[ltp] Thinkpad x61 Tablet (irq 20: nobody cared)

[Jiang Qian]

On Mon, Aug 06, 2007 at 10:12:49PM +0200, Hendrik-Jan Heins wrote:
> So far I even have most Thinppad buttons working too (so also wireless
> on / off, bluetooth on/off, suspend to ram, sleep and auto suspend to
> ram on closing the lid.
> 
> The only things I can't seem to get to work at the moment are the
> brightness buttons and the volume up/down buttons.
> 
> And I'd also REALLY like to have the "page forward/"page back" buttons
> to work in the browser, but I have no idea how.
Have you tried this:
http://thinkwiki.org/wiki/How_to_get_special_keys_to_work#Firefox
I used the method tinkering with browser.jar Works fine on my T43, but 
needs to be redone every time I update firefox. I imagine it'll work 
just fine if you find out what is the forward/backward key corresponds 
to if F19/F20 doesn't work.
Jiang
> 
> 
> As for irqpoll; see:
> http://www.mjmwired.net/kernel/Documentation/kernel-parameters.txt
> 
> <snip>
> irqpoll		[HW]
> 802				When an interrupt is not handled search all handlers
> 803				for it. Also check all handlers each timer
> 804				interrupt. Intended to get systems with badly broken
> 805				firmware running.
> </snip>
> 
> 
> http://sourceforge.net/tracker/?atid=447449&group_id=42302&func=browse
> I can't find the exact bug anymore,
> but there are a couple of them in there that are related to this issue.
> When I went tthrough the buglist, I tried varieous options mentioned
> there, and it turned out that the unstable behaviour was related to
> the irqpoll option for me.
> 
> 
> Hendrik-Jan
> 
> 
> 
> 
> 2007/8/6, Rob Kendrick <rjek@rjek.com>:
> > Hendrik-Jan Heins top-posted:
> > > Please DON't do irqpoll!!!!
> > > It'll driver your wired connection crazy.
> > > Basically your e1000 port will continuously loose it's irq address and
> > > consequently it won't work anymore.
> >
> > I havn't found this.  In fact, I've been delighted with the performance
> > of both the wired and the wireless controllers.  Both work beautifully.
> >  Could you provide me with a link to an explanation to what this option
> > actually does, and why it might have the issues you mention?
> >
> > > As for suspend and hibernate: both seem to work on the X61s. See:
> > > http://hjh.passys.nl/Debian/lenovo-ibm-x61s.html
> >
> > Thanks for this.  This appears to have some interesting things for me to
> > try to resolve my remaining issues.
> >
> > B.
> > --
> > The linux-thinkpad mailing list home page is at:
> > http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
> >
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