Programming Interface Information: The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM.

#### MRIODFCA

Prolog
Control Block Contents
Cross Reference

#### MRIODFCA Prolog

     DSECT NAME - IODFCA
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRIODFCA
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain 6  - I/O Domain
                        Record 51 - FCP device now in use by online
                                    EDEV(s)
     DESCRIPTION - Indicates an FCP device is now in use by one or
                   more EDEV(s)
     NOTES:
      -

#### MRIODFCA Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure    24  IODFCA                 Start of monitor record
       0   0  Character     0  IODFCA_MRHDR           Record header. See MRRECHDR
                                                      for details.
       0   0  Character    20  MRHDR
       0   0  Unsigned      2  MRHDRLEN
       2   2  Unsigned      2  MRHDRZER
       4   4  Unsigned      1  MRHDRDM
       5   5  Unsigned      1  *
       6   6  Unsigned      2  MRHDRRC
       8   8  Character     8  MRHDRTOD
      16  10  Character     4  *
      20  14  Character     0  MRHDR_END
      20  14  Unsigned      2  IODFCA_FCARDEV         FCP device number
      22  16  Unsigned      2  *                      Reserved
      24  18  Character     0  IODFCA_END

#### MRIODFCA Cross Reference

                          Hex           Hex
    Name                  Offset Length Value

    IODFCA                     0     24
    IODFCA_END                18      0
    IODFCA_FCARDEV            14      2
    IODFCA_MRHDR               0      0
    MRHDR                      0     20
    MRHDR_END                 14      0
    MRHDRDM                    4      1
    MRHDRLEN                   0      2
    MRHDRRC                    6      2
    MRHDRTOD                   8      8
    MRHDRZER                   2      2

    This information is
    based on z/VM V7R2.0.

    Last updated on 09 August 2020 at 16:00:21.

    Copyright IBM Corporation, 1990, 2020