APPENDAGE VECTOR TABLE SECTION OF THE DEB
POINTED TO BY DEBAPPAD
|
–36 (–24) |
DBL WORD |
8 |
DEBAVT (0) |
– APPENDAGE VECTOR TABLE |
–36 (–24) |
ADDRESS |
4 |
DEBEOEA (0) |
–ADDRESS OF END–OF–EXTENT APPENDAGE
ROUTINE ICB280 |
–36
(–24) |
BITSTRING |
1 |
DEBEOEAB |
– FLAG BYTE ICB280 |
|
X'0' |
|
DEBTCAMQ |
RESERVED |
|
. . . . 1111 |
|
DEBEOENP |
"X'0F'"– NUMBER OF 2K
PAGES TO BE FIXED FOR THE END–OF–EXTENT APPENDAGE ICB280 |
–35 (–23) |
ADDRESS |
3 |
DEBEOEAD |
– ADDRESS OF END–OF–EXTENT APPENDAGE
ROUTINE ICB280 |
–32
(–20) |
ADDRESS |
4 |
DEBSIOA
(0) |
– ADDRESS OF START I/O
APPENDAGE
ROUTINE ICB280 |
–32
(–20) |
BITSTRING |
1 |
DEBSIOAB |
– FLAG BYTE ICB280 |
|
1. . . . . . . |
|
DEBPGFX |
"X'80'"– ADDRESS IN DEBSIOAD
CAN BE USED TO DETERMINE THE ENTRY POINT TO THE PAGE FIX (PGFX) APPENDAGE
ROUTINE BY ADDING 4 TO THE ADDRESS IN DEBSIOAD ICB280 |
|
.1. . . . . . |
|
DEBSIOX |
"X'40'"– IF ZERO, DO NOT
ENTER SIO APPENDAGE WHEN ERP IS ACTIVE. IF ONE, ENTER SIO APPENDAGE
EVEN WHEN ERP IS ACTIVE. ICB372 |
|
. .1. . .
. . |
|
DEBIOVR |
"X'20'"– IF ONE, EXCPVR
REQUEST IS VALID. IF ZERO, EXCPVR REQUEST IS INVALID AND WILL NOT
BE EXECUTED. CURRENTLY HAS NO EFFECT. ICB401 |
|
.
. .1 . . . . |
|
DEBFIX |
"X'10'"– INDICATION THAT
DEB HAS BEEN FIXED (OS/VS2) (MDC032) YM5929 |
|
.
. . . 1111 |
|
DEBSIONP |
"X'0F'"– NUMBER OF 2K
PAGES TO BE FIXED FOR THE SIO APPENDAGE ICB280 |
–31 (–1F) |
ADDRESS |
3 |
DEBSIOAD |
– ADDRESS OF START I/O APPENDAGE
ROUTINE ICB280 |
–28
(–1C) |
ADDRESS |
4 |
DEBPCIA
(0) |
– ADDRESS OF PCI APPENDAGE
ROUTINE
ICB280 |
–28 (–1C) |
BITSTRING |
1 |
DEBPCIAB |
– FLAG BYTE ICB280 |
|
. . . . 1111 |
|
DEBPCINP |
"X'0F'"– NUMBER OF 2K
PAGES TO BE FIXED FOR THE PCI APPENDAGE ICB280 |
–27 (–1B) |
ADDRESS |
3 |
DEBPCIAD |
– ADDRESS OF PROGRAM–CONTROLLED–INTERRUPTION
(PCI) APPENDAGE ROUTINE ICB280 |
–24 (–18) |
ADDRESS |
4 |
DEBCEA (0) |
–
ADDRESS OF CHANNEL-END APPENDAGE
ROUTINE ICB280 |
–24
(–18) |
BITSTRING |
1 |
DEBCEAB |
– FLAG BYTE ICB280 |
|
1. . . . . . . |
|
DEBESMVR |
"X'80',,C'X'"VALIDITY
CHECK FOR EXCPVR CALLER |
|
. . . . 1111 |
|
DEBCENP |
"X'0F'"–
NUMBER OF 2K PAGES TO
BE FIXED FOR THE CHANNEL–END APPENDAGE ICB280 |
–23 (–17) |
ADDRESS |
3 |
DEBCEAD |
– ADDRESS OF CHANNEL–END APPENDAGE
ROUTINE ICB280 |
–20
(–14) |
ADDRESS |
4 |
DEBXCEA
(0) |
– ADDRESS OF ABNORMAL–END
APPENDAGE
ROUTINE ICB280 |
–20
(–14) |
BITSTRING |
1 |
DEBXCEAB |
– FLAG BYTE ICB280 |
|
. . . . 1111 |
|
DEBXCENP |
"X'0F'"– NUMBER OF 2K
PAGES TO BE FIXED FOR THE ABNORMAL–END APPENDAGE ICB280 |
–19 (–13) |
ADDRESS |
3 |
DEBXCEAD |
– ADDRESS OF ABNORMAL–END APPENDAGE
ROUTINE ICB280 |
DEB PREFIX TABLE
|
–16 (–10) |
ADDRESS |
4 |
DEBPREFX
(0) |
– DEB PREFIX TABLE |
–16 (–10) |
BITSTRING |
1 |
DEBWKARA |
– O/C/E WORK AREA (DIRECT ACCESS) |
–15 (–F) |
BITSTRING |
7 |
DEBDSCBA |
– DSCB ADDRESS (BBCCHHR) USED BY
I/O SUPPORT (DIRECT ACCESS) |
–8 (–8) |
ADDRESS |
4 |
DEBXTNP (0) |
–
POINTER TO DEB EXTENSION (OS/VS2)
MDC008 |
–8 (–8) |
BITSTRING |
4 |
DEBDCBMK |
– DCB MODIFICATION MASK USED BY
O/C/E. OBSOLETE
MDC009
|
–4
(–4) |
BITSTRING |
1 |
DEBLNGTH |
– LENGTH OF DEB IN DOUBLEWORDS |
–3 (–3) |
CHARACTER |
1 |
DEBAMTYP |
– ACCESS METHOD TYPE ICB380 |
|
X'0' |
|
DEBAMNON |
"0" ACCESS METHOD TYPE NOT KNOWN |
|
X'1' |
|
DEBAMVSM |
"1" VSAM ACCESS METHOD TYPE |
|
X'2' |
|
DEBAMXCP |
"2" EXCP ACCESS METHOD TYPE |
|
X'4' |
|
DEBAMTCM |
RESERVED |
|
X'8' |
|
DEBAMGAM |
"8" GRAPHICS ACCESS METHOD TYPE |
|
X'10' |
|
DEBAMTAM |
"16" BTAM ACCESS METHOD TYPE |
|
X'20' |
|
DEBAMBPM |
"32" BPAM ACCESS METHOD TYPE |
|
X'20' |
|
DEBAMSAM |
"32" SEQUENTIAL ACCESS METHOD TYPE |
|
X'40' |
|
DEBAMBDM |
"64" DIRECT ACCESS METHOD TYPE |
|
X'80' |
|
DEBAMISM |
"128" ISAM ACCESS METHOD TYPE |
|
X'81' |
|
DEBAMSUB |
"129" SUBSYSTEM ACCESS METHOD TYPE |
|
X'82' |
|
DEBAMVTM |
"130" VTAM® ACCESS METHOD TYPE |
|
X'84' |
|
DEBAMTAP |
RESERVED |
–2 (–2) |
SIGNED |
2 |
DEBTBLOF |
– OFFSET IN THE DEB TABLE TO THE
ENTRY FOR THIS DEB ICB380 |
DEB BASIC SECTION
|
0 (0) |
ADDRESS |
4 |
DEBTCBAD
(0) |
– ADDRESS OF TCB FOR
THIS DEB |
0 (0) |
BITSTRING |
1 |
DEBAMID (0) |
– VTAM DEB ID FLAG |
|
. . . . . . . . |
|
DEBTAMID |
RESERVED |
|
. . . . 1111 |
|
DEBVAMID |
"X'0F'"– VTAM DEB ID |
0 (0) |
BITSTRING |
1 |
DEBNMSUB |
–
OF SUBROUTINES LOADED BY OPEN
EXECUTOR ROUTINES |
1
(1) |
ADDRESS |
3 |
DEBTCBB |
– ADDRESS OF TCB FOR THIS DEB |
4 (4) |
ADDRESS |
4 |
DEBDEBAD
(0) |
– ADDRESS OF THE NEXT
DEB IN THE
SAME TASK |
4 (4) |
BITSTRING |
1 |
DEBAMLNG |
– NUMBER OF BYTES IN THE ACCESS
METHOD DEPENDENT SECTION. FOR BDAM THIS FIELD CONTAINS THE LENGTH
EXPRESSED IN NUMBER OF WORDS. |
5 (5) |
ADDRESS |
3 |
DEBDEBB |
– ADDRESS
OF THE NEXT DEB IN THE
SAME TASK |
8 (8) |
ADDRESS |
4 |
DEBIRBAD
(0) |
– IRB STORAGE ADDRESS
USED FOR
APPENDAGE ASYNCHRONOUS EXITS |
8 (8) |
BITSTRING |
1 |
DEBOFLGS |
–
DATA SET STATUS FLAGS |
|
11. . . .
. . |
|
DEBDISP |
"X'C0'"– DATA SET DISPOSITION
FLAGS BIT SETTING DISPOSITION |
DEBDSOLD 01 OLD DATA SET
DEBDSMOD 10 MOD DATA SET
DEBDSNEW 11 NEW DATA SET
|
|
.1.
. . . . . |
|
DEBDSOLD |
"X'40'" OLD DATA SET |
|
1.
