RTEMS/TSIM problem

Cassia Yuri cytatiba at gmail.com
Thu Oct 2 18:23:53 UTC 2008


Hello all!

 I'm using RTEMS 4.8, in a target platform sparc, the BSP is leon2.
 I'm running the sparc applications with TSIM2.

The problem occurs randomly on the RTEMS/TSIM platform. When I compile sparc
programs with a specific combination of instructions I have no compilation
errors, but when I run the application the program simply hangs up.

I put below an example of a simple program that hangs up on RTEMS/TSIM
platform.
 If I uncomment the line "//printf("end\n");" the program runs fine. Would
you have a clue for me????

The program runs on tsim-leon with or without that line for me.  When a
POSIX thread
exits, it is not an error.  Your thread is falling off the bottom and is
silently deleted.
Then the IDLE task is running.  Same with and without the line and the
behavior
is correct as defined.


/* -- system includes -- */

#include <stdio.h>

#include <time.h>

#include <bsp.h>

#include <string.h>

#include <pthread.h>

#include <time.h>

#include <errno.h>

#include <stdio.h>

#include <stdlib.h>

/* --------------------- */

void *POSIX_Init( void *argument )

{

//--- simple application -----------------------------------------//

int i2;

int i;

printf("-----------------------------\n");

printf(" Simple program v1.0 \n");

printf("-----------------------------\n");

i=0;

i2=12;

i2 = i2 * i;

printf("i2 = %d\n",i2);

i = i * 4;

printf("i = %d\n", i);

//printf("end\n");

//--- end ---------------------------------------------------------//

}

#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 20

#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM

#define CONFIGURE_MAXIMUM_POSIX_THREADS 128

#define CONFIGURE_MAXIMUM_POSIX_MUTEXES 120

#define CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES 60

#define CONFIGURE_MAXIMUM_TIMERS 10

#define CONFIGURE_MAXIMUM_RTEMS_TIMERS CONFIGURE_MAXIMUM_TIMERS

#define CONFIGURE_MAXIMUM_POSIX_TIMERS CONFIGURE_MAXIMUM_TIMERS

#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER

#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER

#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER

#define CONFIGURE_MICROSECONDS_PER_TICK 10

#define CONFIGURE_MAXIMUM_TASKS 10

#define CONFIGURE_POSIX_INIT_THREAD_TABLE


#define CONFIGURE_INIT


#include <rtems/confdefs.h>


/* end of file */

#endif

Thanks a lot!!

Cássia
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