Technical data

Functional Description
Overview
2-9
FFC2 0000 FFDF FFFF 2M Unused
FFE0 0000 FFE0 7FFF 32K EISA
ASIC
EISA ASIC; GSC+ mode
FFE0 8000 FFF7 FFFF 1504K Unused
FFF8 0000 FFF8 3FFF 16K GSC I/O Flex Module 0
FFF8 4000 FFF8 7FFF 16K PCI PCI ASIC #1 registers
FFF8 8000 FFF8 BFFF 16K GSC I/O Flex Module 2
FFF8 C000 FFF8 FFFF 16K PMC PCI ASIC #2 registers
FFF9 0000 FFFB AFFF 172K Reserved
FFFB B000 FFFB BFFF 4K Reserved HPMC test
FFFB C000 FFFB DFFF 8K Reserved CPU use
FFFB E000 FFFB EFFF 4K CPU CPU registers
FFFB F000 FFFB FFFF 4K CPU Memory controller
FFFC 0000 FFFF FFFF CPU Local/Global Broadcast
Processor Space
Table 2-3 Main Memory map
Low
Address
High
Address
Size Chip Description