. . . . . . |
|
DEBDSMOD |
"X'80'" MOD DATA SET |
|
11.
. . . . . |
|
DEBDSNEW |
"X'C0'" NEW DATA SET |
|
.
.1. . . . . |
|
DEBEOF |
"X'20'"– END–OF–FILE (EOF)
ENCOUNTERED (TAPE INPUT) FORMAT 1 DSCB BIT 93.0 INDICATES THAT THE
CURRENT VOLUME IS THE LAST VOLUME OF THE DATA SET (DASD INPUT) |
|
. . .1 . . . . |
|
DEBRLSE |
"X'10'"– RELEASE UNUSED
EXTERNAL STORAGE (DASD) EMULATOR TAPE WITH SECOND GENERATION FORMAT.
TAPE MAY CONTAIN BLOCKS SHORTER THAN 12 CHARACTERS. (TAPE) |
|
. . . . 1. . . |
|
DEBDCB |
"X'08'"– DCB MODIFICATION |
|
. . . . .1. . |
|
DEBSPLIT |
"X'04'"– SPLIT CYLINDER
(DASD) 7–TRACK EMULATOR TAPE WITH POSSIBLE MIXED PARITY RECORDS (TAPE) |
|
. . . . . .1. |
|
DEBLABEL |
"X'02'"– NONSTANDARD LABELS |
|
. . . . . . .1 |
|
DEBRERR |
"X'01'"– USE REDUCED ERROR
RECOVERY PROCEDURE (TAPE) CONCATENATED PARTITIONED ORGANIZATION DATA
SETS PROCESSED USING BPAM (DASD) |
9 (9) |
ADDRESS |
3 |
DEBIRBB |
– IRB
STORAGE ADDRESS USED FOR
APPENDAGE ASYNCHRONOUS EXITS |
12 (C) |
BITSTRING |
1 |
DEBOPATB |
–
FLAGS INDICATING BOTH THE METHOD
OF I/O PROCESSING AND THE DISPOSITION THAT IS TO BE PERFORMED WHEN
AN END–OF–VOLUME (EOV) CONDITION OCCURS |
|
1.
. . . . . . |
|
DEBABEND |
"X'80'"– SET BY ABEND
INDICATING A SYSABEND OR SYSUDUMP DATA SET (OS/VS2) |
|
.1. . . . . . |
|
DEBZERO |
"X'40'"– ALWAYS ZERO |
|
.
.11 . . . . |
|
DEBPOSIT |
"X'30'"– DATA SET POSITIONING
FLAGS BIT SETTING POSITIONING |
DEBRERED 01 REREAD
DEBLEAVE 11 LEAVE
|
|
.
. .1 . . . . |
|
DEBRERED |
"X'10'" REREAD |
|
.
.11 . . . . |
|
DEBLEAVE |
"X'30'" LEAVE |
|
.
. . . 1111 |
|
DEBACCS |
"X'0F'"– TYPE OF I/O ACCESSING
BEING DONE BIT SETTING ACCESSING |
|
. . . . 1111 |
|
DEBOUTPT |
"X'0F'"
OUTPUT |
|
. . . . 111. |
|
DEBXTEND |
"X'0E'" EXTEND |
|
. . . . . .11 |
|
DEBINOUT |
"X'03'" INOUT |
|
.
. . . .111 |
|
DEBOUTIN |
"X'07'" OUTIN |
|
.
. . . .11. |
|
DEBOTINX |
"X'06'" OUTINX |
|
.
. . . . . .1 |
|
DEBRDBCK |
"X'01'" RDBACK |
|
.
. . . .1. . |
|
DEBUPDAT |
"X'04'" UPDAT |
13 (D) |
BITSTRING |
1 |
DEBQSCNT |
– PURGE (SVC 16) – QUIESCE COUNT.
NUMBER OF DEVICES EXECUTING USER'S CHANNEL PROGRAMS, AS SHOWN BY BITS
5 AND 6 OF UCBFL1 FIELDS. |
14 (E) |
BITSTRING |
1 |
DEBFLGS1 |
–
FLAG FIELD |
|
1. . . . . . . |
|
DEBPWCKD |
"X'80'"– PASSWORD WAS
SUPPLIED DURING OPEN. EOV WILL NOT REQUEST A PASSWORD FOR EACH ADDITIONAL
VOLUME OF A MULTIVOLUME DATA SET. |
|
.1. . . .
. . |
|
DEBEOFDF |
"X'40'"– SET BY EOV TO
INFORM CLOSE THAT AN END– OF–FILE HAS BEEN ENCOUNTERED AND, THEREFORE,
DEFERRED USER LABEL PROCESSING IS ALLOWED. |
|
.
.1. . . . . |
|
DEBRSIOA |
"X'20'"– SIO APPENDAGE
RE–ENTRY AUTHORIZATION BIT (OS/VS1) (MDC331) |
|
.
. .1 . . . . |
|
DEBEXCPA |
"X'10'"– EXCP IS AUTHORIZED
FOR THIS DEB |
|
. . . . 1. . . |
|
DEBCINDI |
"X'08'"– DCB ASSOCIATED
WITH THIS DEB IS BEING PROCESSED BY THE COMPATIBILITY INTERFACE ROUTINES
(VSAM OR SAM) ICB462 |
|
. . . . .1. . |
|
DEBF1CEV |
"X'04'"– EOV PROCESSING
OCCURRED DURING CLOSE PROCESSING. TESTED AND SET TO ZERO BY CLOSE,
SET TO ONE BY EOV. (ICB353) A42228 |
|
.
. . . . .1. |
|
DEBAPFIN |
"X'02'"– IF ON, AUTHORIZED
PROGRAMS CAN BE LOADED MDC001 |
|
. . . . .
. .1 |
|
DEBXTNIN |
"X'01'"– IF ONE, DEB EXTENSION
EXISTS (OS/VS2) MDC007 |
15 (F) |
BITSTRING |
1 |
DEBFLGS2 |
–
FLAG FIELD TWO |
|
1. . . . . . . |
|
DEBIOPAV |
"X'80'" THE I/O PREVENTION
IDENTIFIER (IOPID) IN THE DEB EXTENSION IS VALID AND DEBXTNIN IS ON |
|
.1. . . . . . |
|
DEBVCR |
"X'40'" RLS=CR JCL OPTION |
|
. .1. . . . . |
|
DEBVNRI |
"X'20'" RLS=NRI JCL OPTION |
|
. . .1 . . . . |
|
DEBVCRE |
"X'10'" RLS=NRI JCL OPTION |
|
. . . . 1. . . |
|
DEBVRLS |
RLS ACCESS (VSAM ONLY). DEBXAMB
POINTS TO A VSAM CONTROL BLOCK THE FOLLOWING TWO TAPE BITS ARE USED
BY O/C/EOV TO MAINTAIN A UNIFORM RECORDING MODE (COMPACTION OR NON–COMPACTION)
ON TAPE DATA SETS THAT SPAN OVER MORE THAN ONE VOLUME. |
|
. . . . 1. . . |
|
DEBDSCMP |
"X'08'" TAPE DATA SET
COMPACTION MODE |
|
. . . . .1. . |
|
DEBDSNCP |
"X'04'" TAPE DATA SET
NON–COMPACTION MODE |
|
. . . . . .1. |
|
DEB31UCB |
ALL UCB ADDRESSES
ARE FOUR BYTES AND THE DEVICE MODIFIER BYTE FOLLOWS EACH UCB ADDRESS. |
|
. . . . . . .1 |
|
DEBTVS |
"X'01'" TRANSACTIONAL
VSAM |
16 (10) |
ADDRESS |
4 |
DEBUSRPG
(0) |
– ADDRESS OF FIRST IOB
IN THE USER
PURGE CHAIN (OS/VS1) ADDRESS OF PURGED I/O RESTORE LIST (PIRL) (OS/VS2)
(MDC029) YM3158 |
16
(10) |
BITSTRING |
1 |
DEBNMEXT |
– NUMBER OF EXTENTS DESCRIPTIONS
STARTING AT DEBBASND. ONE EXTENT PER UNIT FOR EXTENDED FORMAT OR PDSE
DATA SETS. |
17
(11) |
ADDRESS |
3 |
DEBUSRPB |
– ADDRESS OF FIRST IOB IN THE USER
PURGE CHAIN (OS/VS1) ADDRESS OF PURGED I/O RESTORE LIST (PIRL) (OS/VS2)
(MDC030) YM3158 |
20
(14) |
ADDRESS |
4 |
DEBRRQ
(0) |
– POINTER TO RELATED
REQUEST QUEUE
(OS/VS2) MDC026 |
20
(14) |
ADDRESS |
4 |
DEBECBAD
(0) |
– ADDRESS OF A PARAMETER
LIST USED
TO LOCATE THE PURGE ECB FOR AN SVC PURGE REQUEST (OS/VS1) MDC025 |
20 (14) |
BITSTRING |
1 |
DEBPRIOR |
– PRIORITY OF THE TASK OWNING DEB |
21 (15) |
ADDRESS |
3 |
DEBECBB |
– ADDRESS OF A PARAMETER LIST USED
TO LOCATE THE PURGE ECB FOR AN SVC PURGE REQUEST(OS/VS1) MDC025 |
24 (18) |
ADDRESS |
4 |
DEBDCBAD
(0) |
– ADDRESS OF DCB OR
ACB ASSOCIATED
WITH THIS DEB |
24
(18) |
BITSTRING |
1 |
DEBPROTG
(0) |
– TASK PROTECTION KEY
IN HIGH–ORDER
4 BITS |
24 (18) |
BITSTRING |
1 |
DEBDEBID |
– A HEX F IN LOW–ORDER 4 BITS TO
IDENTIFY THIS BLOCK AS A DEB |
25 (19) |
ADDRESS |
3 |
DEBDCBB |
– ADDRESS
OF DCB OR ACB ASSOCIATED
WITH THIS DEB |
28
(1C) |
ADDRESS |
4 |
DEBAPPAD
(0) |
– ADDRESS OF THE I/O
APPENDAGE
VECTOR TABLE |
28
(1C) |
ADDRESS |
1 |
DEBEXSCL |
THIS FIELD IS USED TO DETERMINE
THE SIZE OF THE DEVICE DEPENDENT SECTION. TWO TO THIS POWER® GIVES THE LENGTH OF THE DEVICE– DEPENDENT
SECTION AT DEBBASND. EXTENT SCALE – 4 (16 BYTES) FOR DIRECT ACCESS
DEVICE AND 3525 CARD PUNCH WITH DEVICE–ASSOCIATED DATA SET SUPPORT
AND 2 (4 BYTES) FOR NONDIRECT ACCESS DEVICE AND COMMUNICATION DEVICE. |
29 (1D) |
ADDRESS |
3 |
DEBAPPB |
– ADDRESS OF THE I/O APPENDAGE
VECTOR TABLE |
UNIT RECORD, MAGNETIC TAPE, TELECOMMUNICATIONS DEVICES SECTION
NOTE FOR TELECOMMUNICATIONS DEVICES, THE UCB ADDRESS IS
REPEATED FOR EACH LINE ASSIGNED
|
|
Note: Address
of a UCB associated with this extent. The following applies to DEBSUCBA,
DEBSUCBB, DEBUCBAD and DEBUCBA: If the actual UCB is above the 16
MB line and the dynamic allocation nocapture option is not in effect,
allocation normally captures the UCB to create a 24-bit address. When
using EXCP and you specify the nocapture option
of dynamic allocation but not the LOC=ANY option on the DCBE, then
OPEN or EOV captures the UCB until a later EOV or close. In these
cases the high order byte of this word contains the device modifier
byte. If you specify nocapture on the dynamic allocation and the
actual DASD or tape UCB address is above the line and the DCB is for
BSAM, BPAM, QSAM or EXCP and the DCBE has specified LOC=ANY, then
the system does not capture the UCB. In that case OPEN turns on the
DEB31UCB bit to signify the 31-bit UCB address field is valid and
that the device modifier byte is in DEBSDVMX or DEBDVMOD31. It may
remain on for subsequent volumes even though they have actual 24-bit
addresses in a four-byte field.
