TIDAW Back to Index page
 
Prolog 
Control Block Contents 
   TIDAW DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  TIDAW Prolog Top of page
 
 NAME       : HCPTIDAW
 DESCRIPTION: Transport indirect data addressing word mapping
 DSECT      : TIDAW
 FUNCTION   : Provide symbolic reference to the fields of a
              transport indirect data address word used by
              Fibre Channel Extensions (FCX)
 LOCATED BY : N/A
 CREATED BY : N/A
 DELETED BY : NA
 
 
  TIDAW Control Block Content Top of page
 

 TIDAW DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure TIDAW Transport indirect data addressing word mapping 0000 0 Signed 4 TIDAWW0 (0) Word 0 0000 0 Bitstring 1 TIDAWFLG TIDAW flag byte 1... .... TIDAWLST X'80' TIDAWLST This is the last TIDAW .1.. .... TIDAWSKP X'40' TIDAWSKP Skip data transfer for the TIDAW ..1. .... TIDAWDXI X'20' TIDAWDXI Data-transfer-interruption control ...1 .... TIDAWTIC X'10' TIDAWTIC TIDAW-transfer-in-channel (TTIC) .... 1... TIDAWCBC X'08' TIDAWCBC Insert-CBC control All other bits reserved for IBM use 0001 1 Bitstring 3 TIDAWRES Reserved for IBM use 0004 4 Signed 4 TIDAWCNT TIDAW count 0008 8 Dbl-Word 8 TIDAWADR (0) TIDAW data address 0008 8 Signed 4 TIDAWADH High half of data address 000C 12 Signed 4 TIDAWADL Low half of data address 0010 16 Dbl-Word 8 TIDAWNXT (0) Next TIDAW address 00000010 TIDAWBSZ (*-TIDAW) TIDAW byte size 00000002 TIDAWDSZ (*-TIDAW+7)/8 TIDAW dword size
 
 
  TIDAW Storage Layout Top of page
 
          
*** TIDAW - Transport indirect data addressing word mapping
*
*     +------+--------------------+---------------------------+
*   0 |:AWFLG|     TIDAWRES       |         TIDAWCNT          |
*     +------+--------------------+---------------------------+
*   8 |         TIDAWADH          |         TIDAWADL          |
*     +---------------------------+---------------------------+
*
*** TIDAW - Transport indirect data addressing word mapping
 
 
  TIDAW Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
TIDAWADH       0008
TIDAWADL       000C
TIDAWADR       0008
TIDAWBSZ       0010 00000010
TIDAWCBC       0000 08
TIDAWCNT       0004
TIDAWDSZ       0010 00000002
TIDAWDXI       0000 20
TIDAWFLG       0000
TIDAWLST       0000 80
TIDAWNXT       0010
TIDAWRES       0001
TIDAWSKP       0000 40
TIDAWTIC       0000 10
TIDAWW0        0000
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:57:01 EDT.
Copyright IBM Corporation, 1990, 2022