On Friday 30 April 2004 04:19 pm, John Baldwin wrote: > On Thursday 29 April 2004 01:20 am, Benjamin Close wrote: > > Hi All, > > I like many have suffered the battery drain of the laptop screen > > remaining on while the system is suspended. I've created a driver that > > allows the screen to be shutdown by DPMS provided acpi supports video > > mode changes. Beware, this is my first kernel driver so it's nothing > > great. Hopefully it will help someone with enough knowledge build a > > better driver. > > > > It's a loadable kernel module and the only tweak required to get it > > compiling should be in the Makefile. > > > > You can grab it from: > > http://www.clearchain.com/people/benjsc/download/vesa_dpms.tar.gz > > A URL as the list strips attachments. > > I merged this into the acpi_video(4) driver (which already takes over ACPI > devices with a DOD, etc. handle) so that the two drivers aren't mutually > exclusive. Unfortunately, my laptop doesn't have any _DOD, etc. methods > for its video device so I can't test it. It's somewhat hackish as only > i386 has VM86 support, but the patch is at: > > http://www.FreeBSD.org/~jhb/patches/acpi_video_dpms.patch Just tested this, and it seems to work. :) -- Anish Mistry
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