NUCCN Hexadecimal Field £isplacement Name Field Description, Contents, Meaning o
8 10 o
8 10 14
18 20 28 30 38 40 48 4C 50 54
58 60 68 70 78 80 80 90 94
96
98 9C AO CO 160 180 1CO 200 220 260 268
26A 26C 270 274 280 280 288 290 294
298 29C 2AO 2A8 2BO 2B8 IPLPSW DS 1D Initial program load of PSi Initial program load of CCi1 Initial program load of CCi2 IPLCCW1 DS 1D IPLCCi2 DS iD ORG RSTNPSW DS RSTOPSW DS ACMSCVT DS ASYSREF DS EXTOPSW DS SVCOPSW DS PGMOPSW DS MCKOPSW DS IOOPSW DS CSW DS CAW DS NUCRSV1 DS TIMER DS NUCRSV2 DS EXTNPSW DS SVCNPSW DS PGMNPSi DS MCKNPSi DS IONPSW DS CPULOG DS ORG NUCRSV3 DS NUCRSV4 DS MONCLASS DS PERCODE PERADDR MONCODE NUCRSV5 LOWSAVE FPRLOG DS DS DS DS DS DS GPRLOG DS ECRLOG DS .§I.§te.! SYSTEMID DS INSTALID DS SYSNAME DS IPLADDR DS SYSADDR DS DEVICE DS NUCRSV6 DS FEIBM DC DIAGTIME DS ORG CURRDATE DS CURRTIME DS CURRVIRT DS CURRCPUT DS LASTVIRT DS LASTCPUT DS LASTCMND DC PREVCMND DC LASTEXEC DC PREVEXEC DC IPLPSW 1D
1D
1F
1F
1D
1D
1D
1D
1D
1D
1F
1F
1F
1F
1D
1D
1D
1D
1D
48D CPULOG 2D
1F
1H 1H 1F
1F
4D XL160 4D
16F
16F PSi restart new PSi PSi restart old PSi Address of simulated as CVT Address of nucleus address table
External old PSi Supervisor call old PSW Program old PSi Machine-Gheck old PSi Input/output old PSi Channel status word Channel address word
Reserved for IBM use
Interval timer
Reserved for IBM use
External new PSi Supervisor call new PSi Program new PSi Machine-check new PSi Input/output new PSi Processor logout area
Reserved for IBM use
Reserved for IBM use Monitor call class number Progra: event recorder code Program event recorder address MONliOR CALL code
Reserved for IBM use Save area for first 160 bytes of storage
Floating-point register logout area General-purFcse register lcgcut area
Extended control register logout area CL32 System name and date CL64 Installation identification CL8 Name of saved system loaded (via IPL) 1H Address of device loaded (via IFL) 1H Address of system disk
1F Name of device causing last I/O interrupt
1F Reserved for IBM use CL12'FEIBM154067' FE service number CL24 Euffer for tIAGNOSE timer DIAGTIME CL8 CL8 1F
1F
1F
1F CL8' CL8' CL8' CL8' Current date -mm/dd/yy Current time -hh.mm.ss Current elaFsed virtual time used Current elapsed processor time used
previous elapsed virtual time used Previous elapsed processor time used
Last command issued
Next to last command
Last EXEC procedure
Next to last EXEC procedure Section 2. CMS tata Areas and Control Blocks 211
NUCON Hexadecimal Field
Displacement Name 2CO 2C8 2DO 2D8 LASTLMOD DC LASTTMOD DC DATIPCMS DC CLKVALMD DC CLS' , CL8'ACCESS' D'O' D'O' Field Description, Contents, !eaning Last module LOADMOD into .ain storage
Last module LOIDMOD into transient area
Date (am/dd/yy) at last IPL C!S Tille (STCK fora) at midnight (0000 hours) !!,ng !!!!! MACDIRC DC
MACLIBL DC TXLIBSV DC ftACLBSV DC TOTLIBS DC TXTDIRC DC TXTLIBS DC 8A (0) Pointers 2EO 300 34S 34C 350 354
358 3AO 3AO 3A4
3A8
3AC 3BO 3B4
3B8
3BC 440 444
446 44S 44C
44E 450 451
452
454
458
45C 460 464
-------iddress of macro library directories 1SF'-1' F'O' F'O' F'O' A (0) 18F'-1' DUftPLIST DS OD GRS015 DC A (GPRLOG) LOC0116 DC A (LOWSAVE) FIRSTDMP DC A(O) LASTDftP DC A(O) FRS06 DC A (FPRLOG) DftPTIT DC A (DMPTITLE)
DC 4X 'FF' DMPTITLE DC CL132" GLBLTIBL DC F'O' DC H'O' SVCS202 SVC 202 ERRS202 DC A(*+4)
BR 14
DC H' 0' !!.!!§ BATRUN EQU BATLOAD EQU BATBOEI EQU BATRERR EQU BATCPEX EQU BATUSEX EQU BATMOVE EQU BATTERM EQU BATFLAG2 DC !!.!!§ BATXLIM EQU BATXCPU EQU BATXPRT EQU BATXPUN EQU BATDCMS EQU BATIPLSS EQU BATSTOP EQU BATSYSAB EQU DC
in BATFLIGS --X'80'---- 1'40' X'20' X'10' X'OS' X'04' X'02' X'01' 1X'00' in BATPLAG2 --X'80'---- X'40' X'20' X'10' X'OS' X'04' X'02' X'01' 2X'00' A*2 ABATPROC DC A(O) ABATABBD DC A(O) ABATLlftT DC A(O) AUSERST DC A(O) DC 2F'0' Current macro library nalles
Library save area for TXTLIES Library save area for MICLIES Total global chains (in bytes)
Address of TEXT library directories
Current TEXT library nalles DEEUG DUMP PLIST Address of GPR save area
Address of low storage save area
Address of first location to dumF Address of last location to dU.F Address of PPR save area
Address of duap title line
Reserved for IBft use DUllp title line
Reserved for IBM use Used for alignment COli. on SVC for reentrant ccde User will fill if necessary
Return to caller
Reserved for IBft use
Batch flags
Batch monitor running
Loading batch processor Suppress user job execution
Batch reader error
CP co •• and executing User job executing MOVEPILE executing from terminal User job being flushed More batch flags User job limit exceeded
Processor time exceeded
No. of printed lines exceeded
No. of punched cards exceeded Disabled CMS co.mand called
Batch loading (via IPL) saved system
Batch stopping after current job System abnormal termination
in process
Reserved for IBM use Main entry User job abend entry User job limits table Virtual machine restart entry point
Reserved for IBM use
212 IBM VM/310 Data Areas and Control Block Logic
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