User Setup Information

Setting the Non-cache Areas
Your computer automatically caches all of your system
memory except for four of the system defined non-cache
address areas listed in the table below. You can enable or
disable caching in any of six, system
Defined Cache
control Areas
and also set two additional user
Defined
non-cached Areas (also listed in
thetable).
Non-cache address areas
Option
System donned areas
A0000h - AFFFFh caching
B0000h - BFFFFh caching
C0000h - CFFFFh caching
D0000h - DFFFFh caching
E0000h - EFFFFh caching
F0000h - FFFFFh caching
User defined areas
1st User defined non-cache low
address
1st User defined non-cache high
address
2nd User defined non-cache low
address
2nd User defined non-cache high
address
Default Setting
Disabled
Disabled
Enabled
Disabled
Disabled
Enabled
0000000h*
0000000h*
0000000h*
0000000h*
l
If you set any user-defined non-cache areas, SETUP automatically sets the
high address at least 4KB higher than the corresponding low address.
Running the SETUP Program
2-23