[ltp] USB mouse; XFree86; Screen blanking

[Tom Rockwell]

That makes sense.  I have the BIOS set to blank the screen - I'll switch 
to using X settings for screen blanking (this is how my desktop is 
setup, don't know why I didn't think about it for the laptop...).

-Tom

Charlie Hedlin wrote:
> Are you using bios power management or do you relegate things like the 
> screen control to the OS?
> 
> I personally turn off all the timers in the bios so that I can easily 
> adjust them when I want.  The list of packages that can replace this 
> functionality is fairly long.
> 
> If you are using applications to control this, most will look at 
> interupt usage.  This can be awkward, because while the PS2 keybaord and 
> mouse have dedicated interupts, the USB is all on one.  If you have 
> other USB components you could keep your machine awake unintentionally. 
>   Refer to whichever application is controlling the screen (usually X 
> itself, which doesn't suffer the problem I just described, the Vesa 
> power management stuff can be used to turn the screen on and off, and it 
> doesn't have to use interupts).  In my case, I use sleepd to put my 
> machine into suspend if I leave it idle, and it can be passed interupts 
> to watch on the command line.  The display is managed through X, and 
> doesn't need that.  The only bios timer I have is to hibernate 30 
> minutes after suspend.
> 
> Charlie
> 
> Tom Rockwell wrote:
> 
>> Hi,
>>
>> I have a USB mouse that I'm using on my X21 with Xfree86 4.1.0-3.
>>
>> This works great, and the mouse can even be hot plugged.
>>
>> The ony issue is that using the mouse does prompt the computer to keep 
>> the screen at full brightness or on.  The power management ignores the 
>> mouse.  This isn't a huge problem - changing turning off the screen 
>> dimming and blanking in the BIOS is a reasonable workaround.
>>
>> However, I thought I'd ask if anybody knows of an actual fix?
>>
>> Thanks,
>> Tom
>>
>>
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> 
> 
> 
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