Motorola MVME172 - Manual (Page 56)

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Board Description and Memory Maps
1
Notes 1. Refer to the MPU Port and MPU Channel Attention
registers in Chapter 3.
2. After reset you must write the System Configuration
Pointer to the command registers prior to writing to the MPU
Channel Attention register. Writes to the System
Configuration Pointer must be upper word first, lower word
second.
Table 1-13. 82596CA Ethernet LAN Memory Map
82596CA Ethernet LAN
Directly Accessible Registers
Address
Data Bits
D31 ... D16 D15 ... D0
$FFF46000 Upper Command Word Lower Command Word
$FFF46004 MPU Channel Attention (CA)