tiomap-dev team mailing list archive

[Marcin Juszkiewicz <803462@xxxxxxxxxxxxxxxxxx>]

root@linaro:~# apt-cache policy linux-image-2.6.38-1003-linaro-omap
linux-image-2.6.38-1003-linaro-omap:
  Installed: 2.6.38-1003.4~ppa5
  Candidate: 2.6.38-1003.4~ppa5
  Version table:
 *** 2.6.38-1003.4~ppa5 0
        500 http://ppa.launchpad.net/linaro-maintainers/overlay/ubuntu/ natty/main armel Packages
        100 /var/lib/dpkg/status
root@linaro:~# uname -a
Linux linaro 2.6.38-1003-linaro-omap #4~ppa5-Ubuntu SMP PREEMPT Wed May 25 14:44:32 UTC 2011 armv7l armv7l armv7l GNU/Linux

root@linaro:~# dpkg -l *{sgx,pvr}*|grep '^ii'
ii  libegl1-sgx-omap4                     1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 EGL libraries for OMAP4
ii  libgles1-sgx-omap4                    1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 OpenGL|ES 1.x libraries for OMAP4
ii  libgles2-sgx-omap4                    1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 OpenGL|ES 2.x libraries for OMAP4
ii  libopenvg1-sgx-omap4                  1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 OVG libraries for OMAP4
ii  pvr-omap4                             1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 libraries for OMAP4, remaining libs and binaries
ii  pvr-omap4-data                        1.7.5.2+git20110610+9696932c.2-1             PowerVR SGX540 libraries for OMAP4, data files
ii  pvr-omap4-kernel-dkms                 1.7.5.2+git20110610+9696932c-1               PowerVR SGX540 kernel driver for OMAP4 in DKMS format.
root@linaro:~# cat /proc/cmdline 
console=tty0 console=ttyO2,115200n8  root=UUID=dced6198-6ef1-41e1-9103-d7489a009acc rootwait ro earlyprintk fixrtc nocompcache vram=48M omapfb.vram=0:24M mem=456M@0x80000000 mem=512M@0xA0000000

-- 
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Developers, which is subscribed to ubuntu-omap4-extras-graphics.
https://bugs.launchpad.net/bugs/803462

Title:
  Unable to display graphics on two screens connected

Status in Linaro Ubuntu Evaluation Builds:
  New
Status in Ubuntu OMAP4 graphics addons:
  New

Bug description:
  When two displays are connected to PandaBoard then only one is
  displaying something:

  1. boot with DVI and HDMI connected - only DVI one works (when it get unplugged then no graphics at all)
  2. boot with DVI and then connect HDMI one - only DVI works
  3. boot with HDMI and then connect DVI one - only HDMI works
  4. boot without monitors, connect HDMI - I got:
  [  109.568664] omapdss HDMI error: Failed to program DDC

  [  109.583587] omapdss HDMI error: E-EDID checksum failed!!
  [  109.648529] omapdss HDMI error: Failed to program DDC
  [  109.724914] omapdss HDMI error: Failed to program DDC
  [  109.781311] omapdss HDMI error: Failed to program DDC

  and then:
  Screen 0: minimum 640 x 480, current 1024 x 768, maximum 2048 x 2048
  pvr0 disconnected
  pvr1 connected
     1024x768       60.0  
     800x600        60.3  
     848x480        60.0  

  When connected DVI cable:
  [  508.846557] omapdss HDMI error: Failed to program DDC
  [  508.865447] omapdss HDMI error: Failed to program DDC
  Screen 0: minimum 640 x 480, current 1024 x 768, maximum 2048 x 2048
  pvr0 connected
     1280x960       59.9  
     1280x720       59.7  
     720x480        59.9  
     720x400        70.1  
  pvr1 connected
     1024x768       60.0  
     800x600        60.3  
     848x480        60.0  
  linaro@linaro:/root$ xrandr --output pvr0[  516.333160] omapdss HDMI error: Failed to program DDC
  [  516.352142] omapdss HDMI error: Failed to program DDC
    --auto 
  [  519.346923] omapdss HDMI error: Failed to program DDC
  [  519.366333] omapdss HDMI error: Failed to program DDC
  linaro@linaro:/root$ xrandr --output pvr0  --auto 
  [  520.973754] omapdss HDMI error: Failed to program DDC
  [  520.992523] omapdss HDMI error: Failed to program DDC

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