FRUBK | Back to Index page

| Prolog Control Block Contents FRUBK DSECT FRUREC 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.

FRUBK Control Block Content | Top of page

     FRUBK DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      FRUBK          ,
    0000    0 Bitstring  256 FRURECS        FRU Indicator Records 0-31
              00000020       FRUSIZE        (*-FRUBK+7)/8 FRUBK size in
                                            doublewords
            FRU Information Record

     FRUREC DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      FRUREC         ,
    0000    0 Bitstring    1 FRUCNT         FRU Message Byte Count
    0001    1 Character    7 FRUMSG         FRU Message in EBCDIC
              00000008       FRURECL        *-FRUREC Length of FRU info
                                            record in bytes

FRUBK Storage Layout | Top of page

    *** FRUBK - Control Block in FRUBK
    *
    *     +-------------------------------------------------------+
    *   0 |                                                       |
    *     =                       FRURECS                         =
    *     |                                                       |
    *     +-------------------------------------------------------+
    * 100
    *
    *** FRUBK - Control Block in FRUBK

    *** FRUREC - Control Block in FRUBK
    *
    *     +------+------------------------------------------------+
    *   0 |FRUCNT|                    FRUMSG                      |
    *     +------+------------------------------------------------+
    *   8
    *
    *** FRUREC - Control Block in FRUBK

FRUBK Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    FRUCNT         0000
    FRUMSG         0001
    FRURECL        0001 00000008
    FRURECS        0000
    FRUSIZE        0000 00000020

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:28:17 EDT.
Copyright IBM Corporation, 1990, 2020