Dram; Mbyte Memory Map (As Seen By The Cpu) - Xycom XVME-678 Manual

Chapter 4 - Programming
FEOOOO-FFFFFF
160000-FDFFFF
100000-15FFFF
OFOOOO-OFFFFF
OEOOOO-OEFFFF
ODOOOO-ODFFFF
OCBOOO-OCFFFF
OCOOOO-OC7FFF
OAOOOO-OBFFFF
0000OO-09FFFF
System BIOS
128K
1/0 Memory
14848K
DRAM*
384K
System BIOS
64K
Real Mode Wndow I Extended BIOS I 1/0
64K
Extended BIOS / I/O
64K
User Area
32K
VGABIOS
32K
VGA DRAM Memory
128K
DRAM
640K
*The 384 K of Extended DRAM is only
available when no BIOS is shadowed.
Figure 4-1. 1 Mbyte Memory Map (as seen by the CPU)
4-2