vii
Contents
About This Manual
Summary of Changes...............................................................................................xviii
Overview of Contents..............................................................................................xviii
Comments and Suggestions.......................................................................................xix
Conventions Used in This Manual.............................................................................xix
Terminology.........................................................................................................xx
CHAPTER 1 Product Data and Memory Maps
Introduction................................................................................................................1-1
Memory maps............................................................................................................1-4
Processor Memory Map......................................................................................1-4
Default Processor Memory Map..................................................................1-4
Processor Memory Map...............................................................................1-5
PCI Memory Map........................................................................................1-7
VME Memory Map.....................................................................................1-7
PCI Local Bus Memory Map..............................................................................1-8
VMEbus Memory Map.......................................................................................1-8
System Bus.................................................................................................................1-8
Processors...........................................................................................................1-9
Processor Type Identification.............................................................................1-9
Processor PLL Configuration.............................................................................1-9
L2 Cache.............................................................................................................1-9
L2 Cache SRAM Size.......................................................................................1-10
Cache Speed......................................................................................................1-10
FLASH Memory...............................................................................................1-10
ECC Memory....................................................................................................1-11
P2 I/O Modes....................................................................................................1-11
Serial Presence Detect (SPD) Definitions........................................................1-12
Hawk ASIC..............................................................................................................1-12
Hawk I2C interface and configuration information..........................................1-13
Vital Product Data (VPD) and Serial Presence Detect (SPD) Data..................1-14
PCI Local Bus..........................................................................................................1-15
PCI Arbitration Assignments for Hawk ASIC.................................................1-15
The Ethernet Controller....................................................................................1-16
PMC/PCI Expansion Slots................................................................................1-17