|
32 (20) |
ADDRESS |
4 |
DEBSUCBA (0) |
– ADDRESS OF A UCB ASSOCIATED WITH
A GIVEN DATA SET. See Note. |
32 (20) |
BITSTRING |
1 |
DEBSDVM |
– DEVICE MODIFIER. FOR MAGNETIC
TAPE, MODESET OPERATION CODE. FOR UNIT RECORD, NOT DEFINED. VALID
ONLY IF DEB31UCB IS OFF. |
|
1 1.1 . .11 |
|
DEBMTDN4 |
"X'D3'"
9–TRACK MODESET
CCW CODE DENSITY=6250BPI |
|
11. . . .11 |
|
DEBMTDN3 |
"X'C3'"
9–TRACK MODESET
CCW CODE DENSITY=1600BPI |
|
11. . 1.11 |
|
DEBMTDN2 |
"X'CB'"
9–TRACK MODESET
CCW CODE DENSITY= 800BPI 7–TRACK TAPE MODESET SKELETON CODES (MUST
BE COMPLETED WITH PARITY, TRANSLATION AND/OR CONVERSION) |
|
. . . . . .11 |
|
DEBM7DN0 |
"X'03'" 7–TRACK MODESET
SKELETON DENSITY=200BPI |
|
.1. . . .11 |
|
DEBM7DN1 |
"X'43'"
7–TRACK MODESET
SKELETON DENSITY=556BPI |
|
1. . . .
.11 |
|
DEBM7DN2 |
"X'83'" 7–TRACK MODESET
SKELETON DENSITY=800BPI 3480 TAPE OPERATION CODE |
|
11. . . .11 |
|
DEBMSTWI |
"X'C3'" 3480 SET TAPE
WRITE IMMEDIATE CCW CODE TAPE MODE SET FUNCTION BYTE |
|
1. . . . . . . |
|
DEBMTRF0 |
"X'80'" TAPE RECORDING
FORMAT BIT 0 |
|
.1. . . . . . |
|
DEBMTRF1 |
"X'40'" TAPE RECORDING
FORMAT BIT 1 |
|
. .1. . . . . |
|
DEBMTWI |
"X'20'" TAPE WRITE IMMEDIATE
(NON–BUFFERED WRITE) |
|
. . .1 . . . . |
|
DEBMINHS |
"X'10'" INHIBIT SUPERVISOR
COMMANDS |
|
. . . . 1. . . |
|
DEBMCOMP |
"X'08'" COMPACTED RECORDING
MODE |
|
. . . . . .1. |
|
DEBM3424 |
"X'02'" 3424 MODE SET
FLAG |
|
. . . . . .1. |
|
DEBM9348 |
"X'02'" 9348 MODE SET
FLAG |
|
. . . . . . .1 |
|
DEBMINHE |
"X'01'" INHIBIT CONTROL
UNIT ERP |
|
X'C2' |
|
DEBM6250 |
"DEBMTRF0+DEBMTRF1+DEBM3424"SET
3424 DENSITY=6250BPI |
|
X'42' |
|
DEBM1600 |
"DEBMTRF1+DEBM3424" SET 3424 DENSITY=1600BPI |
|
X'C2' |
|
DEBM4TRK |
RESERVED |
|
X'82' |
|
DEBM2TRK |
RESERVED |
|
X'42' |
|
DEBM1TRK |
RESERVED |
33 (21) |
ADDRESS |
3 |
DEBSUCBB |
ADDRESS OF A UCB ASSOCIATED WITH
A GIVEN DATA SET. See Note. |
36 (24) |
|
0 |
DEBDEVED(0) |
END OF COMMON UNIT RECORD AND UNIT
RECORD FIELDS IF DEB31UCB IS OFF. |
NEXT FOUR BYTES PRESENT ONLY IF DEB31UCB IS ON
|
36 (24) |
BITS |
1 |
DEBSDVMX |
DEVICE MODIFIER. FOR MAGNETIC TAPE, MODESET
OPERATION CODE OR MODESET FUNCTION BYTE. FOR UNIT RECORD, RESERVED.
PRESENT ONLY IF DEB31UCB IS ON. |
37
(25) |
CHARACTERS |
3 |
|
RESERVED |
40 (28) |
|
0 |
DEBDVEDX |
END OF SECTION IF DEB31UCB IS ON |
THE FOLLOWING FIELDS ARE PRESENT ONLY FOR THE 3525 WITH
DEVICE–ASSOCIATED DATA SET SUPPORT
|
36 (24) |
ADDRESS |
4 |
DEBRDCB (0) |
– ADDRESS OF DCB FOR THE READ ASSOCIATED
DATA SET ICB394 |
36
(24) |
BITSTRING |
1 |
DEBRSV06 |
– RESERVED ICB394 |
37 (25) |
ADDRESS |
3 |
DEBRDCBA |
– ADDRESS OF DCB FOR THE READ ASSOCIATED
DATA SET ICB394 |
40
(28) |
ADDRESS |
4 |
DEBPDCB
(0) |
– ADDRESS OF DCB FOR
THE PUNCH
ASSOCIATED DATA SET ICB394 |
40 (28) |
BITSTRING |
1 |
DEBRSV07 |
–
RESERVED ICB394 |
41
(29) |
ADDRESS |
3 |
DEBPDCBA |
– ADDRESS OF DCB FOR THE PUNCH
ASSOCIATED DATA SET ICB394 |
44 (2C) |
ADDRESS |
4 |
DEBWDCB (0) |
–
ADDRESS OF DCB FOR THE PRINT
ASSOCIATED DATA SET ICB394 |
44 (2C) |
BITSTRING |
1 |
DEBRSV08 |
–
RESERVED ICB394 |
45
(2D) |
ADDRESS |
3 |
DEBWDCBA |
– ADDRESS OF DCB FOR THE PRINT
ASSOCIATED DATA SET ICB394 |
3540 ACCESS METHOD DEPENDENT SECTION
(OS/VS1 ONLY)
NOTE THIS SECTION FOLLOWS DEBSUCBA IN UNIT RECORD, MAGNETIC
TAPE, TELECOMMUNICATIONS DEVICES SECTION IF DEB IS
FOR 3540 DEVICE.
|
36 (24) |
CHARACTER |
16 |
DEBASC09 (0) |
– 3540 ACCESS METHOD DEPENDENT
SECTION (MDC317) |
36
(24) |
CHARACTER |
1 |
DEBVOLAC |
– VOLUME ACCESSIBILITY INDICATOR
(MDC327) |
37 (25) |
CHARACTER |
1 |
DEBDSSQL |
– DATA SET SECURITY QUALIFIER (MDC328) |
38 (26) |
SIGNED |
1 |
DEBVSEQU |
– VOLUME SEQUENCE NUMBER (MDC318) |
39 (27) |
BITSTRING |
1 |
DEBEAMFG |
– FLAG BYTE (MDC319) |
|
1. . . . . . . |
|
DEBMULTI |
"X'80'"– MULTI–VOLUME
INDICATOR (MDC320) |
|
.1. . . . . . |
|
DEBDSOPN |
"X'40'"– DATA SET IS OPEN
(MDC321) |
|
. .1. . . . . |
|
DEBVAMSG |
"X'20'"– VOLUME ACCESSIBILITY
MESSAGE HAS BEEN ISSUED (MDC329) |
|
. . .1 .
