Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
SDDBK
Control Block Contents
SDDBK DSECT
Cross Reference (Contains links to field and bit definitions)
SDDBK Control Block Content
SDDBK DSECT
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 RSADPACP 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 Signed 4 SDD8RDEV (8) Workarea for storing up to 8 RDEVs 0048 72 Bitstring 5 SDDASA (51) WORKAREA FOR CALCULATING PAGES PER CCPV FOR RESPONSE 000000FF SDDASAL 51*5 Length of SDDASA field 0147 327 Bitstring 1 SDDFLAG1 DUMP DEVICE FLAG 1... .... DASD X'80' DASD RDEV = DASD Flag: SET DUMP DASD .1.. .... TAPE X'40' TAPE RDEV = TAPE Flag: SET DUMP xxx where xxx is a Tape device ...1 .... DASDRDEV X'10' DASDRDEV SET DUMP xxx yyy ... where xxx, yyy and up to 6 more 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) 0148 328 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. XF X'02' XF XF Option for DUMP Command 0149 329 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 014A 330 Bitstring 1 SDDFLAG4 SET DUMP response 701909 flag 1... .... PRTRSP2 X'80' PRTRSP2 Response 701909 has been displayed 014B 331 Bitstring 1 * Unused for now 014C 332 Bitstring 1 SDDNCPVL Save CALBK Number of CP Volumes 014D 333 Bitstring 1 SDDCPVOL (8) Save CALBK List of CP Volumes 0155 341 Bitstring 1 SDDCALCD Save CALBK Special Req Code Value 0156 342 Bitstring 1 SDDCALFG Save CALBK Processing Flags 0157 343 Bitstring 1 SDDFLG5 Keep (sort of) count of options 1... .... GTRTHAN1 X'80' GTRTHAN1 There were at least 2 options 0000002B SDDSIZE (*-SDDBK+7)/8 SDDBK dsect size in doublewords
SDDBK Storage Layout
*** SDDBK - SET DUMP DATA * * +---------------------------+---------------------------+ * 0 |///////////////////////////| SDDHI | * +---------------------------+---------------------------+ * 8 | SDDLO | SDDRSA | * +---------------------------+---------------------------+ * 10 | SDDRNUM | SDDRDSAV | * +---------------------------+---------------------------+ * 18 | SDDSAV | * | | * +-------------------------------------------------------+ * 28 | | * = SDD8RDEV = * | | * +-------------------------------------------------------+ * 48 | | * = SDDASA = * | +------+ * 140 | |:FLAG1| * +------+------+------+------+------+-------------+------+ * 148 |:FLG2 |:FLG3 |:FLAG4|//////|:NCPVL| (14D)- | * +------+------+------+------+------+------+------+------+ * 150 | -SDDCPVOL |:CALCD|:CALFG|:FLG5 | * +----------------------------------+------+------+------+ * 158 * *** SDDBK - SET DUMP DATA
SDDBK Cross Reference
Symbol Dspl Value -------------- ---- ----- CP 0148 20 DASD 0147 80 DASDRDEV 0147 10 DUMPNONE 0147 08 GTRTHAN1 0157 80 IPL 0148 80 NOIPL 0148 40 NOPRT 0148 04 PRTDMQFE 0149 10 PRTDMQRS 0149 20 PRTRSP 0149 80 PRTRSPO 0149 40 PRTRSP2 014A 80 SDDASA 0048 SDDASAL 0048 000000FF SDDCALCD 0155 SDDCALFG 0156 SDDCPVOL 014D SDDFLAG1 0147 SDDFLAG4 014A SDDFLG2 0148 SDDFLG3 0149 SDDFLG5 0157 SDDHI 0004 SDDLO 0008 SDDNCPVL 014C SDDRDSAV 0014 SDDRNUM 0010 SDDRSA 000C SDDSAV 0018 SDDSIZE 0157 0000002B SDD8RDEV 0028 SDEF 0147 04 TAPE 0147 40 XF 0148 02
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