Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
EXISBLK
Control Block Contents
EXISBLK DSECT
Cross Reference (Contains links to field and bit definitions)
EXISBLK Prolog
Name : EXISBLK Description: EXECs in Storage Control Block DSECT : EXISBLK Function : Each storage resident exec is represented by an EXISBLK. EXISBLK is called by the EXISBLK macro.
EXISBLK Control Block Content
EXISBLK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure EXISBLK EXECs in Storage Control Block 0000 0 Signed 4 EXISFWP CHAIN POINTER TO NEXT EXISBLK 0004 4 Signed 4 EXISDWDS DWORDS OF STORAGE ALLOCATED 0008 8 Character 8 EXISFN EXEC FILENAME 0010 16 Character 8 EXISFT EXEC FILETYPE 0018 24 Signed 2 EXISRESV RESERVED 001A 26 Bitstring 1 EXISFLG E*1 FLAG BYTE 1... .... EXISSYS X'80' DENOTES "SYSTEM" EXEC -- WILL NOT BE DELETED DURING ABEND PROCESSING .1.. .... EXISDPDG X'40' DENOTES DROP PENDING -- AN EXECDROP COMMAND WAS ISSUED FOR AN ACTIVE EXEC ..1. .... EXISREXX X'20' 0 - EXEC2 1 - REXX ...1 .... EXISSHRD X'10' DENOTES INSTSEG EXEC .... 1... EXISSEG X'08' EXEC RESIDES IN A SEGMENT .... .1.. EXISALTE X'04' 1 - ALT FORMAT EXEC .... ..1. EXISNEW X'02' 1 - USE NEW FWORD COUNTERS .... ...1 EXISPIPE X'01' USED BY CMS PIPLINES 001B 27 Bitstring 1 * E*2 RESERVED 001C 28 Address 4 EXISFBLK EXEC FILEBLOCK POINTER 0020 32 Character 8 EXISSGID LOGICAL SEGMENT IDENTIFIER 0028 40 Signed 4 EXISRCLV RECURSION LEVEL 002C 44 Signed 4 EXISCNT EXEC EXECUTION COUNT 0030 48 Dbl-Word 8 * (0) KEEP DOUBLEWORD ALIGNED 00000030 EXISBLKB *-EXISBLK LENGTH IN BYTES 00000006 EXISBLKD (EXISBLKB+7)/8 LENGTH IN DWORD
EXISBLK Storage Layout
*** EXISBLK - EXECs in Storage Control Block * * +---------------------------+---------------------------+ * 0 | EXISFWP | EXISDWDS | * +---------------------------+---------------------------+ * 8 | EXISFN | * +-------------------------------------------------------+ * 10 | EXISFT | * +-------------+------+------+---------------------------+ * 18 | EXISRESV |:SFLG |//////| EXISFBLK | * +-------------+------+------+---------------------------+ * 20 | EXISSGID | * +---------------------------+---------------------------+ * 28 | EXISRCLV | EXISCNT | * +---------------------------+---------------------------+ * 30 * *** EXISBLK - EXECs in Storage Control Block
EXISBLK Cross Reference
Symbol Dspl Value -------------- ---- ----- EXISALTE 001A 04 EXISBLKB 0030 00000030 EXISBLKD 0030 00000006 EXISCNT 002C EXISDPDG 001A 40 EXISDWDS 0004 EXISFBLK 001C EXISFLG 001A EXISFN 0008 EXISFT 0010 EXISFWP 0000 EXISNEW 001A 02 EXISPIPE 001A 01 EXISRCLV 0028 EXISRESV 0018 EXISREXX 001A 20 EXISSEG 001A 08 EXISSGID 0020 EXISSHRD 001A 10 EXISSYS 001A 80
Last updated on 1 May 2002 at 14:17:21 EDT.
Copyright IBM Corporation, 1990, 2002