Date: Thu, 12 Aug 1999 00:38:48 -0700 From: Arun Sharma <adsharma@home.com> To: "Josep Maria M. Blanquer" <blanquer@cs.ucsb.edu> Cc: freebsd-smp@FreeBSD.ORG Subject: Re: Questions Message-ID: <19990812003848.A14472@home.com> In-Reply-To: <Pine.GSO.4.05.9908110718270.935-100000@ella>; from Josep Maria M. Blanquer on Wed, Aug 11, 1999 at 08:01:14AM -0700 References: <Pine.GSO.4.05.9908110718270.935-100000@ella>
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On Wed, Aug 11, 1999 at 08:01:14AM -0700, Josep Maria M. Blanquer wrote: > The things I don't fully understant/I'm missing are: > 1- On the IO APIC configuration. When the IO APIC/(s) are configured > to forward the interrupts to the local APICs, the delivery mode > is set to the lowest priority and the destination mode is set up > to physical! Is that the way it should go? From my understanding > if you specify physical dest, you can only specify a single APIC > ID right? So that means that all INT are always forwarded to the > BSP (id 0)? Wrong. A physical destination ID of all 1s means broadcast to all local APICs. Refer to Chapter 7.4.9.1 (Pentium III manual, Vol 3, systems programming guide) -Arun To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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