XSEBK Back to Index page
 
Prolog 
Control Block Contents 
   XSEBK 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.


  XSEBK Prolog Top of page
  
 NAME       : HCPXSEBK
 DESCRIPTION: Expanded-Storage Element Block
 DSECT      : XSEBK
 FUNCTION   : Contain information about Expanded-Storage
              Elements
 LOCATED BY : SLPXSEBK field of SLPBX
 CREATED BY : HCPPCQIX
 DELETED BY : HCPPCQIX
 SERIALIZED : NA
 RELOCATION CONSIDERATIONS : None
 
 
  XSEBK Control Block Content Top of page
  




 XSEBK DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      XSEBK          Expanded-Storage Element Block
0000    0 Signed       2 XSECOUNT       Number of elements
0002    2 Bitstring    6 *              Reserved for IBM use
          00000008       XSEBLEN        *-XSEBK Block base length
0008    8 Bitstring   12 XSELEMNT (0)   Expanded-storage element
0008    8 Signed       2 XSEIDENT       Element identifier
000A   10 Address      1 XSESTATE       Element state
          00000000       XSECONFG       PCCCONFG XSECONFG Resource is
                                        CONFIGURED
          00000003       XSERESVD       PCCRSRVD XSERESVD Resource is in
                                        RESERVED
          00000004       XSESTDBY       PCCSTNBY XSESTDBY Resource is in
                                        STANDBY
000B   11 Bitstring    1 XSECHARS       Element characteristics
          1... ....      XSECHREQ       PCCXSRE XSECHREQ Required
                                        XSTORAGE element
000C   12 Signed       4 XSESTINC       Starting increment number
0010   16 Signed       4 XSEENINC       Ending increment number
          0000000C       XSEELEN        *-XSELEMNT Expanded-storage
                                        element length
0014   20 Bitstring   12 XSELEMNX (0)   Next Expanded-storage element
 
 
  XSEBK Storage Layout Top of page
  
          
*** XSEBK - Expanded-Storage Element Block
*
*     +-------------+-----------------------------------------+
*   0 |  XSECOUNT   |/////////////////////////////////////////|
*     +-------------+------+------+---------------------------+
*   8 |  XSEIDENT   |:STATE|:CHARS|         XSESTINC          |
*     +-------------+------+------+---------------------------+
*  10 |         XSEENINC          |
*     +---------------------------+
*
*** XSEBK - Expanded-Storage Element Block
 
 
  XSEBK Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
XSEBLEN        0002 00000008
XSECHARS       000B
XSECHREQ       000B 80
XSECONFG       000A 00000000
XSECOUNT       0000
XSEELEN        0010 0000000C
XSEENINC       0010
XSEIDENT       0008
XSELEMNT       0008
XSELEMNX       0014
XSERESVD       000A 00000003
XSESTATE       000A
XSESTDBY       000A 00000004
XSESTINC       000C
 
This information is based on z/VM 7.4.0 Last updated on 24 Jun 2024 at 11:35:30 EDT.
Copyright IBM Corporation, 1990, 2024