SLPBK - 64-bit CP - V4R4.0

Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

#### SLPBK

Prolog

Control Block Contents
SLPBK DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### SLPBK Prolog

     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

#### SLPBK Control Block Content

#### SLPBK DSECT

    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
              0000000C       SLPEND         * End of the SLPBK

#### SLPBK Storage Layout

    *** SLPBK - Service-call Logical Processor control block
    *
    *     +---------------------------+---------------------------+
    *   0 |         SLPRDEV           |         SLPRDPM#          |
    *     +---------------------------+---------------------------+
    *   8 |         SLPRDEVG          | C
    *     +---------------------------+
    *
    *** SLPBK - Service-call Logical Processor control block

#### SLPBK Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    SLPEND         0008 0000000C
    SLPRDEV        0000
    SLPRDEVG       0008
    SLPRDPM#       0004

This information is based on z/VM V4R4.0. Last updated on 11 Aug 2003 at 10:30:35 EDT.
Copyright IBM Corporation, 1990, 2003