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Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
DE4PL
Control Block Contents
DE4PL DSECT
Cross Reference (Contains links to field and bit definitions)
DE4PL Prolog
NAME : HCPDE4PL
DESCRIPTION: DIAGNOSE X'E4' Parameter List
DSECT : DE4PL
FUNCTION : DE4PL maps the parameter list for DIAGNOSE
X'E4' requests
LOCATED BY : DIAGNOSE-specified user register "RX"
CREATED BY : a virtual machine
DELETED BY : the creating virtual machine
DE4PL Control Block Content
DE4PL DSECT
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure DE4PL DIAGNOSE X'E4' Parameter List
DEVINFO layout for Diagnose X'E4' subcodes 00 and 01
Offset X'00'
0000 0 Dbl-Word 8 DE4INPUT (0) input fields begin here
0000 0 Bitstring 4 DE4PLID DIAGNOSE parameter list ID
0004 4 Bitstring 2 DE4VDEV virtual device number
0006 6 Bitstring 2 * (reserved)
Offset X'08'
0008 8 Character 8 DE4USER userid owning specified virtual
device
0010 16 Bitstring 1 DE4INX (0) end of input
Offset X'10'
0010 16 Signed 2 DE4OUTPT (0) output fields begin here
0010 16 Character 6 DE4VOLID DASD volume label
0016 22 Bitstring 2 DE4RDEV real device number
Offset X'18'
0018 24 Signed 4 DE4SCYL starting minidisk cylinder/block
#
001C 28 Signed 4 DE4NCYL number of minidisk
cylinders/block
Offset X'20'
0020 32 Bitstring 1 DE4INFO DEVICE INFORMATION FLAG
00000080 DE4INDED X'80' THE REAL DEVICE ASSOCIATED
WITH the virtual device is
dedicated
00000040 DE4INFPM X'40' VIRTUAL DEVICE IS A
FULL-PACK minidisk
00000020 DE4INNOF X'20' VIRTUAL DEVICE IS A
NON-FULL PACK minidisk
00000010 DE4INDVN X'10' Devno defined full-pack
minidisk
00000008 DE4INPRM X'08' Primary device of duplex
pair
00000004 DE4INSEC X'04' Secondary device of duplex
pair
00000000 *
0021 33 Bitstring 1 * (reserved)
0022 34 Bitstring 2 DE4OVDEV owning user's vdevno
0024 36 Signed 4 * (reserved)
Offset X'28'
0028 40 Character 8 DE4OUSER owning user's userid
0030 48 Signed 2 DE4ENDBK (0) end of block
00000030 DE4SIZE *-DE4PL size of DE4PL in bytes
Redefinition for Diagnose X'E4' parameter list ID field
Offset X'00'
0000 0 Bitstring 2 DE4CODE DIAGNOSE code number
000000E4 DE4DIAGC X'00E4' DIAGNOSE X'E4' code
0002 2 Bitstring 1 DE4FCTN DIAGNOSE X'E4' subfunction code
00000000 DE4UMLOG X'00' DIAGNOSE X'E4': obtain
minidisk real device information
for logged-on user
00000001 DE4UMDIR X'01' DIAGNOSE X'E4': obtain real
device information about a
directory defined minidisk
00000002 DE4FPOUV X'02' DIAGNOSE X'E4': define a
full pack overlay, given virtual
address and USERID
00000003 DE4FPORA X'03' DIAGNOSE X'E4': define a
full pack overlay, given rdevno &
cyl/blk
0003 3 Bitstring 1 DE4LENTH size, in bytes, of this parmlist
Redefinition for Diagnose X'E4' subcode 02 and 03
Offset X'04'
0004 4 Bitstring 2 DE4UDEV target users virtual device
number
0006 6 Bitstring 2 DE4NEWD new FPO virtual device number
Offset X'08'
0008 8 Character 8 DE4OWNR userid owning target device
Offset X'10'
0010 16 Bitstring 2 DE4MODE access mode for link
0012 18 Bitstring 1 DE4FPINX (0) end of input
