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

SCTLF

Prolog  

Control Block Contents  
   SCTLF DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  


SCTLF Prolog

 NAME       : HCPSCTLF
 DESCRIPTION: CFLF SUBSYSTEM CONNECT TABLE ENTRY
 DSECT      : SCTLF
 FUNCTION   : DESCRIBE THE SUBSYSTEM CONNECT TABLE ENTRIES USED
              BY HCPLFP WHEN PROCESSING CFLF ORDERS.
 LOCATED BY : STHCNTB IN HCPSTHLF
 CREATED BY : HCPLFP
 DELETED BY : HCPLFCST, HCPLFCRL, HCPLFPSF
 SERIALIZED : CONFIGURATION LOCK.
 RELOCATION CONSIDERATIONS : None

 

SCTLF Control Block Content


SCTLF DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      SCTLF          CFLF SUBSYSTEM CONNECT TABLE ENTRY
0000    0 Bitstring    3 SCTUSRID       CFLF USER ID
0003    3 Bitstring    1 SCTPART        PARTITION
0004    4 Bitstring    3 SCTTKID        TOKEN ID
0007    7 Bitstring    1 SCTCFLG        CONNECT FLAGS
          1... ....      SCTINUSE       X'80' SCTINUSE ENTRY IN-USE
          .1.. ....      SCTWTRSC       X'40' SCTWTRSC WAITING FOR
                                        RESOURCES
          ..1. ....      SCTGLDPR       X'20' SCTGLDPR GLOBAL DISCONNECT
                                        IN PROGRESS
0008    8 Address      4 SCTVMB         ADDRESS OF PRIMARY VMDBK
000C   12 Bitstring    2 SCTCADR        CONNECT ADDRESS
000E   14 Bitstring    2 *              RESERVED FOR IBM USE
0010   16 Address      4 SCTMFPT        MESSAGE QUEUE 1ST POINTER
0014   20 Address      4 SCTMLPT        MESSAGE QUEUE END POINTER
          00000018       SCTSIZE        *-SCTLF SIZE IN BYTES
          00000003       SCTSIZ8        (*-SCTLF+7)/8 SIZE IN DOUBLEWORDS

 

SCTLF Storage Layout

          
*** SCTLF - CFLF SUBSYSTEM CONNECT TABLE ENTRY
*
*     +--------------------+------+--------------------+------+
*   0 |     SCTUSRID       |:PART |      SCTTKID       |:CFLG |
*     +--------------------+------+-------------+------+------+
*   8 |          SCTVMB           |  SCTCADR    |/////////////|
*     +---------------------------+-------------+-------------+
*  10 |         SCTMFPT           |         SCTMLPT           |
*     +---------------------------+---------------------------+
*  18
*
*** SCTLF - CFLF SUBSYSTEM CONNECT TABLE ENTRY

 

SCTLF Cross Reference

Symbol         Dspl Value
-------------- ---- -----
SCTCADR        000C
SCTCFLG        0007
SCTGLDPR       0007 20
SCTINUSE       0007 80
SCTMFPT        0010
SCTMLPT        0014
SCTPART        0003
SCTSIZE        0014 00000018
SCTSIZ8        0014 00000003
SCTTKID        0004
SCTUSRID       0000
SCTVMB         0008
SCTWTRSC       0007 40

This information is based on z/VM V6R2.0. Last updated on 21 Nov 2011 at 11:23:50 EDT.
Copyright IBM Corporation, 1990, 2011