User`s guide

Contents
About This Guide ............................................ ix
1 Introduction to the EB164
1.1 System Components and Features........................ 1–1
1.1.1 Digital Semiconductor 21171 Core Logic Chipset .......... 1–3
1.1.2 Memory Subsystem ................................ 1–3
1.1.3 L3 Bcache Subsystem Overview ....................... 1–3
1.1.4 PCI Interface Overview . . ........................... 1–4
1.1.5 ISA Interface Overview . . ........................... 1–4
1.1.6 Miscellaneous Logic ................................ 1–4
1.1.7 Software Support .................................. 1–5
1.1.8 Design Support ................................... 1–6
1.2 Evaluation Board Uses ................................ 1–6
2 System Configuration and Connectors
2.1 Configuration Jumpers................................. 2–1
2.2 EB164 Connectors . ................................... 2–8
3 Functional Description
3.1 EB164 Bcache Interface ................................ 3–2
3.2 Digital Semiconductor 21171 Chipset . . . ................... 3–4
3.2.1 CIA Chip Overview ................................ 3–4
3.2.2 DSW Overview . ................................... 3–6
3.3 Main Memory Interface ................................ 3–6
3.4 PCI Devices ......................................... 3–7
3.4.1 Saturn-IO (SIO) Chip ............................... 3–8
3.4.2 PCI Expansion Slots ............................... 3–8
3.5 ISA Bus Devices. . . ................................... 3–8
3.5.1 Combination Controller . . ........................... 3–10
3.5.2 Keyboard and Mouse Controller ....................... 3–11
iii