z/OS DFSMSdfp Advanced Services
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Entry Environment for Exit Routine

z/OS DFSMSdfp Advanced Services
SC23-6861-01

Interrupts:
Enabled
State and Key:
Supervisor state and key 0
ASC Mode:
P=H=S
AMODE, RMODE:
AMODE=31, RMODE=ANY
LOCKS:
No locks held
Registers:
0
unpredictable
1
address of DESERV EXIT parameter list mapped by DSECT DESX in IGWDES.
2-12
unpredictable
13
eighteen word save area (key 0).
14
return address
15
entry point address of exit routine

The exit is entered in TASK mode and the DESERV recovery environment is an ESTAE; therefore, the exit routine can issue SVCs, if required.

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