F
FB-512 device information
obtained with QUERY command (5748-IX8) 116
obtained with QUERY command l2148-XE1) 116
FB-512 devices
tracing CCW information. (5748-XX8) 163
tracing CCW information (5748-XE1) 163 FCB operand
of CHANGE command (CP) 49
of LOADVFCB command (CP) 95
of SPOOL command (CP) 141
FILE operand, of TAG command (CP) 154
files
changing the spool class of 49
changing the spoolid for 49 closing 53
distribution code for 49
holding before output processing 49
holding from further processing 53,141
holding via CLOSE 141
purging 53,141
purging via SPOOL 141
reclaiminq 166
reordering closed spool 'files 105 spool, changing filename for 49
terminating processing of 53
transferring to another user 141
transmitting to a virtual reader 166
FILES operand, of QUERY command (CP) 110 • first-level storage, requesting via DISPLAY command (CP) 76 FLASH operand
of CHANGE command (CP) 49
of SPOOL command (CP) 141
floating-point registers
changing your virtual machine 150 . displaying 74
printing 80 FLUSH, command (CP), summary 173
fnft operand, of CLOSE command (CP) 53 FOR operand, of SPOOL command (CP) 141 FORCE, command (CP), summary 173 FORMAT vmtype operand, VMDUMP command 169
forms controls for a virtual pr inter,
specifying 95
FREE, command (CP), summary 173 FROM operand, of TRANSFER command (CP) 166
G
general registers
changing in your virtual machine 150 displaying 74
printing 80 . general user, described 8
GRAFoperand
H
of DEFINE command (CP) 60 of QUERY command (CP) 110 HALT, command (CP), summary 173
halting, execution at an instruction
address 45
handshaking, control of VM/VS 129
hexloc operand . of ADSTOP command (CP) 45
of BEGIN command (CP) 48
hexloc1 operand, VMDUMP co.mand 169
hexloc2 operand,' VMDUMP coamand 169
hiding your password 99
highlighting 3270 terminal display 160. 3270 terminal display (5748-XE1) 160.1 HILIGHT operand
of TERMINAL command .(CP) (5748-XX8) 157
of TERMINAL command (CP) (5748-XE!) 157 HOLD, command (CP), summary 173 HOLD operand
of CHANGE command (CPl 49 of CLOSE command (CP) 53
of DISCONN command (CP) 72 of LOGOFF command (CP) 97
of SPOOL command (CP) 141
holding
a file before output processing 49
files by user hold status 141
files from further processing 53,141
I IMSG operand, of SET cOllmand (CP) 129 INDEX operand, for LOADVFCB coamand (CP) 95 INDICATE command (CP) attached processor load indication
85
described 85 LOAD operand 85
summary 173 USER operand 85
initial program load (IPt) automatic, suppression of 99
of a virtual machine operating system 88 .
stopping 88
input/output operations, tracing 161 INSTRUCT operand, of TRlCE co •• and (CP)
161
internal print file duplication, by 3800 printer 49
interpreting, Figure 4 8
interrupt codes X'1004', clock comparator 24 X' 1005
1
, CPU timer 24 interruptions, simulating 24' interrupts
clearing from a virtual machine 127
device-end, specifyingyirtual 125
external,sillulating 84 . for a virtual aachine 126
range of external codes 84 .tracing 161 I/O devices, virtual, defining for your
virtual machine 60 1/0 o·perancf, of TRACE cOllmand (CP) 161
IPL
command (CP) CLEAR operand 88
described 88
Index 189

nnnnnn operand (5748-XX8) 88
nnnnnn operand (5748-XE1) 88 NOCLEAR operand 88 PARM operand 88 STOP operand 88
summary 173
vaddr operand 88 IPL command (CP), for named systems 89 ISAM operand, of SET command (CP) 129
K
keys
L
program function, controlling 129
storage
displaying 74
printing 80 line editing symbols, controlling 129
line length, controlling at your terminal
157
LINE operand, of DEFINE command (CP) 60 LINEDEL operand, of TERMINAL command (CP) 157
LINEDIT operand, of SET command (CP) 129
LINEND operand, of TERMINAL command (CP) 157 LINES operand, of QUERY command (CP) 110 LINESIZE operand, of TERMINAL command (CP) 157
LINK
command (CP) described 91
password operand 91
summary 173
userid operand 91
vaddr operand 91
LINK command (CP)
bat'ch job restrictions 91
pass wor ds 91 2305 restrictions 91
linking, a device to your virtual machine
91 LINKS operand, of QUERY command (CP) 110 load key, simulation of via IPL command (CP) 88 LOAD operand, of INDICATE commmand 85 LOADBUF, command (CP), summary 173
loading, an operating system 21
loading a system
with a block address
at IPL 88
at IPL (5748-XE1) 88 LOADVFCB command (CP) described 95
FCB operand 95 INDEX operand 95
summary 174
vaddr operand 95 LOCATE, command (CP), summary 174 LOCK, command (CP), summary 174
logging off of your virtual machine 97
logging on your virtual machine 99
logical editing symbols
altering 157
controlling 157
controlling use of 129
logically connected terminal 70 LOGMSG operand, of QUERY command (CP) 123 LOGOFF command (CP) described 97 HOLD operand 97
summary 174
logon, affinity setting effect 99 LOGON cOllmand (CP) described 99 MASK operand 99 NOIPL operand 99
password operand 99
summary 174
userid operand 99
logon procedure, hiding your password
during 99
lowercase operands (vaddr, userid,
spoolid), described 8 M MASK operand
of LOGON command (CP) 99
of TER!lINAL command (CP) 157 masking of passwords, controlling 157
password during logon 99 !lass Storage Systells MESSAGE command (CP) * operand 102 described 102 msgtext operand 102 OPERATOR operand 102 sUllllary 174
userid operand 102 message handling, error, handling 129
messages
controlling transmission of 129
sending to other users 102 !lIGRATE, command (CP), summary (5748-XE1) 174 MODE operand, of TER!lINAL command (CP) 157 !lODIFY operand
of CHANGE command (CP) 49
of SPOOL cOllmand (CP) 141
modifying
spooling control options 141 storage, using ADSTOP com.and (CP) 45
virtual device attributes 141 !lONITOR, command (CP), summary 174 !lSG operand, of SET command (CP) 129 MSGNOH, command (CP), summary 174
msgte rt operand
for MESSAGE command (CP) 102 of SMSG co.mand (CP) 140 MSS, virtual volumes, defined with DEFINE
command (CP) 60 190 IBM VM/370 CP Command Reference for General Users