| |
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure NUCON Nucleus Constant Area
Fixed Storage Locations
These fields (from X'0 to X'200') are reserved for
exclusive use of the hardware as defined by the
architecture. None of these fields can have initial
values. All initialization of this area must be done
at run time.
0000 0 Dbl-Word 8 IPLPSW Initial program loading PSW
0008 8 Dbl-Word 8 IPLCCW1 Initial program loading CCW1
0010 16 Dbl-Word 8 IPLCCW2 Initial program loading CCW2
0000 0 Dbl-Word 8 RSTNPSW Restart new PSW
0008 8 Dbl-Word 8 RSTOPSW Restart old PSW ------> GPI
<*****************************
****************-- ACMSCVT This
is the address of CMSCVT, the
simulated OS CVT.
0010 16 Signed 4 ACMSCVT Address of simulated OS CVT
------> End GPI
<*****************************
*-------------
0014 20 Signed 4 ASYSREF Address of nucleus address table
0018 24 Dbl-Word 8 EXTOPSW External old PSW
0020 32 Dbl-Word 8 SVCOPSW Supervisor call old PSW
0028 40 Dbl-Word 8 PGMOPSW Program old PSW
0030 48 Dbl-Word 8 MCKOPSW Machine-check old PSW
0038 56 Dbl-Word 8 IOOPSW Input/output old PSW
0040 64 Dbl-Word 8 CSW Channel Status Word
0048 72 Signed 4 CAW Channel Address Word
004C 76 Signed 4 NUCRSV1 Reserved for hardware use
0050 80 Signed 4 TIMER Interval timer
0054 84 Signed 4 NUCRSV2 Reserved for hardware use
0058 88 Dbl-Word 8 EXTNPSW External new PSW
0060 96 Dbl-Word 8 SVCNPSW Supervisor call new PSW
0068 104 Dbl-Word 8 PGMNPSW Program new PSW
0070 112 Dbl-Word 8 MCKNPSW Machine-check new PSW
0078 120 Dbl-Word 8 IONPSW Input/output new PSW
0080 128 Dbl-Word 8 CPULOG (48) CPU logout area
0080 128 Signed 4 NUCEPARM External interrupt parameter
0084 132 Bitstring 2 NUCPUADR CPU address
0086 134 Bitstring 2 NUCEXCDE XA or XC external interrupt code
0088 136 Bitstring 1 NUCRSV3 Reserved for hardware use
0089 137 Bitstring 1 NUCSVILC *6 - SVC ILC
008A 138 Signed 2 NUCSVCN N*7 - SVC Interrupt code
008C 140 Bitstring 1 * Unused part of program interrupt
008D 141 Bitstring 1 NUCXAILC XA or XC mode ILC
008E 142 Bitstring 2 NUCPGCDE XA or XC program interrupt code
0090 144 Signed 4 * Reserved for hardware use
0094 148 Signed 2 MONCLASS N*1 - Monitor call class number
0096 150 Signed 2 PERCODE N*2 - Program event recorder code
0098 152 Signed 4 PERADDR Program event recorder address
009C 156 Signed 4 MONCODE Monitor call code
00A0 160 Bitstring 1 NUCEXAID Exception Access ID
00A1 161 Bitstring 3 * Reserved for hardware use
00A4 164 Signed 4 * Reserved for hardware use
00A8 168 Signed 4 NUCTXCP Translation exception data
00AC 172 Signed 4 * (3) Reserved for hardware use
00B8 184 Signed 4 NUCIOSID (0) XA or XC mode SID causing I/O int
00B8 184 Signed 2 * Reserved for hardware use
00BA 186 Signed 2 NUCIOADR (EC-mode) I/O device causing int
00BC 188 Signed 4 NUCINTP XA or XC mode Interrupt Parameter
00C0 192 Signed 2 LOWSAVE (0) Save area for 1st 160 bytes stg.
00C0 192 Bitstring 1 * (24) Reserved for hardware use
00D8 216 Bitstring 8 NUCTIMR CPU timer save area
00E0 224 Bitstring 8 NUCCLOK Clock comparator save area
00E8 232 Bitstring 8 NUCMCIC (0) Machine check interrupt code
00E8 232 Bitstring 1 NUCMCIC0 MCIC byte 0
00E9 233 Bitstring 1 NUCMCIC1 MCIC byte 1
00EA 234 Bitstring 1 NUCMCIC2 MCIC byte 2
00EB 235 Bitstring 1 NUCMCIC3 MCIC byte 3
00EC 236 Bitstring 1 NUCMCIC4 MCIC byte 4
00ED 237 Bitstring 1 NUCMCIC5 MCIC byte 5
00EE 238 Bitstring 1 NUCMCIC6 MCIC byte 6
00EF 239 Bitstring 1 NUCMCIC7 MCIC byte 7
00F0 240 Bitstring 1 * (8) Reserved for hardware use
00F8 248 Address 4 NUCFSA Failing storage address
00FC 252 Signed 4 * Reserved for hardware use
0100 256 Signed 4 NUCASIT (2) Contains the ASIT of the data
space on machine checks related
to storage errors. Will be 0's if
error is in base address space
0108 264 Bitstring 1 * (24) Reserved for hardware use
0120 288 Signed 4 XCARLOG (16) Access register logout area
0160 352 Dbl-Word 8 FPRLOG (4) Floating point register logout
area
0180 384 Signed 4 GPRLOG (16) General purpose register logout
area
01C0 448 Signed 4 ECRLOG (16) Extended control register logout
area
End of Fixed Storage Locations
CMS System Fields
0200 512 Character 32 SYSTEMID System name and date
0220 544 Character 64 INSTALID Installation identification
0260 608 Character 8 SYSNAME Name of IPLed saved system
0268 616 Signed 2 IPLADDR N*3 - Address of IPLed device
026A 618 Signed 2 SYSADDR N*4 - Address of system disk
026C 620 Signed 4 DEVICE Device causing last I/O interrupt
0270 624 Signed 2 HLPADDR N*5 - Address of HELP disk
0272 626 Signed 2 NUCYADDR N*6 - Address of Y-disk
0274 628 Character 12 FEIBM ' Component ID-IPCS referenced
0280 640 Character 24 DIAGTIME Buffer for Diagnose timer
0280 640 Character 8 CURRDATE Current date - mm/dd/yy
0288 648 Character 8 CURRTIME Current time - hh:mm:ss
0290 656 Signed 4 CURRVIRT Current elapsed virtual time used
0294 660 Signed 4 CURRCPUT Current elapsed CPU time used
0298 664 Signed 4 LASTVIRT Previous elapsed virtual time use
029C 668 Signed 4 LASTCPUT Previous elapsed CPU time used
02A0 672 Character 8 LASTCMND Last command issued
02A8 680 Character 8 PREVCMND Next to last command
02B0 688 Character 8 LASTEXEC Last exec procedure
02B8 696 Character 8 PREVEXEC Next to last exec
02C0 704 Character 8 LASTLMOD Last module LOADMODed into main
storage
02C8 712 Character 8 LASTTMOD Last module LOADMODed into the
transient area.
02D0 720 Dbl-Word 8 DATIPCMS Date (mm/dd/yy) at last IPL CMS
02D8 728 Dbl-Word 8 CLKVALMD Timer(STCK form) at midnight
(0000 hours)
02E0 736 Signed 4 NUCENAWA (2) Work area for nucleus ENABLE
invocations
02E8 744 Address 4 NUCLDSET Ptr to LOADSET of PRGBKs
02EC 748 Bitstring 1 NUCCSLTM Temp save area for translation
mode for CSL call in XC-mode mach
02ED 749 Bitstring 1 NUCFSTM Temp save area for translation
mode for FS calls in XC-mode mach
02EE 750 Bitstring 1 NUCPRTM Temp save area for translation
mode for PARSECMD call in XC-mode
02EF 751 Bitstring 1 NUC2EF Reserved for future IBM use
02F0 752 Address 4 NUCAFRSC Branch Addr for SUBPOOL CREATE
02F4 756 Address 4 NUCAFRSD Branch Addr for SUBPOOL DELETE
02F8 760 Address 4 NUCAFRSR Branch Addr for SUBPOOL RELEASE
02FC 764 Signed 4 NUC2FC Reserved for future IBM use
0300 768 Address 4 NUCIDAL IDAL pointer
0304 772 Signed 4 NUCIDALL IDAL length
0308 776 Signed 4 NUCFSR14 R14 savearea in support of BALR
entry processing for FS macros on
XC-mode virtual machine.
