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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ARIBK
Prolog
Control Block Contents
ARIBK DSECT
Storage Layout
Cross Reference (Contains links to field and bit definitions)
ARIBK Prolog
Name : HCPARIBK
Description: Access Real Subsystem Information Block
DSECT : ARIBK
Function : Information block for a single Diagnose
X'254' connection.
Located by : VDEVARSI
Created by : HCPARS
Deleted by : HCPARS
ARIBK Control Block Content
ARIBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure ARIBK Access Real Subsystem Information
Block
0000 0 Dbl-Word 8 ARILOCK (3) Lockword for ARIBK access
0018 24 Bitstring 14 ARISSID Subsystem Id for connection
0026 38 Bitstring 1 ARIFLG1 Flag byte 1
1... .... ARITAPL X'80' Tape library connection
0027 39 Bitstring 1 ARIFLG2 Flag byte 2
1... .... ARICLIP X'80' Close function in progress
.1.. .... ARIREST X'40' Close function from reset
processing
..1. .... ARIUNSP X'20' Unsolicited status is
pending
0028 40 Address 4 ARIIORL Queue of pending AREXBKs (IORBKs)
for this connection
002C 44 Address 4 ARIMSGL Queue of pending ARIMSGEs for
this connection
0030 48 Address 4 ARIUNSQ Pointer to ARUBK for user
0034 52 Address 4 ARICREG Pointer to register save area
used during Close process
0038 56 Signed 4 ARIIOCT Count of IORBKs on ARIIORL queue
003C 60 Bitstring 12 * Reserved
00000048 ARIBYLEN *-ARIBK Byte length of ARIBK
00000009 ARIDWSIZ ((ARIBYLEN+7)/8) Doubleword
length of ARIBK
ARIBK Storage Layout
*** ARIBK - Access Real Subsystem Information Block
*
* +-------------------------------------------------------+
* 0 | |
* = ARILOCK =
* | |
* +-------------------------------------------------------+
* 18 | ARISSID |
* | +------+------+
* 20 | |:FLG1 |:FLG2 |
* +---------------------------+-------------+------+------+
* 28 | ARIIORL | ARIMSGL |
* +---------------------------+---------------------------+
* 30 | ARIUNSQ | ARICREG |
* +---------------------------+---------------------------+
* 38 | ARIIOCT |///////////////////////////|
* +---------------------------+///////////////////////////|
* |///////////////////////////////////////////////////////|
* +-------------------------------------------------------+
* 48
*
*** ARIBK - Access Real Subsystem Information Block
ARIBK Cross Reference (contains links to field and bit definitions)
Symbol Dspl Value
-------------- ---- -----
ARIBYLEN 003C 00000048
ARICLIP 0027 80
ARICREG 0034
ARIDWSIZ 003C 00000009
ARIFLG1 0026
ARIFLG2 0027
ARIIOCT 0038
ARIIORL 0028
ARILOCK 0000
ARIMSGL 002C
ARIREST 0027 40
ARISSID 0018
ARITAPL 0026 80
ARIUNSP 0027 20
ARIUNSQ 0030
This information is
based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 11:39:56 EDT.
Copyright IBM Corporation, 1990, 1999
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