Date: Wed, 28 Jan 2004 05:05:14 -0500 (EST) From: Andre Guibert de Bruet <andy@siliconlandmark.com> To: Melvyn Sopacua <freebsd-current@webteckies.org> Cc: current@freebsd.org Subject: Re: API to turn off the display Message-ID: <20040128045816.Y1089@alpha.siliconlandmark.com> In-Reply-To: <200401281010.41264.freebsd-current@webteckies.org> References: <200401272247.59306.freebsd-current@webteckies.org> <200401281010.41264.freebsd-current@webteckies.org>
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On Wed, 28 Jan 2004, Melvyn Sopacua wrote: > On Wednesday 28 January 2004 05:07, Seth Chandler wrote: > > > > > >currently closing the lid doesn't properly turn off the display (when > > > running X it gets to console mode, but doesn't turn off completely). > > > > > >I'd like to get tackle this by hooking into devd until this hopefully is > > >resolved, but cannot find any information on a userland utility or system > > > API for the vga/syscons/screen drivers to accomplish that. > > > > > >Is there such a thing? > > It really depends on the video card you're using. If your laptop has a > > radeon, i suggest checking out radeontool from > > > > http://fdd.com/software/radeon/ > > Nope, I have an nvidia GeForce 4200Go. Is there really no generic hook for a > videocard/monitor to suspend/poweroff? How did apm handle this? Through functionality provided by the BIOS. A 30-second search through the source would have shown the answer in /usr/src/sys/i386/bios/apm.c:334 with apm_display(). Regards > Andre Guibert de Bruet | Enterprise Software Consultant > > Silicon Landmark, LLC. | http://siliconlandmark.com/ >
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