030C 780 Signed 4 NUCPRR14 R14 savearea in support of BALR
entry processing for PARSECMD
macro.
0310 784 Address 4 NUCITEXC EXTXCTL entry point in DMSITE
0314 788 Signed 2 NUC314 Reserved for future IBM use
The following fields are used by the GLOBAL module to create
a list for TXTLIB concatenation.
0316 790 Signed 2 NUCTLANU TXTLIB alt. number GLOBALed
0318 792 Signed 4 TXLIBSVA Alt. libe save area TXTLIBS
031C 796 Address 4 NUCTLANA TXTLIB alt. name list address
0320 800 Address 4 NUCTLADI TXTLIB alt. directory list addr
0324 804 Signed 4 NUCTLASI TXTLIB alt. free storage size
0328 808 Address 4 NUCAFROC Branch for Cond CMSSTOR OBTAIN
032C 812 Address 4 NUCAFROU Branch for Uncond CMSSTOR OBTAIN
0330 816 Address 4 NUCAFRRC Branch for Cond CMSSTOR RELEASE
0334 820 Address 4 NUCAFRRU Branch for Uncond CMSSTOR RELEASE
0338 824 Signed 4 VMSIZEG (2) Reserved for CEC
0340 832 Address 4 NUCAMQVM MQSERIES POINTER FOR CEEPIPI
0344 836 Address 4 NUCMCKSA Anchor for DMSITM save area
0348 840 Signed 4 TXLIBSV Libe save area TXTLIBs
034C 844 Signed 4 MACLBSV Libe save area MACLIBs
0350 848 Signed 4 TOTLIBS Total global chains (bytes)
0354 852 Address 4 NUCTLDIR TXTLIB directory chain address
0354 852 Address 4 TXTDIRC Alternate name for NUCTLDIR
0358 856 Address 4 NUCLICMD Anchor to LOAD/INCLUDE c-block
035C 860 Address 4 NUCTRBUF Pointer to trace buffer
0360 864 Signed 4 NUCITSSA (16) DMSITS general reg save area
DEBUG dump parameters
03A0 928 Dbl-Word 8 DUMPLIST (0) DEBUG dump parameter list
03A0 928 Address 4 GRS015 Address of GPR save area
03A4 932 Address 4 LOC0176 Address of low core save area
03A8 936 Address 4 FIRSTDMP Address of first location to dump
03AC 940 Address 4 LASTDMP Address of last location to dump
03B0 944 Address 4 FRS06 Address of FPR save area
03B4 948 Address 4 DMPTIT Address of dump title line
03B8 952 Address 4 NUCSGIOP Pointer to SGIOP build area
03BC 956 Character 132 DMPTITLE Dump title line
0440 1088 Signed 4 GLBLTABL Reserved
0444 1092 Bitstring 1 NUCTRFLG Trace buffering flag
1... .... NUCDMSTR X'80' NUCDMSTR
.1.. .... NUCTRF40 X'40' NUCTRF40 Reserved for trace
support
..1. .... NUCTRF20 X'20' NUCTRF20 Reserved for trace
support
...1 .... NUCTRF10 X'10' NUCTRF10 Reserved for trace
support
.... 1... NUCTRF08 X'08' NUCTRF08 Reserved for trace
support
.... .1.. NUCTRF04 X'04' NUCTRF04 Reserved for trace
support
.... ..1. NUCTRF02 X'02' NUCTRF02 Reserved for trace
support
.... ...1 NUCTRF01 X'01' NUCTRF01 Reserved for trace
support
0445 1093 Bitstring 1 NUCFLAGA Miscellaneous flags
1... .... NUCOLDCM X'80' NUCOLDCM Two word command
processing flag
.1.. .... NUCREADY X'40' NUCREADY Long/Short RC on
READY Message
..1. .... NUCY2000 X'20' NUCY2000 CP has Year 2000
support, thatis extension of
diags x'14',x'd8', x'bc',x'264' &
new diag x'270'
...1 .... USRVERSN X'10' USRVERSN The VERSION at
X'200'not deflt
.... 1... NUC44508 X'08' NUC44508 Reserved for
future IBM use
.... .1.. NUC44504 X'04' NUC44504 Reserved for
future IBM use
.... ..1. NUC44502 X'02' NUC44502 Reserved for
future IBM use
.... ...1 NUCZARCH X'01' NUCZARCH Reserved for CEC
0448 1096 Address 4 ERR$202 User error address
044E 1102 Signed 2 CURRCENT Century part of CURRDATE BATCH
monitor information
0450 1104 Bitstring 1 BATFLAGS BATCH flags
1... .... BATRUN X'80' BATRUN BATCH monitor
running
.1.. .... BATLOAD X'40' BATLOAD Loading BATCH
processor
..1. .... BATNOEX X'20' BATNOEX Suppress user job
execution
...1 .... BATRERR X'10' BATRERR BATCH reader error
.... 1... BATCPEX X'08' BATCPEX CP command
executing
.... .1.. BATUSEX X'04' BATUSEX User job executing
.... ..1. BATMOVE X'02' BATMOVE MOVEFILE executing
from terminal
.... ...1 BATTERM X'01' BATTERM User job being
flushed
0451 1105 Bitstring 1 BATFLAG2 More BATCH flags
1... .... BATXLIM X'80' BATXLIM User job limit
exceeded
.1.. .... BATXCPU X'40' BATXCPU CPU time exceeded
..1. .... BATXPRT X'20' BATXPRT No. printed lines
exceeded
...1 .... BATXPUN X'10' BATXPUN No. punched cards
exceeded
.... 1... BATDCMS X'08' BATDCMS Disabled CMS
command called
.... .1.. BATIPLSS X'04' BATIPLSS BATCH IPLing saved
system
.... ..1. BATSTOP X'02' BATSTOP BATCH stopping
after current job
.... ...1 BATSYSAB X'01' BATSYSAB System ABEND in
progress
0452 1106 Bitstring 1 BATFLAG3 More BATCH flags
1... .... BATCPFNG X'80' BATCPFNG CPF link failure
.1.. .... BATPRT X'40' BATPRT LOADVFCB was issued
..1. .... BATCPCH X'20' BATCPCH BATCH CP check flag
...1 .... BATABNAB X'10' BATABNAB System ABEND is
ABENDing
.... 1... NUC45208 X'08' NUC45208 Reserved for
future IBM use
.... .1.. NUC45204 X'04' NUC45204 Reserved for
future IBM use
.... ..1. NUC45202 X'02' NUC45202 Reserved for
future IBM use
.... ...1 NUC45201 X'01' NUC45201 Reserved for
future IBM use
0453 1107 Bitstring 1 BATFLAG4 BATCH virtual printer type
1... .... NUC45380 X'80' NUC45380 Reserved for
future IBM use
.1.. .... NUC45340 X'40' NUC45340 Reserved for
future IBM use
..1. .... NUC45320 X'20' NUC45320 Reserved for
future IBM use
...1 .... NUC45310 X'10' NUC45310 Reserved for
future IBM use
.... 1... NUC45308 X'08' NUC45308 Reserved for
future IBM use
.... .1.. NUC45304 X'04' NUC45304 Reserved for
future IBM use
.... ..1. NUC45302 X'02' NUC45302 Reserved for
future IBM use
.... ...1 NUC45301 X'01' NUC45301 Reserved for
future IBM use BATCH processor
entry points
0454 1108 Address 4 ABATPROC Main entry
0458 1112 Address 4 ABATABND User job ABEND entry
045C 1116 Address 4 ABATLIMT User job limits table
0460 1120 Address 4 AUSERRST Restart entry point
0464 1124 Signed 4 NUSERFWD Fullword for users
0468 1128 Signed 4 NUCRSV7 Reserved for future use DOS
library pointers
046C 1132 Signed 4 DOSLBSV Libe save area DOSLIBS
0470 1136 Address 4 NUCROSAD DMSROS workarea address
0474 1140 Signed 2 NUCROSDW DMSROS workarea size in Dwords
0476 1142 Signed 2 NUC476 Reserved for future IBM use
0478 1144 Address 4 NUCAVW Addr of Alternate-VSAM workarea
047C 1148 Address 4 NUCMTAV MT address vector
0480 1152 Address 4 NUCAPLD PLD anchor
0484 1156 Bitstring 2 NUCMTFLG (0) MT flags
0484 1156 Bitstring 1 NUCMTFL0 1st MT flag byte
1... .... NUCMTMP X'80' NUCMTMP MP enabled
.1.. .... NUCMTNB X'40' NUCMTNB nonbase processor
