TXCCM Back to Index page
 
Prolog 
Control Block Contents 
   TXCCM 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.


  TXCCM Prolog Top of page
  
 NAME       : HCPTXCCM
 DESCRIPTION: TRSOURCE COMMON DATA AREA
 DSECT      : TXCCM
 FUNCTION   : MAPS THE TRSOURCE COMMON DATA AREA
              WHICH EXISTS IN MODULE HCPTXC.
 LOCATED BY : EXTERNAL NAME HCPTXCCM
 CREATED BY : NONE: THIS IS A MAP OF RESIDENT CP MODULE
              HCPTXC
 DELETED BY : NONE
 RELOCATION CONSIDERATIONS : None
 
 
  TXCCM Control Block Content Top of page
  




 TXCCM DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      TXCCM          TRSOURCE COMMON DATA AREA
     --------TRSOURCE LOCKS
0000    0 Dbl-Word     8 TXCLOCKC (3)   TRSOURCE COMMAND LOCK
0018   24 Dbl-Word     8 TXCLOCKD       TRSOURCE DATA LOCK
0020   32 Signed       4 TXCCPELK       TRSOURCE CPEBK CHAIN LOCK
                                        --------TRSOURCE CONTROL BLOCK
                                        ANCHORS
0024   36 Address      4 TXCTRCBK       ADDRESS OF FIRST TRCBK ON CHAIN
0028   40 Address      4 TXCTRDBK       ADDRESS OF FIRST TRDBK ON CHAIN
002C   44 Address      4 TXCTRDND       ADDRESS OF LAST TRDBK ON CHAIN
0030   48 Signed       4 TXCCPEBK       ANCHOR FOR TRSOURCE CPEBK CHAIN
0034   52 Address      4 TXCBMSBK       ADDRESS OF BMSBK --------TRSOURCE
                                        COUNTERS
0038   56 Signed       4 TXCACTVC       ENABLED COUNT OF ALL TRACES
003C   60 Signed       4 TXCNDBCP       Count of enabled TRSOURCE traces
                                        that are using the DTFBK page
0040   64 Signed       4 TXCDTCNT       TYPE DATA ENABLED COUNT
0044   68 Signed       4 TXCGTCNT       TYPE GT ENABLED COUNT
0048   72 Signed       4 TXCIOCNT       TYPE IO ENABLED COUNT
004C   76 Signed       4 TXCLNCNT       TYPE LAN ENABLED COUNT
0050   80 Signed       4 TXCPCCNT       Type PCI enabled count
0054   84 Signed       4 *              Reserved for IBM use
0058   88 Dbl-Word     8 *              Reserved for IBM use
0060   96 Signed       4 TXCCPECT       COUNT OF CPEBKS ON TRSOURCE CHAIN
                                        --------TRSOURCE COMMAND CONTROL
0064  100 Signed       4 TXCNMCMD       COMMAND TABLE START ADDRESS
0068  104 Signed       4 TXCNMRET       TRSOURCE ID/SET ROUTINE RETURN
                                        ADDRESS
006C  108 Signed       4 TXCNMSTR       TABLE SEARCH START ADDRESS
0070  112 Signed       4 TXCNMEND       TABLE SEARCH END ADDRESS
0074  116 Signed       4 TXCNMUSD       TRSOURCE COMMAND USED TABLE
0078  120 Signed       2 TXCRCODE       RETURN CODE OF ERROR MESSAGE
007A  122 Bitstring    1 TXCSCNTP       TRSOURCE COMMAND CONTROL
          1... ....      TXCCMD         X'80' TXCCMD SCAN TRSOURCE
                                        COMMAND
          .1.. ....      TXCOPT         X'40' TXCOPT SCAN NEXT OPTION
          ..1. ....      TXCID          X'20' TXCID SCAN FOR VALID
                                        TRACEID
          ...1 ....      TXCSET         X'10' TXCSET SCAN FOR VALID
                                        TRACESET
          .... 1...      TXCMULT        X'08' TXCMULT SCAN MULTIPLE
                                        OPTION
          .... .1..      TXCTDP         X'04' TXCTDP ALREADY SCANNED TYPE
                                        PARMS
          .... ..1.      TXCTRCNT       X'02' TXCTRCNT HCPTXHDL sets
                                        flag, don't save updated TRCBK
                                        until entire command is
                                        validated.
007B  123 Bitstring    1 TXCDSP         TRSOURCE DISPLAY OPTIONS
          .... 1...      TXCDSPAL       X'08' TXCDSPAL DISPLAY ALL
          .... .1..      TXCDSPLY       X'04' TXCDSPLY DISPLAY SPECIFIED
007C  124 Signed       4 *              RESERVED TO FORCE DOUBLEWORD
                                        BOUNDARY --------TRSOURCE
                                        miscellaneous fields
0080  128 Dbl-Word     8 TXCDFRLK (3)   DEFERIO frames lock
0098  152 Signed       4 TXCDTLND       Used by HCPTXF and HCPTXH,
                                        pointer to last DTLBK in DTLBK
                                        list prior to processing current
                                        TRSOURCE ID command. If command
                                        is invalid, this field is used to
                                        delete all DTLBKs that were added
                                        to list.
          00000014       TXCSIZE        (*-TXCCM+7)/8 TXCCM SIZE IN
                                        DOUBLEWORDS
 
