RDBVELOK Hexadecimal Field
tisplacement Name 5
6
7
8
C 10 14
18 20 24
28
2C 2B 30 36
38 40 44 RDBVFLAG DS §.i1.§ RDBYSKUP BQU RDBVPRBF BQU RDEVSYS EQU RDBVOWN BQU RDBVf!OUT BQU RDBV333V BQU RDBVSBL BQU RDBVPSUP BQU RDBVPRBP BQU RDBVACTV BQU RDBVIDNT BQU RDEVBNAB BQU RDEVHIO BQU RDEVDISB BQU RDEVEPMD BQU RDEVDRAN EQU RDEVTERf! EQU RDEVACNT BQU RDEVSPAC EQU RDBVRSTR BQU RDEVBACK EQU RDEVSBP EQU RDEVLOAD BQU RDBVLNCP EQU RDEVLCBP BQU RDEVSLOW BQU _E_QtJ RDBVWAIT BQU RDEVBPLN BQU RDEVRCVY BQU RDEVTBTU EQU RDEVTYPC DS RDEVTYPE DS RDBVFIOB DS RDBVLIOB DS RDEVCUA DS RDBVCUB DS RDBVQUED DS RDEVIOCT DS RDBVAIOB DS RDBVUSER DS RDEVATT DS RDBVCYL DS RDBVSER DS RDEVLNKS DS RDBVTCTL DS RDEVTf!AT DS RDEVQCNT DS 1X in RDEVFLAG --X'80'-- X'40' X'20' X'10' X'OS' X'04' X'02' X'SO' X'40' X'20' X'10' X'OS' X'04' X'02' X'01' X'SO' X'40' X'20' X'10' X'08' X'04' X'02' X'01' X'SO' X'40' X'20' X_'10' X'OS' X'04' X'02' X'01' 1X 1X 1F
1F
1F
1F
1D
1F
1F
1F
1H
1H
CL6
1H SX 1F 1X R*2
R*3
R*4
R*5
Field Description, contents, Meaning Device flags, device dependent DASD - ascending order seek tASt - volume preferred for Fag1ng tAS! - attached to system DAst - Cp-owned volume tASt - volume mounted, not attached DASt - volume dedicated as 3330V :CASI - device selected for fount
Console -terminal has print sUFFress Consele -terminal executing FREPARB command Console - ICBLOK pending; queue request
Console -2741 terminal cede identified
Console -device is enabled
Console - next interrupt from a Halt I/O Console - device is to be disabled
Console - 370x NCP resource in EP mode Spooling - device output drained Spooling - device output terminated
Spooling -device busy with acceunting Spooling - force printer te single sFace Spooling - restart current file Spooling - tackspace the current file Spooling - print/punch job seFarator Spooling - UCS buffer verified Special - network control Frogram active Special - 270x Bmulatien program active Special - 370x in buffer slowdown mode _Sl>_e_cJaJ - Special - ICBLOK pending; queue requests Special - emulator lines in use by system Special - automatic dump/lcad process active Special - BTU trace requested Device type class (see "Appendix A. CP and Rses Equate Symbols") Device type (see "Appendix A. CP and RSCS Equate Symbols") Pointer to first IeBLOK queued
Pointer to last IOELeK queued Pointer to RCUBLOK - interface A Pointer to RCUBLOK - interface E IOELeK queued time - TOD clock units
Device I/O count
Active IOELeK Pointer to VMBLeK of dedicated user
Attached virtual address DASI - current cylinder location
Device volume serial number DASI - number of links to this disk S device-dependent terminal ccntrol bytes
Device attached time - TCD clcck word 0 Number of queued ICBLeKs
86 IBf! VM/370 Data Areas and Control Block Logic

Hexadecimal Field
Displacement Name
45
46
47
48
4C 50 52
54 RDEVSTA2 DS !!it§ RDEVRACT EQU RDEVBUCH EQU RDEVCONC EQU RDEVDROP EQU RDEVALT EQU RDEVSYBC EQU RDEVPURG EQU RETRYSi EQU RDEVMDL DS RDEVFTR DS RDEVIOER DS RDEVCTRS DS RDEVNAME DS RDEVRSV1 DS RDEVIOBL DS 1X in RDEVSTA2 -xi 8o.-- X'40' X'20' X'10' x'08' X'04' X'02' X'01' 1X 1X IF 1F
1H
1H
1F
R*6
R*7
R*8
Field Description, Contents, !eaning tevice status (byte 2)
Active device is being reset Device is busy with the channel
Contingent connection present Logdrop or loghold indicated
Alternate path device
Attention signal during active I/O 3800 - Purge files in error Retry count switch tevice model number
Device feature code RDEVELCK Pointer to IOERELOK for last CP error
Pointer to error counter centrol block
Real device name
Reserved for IB! use IOELCK queue lock RDEVSIZE EQU (*-RDEVELOK)/8 RDEVELOK size in doutlevords (X'OB') 28
2C
38
3C 40 3C
2E 30 18
1C
28
2C
2D
2E
2F 30 34
38 40 18
1C
38 ORG RDEVALLN DS RDEVCODE DS ORG RDEVPAGE DS RDEVRECS DS RDEVPNT DS RDEVDCTL DS RDEVUSER 1F
1H RDEVTCTL 1F
1F
1F 1F ORG RDEVCYL RDEVCORD DS 1H RDEVGRTB DS 1F Unit ORG RDEVQUED RDEVSPL DS 1F RDEVCLAS DS 4C ORG RDEVUSER RDEVDELP DS A RDEVCURP DS 1X DS 1X RDEVlUXP DS 1X RDEVFSEP DS 1X RDEVXSEP DS CL4 RDEVEXTN DS 1A RDEVIMAG DS CL8 RDEVOVLY DS CL4 X9f CRG RDEVQUED RDEVCON DS 1F RDEVAIRA DS 1F ORG RDEVTCTL RDEVRCNT DS 1H
Anchor for ALOCELOK chain fer this device
Device code - SYSOWNED index
Anchor for RECBLCK chain fer faging Anchor for RECBLOK chain fcr speoling
Pointer to next RDEVELCK fer allecation
Pointer to tRU!TIBL control block Current line coordinates
Address of table of CCis and data streams
Pointer to active RSPLCTL bleck
Device class(es)
Anchor for delay purge queue
Current page length in half inches
Reserved for IB! use Maximum numter of entries in delay purge queue
Function control block for sefarator page (6, 8, or 12) Name of character arrange.ent table fer the
separator page Pointer to the 3800 extension Name of current image library Name of current forms overlay
Pointer to CONTASK list
Attention interrupt return address
Start/stop line retry count
Section 1. CP Data Areas and Centrol Blocks 87