Input Parameters

Input parameters for the function routine are:

SSOB Contents: MVS™ sets the following fields in the SSOB control block on input:

Field Name: Description
SSOBID: Identifier 'SSOB'
SSOBLEN: Length of the SSOB (SSOBHSIZ) control block
SSOBFUNC: SSI function code 4 (SSOBEOT)
SSOBSSIB: Address of the SSIB control block
SSOBRETN: Return code from previous subsystem function routine or zero.
Because broadcast requests are routed to all active subsystems, the SSOBRETN field contains the return code value set by some previously invoked subsystem or zero. See Output Register Information for a list of possible SSOBRETN return codes.
SSOBINDV: Address of the function dependent area (SSET control block)

SSIB Contents: MVS sets the following fields in the SSIB control block on input:

Field Name: Description
SSIBID: Identifier 'SSIB'
SSIBLEN: Length of the SSIB (SSIBSIZE) control block
SSIBSSNM: Subsystem name — name of the subsystem enabled to receive this function code.

SSET Contents: MVS sets the following fields in the SSET control block on input:

Field Name

Description

SSETLEN

Length of the SSET (SSETSIZE) control block

SSETASID

ASID of the address space in which the task was active

SSETFLAG

Flag indicators

SSETCBA

Address of ending task's TCB

SSETASCB

Address of ending task's ASCB