Table 18: Memory Map; Register Set - GE VR11 Reference Manual

CHAPTER 6
Chapter Scope
Memory Map

Register Set

GE Intelligent Platforms – VR11, VP11 Hardware Reference Manual, Second Edition
Resources
This chapter describes system resources, such as memory mapping, register set
and default interrupt request assignments.
The table below shows the memory address area used by the VR11.
Address
$00000 - $9FFFF
$A0000 - $BFFFF
$C0000 - $DFFFF
$E0000 - $FFFFF
$100000 - $3FFFFFFF
$4000000 - $FFFBFFFF
$FEC00000 - $FFEFFFFF
$FFF00000 - $FFFFFFFF
The following section provides an overview of the registers located in the I/O
address area of the VR11.

Table 18: Memory map

Size
640 Kbytes
128 Kbytes
128 Kbytes
128 Kbytes
depends on
available DRAM
depends on
available DRAM
1 MB Kbytes
Used by
System RAM
Video RAM (if enabled)
Used by PCI ROMs:
VGA, SCSI, Ethernet
System BIOS
Extended RAM
Dynamically used by
PCI devices
System devices
System BIOS
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