Motorola MVME1X7P Programmer's Reference Manual page 121

VMEbus Slave Address Translation Address Offset Register 2
ADR/SIZ
BIT
31
NAME
OPER
RESET
This register is the address translation address register for the second
VMEbus-to-local-bus map decoder. It should be programmed to the local
bus starting address. When the adder is enabled, this register is the offset
value.
VMEbus Slave Address Translation Select Register 2
ADR/SIZ
BIT 15
NAME
OPER
RESET
This register is the address translation select register for the second
VMEbus-to-local-bus map decoder. The address translation select register
value is based on the segment size (the difference between the VMEbus
starting and ending addresses). If the segment size is between the sizes
shown in the table below, assume the larger size.
Segment
Size
64KB
128KB
256KB
512KB
16MB
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$FFF4000C (16 bits of 32)
Address Translation Address Offset Register 2
$FFF4000C (16 bits of 32)
Address Translation Select Register 2
Address
Translation
Select Value
FFFF
FFFE
FFFC
FFF8
1MB FFF0
2MB FFE0
4MB FFC0
8MB FF80
FF00
LCSR Programming Model
. . .
R/W
0 PS
. . .
R/W
0 PS
Segment
Size
32MB
64MB
128MB
256MB
512MB
1GB
2GB
4GB
16
0
Address
Translation
Select Value
FE00
FC00
F800
F000
E000
C000
8000
0000
2-31
2