..1. .... NUCMTA24 X'20' NUCMTA24 caller amode 24
...1 .... NUCMTRTE X'10' NUCMTRTE run thread exists
.... 1... NUCMTISG X'08' NUCMTISG console input
signal wanted
.... .1.. NUCMTDS X'04' NUCMTDS drop special
segment
.... ..1. NUCMTDSP X'02' NUCMTDSP have started
dispatching
.... ...1 NUCMTEN X'01' NUCMTEN mt call issued
0485 1157 Bitstring 1 NUCMTFL1 second MT flag byte
1... .... NUCMTCWT X'80' NUCMTCWT in command wait
.1.. .... NUCMTSFS X'40' NUCMTSFS monitor sfs async
io
..1. .... NUCMTEXC X'20' NUCMTEXC exec() is in
progress somewhere
...1 .... NUCMT1SG X'10' NUCMT1SG con1ecb signal
wanted
.... 1... NUCMTROO X'08' NUCMTROO root processes
exist
.... .1.. NUCMTFRK X'04' NUCMTFRK fork is allowed
0486 1158 Bitstring 1 NUCBCPU (2) base CPU address
0488 1160 Address 4 NUCAKGA KGA anchor
048C 1164 Signed 4 NUCOSMP MT OS Sim
0490 1168 Address 4 NUCOSPL OS simulation plist address
0494 1172 Address 4 NUCOSPLL OS simulation plist length
0498 1176 Address 4 NUCCELGT Addr of Get CEL Anchor routine
049C 1180 Address 4 NUCCELST Addr of Set CEL Anchor routine
04A0 1184 Address 4 NUCMACLS Anchor for SET/QUERY MACLSUBS
04A4 1188 Address 4 NUCCELSV Addr of SVC CEL Anchor routine
04A8 1192 Signed 4 NUCPPID Current posix pid
04AC 1196 Signed 4 NUC4AC Reserved for OPENVM support
04B0 1200 Signed 4 NUCTCBO TCB OLD pointer
04B4 1204 Signed 4 NUCTCBN TCB NEW pointer
04B8 1208 Signed 4 NUC4B8 Reserved for OPENVM support
04BC 1212 Signed 4 NUC4BC Reserved for future IBM use
04C0 1216 Address 4 NUCRSK Reusable Server Kernel
00NUCRSK NUC4C0 NUCRSK NUC4C0 RSK modules say
NUC4C0
04C4 1220 Address 4 NUCADCO Anchor for COMMDCSS data area
04C8 1224 Signed 4 NUC4C8 Reserved for future IBM use
04CC 1228 Signed 4 NUC4CC Reserved for future IBM use
04D0 1232 Signed 4 NUC4D0 Reserved for future IBM use
04D4 1236 Signed 4 NUC4D4 Reserved for future IBM use
04D8 1240 Bitstring 1 DOSFLAGS DOS simulation flags
1... .... DOSMODE X'80' DOSMODE DOS environment
flag
.1.. .... DOSSVC X'40' DOSSVC DOS SVC simulation
flag
..1. .... DOSVSAM X'20' DOSVSAM DOS VSAM running
flag
...1 .... DOSCOMP X'10' DOSCOMP DOS complier
running flag
.... 1... DOSPIO X'08' DOSPIO DOS printer
indicator
.... .1.. VSMINSTL X'04' VSMINSTL VSAM install flag
to relocate DCSS table
.... ..1. NUCOSDLB X'02' NUCOSDLB OS DLBL was issued
.... ...1 DOSEOJ X'01' DOSEOJ Indicates DMSDOS EOJ
processing
04D9 1241 Bitstring 1 DOSRC DOS return code to user
04DA 1242 Bitstring 1 NUC4DA Reserved for future IBM use
04DB 1243 Bitstring 1 NUC4DB Reserved for future IBM use
04DC 1244 Address 4 ALTASAVE Address of LTA save area
04E0 1248 Address 4 ABGCOM Address of partition comm. region
04E4 1252 Address 4 ASYSCOM Address of system comm. region
04E8 1256 Address 4 ADOSDCSS Address of DOS DCSS
04EC 1260 Signed 4 SVC12SAV Work area for SVC12
04F0 1264 Address 4 DOSFIRST Address of first DOSCB in chain
04F4 1268 Signed 2 DOSNUM Number of DOSCBs in chain
04F6 1270 Signed 2 DOSKPART Number of K-bytes in DOS
partition
04F8 1272 Address 4 APPSAVE Address of prob. prog. save area
04FC 1276 Address 4 DOSTRANS Address of DOS transient area
0500 1280 Signed 4 AALTCVT Alternate addr field for CVT
0504 1284 Signed 4 DMNTECB DMSTIO DEMOUNT timer ECB
0508 1288 Signed 4 NUC508 Reserved for future IBM use
050C 1292 Signed 4 NUC50C Reserved for future IBM use
0510 1296 Signed 4 NUC510 Reserved for future IBM use
0514 1300 Signed 4 NUC514 Reserved for future IBM use
0518 1304 Signed 4 NUC518 Reserved for future IBM use
051C 1308 Signed 4 NUC51C Reserved for future IBM use
0520 1312 Address 4 ANUCEND End of DMSNUC
0524 1316 Address 4 AUSRAREA Start of CMS user area
0528 1320 Address 4 CURRSAVE Address of current save area
052C 1324 Signed 2 CODE203 Code number of last SVC 203
052E 1326 Signed 2 NUC52E Reserved for future IBM use
0530 1328 Address 4 NUCFRWRK A(Storage Management Work Area)
V-constants for calling 'ADTLKP/ADTNXT/ADTLKW' via BALR calls:
0534 1332 Address 4 VCADTLKP BALR equivalent of 'ADTLKP'
0538 1336 Address 4 VCADTNXT BALR equivalent of 'ADTNXT'
053C 1340 Address 4 VCADTLKW BALR equivalent of 'ADTLKW'
Console I/O pointers
0540 1344 Address 4 CURRIOOP Address of current I/O buffer
0544 1348 Address 4 PENDREAD Address of pending read operation
0548 1352 Address 4 PENDWRIT Address of pending write
operation
054C 1356 Address 4 FSTFINRD Address of finished read buffer
0550 1360 Address 4 LSTFINRD Address of last finished read
buffer
0554 1364 Address 4 AINTRTBL Address of user input translate
table
0558 1368 Address 4 AOUTRTBL Address of user output translate
table
055C 1372 Signed 2 NUMFINRD Number of finished read buffers
055E 1374 Signed 2 NUMPNDWR Number of pending write
operations Loader information
0560 1376 Signed 4 VMSIZE Virtual memory size
0564 1380 Signed 4 ALDRTBLS Address of the loader tables
0568 1384 Signed 4 STRTADDR Module starting address
056C 1388 Signed 4 FRSTLOC Module beginning address
0570 1392 Signed 4 LASTLOC Module ending address
0574 1396 Signed 4 LOCCNT Loader location counter
0578 1400 Signed 4 LDRADDR Loader return address
057C 1404 Signed 4 LDRRTCD Loader return code
0580 1408 Dbl-Word 8 PSW User's starting PSW
0588 1416 Signed 4 LDRFLAGS Loader flags
058C 1420 Signed 4 PRHOLD Pseudo register counter
0590 1424 Signed 2 TBENT Initialize table entries to zero
0592 1426 Bitstring 1 UNRES
0593 1427 Bitstring 1 MODFLGS MOD flags
1... .... NOMAPFLG X'80' NOMAPFLG NOMAP flag
.1.. .... CLEAROP X'40' CLEAROP CLEAR option flag
..1. .... MODGNDOS X'20' MODGNDOS Module generated
with DOS option
...1 .... MODGNALL X'10' MODGNALL Module generated
with ALL option
.... 1... SYSLOAD X'08' SYSLOAD Allow load
>FREELOWE or <TRANS
.... .1.. MDPCALL X'04' MDPCALL Indicate call from
DMSMDP
.... ..1. LOADINCL X'02' LOADINCL LOAD, INCLUDE
1=LOAD 0=INCLUDE
.... ...1 GEN370FL X'01' GEN370FL SET GEN370 Flag
0=ON <Initial setting>
1=OFF
0594 1428 Signed 4 GET1 DMSLSY R1 save location
0598 1432 Signed 4 DSYM (2) DMSLSY work space
05A0 1440 Signed 4 JSYM DMSLSY unique symbol base
05A4 1444 Character 1 NXTSYM 1st char of unique symbol
05A5 1445 Bitstring 7 * Rest of unique symbol
05AC 1452 Signed 4 ALIASENT Alias entry point (dynamic load)
05B0 1456 Signed 4 DYNAEND Max. load loc. (dynamic load) OS
