VMBLOK Hexadecimal Field
Displacement Name
5F 60 61
62 VMMLEVEL DS !t!1§ VMMSGON EQU VMWNGON BQU VMMCODE BQU VMMTEXT BQU VMMLINBD BQU VMMACCON BQU VMMCPENV EQU VMMSTMP BQU VMQLEVEL DS VMQ1 EQU VMCOMP EQU VMHIPRI EQU VMLOPRI EQU VMAEX EQU VMAEXP EQU VMQ3 EQU VMDROP1 EQU VMFS EQU VMCLEVEL DS VMCLASSA EQU VMCLASSB EQU VMCLASSC EQU VMCLASSD BQU VMCLASSE EQU VMCLASSF BQU VMCLASSG EQU VMCLASSH BQU VMTLEVEL DS 1X in VMMLEVEL --X'80'---- X'40' X'20' X'10' X'08' X'04' X'02' X'01' 1X !ll X'80' X'40' X'20' X'10' X'08' X'04' X'02' X'02' X'01' 1X in VMCLEVBL --X'80'---- X'40' X'20' X'10' X'08' X'04' X'02' X'01' 1X in VMTLBVEL VMTON EQU --X'80'---- VMRON EQU X'40' VMCPUTMR BQU 1'20' VMSTMPI EQU VMSTMPT BQU VMTMRINT EQU X'08' X'04' X'01' Field Description, Contents, Meaning V*12 Message level
Receiving messages
Receiving warnings
Receiving error message codes
Receiving texts of error messages Line editing on
Receiving accounting information
Terminal in CP .ode
Time stamp desired on conscle output V*13 Queue level Virtual machine is interactive Virtual machine is compute bound Virtual machine is highest Friority Virtual machine is lowest Frierity Virtual machine is assured execution Virtual macbine is assured percentage Virtual machine using multiple Q2. Note
that this bit is used only by the fair
share scheduler. Virtual machine droPIed frem Q1. This
bit is used only by the standard scheduler. Using more than fair share flag V*14 Command level
Privilege Class A functions
privilege Class B functions
privilege Class C functions
privilege Class D functions
privilege Class E functions Privilege Class F functions Privilege Class G functions
Reserved for IBM use V*15 Timer level Virtual timer running Virtual real timer running Virtual processor timer in real processor ti.er Virtual interval timer request queued Virtual processor timer request queued
Interrupt from processor real timer pending !2! VMTIDLE EQU VMTON Processor timer contains idle wait state time VMTPAGE BQU VMRON Processor timer contains systell Fage wait time VMTIONT BQU VMSTMPI Processor timer contains I/O wait state time
124 IBM VM/370 Data Areas and Control Block Logic

Hexadecimal Field
tisplacement Name
63
64
68
69 6A 6C 70 78 80 88 90 98
9E
9F AO A4
A8 BO FO 110 118 120 128 12C 130 132
134
138 13C 140 144
148 150 152
154
156
158
15A 15C VMPEND DS VMDEFSTK EQU VMPERPND EQU VMPRGPND EQU VMSVCPND EQU VMPGPND EQU VMIOPND EQU VMEXTPND EQU VMLOCKER DS VMFSTAT DS VMFBMX EQU VMFAUTO EQU VMFVTMR EQU VMNPiDCL EQU VMMLVL2 DS VMIOINT DS VMTI!!ER DS VMVTIME DS VMTMOUTQ DS VMTTIME DS VMTMINQ DS VMTSOUTQ EQU VMTODINQ DS VMINST DS VMUPRIOR DS VMPSiDCT DS VltTREXT DS VMADSTOP DS VMPSi DS VMGPRS DS VMFPRS DS VMOSER DS VMACNT DS VMDIST DS VMPGREAD DS VMPGiRIT DS VMiCNT DS VMSEGDSP DS VMSTOR DS VMIOCNT DS VMPNCH DS VMLINS DS VMCRDS DS VMCOMND DS VMPDRUM DS VMPDISK DS VMPAGES DS VMPRGIL DS VMDEDCH DS VMQPRIOR DS VMiSPROJ DS 1X in VMPEND X'40' X'20' X'10' X'08' X'02' X'01' 1F 1X in VMFST1T --X'80'--- X'40' X'20' X'04' 1X 1H
1F
1D
1D
1D
1D VMTMINQ 1D
3H
1H 1X iF 1F
1D
16F
4D CL8 CL8 CL8 1F
1F
1H
1H
1F
1F
1F
1F
1F CL8 1H
1H
1H
1H
1H
1H
1H
Field Description, Contents, Meaning V*16 Interrupt pending summary flag
Deferred task wait fer system lock Virtual PER interrupt pending Virtual program interrupt deferred Virtual SVC interrupt deferred Virtual pseudo page fault pending Virtual I/O interrupt pending Virtual external interrupt pending
Ease address of holder of VMLCCK V*19 Virtual machine feature status Virtual block multiplexer channels Autcpcll handshake option in use VMBLeK User requested virtual timer assist enabled Virtual machine requests password suppression V*20 Additional message handling information
Receiving all informational messages I/O interruFt pending flags Virtual timer value - X'50' Virtual processor time used
Time remaining in queue 1 and/or queue 2
Total time while in supervisor state VMTTIME value at entry to queue
Supervisor time allowed (redefine label) TOD clock time stamp at queue entry Virtual machine privileged er tracing
instruction V*17 User priority from directory V*18 Invalid LINK password count Address of extended trace control block
Address of address stop control block Virtual machine PSi Virtual machine general purFose registers Virtual machine floating-peint registers Virtual machine identification Virtual machine accounting number Virtual machine distribution code
Total page reads
Total page writes Page wait count
Displacement of virtual machine SEGTABLE from
start of tlock Permanent storage size (in bytes) Virtual SIO count for nonspooled I/O Virtual card count -spooled punch Virtual line count -spooled Frinter Virtual card count -spooled reader
Last CP command executed
Reserved for IBM use
Reserved for IBM use
Number of real pages currently resident ILC for latest program interrupt Mask for dedicated channel
priority in dispatching queue
Projected working set size
Section 1. CP tata Areas and Contrel Blocks 125