Programming Interface Information: This information is NOT intended to be
used as Programming Interfaces of VM/ESA. It is to be used for diagnosis only.

TRSBK

Prolog  

Control Block Contents  

TRSBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

TRSBK Prolog

 NAME       : HCPTRSBK
 DESCRIPTION: TRACE SET BLOCK
 DSECT      : TRSBK
 FUNCTION   : HCPTRSBK CONTAINS ALL DESCRIPTIVE INFORMATION ABOUT A
              PARTICULAR TRACE SET CURRENTLY DEFINED BY THE TRACE
              COMMAND.
 LOCATED BY : TRSCYCLE  CHAINED
              TRXTRSET  FIELD IN HCPTRXBK
 CREATED BY : HCPTRINT, HCPTRIGO
 DELETED BY : HCPTRICL, HCPTRIX
 

TRSBK Control Block Content



TRSBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      TRSBK          TRACE SET BLOCK
0000    0 Address      4 TRSCYCLE       CYCLIC POINTER (NEXT TRACE SET IN
                                        CHAIN)
0004    4 Address      4 TRSANCHR       ANCHOR FOR TRACE TRAPS IN TRACE
                                        SET
0008    8 Character    8 TRSNAME        NAME OF THIS TRACE SET (MUST BE
                                        UNIQUE)
0010   16 Signed       2 TRSAUTO        TRAP COUNT FOR AUTO-NAME PURPOSES
0012   18 Signed       2 *              RESERVED FOR FUTURE IBM USE
0014   20 Address      4 TRSRETRN       ADDR OF NEXT PREVIOUS SET FOR
                                        RETURN
          00000003       TRSSIZE        (*-TRSBK+7)/8 NUMBER OF
                                        DOUBLEWORDS
 

TRSBK Storage Layout

*** TRSBK - TRACE SET BLOCK
*
*     +---------------------------+---------------------------+
*   0 |         TRSCYCLE          |         TRSANCHR          |
*     +---------------------------+---------------------------+
*   8 |                       TRSNAME                         |
*     +-------------+-------------+---------------------------+
*  10 |  TRSAUTO    |/////////////|         TRSRETRN          |
*     +-------------+-------------+---------------------------+
*  18
*
*** TRSBK - TRACE SET BLOCK
 

TRSBK Cross Reference

(contains links to field and bit definitions)
Symbol         Dspl Value
-------------- ---- -----

TRSANCHR       0004

TRSAUTO        0010

TRSCYCLE       0000

TRSNAME        0008

TRSRETRN       0014

TRSSIZE        0014 00000003
This information is based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 13:40:14 EDT.
Copyright IBM Corporation, 1990, 1999