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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. |
SYMPT
Cross Reference (Contains links to field and bit definitions)
SYMPT Prolog
NAME : HCPSYMPT
DESCRIPTION: Symbol LOCATE Pointer Block
STATUS : VM/ESA Version 2, Release 1.0
DSECT : SYMPT
FUNCTION : The Symbol LOCATE Pointer Blocks are chained from the
SYMLH. Each SYMPT controls a set of SYMTB entries.
LOCATED BY : SYMLHPT1 in SYMLH
SYMPTFWD in SYMPT
CREATED BY : HCPCFD
DELETED BY : None
REFERENCES : None
SERIALIZED : Additions or changes to the SYMPT entries and to the
SYMTB entries requires exclusive control of the
SYMLHLCK lock.
Searches of the SYMPT entries and of the SYMTB entries
requires shared control of the SYMLHLCK lock.
SYMPT Control Block Content
SYMPT DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure SYMPT Symbol LOCATE Pointer Block 0000 0 Address 4 SYMPTFWD Real address of next SYMPT 0004 4 Address 4 SYMPTST Virtual address of start of map 0008 8 Address 4 SYMPTND Virtual address of end of map 000C 12 Signed 4 SYMPTLN Length of each SYMTB in the map 0010 16 Signed 4 SYMPTEND (0) The end
SYMPT Storage Layout
*** SYMPT - Symbol LOCATE Pointer Block * * +---------------------------+---------------------------+ * 0 | SYMPTFWD | SYMPTST | * +---------------------------+---------------------------+ * 8 | SYMPTND | SYMPTLN | * +---------------------------+---------------------------+ * 10 | | * = SYMPTEND = * | | * +-------------------------------------------------------+ * *** SYMPT - Symbol LOCATE Pointer Block
SYMPT Cross Reference
(contains links to field and bit definitions)Symbol Dspl Value -------------- ---- -----SYMPTEND 0010
SYMPTFWD 0000
SYMPTLN 000C
SYMPTND 0008
SYMPTST 0004
Last updated on 3 Aug 1999 at 12:37:21 EDT.
Copyright IBM Corporation, 1990, 1999