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/*
* COPYRIGHT (c) 1989-2011.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define TEST_INIT
#define CONFIGURE_INIT
#include "system.h"
#include <stdio.h>
#include <inttypes.h>
const char rtems_test_name[] = "SMP 3";
static void success(void)
{
TEST_END();
rtems_test_exit( 0 );
}
void Loop() {
volatile int i;
for (i=0; i<300000; i++);
}
void PrintTaskInfo(
const char *task_name
)
{
uint32_t cpu_num;
cpu_num = rtems_get_current_processor();
locked_printf(" CPU %" PRIu32 " running task %s\n", cpu_num, task_name );
}
rtems_task Init(
rtems_task_argument argument
)
{
uint32_t i;
char ch = '0';
rtems_id id;
rtems_status_code status;
Loop();
TEST_BEGIN();
locked_print_initialize();
if ( rtems_get_processor_count() == 1 ) {
success();
}
/* Initialize the TaskRan array */
TaskRan[0] = true;
for ( i=1; i<rtems_get_processor_count() ; i++ ) {
TaskRan[i] = false;
}
/* Show that the init task is running on this cpu */
PrintTaskInfo( "Init" );
/* for each remaining cpu create and start a task */
for ( i=1; i < rtems_get_processor_count(); i++ ){
ch = '0' + i;
status = rtems_task_create(
rtems_build_name( 'T', 'A', ch, ' ' ),
CONFIGURE_INIT_TASK_PRIORITY + (2*i),
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_PREEMPT,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
directive_failed( status, "rtems_task_create" );
status = rtems_task_start( id, Test_task, i );
directive_failed( status, "rtems_task_start" );
/* Allow task to start before starting next task.
* This is necessary on some simulators.
*/
while (TaskRan[i] == false)
;
}
/* Create/Start an aditional task with the highest priority */
status = rtems_task_create(
rtems_build_name( 'T', 'A', ch, ' ' ),
3,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_PREEMPT,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
directive_failed( status, "rtems_task_create" );
status = rtems_task_start(id,Test_task,rtems_get_processor_count());
directive_failed( status, "rtems_task_start" );
/* Wait on all tasks to run */
while (1) {
TestFinished = true;
for ( i=1; i < (rtems_get_processor_count()+1) ; i++ ) {
if (TaskRan[i] == false)
TestFinished = false;
}
if (TestFinished) {
success();
}
}
rtems_test_exit( 0 );
}
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