. . . |
|
DEBSECVL |
"X'10'"– SECURE VOLUME
(MDC332) |
40 (28) |
CHARACTER |
8 |
DEBDSID (0) |
– DATA SET IDENTIFIER (DSID) (INPUT)
(MDC305) |
40 (28) |
CHARACTER |
6 |
DEBEXDTE |
– EXPIRATION DATE (OUTPUT) (MDC333) |
46 (2E) |
CHARACTER |
1 |
DEBWTPTI |
– WRITE PROTECT INDICATOR (OUTPUT)
(MDC334) |
47 (2F) |
CHARACTER |
1 |
DEBRV008 |
– RESERVED (OUTPUT) (MDC335) |
48 (30) |
CHARACTER |
4 |
DEBEOD (0) |
– END OF DATA (EOD) ADDRESS (INPUT)
(MDC306) |
48 (30) |
CHARACTER |
4 |
DEBBOE (0) |
– BEGINNING OF EXTENT (BOE) ADDRESS
(OUTPUT) (MDC322) |
48
(30) |
BITSTRING |
1 |
DEBEODRV
(0) |
– RESERVED (MDC307) |
48 (30) |
BITSTRING |
1 |
DEBBOERV |
– RESERVED (MDC323) |
49 (31) |
BITSTRING |
1 |
DEBEODTT
(0) |
– EOD TRACK NUMBER (MDC308) |
49 (31) |
BITSTRING |
1 |
DEBBOETT |
– BOE TRACK NUMBER (MDC324) |
50 (32) |
BITSTRING |
1 |
DEBEOD0 (0) |
– MUST BE ZERO (MDC309) |
50 (32) |
BITSTRING |
1 |
DEBBOE0 |
– MUST BE ZERO (MDC325) |
51 (33) |
BITSTRING |
1 |
DEBEODSS
(0) |
– EOD SECTOR NUMBER
(MDC310) |
51 (33) |
BITSTRING |
1 |
DEBBOESS |
– BOE SECTOR NUMBER (MDC326) |
DEB ISAM DEPENDENT SECTION
NOTE: PRESENT ONLY IF ISAM IS USED. FOLLOWS THE BASIC SECTION AND
PRECEDES THE DIRECT ACCESS STORAGE DEVICE SECTION.
COUNTED AS ONE EXTENT IN DEBNMEXT.
|
32 (20) |
ADDRESS |
4 |
DEBFIEAD(0) |
– ADDRESS OF FIRST INDEX EXTENT |
32 (20) |
BITSTRING |
1 |
DEBNIEE |
– NUMBER OF EXTENTS OF INDEPENDENT
INDEX AREA |
33
(21) |
ADDRESS |
3 |
DEBFIEB |
– ADDRESS OF FIRST INDEX EXTENT |
36 (24) |
ADDRESS |
4 |
DEBFPEAD
(0) |
– ADDRESS OF THE FIRST
PRIME DATA
EXTENT |
36 (24) |
BITSTRING |
1 |
DEBNPEE |
– NUMBER OF EXTENTS OF PRIME DATA
AREA (M=0 EXTENT) |
37
(25) |
ADDRESS |
3 |
DEBFPEB |
– ADDRESS OF THE FIRST PRIME DATA
EXTENT |
40 (28) |
ADDRESS |
4 |
DEBFOEAD
(0) |
– ADDRESS OF THE FIRST
OVERFLOW
EXTENT |
40 (28) |
BITSTRING |
1 |
DEBNOEE |
– NUMBER OF EXTENTS OF INDEPENDENT
OVERFLOW AREA |
41
(29) |
ADDRESS |
3 |
DEBFOEB |
– ADDRESS OF THE FIRST OVERFLOW
EXTENT |
44 (2C) |
ADDRESS |
4 |
DEBEXPT (0) |
– ADDRESS OF ISAM DEB EXTENSION
ICB379 |
44 (2C) |
BITSTRING |
1 |
DEBRPSID |
– ROTATIONAL POSITION SENSING (RPS)
DEVICE INDICATORS |
|
1. . . . . . . |
|
DEBRPSP |
"X'80'"– PRIME DATA AREA
IS ON RPS DEVICE |
|
.1. . . . . . |
|
DEBRPSI |
"X'40'"– INDEPENDENT INDEX
AREA IS ON RPS DEVICE |
|
. .1. . .
. . |
|
DEBRPSO |
"X'20'"– INDEPENDENT OVERFLOW
AREA IS ON RPS DEVICE |
|
. . .1 .
. . . |
|
DEBRPSAP |
"X'10'"– RPS SIO APPENDAGE
HAS BEEN LOADED |
|
. . . . 1. . . |
|
DEBRSV09 |
"X'08',,C'X'"RESERVED |
|
. . . . .1. . |
|
DEBRSV10 |
"X'04',,C'X'"RESERVED |
|
. . . . . .1. |
|
DEBRSV11 |
"X'02',,C'X'"RESERVED |
|
. . . . . . .1 |
|
DEBRSV12 |
"X'01',,C'X'"RESERVED |
45 (2D) |
ADDRESS |
3 |
DEBEXPTA |
– ADDRESS OF ISAM DEB EXTENSION
ICB379 |
DIRECT–ACCESS STORAGE DEVICE SECTION
NOTE IF ISAM IS BEING USED, THIS SECTION FOLLOWS THE ISAM DEVICE
DEPENDENT SECTION. OTHERWISE, IT FOLLOWS THE BASIC SECTION.
THERE IS ONE OF THESE SECTIONS FOR EACH EXTENT.
|
0 (0) |
ADDRESS |
4 |
DEBUCBAD |
– ADDRESS OF UCB ASSOCIATED WITH
THIS DATA EXTENT. SeeNote. |
0 (0) |
BITSTRING |
1 |
DEBDVMOD |
– DEVICE MODIFIER – FILE MASK. VALID
ONLY IF DEB31UCB IS OFF. |
1 (1) |
ADDRESS |
3 |
DEBUCBA |
– ADDRESS
OF UCB ASSOCIATED WITH
THIS DATA EXTENT. VALID ONLY IF DEB31UCB IS OFF.. SeeNote. |
4 (4) |
BINARY |
1 |
DEBDVMOD31 |
RESERVED IF DEB31UCB IS OFF. FILE
MASK (DEVICE MODIFIER) IF DEB31UCB IS ON. |
5 (5) |
BINARY |
1 |
DEBNMTRKHI |
High order byte of a three-byte
number of tracks in the extent. Low order two bytes are in DEBNMTRK. |
6 (6) |
CHARACTER |
2 |
DEBSTRCC |
– CYLINDER ADDRESS FOR THE START
OF AN EXTENT. |
8
(8) |
CHARACTER |
2 |
DEBSTRHH |
– TRACK ADDRESS FOR THE START OF
AN EXTENT. |
10
(A) |
CHARACTER |
2 |
DEBENDCC |
– CYLINDER ADDRESS FOR THE END
OF AN EXTENT. FOR A PDSE THIS FIELD IS RESERVED. FOR AN EXTENDED FORMAT
DATA SET, THIS FIELD CONTAINS THE CYLINDER NUMBER OF THE FORMAT-1
DSCB ADDRESS. |
12
(C) |
CHARACTER |
2 |
DEBENDHH |
– TRACK ADDRESS FOR THE END OF
AN EXTENT. FOR A PDSE THIS FIELD IS RESERVED. FOR AN EXTENDED FORMAT
DATA SET, THIS FIELD CONTAINS THE TRACK NUMBER OF THE FORMAT-1 DSCB
ADDRESS. |
14 (E) |
CHARACTER |
2 |
DEBNMTRK |
– NUMBER OF TRACKS ALLOCATED TO
THIS EXTENT. |
EXCP ACCESS METHOD, BSAM AND QSAM DEPENDENT SECTION
|
0 (0) |
CHARACTER |
2 |
DEBVOLSQ
(0) |
– VOLUME SEQUENCE NUMBER
FOR MULTIVOLUME
SEQUENTIAL DATA SETS |
0
(0) |
BITSTRING |
1 |
DEBVOLBT |
– FIRST BYTE OF DEBVOLSQ (MDC016)
YA00318 |
|
1. . . . . . . |
|
DEBEXFUL |
"X'80''"– SET BY EOV WHEN
REWRITING AN OLD DIRECT ACCESS DATA SET TO INDICATE THAT ALL PREVIOUS
EXISTING EXTENTS HAVE BEEN FILLED (MDC017) YA00318 |
|
.1. . . . . . |
|
DEBRSV36 |
"X'40',,C'X'"– RESERVED
MDC018 |
|
. .1. . . . . |
|
DEBRSV37 |
"X'20',,C'X'"– RESERVED
MDC018 |
|
. . .1 . . . . |
|
DEBRSV38 |
"X'10',,C'X'"– RESERVED
MDC018 |
|
. . . . 1. . . |
|
DEBRSV39 |
"X'08',,C'X'"– RESERVED
MDC018 |
|
. . . . .1. . |
|
DEBRSV40 |
"X'04',,C'X'"– RESERVED
MDC018 |
|
. . . . . .1. |
|
DEBRSV41 |
"X'02',,C'X'"– RESERVED
MDC018 |
|
. . . . . . .1 |
|
DEBRSV42 |
"X'01',,C'X'"– RESERVED
MDC018 |
1 (1) |
SIGNED |
1 |
DEBVLSEQ |
– FOR DIRECT ACCESS, SEQUENCE NUMBER
OF THE VOLUME OF THE DATA SET RELATIVE TO THE FIRST VOLUME OF THE
DATA SET. FOR TAPE, SEQUENCE NUMBER OF THE VOLUME OF THE DATA SET
RELATIVE TO THE FIRST VOLUME PROCESSED.(MDC019) YA00318 |
2 (2) |
CHARACTER |
2 |
DEBVOLNM |
– TOTAL NUMBER OF VOLUMES IN A
MULTIVOLUME SEQUENTIAL DATA SET. |
4 (4) |
CHARACTER |
8 |
DEBDSNM (0) |
–
MEMBER NAME. THIS FIELD APPEARS
ONLY WHEN AN OUTPUT DATA SET HAS BEEN OPENED FOR A MEMBER NAME AND
THE DSCB SPECIFIES A PARTITIONED DATA SET. |
4 (4) |
ADDRESS |
4 |
DEBUTSAA (0) |
– ADDRESS OF THE USER TOTALING
SAVE AREA |
4 (4) |
BITSTRING |
1 |
DEBRSV13 |
– RESERVED |
5 (5) |
ADDRESS |
3 |
DEBUTSAB |