 
  TXCCM Storage Layout Top of page
  
          
*** TXCCM - TRSOURCE COMMON DATA AREA
*
*     +-------------------------------------------------------+
*   0 |                                                       |
*     =                       TXCLOCKC                        =
*     |                                                       |
*     +-------------------------------------------------------+
*  18 |                       TXCLOCKD                        |
*     +---------------------------+---------------------------+
*  20 |         TXCCPELK          |         TXCTRCBK          |
*     +---------------------------+---------------------------+
*  28 |         TXCTRDBK          |         TXCTRDND          |
*     +---------------------------+---------------------------+
*  30 |         TXCCPEBK          |         TXCBMSBK          |
*     +---------------------------+---------------------------+
*  38 |         TXCACTVC          |         TXCNDBCP          |
*     +---------------------------+---------------------------+
*  40 |         TXCDTCNT          |         TXCGTCNT          |
*     +---------------------------+---------------------------+
*  48 |         TXCIOCNT          |         TXCLNCNT          |
*     +---------------------------+---------------------------+
*  50 |         TXCPCCNT          |///////////////////////////|
*     +---------------------------+---------------------------+
*  58 |///////////////////////////////////////////////////////|
*     +---------------------------+---------------------------+
*  60 |         TXCCPECT          |         TXCNMCMD          |
*     +---------------------------+---------------------------+
*  68 |         TXCNMRET          |         TXCNMSTR          |
*     +---------------------------+---------------------------+
*  70 |         TXCNMEND          |         TXCNMUSD          |
*     +-------------+------+------+---------------------------+
*  78 |  TXCRCODE   |:SCNTP|TXCDSP|///////////////////////////|
*     +-------------+------+------+---------------------------+
*  80 |                                                       |
*     =                       TXCDFRLK                        =
*     |                                                       |
*     +---------------------------+---------------------------+
*  98 |         TXCDTLND          | 9C
*     +---------------------------+
*
*** TXCCM - TRSOURCE COMMON DATA AREA
 
 
  TXCCM Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
TXCACTVC       0038
TXCBMSBK       0034
TXCCMD         007A 80
TXCCPEBK       0030
TXCCPECT       0060
TXCCPELK       0020
TXCDFRLK       0080
TXCDSP         007B
TXCDSPAL       007B 08
TXCDSPLY       007B 04
TXCDTCNT       0040
TXCDTLND       0098
TXCGTCNT       0044
TXCID          007A 20
TXCIOCNT       0048
TXCLNCNT       004C
TXCLOCKC       0000
TXCLOCKD       0018
TXCMULT        007A 08
TXCNDBCP       003C
TXCNMCMD       0064
TXCNMEND       0070
TXCNMRET       0068
TXCNMSTR       006C
TXCNMUSD       0074
TXCOPT         007A 40
TXCPCCNT       0050
TXCRCODE       0078
TXCSCNTP       007A
TXCSET         007A 10
TXCSIZE        0098 00000014
TXCTDP         007A 04
TXCTRCBK       0024
TXCTRCNT       007A 02
TXCTRDBK       0028
TXCTRDND       002C
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:31:26 EDT.
Copyright IBM Corporation, 1990, 2020