0012 18 Bitstring 6 * (reserved)
Offset X'18'
0018 24 Signed 2 DE4FPOUT (0) output fields begin here
0018 24 Character 8 DE4ULINK userid having link to minidisk
0020 32 Signed 2 DE4FPEND (0) end of FPO block
00000020 DE4FPSIZ *-DE4PL size of FPO block in
bytes
Redefinition for Diagnose X'E4' subcode 03
Offset X'04'
0004 4 Bitstring 2 DE4DEVR TARGET REAL DEVICE NUMBER
0006 6 Bitstring 2 DE4NEWR new FPO virtual device number
Offset X'08'
0008 8 Bitstring 4 DE4EXTN cylinder/block of real device
000C 12 Bitstring 4 * reserved
DE4PL Storage Layout
*** DE4PL - DIAGNOSE X'E4' Parameter List
*
* +---------------------------+-------------+-------------+
* 0 | DE4PLID | DE4VDEV |/////////////|
* +---------------------------+-------------+-------------+
* 8 | DE4USER |
* +-----------------------------------------+-------------+
* 10 | DE4VOLID | DE4RDEV |
* +---------------------------+-------------+-------------+
* 18 | DE4SCYL | DE4NCYL |
* +------+------+-------------+---------------------------+
* 20 |:INFO |//////| DE4OVDEV |///////////////////////////|
* +------+------+-------------+---------------------------+
* 28 | DE4OUSER |
* +-------------------------------------------------------+
*
*** DE4PL - DIAGNOSE X'E4' Parameter List
*** Overlay for DE4PLID in DE4PL
*
* +-------------+------+------+
* 0 | DE4CODE |:FCTN |:LENTH| 4
* +-------------+------+------+
*
*** Overlay for DE4PLID in DE4PL
*** Overlay for DE4VDEV in DE4PL
*
* +-------------+-------------+
* 0 ... 4 | DE4UDEV | DE4NEWD |
* +---------------------------+-------------+-------------+
* 8 | DE4OWNR |
* +-------------+-----------------------------------------+
* 10 | DE4MODE |/////////////////////////////////////////|
* +-------------+-----------------------------------------+
* 18 | DE4ULINK |
* +-------------------------------------------------------+
*
*** Overlay for DE4VDEV in DE4PL
*** Overlay for DE4VDEV in DE4PL
*
* +-------------+-------------+
* 0 ... 4 | DE4DEVR | DE4NEWR |
* +---------------------------+-------------+-------------+
* 8 | DE4EXTN |///////////////////////////|
* +---------------------------+---------------------------+
* 10
*
*** Overlay for DE4VDEV in DE4PL
DE4PL Cross Reference
Symbol Dspl Value -------------- ---- ----- * 0020 00000000 DE4CODE 0000 DE4DEVR 0004 DE4DIAGC 0000 000000E4 DE4ENDBK 0030 DE4EXTN 0008 DE4FCTN 0002 DE4FPEND 0020 DE4FPINX 0012 DE4FPORA 0002 00000003 DE4FPOUT 0018 DE4FPOUV 0002 00000002 DE4FPSIZ 0020 00000020 DE4INDED 0020 00000080 DE4INDVN 0020 00000010 DE4INFO 0020 DE4INFPM 0020 00000040 DE4INNOF 0020 00000020 DE4INPRM 0020 00000008 DE4INPUT 0000 DE4INSEC 0020 00000004 DE4INX 0010 DE4LENTH 0003 DE4MODE 0010 DE4NCYL 001C DE4NEWD 0006 DE4NEWR 0006 DE4OUSER 0028 DE4OUTPT 0010 DE4OVDEV 0022 DE4OWNR 0008 DE4PLID 0000 DE4RDEV 0016 DE4SCYL 0018 DE4SIZE 0030 00000030 DE4UDEV 0004 DE4ULINK 0018 DE4UMDIR 0002 00000001 DE4UMLOG 0002 00000000 DE4USER 0008 DE4VDEV 0004 DE4VOLID 0010
Last updated on 5 Jun 2001 at 13:17:28 EDT.
Copyright IBM Corporation, 1990, 2001