
INSTALLATION GUIDE FOR OS/2 2.0 16 COLORS NON-BLITTER DRIVER AND
32-Bit 256 COLORS BLITTER DRIVER FOR CIRRUS LOGIC'S GD542X CHIPS
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Programs you need for Installation.
_____________________________________
Clmode.exe or Video Adapter Utility program to select monitor type.

256 Color Blitter Drivers can only be used with the OS/2 2.0
Corrective Service Pack which is an upgrade that can be purchased
from IBM.

Installing the 16 colors non-blitter driver:
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1. Edit OS/2's config.sys file with the following settings.

   ADD> 
   search for the LIBPATH statement and add "C:\OS2\DLL\CLDSP" to
     the beginning of the LIBPATH statement.
     For example: LIBPATH=C:\OS2\DLL\CLDSP; .; ........
   set video_devices=vio_SVGA
   set vio_SVGA=device(bvhvga,bvhsvga)
   device=%1:\os2\mdos\vsvga.sys
and remark (REM) the following statements:
   REM set video_devices=vio_vga
   REM set vio_vga=device(bvhvga)
   REM device=%1:\os2\mdos\vvga.sys

2. Bring up a DOS full screen session, run Clmode.exe utility that came in 
   your video adapter Utilities Disk to set monitor type,
   then insert Cirrus Logic's driver diskette in drive A or B, 
   type A:SVGA.EXE ON or B:SVGA.EXE ON to create a svgadata.pmi file.
   Copy your svgadata.pmi file to your \OS2 subdirectory.

3. shutdown the system to boot up from the OS/2 2.0 Installation
   Diskette, then ESC out of Diskette One to run cli1620.cmd.

Installing the 256 colors blitter driver:
----------------------------------------- 
256 Color Blitter Drivers can only be used with the OS/2 2.0
Corrective Service Pack which is an upgrade that can be purchased
from IBM.

1. Edit OS/2's config.sys file with the following settings
   
add   
   set video_devices=vio_SVGA
   set vio_SVGA=device(bvhvga,bvhsvga)
   device=%1:\os2\mdos\vsvga.sys
and remark (REM) the following statements: 
   REM set video_devices=vio_vga
   REM set vio_vga=device(bvhvga)
   REM device=%1:\os2\mdos\vvga.sys

2. Bring up a DOS full screen session, run Clmode.exe utility that came in
   your video adapter Utilities Disk to set monitor type,
   then insert Cirrus Logic's driver diskette in drive A or B, 
   type A:SVGA.EXE ON or B:SVGA.EXE ON to create a svgadata.pmi file.
   Copy your svgadata.pmi file to your \OS2 subdirectory.

3. Shutdown the system to boot up from the OS/2 2.0 Installation
   Diskette, then ESC out of Diskette One to run cli25620.cmd

Note:
When running Win-OS2 in Full Screen, Open Settings for Win-OS2 Full Screen and 
go to Session. Under Dos Settings go to Video_Switch_Notification and switch 
the default setting from OFF to ON. This setting must be changed so that when
running Full Screen Win-OS2 the Virtual Device Driver (VSVGA.SYS) functions 
properly when switching between OS/2 Presentation Manager and Windows 
Program Manager.
