SMP on x86: Difference between revisions
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The primary specification for multiprocessor [[x86]]-based setups is the [http://www.intel.com/design/pentium/datashts/242016.HTM Intel MultiProcessor Specification] (last updated, AFAIK, to revision-006 on 1995-05-15). | The primary specification for multiprocessor [[x86]]-based setups is the [http://www.intel.com/design/pentium/datashts/242016.HTM Intel MultiProcessor Specification] (last updated, AFAIK, to revision-006 on 1995-05-15). | ||
==Interrupts== | ==Interrupts== | ||
* IO-APIC routes hardware interrupts to various CPUs | * IO-APIC routes hardware interrupts to various CPUs ([http://www.mjmwired.net/kernel/Documentation/x86/i386/IO-APIC.txt Linux's IO-APIC.txt]) | ||
<pre>[recombinator](0) $ cat /proc/interrupts | <pre>[recombinator](0) $ cat /proc/interrupts | ||
CPU0 CPU1 | CPU0 CPU1 | ||