Programming Interface Information: This information is NOT intended to be
used as Programming Interfaces of VM/ESA. It is to be used for diagnosis only.

ARUBK

Prolog  

Control Block Contents  

ARUBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

ARUBK Prolog

 Name       : HCPARUBK
 Description: Access Real Subsystem Unsolicited
              Status Header Block
 DSECT      : ARUBK
 Function   : Header block pointing to all unsolicited
              status entries (i.e., ARUSE entries) for
              a Diagnose X'254' user.
 Located by : ARSUSQUE.ARSDT for linked list of all ARUBKs
              for all Diagnose X'254' users on the system.
              ARIUNSQ.ARIBK for ARUBK owned by a diagnose
              user.  All ARIBKs for a user will point to
              the same ARUBK.
 Created by : HCPARS on open of first connection for guest.
 Deleted by : HCPARS on close of last connection for guest.

 

ARUBK Control Block Content


ARUBK DSECT

Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure ARUBK Access Real Subsystem Unsolicited 0000 0 Address 4 ARUNEXT Pointer to next ARUBK 0004 4 Address 4 ARUELST Pointer to ARUSE linked list 0008 8 Dbl-Word 8 ARULOCK (3) Unsolicited status block lock 0020 32 Address 4 ARUBVMD Pointer to base VMDBK for guest 0024 36 Bitstring 12 * Reserved 00000030 ARUBYLEN *-ARUBK Byte length of ARUBK 00000006 ARUDWSIZ ((ARUBYLEN+7)/8) Doubleword length of ARUBK

 

ARUBK Storage Layout

*** ARUBK - Access Real Subsystem Unsolicited
*
*     +---------------------------+---------------------------+
*   0 |         ARUNEXT           |         ARUELST           |
*     +---------------------------+---------------------------+
*   8 |                                                       |
*     =                       ARULOCK                         =
*     |                                                       |
*     +---------------------------+---------------------------+
*  20 |         ARUBVMD           |///////////////////////////|
*     +---------------------------+///////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  30
*
*** ARUBK - Access Real Subsystem Unsolicited

 

ARUBK Cross Reference

(contains links to field and bit definitions)
Symbol         Dspl Value
-------------- ---- -----

ARUBVMD 0020

ARUBYLEN 0024 00000030

ARUDWSIZ 0024 00000006

ARUELST 0004

ARULOCK 0008

ARUNEXT 0000


This information is based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 11:40:12 EDT.
Copyright IBM Corporation, 1990, 1999