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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 CONFIGURE_INIT
#include "system.h"
#include <stdio.h>
#include <inttypes.h>
const char rtems_test_name[] = "SMP 2";
static void success(void)
{
TEST_END();
rtems_test_exit( 0 );
}
rtems_task Init(
rtems_task_argument argument
)
{
int i;
char ch;
uint32_t cpu_num;
rtems_id id;
rtems_status_code status;
char str[80];
TEST_BEGIN();
locked_print_initialize();
if ( rtems_smp_get_processor_count() == 1 ) {
success();
}
/* Create/verify synchronisation semaphore */
status = rtems_semaphore_create(
rtems_build_name ('S', 'E', 'M', '1'),
1,
RTEMS_LOCAL |
RTEMS_SIMPLE_BINARY_SEMAPHORE |
RTEMS_PRIORITY,
1,
&Semaphore);
directive_failed( status, "rtems_semaphore_create" );
/* Lock semaphore */
status = rtems_semaphore_obtain( Semaphore, RTEMS_WAIT, 0);
directive_failed( status,"rtems_semaphore_obtain of SEM1\n");
for ( i=1; i < rtems_smp_get_processor_count(); i++ ){
/* Create and start tasks for each CPU */
ch = '0' + i;
status = rtems_task_create(
rtems_build_name( 'T', 'A', ch, ' ' ),
1,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
cpu_num = rtems_smp_get_current_processor();
locked_printf(" CPU %" PRIu32 " start task TA%c\n", cpu_num, ch);
status = rtems_task_start( id, Test_task, i+1 );
directive_failed( status, str );
}
/*
* Release the semaphore, allowing the blocked tasks to start.
*/
status = rtems_semaphore_release( Semaphore );
directive_failed( status,"rtems_semaphore_release of SEM1\n");
/*
* Wait for log full. print the log and end the program.
*/
while (Log_index < LOG_SIZE)
;
for (i=0; i< LOG_SIZE; i++) {
if ( Log[i].IsLocked ) {
locked_printf(
" CPU %d Task TA%" PRIu32 " Obtain\n",
Log[i].cpu_num,
Log[i].task_index
);
} else {
locked_printf(
" CPU %d Task TA%" PRIu32 " Release\n",
Log[i].cpu_num,
Log[i].task_index
);
}
}
success();
}
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