CABUFFER | Back to Index page

| Prolog Control Block Contents CABUFFER 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.

CABUFFER Prolog | Top of page

     NAME       : HCPCABFR
     DESCRIPTION: Channel Adapter Buffer
     DSECT      : CABUFFER
     RELOCATION CONSIDERATIONS : None

CABUFFER Control Block Content | Top of page

     CABUFFER DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      CABUFFER       Channel Adapter Buffer
    0000    0 Character  256 CABUFR         CHANNEL ADAPTER BUFFER
              00CABUFR       CABUFRLN       L'CABUFR CABUFRLN DEFINED LENGTH
                                            OF BUFFER
              00000020       CABSIZE        ((*-CABUFFER)+7)/8 LENGTH OF
                                            BUFFER IN DBLWORDS

CABUFFER Storage Layout | Top of page

    *** CABUFFER - Channel Adapter Buffer
    *
    *     +-------------------------------------------------------+
    *   0 |                                                       |
    *     =                        CABUFR                         =
    *     |                                                       |
    *     +-------------------------------------------------------+
    * 100
    *
    *** CABUFFER - Channel Adapter Buffer

CABUFFER Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    CABSIZE        0000 00000020
    CABUFR         0000
    CABUFRLN       0000 00CABUFR

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:27:11 EDT.
Copyright IBM Corporation, 1990, 2020