SLPBK Back to Index page
 
Prolog 
Control Block Contents 
   SLPBK DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  SLPBK Prolog Top of page
 
 NAME       : HCPSLPBK
 DESCRIPTION: Service-call Logical Processor control block
 DSECT      : SLPBK
 FUNCTION   : To provide a common data area used in the
              management of the real Service-Call Logical
              Processor (SCLP) interface
 LOCATED BY : SYSSLPBK in the system common area (HCPSYSCM)
 CREATED BY : HCPSEIEN
 DELETED BY : Once created, this control block is never
              deleted
 RELOCATION CONSIDERATIONS : None
 
 
  SLPBK Control Block Content Top of page
 

 SLPBK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure SLPBK Service-call Logical Processor control block 0000 0 Signed 4 SLPRDEV Address of the integrated console's RDEV 0004 4 Signed 4 SLPRDPM# The message number of the the currently active read prompt 0008 8 Address 4 SLPRDEVG Integrated 3270 RDEV address 000C 12 Bitstring 1 SLPFLAG0 .... ...1 SLPprep X'01' SLPprep HCPSEIEN needs to prep SLPBK 0000000D SLPEND * End of the SLPBK
 
 
  SLPBK Storage Layout Top of page
 
          
*** SLPBK - Service-call Logical Processor control block
*
*     +---------------------------+---------------------------+
*   0 |         SLPRDEV           |         SLPRDPM#          |
*     +---------------------------+------+--------------------+
*   8 |         SLPRDEVG          |:FLAG0| D
*     +---------------------------+------+
*
*** SLPBK - Service-call Logical Processor control block
 
 
  SLPBK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
SLPprep        000C 01
SLPEND         000C 0000000D
SLPFLAG0       000C
SLPRDEV        0000
SLPRDEVG       0008
SLPRDPM#       0004
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:55:17 EDT.
Copyright IBM Corporation, 1990, 2022