Useful Hacker's Docs for the FreeBSD SMP kernel

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The MP spec, v1.4:

<A href="http://www.intel.com/IAL/processr/mpovr.htm">Overview</A>
http://www.intel.com/design/pro/prodspec/multipro.htm		(24201604.pdf)

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Intel PCIsets-Datasheets on the WEB:

http://www.intel.com/design/pcisets/datashts/index.htm

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The 82093AA I/O Advanced Programmable Interrupt Controller (IOAPIC):

http://www.intel.com/design/pcisets/datashts/82093aa.htm	(29056601.pdf)

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The 82378ZB System I/O (SIO) and 82379AB System I/O APIC (SIO.A):

http://www.intel.com/design/pcisets/datashts/82378zb.htm	(29057101.pdf)

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The 82439HX System Controller (TXC) (1st half of 430HX):

http://www.intel.com/design/pcisets/datashts/inte2.htm		(29055101.pdf)

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The 82371SB (PIIX3) (2nd half of 430HX):

http://www.intel.com/design/pcisets/datashts/82371fb.htm	(29055001.pdf)

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Pentium Pro Processor BIOS Writer's Guide V2.0 

ftp://ftp.intel.com/pub/IAL/p6/pppbios.pdf


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Intel Databooks:

 Pentium Processor Family Developer's Manual:
  Vol 1: Pentium Processor, order# 241428
  Vol 3: Architecture and Programming Manual, order# 241430

 Intel486(TM) MicroProcessors and related Products, order #241731-002
  pp 4-220 thru 4-302: 82489DX Advanced Programmable Interrupt Controller

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Other useful books:

 Pentium Processor System Architecture, 2nd edition
 PC System Architecture Series, MindShare Inc.
 ISBN 0-201-40992-5
  includes a 45 page chapter on the APIC.