SDDBK Back to Index page
 
Prolog 
Control Block Contents 
   SDDBK 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.

 
  SDDBK Control Block Content Top of page
 

 SDDBK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure SDDBK SET DUMP DATA 0000 0 Signed 4 * Reserved for future IBM use 0004 4 Signed 4 SDDHI Calculated DSIDPAHI value 0008 8 Signed 4 SDDLO Calculated DSIDPALO value 000C 12 Signed 4 SDDRSA RSADmpCP value that CALCPAGS used 0010 16 Signed 4 SDDRNUM NO. OF RDEVS SPECIFIED 0014 20 Signed 4 SDDRDSAV SAVE AREA FOR RDEV 0018 24 Signed 4 SDDSAV (4) Save area for local routine calls 0028 40 Address 4 SDDRDEVS (32) Workarea for storing RDEV addrs 00A8 168 Signed 4 * Reserved for future IBM use 00AC 172 Signed 4 * Reserved for future IBM use 00B0 176 Bitstring 1 SDDFLAG1 DUMP DEVICE FLAG 1... .... DASD X'80' DASD RDEV = DASD Flag: SET DUMP DASD ...1 .... DASDRDEV X'10' DASDRDEV SET DUMP xxx yyy ... where xxx, yyy are DASD devices. .... .1.. SDEF X'04' SDEF SET DUMP never issued - we are running with the system default .... 1... DUMPNONE X'08' DUMPNONE RDEV = None (SET DUMP OFF) 00B1 177 Bitstring 1 SDDFLG2 DUMP OPTIONS FLAG 1... .... IPL X'80' IPL IPL OPTION FOR DUMP COMMAND .1.. .... NOIPL X'40' NOIPL NOIPL OPTION FOR DUMP COMMAND ..1. .... CP X'20' CP CP OPTION FOR DUMP COMMAND .... .1.. NOPRT X'04' NOPRT NOPRINT option specified .... ...1 POSSRDEV X'01' POSSRDEV A possible rdev was parsed 00B2 178 Bitstring 1 SDDFLG3 Display 9259 message flag 1... .... PRTRSP X'80' PRTRSP Send message to ISSUER flag .1.. .... PRTRSPO X'40' PRTRSPO Send message to OPERATOR flag ..1. .... PRTDMQRS X'20' PRTDMQRS HCPDMQRS processing (snapdump) ...1 .... PRTDMQFE X'10' PRTDMQFE HCPDMPFE Reallocation processing 00B3 179 Bitstring 1 SDDFLAG4 SET DUMP response 701909 flag 1... .... PRTRSP2 X'80' PRTRSP2 Response 701909 has been displayed ...1 .... SDDLacqd X'10' SDDLacqd Caller acquired DSILOCK 00B4 180 Bitstring 1 SDDNCPVL Save CALBK Number of CP Volumes 00B5 181 Bitstring 32 SDDCPVOL Save CALBK List of CP Volumes 00D5 213 Bitstring 1 * Reserved SDDSNPFG bits also define bits in field HCPDMPSN 00D6 214 Bitstring 1 SDDSNPFG What caused the SNAPDUMP Flags 1... .... SNPCMD X'80' SNPCMD SNAPDUMP command is occurring .1.. .... SNPMAC X'40' SNPMAC HCPABEND SNAPDUMP is occurring ..1. .... SNPSOFT X'20' SNPSOFT HCPABEND SOFT set to SNAP is occurring 00D7 215 Bitstring 1 SDDFLG5 Keep (sort of) count of options 1... .... GTRTHAN1 X'80' GTRTHAN1 There were at least 2 options SDDFLGF1 bits also define bits in field HCPDMPF1 00D8 216 Bitstring 1 SDDFLGF1 SNAPDUMP command PGMBKs Flags 1... .... SNPPGALL X'80' SNPPGALL Specified PGMBKS ALL .1.. .... SNPPGNON X'40' SNPPGNON Specified PGMBKS NONE ...1 .... SNPPGFAI X'10' SNPPGFAI Specified PGMBKS FAILUSER SDDFLGF2 bits also define bits in field HCPDMPF2 00D9 217 Bitstring 1 SDDFLGF2 SNAPDUMP command FRMTBL Flags 1... .... SNPFTYES X'80' SNPFTYES Specified FRMTBL YES .1.. .... SNPFTNO X'40' SNPFTNO Specified FRMTBL NO SDDFLGS1 bits also define bits in field HCPDMPS1 00DA 218 Bitstring 1 SDDFLGS1 SET DUMP command PGMBKs Flags 1... .... SETPGALL X'80' SETPGALL Specified PGMBKS ALL .1.. .... SETPGNON X'40' SETPGNON Specified PGMBKS NONE ..1. .... SETPGDEF X'20' SETPGDEF Specified PGMBKS DEFAULT ...1 .... SETPGFAI X'10' SETPGFAI Specified PGMBKS FAILUSER SDDFLGS2 bits also define bits in field HCPDMPS2 00DB 219 Bitstring 1 SDDFLGS2 SET DUMP command FRMTBL Flags 1... .... SETFTYES X'80' SETFTYES Specified FRMTBL YES .1.. .... SETFTNO X'40' SETFTNO Specified FRMTBL NO ..1. .... SETFTDEF X'20' SETFTDEF Specified FRMTBL DEFAULT SDDASA is big enough to handle the maximum number of CPVOLs plus one extra entry that is used to delimit the end of the used entries (256+1). 00DC 220 Signed 4 * (0) Ensure fullword boundary 00DC 220 Bitstring 5 SDDASA (257) Workarea for calculating pages per CP Volume Response 00000505 SDDASAL 257*5 Length of SDDASA field 05E4 1508 Signed 4 * Reserved for future IBM use 05E8 1512 Signed 4 * Reserved for future IBM use 000000BE SDDSIZE (*-SDDBK+7)/8 SDDBK dsect size in doublewords
 
