NAME : HCPPSIBK
DESCRIPTION: Previous System Image block
DSECT : PSIBK
FUNCTION : Defines a mapping for an area of storage that
contains information saved over a bounce when
the new image is not same version, release,
modification level, and architecture as the
previous running system.
LOCATED BY : Entry Point HCPLODPS is where it exists.
Temporarily exists in HCPBOU's work page during
CREATED BY : HCPBOU Creates a PSIBK with information about the
system that was running.
HCPLOD Creates a PSIBK from the one passed by HCPBOU
or creates a PSIBK on its own if
HCPBOU does not pass one (bounce from old
version of CP).
DELETED BY : Never deleted. Storage is located within HCPLOD.
SERIALIZED : Used only during single-threaded
initialization and termination processing.
RELOCATION CONSIDERATIONS : None
COMMENTS : If PSINAME is not "HCPPSIBK", the rest of the block
is not valid, which means that this was a system IPL
from the system console.
If PSIABEND is zero, the restart was because of a
SHUTDOWN REIPL command.