EVTBK - 64-bit CP - V4R4.0

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

#### EVTBK

Prolog

Control Block Contents
EVTBK DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### EVTBK Prolog

     NAME       : HCPEVTBK
     DESCRIPTION: ANCHOR FOR PROCESSOR LOCAL WORKAREAS
     DSECT      : EVTBK
     FUNCTION   : ANCHOR FOR PROCESSOR LOCAL WORKAREAS FOR
                  DATATRACE TYPE IO AND TYPE DATA EVENT
                  HANDLERS
     LOCATED BY : PFXEVTBK
     CREATED BY : HCPTXW
     DELETED BY : HCPTXW

#### EVTBK Control Block Content

#### EVTBK DSECT

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      EVTBK          ANCHOR FOR PROCESSOR LOCAL
                                            WORKAREAS
    0000    0 Address      4 EVTCONBF       ADDR OF DTFBK PAGE
    0004    4 Address      4 EVTIOWK        ADDR OF IO TRACETYPE WORKAREA
    0008    8 Address      4 EVTDTWK        ADDR OF DATA TRACETYPE WORKAREA
    000C   12 Address      4 EVTTSRSV       ADDR OF HCPTSR STATIC SAVEAREA
    0010   16 Address      4 EVTTMPSV       ADDR OF COPIED PFXTMPSV
    0014   20 Address      4 EVTBMSSV       Addr of HCPBMS static savearea
    0018   24 Address      4 EVTBALSV       Savearea addr for PFXBALSV
              0000001C       EVTSIZEB       (*-EVTBK) EVTBK SIZE IN BYTES
              00000004       EVTSIZE        (*-EVTBK+7)/8 EVTBK SIZE IN
                                            DOUBLEWORDS

#### EVTBK Storage Layout

    *** EVTBK - ANCHOR FOR PROCESSOR LOCAL WORKAREAS
    *
    *     +---------------------------+---------------------------+
    *   0 |         EVTCONBF          |         EVTIOWK           |
    *     +---------------------------+---------------------------+
    *   8 |         EVTDTWK           |         EVTTSRSV          |
    *     +---------------------------+---------------------------+
    *  10 |         EVTTMPSV          |         EVTBMSSV          |
    *     +---------------------------+---------------------------+
    *  18 |         EVTBALSV          | 1C
    *     +---------------------------+
    *
    *** EVTBK - ANCHOR FOR PROCESSOR LOCAL WORKAREAS

#### EVTBK Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    EVTBALSV       0018
    EVTBMSSV       0014
    EVTCONBF       0000
    EVTDTWK        0008
    EVTIOWK        0004
    EVTSIZE        0018 00000004
    EVTSIZEB       0018 0000001C
    EVTTMPSV       0010
    EVTTSRSV       000C

This information is based on z/VM V4R4.0. Last updated on 30 Jul 2003 at 12:42:46 EDT.
Copyright IBM Corporation, 1990, 2003