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Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
FASBK
Control Block Contents
FASBK DSECT
Cross Reference (Contains links to field and bit definitions)
FASBK Prolog
NAME : HCPFASBK
DESCRIPTION: VMDUMP File Address Space Information
DSECT : FASBK
FUNCTION : Contains information about the VMDUMP file
that is unique for each address space
in the dump
LOCATED BY : VDUFASBK
FASNEXT
CREATED BY : HCPVMBLK
DELETED BY : HCPVCCLN
REFERENCES : None
COMMENTS : obtained from free storage
FASBK Control Block Content
FASBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure FASBK VMDUMP File Address Space
Information
0000 0 Character 8 FASIASIT Address space identification
token (iASIT)
0008 8 Character 8 FASEASIT eASIT
0010 16 Character 100 FASDUMID Dump identifier for this address
space
0074 116 Character 8 FASFORMT Format of this address space
007C 124 Bitstring 1 FASFLAGS Parsing flags
1... .... FASFORM X'80' 'Format' was specified
.1.. .... FASDCSS X'40' 'DCSS' was specified
..1. .... FASDMPID X'20' Dumpid was specified
...1 .... FASDCSSF X'10' DCSS's found to dump
.... 1... FAS1451 X'08' This address space was
already found to be inaccessible.
Msg 1451I was already issued.
007D 125 Bitstring 1 FASFLAG2 2nd General flag byte
1... .... FASNOMRG X'80' Don't merge the local and
global bitmaps
007E 126 Character 2 * Reserved for IBM use
0080 128 Address 4 FASNEXT Address of next FASBK
0084 132 Address 4 FASDCSSP Address of DSLs for DCSS list
0088 136 Address 4 FASDEFP Pointer to DSLBKs that map
defined (configured) storage.
008C 140 Address 4 FASSTOR Pointer to DSLBKs that map all of
storage
0090 144 Signed 4 FASDCSHI Byte address past highest DCSS
address
0094 148 Signed 4 FASB2GDF Byte address past highest defined
(configured) storage address that
is less than 2Gig
0098 152 Signed 4 FASB2GHI Byte address past highest address
that is below 2Gig (MAX of
FASNODSS and ASDDCSSZ)
009C 156 Signed 4 * Reserved for IBM use
00A0 160 Dbl-Word 8 FASHI Highest byte in address space
00A8 168 Address 4 FASGPAGM Pointer to global bit map
00AC 172 Address 4 FASLPAGM Pointer to local bit map
00B0 176 Signed 4 FASASIBK Record number of ASIBK for this
address space in SDF
00B4 180 Address 4 FASASIWK Pointer to working copy of ASIBK
00B8 184 Signed 2 FASCOUNT Number of sets of dumped storage
for this address space in dump
00BA 186 Signed 2 * Reserved for IBM use
00BC 188 Signed 4 * (4) Reserved for IBM use
00CC 204 Bitstring 1 FAS$END (0) Defines end of control blk
FASBK Storage Layout
*** FASBK - VMDUMP File Address Space Information
*
* +-------------------------------------------------------+
* 0 | FASIASIT |
* +-------------------------------------------------------+
* 8 | FASEASIT |
* +-------------------------------------------------------+
* 10 | |
* = FASDUMID =
* | +---------------------------+
* | | FASFORMT- |
* +---------------------------+------+------+-------------+
* 78 | -(074) |:FLAGS|:FLAG2|/////////////|
* +---------------------------+------+------+-------------+
* 80 | FASNEXT | FASDCSSP |
* +---------------------------+---------------------------+
* 88 | FASDEFP | FASSTOR |
* +---------------------------+---------------------------+
* 90 | FASDCSHI | FASB2GDF |
* +---------------------------+---------------------------+
* 98 | FASB2GHI |///////////////////////////|
* +---------------------------+---------------------------+
* A0 | FASHI |
* +---------------------------+---------------------------+
* A8 | FASGPAGM | FASLPAGM |
* +---------------------------+---------------------------+
* B0 | FASASIBK | FASASIWK |
* +-------------+-------------+---------------------------+
* B8 | FASCOUNT |/////////////|///////////////////////////|
* +-------------+-------------+///////////////////////////|
* |///////////////////////////////////////////////////////|
* |///////////////////////////+---------------------------+
* |///////////////////////////|
* +---------------------------+
*
*** FASBK - VMDUMP File Address Space Information
FASBK Cross Reference
Symbol Dspl Value -------------- ---- ----- FAS$END 00CC FASASIBK 00B0 FASASIWK 00B4 FASB2GDF 0094 FASB2GHI 0098 FASCOUNT 00B8 FASDCSHI 0090 FASDCSS 007C 40 FASDCSSF 007C 10 FASDCSSP 0084 FASDEFP 0088 FASDMPID 007C 20 FASDUMID 0010 FASEASIT 0008 FASFLAGS 007C FASFLAG2 007D FASFORM 007C 80 FASFORMT 0074 FASGPAGM 00A8 FASHI 00A0 FASIASIT 0000 FASLPAGM 00AC FASNEXT 0080 FASNOMRG 007D 80 FASSTOR 008C FAS1451 007C 08
Copyright IBM Corporation, 1990, 2001