Programming Interface Information:
The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM. |
MRIODPMD
PrologControl Block Contents
Cross Reference
MRIODPMD Prolog
DSECT NAME - IODPMD FUNCTION - Map a Monitor record. LOCATED BY - Through the Monitor Control Area REFERENCED CONTROL BLOCKS - MRRECHDR Monitor Record Header NAME - MRIODPMD DESCRIPTIVE NAME - Monitor Event Record Domain 6 - I/O Domain Record 44 - Modify PCI Function DESCRIPTION - Indicates that selected program-modifiable controls of specified PCI function are modified. NOTES: Values for IODPMD_MODOP: 4 - DMA register 5 - DMA unregister 6 - DMA re-register
MRIODPMD Control Block Contents
Offsets Dec Hex Type Len Name (Dim) Description 0 0 Structure 56 IODPMD 0 0 Character 0 IODPMD_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 4 IODPMD_RPCIPFID Real PCI function ID 24 18 Unsigned 4 IODPMD_VPCIPFID Virtual PCI function ID 28 1C Character 8 IODPMD_VMDUSER Userid function attached to 36 24 Character 1 IODPMD_MODOP Modify operation 37 25 Character 1 IODPMD_FIBKYDTH Host table type. Valid for operation DMA register and reregister. Zero for DMA unregister. 38 26 Character 1 IODPMD_FIBKYDTG Guest table type. Valid for operation DMA register and reregister. Zero for DMA unregister. 39 27 Character 1 * Reserved and available for IBM use 40 28 Character 8 IODPMD_FIBPBA DMA base address.Valid for operation DMA register and reregister.Zero for DMA unregister. 48 30 Character 8 IODPMD_FIBPAL DMA address limit.Valid for operation DMA register and reregister.Zero for DMA unregister. 56 38 Character 0 IODPMD_END
MRIODPMD Cross Reference
Hex Hex Name Offset Length Value IODPMD 0 56 IODPMD_END 38 0 IODPMD_FIBKYDTG 26 1 IODPMD_FIBKYDTH 25 1 IODPMD_FIBPAL 30 8 IODPMD_FIBPBA 28 8 IODPMD_MODOP 24 1 IODPMD_MRHDR 0 0 IODPMD_RPCIPFID 14 4 IODPMD_VMDUSER 1C 8 IODPMD_VPCIPFID 18 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 V6R4.0.
Last updated on 1 June 2017 at 15:04:14.
Copyright IBM Corporation, 1990, 2017