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Table of Contents
Chapter 1 Introduction
1.1 Goals ........................................................................................................ 1-1
1.2 Features of the Specification .................................................................... 1-2
1.3 Scope........................................................................................................ 1-2
1.4 Target Audience ....................................................................................... 1-3
1.5 Organization of This Document ................................................................ 1-3
1.6 Conventions Used in This Document ....................................................... 1-4
1.7 For More Information................................................................................ 1-4
Chapter 2 System Overview
2.1 Hardware Overview .................................................................................. 2-2
2.1.1 System Processors...................................................................... 2-2
2.1.2 Advanced Programmable Interrupt Controller ............................. 2-3
2.1.3 System Memory........................................................................... 2-4
2.1.4 I/O Expansion Bus ....................................................................... 2-4
2.2 BIOS Overview ......................................................................................... 2-5
2.3 Operating System Overview..................................................................... 2-5
Chapter 3 Hardware Specification
3.1 System Memory Configuration ................................................................. 3-1
3.2 System Memory Cacheability and Shareability......................................... 3-2
3.3 External Cache Subsystem ...................................................................... 3-4
3.4 Locking ..................................................................................................... 3-4
3.5 Posted Memory Write ............................................................................... 3-5
3.6 Multiprocessor Interrupt Control ............................................................... 3-5
3.6.1 APIC Architecture ........................................................................ 3-5
3.6.2 Interrupt Modes............................................................................ 3-6
3.6.2.1 PIC Mode...................................................................... 3-7
3.6.2.2 Virtual Wire Mode ......................................................... 3-9
3.6.2.3 Symmetric I/O Mode ................................................... 3-11
3.6.3 Assignment of System Interrupts to the APIC Local Unit........... 3-12
3.6.4 Floating Point Exception Interrupt.............................................. 3-12
3.6.5 APIC Memory Mapping.............................................................. 3-12
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shenxinshan6211072012-11-30资料不错，只是老了一点，有学习价值。
