[vdr] lcdproc and Logitech G15 (Illegal instruction) ?

Mike Lampard mike at secnet.net.au
Thu Nov 22 14:05:51 CET 2007


Hi
On Thu, 22 Nov 2007 11:23:21 pm Gregoire Favre wrote:
> Hello,
>
> is there something "special" to do in order to get lcdproc working on my
> G15 lcd keyboard ?
>
> Or maybe another LCD plugin ?

I use the graphlcd plugin personally. much nicer output on the G15 than 
lcdproc.  http://developer.berlios.de/project/showfiles.php?group_id=3566
version 1.4+ has support for g15daemon.

> I got a really suspicious Illegal instruction when compiling with
> gcc-4.3alpha of today so I tried with gcc-4.2.2 with same result.
>
> With gcc-4.2.2 I used : -g -march=k8 -pipe
> And with 4.3alpha : -g -O3 -march=core2 -DPIC -pipe -Wall
>
> If I start vdr with -Plcdproc I get on the LCD :
>
> "Welcome to V D R
>  Video Disk Recorder
>  Version : 1.5.12"
>
> Then :
>
> " Mute
>   `black bar"
>
> " Some epg info"
>
> And then vdr quit with :
> "Illegal instruction"
>
> OK, then some gdb :
>
> gdb ./vdr
> GNU gdb 6.7.1
> Copyright (C) 2007 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later
> <http://gnu.org/licenses/gpl.html> This is free software: you are free to
> change and redistribute it. There is NO WARRANTY, to the extent permitted
> by law.  Type "show copying" and "show warranty" for details.
> This GDB was configured as "x86_64-pc-linux-gnu"...
> Using host libthread_db library "/lib/libthread_db.so.1".
> (gdb) run -u greg -c /etc/vdr -l 3 -P'xine -r' -Plcdproc
> Starting program: /usr/src/vdr-1.5.12/vdr -u greg -c /etc/vdr -l 3 -P'xine
> -r' -Plcdproc warning: no loadable sections found in added symbol-file
> system-supplied DSO at 0x7fff1c1fd000 -------------------------
> MakePrimaryDevice: 1
> =========================
> SetVideoFormat: 1
> SetVolumeDevice: 255
> frame: (0, 0)-(-1, -1), zoom: (1.00, 1.00)
> SetVideoWindow: 0, 0, 720, 576, 720, 576
> SetVolumeDevice: 255
> SetAudioChannelDevice: 0
> frame: (0, 0)-(-1, -1), zoom: (1.00, 1.00)
> SetPlayMode: 1
> [New LWP 27864]
> [New LWP 27871]
>
> Program received signal SIGILL, Illegal instruction.
> [Switching to LWP 27871]
> 0x00002ad88fc4c0e3 in cLcd::GetTimeDateStat (this=0x82c840,
> string=0x44006b70 "", OutStateData=0x44006760) at lcd.c:586
> 586       if ( offset || !( ShowStates && ((t%LcdSetup.FullCycle) >=
> LcdSetup.TimeCycle) )) { Current language:  auto; currently c++
> (gdb) bt
> #0  0x00002ad88fc4c0e3 in cLcd::GetTimeDateStat (this=0x82c840,
> string=0x44006b70 "", OutStateData=0x44006760) at lcd.c:586
> #1  0x00002ad88fc4e4d1 in cLcd::Action (this=0x82c840) at lcd.c:846
> #2  0x00000000004e9ab4 in cThread::StartThread (Thread=0x82c840) at
> thread.c:244 #3  0x0000003e99006067 in ?? () from /lib/libpthread.so.0
> #4  0x0000003e984c5c7d in clone () from /lib/libc.so.6
>
> Some difference with gcc-3.4.6 :
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to LWP 9495]
> cLcd::GetTimeDateStat (this=0x863840,
>     string=0x44006c90
> "success\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsu
>ccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsucces
>s\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\n"
>..., OutStateData=0x44006c70) at lcd.c:588 588          
> snprintf(string,wid+1,"<%s %02d.%02d %02d:%02d:%02d>", Current language: 
> auto; currently c++
> (gdb) bt
> #0  cLcd::GetTimeDateStat (this=0x863840,
>     string=0x44006c90
> "success\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsu
>ccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsucces
>s\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\nsuccess\n"
>..., OutStateData=0x44006c70) at lcd.c:588 #1  0x00002abce618f3af in
> cLcd::Action (this=0x863840) at lcd.c:846 #2  0x00000000005052a1 in
> cThread::StartThread (Thread=0x863840) at thread.c:244 #3 
> 0x0000003e99006067 in ?? () from /lib/libpthread.so.0
> #4  0x0000003e984c5c7d in clone () from /lib/libc.so.6
>
> VDR 1.5.12 source :
> ftp.cadsoft.de:/pub/people/kls/vdr/Developer/vdr-1.5.12.tar.bz2
> graphlcd plugin : http://home.pages.at/linux/dvb.html
>
> So it seems clear the plugin don't care about memory usage...
>
> Did someone know how to fix it ?

Cheers
Mike



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