IMMBLOK Back to Index page
 
Prolog 
Control Block Contents 
   IMMBLOK DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This page documents intended Programming Interfaces that
allow the customer to write programs to obtain the services of z/VM.


  IMMBLOK Prolog Top of page
 
 NAME       : IMMBLOK
 DESCRIPTION: Immediate Command Support
 DSECT      : IMMBLOK
 FUNCTION   : Mapping macro which maps information describing
              the characteristics of an immediate command.
              This block is created whenever an immediate
              command is established; it contains information
              about the immediate command. IMMBLOK is called
              by the IMMBLOK macro.
 
 
  IMMBLOK Control Block Content Top of page
 

 IMMBLOK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure IMMBLOK Immediate Command Support 00000000 IMMNEXTD *-IMMBLOK IMMNEXT DISP INTO IMMBLOK 0000 0 Address 4 IMMNEXT POINTER TO NEXT IMMBLOK .... .1.. IMMNEXTL 4 IMMNEXTL LENGTH OF IMMNEXT FIELD 0004 4 Signed 4 IMMUWORD USER WORD 0008 8 Character 8 IMMNAME IMMEDIATE COMMAND NAME 0010 16 Bitstring 1 IMMFLAG1 FLAGS 1... .... IMMSYS X'80' IMMSYS IMMEDIATE COMMAND IS A NUCLEUS EXTENSION WITH SYSTEM ATTRIBUTE .1.. .... IMMCOUNT X'40' IMMCOUNT IMMEDIATE COMMAND ESTABLISHED VIA IMMCMD COMMAND ..1. .... IMMNUCX X'20' IMMNUCX IMMEDIATE COMMAND IS A NUCLEUS EXTENSION ...1 .... IMMAM31 X'10' IMMAM31 AMODE OF EXIT IS AMODE 31 0011 17 Bitstring 1 IMMFLAG2 (3) FLAGS 0014 20 Address 4 IMMADDR ADDRESS OF EXIT ROUTINE 0018 24 Signed 4 IMMHIDE NUMBER OF NUCLEUS EXTENSIONS THAT ARE HIDING THIS IMMEDIATE COMMAND 0020 32 Dbl-Word 8 IMMEND (0) 00000004 IMMDWDS (*-IMMBLOK)/8 SIZE IN DOUBLEWORDS 00000020 IMMBYTES (*-IMMBLOK) SIZE IN BYTES
 
 
  IMMBLOK Storage Layout Top of page
 
          
*** IMMBLOK - Immediate Command Support
*
*     +---------------------------+---------------------------+
*   0 |         IMMNEXT           |         IMMUWORD          |
*     +---------------------------+---------------------------+
*   8 |                       IMMNAME                         |
*     +------+--------------------+---------------------------+
*  10 |:FLAG1|     IMMFLAG2       |         IMMADDR           |
*     +------+--------------------+---------------------------+
*  18 |         IMMHIDE           |///////////////////////////|
*     +---------------------------+---------------------------+
*
*** IMMBLOK - Immediate Command Support
 
 
  IMMBLOK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
IMMADDR        0014
IMMAM31        0010 10
IMMBYTES       0020 00000020
IMMCOUNT       0010 40
IMMDWDS        0020 00000004
IMMEND         0020
IMMFLAG1       0010
IMMFLAG2       0011
IMMHIDE        0018
IMMNAME        0008
IMMNEXT        0000
IMMNEXTD       0000 00000000
IMMNEXTL       0000 04
IMMNUCX        0010 20
IMMSYS         0010 80
IMMUWORD       0004
 
This information is based on z/VM 7.1.0 Last updated on 22 Jun 2018 at 11:58:42 EDT.
Copyright IBM Corporation, 1990, 2018