## CMS Data Areas and Control Blocks
Ver 7, Rel 2.0

#### Control Blocks, A to Z $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | Programming Interface Information: These web pages primarily document information that is NOT intended to be used as a Programming Interface of z/VM. These web pages also document intended Programming Interfaces that allow the customer to write programs to obtain the services of z/VM. This information is identified where it occurs by an introductory statement.

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       $Top of page  None
       ATop of page  ABWSECT      - Abend Recovery Workspace
      ADTDSECT     -
      ADTSECT      - Active Disk Table
      AFTSECT      - bilingual AFT macro
      ANCHSECT     - Anchor Table
      AVRADR       - Volume and Device Characteristics
      AWL          - Structure for anchor manip in nucon
       BTop of page  BATLSECT     - CMS Batch User Job Limits
      BBOXADR      - Boundary Box Addresses
      BGCOM        - VSE Partition Communication Region
       CTop of page  CDBOVL       - COMDIR CONTROL BLOCK
      CDEV         - CONSOLE DEVICE TABLE MAPPING
      CKP_HDR      - Checkpoint data header
      CMSTAXE      - Terminal Attention Exit Element
      COMCLIST     - PROP NODE LIST FOR COMMUNICATIONS CHECKING
      CQYSECT      - CONSOLE QUERY MAPPING
      CVTSECT      - Communications Vector Table
      CVTXTNT2     - Communications Vector Table
       DTop of page  DBGSECT      - Debug Work Area
      DCD          - Dispatch Class Descriptor
      DCHSECT      - Data Control Hyperblock
      DEPBLK       - Detailed Error Passback (DEP) Block
      DEPERSB      - DEP Error Sub Block Mapping
      DEVSECT      - Device Table Entry Mapping
      DEVTAB       - Bilingual DEVTAB macro
      DIOSECT      - Disk I/O Work Area
      DIRSECT      - CMS PDS Directory Entry
      DMSCCB       - Command Control Block
      DMSCDB       - COMDIR CONTROL BLOCK
      DMSFATTR     - File Attribute Stack Macro
      DMSFSERR     - FS Error Table Mapping Macro
      DMSSFHDR     - Saved File Directory Header
      DMSVIPWK     - CMS VSAM Interface Work Area
      DOSSECT      - DOS Simulation Control Block
      DTFSD        - Open DTF Map
      DTFX         - DTF Extension
       ETop of page  EPLIST       - Extended Parameter List DSECT
      EXCPW        - VSE EXCP Work Area
      EXHD         - Map extra header record to format
      EXILIST      - SFS Exit General Data Buffer mapping macro
      EXISBLK      - EXECs in Storage Control Block
      EXITBUFF     - SFS Exit General Data Buffer mapping macro
      EXITFSRW     - SFS Exit General Data Buffer mapping macro
      EXTSECT      - External Interrupt Work Area
      EXTUAREA     - External Interrupt User Area.
