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.
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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 (contains links to field and bit definitions)
Symbol Dspl Value
-------------- ---- -----
AREXBLEN 0009 00000010
AREXCLS 0008 80
AREXDSIZ 0009 00000002
AREXFLG1 0008
AREXFWD 0000
AREXIOR 0004
AREXRES 0008 40
This information is
based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 11:39:58 EDT.
Copyright IBM Corporation, 1990, 1999
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