<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <HTML> <HEAD> <META NAME="GENERATOR" CONTENT="SGML-Tools 1.0.9"> <TITLE>KernelAnalysis-HOWTO: 80386 specific details</TITLE> <LINK HREF="KernelAnalysis-HOWTO-12.html" REL=next> <LINK HREF="KernelAnalysis-HOWTO-10.html" REL=previous> <LINK HREF="KernelAnalysis-HOWTO.html#toc11" REL=contents> </HEAD> <BODY> <A HREF="KernelAnalysis-HOWTO-12.html">Next</A> <A HREF="KernelAnalysis-HOWTO-10.html">Previous</A> <A HREF="KernelAnalysis-HOWTO.html#toc11">Contents</A> <HR> <H2><A NAME="s11">11. 80386 specific details</A></H2> <H2><A NAME="ss11.1">11.1 Boot procedure</A> </H2> <P> <PRE> bbootsect.s [arch/i386/boot] setup.S (+video.S) head.S (+misc.c) [arch/i386/boot/compressed] start_kernel [init/main.c] </PRE> <H2><A NAME="ss11.2">11.2 80386 (and more) Descriptors</A> </H2> <H3>Overview</H3> <P>Descriptors are data structure used by Intel microprocessor i386+ to virtualize memory. <P> <H3>Kind of descriptors</H3> <P> <UL> <LI>GDT (Global Descriptor Table)</LI> <LI>LDT (Local Descriptor Table)</LI> <LI>IDT (Interrupt Descriptor Table) </LI> </UL> <HR> <A HREF="KernelAnalysis-HOWTO-12.html">Next</A> <A HREF="KernelAnalysis-HOWTO-10.html">Previous</A> <A HREF="KernelAnalysis-HOWTO.html#toc11">Contents</A> </BODY> </HTML>