simulation pointers
05B4 1460 Address 4 NUCLCNTA Location count alternative
05B8 1464 Address 4 LABFIRST Address of first LABSECT
05BC 1468 Signed 2 LABNUM Number of LABSECTs
05BE 1470 Bitstring 1 NUCSIMFG OS simulation flags
1... .... NUC1OSAC X'80' NUC1OSAC 1st O/S disk being
accessed
.1.. .... NUC1ACER X'40' NUC1ACER 1st O/S disk
access error
..1. .... NUCTVIOF X'20' NUCTVIOF SET TVICALL OFF
...1 .... NUCTVISL X'10' NUCTVISL SET TVICALL SL
.... 1... NUCTNEVR X'08' NUCTNEVR SET TAPENEVR 1-OFF
0-ON
.... .1.. NUCTCSLO X'04' NUCTCSLO SET TAPECSL OFF
.... ..1. NUCFPLCA X'02' NUCFPLCA Pipes intercepting
command output
.... ...1 NUC5BE01 X'01' NUC5BE01 Reserved for
future IBM use
05BF 1471 Bitstring 1 NUC5BF Reserved for future IBM use
05C0 1472 Dbl-Word 8 FCBTAB (0) FCB chain anchor
05C0 1472 Address 4 FCBFIRST Address of first FCB
05C4 1476 Signed 2 FCBNUM Number of FCBs in chain
05C6 1478 Bitstring 1 * RESERVED FOR WPL
05C7 1479 Bitstring 1 OSSFLAGS OS simulation flags
1... .... COMPSWT X'80' COMPSWT Compiler switch
.1.. .... OSSMNU X'40' OSSMNU DMSSMN unconditional
flag
..1. .... OSRESET X'20' OSRESET
...1 .... OSWAIT X'10' OSWAIT Used by OS-WAIT and
CMS-WAITECB
.... 1... DYLD X'08' DYLD Dynamic loading in
process
.... .1.. DYLIBO X'04' DYLIBO Omit dynamic library
scan
.... ..1. DYLIBNOW X'02' DYLIBNOW Dynamic library
scan
.... ...1 DYMBRNM X'01' DYMBRNM Linked via member
name
05C8 1480 Address 4 ATLBMODL Address of tape label processor
05CC 1484 Address 4 LINKLAST Address of last OS linkage block
05D0 1488 Address 4 LINKSTRT Address of entry point of last
module
05D4 1492 Address 4 TAXEADDR Terminal attention exit element
address
05D8 1496 Address 4 ATSOCPPL Address of tmp plist for TSO
programs
05DC 1500 Signed 4 DCBSAV DCB restoration address Switches
05E0 1504 Bitstring 1 OPTFLAGS Option flags
1... .... NOIMPEX X'80' NOIMPEX No implied exec
commands
.1.. .... NOIMPCP X'40' NOIMPCP No implied CP
commands
..1. .... NOSTDSYN X'20' NOSTDSYN No standard
synonyms
...1 .... NOABBREV X'10' NOABBREV No command
abbreviations
.... 1... NOPAGREL X'08' NOPAGREL No automatic page
release
.... .1.. NOVMREAD X'04' NOVMREAD No automatic VM
console read
.... ..1. NUC5E002 X'02' NUC5E002 Reserved for
future IBM use
.... ...1 RDTDRCT X'01' RDTDRCT Console read
Type=Direct
05E1 1505 Bitstring 1 MISFLAGS Miscellaneous flags
1... .... KXSWITCH X'80' KXSWITCH Kill execution
switch
.1.. .... KOSWITCH X'40' KOSWITCH Kill tracing
switch
..1. .... RELPAGES X'20' RELPAGES Release pages
switch
...1 .... GRAFDEV X'10' GRAFDEV Graphics console
.... 1... QSWITCH X'08' QSWITCH Quiet SW for CRD
.... .1.. NODDSK X'04' NODDSK Don't access D disk
.... ..1. NEGITS X'02' NEGITS Negative return code
from DMSITS
.... ...1 ATTNHIT X'01' ATTNHIT Attention posted
05E2 1506 Bitstring 1 MSGFLAGS Message flags
1... .... NOTYPOUT X'80' NOTYPOUT No typing - set by
exec
.1.. .... NOTYPING X'40' NOTYPING No typing - set by
HT
..1. .... NORDYMSG X'20' NORDYMSG No ready message
to be typed
...1 .... NORDYTIM X'10' NORDYTIM No time on ready
message
.... 1... REDERRID X'08' REDERRID Error code to be
typed in red
.... .1.. NOERRMSG X'04' NOERRMSG No error messages
to be typed
.... ..1. NOERRTXT X'02' NOERRTXT No text on error
messages
.... ...1 SPECLF X'01' SPECLF Linefeed for
typewriter CCW
05E3 1507 Bitstring 1 DBGFLAGS DEBUG flags
1... .... DBGEXEC X'80' DBGEXEC DEBUG executing
.1.. .... DBGPGMCK X'40' DBGPGMCK DEBUG entered by a
program check
..1. .... DBGEXINT X'20' DBGEXINT DEGUB entered by
an external interrupt
...1 .... DBGABN X'10' DBGABN DEBUG entered from
DMSABE
.... 1... DBGNSHR X'08' DBGNSHR No shared-segment
present
.... .1.. DBGSHR X'04' DBGSHR Shared-segment
present
.... ..1. DBGRECUR X'02' DBGRECUR Recursion flag
.... ...1 ABNXTSW X'01' ABNXTSW User ABEND exit
taken
05E4 1508 Bitstring 1 MISFLAG2 More miscellaneous flags
1... .... EXRESET X'80' EXRESET OSRESET wanted
0=YES 1=NO
.1.. .... OSTYPLD X'40' OSTYPLD OS type load 1=OS
type load 0=Non-OS type load This
is used by DMSSLN to indicate to
DMSLDR that the text load is from
an OS macro type load.
..1. .... DONTHASH X'20' DONTHASH Do not invoke R/W
disk hashing
...1 .... NUCTNABL X'10' NUCTNABL TOD clock
accounting enabled
.... 1... NUCCPCMD X'08' NUCCPCMD DMSINT check for
CP command
.... .1.. NUCLKED X'04' NUCLKED LKED command issued
.... ..1. NUC4KKEY X'02' NUC4KKEY 4K storage key
facility exists
.... ...1 NUCVECTR X'01' NUCVECTR 1=Vector facility
is in use
05E5 1509 Bitstring 1 NUCFLAG3 Even more miscellaneous flags
1... .... NUCPENDW X'80' NUCPENDW Pending write,
update CMS window
.1.. .... NUCEXEC X'40' NUCEXEC DMSINT check for
IMPLIED EXEC
..1. .... NUCSERVE X'20' NUCSERVE Set server 0=Off
1=On
...1 .... NUCSRVAB X'10' NUCSRVAB Private server
ABEND recursion
.... 1... NUCCOMDR X'08' NUCCOMDR COMDIR status flag
.... .1.. NUCURLBK X'04' NUCURLBK Current LINKBLK
position 1= current LINKBLK on
start of chain (use LINKSTART) 0=
current LINKBLK on end of LINKBLK
chain (LINKEND) This is used by
DMSSTA to indicate which chain
pointer for the LINKBLK chain
points to the most recently added
LINKBLK
.... ..1. NUC5E502 X'02' NUC5E502 Reserved for
future IBM use
.... ...1 NUCIPLDN X'01' NUCIPLDN IPL done (for
private server)
05E6 1510 Bitstring 1 EXECFLAG Exec flags
1... .... EXECRUN X'80' EXECRUN Exec command
running
.1.. .... EXECSTOP X'40' EXECSTOP Halt interpreter
recognized
..1. .... EXECMASK X'20' EXECMASK Halt interpreter
enabled
...1 .... EXECHALT X'10' EXECHALT Halt interpreter
has been issued
.... 1... EXECTRST X'08' EXECTRST Trace can be reset
by XEDIT
.... .1.. NUCEXSST X'04' NUCEXSST Exec segment
status 0=off 1=on
.... ..1. EXECTMSK X'02' EXECTMSK Trace start
enabled
.... ...1 EXECTRAC X'01' EXECTRAC Exec trace
requested
05E7 1511 Bitstring 1 PROTFLAG Storage protection flags
1... .... PRFPOFF X'80' PRFPOFF Storage protection
is shut off
.1.. .... PRFTSYS X'40' PRFTSYS System routine in
transient area
..1. .... PRFUSYS X'20' PRFUSYS System routine in
user area
05E8 1512 Bitstring 1 TSOFLAGS TSO flag byte
1... .... TSOATCNL X'80' TSOATCNL Read cancelled by
attention
05E9 1513 Bitstring 1 SUBFLAG CMS subset flag-byte