– ADDRESS OF THE USER TOTALING
SAVE AREA |
8 (8) |
BITSTRING |
4 |
DEBRSV14 |
– RESERVED (IF USER TOTALING WAS
SPECIFIED) |
12
(C) |
SIGNED |
2 |
DEBBLKSI |
– MAXIMUM BLOCK SIZE (MDC346) |
14 (E) |
SIGNED |
2 |
DEBLRECL |
– LOGICAL RECORD LENGTH (MDC347) |
BPAM DEPENDENT SECTION
|
0 (0) |
CHARACTER |
1 |
DEBEXTNM
(0) |
– FOR A PARTITIONED
DATA SET OPENED
FOR INPUT, EACH ONE–BYTE FIELD CONTAINS THE EXTENT NUMBER OF THE FIRST
EXTENT ENTRY FOR EACH DATA SET EXCEPT THE FIRST, IF TWO OR MORE DATA
SETS ARE CONCATENATED. THE NUMBER OF BYTES IN THE FIELD IS EQUAL TO
ONE LESS THAN THE NUMBER OF DATA SETS CONCATENATED. |
0 (0) |
CHARACTER |
8 |
DEBDSNAM |
– FOR A PARTITIONED DATA SET OPENED
FOR OUTPUT FOR A MEMBER NAME, THIS FIELD IS THE MEMBER NAME. |
BDAM DEPENDENT SECTION
FOR FIXED LENGTH RECORDS WITH THE
OPTION OF RELATIVE BLOCK ADDRESSING
(BUT NOT TRACK OVERFLOW)
|
0 (0) |
SIGNED |
4 |
DEBDBLK (0) |
– ONE FOUR–BYTE FIELD FOR EACH
EXTENT DESCRIBED IN THE DEVICE DEPENDENT SECTION |
0 (0) |
ADDRESS |
1 |
DEBDBPT |
– NUMBER OF BLOCKS PER TRACK |
1 (1) |
CHARACTER |
3 |
DEBDBPE |
– NUMBER OF BLOCKS PER EXTENT |
FOR FIXED LENGTH RECORDS WITH THE
OPTION OF RELATIVE BLOCK ADDRESSING
AND TRACK OVERFLOW.
|
0 (0) |
SIGNED |
4 |
DEBDTPP |
– NUMBER OF TRACKS PER PERIOD |
4 (4) |
SIGNED |
4 |
DEBDBPP |
– NUMBER OF BLOCKS PER PERIOD THE
FOLLOWING FIELD OCCURS ONCE FOR EACH EXTENT. |
8 (8) |
SIGNED |
4 |
DEBDBPEF |
– NUMBER OF BLOCKS PER EXTENT |
BTAM DEPENDENT SECTION
NOTE THIS SEGMENT IS ALWAYS PRESENT FOR BTAM. IT IS USED
WHEN A BUFFER POOL OR DYNAMIC BUFFERING IS USED.
OTHERWISE, THE FIELDS ARE ZERO.
|
0 (0) |
ADDRESS |
4 |
DEBTBFRA (0) |
– ADDRESS OF THE BUFFER ROUTINE |
0 (0) |
BITSTRING |
1 |
DEBRSV15 |
– RESERVED |
1 (1) |
ADDRESS |
3 |
DEBTBFRB |
– ADDRESS OF THE BUFFER ROUTINE
THE FOLLOWING FIELD IS REPEATED FOR EACH CCW ON THE CHANNEL PROGRAM
QUEUE |
4 (4) |
ADDRESS |
4 |
DEBTCCWA
(0) |
– ADDRESS OF THE FIRST
(OR FOLLOWING)
CCW ON THE QUEUE |
4
(4) |
BITSTRING |
1 |
DEBRSV16 |
– RESERVED |
5 (5) |
ADDRESS |
3 |
DEBTCCWB |
– ADDRESS OF THE FIRST (OR FOLLOWING)
CCW ON THE QUEUE |
GAM DEPENDENT SECTION
|
0 (0) |
ADDRESS |
4 |
DEBFUCBA
(0) |
– ADDRESS OF FIRST UCB |
0 (0) |
BITSTRING |
1 |
DEBRSV17 |
– RESERVED |
1 (1) |
ADDRESS |
3 |
DEBFUCBB |
– ADDRESS OF FIRST UCB |
4 (4) |
ADDRESS |
4 |
DEBLUCBA (0) |
– ADDRESS OF LAST UCB |
4 (4) |
BITSTRING |
1 |
DEBRSV18 |
– RESERVED |
5 (5) |
ADDRESS |
3 |
DEBLUCBB |
–
ADDRESS OF LAST UCB |
ISAM LOAD MODE EXTENSION
POINTED TO BY DEBEXPT
|
0 (0) |
ADDRESS |
4 |
DEBDCBFA |
– ADDRESS OF DCB FIELD AREA MDC013 |
4 (4) |
ADDRESS |
4 |
DEBPUT |
– ADDRESS OF PUT MODULE ICB379 |
ISAM SCAN MODE EXTENSION
POINTED TO BY DEBEXPT
|
0 (0) |
ADDRESS |
4 |
DEBDCBFA |
– ADDRESS OF DCB FIELD AREA MDC014 |
4 (4) |
ADDRESS |
4 |
DEBGET |
– ADDRESS OF GET OR PUT MODULE
– THIS FIELD IS ALSO CALLED DEBPUT ICB379 |
8 (8) |
ADDRESS |
4 |
DEBWKPT4 |
– SAME AS DCBWKPT4 – ADDRESS OF
UCB ICB379 |
12
(C) |
ADDRESS |
4 |
DEBWKPT5 |
– SAME AS DCBWKPT5 – ADDRESS OF
GET APPENDAGE MODULE ICB379 |
16 (10) |
ADDRESS |
4 |
DEBCREAD |
–
ADDRESS OF CHANNEL-END APPENDAGE
FOR READ ICB379 |
20
(14) |
ADDRESS |
4 |
DEBCSETL |
– ADDRESS OF CHANNEL–END APPENDAGE
FOR SETL ICB379 |
24
(18) |
ADDRESS |
4 |
DEBCWRIT |
– ADDRESS OF CHANNEL–END APPENDAGE
FOR WRITE ICB379 |
28
(1C) |
ADDRESS |
4 |
DEBCCHK |
– ADDRESS OF CHANNEL–END APPENDAGE
FOR WRITE VALIDITY CHECK ICB379 |
32 (20) |
ADDRESS |
4 |
DEBCREWT |
–
ADDRESS OF CHANNEL–END APPENDAGE
FOR RE–WRITE ICB379 |
36
(24) |
ADDRESS |
4 |
DEBCRECK |
– ADDRESS OF CHANNEL–END APPENDAGE
FOR RE–CHECK ICB379 |
40
(28) |
ADDRESS |
4 |
DEBAREAD |
– ADDRESS OF ABNORMAL–END APPENDAGE
FOR READ ICB379 |
44
(2C) |
ADDRESS |
4 |
DEBASETL |
– ADDRESS OF ABNORMAL–END APPENDAGE
FOR SETL ICB379 |
48
(30) |
ADDRESS |
4 |
DEBAWRIT |
– ADDRESS OF ABNORMAL–END APPENDAGE
FOR WRITE ICB379 |
52
(34) |
ADDRESS |
4 |
DEBACHK |
– ADDRESS OF ABNORMAL–END APPENDAGE
FOR WRITE VALIDITY CHECK ICB379 |
56 (38) |
ADDRESS |
4 |
DEBAREWT |
–
ADDRESS OF ABNORMAL–END APPENDAGE
FOR RE–WRITE ICB379 |
60
(3C) |
ADDRESS |
4 |
DEBARECK |
– ADDRESS OF ABNORMAL–END APPENDAGE
FOR RE–CHECK ICB379 |
64
(40) |
ADDRESS |
4 |
DEBRPSST |
– ADDRESS OF RPS SIO APPENDAGE
IF ADDRSPC=REAL WAS NOT SPECIFIED ICB379 |
BISAM MODE EXTENSION
POINTED TO BY DEBEXPT
|
0 (0) |
ADDRESS |
4 |
DEBDCBFA |
– ADDRESS OF DCB FIELD AREA MDC015 |
4 (4) |
ADDRESS |
4 |
DEBDISAD |
– ADDRESS OF PRIVILEGED MODULE
ENTERED WHEN A BISAM MACRO INSTRUCTION IS EXECUTED ICB379 |
8 (8) |
ADDRESS |
4 |
DEBWKPT4 |
– SAME AS DCBWKPT4 – ADDRESS OF
THE PART 1 APPENDAGE MODULE (ABNORMAL AND CHANNEL–END APPENDAGES)
ICB379 |
12 (C) |
ADDRESS |
4 |
DEBWKPT5 |
– SAME AS DCBWKPT5 – ADDRESS OF
THE PART 2 APPENDAGE MODULE (ABNORMAL AND CHANNEL–END APPENDAGES)
ICB379 |
16 (10) |
ADDRESS |
4 |
DEBFREED |
– ADDRESS OF DYNAMIC BUFFERING
MODULE ICB379 |
20
(14) |
ADDRESS |
4 |
DEBRPSIO |
– ADDRESS OF RPS SIO APPENDAGE
MODULE IF ADDRSPC=REAL WAS NOT SPECIFIED AND IF DYNAMIC BUFFERING
IS USED ICB379 |
24
(18) |
ADDRESS |
4 |
DEBSIOA2 |
– ADDRESS OF DYNAMIC BUFFERING
APPENDAGE MODULE DISPLACED BY PAGE FIX (PGFX) APPENDAGE IF ADDRSPC=REAL
WAS NOT SPECIFIED ICB379 |
SUBROUTINE NAME SECTION
NOTE FOLLOWS THE ACCESS METHOD DEPENDENT SECTION, OR THE
DEVICE DEPENDENT SECTION IF THERE IS NO ACCESS
METHOD SECTION
|
0 (0) |
CHARACTER |
2 |
DEBSUBID |
–
SUBROUTINE IDENTIFICATION. EACH
ACCESS METHOD SUBROUTINE, APPENDAGE SUBROUTINE, AND IRB ROUTINE WILL
HAVE A UNIQUE EIGHT–BYTE NAME. THE LOW–ORDER TWO BYTES OF EACH ROUTINE
NAME WILL BE IN THIS FIELD IF THE SUBROUTINE IS LOADED BY THE OPEN
ROUTINES. |
DEB EXTENSION (OS/VS2)
POINTED TO BY DEBXTNP
|
0 (0) |
SIGNED |
2 |
DEBXLNGH |
– LENGTH OF DEB EXTENSION MDC002 |
2 (2) |
BITSTRING |
1 |
DEBXFLG1 |
– FLAG BYTE (MDC027) YM1272 |
|
1.
