Specifications

9 March 1999 – Subject To Change System Address Space A–11
21164 Address Space
Figure A–5 System Address Map
0
LJ-05398.AI4
34 333839 3435
Memory Address
0
Main Memory — 8GB
034 333839
PCI Memory Address <28:2>
X
0
1
PCI Sparse Memory Space — 512MB Region 1
31 21034 33 323839
PCI Memory Address <26:2>
0
X
0
1
Size
00
PCI Sparse Memory Space — 128MB Region 2
31 21034 33 323839
PCI Memory Address <25:2>
1
1
0
PCI Sparse Memory Space — 64MB Region 3
00000
000
000
2367
1
000
Size
0
36
7
Size
367
000
X
0
35
35
35
00
30
10
31 21034 33 323839
PCI I/O Address <24:2>
1
1
0
PCI I/O Sparse Space — 32MB Region A
Size
367
000
X
0
35
00
30
10
29
1
31 21034 33 323839
PCI I/O Address <24:2>
1
1
0
PCI I/O Sparse Space — 32MB Region B
Size
367
000
X
0
35
00
30
1
29
11
31 21034 33 323839
PCI Memory Address <31:2>
1
1
0
PCI Memory Dense Space — 4GB
01
X
0
35
00
30
0
29
31 21034 33 323839
Address
1
0
PCI Configuration Space
Size
367
00
X
0
35
00
28 27
CSR
Space
111