Dear SCO Customer,

Support Level Supplement (SLS) ptf7619b, the UnixWare 7.1.1 psm_apic Driver
Supplement, addresses the following problem:

   On machines with an 8-way Intel Sabre motherboard, interrupts are not
   distributed to the eighth processor.

Notes: This SLS is only applicable to machines with an 8-way Intel Sabre
       motherboard.

       This SLS will only install if the osmp package is installed.


Contents
--------

        /etc/conf/pack.d/psm_apic/Driver_mp.o


Software Notes and Recommendations
----------------------------------

SLS ptf7619b should only be installed on:

        UnixWare 7 Release 7.1.1


Notes: This SLS is only applicable to machines with an 8-way Intel Sabre.

       This SLS will only install if the osmp package is installed.


Installation Instructions
-------------------------

1. Download the ptf7619b.Z file to the /tmp directory on your machine.

2. As root, uncompress the file and add the package to your system
   using these commands:

        $ su
        Password: <type your root password>
        # uncompress /tmp/ptf7619b.Z
        # pkgadd -d /tmp/ptf7619b
        # rm /tmp/ptf7619b


Alternatively, SLS ptf7619b may be installed in quiet mode, that is, without
displaying the release notes and asking for installation confirmation. To do
this, use these commands:

        $ su
        Password: <type your root password>
        # uncompress /tmp/ptf7619b.Z
        # pkgadd -qd /tmp/ptf7619b all
        # rm /tmp/ptf7619b

3. Reboot the system after installing this SLS package.

The release notes displayed prior to installation can be found in:

        /var/sadm/pkg/ptf7619/install/ptf7619.txt


Removal Instructions
--------------------

1. As root, remove the SLS package using these commands:

        $ su
        Password: <type your root password>
        # pkgrm ptf7619

2. Reboot the system after removing this SLS package.


If you have questions regarding this SLS, or the product on which 
it is installed, please contact your software supplier.