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

#### MRPRCVON

Prolog
Control Block Contents
Storage Layout
Cross Reference

#### MRPRCVON Prolog

####

####

     DSECT NAME - PRCVON
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRPRCVON
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain 5 - Processor Domain
                        Record 1 - Vary On Processor
     DESCRIPTION - Generated whenever a real processor is varied online.

    MRPRCVON Control Block Contents

    Offsets
    Dec Hex  Type       Len  Name (Dim)          Description

      0   0  Structure   28  PRCVON              Start of monitor record
      0   0  Character    0  PRCVON_MRHDR        Record Header. See MRRECHDR for
                                                 details.
      0   0  Character   20  MRHDR
      0   0  Unsigned     2  MRHDRLEN            record length in bytes
      2   2  Unsigned     2  MRHDRZER            field of zeros
      4   4  Unsigned     1  MRHDRDM             domain identifier
      5   5  Unsigned     1  *
      6   6  Unsigned     2  MRHDRRC             record identifier
      8   8  Character    8  MRHDRTOD            Time at which this record was
                                                 built. In time-of-day (TOD) clock
                                                 format. See IBM System 370 XA
                                                 Principle of Operation for
                                                 explanation of format.
     16  10  Character    4  *
     20  14  Character    0  MRHDR_END           End of header
     20  14  Unsigned     2  PRCVON_PFXCPUAD     Processor address
     22  16  Character    2  PRCVON_PFXIDMDL     CPU model number in packed
                                                 decimal
     24  18  Character    3  PRCVON_PFXIDSER     CPU serial number in packed
                                                 decimal
     27  1B  Unsigned     1  PRCVON_PFXIDVER     Processor model version code.
                                                 Derived from the Store CPU ID
                                                 instruction (STIPD) issued by CP.
                                                 The format depends on the model,
                                                 usually described in Processor
                                                 Characteristics Manuals for
                                                 different processors.
     28  1C  Character    0  PRCVON_END

    MRPRCVON 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
    PRCVON                  0     28
    PRCVON_END             1C      0
    PRCVON_MRHDR            0      0
    PRCVON_PFXCPUAD        14      2
    PRCVON_PFXIDMDL        16      2
    PRCVON_PFXIDSER        18      3
    PRCVON_PFXIDVER        1B      1

    This information is
    based on z/VM V4R3.0.

    Last updated on 1 May 2002 at 16:20:33.

    Copyright IBM Corporation, 1990, 2002