IOIP Back to Index page
 
Prolog 
Control Block Contents 
   IOIP DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  IOIP Prolog Top of page
 
 NAME       : HCPIOIP
 DESCRIPTION: INPUT/OUTPUT INTERRUPTION CODE MAPPING
 DSECT      : IOIP
 FUNCTION   : PROVIDE SYMOLIC REFERENCES FOR THE FIELDS
              STORED WITH AN XA-MODE I/O INTERRUPTION CODE.
 LOCATED BY : N/A
 CREATED BY : N/A
 DELETED BY : N/A
 RELOCATION CONSIDERATIONS : None
 
 
  IOIP Control Block Content Top of page
 

 IOIP DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure IOIP INPUT/OUTPUT INTERRUPTION CODE MAPPING 0000 0 Signed 4 IOISUBID (0) Subsystem-Identification Word 0000 0 Bitstring 1 IOIPSSAD SUBSYSTEM ADDRESS (X'00') 0001 1 Bitstring 1 IOIPSTYP SUBSYSTEM TYPE (X'01') 0002 2 Signed 2 IOIPSNUM SUBCHANNEL NUMBER 0004 4 Signed 4 IOIPARM I/O INTERRUPTION PARAMETER 0008 8 Signed 4 IOIINTID (0) Interruption-Identification Word 0008 8 Bitstring 1 IOIISPM (0) Interruption-Subclass-Pending Mask. (TPZI-test function). 0008 8 Bitstring 1 IOIISC Interruption-Subclass Code 0009 9 Bitstring 1 IOIZONE Zone number 000A 10 Bitstring 1 IOISCHST Subchannel status 1... .... IOIIIC X'80' IOIIIC Interruption-Interlock-Control bit. 000B 11 Bitstring 1 * Reserved for future IBM use 00000002 IOIPSIZE (*-IOIP+7)/8 SIZE OF BLOCK IN DOUBLE-WORDS 0000000C IOIPBLEN (*-IOIP)
 
 
  IOIP Storage Layout Top of page
 
          
*** IOIP - INPUT/OUTPUT INTERRUPTION CODE MAPPING
*
*     +------+------+-------------+---------------------------+
*   0 |:PSSAD|:PSTYP|  IOIPSNUM   |         IOIPARM           |
*     +------+------+------+------+---------------------------+
*   8 |IOIISC|:ZONE |:SCHST|//////| C
*     +------+------+------+------+
*
*** IOIP - INPUT/OUTPUT INTERRUPTION CODE MAPPING
 
 
  IOIP Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
IOIIIC         000A 80
IOIINTID       0008
IOIISC         0008
IOIISPM        0008
IOIPARM        0004
IOIPBLEN       000B 0000000C
IOIPSIZE       000B 00000002
IOIPSNUM       0002
IOIPSSAD       0000
IOIPSTYP       0001
IOISCHST       000A
IOISUBID       0000
IOIZONE        0009
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:51:23 EDT.
Copyright IBM Corporation, 1990, 2022