Aaeon PCM-4335 Manual page 49

C000, 16K Shadow
C800, 16K Shadow
D000, 16K Shadow
D800, 16K Shadow
These options control the location of the contents of the 16KB of
ROM beginning at the specified memory location. If no adapter
ROM is using the named ROM area, this area is made available to
the local bus. The settings are:
Setting
Shadow
Enabled
Disabled
C400, 16K Shadow
CC00, 16K Shadow
D400, 16K Shadow
DC00, 16K Shadow
Description
The contents of C0000h - C3FFFh are written to the
same address in system memory (RAM) for faster
execution.
If an adapter ROM will be using the named ROM
area, ROM area are written to the same address in
system memory (RAM) for faster execution. Also,
the contents of the RAM area can be read from and
written to cache memory.
The video ROM is not copied to RAM. The contents of
the video ROM cannot be read from or written to cache
memory.
Chapter 3 AMIBIOS Setup 41