. . . . . . |
|
DEBXCDCB |
"X'80'"– DEBDCBAD FIELD
CONTAINS THE ADDRESS OF A COPIED DCB. USED BY END–OF–VOLUME, TCLOSE
AND TASK CLOSE. (MDC028) YM1272 |
|
.1. . . .
. . |
|
DEBXTSKC |
"X'40'"– TASK CLOSE IS
CLOSING THE RELATED DCB. SET BY TASK CLOSE AND INTERROGATED BY END–OF–VOLUME,
FEOV AND TCLOSE FOR DEB'S NOT ON THE CURRENT TCB DEB CHAIN. (MDC031)
YM2869 |
|
. .1. . . . . |
|
DEBXDSSI |
"X'20'"– DATA SET SECURITY
INDICATOR. SET BY OPEN AND CHECKPOINT. INTERROGATED BY EOV. (MDC348) |
|
. . .1 . . . . |
|
DEBXWIND |
"X'10'"– MSS WINDOW PROCESSING
INDICATOR. SET BY OPEN. INTERROGATED BY EOV, SAM EOB AND CLOSE. |
|
. . . . 1. . . |
|
DEBXACIS |
"X'08'"– ACQUIRE ISSUED
WITH INHIBIT STAGE INDICATED DURING OPEN OR EOV. SET BY OPEN AND EOV.
INTERROGATED BY SVC 126. |
|
. . . . .1.
. |
|
DEBXNFLS |
"X'04'"
DO NOT FLUSH QSAM
BUFFERS IN CLOSE BECAUSE AN OPEN/CLOSE/EOV ABEND OCCURRED. SET BY
IFG0RR0B. TESTED BY IGG0201Z. |
|
. . . . .
.1. |
|
DEBXSYSB |
"X'02'" SYSTEM DETERMINED
BLOCK SIZE |
|
. . . . . . .1 |
|
DEBXRACE |
"X'01'" RACF® EXECUTE ONLY AUTHORITY OF A PROGRAM LIBRARY.
SET BY OPEN AND INTERROGATED BY OPEN AFTER FINAL DCB MERGE AND BY
A SAM EXECUTOR. |
3
(3) |
BITSTRING |
1 |
DEBXFLG2 |
– FLAG BYTE |
|
1.
. . . . . . |
|
DEBXRSAP |
"X'80'"– USED BY RESTART
TO INDICATE THAT RESTART HAS INCREASED THE LENGTH OF THE DEB EXTENSION
TO INCLUDE A CHKPT/RST APPENDAGE TO THE DEB EXTENSION. THE APPENDAGE
IS FREEMAINED AND THIS BIT IS TURNED OFF BEFORE RESTART PROCESSING
IS COMPLETED. DEBXLNTH INCLUDES THE LENGTH OF THE APPENDAGE WHILE
THIS BIT IS ON. |
|
.1. . . . . . |
|
DEBBYP |
"X'40'"– WHEN ON EXCP
SCAN ROUTINE WILL SET IOSBYP ON AND BYPASS BUILDING A PREFIX |
|
. .1. . . . . |
|
DEBCHCMP |
"X'20'"– WHEN ON EXCP
SCAN ROUTINE WILL SET IOSCHCMP ON AND BYPASS BUILDING A PREFIX |
|
. . .1 . . . . |
|
DEBXENQA |
"X'10'" ENQUEUED ON PDS,
DISP=SHARE, OUTPUT |
|
. . . . 1. . . |
|
DEBXENQS |
"X'08'" ENQUEUED ON DSCB,DISP=SHR |
|
. . . . .1. . |
|
DEBXIMSC |
"X'04',,C'X'"– IMS™ CLOSE IN PROGRESS |
|
. . . . . .1. |
|
DEBXCASV |
"X'02'" THE CACHE ATTRIBUTE
TOKEN IS VALID |
|
. . . . . . .1 |
|
DEBXMVLF |
"X'01'"TAPE MULTIVOL &
1ST VOL READ |
4
(4) |
ADDRESS |
4 |
DEBXDSAB |
– POINTER TO DSAB MDC004 |
8 (8) |
BITSTRING |
4 |
DEBXDCBM |
– DCB MODIFICATION MASK USED BY
I/O SUPPORT MDC005 |
12
(C) |
ADDRESS |
4 |
DEBXDBPR |
– POINTER TO DEB MDC006 |
16 (10) |
BITSTRING |
1 |
DEBXDSO1 |
– SAME AS DCBDSORG BYTE 1 MDC020 |
17 (11) |
BITSTRING |
1 |
DEBXDSO2 |
– SAME AS DCBDSORG BYTE 2 MDC021 |
18 (12) |
BITSTRING |
1 |
DEBXMCF1 |
– SAME AS DCBMACRF BYTE 1 MDC022 |
19 (13) |
BITSTRING |
1 |
DEBXMCF2 |
– SAME AS DCBMACRF BYTE 2 MDC023 |
20 (14) |
ADDRESS |
4 |
DEBXXARG |
– ADDRESS OF BDAM READ EXCLUSIVE
LIST MDC024 |
24
(18) |
ADDRESS |
4 |
DEBXOPNJ |
– POINTER TO DSAB (SEPARATE FROM
DEBXDSAB) DYNAMICALLY ALLOCATED BY OPEN TYPE=J. THIS POINTER WILL
EXIST FOR NON–AUTHORIZED CALLERS OF OPEN TYPE=J FOR A DIRECT ACCESS
DATA SET WHERE THE DATA SET NAME BEING OPENED IS DIFFERENT FROM THE
DATA SET DESCRIBED BY THE DDNAME IN DCB AND THE JFCNWRIT BIT IS ON
IN JFCB. THE POINTER WILL BE USED BY CLOSE TO DYNAMICALLY UNALLOCATE
THE DATA SET. (MDC352) |
28 (1C) |
ADDRESS |
4 |
DEBXSAMB |
–
ADDRESS OF SAM BLOCK (SAMB) (MDC351) |
32 (20) |
BITSTRING |
8 |
DEBXOPET |
– DATASET OPEN TIME SET BY OPEN
INITIAL |
THE FOLLOWING MAPPING REPRESENTS THE FIRST 8 BYTES OF
DEFINE EXTENT DATA WHICH IS PASSED VIA THE DEFINE EXTENT CCW TO
A DASD STORAGE SUBSYSTEM WHICH SUPPORTS THE ECKD™ DEFINE EXTENT CCW.
THIS INFORMATION WILL BE COPIED FROM THE DEB EXTENSION TO THE
SYSTEM BUILT DEFINE EXTENT DATA AREA AND WILL BE SENT TO THE STORAGE
SUBSYSTEM WITH EACH I/O REQUEST RELATED TO THIS DEB.
REFER TO THE APPROPRIATE STORAGE CONTROL REFERENCE PUBLICATION
FOR A DETAILED DESCRIPTION OF THESE FIELDS.
|
40 (28) |
BITSTRING |
8 |
DEBXDEF (0) |
DEFINE EXTENT DATA AREA |
40 (28) |
BITSTRING |
1 |
DEBDEFG1 |
FLAG BYTE |
|
1. . . .
. . . |
|
DEBNSHED |
"X'80'" NO SEEK HEAD PERMITTED |
|
.1. . . . . . |
|
DEBXVDEF |
"X'40'" DEB DEF EXT DATA
PARMS VALID. MUST BE ON FOR DX DATA TO BE USED. |
41 (29) |
BITSTRING |
1 |
DEBGATTR |
GLOBAL ATTRIBUTES |
|
11. . . .
