Re: [Ltib] Display Device on LPC3250

[Paolo Cremonese]

Hi Stuart,
thank you, I hope somebody will help me.

Concerning the patches for Qtopia2, how can I chech this?

Regards, Paolo

On mer, 2009-11-25 at 09:08 +0000, Stuart Hughes wrote:
> Hi Paolo,
> 
> It sounds like you're on the right track.  I don't have this board, but 
> maybe others on the list who already have this running on that platform 
> may be able to help.
> 
> BTW: you mention you're building qtopia2, note that there was a recent 
> patch (mid August) that changed some parameters for the 3250, make sure 
> you have the latest from CVS if you do not already.
> 
> Regards, Stuart
> 
> 
> Paolo Cremonese wrote:
> > Hi Stuart,
> > you are right, I did not startx, but when I did it,
> > 
> > address@hidden /]# export DISPLAY=:0.0
> > address@hidden /]# startx
> > Warning: mode not found, using default
> > error: Invalid argument
> > 
> > 
> > Fatal server error:
> > no screens found
> > twm:  unable to open display ":0"
> > killall: Xfbdev: no process killed
> > address@hidden /]# 
> > 
> > I check also the kernel, and the framebuffer is enabled.
> > Also, if I do:
> > 
> > ls -la > /dev/fb0
> > 
> > I see some "dirty" on the top line of the LCD so I think the fb0 device
> > is "connected to the LCD.
> > 
> > to avoid the message:
> > 
> > Warning: mode not found, using default
> > 
> > I have tested (my screen is 240x320)
> > 
> > address@hidden /]# Xfbdev :0 -ac -screen 320x240
> > error: Invalid argument
> > 
> > Fatal server error:
> > no screens found
> > address@hidden /]# 
> > 
> > There isn't "Mode not found", but the screen is still "ghost".
> > 
> > At boot the Linux logo is displayed on the screen, but nothing more.
> > 
> > Regards, Paolo
> > 
> > 
> > On mar, 2009-11-24 at 17:42 +0000, Stuart Hughes wrote:
> >> Hi Paolo,
> >>
> >> Just to be sure, did you run 'startx' or similar first?
> >> Also make sure you have the frame buffer device enabled in the kernel.
> >>
> >> Regards, Stuart
> >>
> >> Paolo Cremonese wrote:
> >>> Yes, I did, but:
> >>>
> >>>
> >>> Can't open display ":0.0"
> >>> address@hidden /]#
> >>>
> >>> Regards,
> >>> Paolo
> >>>
> >>>
> >>> On mar, 2009-11-24 at 10:47 -0200, Frias Renato-B13784 wrote:
> >>>>> Hi ALL,
> >>>>> I have built an image for the Phytec LPC3250 with X11 and 
> >>>>> Qtopia 2. The LCD and touchscreen are enabled. I have 
> >>>>> included also DILLO.
> >>>>> The image is correctly downloaded on the target.
> >>>>> I run DILLO, but the following message is generated:
> >>>>>
> >>>>> address@hidden /]#dillo
> >>>>> paths: Cannot open file '//.dillo/dillorc'
> >>>>> paths: Using /usr/etc/dillo/dillorc
> >>>>> paths: Cannot open file '//.dillo/keysrc'
> >>>>> paths: Using /usr/etc/dillo/keysrc
> >>>>> dillo_dns_init: Here we go! (threaded)
> >>>>> Disabling cookies.
> >>>>> Can't open display ""
> >>>>> address@hidden /]#
> >>>>>
> >>>>> as if the display (/dev/fb0) is not the default screen device.
> >>>>>
> >>>>> Any suggestion?
> >>>> Did you export the DISPLAY variable before launching dillo?
> >>>> $ export DISPLAY=:0 or $ export DISPLAY=:0.0 
> >>>>
> >>>> Regards,
> >>>> Renato
> >>>>
> >>>
> >>>
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> > 
> >