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Date:      Wed, 01 Sep 1999 12:26:34 -0700
From:      Mike Smith <mike@smith.net.au>
To:        Poul-Henning Kamp <phk@critter.freebsd.dk>
Cc:        Garrett Wollman <wollman@khavrinen.lcs.mit.edu>, Mike Smith <mike@smith.net.au>, Warner Losh <imp@village.org>, nate@mt.sri.com (Nate Williams), Mitsuru IWASAKI <iwasaki@jp.FreeBSD.org>, mmuir@es.co.nz, freebsd-current@FreeBSD.ORG
Subject:   Re: followup to apm problems. 
Message-ID:  <199909011926.MAA00398@dingo.cdrom.com>
In-Reply-To: Your message of "Wed, 01 Sep 1999 15:51:11 %2B0200." <35950.936193871@critter.freebsd.dk> 

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> In message <199909011345.JAA05781@khavrinen.lcs.mit.edu>, Garrett Wollman writes:
> ><<On Tue, 31 Aug 1999 15:16:48 -0700, Mike Smith <mike@smith.net.au> said:
> >
> >> Actually, that's almost entirely system-dependant.  The BIOS may well 
> >> poll the keyboard controller/USB controller, for example.
> >
> >And designs based on the Intel PIIX4 will generate SMI# interrupts for
> >whichever activities are programmed in the BIOS, completely bypassing
> >the traditional interrupt mechanism.
> 
> And these interrupts will take as much as 50usec to service...

Since in the context that we're discussing the system is asleep, I can't
actually see how this is in any way relevant...

-- 
\\  The mind's the standard       \\  Mike Smith
\\  of the man.                   \\  msmith@freebsd.org
\\    -- Joseph Merrick           \\  msmith@cdrom.com




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