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. |
BBOXADR
Cross Reference (Contains links to field and bit definitions)
BBOXADR Prolog
Name : BBOX Description: Boundary Box Addresses DSECT : BBOXADR Function : BBOX contains the beginning addresses of the VSE partitions when CMS/DOS is active; one for each entry. BBOXADR is called by the BBOX macro.
BBOXADR Control Block Content
BBOXADR DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure BBOXADR Boundary Box Addresses 0000 0 Bitstring 4 PBEGIN PARTN START ADDR 0004 4 Signed 4 PENDLOG (0) PARTN LOGICAL END 0004 4 Bitstring 3 * 0007 7 Bitstring 1 BBOPTDOS PARTITION SUBPOOL EXISTS 0008 8 Signed 4 PGEND (0) GETVIS AREA END 0008 8 Bitstring 3 * 000B 11 Bitstring 1 BBOVSDOS GETVIS SUBPOOL EXISTS 000C 12 Bitstring 4 PFIXLMT PFIX LIMIT ZERO FOR CMS 0010 16 Bitstring 4 PFIXCNT PFIX COUNT ZERO FOR CMS 0014 20 Bitstring 4 BBOPARTN DOS PARTITION START ADDRESS 00000001 BBOPOOL 1 FOR BBOPTDOS AND BBOVSDOPS 00000018 BBOXSIZE (*-PBEGIN) SIZE OF BBOX
BBOXADR Storage Layout
*** BBOXADR - Boundary Box Addresses * * +---------------------------+--------------------+------+ * 0 | PBEGIN |////////////////////|:PTDOS| * +--------------------+------+--------------------+------+ * 8 |////////////////////|:VSDOS| PFIXLMT | * +--------------------+------+---------------------------+ * 10 | PFIXCNT | BBOPARTN | * +---------------------------+---------------------------+ * 18 * *** BBOXADR - Boundary Box Addresses
BBOXADR Cross Reference
(contains links to field and bit definitions)Symbol Dspl Value -------------- ---- -----BBOPARTN 0014
BBOPOOL 0014 00000001
BBOPTDOS 0007
BBOVSDOS 000B
BBOXSIZE 0014 00000018
PBEGIN 0000
PENDLOG 0004
PFIXCNT 0010
PFIXLMT 000C
PGEND 0008
Last updated on 12 Aug 1999 at 11:17:23 EDT.
Copyright IBM Corporation, 1990, 1999