Problem when running hello_world_c with RTEMS 4.7.1 for SPARC

Joel Sherrill joel.sherrill at
Wed May 16 13:26:27 UTC 2007

Fabrício de Novaes Kucinskis wrote:
> Hi all,
> Yesterday, I've downloaded RTEMS 4.7.1, and built it to the ERC32 (SIS) BSP.
> I've compiled hello_world_c and tried to execute it in GDB ("target sim").
Are you using the erc32 or sis BSP to run on gdb's simulator?  The sis BSP
enables extra initialization not required on the real hardware. 
> To my surprise, there was no output. The executable stops when calling
> rtems_initialize_executive_early.
> When looking the BSP source files and comparing it to the ones in 4.6.4
> version, I noticed that, in ...lib/libbsp/sparc/shared/start.S, there was no
> call to __bsp_board_init (+/- line 640). I added that call and voilá!
> Everything works well now.
> I don't think this call would be removed without a reason, but the absence
> of it was (I think) my problem. I'd like to confirm if this is the real
> problem (and sure, inform it), or if there's something else that I'm not
> getting here.
> Thanks in advance and best regards,
> Fabrício de Novaes Kucinskis - DEA / INPE
> -----------------------------------------
> Grupo de Supervisão de Bordo - SUBORD
> Divisão de Eletrônica Aeroespacial
> Instituto Nacional de Pesquisas Espaciais
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