Re: 3.5.4.2-rc1 hangs on final touchscreen calibration on tosa

On 8/25/06, Robert P. J. Day <[email protected]> wrote:
> On Fri, 25 Aug 2006, Ivan Kabaivanov wrote:
>
> > On Friday 25 August 2006 11:34 am, Robert P. J. Day wrote:
> > >   ok, i figured out what silliness i was doing yesterday to mess
> > > up my install of OZ 3.5.4.2-rc1 on my tosa, and installed it
> > > earlier today. as an experiment, i re-installed and, for the last
> > > three straight attempts, the install has hung on the touchscreen
> > > calibration for the final central crosshairs.
> > >
> > >   the four corner calibrations work just fine, but that last one
> > > is the killer.  i'm looking to see if there's a bug report on
> > > that.  is this a known issue?  thanks.
> >
> > I also experienced this on my tosa.  I had to reset and upon the
> > next boot, everything worked just fine.
> >
> > And on the topic of calibration, I'm having much trouble with it --
> > literally to the point of having to recalibrate my tosa every few
> > minutes to have a useable stylus.  I'm on 3.5.4.1-rc1, but this has
> > been true for 3.5.4 and for 3.5.2.  I think even Sharp ROM is a bit
> > problematic.  I've been very careful with the screen.  Do you think
> > this is a hardware problem?  I ask because I haven't seen anybody on
> > the list or the forum mention this.
> >
> > IvanK.
>
> i've had all kinds of grief today trying to get a decent touchscreen
> calibration with 3.5.4.2-rc1 on my tosa.  as i've already mentioned,
> it commonly hangs during install when doing that final screen-centre
> calibration.  at that point, just resetting and letting it boot
> normally will probably work, but there's no guarantee that the
> touchscreen will behave sanely from then on.
>
> (early on, one of my attempts resulted in a system for which the
> calibration was off badly enough so that the pickboard was shifted off
> by about one key width.  that was exciting.)
>
> i do notice on this web page:
>
> http://wiki.openzaurus.org/ReleaseNotes/Oz3542
>
> the note under "Tosa" that "touchscreen is not linear".  what does
> this mean?
>
> rday
>
> UPDATE:  i just tried a fresh re-install and, this time, the
> calibration completed, the install completed, and calibration looks
> good.  go figure.
>

Did you make sure to empty your home directories of configuration
files before reinstalling? (I'm assuming that the tosa has home in
flash, I may be wrong.)

-- 
Justin Patrin

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