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Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRIODSOF
PrologControl Block Contents
Cross Reference
MRIODSOF Prolog
DSECT NAME - IODSOF
FUNCTION - Map a Monitor record.
LOCATED BY -
Through the Monitor Control Area
REFERENCED CONTROL BLOCKS -
MRRECHDR Monitor Record Header
NAME - MRIODSOF
DESCRIPTIVE NAME - Monitor Event Record
Domain 6 - I/O Domain
Record 12- Vary Off Subchannel
DESCRIPTION - Indicates that a subchannel has been varied offline
MRIODSOF Control Block Contents
Offsets
Dec Hex Type Len Name (Dim) Description
0 0 Structure 28 IODSOF Start of monitor record
0 0 Character 0 IODSOF_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 4 IODSOF_RDEVSID Host subchannel I.D. number
defined at initialization
24 18 Unsigned 2 IODSOF_RDEVDEV Device number
26 1A Unsigned 2 * Reserved and available for
IBM use
28 1C Character 0 IODSOF_END
MRIODSOF Cross Reference
Hex Hex
Name Offset Length Value
IODSOF 0 28
IODSOF_END 1C 0
IODSOF_MRHDR 0 0
IODSOF_RDEVDEV 18 2
IODSOF_RDEVSID 14 4
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 V5R2.0.
Last updated on 11 Dec 2005 at 21:04:49.
Copyright IBM Corporation, 1990, 2005