. . |
|
DEBECKD |
"X'C0'" EXTENT DEFINITION
B'XX......' EXTENT DEFINITION |
|
1. . . .
. . . |
|
DEBGAEX1 |
"X'80'" EXTENT DEFINITION
1 |
|
.1. . . . . . |
|
DEBGAEX2 |
"X'40'" EXTENT DEFINITION
2 B'00......' DEFINE EXTENT OPERATES AS DEFINED FOR FIXED BLOCK ARCH
B'11......' DEFINE EXTENT OPERATES AS DEFINED FOR CKD EXT-CCHH EXTENTS |
|
. .1. . . . . |
|
DEBSTRTP |
"X'20'" CKD CONVERSION MODE – FOR SYSTEM USE
B'..1.....' CKD CONVERSION MODE REQUIRED
B'..0.....' CKD CONVERSION MODE NOT REQUIRED
|
|
. . .1 11. . |
|
DEBGA345 |
"X'1C'" ATTRIBUTES BITS
3,4,5 B'...XXX..' ATTRIBUTE BITS 3,4,5 |
|
.
. .1 . . . . |
|
DEBGA1 |
"X'10'" ATTRIBUTE 1 |
|
.
. . . 1. . . |
|
DEBGA2 |
"X'08'" ATTRIBUTE 2 |
|
.
. . . .1. . |
|
DEBGA3 |
"X'04'" ATTRIBUTE 3
B'...000..' NORMAL CACHE ACCESS
B'...001..' BYPASS CACHE LOAD
B'...010..' INHIBIT CACHE LOAD
B'...011..' SEQUENTIAL ACCESS
B'...100..' SEQUENTIAL STAGING MODE
B'...101..' RECORD ACCESS MODE
B'...110..' RESERVED
B'...111..' RESERVED
|
|
. . . . .
. . . |
|
DEBNCACH |
"X'00'" NORMAL CACHE ACCESS |
|
. . . . .1. . |
|
DEBBCACH |
"X'04'" BYPASS CACHE LOAD |
|
. . . . 1. . . |
|
DEBICACH |
"X'08'" INHIBIT CACHE
LOAD |
|
. . . . 11. . |
|
DEBSCACH |
"X'0C'" SEQUENTIAL ACCESS |
|
. . .1 . . . . |
|
DEBXRFLG |
"X'10'" SEQUENTIAL PRESTAGE
MODE |
|
. . .1 . 1 . . |
|
DEBRLC |
"X'14'" RECORD ACCESS
MODE |
|
. . . . . .1. |
|
DEBNRD |
"X'02'" NON RETENTIVE
DATA ACCESS |
|
. . . . . . .1 |
|
DEBINHFW |
"X'01'" INHIBIT FAST WRITE
B'......10' USE NON-RETENTIVE DATA
B'......11' INHIBIT DASD FAST WRITE
|
42 (2A) |
BITSTRING |
2 |
DEBBLKSZ |
BLOCK SIZE IN BYTES |
44 (2C) |
CHARACTER |
4 |
DEBEXTOK |
ZERO,EXTENT
LOCATOR OR TOKEN |
44
(2C) |
CHARACTER |
2 |
DEBNRDID |
SUBSYSTEM FUNCTION ID:
NON-RETENTIVE DATA OR
CONCURRENT COPY/
XRC SESSION ID
|
46 (2E) |
CHARACTER |
1 |
|
RESERVED |
47 (2F) |
BITSTRING |
1 |
DEBGATTX |
GLOBAL ATTRIBUTE EXTENDED 2
B'00......' NO SPECIAL MODE
B'01......' REGULAR DATA FORMAT
B'10......' SPECIAL KEY SEARCH
B'11......' RESERVED
B'..111...' RESERVED FOR SYSTEM
B'.....1..' R0 DATA NOT REQUIRED
B'......11' RESERVED FOR SYSTEM
DEBRMODE EQU X'00' NO SPECIAL MODE
DEBRDATA EQU X'40' REGULAR DATA FORMAT
DEBSKEY EQU X'80' SPECIAL KEY SEARCH
DEBDFTR0 EQU X'04' R0 DATA NOT REQUIRED
|
END OF DEFINE EXTENT DATA AREA MAPPING
|
48 (30) |
CHARACTER |
4 |
DEBIOPID |
I/O PREVENTION IDENTIFIER |
52 (34) |
CHARACTER |
4 |
DEBBLKID |
BLOCK ID VALUE USED TO CALCULATE
NUMBER OF BLOCKS IN THIS VOLUME FOR EXTENDED BLOCK COUNT CHECKING |
56 (38) |
CHARACTER |
4 |
DEBXCASF |
CACHE ATTRIBUTE SELECTION TOKEN |
60 (3C) |
BITSTRING |
1 |
DEBXFLG3 |
FLAG BYTE |
|
1.
. . . . . . |
|
DEBXTRNC |
"X'80'" – QSAM TRUNC MACRO
HAS BEEN ISSUED FOR A PDSE – IT WAS IGNORED. |
|
.1.
. . . . . |
|
DEBXNSEG |
"X'40'" – NULL SEGMENT
ENCOUNTERED IN PDSE |
|
. . 1 . . . . . |
|
DEBXSMSG |
"X'20'" – SMS GUARANTEED
SPACE DISP NEW OR MOD |
|
. . . 1 .
. . . |
|
DEBXDUDA |
"X'10'" IEC708I DUP VOL
ISSUED FOR DASD |
|
. . . . 1 . . . |
|
DEBXCAP |
"X'08'"UCB ADDRESS IN
DEB CAPTURED BY OCE |
|
. . . . .1 . . |
|
DEBXVTOC |
"X'04'"NOT AUTHORIZED
TO READ VTOC |
|
. . . . . . 1 . |
|
DEBXENQE |
"X'02'"ENQUEUED ON PS,
DISP=SHARE, OUTPUT |
|
. . . . . . . 1 |
|
DEBXUCNT |
"X'01'"DECREMENT EDI USE
COUNT IN ESTAE |
|
|
|
|
|
61 (3D) |
BITSTRING |
1 |
DEBXAMBF |
FLAG BYTE |
|
1. . . .
. . . |
|
DEBXABSS |
DEBXAMB DEFINES AN SSCB POINTER,
DEBXSSCB IS VALID |
|
. 1 . . . . . . |
|
DEBXARBA |
DEBXAMB DEFINES AN RBA VALUE. DEBXRBA
IS VALID. VALID ONLY UNTIL OPEN EXECUTORS CHANGE IT |
|
. . 1 . . . . . |
|
DEBXAOEF |
DEBXAMB DEFINES AN IGGSXCB PTR
FOR HFS OR REMOTE FILE |
|
. . . 1 .
. . . |
|
DEBXAIB |
DEBXAMB DEFINES AN INTERMEDIATE
BUFFER USED FOR READ PREVIOUS TAPE PROCESSING |
62 (3E) |
SIGNED |
2 |
DEBXSCNT |
NUMBER OF STRIPES FOR EXTENDED
FORMAT |
64 (40) |
ADDRESS |
4 |
DEBXSACB |
POINTER TO SACB CONTROL BLOCK |
68 (44) |
BITSTRING |
1 |
DEBXAFLG |
"ATTRIBUTE EXTENSION" FLAGS |
|
1. . . . . . . |
|
DEBXADS |
"ATTRIBUTE EXTENSION" DATA SET |
|
. 1 . . . . . . |
|
DEBXAINP |
INPUT PROCESSING PERFORMED |
|
. .1. . . . . |
|
DEBXAOUT |
OUTPUT PROCESSING PERFORMED |
|
. . .1 . . . . |
|
DEBXAOFO |
"ATTRIBUTE EXTENSION" DATA SET
OPENED FOR OUTPUT |
69
(45) |
|
1 |
|
RESERVED |
70 (46) |
SIGNED |
2 |
DEBXVLSQ |
EXPECTED TAPE VOL SEQUENCE |
72 (48) |
POINTER |
4 |
DEBXDSSB |
ADDRESS OF DSSB |
76 (4C) |
POINTER |
4 |
DEBXAMB |
ACCESS
METHOD BLOCK. USE OF THIS
FIELD IS DEFINED BY DEBXAMBF (SEE ALSO THE NEXT 2 FIELDS) |
76 (4C) |
POINTER |
4 |
DEBXSSCB |
ADDRESS OF STRIPED SAM CONTROL
BLOCK (SSCB) |
76
(4C) |
POINTER |
4 |
DEBXRBA |
RBA OF VVDS CI OF NVR |
80 (50) |
POINTER |
4 |
DEBXDEBX |
ADDRESS OF 2ND DEB EXTENSION |
DEB 2nd EXTENSION
POINTED TO BY DEBXDEBX
|
0 (0) |
CHARACTER |
8 |
DEB2XTNN |
IDENTIFIER(DEBXDEBX) |
8 (8) |
SIGNED |
2 |
DEB2XLGH |
LENGTH
OF 2ND DEB EXTENSION |
10
(A) |
CHARACTER |
32 |
DEB2XRSG(0) |
STORAGE GROUP LENGTH AND NAME |
10 (A) |
SIGNED |
2 |
DEB2XSGL |
STORAGE GROUP NAME LENGTH |
12 (C) |
CHARACTER |
30 |
DEB2XSGN |
STORAGE GROUP NAME |
42 (2A) |
CHARACTER |
32 |
DEB2XRMC(0) |
MANAGEMENT CLASS LENGTH AND NAME |
42 (2A) |
SIGNED |
2 |
DEB2XMCL |
MANAGEMENT CLASS NAME LENGTH |
44 (2C) |
CHARACTER |
30 |
DEB2XMCM |
MANAGEMENT CLASS NAME |
74 (4A) |
CHARACTER |
32 |
DEB2XRSC(0) |
STORAGE CLASS LENGTH AND NAME |
74 (4A) |
SIGNED |
2 |
DEB2XSCL |
STORAGE CLASS NAME LENGTH |
76 (4C) |
CHARACTER |
30 |
DEB2XSCN |
STORAGE CLASS NAME |
106 (6A) |
CHARACTER |
32 |
DEB2XRDC(0) |
DATA CLASS LENGTH AND NAME |
106 (6A) |
SIGNED |
2 |
DEB2XDCL |
DATA CLASS NAME LENGTH |
108 (6C) |
CHARACTER |
30 |
DEB2XDCN |
DATA CLASS NAME |
138 (8A) |
BITSTRING |
1 |
DEB2XFG1 |
FLAG BYTE |
|
1 . . . .
