rtems samples crash

[Tim Cussins]

Hi Lukasz,

Instead of invoking gdb directly, Joel has written some wrapper scripts
that setup the psim simulator correctly. Look for 'psim', 'psim-gdb',
and 'runtests' - I think they get installed to the tests directory.

HTH

Tim

On Thu, 30 Apr 2009 11:27 +0200, "lukasz mosdorf"
<lukasz.mosdorf at gmail.com> wrote:
> Hi all,
> 
> I have compiled RTEMS 4.9 for powerpc bsp virtex. Unfortunatelly Im not 
> able to run example programs. I do the following thing:
> 
> [root at mort RTEMS_CVS]# powerpc-rtems4.9-gdb `find . -name ticker.exe`
> GNU gdb 6.8
> Copyright (C) 2008 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 "--host=i686-pc-linux-gnu 
> --target=powerpc-rtems4.9"...
> (gdb) tar sim
> Connected to the simulator.
> (gdb) load
> (gdb) r
> Starting program: 
> /home/mort/RTEMS_CVS/b-mpc55xxevb/powerpc-rtems4.9/c/virtex/testsuites/samples/ticker/ticker.exe 
> 
> core_find_mapping() - access to unmaped address, attach a default map to 
> handle this - addr=0x40600008 nr_bytes=0x4 processor=0xb7c92008
> cia=0x13414
> 
> 
> i did a stack trace and it looks like printing to a console crashes:
> 
> 
> (gdb) bt
> #0  outputChar (ch=85 'U')
>     at 
> ../../../../../../../../rtems/c/src/lib/libbsp/powerpc/virtex/console/consolelite.c:67
> #1  0x0001561c in vprintk (
>     fmt=0x2f380 "Unknown PVR value of 0x%x. Please add it to 
> <libcpu/powerpc/shared/include/cpuIdent.c>\n", ap=0x3ff74)
>     at 
> ../../../../../../rtems/c/src/../../cpukit/libcsupport/src/printk.c:159
> #2  0x0001593c in printk (fmt=<value optimized out>)
>     at 
> ../../../../../../rtems/c/src/../../cpukit/libcsupport/src/printk.c:174
> #3  0x00013cf0 in get_ppc_cpu_type ()
>     at 
> ../../../../../../../rtems/c/src/lib/libcpu/powerpc/shared/include/cpuIdent.c:111
> #4  0x00013108 in bsp_start ()
>     at 
> ../../../../../../../../rtems/c/src/lib/libbsp/powerpc/virtex/startup/bspstart.c:163
> #5  0x00013000 in boot_card (argc=<value optimized out>,
>     argv=<value optimized out>, envp=<value optimized out>)
>     at 
> ../../../../../../../../rtems/c/src/lib/libbsp/powerpc/virtex/../../shared/bootcard.c:197
> #6  0x00010024 in .startup ()
>     at 
> ../../../../../../../../rtems/c/src/lib/libbsp/powerpc/virtex/dlentry/dlentry.S:106
> Backtrace stopped: previous frame inner to this frame (corrupt stack?)
> 
> 
> Same thing happens with all examples, not only this one.
> Any ideas ?
> 
> regards
> Lukasz Mosdorf
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