       FTop of page  FBLOCK       - EXEC File Execution Control Block
      FCBSECT      - Simulated OS Control Blocks
      FCHTAB       - Fetch Table
      FNSDT        - Date/Time Workarea DSECT
      FPERROR      - Filepool Extended Error Information
      FQDN         - FULLY QUALIFIED DIRECTORY NAME (FQDN)
      FRWRK        - Master control block for storage management
      FSCBD        - File System Control Block
      FSEENTRY     - SFS Error Mapping Entry Table
      FSTD         - File Status Table DSECT
      FSTSECT      - bilingual FSTB macro
      FUBSECT      - File Space Usage Block
      FVSECT       - Fixed Variable Storage Work Area
       GTop of page  None
       HTop of page  HASHTAB      - Hash Table Complex
      HDRBK        - Free storage element header
      HYPMAP       - Hyperblock Mapping Table
       ITop of page  IHADECB      - DATA EVENT CONTROL BLOCKS FOR
      IJJHCPL      - Common VTOC Handler Parameter List
      IJJHDLST     - Volume Descriptor List
      IJJHFMT1     - Format 1 Label
      IMMBLOK      - Immediate Command Support
      IMWKSECT     - Immediate Command Work Area
      INTBLOK      - I/O Interrupt Block
      IOCON        - Console I/O Workarea
      IOSECT       - I/O Interrupt Save Area
      IUCVIDBK     - IUCV or APPC Program Identification Block
      IUCVPTBK     - Path descriptive information
      IUCVTAB      - IUCV Control Block
       JTop of page  JNEPL        - Namelist user exit plist
       KTop of page  KDFH         - A Kernel DSA Frame Header
      KDSA         - A Kernel DSA
      KEYSECT      - Disk Key Table DSECT for BDAM Simulation
      KGAA         - Kernel Global Storage Mapping for Assembler
      KRAB         - Kernel run-time anchor block (one per thread)
       LTop of page  LABREC       - DLBL/Extent Record
      LABSECT      - Tape Label Information
      LANGBLK      - CMS Language Control Block
      LDRST        - Loader Storage Area
      LFSPL        - mapping of an FSTLKP plist
      LIBSECT      - CMS PDS Header
      LINKBLK      - Link Block
      LMDBLOK      - Language manager descriptor
      LOCKTAB      - Lock/Unlock Resource Table
      LOGFBFMT     - PROP LOG/FEEDBACK FILE ENTRY
      LPLDCT       - Label Macro Parameter List
      LRDD         - LINERD Data Descriptor
      LUBPR        - Logical Unit Block Table
      LUBTAB       - Logical Unit Block Table
      LWRD         - LINEWRT Data Descriptor
       MTop of page  MODHDCB      - Module Header Control Block
       NTop of page  NUCON        - Nucleus Constant Area
       OTop of page  OCTS         - Open/Close Transient SVA Parameter List
      ODT          - Open Directory Table
      OIDBLOK      - PROP Output Identifier Block
      OPSECT       - Major CSECT for All I/O Operation Lists
      OSFST        - OS File Status Table
      OUTPL        - OUTput options PList (control block)
       PTop of page  PARMLIST     - PROP ACTION ROUTINE PARAMETER LIST
      PARSERCB     - Interface to the Parsing Facility
      PARSERUF     - Parser User Function Parameter Block
      PATH         - PATH TABLE MAPPING
      PDCB         - PARSED DIRID CONTROL BLOCK (PDCB)
      PDSSECT      - Directory Table for BPAM Simulation
      PGMSECT      - Program Interrupt Work Area
      PIBADR       - Program Information Block
