates the associated method of
operation diagrams and it provides a brief
description of the operaticn performed at
the point in theprogram associated with
eachlabel. I I ILabel Diagram Description I DIAG
L1
L28AINLOOP 8SSCHECK PROLOG RF00082 RF00092 RF00122 RF00149 RF00182 RF00190 12-2
12-1
12-2
12-2
12-2
12-1
12-1
12-1
12-2
12-2
12-1
12-1
Issues DIAGNOSE codeX '78' subfunction X'08' or X'OC'. Follows pointers through the tCB, DEB, and UCE to find
the communicator device address.Determines the type of 855 request (mount or de.cunt).
IssuesDIAGNOSE code X'78' subfunction X'04', requesting wcrk.
Sets the8SC completion code for V8/370. Initializes for DIAGNOSE code X'78' subfuncticn X'OO'. Issues STIDP instruction to ensure running in a virtual
machine.
Issues message thatftSS is not initialized. Waits for the communicator device attention interruption.
Issues message for invalid request code inV8 request.
Issuesmessage that DeE is not opened.
Issues message that this must run in a virtualmachine. Figure 12-2. D8K8SS Label Directory
228IBM V8/370 Service Routines Program Logic
Figure 12-2 is an alphabetical list of the
major labels in the
figure indicates the associated method of
operation diagrams and it provides a brief
description of the operaticn performed at
the point in the
each
L1
L2
12-1
12-2
12-2
12-2
12-1
12-1
12-1
12-2
12-2
12-1
12-1
Issues DIAGNOSE code
the communicator device address.
Issues
Sets the
machine.
Issues message that
Issues message for invalid request code in
Issues
Issues message that this must run in a virtual
228