PDRBK Back to Index page
 
Prolog 
Control Block Contents 
   PDRBK DSECT
   PDRADESC DSECT
   PDRSYSTM DSECT
   PDRREPLA 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.

 
  PDRBK Control Block Content Top of page
 

 PDRBK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PDRBK Persistent Data Record 0000 0 Dbl-Word 8 PDRKEY (0) Key 0000 0 Bitstring 1 PDRKEYSS (0) Key search string 0000 0 Character 8 PDRIDENT PDR' PDR identifier 0008 8 Character 8 PDRPNAME SSI name 0010 16 Character 8 PDRSTATE PDR State 00000018 PDRKEYSL *-PDRKEYSS Key search string length 0018 24 Signed 4 * (6) Reserved for IBM use 0030 48 Bitstring 16 PDRSTAMP PDR time stamp 00000040 PDRKEYLN *-PDRKEY Key length 0040 64 Dbl-Word 8 PDRDATA (0) Data 0040 64 Dbl-Word 8 PDRHEADR (0) Header 0040 64 Address 2 PDRREPOF Replacement PDR information offset 0042 66 Address 2 PDRREPLN Replacement PDR information length 0044 68 Address 2 PDRSYSOF System information area offset 0046 70 Address 2 PDRSYSLN System information entry length 0048 72 Bitstring 20 PDRSECTR Reserved for pairs of offset and length of new information section being added in future 00000014 PDRSECLN *-PDRSECTR PDRSECTR length 005C 92 Signed 2 PDRLEVEL Cluster level 005E 94 Bitstring 1 PDRFLAGS Cluster flags 1... .... PDRNOTMO X'80' PDRNOTMO Suppress timeouts 005F 95 Bitstring 1 * Reserved for IBM use 0060 96 Signed 4 * (7) Reserved for IBM use 007C 124 Address 2 PDRARDOF Architecture data area offset 007E 126 Address 2 PDRARDLN Architecture data area length 00000040 PDRHEADL *-PDRHEADR Header length 0080 128 Bitstring 1 PDRREPIN (128) Replacement PDR information ..1. .... PDRSYSCT 32 PDRSYSCT Number of system information entries 0100 256 Bitstring 704 PDRSYSIN (32) System information entries 5900 2784 Unknown 16 * Reserved for IBM use 00007FC0 PDRDATLN *-PDRDATA Data length
 PDRADESC DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PDRADESC Persistent Data Record 0000 0 Address 2 PDRADEOF Area offset 0002 2 Address 2 PDRADELN Area length 00000004 PDRADESL *-PDRADESC Area descriptor length
 PDRSYSTM DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PDRSYSTM Persistent Data Record 0000 0 Character 8 PDRSYSNM System name 0008 8 Character 8 PDRSYSUN Last updating system name 0010 16 Bitstring 16 PDRSYSTS Time stamp 0020 32 Address 1 PDRSYSST System state 0021 33 Bitstring 3 * Reserved for IBM use 0024 36 Signed 4 * (7) Reserved for IBM use 00000040 PDRSYSBL *-PDRSYSTM Basic system information length 0040 64 Bitstring 640 PDRARDAR System architectural data 000002C0 PDRSYSTL *-PDRSYSTM System information entry length 00000280 PDRSYSAL 640 System architectural data length 02C0 704 Bitstring 704 PDRSYSNX (0) Next system information entry
 PDRREPLA DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PDRREPLA Persistent Data Record 0000 0 Character 6 PDRRPTVS Replacement PDR volume serial 0006 6 Address 1 PDRRPTDL Replacement PDR dev DUID/EQID len 0007 7 Bitstring 1 * Reserved for IBM use 0008 8 Character 40 PDRRPTDI Replacement PDR device DUID/EQID 0030 48 Dbl-Word 8 * (10) Reserved for IBM use 00000080 PDRREPCL *-PDRREPLA Replacement PDR information length
 
