The requirements for the caller are:
Minimum authorization: |
Supervisor state or PKM allowing key 0 - 7 |
Dispatchable unit mode: |
Task or SRB |
Cross memory mode: |
PASN=HASN, any SASN. |
AMODE: |
31-bit |
ASC mode: |
Primary or access register (AR) |
Interrupt status: |
Enabled for I/O and external interrupts |
Locks: |
No locks held, with no enabled, unlocked task (EUT) FRRs established. |
Control parameters: |
Must be in the primary address space or be in an address/data
space that is addressable through a public entry on the caller's dispatchable
unit access list (DU-AL) |
|