AREXBK

Prolog  

Control Block Contents  
   AREXBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

AREXBK Prolog

 Name       : HCPARIBK
 Description: Queue entry containing a pending IORBK
 DSECT      : AREXBK
 Function   : Queue entry containing a pending IORBK.
 Located by : Queue hanging off ARIIORL
 Created by : HCPARR
 Deleted by : HCPARR

AREXBK Control Block Content

AREXBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      AREXBK         Queue entry containing a pending
                                        IORBK
0000    0 Address      4 AREXFWD        Pointer to next AREXBK
0004    4 Address      4 AREXIOR        Pointer to pending IORBK
0008    8 Bitstring    1 AREXFLG1       Flag byte 1
          1... ....      AREXCLS        X'80' Close process pending
          .1.. ....      AREXRES        X'40' Close process from reset
0009    9 Bitstring    7 *              Reserved
          00000010       AREXBLEN       *-AREXBK Byte length of AREXBK
          00000002       AREXDSIZ       ((AREXBLEN+7)/8) Doubleword
                                        length of AREXBK

AREXBK Storage Layout

          
*** AREXBK - Queue entry containing a pending IORBK
*
*     +---------------------------+---------------------------+
*   0 |         AREXFWD           |         AREXIOR           |
*     +------+--------------------+---------------------------+
*   8 |:XFLG1|////////////////////////////////////////////////|
*     +------+------------------------------------------------+
*  10
*
*** AREXBK - Queue entry containing a pending IORBK

AREXBK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
AREXBLEN       0009 00000010
AREXCLS        0008 80
AREXDSIZ       0009 00000002
AREXFLG1       0008
AREXFWD        0000
AREXIOR        0004
AREXRES        0008 40