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

#### TLB

Prolog

Control Block Contents
TLB DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### TLB Prolog

     NAME       : HCPFCWDS
     DESCRIPTION: TLB Entry (31 bit addresses)
     DSECT      : TLB

#### TLB Control Block Content

#### TLB DSECT

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      TLB            TLB Entry (31 bit addresses)
    0000    0 Address      4 TLBNEXT        Address of next TLB entry
    0004    4 Address      4 TLBGUEST       Guest page address
    0008    8 Address      4 TLBHOST        Host frame address
              0000000C       TLBSIZE        *-TLB

#### TLB Storage Layout

    *** TLB - TLB Entry (31 bit addresses)
    *
    *     +---------------------------+---------------------------+
    *   0 |         TLBNEXT           |         TLBGUEST          |
    *     +---------------------------+---------------------------+
    *   8 |         TLBHOST           | C
    *     +---------------------------+
    *
    *** TLB - TLB Entry (31 bit addresses)

#### TLB Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    TLBGUEST       0004
    TLBHOST        0008
    TLBNEXT        0000
    TLBSIZE        0008 0000000C

This information is based on z/VM V4R3.0. Last updated on 30 Apr 2002 at 16:19:56 EDT.
Copyright IBM Corporation, 1990, 2002