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To: acpi-jp@jp.FreeBSD.org, takawata@jp.FreeBSD.org
Cc: marks@ripe.net
From: Mitsuru IWASAKI <iwasaki@jp.FreeBSD.org>
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References: <20020910152725.GB2338@laptop.6bone.nl>
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Date: Wed, 11 Sep 2002 02:04:51 +0900
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Subject: [acpi-jp 1803] Re: ACPI video driver (for Dell Latitude C640)
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> In message <20020910152725.GB2338@laptop.6bone.nl>, Mark Santcroos $B$5$s$$$o$/(B:
> >On Wed, Sep 11, 2002 at 12:22:04AM +0900, Mitsuru IWASAKI wrote:
> >> It seems that old laptops don't have VGA specific ACPI objects, so
> >> many people will be happy if we can implement non-ACPI VGA driver w/
> >> ATI chips hack.
> >> BTW, have you checked for XFree86 code?  Hopefully we might find
> >> some hints on DPMS for ATI chips.
> >
> >Does this mean: "Yes, I think DPMS might have the answer" ?
> 
> According to ACPI Spec Appendex A, 
> Display power management should done by DPMS.

FYI: and XFree86 code seems to have DPMS support for ATI chips and
     a lot of fixes so far.
http://cvsweb.xfree86.org/cvsweb/xc/programs/Xserver/hw/xfree86/CHANGELOG?rev=HEAD

Can we port them to our new driver?

Thanks
