Shadow Ram; Figure 6-9: Shadow Ram - DTK Computer Apex 386/40 User Manual

6-3 Shadow RAM

For higher performance, the mainboard has two shadow RAM func-
tions. Shadow RAM is one of the advanced features of the mainboard.
Your BIOS or diskette will support the following:
• A 84KB DRAM space allocated for system BIOS shadow
RAM
• A 84KB DRAM space allocated for video BIOS shadow RAM
BIOS and video addresses are allocated for shadow RAM. Both
sections are 84KB in size. Refer to the table below for more informa-
tion.
EOOOOH
DOOOOH
COOOOH
A reserved 128K DRAM space is allocated for shadow RAM. You can
also use it for another purpose if these functions are disabled. Refer to
Shadow RAM
the
information.
6MB Byte System BIOS
64KB Byte Video BIOS

Figure 6-9: Shadow RAM

Control Port table on the next page for more
Chapter 6: Appendix
11