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.

CSEEHDBK

Prolog  

Control Block Contents  

CSEEHDBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

CSEEHDBK Prolog

 NAME       : CSEEHDBK
 DESCRIPTION: CSL header record for ECKD devices
 DSECT      : CSEEHDBK
 STATUS     : VM/ESA Version 2, Release 4.0
 FUNCTION   : Map the Cross System Link header record for
              ECKD devices.  There is one header record on
              every volume that has been XLINK FORMATted
              with an ECKD channel program.
 LOCATED BY : N/A
 CREATED BY : N/A
 DELETED BY : N/A
 SERIALIZED : N/A

 

CSEEHDBK Control Block Content


CSEEHDBK DSECT

Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure CSEEHDBK CSL header record for ECKD devices 0000 0 Character 8 ISFEHHDR CSE version, release, level 0008 8 Character 8 ISFEUSER Userid who did the XLINK FORMAT 0010 16 Character 8 ISFESYSN System that did the XLINK FORMAT 0018 24 Character 8 ISFEDATE Date of XLINK FORMAT 0020 32 Character 8 ISFETIME Time of XLINK FORMAT 0028 40 Character 8 ISFECHK Indicates formatted for ECKD 0030 48 Signed 2 ISFEFREC Number of records formatted 0032 50 Bitstring 1 * (6) Reserved for future use 00000038 ISFEHDRL *-CSEEHDBK Length of header record

 

CSEEHDBK Storage Layout

*** CSEEHDBK - CSL header record for ECKD devices
*
*     +-------------------------------------------------------+
*   0 |                       ISFEHHDR                        |
*     +-------------------------------------------------------+
*   8 |                       ISFEUSER                        |
*     +-------------------------------------------------------+
*  10 |                       ISFESYSN                        |
*     +-------------------------------------------------------+
*  18 |                       ISFEDATE                        |
*     +-------------------------------------------------------+
*  20 |                       ISFETIME                        |
*     +-------------------------------------------------------+
*  28 |                       ISFECHK                         |
*     +-------------+-----------------------------------------+
*  30 |  ISFEFREC   |/////////////////////////////////////////|
*     +-------------+-----------------------------------------+
*  38
*
*** CSEEHDBK - CSL header record for ECKD devices

 

CSEEHDBK Cross Reference

(contains links to field and bit definitions)
Symbol         Dspl Value
-------------- ---- -----

ISFECHK 0028

ISFEDATE 0018

ISFEFREC 0030

ISFEHDRL 0032 00000038

ISFEHHDR 0000

ISFESYSN 0010

ISFETIME 0020

ISFEUSER 0008


This information is based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 11:37:12 EDT.
Copyright IBM Corporation, 1990, 1999