.... 1... SUBREJ X'08' SUBREJ Subset command
reject
.... .1.. SUBRTN X'04' SUBRTN Subset-return
.... ..1. SUBINIT X'02' SUBINIT Subset
initialization
.... ...1 SUBACT X'01' SUBACT Subset active
05EA 1514 Bitstring 1 NUCMFLAG Nucleus machine flag
1... .... NUCMXA X'80' NUCMXA Virtual machine in
XA mode
.1.. .... NUCMA4A8 X'40' NUCMA4A8 CP supports Diag
x'A4'/'A8'
..1. .... NUCMEC X'20' NUCMEC 370 machine with
ECMODE on
...1 .... NUCLA20 X'10' NUCLA20 Default LOAD
address is 20000
.... 1... NUCM210 X'08' NUCM210 CP supports Diag
x'210'
.... .1.. NUCMXC X'04' NUCMXC Virtual machine in
XC mode
.... ..1. NUCM370 X'02' NUCM370 Virtual machine in
370 mode
.... ...1 NUCMCDS X'01' NUCMCDS MCDS feature
present in hardware
05EB 1515 Bitstring 1 NUCTAMDE AMODE of last transient
1... .... NUCTA31 X'80' NUCTA31 AMODE of 31
.1.. .... NUCTA24 X'40' NUCTA24 AMODE of 24
11.. .... NUCTAANY NUCTA31+NUCTA24 NUCTAANY AMODE of
ANY
.... ...1 NUCTA64 X'01' NUCTA64 Reserved for CEC
05EC 1516 Address 4 ASYSNAMS Addr of SYSNAMES entries
05F0 1520 Address 4 NUCLANGA LANGBLK anchor
05F4 1524 Address 4 ADMSLIO Loader output routine
05F8 1528 Address 4 VCFSTLKP BALR equivalent of 'FSTLKP'
05FC 1532 Address 4 VCFSTLKW BALR equivalent of 'FSTLKW'
0600 1536 Dbl-Word 8 SYSREF (0) System routines and data areas
0600 1536 Address 4 AFVS File management work area
0604 1540 Address 4 AOPSECT I/O operations plist area
------> GPI
<*****************************
****************-- ADEVTAB This
address is used to find CON1ECB
for the WAITECB macro. It points
to device information for CMS.
CON1ECB is located at offset X'C'
into this device information.
CON1ECB is the only field of the
device information that is
supported as a programming
interface.
0608 1544 Address 4 ADEVTAB CMS device table ------> End
GPI
<*****************************
*-------------
060C 1548 Address 4 AFSTLKP Find an FST for a file
0610 1552 Address 4 AGETCLK Get time from CP timer
0614 1556 Address 4 AFSTLKW Find a Read/Write FST
0618 1560 Address 4 APIE Ptr to active SPIE/ESPIE exit
061C 1564 Address 4 AIADT Ptr to ADT chain
0620 1568 Address 4 AUSER User defined storage area
0624 1572 Address 4 ARDTK Read a disk record
0628 1576 Address 4 ASCANN Convert command line to plists
062C 1580 Address 4 ASSTAT Ptr to the S-stat
0630 1584 Address 4 ATABEND
0634 1588 Address 4 ASUBSECT Work area during SUBSET mode
0638 1592 Address 4 ADMSSVT Address of OS SVC simulation
063C 1596 Address 4 AWRTK Write a disk record
0640 1600 Address 4 ASTRINIT Ptr to OS storage reset
0644 1604 Address 4 IADT Ptr to ADT chain
0648 1608 Address 4 NUC2SP Ptr to syncpoint manager block
064C 1612 Address 4 NUCTAPCB Ptr to tape control block
0650 1616 Address 4 ADMSPIOC Put CCWs and data in user buffer
0654 1620 Address 4 APGMSECT Program interrupt work area
0658 1624 Address 4 AIOSECT I/O interrupt work area
065C 1628 Address 4 ADMPEXEC Dump from executing program
0660 1632 Address 4 ADIOSECT DMSDIO work area
0664 1636 Address 4 AABNSVC ABEND macro entry point
0668 1640 Address 4 ADMSERL Message work area
066C 1644 Address 4 ADMSCRD Make available read input line
0670 1648 Address 4 ADMSFREB DMSFREE/DMSFRET macro entry point
0674 1652 Address 4 ASVCSECT Maps fields for SVC interrupts
0678 1656 Address 4 AADTLKP Find an Active Disk Table
067C 1660 Address 4 AUPUFD Close all files / update disk
0680 1664 Address 4 ASTATEXT
0684 1668 Address 4 AOSRET OS SVC routine return address
0688 1672 Address 4 ACMSRET CMS routine return address
068C 1676 Address 4 ASCANO Convert command line to plists
------> GPI
<*****************************
****************-- AEXEC This is
the address of DMSEXI, the CMS
module that is the interface to
the REXX, EXEC2 and EXEC
interpreters. This address can be
used by programs that need a
minimum-overhead subcommand call
mechanism.
0690 1680 Address 4 AEXEC Interface to EXEC handler
------> End GPI
<*****************************
*-------------
0694 1684 Address 4 ASTART Execute a group of programs
0698 1688 Address 4 AADTLKW Find a Read/Write ADT
069C 1692 Address 4 AUSABRV User-defined abbreviations
06A0 1696 Address 4 AEXTSECT External interrupt work area
06A4 1700 Address 4 ASCBPTR Ptr to 1st STAE control block
06A8 1704 Address 4 ADMSROS Address of DMSROS
06AC 1708 Address 4 NUCASTQY BALR entry for storage query
06B0 1712 Address 4 AACTLKP Creates, chains and manages AFTs
06B4 1716 Address 4 AACTNXT Find next AFT
06B8 1720 Address 4 AACTFREE Get a new AFT
06BC 1724 Address 4 AACTFRET Return an AFT
06C0 1728 Address 4 AADTNXT Find next ADT
06C4 1732 Address 4 ATRKLKP Allocate an 800-byte disk blk
06C8 1736 Address 4 ATRKLKPX Deallocate an 800-byte disk blk
06CC 1740 Signed 4 NUC6CC Reserved for future IBM use
06D0 1744 Signed 4 NUC6D0 Reserved for future IBM use
06D4 1748 Address 4 AERASE Delete a file or group of files
06D8 1752 Address 4 ATYPSRCH Check for common filetype
06DC 1756 Address 4 AUPDISK Update file directory on disk
06E0 1760 Address 4 AKILLEX Halt execution (in DMSABE)
06E4 1764 Address 4 ATFINIS Temporarily close output files
06E8 1768 Address 4 ARDBUF Read one or more records
06EC 1772 Address 4 AWRBUF Write one or more records
06F0 1776 Address 4 AFINIS Close one or more files
06F4 1780 Address 4 ASTATE Look for a file on any disk
06F8 1784 Address 4 ASTATEW Look for a file on R/W disks
06FC 1788 Address 4 APOINT Set file read or write ptrs
0700 1792 Dbl-Word 8 * (0)
0700 1792 Address 4 NUCNADDR Nucleus Address Table
0704 1796 Signed 4 NUCSVQ13 DMSSVQ R13 save area CMS file
system routines will not allow a
read operation into any address
lower than NUCLOWAD (end of
NUCON).
0708 1800 Address 4 NUCLOWAD Address of end of NUCON
070C 1804 Address 4 ATEMPLIN Command line translation area
0710 1808 Address 4 NUCAMD80 Hex constant of 80000000
0714 1812 Address 4 NUCAMD7F Hex constant of 7FFFFFFF
0718 1816 Address 4 NUCSTTMC 31-bit entry point for STATE
071C 1820 Address 4 NUCSIMWK Ptr to OS/MVS simulation ctl blk
0720 1824 Address 4 NUCLDEND Maximum load address
0724 1828 Address 4 NUCLDBK Anchor for LOAD process LDPBK
0728 1832 Dbl-Word 8 NUCSVQPW DMSSVQRX PSW save
0730 1840 Bitstring 1 NUCLDPF Contains text load process flags.
Mapped by NLFLAG1 field in LDRST.
