public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Andi Kleen <ak@suse.de>
To: Mikael Pettersson <mikpe@csd.uu.se>
Cc: linux-kernel@vger.kernel.org
Subject: Re: UP IO-APIC with ACPI table but no MP table?
Date: 02 Apr 2002 13:57:54 +0200	[thread overview]
Message-ID: <p731ydytirg.fsf@oldwotan.suse.de> (raw)
In-Reply-To: <15529.39198.444056.901156@kim.it.uu.se.suse.lists.linux.kernel>

Mikael Pettersson <mikpe@csd.uu.se> writes:

> Is it possible to get the kernel to recognise and utilise the
> chipset's IO-APIC if the BIOS has no MP table but does list the
> IO-APIC in the ACPI table(s)?

The new Intel ACPI implementation now merged into 2.5 should support 
this. Of course it may still not work on your particular BIOS.

> If it's possible, is it also meaningful to do this on UP?

Using the IO-APIC makes a lot of sense, because it is a much more
efficient interface to the interrupt controller.

-Andi

       reply	other threads:[~2002-04-02 11:58 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <15529.39198.444056.901156@kim.it.uu.se.suse.lists.linux.kernel>
2002-04-02 11:57 ` Andi Kleen [this message]
2002-04-02 11:42 UP IO-APIC with ACPI table but no MP table? Mikael Pettersson
2002-04-02 12:54 ` Arjan van de Ven

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=p731ydytirg.fsf@oldwotan.suse.de \
    --to=ak@suse.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mikpe@csd.uu.se \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox