GRBK

GRBK Prolog

 NAME       : HCPGRBK
 DESCRIPTION: Guest response block
 DSECT      : GRBK
 FUNCTION   : Holds response information from one guest to be placed
              in the guest response summary
 LOCATED BY : HCPGRSBK - Guest responses summary
 CREATED BY : HCPDDS - Dedicated DASD simulation
              - HCPTSS - Tape subsystem simulation and reset
 DELETED BY : HCPGRB - Guest responses summary processor

GRBK Control Block Content

GRBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      GRBK           Guest response block
0000    0 Address      4 GRBNEXT        Pointer to next GRBK
0004    4 Character    8 GRBVMDUS       VMDUSER
000C   12 Bitstring    1 GRBRCODE       Response code in response
000D   13 Character    2 GRBDEVNO       Device number in response
000F   15 Bitstring    1 GRBCHPID       CHPID in response
          00000002       GRBSIZE        ((*-GRBK)+7)/8 GRBK size in
                                        double words

GRBK Storage Layout

          
*** GRBK - Guest response block
*
*     +---------------------------+---------------------------+
*   0 |         GRBNEXT           |        GRBVMDUS-          |
*     +---------------------------+------+-------------+------+
*   8 |          -(004)           |:RCODE|  GRBDEVNO   |:CHPID|
*     +---------------------------+------+-------------+------+
*  10
*
*** GRBK - Guest response block

GRBK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
GRBCHPID       000F
GRBDEVNO       000D
GRBNEXT        0000
GRBRCODE       000C
GRBSIZE        000F 00000002
GRBVMDUS       0004