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

MRUSEDTC

Prolog
Control Block Contents
Cross Reference

MRUSEDTC Prolog

 DSECT NAME - USEDTC
 FUNCTION - Map a Monitor record.
 LOCATED BY -
        Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRUSEDTC
 DESCRIPTIVE NAME - Monitor Event Record
                    Domain 4 - User Domain
                    Record 6 - DETACH CPU
 DESCRIPTION - Records a virtual CPU that has been detached
               by the DETACH CPU command.

MRUSEDTC Control Block Contents

Offsets
Dec  Hex  Type        Len  Name (Dim)             Description
 
   0   0  Structure    32  USEDTC                 Start of monitor record
   0   0  Character     0  USEDTC_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  USEDTC_VMDUSER         User identification
  28  1C  Unsigned      2  USEDTC_VMDCPUAD        Processor address being
                                                  detached
  30  1E  Unsigned      1  USEDTC_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)
  31  1F  Character     1  *                      Reserved for IBM use
  32  20  Character     0  USEDTC_END

MRUSEDTC 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
USEDTC                     0     32
USEDTC_END                20      0
USEDTC_MRHDR               0      0
USEDTC_VMDCPUAD           1C      2
USEDTC_VMDPUTYP           1E      1
USEDTC_VMDUSER            14      8

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

Last updated on 08 August 2020 at 14:44:41.
Copyright IBM Corporation, 1990, 2020