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 7.1.0 Last updated on 22 Jun 2018 at 11:53:33 EDT.
Copyright IBM Corporation, 1990, 2018