0731 1841 Bitstring 1 NUCMODF Contains flags associated with
loading/generating module files
1... .... NUCMDMAP X'80' Indicates the loader table
has been replaced by the load of
a module MAP
0732 1842 Bitstring 1 NUCLDPG Contains flags associated with
the text load process which is
mapped by NLFLAG2 field in LDRST
0733 1843 Bitstring 1 NUC733 Reserved for future loader use
0734 1844 Bitstring 2 NUCHSTR Loader history records
0736 1846 Bitstring 2 NUCRLDR CONTAINS COUNT OF RLD RECORDS
0738 1848 Address 4 NUCANC Anchor routine address
073C 1852 Address 4 NUCANCHR Address of anchor block
0740 1856 Dbl-Word 8 * (0)
0740 1856 Character 255 CMNDLINE
083F 2111 Bitstring 1 *
0840 2112 Dbl-Word 8 * (0)
0840 2112 Character 8 CMNDEXEC
0848 2120 Character 536 CMNDLIST
0A60 2656 Dbl-Word 8 * (0)
0A60 2656 Character 320 CONSTACK
Save areas
0BA0 2976 Signed 4 FREESAVE (16)
0BE0 3040 Signed 4 BALRSAVE (16)
0C20 3104 Signed 4 WAITSAVE (16) VSAM and AMSERV control words:
0C60 3168 Dbl-Word 8 * (0) Percent of available user storage
to reserve for GETVIS/FREEVIS use
when running VSAM:
0C60 3168 Signed 2 PCTVSAM 50 percent for CMS/VSAM use
0C62 3170 Bitstring 1 NUCVSAM2 VSAM information flag
1... .... NUCNRST X'80' NUCNRST AMSERV 'NORESET'
option specified
0C63 3171 Bitstring 1 NUCGEXIT REXX Global Exit execution flags
1... .... NUCGEEXC X'80' NUCGEEXC An exit is
executing
.1.. .... NUCGELST X'40' NUCGELST Executing exit is
last
..1. .... NUCGENXT X'20' NUCGENXT Current points to
next to invoke
...1 .... NUCTEENT X'10' NUCTEENT Trace End
immediate requested
.... 1... NUCC6308 X'08' NUCC6308 Reserved for
future IBM use
.... .1.. NUCC6304 X'04' NUCC6304 Reserved for
future IBM use
.... ..1. NUCC6302 X'02' NUCC6302 Reserved for
future IBM use
.... ...1 NUCC6301 X'01' NUCC6301 Reserved for
future IBM use
0C64 3172 Address 4 NUCVIP Address of VSAM interface
Beginning and end of "IKQLAB"
(when in storage):
0C68 3176 Address 4 ADIKQLAB Set to A(IKQLAB) when in storage
0C6C 3180 Address 4 NDIKQLAB Set to end of IKQLAB when in
storage
0C70 3184 Address 4 ALOKTB LOCK/UNLOCK resource table
0C74 3188 Address 4 ADMSVIB Addr of VSAM interface bootstrap
0C78 3192 Address 4 AVIPBLK Address of DMSVIP 4K block
0C7C 3196 Bitstring 1 VSAMFLG1 VSAM information flag
1... .... VSAMRUN X'80' VSAMRUN VSAM system loaded
.1.. .... VSJOBCAT X'40' VSJOBCAT VSAM job catalog
active
..1. .... VIPINIT X'20' VIPINIT DMSVIP has been
initialized
...1 .... VSAMSERV X'10' VSAMSERV CMS/AMS system
loaded (AMSERV running)
.... 1... VIPSOP X'08' VIPSOP OS interface SVC 2
call
.... .1.. VIPTCLOS X'04' VIPTCLOS OS TCLOSE call
.... ..1. VSAMSOS X'02' VSAMSOS OS AMSERV/CATCHECK
running
.... ...1 VSRACTIV X'01' VSRACTIV DMSVSR (VSAM
reset) active
0C7D 3197 Bitstring 1 NUCC7D Reserved for future IBM use
0C7E 3198 Bitstring 1 NUCC7E Reserved for future IBM use
0C7F 3199 Bitstring 1 NUCC7F Reserved for future IBM use
0C80 3200 Address 4 AVSAMSYS Addr of VSAM saved system
0C84 3204 Address 4 AAMSSYS Addr of CMSAMS saved system
0C88 3208 Address 4 AVSREOJ DMSVSR entry point from VSAM
$$BACLOS
0C8C 3212 Address 4 AVSRWORK Addr of DMSVSR workarea
0C90 3216 Address 4 ACBLIST ACB list bulit by OPEN/CLOSE
0C94 3220 Address 4 NUCASYID A(DIAG X'00' response)
0C98 3224 Address 4 AABWSECT Pointer for IPCS
0C9C 3228 Address 4 ADMSZIT Pointer for IPCS
0CA0 3232 Dbl-Word 8 * (0)
Secondary address table
0CA0 3232 Address 4 ADMSTRKA EDF disk block allocate
0CA4 3236 Address 4 ADMSTRKM EDF disk block mark function
0CA8 3240 Address 4 ADMSTRKD EDF disk block deallocate
0CAC 3244 Address 4 ADMSALU Addr of RELEASE subroutine
0CB0 3248 Address 4 ASORTFST Addr of SORT FST subroutine
0CB4 3252 Address 4 ADEVSUP CP to OS dev type conv table
0CB8 3256 Address 4 ADEVIND Dev const table index
0CBC 3260 Address 4 ATBLIND Dev constants table
0CC0 3264 Address 4 ABLKIND Dev blksize index
0CC4 3268 Address 4 ALABELRD Addr of label read routine
0CC8 3272 Address 4 ALABELWR Addr of label write routine
0CCC 3276 Address 4 ADMSLADN LOCATE/ADD requested ADT
0CD0 3280 Address 4 ADMSBLKR EDF block read routine
0CD4 3284 Address 4 ADMSBLKW EDF block write routine
0CD8 3288 Address 4 AABBREV Abbrev resolver in DMSINA
0CDC 3292 Address 4 ADEVSUP2 Device support table for FBA
0CE0 3296 Address 4 AESTATE Extended plist state
0CE4 3300 Address 4 AESTATEW Extended plist state for R/W
0CE8 3304 Address 4 AEPOINT Extended plist point
0CEC 3308 Address 4 ATRUNC File truncate function
0CF0 3312 Signed 4 ABAMSYS Pointer to CMSBAM DCSS
0CF4 3316 Address 4 NUCSCBLK SCBLOCK chain anchor
0CF8 3320 Bitstring 1 BAMFLAGS CMSBAM shared segment flags
1... .... DOSBAM X'80' DOSBAM FB-512 support
available
0CF9 3321 Bitstring 1 NUCOSFLG OS loader support flag
1... .... NUCOSRUN X'80' NUCOSRUN OSRUN command
issued
.1.. .... NUCSYSDF X'40' NUCSYSDF $SYSLIB defined by
LDR suprt
..1. .... NUCGLOBL X'20' NUCGLOBL GLOBAL done by
OSRUN
...1 .... NUCOSRLD X'10' NUCOSRLD Member loaded for
OSRUN
0CFA 3322 Bitstring 1 NUCCFA Reserved for future IBM use
0CFB 3323 Bitstring 1 NUCCFB Reserved for future IBM use
0CFC 3324 Address 4 AHASHMNT Addr of hash table maint routine
0D00 3328 Address 4 NUCLRIWA DMSLRI Work Area
0D04 3332 Address 4 ASSTATX Addr of shared copy of SSTAT
0D08 3336 Address 4 ASSTATZ Addr of dummy 2nd SSTAT hblk
0D0C 3340 Address 4 AYSTATX Addr of shared copy of YSTAT
0D10 3344 Address 4 AYSTATZ Addr of dummy 2nd YSTAT hblk
0D14 3348 Address 4 ADMSIOW CPU in wait state until finish
0D18 3352 Address 4 ADBGSECT DEBUG workarea
0D1C 3356 Address 4 ADMSABW ABEND work area
0D20 3360 Address 4 NUCERO Error message routine
0D20 3360 Address 4 ADMSERR Old name for NUCERO
0D24 3364 Address 4 ADMSCWT Calling program wait for I/O
0D28 3368 Address 4 ADMSCWR Write output to console
0D2C 3372 Address 4 ADMSIOWR Wait until I/O complete
0D30 3376 Address 4 ADMSITI Handle all I/O interruptions
0D34 3380 Address 4 NUCABEND Main ABEND entry point
0D34 3380 Address 4 ADMSABN Old name for NUCABEND
0D38 3384 Address 4 AABNGO Special ABEND entry
0D3C 3388 Address 4 ALADAD Auxiliary directory processing
0D40 3392 Address 4 ACITDB Clear read and write stacks
0D44 3396 Address 4 ADMSITSR SVC handler ABEND recovery
0D48 3400 Address 4 ADMSFRES NOP entry point
0D4C 3404 Address 4 ASTGSB Call STRINIT from nucleus
0D50 3408 Address 4 AINTAB ABEND entry point for DMSINT
0D54 3412 Address 4 ADMSCAT Stack a line of input
0D58 3416 Address 4 ADMSCPF Pass virtual console function
0D5C 3420 Address 4 AEXCAB Address of exec ABEND rtn
0D60 3424 Address 4 NUCFSTLN First line in program stack
0D64 3428 Address 4 NUCLSTLN Last line in program stack
0D68 3432 Address 4 NUCNLSTK Number of lines in prog. stack
0D6C 3436 Address 4 NUCNBSTK Number of program stack
0D70 3440 Character 8 NUCTIEIN Listing tiein field
0D78 3448 Address 4 NUCAFCHS Addr of OS fetch work area
0D7C 3452 Signed 4 NUCCBLKS Ptr to mods loaded by DMSLOS
0D80 3456 Address 4 NUCSFSCB Ptr to SFS control block
0D84 3460 Address 4 NUCSDSGB Ptr to SDS global ctl block
0D88 3464 Signed 4 NUCD88 Reserved for future IBM use
0D8C 3468 Address 4 NUCAEXR Pointer to DMSEXR for EXT/REP
0D90 3472 Address 4 NUCOPNMC Ptr to FSOPEN routine
0D94 3476 Address 4 NUCAPARL Ptr to parser storage release
0D98 3480 Address 4 NUCCDCBA Ptr to Communication Directory
Control Block
0D9C 3484 Address 4 NUCCWR13 DMSCWR R13 save
0DA0 3488 Address 4 NUCFNSMC Ptr to FSCLOSE routine
0DA4 3492 Signed 4 NUCAXLOC Address of Xedit Locked chain
0DA8 3496 Address 4 NUCCSLVT Ptr to error routine initially
Ptr to CSL 1st level vect table
after CSL initialization This
field may be modified as new 1st
level tables are needed (i.e.,
for TRACE, etc.)
