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 V7R1.0.

Last updated on 11 Sept 2018 at 20:20:14.

Copyright IBM Corporation, 1990, 2018