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Date:      Thu, 7 Aug 1997 19:43:36 -0700
From:      John-Mark Gurney <gurney_j@efn.org>
To:        Tom Samplonius <tom@sdf.com>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: AUTO_EOI_* ?
Message-ID:  <19970807194336.27057@hydrogen.nike.efn.org>
In-Reply-To: <Pine.BSF.3.95q.970807190930.24596C-100000@misery.sdf.com>; from Tom Samplonius on Thu, Aug 07, 1997 at 07:12:34PM -0700
References:  <Pine.BSF.3.95q.970807190930.24596C-100000@misery.sdf.com>

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Tom Samplonius scribbled this message on Aug 7:
> 
>   It seems that the AUTO_EOI_* options might speed interupt handling.
> I've tried them on some motherboards, and they seem to work ok.  Are these
> options recommended?  I've seen some talk that these options should be
> eliminated?

well... don't make AUTO_EOI_2 enabled by default... I have a motherboard
that dies when this option is enabled... though I haven't found one yet
when AUTO_EOI_1 is enabled... the comments say that AUTO_EOI_1 will
break suspend/resume on some notebooks...  so it looks like we can't
enable both by default...

-- 
  John-Mark Gurney                          Modem/FAX: +1 541 683 6954
  Cu Networking

  Live in Peace, destroy Micro$oft, support free software, run FreeBSD



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