z/OS MVS Device Validation Support
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Contents (exploded view)
z/OS MVS Device Validation Support
SA38-0697-00
Figures
Tables
Abstract for MVS Device Validation Support
Summary of Changes
Introduction
What is HCD?
What are HCD Unit Information Modules?
Converting UIMs Running with MVSCP
Definition of I/O Units without UIM
UIM Processing
Request Sequence to the UIM
Summary of UIM Requests
UIM Structure
Initialization Request
Device Parameter Validation Request
Device Feature Validation Request
Device Number Validation Request
Device Unit Address Validation Request
Device Feature Table Build Request
End-of-data Request
Writing a UIM
UIM Data Areas
UIM Communications Area (UCA)
IODEVICE Internal Text Record (IODV)
UIM Environment
Entry to an HCD UIM
Registers on Entry to an HCD UIM
Exit from a UIM
Registers on Exit from an UIM
UIM Recovery
Steps to Write a UIM
Characteristics of your I/O Unit
Naming a UIM
Using the Sample UIM
Installing a UIM
UIM Service Routines
CIT Build Routine
CIT Build Routine Input Parameters
Registers on Entry to the CIT Build Routine
Registers on Exit from the CIT Build Routine
Return Codes
DFT Build Routine
DFT Build Routine Input Parameters
Registers on Entry to the DFT Build Routine
Registers on Exit from the DFT Build Routine
Return Codes
GIT Build Routine
GIT Build Routine Input Parameters
Registers on Entry to the GIT Build Routine
Registers on Exit from the GIT Build Routine
Return Codes
UIT Build Routine
UIT Build Routine Input Parameters
Registers on Entry to the UIT Build Routine
Registers on Exit from the UIT Build Routine
Return Codes
DCT Build Routine
DCT Build Routine Input Parameters
Registers on Entry to the DCT Build Routine
Registers on Exit from the DCT Build Routine
Return Codes
SIT Build Routine
SIT Build Routine Input Parameters
Registers on Entry to the SIT Build Routine
Registers on Exit from the SIT Build Routine
Return Codes
Device Lookup Routine
Device Lookup Routine Input Parameters
Registers on Entry to the Device Lookup Routine
Registers on Exit from the Device Lookup Routine
Return Codes
Generic Update Routine
Registers on Entry to the Generic Update Routine
Registers on Exit from the Generic Update Routine
Return Codes
UIM Macros
UIM Executable Macros
CBDIGETM Executable Macro
Registers used by the CBDIGETM macro:
Return Codes
Example
CBDIMSG Executable Macro
Example
CBDIPPDS Executable Macro
Example
CBDISIML Executable Macro
Example
UIM Definition Macros
CBDZCIP Definition Macro
CBDZDCP Definition Macro
CBDZDEVL Definition Macro
CBDZDFP Definition Macro
CBDZDIAG Definition Macro
CBDZGETM Definition Macro
CBDZGIP Definition Macro
CBDZITRH Definition Macro
CBDZMSG Definition Macro
CBDZSIP Definition Macro
CBDZUCA Definition Macro
CBDZUIP Definition Macro
UIM Data Tables (UDTs)
How to Write a UDT
CBDZUDT Macro
Testing UIMs
Testing UIMs with HCD
Testing UIMs During IPL
Installing a UIM
HCD Help Support
Creating Help Panels
HDR Macro
RP Macro
TXT Macro
Testing Help Panels
HCD UIM Help Support
Parameter Help Panels
Help Panel Overwrite Tables (HPOTs)
HCD UIM Message Help
Sample of a Unit Information Module (UIM)
Sample of a Unit Data Table (UDT)
IBM-Supplied UIMs
Summary of Device Information
Notices
Programming Interface Information
Trademarks
Index
Copyright IBM Corporation 1990, 2014