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.

CSEHDRBK

Prolog  

Control Block Contents  

CSEHDRBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

CSEHDRBK Prolog

 Name       : CSEHDRBK
 Description: CSE header record on each CSE track
 DSECT      : CSEHDRBK

 

CSEHDRBK Control Block Content


CSEHDRBK DSECT

Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure CSEHDRBK CSE header record on each CSE track 0000 0 Character 8 ISFHHDR CSE VERSION, REL, LVL 0008 8 Character 8 * Reserved 0010 16 Character 8 ISFHUSER Userid who did the FORMAT 0018 24 Character 8 ISFHSYSN System that did the FORMAT 0020 32 Character 8 ISFHDATE Date of FORMAT 0028 40 Character 8 ISFHTIME Time of FORMAT 0030 48 Address 2 ISFHRECL CSE recl at FORMAT time 0032 50 Address 2 ISFHRECS CSE recs at FORMAT time 0034 52 Address 4 * Reserved 0038 56 Address 1 ISFHHKEY I*1 CSE hdr key 0039 57 Address 1 ISFHKKEY I*2 CSE key key 003A 58 Address 1 ISFHRKEY I*3 Read flag key 003B 59 Address 1 ISFHNKEY I*4 Nolink flag key 003C 60 Address 1 ISFHWKEY I*5 Write flag key 003D 61 Address 1 ISFHCKEY I*6 Clear record key 003E 62 Bitstring 1 ISFHSRKY Key from SR flag record 003F 63 Bitstring 1 ISFHSWKY Key from SW flag record 0040 64 Bitstring 1 ISFHXRKY Key from ER flag record 0041 65 Bitstring 1 ISFHXWKY Key from EW flag record 0042 66 Bitstring 1 * (6) Reserved 0048 72 Bitstring 1 ISFHRFLG The read flag 0049 73 Bitstring 1 ISFHNFLG The nolink flag 004A 74 Bitstring 1 ISFHWFLG The write flag 004B 75 Bitstring 1 ISFHSRFL Stable Read flag 004C 76 Bitstring 1 ISFHSWFL Stable Write flag 004D 77 Bitstring 1 ISFHXRFL Exclusive Read flag 004E 78 Bitstring 1 ISFHXWFL Exclusive Write flag 004F 79 Bitstring 1 * Reserved 0050 80 Address 1 ISFHMKEY (32) Space for 32 map keys 0070 112 Dbl-Word 8 * (2) Reserved 0080 128 Dbl-Word 8 ISFHHSK Count fld hdr record 0088 136 Dbl-Word 8 ISFHMSK Count fld 1st map rec. 0090 144 Dbl-Word 8 ISFHKSK Count fld 1st key rec. 0098 152 Dbl-Word 8 ISFHRSK Count fld read flag 00A0 160 Dbl-Word 8 ISFHNSK Count fld nolink flag 00A8 168 Dbl-Word 8 ISFHWSK Count fld write flag 00B0 176 Dbl-Word 8 ISFHCSK Count fld clear rec. 00B8 184 Dbl-Word 8 ISFHSRSK Count fld from SR flag rec 00C0 192 Dbl-Word 8 ISFHSWSK Count fld from SW flag rec 00C8 200 Dbl-Word 8 ISFHXRSK Count fld from ER flag rec 00D0 208 Dbl-Word 8 ISFHXWSK Count fld from EW flag rec 00D8 216 Dbl-Word 8 * (3) Reserved 000000F0 ISFHDRL *-CSEHDRBK Hdr data length

 

CSEHDRBK Storage Layout

*** CSEHDRBK - CSE header record on each CSE track
*
*     +-------------------------------------------------------+
*   0 |                       ISFHHDR                         |
*     +-------------------------------------------------------+
*   8 |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  10 |                       ISFHUSER                        |
*     +-------------------------------------------------------+
*  18 |                       ISFHSYSN                        |
*     +-------------------------------------------------------+
*  20 |                       ISFHDATE                        |
*     +-------------------------------------------------------+
*  28 |                       ISFHTIME                        |
*     +-------------+-------------+---------------------------+
*  30 |  ISFHRECL   |  ISFHRECS   |///////////////////////////|
*     +------+------+------+------+------+------+------+------+
*  38 |:HHKEY|:HKKEY|:HRKEY|:HNKEY|:HWKEY|:HCKEY|:HSRKY|:HSWKY|
*     +------+------+------+------+------+------+------+------+
*  40 |:HXRKY|:HXWKY|/////////////////////////////////////////|
*     +------+------+------+------+------+------+------+------+
*  48 |:HRFLG|:HNFLG|:HWFLG|:HSRFL|:HSWFL|:HXRFL|:HXWFL|//////|
*     +------+------+------+------+------+------+------+------+
*  50 |                                                       |
*     =                       ISFHMKEY                        =
*     |                                                       |
*     +-------------------------------------------------------+
*  70 |///////////////////////////////////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  80 |                       ISFHHSK                         |
*     +-------------------------------------------------------+
*  88 |                       ISFHMSK                         |
*     +-------------------------------------------------------+
*  90 |                       ISFHKSK                         |
*     +-------------------------------------------------------+
*  98 |                       ISFHRSK                         |
*     +-------------------------------------------------------+
*  A0 |                       ISFHNSK                         |
*     +-------------------------------------------------------+
*  A8 |                       ISFHWSK                         |
*     +-------------------------------------------------------+
*  B0 |                       ISFHCSK                         |
*     +-------------------------------------------------------+
*  B8 |                       ISFHSRSK                        |
*     +-------------------------------------------------------+
*  C0 |                       ISFHSWSK                        |
*     +-------------------------------------------------------+
*  C8 |                       ISFHXRSK                        |
*     +-------------------------------------------------------+
*  D0 |                       ISFHXWSK                        |
*     +-------------------------------------------------------+
*  D8 |///////////////////////////////////////////////////////|
*     =///////////////////////////////////////////////////////=
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  F0
*
*** CSEHDRBK - CSE header record on each CSE track

 

CSEHDRBK Cross Reference

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

ISFHCKEY 003D

ISFHCSK 00B0

ISFHDATE 0020

ISFHDRL 00D8 000000F0

ISFHHDR 0000

ISFHHKEY 0038

ISFHHSK 0080

ISFHKKEY 0039

ISFHKSK 0090

ISFHMKEY 0050

ISFHMSK 0088

ISFHNFLG 0049

ISFHNKEY 003B

ISFHNSK 00A0

ISFHRECL 0030

ISFHRECS 0032

ISFHRFLG 0048

ISFHRKEY 003A

ISFHRSK 0098

ISFHSRFL 004B

ISFHSRKY 003E

ISFHSRSK 00B8

ISFHSWFL 004C

ISFHSWKY 003F

ISFHSWSK 00C0

ISFHSYSN 0018

ISFHTIME 0028

ISFHUSER 0010

ISFHWFLG 004A

ISFHWKEY 003C

ISFHWSK 00A8

ISFHXRFL 004D

ISFHXRKY 0040

ISFHXRSK 00C8

ISFHXWFL 004E

ISFHXWKY 0041

ISFHXWSK 00D0


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