COMBUFF Back to Index page
 
Prolog 
Control Block Contents 
   COMBUFF 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.


  COMBUFF Prolog Top of page
  
 NAME       : CSEPVMBK
 DESCRIPTION: Buffer between CSE/SSI and CP
 DSECT      : COMBUFF
 RELOCATION CONSIDERATIONS : None
 
 
  COMBUFF Control Block Content Top of page
  




 COMBUFF DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      COMBUFF        Buffer between CSE/SSI and CP
0000    0 Character    1 COMINDEX       C*1 Index of a VM/ISF system
0001    1 Character    1 COMFIL1        C*2 Unused
0002    2 Character    2 COMNUM         Number of items in the buffer
          00000004       COMFXSZ        (*-COMBUFF) Size of the fixed
                                        area
0004    4 Signed       4 COMITLN        Length of item
0008    8 Dbl-Word     8 COMDAT (0)     The data
          00000008       COMHDSZ        (*-COMBUFF) Header size
 
 
  COMBUFF Storage Layout Top of page
  
          
*** COMBUFF - Buffer between CSE/SSI and CP
*
*     +------+------+-------------+---------------------------+
*   0 |:INDEX|:FIL1 |   COMNUM    |         COMITLN           |
*     +------+------+-------------+---------------------------+
*
*** COMBUFF - Buffer between CSE/SSI and CP
 
 
  COMBUFF Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
COMDAT         0008
COMFIL1        0001
COMFXSZ        0002 00000004
COMHDSZ        0008 00000008
COMINDEX       0000
COMITLN        0004
COMNUM         0002
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:46:49 EDT.
Copyright IBM Corporation, 1990, 2022