Motorola MVME2300 Series User Manual Page 218

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3-56 Computer Group Literature Center Web Site
Falcon ECC Memory Controller Chip Set
3
Each size that is checked has a specific set of locations that must be written
and read. The following table shows the addresses that go with each size.
Table 3-18. Sizing Addresses
1024MB 256MB 128MB 64MB 32MB 16MB
$00000000
$20000000
$00000000
$02000000
$08000000
$0A000000
$00000000
$00002000
$02000000
$02002000
$04000000
$04002000
$06000000
$06002000
$00000000
$00002000
$02000000
$02002000
$00000000
$00001000
$00002000
$00003000
$01000000
$01001000
$01002000
$01003000
$00000000
Table 3-19. PowerPC 60
x
Address to DRAM Address Mappings
RA ---->
Block Size
|
V
0123456789101112
16MB
ROW A19 A18 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17
COL A18 A19 A20 A21 A22 A23 A24 A25 A26 A27
32MB
ROW A18 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17
COL A18 A19 A20 A21 A22 A23 A24 A25 A26 A27
64MB
ROW A18 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17
COL A6 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27
128MB
ROWA6A5A7A8A9A10A11A12A13A14A15A16A17
COL A6 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27
256MB
ROWA4A5A7A8A9A10A11A12A13A14A15A16A17
COL A4 A6 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27
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