Specifications

17 January 1997 – Subject to Change
System Address Mapping A–7
21164 Address Space Configuration Supported by the CIA
Figure A–5 21164 and DMA Read and Write Transactions
LJ04263A.AI5
21164
Memory Space
Reserved
PCI-Memory
Dense Space
PCI-Memory
Sparse Space
PCI Windows
PCI-I/O
Space
Scatter-Gather
or
Direct
Translation
Cached
Memory
PCI-Memory
Space
PCI-I/O
Space
21164 Programmed I/O
DMA Read/Write