 
  PDRBK Storage Layout Top of page
 
          
*** PDRBK - Persistent Data Record
*
*     +-------------------------------------------------------+
*   0 |                       PDRIDENT                        |
*     +-------------------------------------------------------+
*   8 |                       PDRPNAME                        |
*     +-------------------------------------------------------+
*  10 |                       PDRSTATE                        |
*     +-------------------------------------------------------+
*  18 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  30 |                       PDRSTAMP                        |
*     |                                                       |
*     +-------------+-------------+-------------+-------------+
*  40 |  PDRREPOF   |  PDRREPLN   |  PDRSYSOF   |  PDRSYSLN   |
*     +-------------+-------------+-------------+-------------+
*  48 |                                                       |
*     =                       PDRSECTR                        =
*     |                           +-------------+------+------+
*  58 |                           |  PDRLEVEL   |:FLAGS|//////|
*     +---------------------------+-------------+------+------+
*  60 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////+-------------+-------------+
*  78 |///////////////////////////|  PDRARDOF   |  PDRARDLN   |
*     +---------------------------+-------------+-------------+
*  80 |                                                       |
*     =                       PDRREPIN                        =
*     |                                                       |
*     +-------------------------------------------------------+
* 100 |                                                       |
*     =                       PDRSYSIN                        =
*     |                                                       |
*     +-------------------------------------------------------+
*5900 |///////////////////////////////////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*5910
*
*** PDRBK - Persistent Data Record
          
*** PDRADESC - Persistent Data Record
*
*     +-------------+-------------+
*   0 |  PDRADEOF   |  PDRADELN   | 4
*     +-------------+-------------+
*
*** PDRADESC - Persistent Data Record
          
*** PDRSYSTM - Persistent Data Record
*
*     +-------------------------------------------------------+
*   0 |                       PDRSYSNM                        |
*     +-------------------------------------------------------+
*   8 |                       PDRSYSUN                        |
*     +-------------------------------------------------------+
*  10 |                       PDRSYSTS                        |
*     |                                                       |
*     +------+--------------------+---------------------------+
*  20 |:SYSST|////////////////////|///////////////////////////|
*     +------+--------------------+///////////////////////////|
*  28 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  40 |                                                       |
*     =                       PDRARDAR                        =
*     |                                                       |
*     +-------------------------------------------------------+
*
*** PDRSYSTM - Persistent Data Record
          
*** PDRREPLA - Persistent Data Record
*
*     +-----------------------------------------+------+------+
*   0 |                PDRRPTVS                 |:RPTDL|//////|
*     +-----------------------------------------+------+------+
*   8 |                                                       |
*     =                       PDRRPTDI                        =
*     |                                                       |
*     +-------------------------------------------------------+
*  30 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  80
*
*** PDRREPLA - Persistent Data Record
 
 
  PDRBK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
PDRADELN       0002
PDRADEOF       0000
PDRADESL       0002 00000004
PDRARDAR       0040
PDRARDLN       007E
PDRARDOF       007C
PDRDATA        0040
PDRDATLN       5900 00007FC0
PDRFLAGS       005E
PDRHEADL       007E 00000040
PDRHEADR       0040
PDRIDENT       0000
PDRKEY         0000
PDRKEYLN       0030 00000040
PDRKEYSL       0010 00000018
PDRKEYSS       0000
PDRLEVEL       005C
PDRNOTMO       005E 80
PDRPNAME       0008
PDRREPCL       0030 00000080
PDRREPIN       0080
PDRREPLN       0042
PDRREPOF       0040
PDRRPTDI       0008
PDRRPTDL       0006
PDRRPTVS       0000
PDRSECLN       0048 00000014
PDRSECTR       0048
PDRSTAMP       0030
PDRSTATE       0010
PDRSYSAL       0040 00000280
PDRSYSBL       0024 00000040
PDRSYSCT       0080 20
PDRSYSIN       0100
PDRSYSLN       0046
PDRSYSNM       0000
PDRSYSNX       02C0
PDRSYSOF       0044
PDRSYSST       0020
PDRSYSTL       0040 000002C0
PDRSYSTS       0010
PDRSYSUN       0008
 
This information is based on z/VM 7.1.0 Last updated on 22 Jun 2018 at 11:51:22 EDT.
Copyright IBM Corporation, 1990, 2018