Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.

RTVBK

Prolog  

Control Block Contents  
   RTVBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  


RTVBK Prolog

 Name       : HCPRTVBK
 Description: CP Program Function Key Retrieve Block
 DSECT      : RTVBK
 STATUS     : Release 2, Level 0
 Function   : The RTVBK contains information used to
              handle PFKey RETRIEVE requests
 Located by : HCPPFUNC field PFUNRTV
 Created by : HCPPFK
 Deleted by : HCPPFK

 

RTVBK Control Block Content


RTVBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      RTVBK          CP Program Function Key Retrieve
                                        Block
0000    0 Signed       2 RTVALLOC       Number of RETRIEVE PF keys
                                        alloc'd
0002    2 Signed       2 RTVBFREQ       Number of RETRIEVE buffers
                                        requested
0004    4 Signed       2 RTVDFCNT       Number of RETRIEVE PF keys
                                        defined
0006    6 Signed       2 RTVBFCNT       Number of RETRIEVE buffers so far
0008    8 Signed       2 RTVLSRTV       Last retrieved entry
000A   10 Signed       2 *              Reserved
000C   12 Signed       2 *              Reserved
000E   14 Signed       2 *              Reserved
0010   16 Dbl-Word     8 * (0)
          00000002       RTVBKHL        (*-RTVBK+7)/8 Length of RTVBK
                                        Header in dw
     The RTVGSDBK field is repeated (RTVALLOC) times.
0010   16 Address      4 RTVGSDBK       A(GSDBK)

 

RTVBK Storage Layout

          
*** RTVBK - CP Program Function Key Retrieve Block
*
*     +-------------+-------------+-------------+-------------+
*   0 |  RTVALLOC   |  RTVBFREQ   |  RTVDFCNT   |  RTVBFCNT   |
*     +-------------+-------------+-------------+-------------+
*   8 |  RTVLSRTV   |/////////////|/////////////|/////////////|
*     +-------------+-------------+-------------+-------------+
*  10 |         RTVGSDBK          | 14
*     +---------------------------+
*
*** RTVBK - CP Program Function Key Retrieve Block

 

RTVBK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
RTVALLOC       0000
RTVBFCNT       0006
RTVBFREQ       0002
RTVBKHL        0010 00000002
RTVDFCNT       0004
RTVGSDBK       0010
RTVLSRTV       0008

This information is based on z/VM V4R2.0. Last updated on 17 Oct 2001 at 16:17:12 EDT.
Copyright IBM Corporation, 1990, 2001