TZABK Back to Index page
 
Prolog 
Control Block Contents 
   TZABK DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  TZABK Prolog Top of page
 
 NAME       : HCPTZABK
 DESCRIPTION: Time Zone Anchor Block
 DSECT      : TZABK
 FUNCTION   : This DSECT maps the pointers to other control
              blocks for Time Zone control.
 LOCATED BY : PFXSYS -> SYSCM
              SYSZANCR -> TZABK  (Time Zone Anchor Block)
 CREATED BY : HCPZIN
 DELETED BY : None
 
 
  TZABK Control Block Content Top of page
 

 TZABK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure TZABK Time Zone Anchor Block 0000 0 Address 4 TZATZD A( Time Zone Definition chain ) 0004 4 Address 4 TZATZI A( Time Zone Intervals chain ) 0008 8 Address 4 TZACURNT A( Current TZIBK ) 000C 12 Address 4 TZATRQ A( Midnight TRQBK ) 00000010 TZABKSZ *-TZABK Length in bytes 00000002 TZABKSZD (*-TZABK+7)/8 Length in Double words
 
 
  TZABK Storage Layout Top of page
 
          
*** TZABK - Time Zone Anchor Block
*
*     +---------------------------+---------------------------+
*   0 |          TZATZD           |          TZATZI           |
*     +---------------------------+---------------------------+
*   8 |         TZACURNT          |          TZATRQ           |
*     +---------------------------+---------------------------+
*  10
*
*** TZABK - Time Zone Anchor Block
 
 
  TZABK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
TZABKSZ        000C 00000010
TZABKSZD       000C 00000002
TZACURNT       0008
TZATRQ         000C
TZATZD         0000
TZATZI         0004
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:31:25 EDT.
Copyright IBM Corporation, 1990, 2020