file status tables, CMS 2-86
file system CMS, management 2-86
manipulaticn commands 2-85
FILEDEF command 2-46 AUXPROC option 2-47
de fin i n g 0 S da ta se t s 2- 46
flow 2-131
files, os fcrma t, support of 2-42
FIND macro 2-39
first chain link format 2-89
first command processing, CMS 2-60 format DMSEXS macro, CMS 2-112 DMSFRES macros, eMS 2-111 DMSKSY macro, eMS 2-111
first chain link, in CMS 2-89
nth chain link, in CMS 2-89
system save area 2-70 user save area 2-70 free chain element format 2-103 free storage
allocation 2-100 management 2-99 CMS 2-14,2-99 pJinters 2-100 nucleus, allocation of 2-104
pointers, DMSFREE 2-101 user, allocation of 2-104 free storage table FREETAo 2-101 NUCCODE 2-101 SYSCODE 2-101 TRNCODE 2-101 USARCODE 2-101 USERCODE 2- 101 FREEDBUF macro 2-41
FREEMAIN macro 2-38 FREEPOOL macro 2-39 FREETAB free storage table 2-101 functional area, overview, eMS 2-52
G
GENCB processing 2-120 GET macro 2-43
GETMAIN
allocated storage 2-105 free element chain 2-17
free storage
allocation 2-100 management pointers 2-100 GETMAIN/FREEMAIN macros 2-39
simulation 2-17
GETMAIN macro 2-38 GETPOOL macro 2-39
H
HALT option 2-242 AUSERRST NUCON field 2-242
handling OS files
on CMS disks 2-36
on CS or Des disks 2-36
high-core nucleus chain 2-101 high-core user chain 2-101 I ICS card routine 2-73
operation 2-73 IDENTIFY macro 2-40 ini tializ at ion CMS virtual machine 2-57 eMS/DOS, for as processing 2-119 DMSINS module 2-58 DOS 2-137
for OS SYC handling, 2-59
of a named svstem 2-60 of a saved system 2-60 storage constant, eMS 2-58
system table, CMS 2-58
input restrictions, loader 2-85
input/output I/O) interactive console environment, eMS 2-62
interrupt handling CMS 2-7 input/oatput interrupts 2-8 SYC interrupts 2-7
terminal interrupts 2-9 DMSITS 2-7
external interrupts 2-10 machine check interrupts 2-10 program interrupts 2-9
reader/punch/printer interrupts 2-9
user-controlled device interrupts 2-9
interrupts, processing 2-98
introduction, eMS 2-2 IN'ISYC 2-26 I/O disk, CMS 2-98
interrupt, in CMS 2-8
macros, OS YSAM, simulation of 2-120 I/O control flow, CMS 2-95 I/O operations, eMS 2-94 IPt command processing
K
key AUTOCR 2-58,2-242 CMS 2-58
real PSW 2-108 real storage 2-108 virtual PSi 2-108 virtual storage 2-108 keys, storage protection 2-107 2-258 IBM YM/370 System Logic and Problem Determination Guide--Volume 2

L
label to module cross reference, CMS 2-189 LIBRARY control card 2-81 LINK macro 2-38
linkage conventions 2-66 SiCs 2-66 LISTDS command flow 2-131 LOAD macro 2-39
loader CMS 2-71
data base 2-83
inFut restrictions 2-85
loader tables, (CMS) 2-14
loading CMS, from card reader 2-57
from card reader, CMS 2-57
text files 2-71 lew-core nucleus chain 2-101 low-core user chain 2- 101 M .achine check, interrupt, in CMS 2-10 macro library CMS 2-241 eMS/DOS 2- 251
macro processing I/O ENDREQ 2-120 ERASE 2-120 GET 2-120 POINT 2-120 PUT 2-120 macros
ccntrol bleck manipulation, VSAM 2-120 GEN::B 2-120 MODCB 2-120 OS OS (Opera ting System), macros) SHO WCB 2- 120 TESTCB 2-120 maintaining interactive session, CMS 2-62
master file directory CMS 2-90 structure 2-92
miscellaneous CMS functions 2-148 MODCB processing 2-120 module entry Foint directory, CMS 2-157
module to label cross reference, CMS 2-169 MOVEFILE comma nd flow 2-131
N
named system initialization 2-60 nen-CM S cFera ti ng en vironmen ts 2-113 NOTE macro 2- 41 Nth chain link, format 2-89
nucleus
free storage, allocation 2-104 storage copy of 2-58
nucleus (CMS) 2-13
o OPEN, OS VSAM, simulation of 2-119 OPEN/OPENJ macros 2-40 operating environments non-CMS 2-113
access method support for 2-113
operation
of DMSINT 2-64
of DMSITS 2-65
organization, virtual disk 2-88 OS (Operating System) control block functions, CMS simulation
of 2-123
data management simulation 2-35
data sets, reading 2-45
formatted files 2-42
handling
files on eMS disks 2-36
files on OS or DOS disks 2-36
macros
ABEND 2-39
ATTACH 2-40 BLDL 2-39 ESP 2-41 CHAP 2-40 CHECK 2-42 CHKPT 2-41 CLOSE/TCLOSE 2-40 DCB 2-42
DELETE 2-39
DEQ 2-40 descriptions of 2-31
DETACH 2-41 DEVTYPE 2-40 ENQ 2-41 EXI'I 2-38 EXTRACT 2-40 FEOV 2-40 FIND 2-39 FREEDBUF 2-41 FREEMAIN 2-38
FREE POOL 2-39
GET 2-43
GE'l'MAIN 2-38
GET MAIN/FREE MAIN 2-39 GETPOOL 2-39 IDENTIFY 2-40 LINK 2-38 LOAD 2-39 NOTE 2-41 OPEN/OPENJ 2-40 Index 2-259