CFREC Back to Index page
 
Prolog 
Control Block Contents 
   CFREC 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.


  CFREC Prolog Top of page
 
 NAME       : HCPCFREC
 DESCRIPTION: *CONFIG Configuration Record
 DSECT      : CFREC
 FUNCTION   : To convey changes to the I/O configuration to the
              configuration management service machine
 LOCATED BY : None
 CREATED BY : HCPRFC, and used as an overlay to the GSDBK
 DELETED BY : HCPREC, when used as an overlay to the GSDBK
 RELOCATION CONSIDERATIONS : None
 
 
  CFREC Control Block Content Top of page
 

 CFREC DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure CFREC *CONFIG Configuration Record 0000 0 Bitstring 1 CFRIDCOD Config record identifier code 00000001 CFRICFCG X'01' CFRICFCG Device configuration change 00000002 CFRIDYCG X'02' CFRIDYCG Dynamic change 00000003 CFRILPEN X'03' CFRILPEN Logical Path Established Notification 0001 1 Bitstring 1 CFRFLAGS Identifier flags 1... .... CFRFLADD X'80' CFRFLADD Subchannel addition .1.. .... CFRFLDEL X'40' CFRFLDEL Subchannel deletion ..1. .... CFRFLPTH X'20' CFRFLPTH Channel path add/delete ...1 .... CFRFLRES X'10' CFRFLRES Subchannel restored 0002 2 Signed 2 CFRPLENG Parameter list length in bytes 0004 4 Signed 4 CFRPLIST (0) Variable length parameter list 00000004 CFRBSIZE (*-CFREC) Config rec header size in bytes 0004 4 Signed 4 CFRADSID Subchannel id 00000004 CFRADSIZ (*-CFRPLIST) Sch addition plist byte size 0004 4 Signed 4 CFRDLSID Subchannel id 00000004 CFRDLSIZ (*-CFRPLIST) Sch deletion plist byte size 0004 4 Signed 4 CFRPTSID Subchannel id 00000004 CFRPTSIZ (*-CFRPLIST) Chan. path add/del plist byte size 0004 4 Signed 4 CFRRSSID Subchannel id 00000004 CFRRSSIZ (*-CFRPLIST) Sch restored plist byte size
 
 
  CFREC Storage Layout Top of page
 
          
*** CFREC - *CONFIG Configuration Record
*
*     +------+------+-------------+
*   0 |:IDCOD|:FLAGS|  CFRPLENG   |
*     +------+------+-------------+
*
*** CFREC - *CONFIG Configuration Record
          
*** Overlay for CFRPLIST in CFREC
*
*                                 +---------------------------+
*   0 ...                       4 |         CFRADSID          |
*                                 +---------------------------+
*   8
*
*** Overlay for CFRPLIST in CFREC
          
*** Overlay for CFRPLIST in CFREC
*
*                                 +---------------------------+
*   0 ...                       4 |         CFRDLSID          |
*                                 +---------------------------+
*   8
*
*** Overlay for CFRPLIST in CFREC
          
*** Overlay for CFRPLIST in CFREC
*
*                                 +---------------------------+
*   0 ...                       4 |         CFRPTSID          |
*                                 +---------------------------+
*   8
*
*** Overlay for CFRPLIST in CFREC
          
*** Overlay for CFRPLIST in CFREC
*
*                                 +---------------------------+
*   0 ...                       4 |         CFRRSSID          |
*                                 +---------------------------+
*   8
*
*** Overlay for CFRPLIST in CFREC
 
 
  CFREC Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
CFRADSID       0004
CFRADSIZ       0004 00000004
CFRBSIZE       0004 00000004
CFRDLSID       0004
CFRDLSIZ       0004 00000004
CFRFLADD       0001 80
CFRFLAGS       0001
CFRFLDEL       0001 40
CFRFLPTH       0001 20
CFRFLRES       0001 10
CFRICFCG       0000 00000001
CFRIDCOD       0000
CFRIDYCG       0000 00000002
CFRILPEN       0000 00000003
CFRPLENG       0002
CFRPLIST       0004
CFRPTSID       0004
CFRPTSIZ       0004 00000004
CFRRSSID       0004
CFRRSSIZ       0004 00000004
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:47:53 EDT.
Copyright IBM Corporation, 1990, 2022