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

DEPBLK

Prolog  

Control Block Contents  
   DEPBLK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  


DEPBLK Prolog

 NAME       : DMSDEP
 DESCRIPTION: Detailed Error Passback (DEP) Block
 DSECT      : DEPBLK
 FUNCTION   : Provides mapping of the DEP Block
              containing the warning/error/information data
              returned during syncpoint processing.

 

DEPBLK Control Block Content


DEPBLK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      DEPBLK         Detailed Error Passback (DEP)
                                        Block
     DEP Block mapping
0000    0 Signed       4 DEPLEN         Total length of DEP block
0004    4 Bitstring   18 DEPHDR         Header information
0004    4 Bitstring    2 DEPPID         Path ID
0006    6 Bitstring    8 DEPCID         Conversation ID
000E   14 Bitstring    8 *              RESERVED
0016   22 Bitstring   80 DEPSEC         Contains all error subblocks
                                        mapped via DEPERSB DSECT. Each
                                        error subblk MUST be mapped
                                        separately. Number of error
                                        subblocks is in DEPNERS.
0066  102 Bitstring    2 DEPFULL        DEP block full condition
          0DEPFULL       DEPBKFUL       X'FFFF' Error block full, some
                                        info lost
          00000068       DEPLENGH       *-DEPLEN DEP length for SPM
                                        register
          00000008       DEPNERS        8 Number of Error Subblocks

 

DEPBLK Storage Layout

          
*** DEPBLK - Detailed Error Passback (DEP) Block
*
*     +---------------------------+---------------------------+
*   0 |          DEPLEN           |                           |
*     +---------------------------+                           |
*     |                        DEPHDR                         |
*     |                                         +-------------+
*     |                                         | 16
*     +-----------------------------------------+
*
*** DEPBLK - Detailed Error Passback (DEP) Block
          
*** Overlay for DEPHDR in DEPBLK
*
*                                 +-------------+-------------+
*   0 ...                       4 |   DEPPID    |   (006)-    |
*     +---------------------------+-------------+-------------+
*   8 |                -DEPCID                  |/////////////|
*     +-----------------------------------------+-------------+
*  10 |/////////////////////////////////////////|             |
*     +-----------------------------------------+             |
*  18 |                                                       |
*     =                        DEPSEC                         =
*     |                                         +-------------+
*  60 |                                         |  DEPFULL    |
*     +-----------------------------------------+-------------+
*  68
*
*** Overlay for DEPHDR in DEPBLK

 

DEPBLK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
DEPBKFUL       0066 0DEPFULL
DEPCID         0006
DEPFULL        0066
DEPHDR         0004
DEPLEN         0000
DEPLENGH       0066 00000068
DEPNERS        0066 00000008
DEPPID         0004
DEPSEC         0016

This information is based on z/VM V4R3.0.
Last updated on 1 May 2002 at 14:15:37 EDT.
Copyright IBM Corporation, 1990, 2002