ASDBK Back to Index page
 
Prolog 
Control Block Contents 
   ASDBK 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.


  ASDBK Prolog Top of page
 
 NAME       : HCPASDBK
 DESCRIPTION: Address Space Dependent Block
 DSECT      : ASDBK
 FUNCTION   : Contains virtual machine dump options and information
              that is unique for each address space in the dump
 LOCATED BY : VINASDBK
              ASDNEXT
 CREATED BY : HCPVMBLS
 DELETED BY : HCPVDUMP (after information is used to create/update
              ASIBK's in dump file)
 REFERENCES : None
 RELOCATION CONSIDERATIONS : None
 COMMENTS   : obtained from free storage
 
 
  ASDBK Control Block Content Top of page
 

 ASDBK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure ASDBK Address Space Dependent Block 0000 0 Character 8 ASDIASIT Address space identification token (iASIT) 0008 8 Character 8 ASDEASIT eASIT needed for msgs & dump 0010 16 Character 33 ASDSPACE Spaceid 0031 49 Character 3 * Reserved for IBM use 0034 52 Address 4 ASDDCSSP Pointer to DSLBKs for associated DCSS 0038 56 Address 4 ASDDEFP Pointer to DSLBKs that map defined (configured) storage. 003C 60 Address 4 ASDSTOR Pointer to DSLBKs that map all of storage 0040 64 Dbl-Word 8 ASDDCSHG (0) Byte address past highest defined (DCSS) storage address that is not higher than 512G 0040 64 Signed 4 ASDDCSHH High word 0044 68 Signed 4 ASDDCSHI Low word 0048 72 Dbl-Word 8 ASDB2GDG (0) Byte address past highest defined (configured) storage address that is < or = the Maximum Dumpable Address based on guest's architecture mode 0048 72 Signed 4 ASDB2GDH High word 004C 76 Signed 4 ASDB2GDL Low word 0050 80 Dbl-Word 8 ASDB2GHG (0) Byte address past highest address (configured or DCSS) that is < or = the Maximum Dumpable Address based on guest's architecture mode. 0050 80 Signed 4 ASDB2GHH High word 0054 84 Signed 4 ASDB2GHL Low word 0058 88 Dbl-Word 8 ASDHI True highest byte in address space. It may be above the Maximum Dumpable Address based on guest's architecture mode. 0060 96 Character 32 ASDFRMST The storage to store ASDFORMT in. 0080 128 Signed 4 ASDFRMLN Length of ASDFORMT 0084 132 Character 100 ASDDUMID Dump identifier for this address space, as specified by *dumpid operand of VMDUMP or DIAG X'94' 00E8 232 Bitstring 1 ASDFLAGS Parsing flags that get OR'ed into FASFLAGS 1... .... ASDFORM X'80' ASDFORM 'Format' was specified .1.. .... ASDDCSS X'40' ASDDCSS 'DCSS' or 'DSS' was specified ..1. .... ASDDMPID X'20' ASDDMPID Dumpid was specified ...1 .... ASDDCSSF X'10' ASDDCSSF DCSS's found to dump 00E9 233 Bitstring 1 ASDFLAG2 Parsing flags that don't get saved from one invocation to the next 1... .... ASDDSS X'80' ASDDSS 'DSS was specified instead of 'DCSS' .1.. .... ASDDEFLT X'40' ASDDEFLT This ASDBK was created only as the default address space it was never specified ..1. .... ASDINLIN X'20' ASDINLIN An in-line range was specified for this address space ...1 .... ASDDUMP X'10' ASDDUMP An 'DUMP' address list was specified for this address space .... 1... ASDNDMSG X'08' ASDNDMSG Message that storage above MaxDumpAddr will not be dumped has been issued 00EA 234 Character 2 * Reserved for IBM use 00EC 236 Address 4 ASDNEXT Address of next ASDBK 00F0 240 Address 4 ASDRANGQ Pointer to range queue of addresses to be dumped for this address space (DSLBK chain). 00F4 244 Signed 4 * (4) Reserved for IBM use 0104 260 Bitstring 1 ASD$END (0) Defines end of control blk
 
 
  ASDBK Storage Layout Top of page
 
          
*** ASDBK - Address Space Dependent Block
*
*     +-------------------------------------------------------+
*   0 |                       ASDIASIT                        |
*     +-------------------------------------------------------+
*   8 |                       ASDEASIT                        |
*     +-------------------------------------------------------+
*  10 |                                                       |
*     =                       ASDSPACE                        =
*     |      +--------------------+---------------------------+
*  30 |      |////////////////////|         ASDDCSSP          |
*     +------+--------------------+---------------------------+
*  38 |         ASDDEFP           |         ASDSTOR           |
*     +---------------------------+---------------------------+
*  40 |         ASDDCSHH          |         ASDDCSHI          |
*     +---------------------------+---------------------------+
*  48 |         ASDB2GDH          |         ASDB2GDL          |
*     +---------------------------+---------------------------+
*  50 |         ASDB2GHH          |         ASDB2GHL          |
*     +---------------------------+---------------------------+
*  58 |                        ASDHI                          |
*     +-------------------------------------------------------+
*  60 |                                                       |
*     =                       ASDFRMST                        =
*     |                                                       |
*     +---------------------------+---------------------------+
*  80 |         ASDFRMLN          |                           |
*     +---------------------------+                           |
*  88 |                                                       |
*     =                       ASDDUMID                        =
*     |                                                       |
*     +------+------+-------------+---------------------------+
*  E8 |:FLAGS|:FLAG2|/////////////|         ASDNEXT           |
*     +------+------+-------------+---------------------------+
*  F0 |         ASDRANGQ          |///////////////////////////|
*     +---------------------------+///////////////////////////|
*     |///////////////////////////////////////////////////////|
*     |///////////////////////////+---------------------------+
*     |///////////////////////////|
*     +---------------------------+
*
*** ASDBK - Address Space Dependent Block
 
 
  ASDBK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
ASD$END        0104
ASDB2GDG       0048
ASDB2GDH       0048
ASDB2GDL       004C
ASDB2GHG       0050
ASDB2GHH       0050
ASDB2GHL       0054
ASDDCSHG       0040
ASDDCSHH       0040
ASDDCSHI       0044
ASDDCSS        00E8 40
ASDDCSSF       00E8 10
ASDDCSSP       0034
ASDDEFLT       00E9 40
ASDDEFP        0038
ASDDMPID       00E8 20
ASDDSS         00E9 80
ASDDUMID       0084
ASDDUMP        00E9 10
ASDEASIT       0008
ASDFLAGS       00E8
ASDFLAG2       00E9
ASDFORM        00E8 80
ASDFRMLN       0080
ASDFRMST       0060
ASDHI          0058
ASDIASIT       0000
ASDINLIN       00E9 20
ASDNDMSG       00E9 08
ASDNEXT        00EC
ASDRANGQ       00F0
ASDSPACE       0010
ASDSTOR        003C
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:27:03 EDT.
Copyright IBM Corporation, 1990, 2020