PTABK Back to Index page
 
Prolog 
Control Block Contents 
   PTABK 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.

 
  PTABK Control Block Content Top of page
 

 PTABK DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PTABK PTE array block 0000 0 Dbl-Word 8 PTACOUNT Count of PTE entries in the array. Index into array. 0008 8 Dbl-Word 8 PTAENTRY (0) 1st PTE entry in the array 0008 8 Dbl-Word 8 * (508) Up to 508 entries allowed End of PTABK 00000FE8 PTASIZEB *-PTABK Size of PTABK in bytes 000001FD PTASIZED (PTASIZEB+7)/8 Size of PTABK in double-words 000001FB PTAMAXEN (PTASIZED-2) Maximum PTE Entry index. The index is from 0 to 507 00000008 PTANEXTE L'PTAENTRY Offset to next PTABK entry 000001FC PTABKMAX (PTASIZED-1) Maximum number of entries (508)
 
 
  PTABK Storage Layout Top of page
 
          
*** PTABK - PTE array block
*
*     +-------------------------------------------------------+
*   0 |                       PTACOUNT                        |
*     +-------------------------------------------------------+
*   8 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
* FE8
*
*** PTABK - PTE array block
 
 
  PTABK Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
PTABKMAX       0008 000001FC
PTACOUNT       0000
PTAENTRY       0008
PTAMAXEN       0008 000001FB
PTANEXTE       0008 00000008
PTASIZEB       0008 00000FE8
PTASIZED       0008 000001FD
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:53:48 EDT.
Copyright IBM Corporation, 1990, 2022