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Linux 2.4.x Initialization for IA-32 HOWTO
Randy Dunlap,
rddunlap@ieee.org
v1.0, 2001-05-17
This document contains a description of the Linux 2.4 kernel initialization sequence on IA-32 processors.
1.
Introduction
1.1 Overview
1.2 This document
1.3 Contributions
1.4 Trademarks
1.5 License
2.
Linux init ("ASCII art")
3.
Linux early setup
3.1 IA-32 Kernel Setup
3.2 Video Setup
4.
Linux architecture-specific initialization
4.1 startup_32:
4.2 Set segment registers to known values
4.3 SMP BSP (Bootstrap Processor) check
4.4 Initialize page tables
4.5 Enable paging
4.6 Clear BSS
4.7 32-bit setup
4.8 Copy boot parameters and command line out of the way
4.9 checkCPUtype
4.10 Count this processor
4.11 Load descriptor table pointer registers
4.12 Start other processors
5.
Linux architecture-independent initialization
5.1 start_kernel:
5.2 setup_arch
5.3 init thread
5.4 do_basic_setup {part of the init thread}
6.
Glossary
7.
References
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