i386/i386.reference/s09_05.htm

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   4 <TITLE>80386 Programmer's Reference Manual -- Section 9.5</TITLE>
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   7 <B>up:</B> <A HREF="c09.htm">
   8 Chapter 9 -- Exceptions and Interrupts</A><BR>
   9 <B>prev:</B> <A HREF="s09_04.htm">9.4  Interrupt Descriptor Table</A><BR>
  10 <B>next:</B> <A HREF="s09_06.htm">9.6  Interrupt Tasks and Interrupt Procedures</A>
  11 <P>
  12 <HR>
  13 <P>
  14 <H1>9.5  IDT Descriptors</H1>
  15 The IDT may contain any of three kinds of descriptor:
  16 <UL>
  17 <LI> Task gates
  18 <LI> Interrupt gates
  19 <LI> Trap gates
  20 </UL>
  21
  22 <A HREF="#fig9-3">Figure 9-3</A>
  23   illustrates the format of task gates and 80386 interrupt gates
  24 and trap gates. (The task gate in an IDT is the same as the task gate
  25 already discussed in
  26 <A HREF="c07.htm">Chapter 7</A>.)
  27 <P>
  28 <A NAME="fig9-3">
  29 <IMG align=center SRC="fig9-3.gif" border=0>
  30 <P>
  31 <HR>
  32 <P>
  33 <B>up:</B> <A HREF="c09.htm">
  34 Chapter 9 -- Exceptions and Interrupts</A><BR>
  35 <B>prev:</B> <A HREF="s09_04.htm">9.4  Interrupt Descriptor Table</A><BR>
  36 <B>next:</B> <A HREF="s09_06.htm">9.6  Interrupt Tasks and Interrupt Procedures</A>
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