36
3.4.19
C8000-CBFFF / CC000-CFFFF / D0000-D3FFF Shadow
D4000-D7FFF / D8000-DBFFF / DC000-DFFFF Shadow
When enabled, the extended ROM data located at the respective address range will be copied to
system memory.
Options
Enabled
Disabled (*)
3.5 CHIPSET FEATURES SETUP
This setup page is used to specify advanced features available through the chipset. The default
settings have been chosen carefully for the most operating conditions. DO NOT change the
value of any field in this setup page without full understanding.
3.5.1 Auto Configuration
When enabled, BIOS will divide all the EDO/FPM memory into two categories: 50ns DRAM and
60ns DRAM. A set of pre-defined values about DRAM timing will be used for each category.
Then the user can assign the correct timing easily. When disabled, user can specify the DRAM
timing value and
some engineering knowledge is needed while handling it.
Options
Enabled (*)
Disabled
3.5.2 DRAM Speed Selection
This field selects pre-defined EDO/FPM DRAM timing for different speed categories. It is
available only when the Auto Configuration field set to Enabled.
Options
Description
50ns (*)
Pre-defined timing for 50ns EDO DRAM
60ns
Pre-defined timing for 60ns EDO DRAM
3.5.3 MA Wait State
This field configures the wait state of EDO/FPM DRAM address line. This is for experienced
users only.
Options
Description
Slow (*)
Inserts one system clock as wait state
Fast
No wait state
