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