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.

IOWBK

Prolog  

Control Block Contents  

IOWBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

IOWBK Prolog

 NAME       : HCPIOWBK
 DESCRIPTION: DATATRACE TYPE IO WORKAREA
 DSECT      : IOWBK
 FUNCTION   : PROCESSOR LOCAL WORKAREA FOR TYPE IO EVENT
              HANDLER
 LOCATED BY : EVTIOWK
 CREATED BY : HCPTXW
 DELETED BY : HCPTXW

 

IOWBK Control Block Content


IOWBK DSECT

Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure IOWBK DATATRACE TYPE IO WORKAREA 0000 0 Dbl-Word 8 IOWSTRUC (170) TABLE OF CCW ADDRESSES IN IO TRACE 00000550 IOWSIZEB (*-IOWBK) SIZE OF IOWBK IN BYTES 000000AA IOWSIZE (*-IOWBK+7)/8 SIZE OF IOWBK IN DOUBLEWORDS

 

IOWBK Storage Layout

*** IOWBK - DATATRACE TYPE IO WORKAREA
*
*     +-------------------------------------------------------+
*   0 |                                                       |
*     =                       IOWSTRUC                        =
*     |                                                       |
*     +-------------------------------------------------------+
* 550
*
*** IOWBK - DATATRACE TYPE IO WORKAREA

 

IOWBK Cross Reference

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

IOWSIZE 0000 000000AA

IOWSIZEB 0000 00000550

IOWSTRUC 0000


This information is based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 12:06:31 EDT.
Copyright IBM Corporation, 1990, 1999