0DAC 3500 Address 4 NUCCSLV2 Ptr to CSL direct call routing
routine. routine routes direct
CSL routine calls to proper
storage location.
0DB0 3504 Signed 4 NUCCSLFE 2 fullword bitmap for track-
0DB4 3508 Signed 4 * ing front-ended CSL routines
0DB8 3512 Signed 4 NUCDB8 Reserved for future IBM use
0DBC 3516 Signed 4 NUCDBC Reserved for future IBM use
0DC0 3520 Address 4 NUCARELM Pointer to CMSREL message
0DC4 3524 Address 4 NUCLDMOD Branch entry to LOADMOD
0DC8 3528 Signed 4 NUCLODSV Save area for LOADLIB totals
0DCC 3532 Address 4 NUCWRKBK Address of WRKBK chain
0DD0 3536 Address 4 NUCCSLBK Address of CSL Block
0DD4 3540 Address 4 NUCEXREP Address for Extract/Replace
0DD8 3544 Address 4 NUCDCSCB Pointer to the first DCSCB in the
chain
0DDC 3548 Address 4 NUCSVQOF Address of PL/AS overflow rtn
0DE0 3552 Address 4 NUCCWA System Stack Storage Control Blk
0DE4 3556 Address 4 NUCPHI Start of high part of nucleus
0DE8 3560 Address 4 NUCCHI End of high part of nucleus
0DEC 3564 Address 4 NUCAPIO Printer I/O routine
0DF0 3568 Address 4 ATCBPTR DOS TCB address
0DF4 3572 Address 4 AGAMSEG GAM/SP anchor blk address
0DF8 3576 Address 4 NUCALPHA Start of CMS shared nucleus
0DFC 3580 Address 4 NUCSIGMA Start of S- and Y-stat storage
0E00 3584 Address 4 NUCOMEGA End of CMS shared nucleus
0E04 3588 Address 4 NUCNLTRT Address of national lang TRTBL
0E08 3592 Dbl-Word 8 NUCPLIST (0) Untokenized plist
0E08 3592 Address 4 NUCPLCMD Address of command token
0E0C 3596 Address 4 NUCPLBEG Addr of start of arg string
0E10 3600 Address 4 NUCPLEND Addr of end of arg string
0E14 3604 Address 4 NUCPLFID Addr of fn ft fm identifier
NUCPLFID NUCPLSWT NUCPLFID NUCPLSWT 1-byte switch
used in DMSSCN
0E18 3608 Address 4 NUCHSHTB Hash table management
0E1C 3612 Signed 4 NUCPATHF Anchor for CONSOLE path table
0E20 3616 Signed 4 NUCDEVF . and CONSOLE device table
0E24 3620 Signed 4 NUCSMBLK Windowing master control block
0E28 3624 Address 4 NUCSZABV Size of area above nuc. freted
0E2C 3628 Address 4 NUCADFNC Addr of nucleus function table
0E30 3632 Signed 4 NUCLDR0S Save R0 in DMSLDR (new plist)
0E34 3636 Address 4 NUCUPPER Uppercase translate table
0E38 3640 Address 4 NUCERT DMSERT work area address
0E3C 3644 Address 4 NUCXCBLK Anchor for nuc extension chain
------> GPI
<*****************************
****************-- NUCXFRES This
is the cumulative amount of
TYPE=NUCLEUS free storage which
will be retained by nucleus
extensions through an ABEND. This
does not include storage
accounted for in SCBLOCKS in the
NUCXCBLK chain. This field is
used by DMSABE when performing
abend recovery.
0E40 3648 Signed 4 NUCXFRES ------> End GPI
<*****************************
*-------------
0E44 3652 Address 4 NUCXCBEE SCBLOCK free list anchor
0E48 3656 Signed 4 NUCUSER1 FW for exclusive use of users
0E4C 3660 Signed 4 NUCUSER2 FW for exclusive use of users
0E50 3664 Signed 4 NUCUSER3 FW for exclusive use of users
0E54 3668 Signed 4 NUCUSER4 FW for exclusive use of users
------> GPI
<*****************************
****************-- USERLVL
USERLVL is reserved for use by
the user. It's contents are
returned in R0 after QUERY
CMSLEVEL is issued.
0E58 3672 Signed 4 USERLVL ------> End GPI
<*****************************
*-------------
The following 2 full words are initialized in DMSINQ.
The following 4 bytes are reserved for IBM use only.
They contain information relating to the level
of CMS being used. They are returned in R1 after
QUERY CMSLEVEL is issued.
0E5C 3676 Bitstring 1 CMSLVL Reserved for future use
0E5D 3677 Bitstring 1 CMSPROG Unique program product id defined
in CMSLEVEL macro
0E5E 3678 Signed 2 CMSSERV CMS service level in binary
ACMSLVLM is reserved for IBM use only. It contains
a pointer to the message QUERY CMSLEVEL issues.
0E60 3680 Address 4 ACMSLVLM
0E64 3684 Address 4 AIUCVTAB Addr. of IUCV table
0E68 3688 Signed 4 NUCXEND Counter of End-of-command nucleus
extentions
0E6C 3692 Signed 4 ABNXTPTR ABEND exit anchor
0E70 3696 Address 4 ADMSABXR ABNEXIT reset entry
0E74 3700 Address 4 AIMMTABL Addr of immediate command command
work area
0E78 3704 Signed 2 IMESCAPE Immediate command escape char
information
1... .... IMACTIVE X'80' Immediate command escape
char active
00000E79 IMCHAR IMESCAPE+1 Immediate command
escape char
0E7A 3706 Character 1 NUCEXSMD Exec segment access mode
0E7B 3707 Signed 1 NUCQEFLC CMSLEVEL returned by DMSQEFL
0E7C 3708 Address 4 SVCWKADR Addr of DMSDOS SVC workarea
0E80 3712 Address 4 ADMSCSF Addr of command search function
0E84 3716 Signed 4 NUCEXIS Pointer to EXISBLK of most
recently referenced EXEC In
Storage-- 0 if this exec has been
dropped from storage. Fields for
preserving the relocation
information from the LOAD/GENMOD
process
0E88 3720 Address 4 RLDDATA Address of the buffer that is
used to save RLD information from
the LOAD/GENMOD process.
00002000 RLDDWSZ 8192 Size of the RLDDATA buffer
in doublewords.
