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

TRDBK

Prolog  

Control Block Contents  
   TRDBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  


TRDBK Prolog

 NAME       : HCPTRDBK
 DESCRIPTION: TRACEID/TRACESET DISPLAY CHAIN ENTRY
 DSECT      : TRDBK
 FUNCTION   : THE TRDBK IS AN ENTRY IN A CHAIN OF EITHER
              TRACEID NAMES OR TRACESET NAMES.  IT ALLOWS
              TRSOURCE DISPLAY PROCESSING TO PROCESS
              REQUESTS FROM EITHER THE TRSOURCE DISPLAY
              PARAMETER OR FROM QUERY TRSOURCE IN THE ORDER
              THAT IT WAS REQUESTED.
 LOCATED BY : TXCTRDBK
 CREATED BY : HCPTXR, HCPTXQ, HCPTXS
 DELETED BY : HCPTXS

 

TRDBK Control Block Content


TRDBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      TRDBK          TRACEID/TRACESET DISPLAY CHAIN
                                        ENTRY
0000    0 Address      4 TRDFPTR        FORWARD POINTER TO NEXT ENTRY
0004    4 Bitstring    1 TRDOPT         TYPE OF CHAIN
          1... ....      TRDSET         X'80' DISPLAY A TRACESET
          .1.. ....      TRDID          X'40' DISPLAY A TRACEID
          .... 1...      TRDNODRP       X'08' NOT DROP PROCESSING
          .... .1..      TRDQUERY       X'04' QUERY TRSOURCE
0005    5 Bitstring    1 * (3)          RESERVED
0008    8 Character    8 TRDNAME        TRACESET OR TRACEID NAME
          00000010       TRDSIZEB       (*-TRDBK) TRDBK SIZE IN BYTES
          00000002       TRDSIZE        (*-TRDBK+7)/8 TRDBK SIZE IN
                                        DOUBLEWORDS

 

TRDBK Storage Layout

          
*** TRDBK - TRACEID/TRACESET DISPLAY CHAIN ENTRY
*
*     +---------------------------+------+--------------------+
*   0 |         TRDFPTR           |TRDOPT|////////////////////|
*     +---------------------------+------+--------------------+
*   8 |                       TRDNAME                         |
*     +-------------------------------------------------------+
*  10
*
*** TRDBK - TRACEID/TRACESET DISPLAY CHAIN ENTRY

 

TRDBK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
TRDFPTR        0000
TRDID          0004 40
TRDNAME        0008
TRDNODRP       0004 08
TRDOPT         0004
TRDQUERY       0004 04
TRDSET         0004 80
TRDSIZE        0008 00000002
TRDSIZEB       0008 00000010

This information is based on z/VM V4R1.0.
Last updated on 5 Jun 2001 at 17:01:43 EDT.
Copyright IBM Corporation, 1990, 2001