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From: Lukas Hejtmanek <xhejtman-IGZnsrowxP9fmBTHTHKXmQ@public.gmane.org>
To: "Yu, Luming" <luming.yu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: ACPI - DOS - 2.6.10
Date: Wed, 29 Dec 2004 10:28:36 +0100	[thread overview]
Message-ID: <20041229092836.GA15367@mail.muni.cz> (raw)
In-Reply-To: <3ACA40606221794F80A5670F0AF15F8406A73C1E@pdsmsx403>

On Wed, Dec 29, 2004 at 10:56:51AM +0800, Yu, Luming wrote:
> The DSDT shows that:
> In _DOS:
>                      If (LNot (LLess (OSYS, 0x07D0)))
>                     {
>                         Store (0x00, DSEN)
>                     }
> And in _Q0E,  if DSEN is 1 then, BIOS will automatically handle  dispaly switch,
> otherwise, it just generate Notify event to OSPM, and rely on driver to handle it.
> However, there don't have _DSS in DSDT , which is requred for acpi video driver to handle display switch.
> 
> Could you try kernel option "acpi_osi=" 

Nothing changed.

Btw, there is a touchpad switch (to turn it off/on) that does not work any more
either.

-- 
Lukáš Hejtmánek


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  reply	other threads:[~2004-12-29  9:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-29  2:56 ACPI - DOS - 2.6.10 Yu, Luming
2004-12-29  9:28 ` Lukas Hejtmanek [this message]
  -- strict thread matches above, loose matches on Subject: below --
2004-12-27  2:44 Yu, Luming
2004-12-26 23:08 Lukas Hejtmanek

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