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Date:      Wed, 07 Dec 2005 18:25:31 -0800 (PST)
From:      John Polstra <jdp@polstra.com>
To:        Darren Pilgrim <darren.pilgrim@bitfreak.org>
Cc:        freebsd-current@freebsd.org
Subject:   RE: can someone explain...[ PCI interrupts]
Message-ID:  <XFMail.20051207182531.jdp@polstra.com>
In-Reply-To: <001801c5fb83$987529f0$642a15ac@smiley>

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On 07-Dec-2005 Darren Pilgrim wrote:
> What if the APIC was programmed to be edge-triggered just before the ithread
> runs and programmed back to level-trigger when the ithread completes?

For what it's worth (maybe not much), I tried that and couldn't get it
to work.  Various devices timed out during boot.  I didn't spend any
appreciable time investigating why, so it's possible I did something
incorrectly or that it could have been made to work with more effort.

John



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