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/*
* 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.
*/
#define CONFIGURE_INIT
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <bsp.h>
#include <stdio.h>
#include "tmacros.h"
#include <rtems/score/coremutex.h>
#define BACK_TYPE(_type_in_ptr,_type_out,_type_in_name) \
((_type_out *)((unsigned int)_type_in_ptr - \
(unsigned int)(&((_type_out *)0)->_type_in_name)))
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_EXTRA_TASK_STACKS (RTEMS_MINIMUM_STACK_SIZE * 3)
#define CONFIGURE_MAXIMUM_TASKS 10
#define CONFIGURE_MAXIMUM_SEMAPHORES 10
rtems_task Task0(rtems_task_argument ignored);
rtems_task Task1(rtems_task_argument ignored);
rtems_task Init(rtems_task_argument ignored);
rtems_task_priority Get_current_pri(void);
#include <rtems/confdefs.h>
rtems_id Task_id[4];
rtems_name Task_name[4];
rtems_id Mutex_id[4];
rtems_name Mutex_name[4];
rtems_task Init(rtems_task_argument ignored)
{
rtems_status_code status;
printf("\n----------------TEST 36 ------------\n");
Mutex_name[0] = rtems_build_name( 'S','0',' ',' ');
status = rtems_semaphore_create(
Mutex_name[0],
1,
RTEMS_LOCAL|
RTEMS_SIMPLE_BINARY_SEMAPHORE|
RTEMS_PRIORITY,
0,
&Mutex_id[0]
);
directive_failed( status, "rtems_semaphore_create of S0");
printf("Create S0, Inherit_priority\n");
Mutex_name[1] = rtems_build_name( 'S','1',' ',' ');
status = rtems_semaphore_create(
Mutex_name[1],
1,
RTEMS_LOCAL|
RTEMS_SIMPLE_BINARY_SEMAPHORE|
RTEMS_PRIORITY,
1,
&Mutex_id[1]
);
directive_failed( status, "rtems_semaphore_create of S1");
printf("Create S1, Priority_celling is 1\n");
Mutex_name[2] = rtems_build_name( 'S','Y','N','C');
Task_name[0] = rtems_build_name( 'T','0',' ',' ');
status = rtems_task_create(
Task_name[0],
4,
RTEMS_MINIMUM_STACK_SIZE *2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Task_id[0]
);
directive_failed( status,"rtems_task_create of T0");
printf("Create T0,priority is 4\n");
status = rtems_task_start( Task_id[0],Task0, 0);
directive_failed( status,"rtems_task_start of T0");
status = rtems_task_delete( RTEMS_SELF);
directive_failed( status,"rtems_task_delete of INIT");
}
rtems_task Task0(rtems_task_argument ignored)
{
rtems_status_code status;
status = rtems_semaphore_obtain( Mutex_id[0], RTEMS_WAIT, 0 );
printf("T0 rtems_semaphore_obtain - S0\n");
directive_failed( status,"rtems_semaphore_obtain of S0\n");
printf("The current priority of T0 is %d\n",Get_current_pri());
status = rtems_semaphore_obtain( Mutex_id[1], RTEMS_WAIT, 0 );
printf("T0 rtems_semaphore_obtain - S1\n");
directive_failed( status,"rtems_semaphore_obtain of S1");
printf("The current priority of T0 is %d\n",Get_current_pri());
status = rtems_semaphore_release(Mutex_id[1]);
printf("T0 - rtems_semaphore_release - S1\n");
directive_failed( status,"rtems_semaphore_release of S1\n");
printf("The current priority of T0 is %d\n",Get_current_pri());
Task_name[1] = rtems_build_name( 'T','1',' ',' ');
status = rtems_task_create(
Task_name[1],
1,
RTEMS_MINIMUM_STACK_SIZE *2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Task_id[1]
);
directive_failed( status , "rtems_task_create of T1\n");
printf("Create S1,priority is 1\n");
status = rtems_task_start( Task_id[1],Task1, 0);
directive_failed( status, "rtems_task_start of T1\n");
printf("The current priority of T0 is %d\n",Get_current_pri());
status = rtems_semaphore_release(Mutex_id[0]);
printf("T0 - rtems_semaphore_release - S0\n");
directive_failed( status, "rtems_semaphore_release of S0\n");
}
rtems_task Task1(rtems_task_argument ignored)
{
rtems_status_code status;
status = rtems_semaphore_obtain( Mutex_id[0], RTEMS_WAIT, 0 );
printf("T1 - rtems_semaphore_obtain - S0");
directive_failed( status," rtems_semaphore_obtain S0");
}
rtems_task_priority Get_current_pri(void)
{
rtems_status_code status;
rtems_task_priority pri;
status = rtems_task_set_priority(RTEMS_SELF, RTEMS_CURRENT_PRIORITY, &pri);
directive_failed( status, " rtems_task_set_priority ");
return pri;
}
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