      PIB2TAB      - Program Information Block Extension
      PLD          - Processor Local Data
      PMXMBLOK     - PROP PMX MESSAGE BLOCK
      PROPCOM      - PROP SUPPORT DSECTS AND COMMON BLOCKS
      PROPTAB      - PROP Routing Table File Entry
      PSD          - PSD -- header plus process management stuff
      PUBADR       - Physical Unit Block Table
      PVCENTRY     - Parser Validation Code mapping
       QTop of page  QBLK_ENTRBlo - checkpoint data entry
      QEL          - PROP QUEUED MESSAGE ELEMENT MAPPING
      QSUS_ENTRSus - checkpoint data entry
       RTop of page  REFCB        - Reference Table (REFTBL) Entry
      RTDSECT      - PROP ROUTING TABLE ENTRY
      RTXSBFLD     - PROP ROUTING TABLE TEXT SUBFIELD
       STop of page  SCBLOCK      - Subcommand Control Block
      SCRCB        - Session Manager Control Block
      SDSCA        - MAPPING OF SDSCA
      SFSCB        - Shared File System Control Block
      SGMTEXIT     - Shared Segment Management User Exit
      SHVBLOCK     - Control BLocks for accessing shared variables
      SPPL         - SUBPOOL parameter list macro
      SPSACCLEVMAP - OF SDSCA
      SPSACF       - MAPPING OF SDSCA
      SPSALLI      - MAPPING OF SDSCA
      SPSASSIGNMAP - OF SDSCA
      SPSASSRELMAP - OF SDSCA
      SPSATTR      - MAPPING OF SDSCA
      SPSAUTH      - MAPPING OF SDSCA
      SPSBGID      - MAPPING OF SDSCA
      SPSBKUPDEMAP - OF SDSCA
      SPSBKUPFTMAP - OF SDSCA
      SPSBUFA      - MAPPING OF SDSCA
      SPSBUFL      - MAPPING OF SDSCA
      SPSBUID      - MAPPING OF SDSCA
      SPSCA        - MAPPING OF SDSCA
      SPSCATSP     - MAPPING OF SDSCA
      SPSCBUFA     - MAPPING OF SDSCA
      SPSCDATE_CEN -
      SPSCDATI     - MAPPING OF SDSCA
      SPSCISFCAMAP - OF SDSCA
      SPSCLEN      - MAPPING OF SDSCA
      SPSCOMIT     - MAPPING OF SDSCA
      SPSCTIME     - MAPPING OF SDSCA
      SPSDATE      - MAPPING OF SDSCA
      SPSDATE_CENT -
      SPSDATSPAMAP - OF SDSCA
      SPSDETACHMAP - OF SDSCA
      SPSDEVTYPMAP - OF SDSCA
      SPSDIRCNRMAP - OF SDSCA
      SPSDIRL      - MAPPING OF SDSCA
      SPSDOIDL     - MAPPING OF SDSCA
      SPSDOLR      - MAPPING OF SDSCA
      SPSDOLR_CENT -
      SPSDOLRI     - MAPPING OF SDSCA
      SPSDOUTA     - MAPPING OF SDSCA
      SPSDRAFI     - MAPPING OF SDSCA
      SPSDRA1      - MAPPING OF SDSCA
      SPSDRA2      - MAPPING OF SDSCA
      SPSDRA3      - MAPPING OF SDSCA
      SPSDSET      - MAPPING OF SDSCA
      SPSECBADRMAP - OF SDSCA
      SPSEMPTY     - MAPPING OF SDSCA
      SPSEOCREAMAP - OF SDSCA
      SPSEONAMEMAP - OF SDSCA
      SPSEONL      - MAPPING OF SDSCA
      SPSESMD      - MAPPING OF SDSCA
      SPSESMDL     - MAPPING OF SDSCA
      SPSFATT      - MAPPING OF SDSCA
      SPSFDATE_CEN -
      SPSFMNUM     - MAPPING OF SDSCA
      SPSFORC      - MAPPING OF SDSCA
      SPSFORMATMAP - OF SDSCA
      SPSFORUS     - MAPPING OF SDSCA
      SPSFQFN1     - MAPPING OF SDSCA
      SPSFQFN2     - MAPPING OF SDSCA
      SPSFSB#      - MAPPING OF SDSCA
      SPSFSTPTRMAP - OF SDSCA
      SPSFSTYPEMAP - OF SDSCA
      SPSFUNCIDMAP - OF SDSCA
      SPSGLUW      - MAPPING OF SDSCA
      SPSIFQLU     - MAPPING OF SDSCA
      SPSINTENTMAP - OF SDSCA
      SPSKEEPAUMAP - OF SDSCA
      SPSLBNL      - MAPPING OF SDSCA
