CHAPTER 1
Board Description and Memory Maps
Introduction................................................................................................................1-1
Overview....................................................................................................................1-1
Requirements .............................................................................................................1-4
Block Diagrams .........................................................................................................1-5
Functional Description...............................................................................................1-5
Memory Maps ............................................................................................................1-9
Local Bus Memory Map .....................................................................................1-9
Normal Address Range................................................................................1-9
VMEbus Memory Map .....................................................................................1-46
Interrupts...........................................................................................................1-47
Cache Coherency ..............................................................................................1-48
Sources of Local BERR*..................................................................................1-48
Local Bus Time-out ...................................................................................1-48
VMEbus BERR* .......................................................................................1-49
VMEchip2 .................................................................................................1-49
Bus Error Processing .................................................................................1-49
MPU Parity Error.......................................................................................1-50
MPU Off-board Error ................................................................................1-51
DMAC VMEbus Error ..............................................................................1-52
DMAC Parity Error ...................................................................................1-52
DMAC Off-board Error.............................................................................1-53
DMAC LTO Error .....................................................................................1-53
Contents
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