Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 22 Jun 2005 22:37:00 +0930
From:      "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au>
To:        Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?= <des@des.no>
Cc:        Emanuel Strobl <Emanuel.strobl@gmx.net>, freebsd-current@freebsd.org
Subject:   Re: lapic@2k interrukts eating CPU cycles
Message-ID:  <20050622130659.GF63959@squash.dsto.defence.gov.au>
In-Reply-To: <86slza27md.fsf@xps.des.no>
References:  <200506091423.39940@harrymail>  <200506211539.26772.jhb@FreeBSD.org> <200506220122.24315@harrymail>  <86slza27md.fsf@xps.des.no>

next in thread | previous in thread | raw e-mail | index | archive | help
    0n Wed, Jun 22, 2005 at 09:06:18AM +0200, Dag-Erling Smrgrav wrote: 

    >Emanuel Strobl <Emanuel.strobl@gmx.net> writes:
    >> I don't know what lapic stands for (the l, if apic means
    >> AdvancedProgrammableInterruptController)
    >
    >local, meaning per-CPU as opposed to the IOAPIC which is located in
    >the south bridge and shared by all CPUs.

Why do we need both LAPIC *and* an IO-APIC ?

 - aW



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20050622130659.GF63959>