## CMS Data Areas and Control Blocks
z/VM Ver 5, Rel 2.0

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.

#### CMS 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

Scroll to and choose the control block you would like displayed.
If the control block you choose is part of a larger control block, the larger is displayed.

    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
    BATLSECT     - CMS Batch User Job Limits
    BBOXADR      - Boundary Box Addresses
    BGCOM        - VSE Partition Communication
    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
    CPRB0001     - Connectivity Programming Request
    CQYSECT      - CONSOLE QUERY MAPPING
    CVTSECT      - Communications Vector Table
    CVTXTNT2     - Communications Vector Table
    DBGSECT      - Debug Work Area
    DCD          - Dispatch Class Descriptor
    DCHSECT      - Data Control Hyperblock
    DEPBLK       - Detailed Error Passback (DEP)
    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
    EPLIST       - Extended Parameter List DSECT
    EXCPW        - VSE EXCP Work Area
    EXHD         - Map extra header record to format
    EXILIST      - SFS Exit General Data Buffer
    EXISBLK      - EXECs in Storage Control Block
    EXITBUFF     - SFS Exit General Data Buffer
    EXITFSRW     - SFS Exit General Data Buffer
    EXTSECT      - External Interrupt Work Area
    EXTUAREA     - External Interrupt User Area.
    FBLOCK       - EXEC File Execution Control Block
    FCBSECT      - Simulated OS Control Blocks
    FCHTAB       - Fetch Table
    FNSDT        - Date/Time Workarea DSECT
    FPERROR      - Filepool Extended Error
    FQDN         - FULLY QUALIFIED DIRECTORY NAME
    FRWRK        - Master control block for storage
    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
    HASHTAB      - Hash Table Complex
    HDRBK        - Free storage element header
    HYPMAP       - Hyperblock Mapping Table
    IHADECB      - DATA EVENT CONTROL BLOCKS FOR
    IJJHCPL      - Common VTOC Handler Parameter
    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
    IUCVPTBK     - Path descriptive information
    IUCVTAB      - IUCV Control Block
    JNEPL        - Namelist user exit plist
    KDFH         - A Kernel DSA Frame Header
    KDSA         - A Kernel DSA
    KEYSECT      - Disk Key Table DSECT for BDAM
    KGAA         - Kernel Global Storage Mapping for
    KRAB         - Kernel run-time anchor block (one
    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
    MODHDCB      - Module Header Control Block
    NUCON        - Nucleus Constant Area
    OCTS         - Open/Close Transient SVA
    ODT          - Open Directory Table
    OIDBLOK      - PROP Output Identifier Block
    OPSECT       - Major CSECT for All I/O Operation
    OSFST        - OS File Status Table
    OUTPL        - OUTput options PList (control
    PARMLIST     - PROP ACTION ROUTINE PARAMETER
    PARSERCB     - Interface to the Parsing Facility
    PARSERUF     - Parser User Function Parameter
    PATH         - PATH TABLE MAPPING
    PDCB         - PARSED DIRID CONTROL BLOCK (PDCB)
    PDSSECT      - Directory Table for BPAM
    PGMSECT      - Program Interrupt Work Area
    PIBADR       - Program Information Block
    PIB2TAB      - Program Information Block
    PLD          - Processor Local Data
    PMXMBLOK     - PROP PMX MESSAGE BLOCK
    PROPCOM      - PROP SUPPORT DSECTS AND COMMON
    PROPTAB      - PROP Routing Table File Entry
    PSD          - PSD -- header plus process
    PUBADR       - Physical Unit Block Table
    PVCENTRY     - Parser Validation Code mapping
    QBLK_ENTRBlo - checkpoint data entry
    QEL          - PROP QUEUED MESSAGE ELEMENT
    QSUS_ENTRSus - checkpoint data entry
    REFCB        - Reference Table (REFTBL) Entry
    RTDSECT      - PROP ROUTING TABLE ENTRY
    RTXSBFLD     - PROP ROUTING TABLE TEXT SUBFIELD
    SCBLOCK      - Subcommand Control Block
    SCRCB        - Session Manager Control Block
    SDSCA        - MAPPING OF SDSCA
    SFSCB        - Shared File System Control Block
    SGMTEXIT     - Shared Segment Management User
    SHVBLOCK     - Control BLocks for accessing
    SPPL         - SUBPOOL parameter list macro
    SP2          - CRR Syncpoint Manager Control
    SP2PBASE     - CRR Syncpoint Manager Control
    SP2PDESC     - CRR Syncpoint Manager Control
    SSAVE        - bilingual SVCSAVE macro
    STOBK        - Storage descriptor block
    STPL         - CMSSTOR parameter list macro
    SUBBK        - Subpool descriptor block
    SUBSECT      - BILINGUAL SUBSECT MACRO
    SVCSECT      - SVC Interrup Map
    SVCWORK      - Work Area used for DOS SVCs.
    SVEARA       - LTA and PP Save Area DSECT
    SYID         - Result of a diag x'00' (System
    SYSNAMES     - Saved Systems Names
    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
    TSDX         - TSDX -- Binder/Loader thread
    TSOBLKS      - TSO Control Blocks
    TVISECT      - DMSTVI PLIST - Tape Volume
    UCTA         - Bi-Lingual mapping of UCT Control
    UCTE         - Bi-Lingual mapping of UCT Control
    USAVE        - User Save Area
    USERSAVE     - User Save Area
    USERSECT     - GENERAL SCRATCH-STORAGE AREA
    VOLSECT      - Volume ID Storage
    WUERROR      - Workunit Extended Error
    XADT         - Active Disk Table Index

This information is based on z/VM V5R2.0. Last updated on 6 Dec 2005 at 16:03:37 EDT.
Copyright IBM Corporation, 1990, 2005