Memory Shadow Sub-Menu - RadiSys EPC-26A/27 Manual

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BIOS Configuration

Memory Shadow Sub-Menu

The term "Memory Shadow" refers to the technique of copying information
from ROM into RAM and accessing it in this alternate memory location. For
more information, turn to the section concerning the Memory Shadow Sub-
2
2
Menu.
Large Disk Access Mode:
If using a drive larger than 528 Mbytes, set this to DOS if you are running
DOS, or set this to Other if using a different operating system.
Built-in BIOS Extension Configuration
BIOS Extension Base Address
Flash ROMdisk:
Use this option to enable Flash memory disks on the EPC-26A/27. This must
be selected for the Flash memory to appear as a drive. The base address you
select defines where the Flash ROMdisk BIOS extension is installed.
Options are the following:
DC000-DFFF0h
D8000-DBFF0h
D4000-D7FF0h
D0000-D3FF0h
CC000-CFFF0h
C8000-CBFFFh
Not Installed
Please note that you cannot have an IDE drive if the resident Flash memory is
the boot device. For more information, refer to "About Drive Letter
Assignment".
Page 13

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