      SPSLBUFL     - MAPPING OF SDSCA
      SPSLDUR      - MAPPING OF SDSCA
      SPSLFQLU     - MAPPING OF SDSCA
      SPSLOGDI     - MAPPING OF SDSCA
      SPSLOGRL     - MAPPING OF SDSCA
      SPSLOGTR     - MAPPING OF SDSCA
      SPSLTYP      - MAPPING OF SDSCA
      SPSLUWID#MAP - OF SDSCA
      SPSMDADDRMAP - OF SDSCA
      SPSMDFLAGMAP - OF SDSCA
      SPSMPID      - MAPPING OF SDSCA
      SPSNEWRECMAP - OF SDSCA
      SPSNEWUSEMAP - OF SDSCA
      SPSNORECAMAP - OF SDSCA
      SPSOATTR     - MAPPING OF SDSCA
      SPSOBJID     - MAPPING OF SDSCA
      SPSOBJTYPMAP - OF SDSCA
      SPSOBLK      - MAPPING OF SDSCA
      SPSOLDUSEMAP - OF SDSCA
      SPSORECV     - MAPPING OF SDSCA
      SPSOTRTYPMAP - OF SDSCA
      SPSOTYP      - MAPPING OF SDSCA
      SPSOUTA      - MAPPING OF SDSCA
      SPSPART      - MAPPING OF SDSCA
      SPSRATTR     - MAPPING OF SDSCA
      SPSREFRESMAP - OF SDSCA
      SPSRELEASMAP - OF SDSCA
      SPSREPL      - MAPPING OF SDSCA
      SPSRESLT     - MAPPING OF SDSCA
      SPSRESOLVMAP - OF SDSCA
      SPSRFQLU     - MAPPING OF SDSCA
      SPSRWAIT     - MAPPING OF SDSCA
      SPSSMSD      - MAPPING OF SDSCA
      SPSSMSDL     - MAPPING OF SDSCA
      SPSSYSNODMAP - OF SDSCA
      SPSTHRSH     - MAPPING OF SDSCA
      SPSTIME      - MAPPING OF SDSCA
      SPSTOKEN     - MAPPING OF SDSCA
      SPSTPN       - MAPPING OF SDSCA
      SPSTRTAG     - MAPPING OF SDSCA
      SPSUID       - MAPPING OF SDSCA
      SPSUIDL      - MAPPING OF SDSCA
      SPSUNIQIDMAP - OF SDSCA
      SPSUNIQUEMAP - OF SDSCA
      SPSUNRESOMAP - OF SDSCA
      SPSUWIDI     - MAPPING OF SDSCA
      SP2          - CRR Syncpoint Manager Control Block (SPMCB)
      SP2PBASE     - CRR Syncpoint Manager Control Block (SPMCB)
      SP2PDESC     - CRR Syncpoint Manager Control Block (SPMCB)
      SSAVE        - bilingual SVCSAVE macro
      STOBK        - Storage descriptor block
      STPL         - CMSSTOR parameter list macro
      SUBBK        - Subpool descriptor block
      SUBSECT      - BILINGUAL SUBSECT MACRO
      SVCSECT      - SVC Interrupt Map
      SVCWORK      - Work Area used for DOS SVCs.
      SVEARA       - LTA and PP Save Area DSECT
      SYID         - Result of a diag x'00' (System ID)
      SYSNAMES     - Saved Systems Names
       TTop of page  TCBADR       - Task Control Block
      TLBBLOK      - Tape Label Processing Information
      TOKLIST      - PROP CMS-TYPE TOKENIZED LIST
      TPL          - A thread parameter list
      TRANTBL      - Translation Table mapping
      TSD          - TSD -- header plus Process Management stuff
      TSDX         - TSDX -- Binder/Loader thread extensions
      TSOBLKS      - TSO Control Blocks
      TVISECT      - DMSTVI PLIST - Tape Volume Processing I-face
       UTop of page  UCTA         - Bi-Lingual mapping of UCT Control Blocks
      UCTE         - Bi-Lingual mapping of UCT Control Blocks
      USAVE        - User Save Area
      USERSAVE     - User Save Area
      USERSECT     - GENERAL SCRATCH-STORAGE AREA PROVIDED FOR
       VTop of page  VOLSECT      - Volume ID Storage
       WTop of page  WUERROR      - Workunit Extended Error Information
       XTop of page  XADT         - Active Disk Table Index

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 10:17:14.
Copyright IBM Corporation, 1990, 2020