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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. |
VIOMI
Cross Reference (Contains links to field and bit definitions)
VIOMI Prolog
NAME : HCPVIOMI
DESCRIPTION: Virtual I/O Management Information
DSECT : VIOMI
FUNCTION : VIOMI maps the Virtual I/O Management
Information area pointed to by the DCTBL.
LOCATED BY : DCTVIODD field of DCTBL, for dedicated devices
DCTVIOSH field of DCTBL, for shared devices
DCTVIOSM field of DCTBL, for simulated devices
VDEVIOMI field of VDEV
CREATED BY : invocation of the HCPVIOGN macro.
DELETED BY : This control block is never deleted.
SERIALIZED : This control block is READ/ONLY, and requires no
serialization.
VIOMI Control Block Content
VIOMI DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure VIOMI Virtual I/O Management Information 0000 0 Address 4 VIODCTBL pointer to DCTBL for this VIOMI 0004 4 Address 4 VIOSIMA address of SIMULATION routine 0008 8 Address 4 VIOSYSA address of SYSTEM RESET routine 000C 12 Address 4 VIOHLTA address of INTERFACE DISCONNECT routine 0010 16 Address 4 VIOCLRA address of SELECTIVE RESET routine 0014 20 Address 4 VIOPRESM address of PRESIMULATION routine 0018 24 Address 4 VIOTRANS address of DEVICE TRANSLATOR for Channel Program Translation 001C 28 Address 4 VIOUNTRN address of DEVICE UNTRANSLATOR for Channel Program Translation 0020 32 Address 4 VIODTTBL address of DEVICE TRANSLATION TABLE for Channel Program Translation 0024 36 Signed 2 VIODOTSZ Doubleword size of the DOTWA 0026 38 Signed 2 VIOSRCOF Offset from VMDVSRCA to proper Virtual Start counter this device/support for this device class and/or type 00000005 VIOSIZE (*-VIOMI+7)/8 Size, in doublewords, of VIOMI
VIOMI Storage Layout
*** VIOMI - Virtual I/O Management Information * * +---------------------------+---------------------------+ * 0 | VIODCTBL | VIOSIMA | * +---------------------------+---------------------------+ * 8 | VIOSYSA | VIOHLTA | * +---------------------------+---------------------------+ * 10 | VIOCLRA | VIOPRESM | * +---------------------------+---------------------------+ * 18 | VIOTRANS | VIOUNTRN | * +---------------------------+-------------+-------------+ * 20 | VIODTTBL | VIODOTSZ | VIOSRCOF | * +---------------------------+-------------+-------------+ * 28 * *** VIOMI - Virtual I/O Management Information
VIOMI Cross Reference
(contains links to field and bit definitions)Symbol Dspl Value -------------- ---- -----VIOCLRA 0010
VIODCTBL 0000
VIODOTSZ 0024
VIODTTBL 0020
VIOHLTA 000C
VIOPRESM 0014
VIOSIMA 0004
VIOSIZE 0026 00000005
VIOSRCOF 0026
VIOSYSA 0008
VIOTRANS 0018
VIOUNTRN 001C
Last updated on 3 Aug 1999 at 13:45:10 EDT.
Copyright IBM Corporation, 1990, 1999