 
  SDDBK Storage Layout Top of page
 
          
*** SDDBK - SET DUMP DATA
*
*     +---------------------------+---------------------------+
*   0 |///////////////////////////|          SDDHI            |
*     +---------------------------+---------------------------+
*   8 |          SDDLO            |          SDDRSA           |
*     +---------------------------+---------------------------+
*  10 |         SDDRNUM           |         SDDRDSAV          |
*     +---------------------------+---------------------------+
*  18 |                        SDDSAV                         |
*     |                                                       |
*     +-------------------------------------------------------+
*  28 |                                                       |
*     =                       SDDRDEVS                        =
*     |                                                       |
*     +---------------------------+---------------------------+
*  A8 |///////////////////////////|///////////////////////////|
*     +------+------+------+------+------+--------------------+
*  B0 |:FLAG1|:FLG2 |:FLG3 |:FLAG4|:NCPVL|                    |
*     +------+------+------+------+------+                    |
*  B8 |                                                       |
*     =                       SDDCPVOL                        =
*     |                                  +------+------+------+
*  D0 |                                  |//////|:SNPFG|:FLG5 |
*     +------+------+------+------+------+------+------+------+
*  D8 |:FLGF1|:FLGF2|:FLGS1|:FLGS2|                           |
*     +------+------+------+------+                           |
*  E0 |                                                       |
*     =                        SDDASA                         =
*     |      +--------------------+---------------------------+
* 5E0 |      |////////////////////|///////////////////////////|
*     +------+--------------------+---------------------------+
* 5E8 |///////////////////////////| 5EC
*     +---------------------------+
*
*** SDDBK - SET DUMP DATA
 
 
  SDDBK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
CP             00B1 20
DASD           00B0 80
DASDRDEV       00B0 10
DUMPNONE       00B0 08
GTRTHAN1       00D7 80
IPL            00B1 80
NOIPL          00B1 40
NOPRT          00B1 04
POSSRDEV       00B1 01
PRTDMQFE       00B2 10
PRTDMQRS       00B2 20
PRTRSP         00B2 80
PRTRSPO        00B2 40
PRTRSP2        00B3 80
SDDASA         00DC
SDDASAL        00DC 00000505
SDDCPVOL       00B5
SDDFLAG1       00B0
SDDFLAG4       00B3
SDDFLGF1       00D8
SDDFLGF2       00D9
SDDFLGS1       00DA
SDDFLGS2       00DB
SDDFLG2        00B1
SDDFLG3        00B2
SDDFLG5        00D7
SDDHI          0004
SDDLacqd       00B3 10
SDDLO          0008
SDDNCPVL       00B4
SDDRDEVS       0028
SDDRDSAV       0014
SDDRNUM        0010
SDDRSA         000C
SDDSAV         0018
SDDSIZE        05E8 000000BE
SDDSNPFG       00D6
SDEF           00B0 04
SETFTDEF       00DB 20
SETFTNO        00DB 40
SETFTYES       00DB 80
SETPGALL       00DA 80
SETPGDEF       00DA 20
SETPGFAI       00DA 10
SETPGNON       00DA 40
SNPCMD         00D6 80
SNPFTNO        00D9 40
SNPFTYES       00D9 80
SNPMAC         00D6 40
SNPPGALL       00D8 80
SNPPGFAI       00D8 10
SNPPGNON       00D8 40
SNPSOFT        00D6 20
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:54:52 EDT.
Copyright IBM Corporation, 1990, 2022