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

#### MRUSEDFC

Prolog
Control Block Contents
Cross Reference

#### MRUSEDFC Prolog

     DSECT NAME - USEDFC
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRUSEDFC
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain 4 - User Domain
                        Record 5 - DEFINE CPU
     DESCRIPTION - Records a new virtual CPU that has been defined
                   by the DEFINE CPU command.

#### MRUSEDFC Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure    36  USEDFC                 Start of monitor record
       0   0  Character     0  USEDFC_MRHDR           record header
       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  Character     8  USEDFC_VMDUSER         User identification
      28  1C  Unsigned      2  USEDFC_VMDCPUAD        Processor address being
                                                      defined
      30  1E  Unsigned      2  *                      Reserved for IBM use
      32  20  Unsigned      1  USEDFC_VMDPUTYP        CPU Type. Valid values:
                                                      X'00' - General Purpose (CP)
                                                      X'02' - zSeries Application
                                                      Assist (zAAP) X'03' -
                                                      Integrated Facility for Linux
                                                      (IFL) X'04' - Internal
                                                      Coupling Facility (ICF) X'05'
                                                      - zSeries Integrated
                                                      Information (zIIP)
      33  21  Bitstring     1  USEDFC_VMDCFGEM        Virtual configuration
                                                      indicators. Valid in base
                                                      VMDBK only
              1... ....        *
              .1.. ....        USEDFC_VMDCPUAF         User requested CPU
                                                      Affinity
              ..1. ....        *
              ...1 ....        *
              .... 1...        *
              .... .1..        *
              .... ..1.        *
              .... ...1        *
      34  22  Bitstring     1  USEDFC_VMDPUST         CPU Status flag
              1... ....        USEDFC_VMDAFSUP         CPU Affinity suppressed
              .1.. ....        *
              ..1. ....        *
              ...1 ....        *
              .... 1...        *
              .... .1..        *
              .... ..1.        *
              .... ...1        *
      35  23  Unsigned      1  USEDFC_OLDPUTYP        Former processor type
                                                      before DEF CPU nn TYPE was
                                                      specified for same cpu number
                                                      but different type. Blank if
                                                      no type redefinition occurred
      36  24  Character     0  USEDFC_END

#### MRUSEDFC Cross Reference

                          Hex           Hex
    Name                  Offset Length Value

    MRHDR                      0     20
    MRHDR_END                 14      0
    MRHDRDM                    4      1
    MRHDRLEN                   0      2
    MRHDRRC                    6      2
    MRHDRTOD                   8      8
    MRHDRZER                   2      2
    USEDFC                     0     36
    USEDFC_END                24      0
    USEDFC_MRHDR               0      0
    USEDFC_OLDPUTYP           23      1
    USEDFC_VMDAFSUP           22           80
    USEDFC_VMDCFGEM           21      1
    USEDFC_VMDCPUAD           1C      2
    USEDFC_VMDCPUAF           21           40
    USEDFC_VMDPUST            22      1
    USEDFC_VMDPUTYP           20      1
    USEDFC_VMDUSER            14      8

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

    Last updated on 08 August 2020 at 14:43:14.

    Copyright IBM Corporation, 1990, 2020