RTEMS crash with mem address not aligned failure

[Rafael Morales]

Dear Marco,

I had also a headeach with EDAC problems (memory not aligned, traps ...).
My personal suggestion is that you clean the memory ( in grmon use the 
"wash" command) and then run the test again.

Saludos Rafa.


> RTEMS crash with mem address not aligned failure
>
> Hello,
> to debug the Filesystem getcwd behavior we want to try latest mainline 
> RTEMS4.11 for SPARC, LEON3 BSP if the error is still there.
> Our application consists for test purpose only of the RTEMS shell and 
> a dummy task
>
>
> Starting 1 threads...
> started thread 0: id: 0x0b010002, prio: 10
>  =========================
>  starting shell
>  =========================
>
> RTEMS SHELL (Ver.1.0-FRC):/dev/console. Sep 30 2014. 'help' to list 
> commands.
> [/] # hello dude, this is tick nr: 1
> hello dude, this is tick nr: 2
>
> [/] # ls
> dev
>
>
>
> Afterwards typing the ls command into the shell the debugger quits 
> with the error:
>
> grmon2> load cassis.elf; run
>   40000000 .text                    460.4kB / 460.4kB 
> [===============>] 100%
>   40073170 .data                      5.1kB /   5.1kB 
> [===============>] 100%
>   400745D0 .jcr                         4B [===============>] 100%
>   Total size: 465.46kB (2.04Mbit/s)
>   Entry point 0x40000000
>   Image cassis.elf loaded
>   CPU 0:  IU in error mode (tt = 0x07, mem address not aligned)
>           0x40005310: c201a010  ld  [%g6 + 0x10], %g1 
> <malloc_is_system_state_OK+0>
>   CPU 1:  Power down mode
>
> Could this be a newlib issue? We are using:
> #
> # Tools configuration.
> #
> 4.11/rtems-autotools
> devel/expat-2.1.0-1
> tools/rtems-binutils-2.24-1
> tools/rtems-gcc-4.7.3-newlib-2.0.0-1
> tools/rtems-gdb-7.7-1
> tools/rtems-kernel-4.11
>
> We are using rtems-source-builder for building toolchain and kernel 
> but the suggested newlib cvs repo is down so we switched to an older one.
>
> Thanks,
> Marco
>
>
>
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