. . . |
|
DEB2XOSM |
JFCMEDIA TYPE SET BY OPEN |
|
.
1 . . . . . |
|
DEB2XNLM |
NL TAPE DATASET OPENED FOR MOD |
|
.
. 1 . . . . . |
|
DEB2XTCO |
TCLOSE TAPE OUTPUT |
|
. . . 1 .
. . . |
|
DEB2XIBC |
INACCURATE BLOCK COUNT |
|
.
. . . 1 . . . |
|
DEB2XNL1 |
NL TAPE FILE SEQ 1 |
|
. . . . .
1 . . |
|
DEB2XVLL |
DEB2X INCLUDES DATASET VOLUME LIST |
|
. . . . . . 1 . |
|
DEB2XABC |
ACCURATE TOTAL BLOCK COUNT |
|
.
. . . . . . 1 |
|
DEB2XECU |
3490EMULATION EXT CAPACITY WRITTEN
TO |
139 (8B) |
SIGNED |
1 |
DEB2XUOF |
TIOT DD OFFSET OF UNIT SELECTED
BY OPEN, CLOSE, EOV |
140
(8C) |
SIGNED |
2 |
DEB2XLSQ |
TAPE VOLUME SEQUENCE NUMBER FROM
LABEL |
142 (8E) |
SIGNED |
1 |
DEB2XALV |
ISO/ANSI VERSION DURING OUTPUT |
143(8F) |
BITSTRING |
1 |
DEB2XFG2 |
SECOND FLAG BYTE |
|
1 . . . . . . . |
|
DEB2X32M |
OCE ISSUED 32BIT MODESET |
|
.
1 . . . . . . |
|
DEB2XBTM |
BUFFED TM REQUESTED |
|
. . 1 . .
. . . |
|
DEB2XUSS |
UNIX DIRECTORY
OPENED USING BPAM OR PART OF BPAM CONCATENATION |
|
. . . 1 . . . . |
|
DEB2XEXV |
DEBXMXV EXCEEDED |
|
. . . . 1 . . . |
|
DEB2XSCA |
TAPE
MEDIA SCALED OPT PERFORMANCE |
|
. . . . . 1 . . |
|
DEB2BTMS |
SYSTEM
DEFAULTED BUFFERED TAPE MARKS |
|
. . . . . . 1 . |
|
DEB2XEMV |
EXTEND
MULTIVOL TAPE FILE |
|
. . . . . . . 1 |
|
DEB2X8WN |
RACF RC8
CHANGED TO RC0 |
144
(90) |
ADDRESS |
4 |
DEB2XTIM |
POINTER TO TIME STAMP |
148 (94) |
SIGNED |
1 |
DEB2XEXC |
DEB2XMXV EXCEED COUNT |
149(95) |
BITSTRING |
1 |
DEB2XEDI |
EDI SMF INDICATORS |
|
1 . . . . . . . |
|
DEB2XEXT |
DSN FOUND IN EXCLUDE TABLE |
|
.
1 . . . . . . |
|
DEB2XOPO |
O/P AND ALREADY OPEN O/P |
|
.
. 1 . . . . . |
|
DEB2XINO |
I/P AND ALREADY OPEN O/P |
|
.
. . 1 . . . . |
|
DEB2XEPS |
DCBE, SCT OR DSAB EXCLUDED |
150(96) |
BITSTRING |
1 |
DEB2XFG3 |
THIRD FLAG BYTE |
|
1 . . . . . . . |
|
DEB2XSCS |
SYSZEDI SCOPE SYSTEM(S) |
|
. 1 . . . . . . |
|
DEB2XPSC |
PERFORMANCE SEGMENTED |
|
. . 1 . . . . . |
|
DEB2XEF1 |
3592-E05 WRITING IN EFMT1 RECORDING TECHNOLOGY |
|
. .
. 1 . . . . |
|
DEB2XUPF
|
USER BSAM PGFIX IN USE |
|
. . . . 1 . .
. |
|
DEB2XEXCP |
BAM DETECTED ONE OR MORE EXCP OR XDAP ISSUANCES |
|
. .
. . . . . 1 |
|
DEB2XSBS
|
START BLOCK ZERO STORED IN DEBBLKID |
151 (97) |
BITSTRING |
1 |
DEB2XCFG |
ISO/ANSI VERSION 4 CCSID FLAGS |
|
1 . . . . . . . |
|
DEB2XIBM |
IBM® VERSION
4 CREATED TAPE |
|
. 1 . . . . . . |
|
DEB2XOUT |
VERSION 4 TAPE OPENED FOR OUTPUT
DISP NOT MOD |
|
. . 1 . . . . . |
|
DEB2XMOD |
VERSION 4 TAPE OPENED FOR OUTPUT
DISP MOD |
|
. . . 1 . . . . |
|
DEB2XUDF |
USER APPLICATION CCSID WAS DEFAULTED |
|
. . . . 1 . . . |
|
DEB2XTDF |
TAPE CCSID WAS DEFAULTED |
|
. . . . . 1 . . |
|
DEB2XIGN |
TAPE CCSID SPECIFIED BUT NO CONVERSION
DONE - CCSID WAS IGNORED |
152 (98) |
SIGNED |
4 |
DEB2XUSR |
CCSID
OF USER APPLICATION |
156
(9C) |
SIGNED |
4 |
DEB2XTPE |
CCSID OF TAPE |
160 (A0) |
SIGNED |
4 |
DEB2XLBL |
CCSID OF EXISTING TAPE LABEL |
164 (A4) |
ADDRESS |
4 |
DEB2XSDC |
POINTER TO SAM DATA CONVERSION
BLOCK |
168 (A8) |
SIGNED |
4 |
DEB2XTBL |
ACCUMULATIVE BLOCKCNT ACROSS VOLUMES |
172(AC) |
SIGNED |
4 |
DEB2XTCB |
DCB BLOCKCNT AT TCLOSE OUTPUT |
176(B0) |
SIGNED |
1 |
DEB2XSGT |
STORAGE GROUP TYPE (GENERAL OR
SPECIFIC) |
177(B1) |
SIGNED |
1 |
DEB2XPAR |
STARTING POSITION OF TAPE FILE |
178(B2) |
BITSTRING |
1 |
DEB2XFG4
|
FOURTH FLAG BYTE |
|
. .
1 . . . . . |
|
DEB2XEEF
|
3592-E05 WRITING IN EFMT1 RECORDING
TECHNOLOGY |
|
. . . 1 . . . . |
|
DEB2XE1M |
KEKLS
1 METHOD HASH |
|
. . . . 1 . . . |
|
DEB2XE1I |
KEKLS
1 INPUT HASH |
|
. . . . . 1 . . |
|
DEB2XE2M |
KEKLS
2 METHOD HASH |
|
. . . . . . 1 . |
|
DEB2XE2I |
KEKLS
2 INPUT HASH |
179(B3) |
|
1 |
|
RESERVED |
180(B4) |
UNSIGNED
|
4 |
DEB2XSBL
|
STARTING BLOCK NUMBER AFTER POSITIONING
TAPE |
184(B8) |
ADDRESS |
4 |
DEB2XSTV |
ADDRESS OF FIRST VOLSER ENTRY |
188(BC) |
ADDRESS |
4 |
DEB2XNXV |
ADDRESS NEXT VOLSER ENTRY |
192(C0) |
SIGNED |
4 |
DEB2XVLN |
NUMBER OF VOLS IN DATASET VOLUME
LIST |
196(C4) |
SIGNED |
4 |
DEB2XMXV |
MAXIMUM NUMBER OF VOLUME ENTRIES |
200(C8) |
UNSIGNED |
8 |
DEB2XDID |
TIMESTAMP ID FOR THE DEB |
208(D0) |
UNSIGNED |
1 |
DEB2XLK1 |
LENGTH OF KEYLABEL1 |
209(D1) |
UNSIGNED |
1 |
DEB2XLK2 |
LENGTH OF KEYLABEL2 |
210(D2) |
|
2 |
|
RESERVED |
212(D4) |
UNSIGNED |
4 |
DEB2XKET |
TAPE
ENCRYPTOIN KEY EXCHANGE TIME |
216(D8) |
ADDRESS |
4 |
DEB2XDXP |
POINTER
TO DEB EXTENSION |
The offsets to fields
after this point change from release to release. Use the pointers
above. |
220(DC) |
CHARACTER |
7 |
DEB2XVEN
|
VOLUME LIST. (NUMBER
OF ENTRIES
DEPENDS ON DEB2XMXV — ONE ENTRY PER VOLUME, UP TO THE MAXIMUM NUMBER
OF VOLUME ENTRIES.) |