0E8C 3724 Address 4 RLDPOINT Pointer to current item in the
RLDDATA buffer
0E90 3728 Address 4 ADMSEXQ BALR entry point for DMSEXQ
0E94 3732 Signed 4 MISCECB MISC. use ECB
0E98 3736 Dbl-Word 8 NUCTODCA (2) TOD clock accounting area
0EA8 3752 Character 5 NUCLANGC Current language
0EAD 3757 Character 1 NUCNLLID National language level id
0EAE 3758 Bitstring 1 NUCDBCS SET DBCS flag
1... .... NUCDBSYS X'80' NUCDBSYS SET DBCS SYSTEM
.1.. .... NUCDBON X'40' NUCDBON SET DBCS ON|OFF
0EAF 3759 Bitstring 1 NUCEAF Reserved for future IBM use
0EB0 3760 Address 4 NUCLANGD Default language LANGBLK ptr
0EB4 3764 Address 4 NUCEXSAD Address of exec segment
Fields used by the GLOBAL command to maintain library
lists for MACLIBs, LOADLIBs, DOSLIBs, and TXTLIBs.
The following fields point to the name lists used by GLOBAL.
0EB8 3768 Address 4 NUCMLNAM MACLIB name list address
0EBC 3772 Address 4 NUCLLNAM LOADLIB name list address
0EC0 3776 Address 4 NUCDLNAM DOSLIB name list address
0EC4 3780 Address 4 NUCTLNAM TXTLIB name list address
The following fields point to the lists of directory
pointers used by GLOBAL.
0EC8 3784 Address 4 NUCMLDIR MACLIB directory list address
0ECC 3788 Address 4 NUCLLDIR LOADLIB directory list address
0ED0 3792 Address 4 NUCDLDIR DOSLIB directory list address
0ED4 3796 Signed 4 NUCED4 Reserved for future IBM use
The following fields contain the size (in doublewords) of the
free areas obtained by GLOBAL to keep the name lists and the
directory pointer lists.
0ED8 3800 Signed 4 NUCMLSIZ MACLIB free storage size
0EDC 3804 Signed 4 NUCLLSIZ LOADLIB free storage size
0EE0 3808 Signed 4 NUCDLSIZ DOSLIB free storage size
0EE4 3812 Signed 4 NUCTLSIZ TXTLIB free storage size
The following fields contain the number of GLOBALed libraries
0EE8 3816 Signed 2 NUCMLNUM Number of GLOBALed MACLIBS
0EEA 3818 Signed 2 NUCLLNUM Number of GLOBALed LOADLIBS
0EEC 3820 Signed 2 NUCDLNUM Number of GLOBALed DOSLIBS
0EEE 3822 Signed 2 NUCTLNUM Number of GLOBALed TXTLIBS
Fields for preserving the history information
from the LOAD/INCLUDE/GENMOD process
0EF0 3824 Address 4 NUCHSTDA Address of the buffer that is
used to save history information
from the LOAD/INCLUDE/GENMOD
process.
00001FFE NUCHSTSZ 8190 Size of the history buffer
(NUCHSTDA) in doublewords.
0EF4 3828 Address 4 NUCHSTPO Pointer to the next available
space in the history buffer
(NUCHSTDA).
0EF8 3832 Address 4 NUCLANSS Current language DCSS address
The following field is used for internal queue management.
0EFC 3836 Address 4 NUCSCRQA Anchor for Queue Manager
The following fields are used for internal storage pools.
0F00 3840 Address 4 NUCSMSTA Queue Mgr message blocks
0F04 3844 Address 4 NUCSMSTB Queue Mgr control blocks
0F08 3848 Address 4 NUCSMSTC Window/Vscreen control blocks
V-cons for fullscreen CMS attn-hit & write-pending routines.
0F0C 3852 Address 4 NUCWEXWR DMSWEXWR - fullscreen refresh
0F10 3856 Address 4 NUCWEXRD DMSWEXRD - fullscreen attn
0F14 3860 Address 4 NUCAPAR Address of command parser
0F18 3864 Address 4 NUCCIOBF Addr of I/O buffer for DMSCIO
0F1C 3868 Address 4 NUCASTTV Addr of VALIDATE routine
0F20 3872 Address 4 NUCAXADT Addr of ADT index
0F24 3876 Address 4 NUCALADR Addr of ADT release routine
0F28 3880 Signed 4 NUCGETHI Highest value of MAINHIGH
0F2C 3884 Signed 4 NUCF2C Reserved for future IBM use
0F30 3888 Address 4 NUCCSFFN High-order byte indicator and
FILENAME address
0F34 3892 Address 4 NUCADIE CMS termination address
0F38 3896 Character 8 NUCINSTS ' Installation segment name
Amount of system storage, in doublewords, allocated for the
Window Manager storage pool and pending messages enqueued.
These values are used to reconcile system storage during
abend recovery.
0F40 3904 Signed 4 NUCSMPST Storage pool storage allocated
0F44 3908 Signed 4 NUCSMQST Pending messages enqueued
0F48 3912 Address 4 NUCWVTIX Addr. of Vscreen WAIT routine
0F4C 3916 Address 4 NUCWVXPI WRITE Vscreen pgm. interface
0F50 3920 Address 4 NUCWMX XEDIT interface for windowing
0F54 3924 Address 4 NUCDSXR Data Space Exception Exit Addr
0F58 3928 Address 4 NUCMCXR Machine Check Exit Addr
0F5C 3932 Address 4 NUCSPCBK Anchor for data space structures
0F60 3936 Address 4 NUCMGM Address of CMS message module
0F64 3940 Character 8 NUCFMPFN Fullmap file name
0F6C 3948 Address 4 NUCDIAB REXX I/O support anchor
0F70 3952 Signed 4 NUCRXSOK RXSOCKET debug ptr
0F74 3956 Signed 4 NUCF74 Reserved for future IBM use
0F78 3960 Signed 4 NUCF78 Reserved for future IBM use
0F7C 3964 Signed 4 NUCF7C Reserved for future IBM use
0F80 3968 Address 4 NUCMCACH Pointer for message cache
0F84 3972 Signed 4 TIMRSAVE Timer Save Area
0F88 3976 Address 4 NUCVMGUI VM GUI Global Work Area Address
0F8C 3980 Address 4 NUCRXWK REXX Global Work Area Address
0F90 3984 Signed 4 NUCCSLS0 Reg save area for CSL Direct call
0F94 3988 Signed 4 NUCCSLS1 Reg save area for CSL Direct call
0F98 3992 Signed 4 NUCCSLS2 Reg save area for CSL Direct call
0F9C 3996 Signed 4 NUCCSLS3 Reg save area for CSL Direct call
0FA0 4000 Signed 4 NUCCSLS4 Reg save area for CSL Direct call
0FA4 4004 Signed 4 NUCCSLTB Traceback address for Direct call
0FA8 4008 Character 8 NUCFTYPE Save area for FILETYPE
0FB0 4016 Character 8 NUCMTSEG ' Name of VMMTLIB segment
0FB8 4024 Signed 4 NUCFB8 Reserved for future IBM use
0FBC 4028 Signed 4 NUCFBC Reserved for future IBM use
0FC0 4032 Signed 4 NUCFC0 Reserved for future IBM use
0FC4 4036 Address 4 OSTXTBUF The size of the buffer in storage
to use before OSLOADing TEXT
Initialized to X'50000'
0FC8 4040 Address 4 NUCWDBA CMS defaul debugger
0FCC 4044 Signed 4 NUCFCC BFS FSSM Anchor
0FD0 4048 Signed 4 NUCFD0 Reserved for future IBM use
0FD4 4052 Signed 4 NUCFD4 Reserved for future IBM use
0FD8 4056 Signed 4 NUCFD8 Reserved for future IBM use
0FDC 4060 Signed 4 NUCFDC Reserved for future IBM use
0FE0 4064 Signed 4 NUCFE0 Reserved for future IBM use
0FE4 4068 Signed 4 NUCFE4 Reserved for future IBM use
0FE8 4072 Signed 4 NUCFE8 Reserved for future IBM use
0FEC 4076 Signed 4 NUCFEC Reserved for future IBM use
0FF0 4080 Signed 4 NUCFF0 Reserved for future IBM use
0FF4 4084 Signed 4 NUCFF4 Reserved for future IBM use
0FF8 4088 Signed 4 NUCFF8 Reserved for future IBM use
0FFC 4092 Signed 4 NUCFFC Reserved for future IBM use
1000 4096 Dbl-Word 8 * (0) Align end of NUCON
00001000 NUCONLEN *-NUCON Length of NUCON in bytes
| |