CHNDX Back to Index page
 
Prolog 
Control Block Contents 
   CHNDX 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.


  CHNDX Prolog Top of page
  
 NAME       : HCPCHNDX
 DESCRIPTION: CHANNEL INDEXING BLOCK
 DSECT      : CHNDX
 RELOCATION CONSIDERATIONS : None
 
 
  CHNDX Control Block Content Top of page
  




 CHNDX DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      CHNDX          CHANNEL INDEXING BLOCK
0000    0 Signed       4 CHNDX0         INDEX ELEMENT FOR CHANNEL 0
0004    4 Signed       4 CHNDX1         INDEX ELEMENT FOR CHANNEL 1
0008    8 Signed       4 CHNDX2         INDEX ELEMENT FOR CHANNEL 2
000C   12 Signed       4 CHNDX3         INDEX ELEMENT FOR CHANNEL 3
0010   16 Signed       4 CHNDX4         INDEX ELEMENT FOR CHANNEL 4
0014   20 Signed       4 CHNDX5         INDEX ELEMENT FOR CHANNEL 5
0018   24 Signed       4 CHNDX6         INDEX ELEMENT FOR CHANNEL 6
001C   28 Signed       4 CHNDX7         INDEX ELEMENT FOR CHANNEL 7
0020   32 Signed       4 CHNDX8         INDEX ELEMENT FOR CHANNEL 8
0024   36 Signed       4 CHNDX9         INDEX ELEMENT FOR CHANNEL 9
0028   40 Signed       4 CHNDXA         INDEX ELEMENT FOR CHANNEL A
002C   44 Signed       4 CHNDXB         INDEX ELEMENT FOR CHANNEL B
0030   48 Signed       4 CHNDXC         INDEX ELEMENT FOR CHANNEL C
0034   52 Signed       4 CHNDXD         INDEX ELEMENT FOR CHANNEL D
0038   56 Signed       4 CHNDXE         INDEX ELEMENT FOR CHANNEL E
003C   60 Signed       4 CHNDXF         INDEX ELEMENT FOR CHANNEL F
0040   64 Dbl-Word     8 * (0)          ALIGNMENT
          00000008       CHNSIZE        (*-CHNDX+7)/8 SIZE OF CHANNEL
                                        REQUEST ELEMENTS
 
 
  CHNDX Storage Layout Top of page
  
          
*** CHNDX - CHANNEL INDEXING BLOCK
*
*     +---------------------------+---------------------------+
*   0 |          CHNDX0           |          CHNDX1           |
*     +---------------------------+---------------------------+
*   8 |          CHNDX2           |          CHNDX3           |
*     +---------------------------+---------------------------+
*  10 |          CHNDX4           |          CHNDX5           |
*     +---------------------------+---------------------------+
*  18 |          CHNDX6           |          CHNDX7           |
*     +---------------------------+---------------------------+
*  20 |          CHNDX8           |          CHNDX9           |
*     +---------------------------+---------------------------+
*  28 |          CHNDXA           |          CHNDXB           |
*     +---------------------------+---------------------------+
*  30 |          CHNDXC           |          CHNDXD           |
*     +---------------------------+---------------------------+
*  38 |          CHNDXE           |          CHNDXF           |
*     +---------------------------+---------------------------+
*  40
*
*** CHNDX - CHANNEL INDEXING BLOCK
 
 
  CHNDX Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
CHNDXA         0028
CHNDXB         002C
CHNDXC         0030
CHNDXD         0034
CHNDXE         0038
CHNDXF         003C
CHNDX0         0000
CHNDX1         0004
CHNDX2         0008
CHNDX3         000C
CHNDX4         0010
CHNDX5         0014
CHNDX6         0018
CHNDX7         001C
CHNDX8         0020
CHNDX9         0024
CHNSIZE        0040 00000008
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:27:17 EDT.
Copyright IBM Corporation, 1990, 2020