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

#### USAVE

Prolog

Control Block Contents
USAVE DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### USAVE Prolog

     Name       : SVCSAVE
     Description: User Save Area
     DSECT      : USAVE
     Function   : USAVE is used by DMSITS to allocate and free
                  save areas for other routines during SVC
                  processing; it is pointed to by the USAVEPTR
                  field in SSAVE.

#### USAVE Control Block Content

#### USAVE DSECT

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      USAVE          THIS IS A SCRATCH AREA PASSED TO
                                            USER WITH POINTER IN REGISTER 13.
    0000    0 Dbl-Word     8 * (12)
              0000000C       USAVESZ        (*-USAVE+7)/8 SIZE OF USER SAVE
                                            AREA

#### USAVE Storage Layout

    *** USAVE - Control Block in USAVE
    *
    *     +-------------------------------------------------------+
    *   0 |///////////////////////////////////////////////////////|
    *     =///////////////////////////////////////////////////////=
    *     |///////////////////////////////////////////////////////|
    *     +-------------------------------------------------------+
    *  60
    *
    *** USAVE - Control Block in USAVE

#### USAVE Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    USAVESZ        0000 0000000C

This information is based on z/VM V4R4.0.
Last updated on 28 Jul 2003 at 08:17:45 EDT.
Copyright IBM Corporation, 1990, 2003