/*
* COPYRIGHT (c) 1989-2013.
* 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"
const char rtems_test_name[] = "TIME TEST 20";
rtems_device_major_number _STUB_major = 1;
rtems_id Region_id;
rtems_name Region_name;
uint8_t Region_area[ 2048 ] CPU_STRUCTURE_ALIGNMENT;
#define PARTITION_SIZE 2048
#define PARTITION_ELEMENT_SIZE 128
#define PARTITION_BUFFER_POINTERS \
((PARTITION_SIZE / PARTITION_ELEMENT_SIZE) + 2)
rtems_id Partition_id;
rtems_name Partition_name;
uint8_t Partition_area[ PARTITION_SIZE ] CPU_STRUCTURE_ALIGNMENT;
void *Buffer_address_1;
void *Buffer_address_2;
void *Buffer_address_3;
void *Buffer_address_4;
uint32_t buffer_count;
void *Buffer_addresses[ PARTITION_BUFFER_POINTERS ];
rtems_task Task_1(
rtems_task_argument argument
);
rtems_task Task_2(
rtems_task_argument argument
);
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
Print_Warning();
TEST_BEGIN();
status = rtems_task_create(
rtems_build_name( 'T', 'I', 'M', '1' ),
(RTEMS_MAXIMUM_PRIORITY / 2u) + 1u,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Task_id[ 1 ]
);
directive_failed( status, "rtems_task_create of TASK1" );
status = rtems_task_start( Task_id[ 1 ], Task_1, 0 );
directive_failed( status, "rtems_task_start of TASK1" );
status = rtems_task_create(
rtems_build_name( 'T', 'I', 'M', '2' ),
(RTEMS_MAXIMUM_PRIORITY / 2u) + 2u,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Task_id[ 2 ]
);
directive_failed( status, "rtems_task_create of TASK2" );
status = rtems_task_start( Task_id[ 2 ], Task_2, 0 );
directive_failed( status, "rtems_task_start of TASK2" );
rtems_task_exit();
}
rtems_task Task_1(
rtems_task_argument argument
)
{
uint32_t index;
rtems_mode previous_mode;
rtems_task_priority previous_priority;
rtems_status_code status;
Partition_name = rtems_build_name( 'P', 'A', 'R', 'T' );
benchmark_timer_initialize();
rtems_partition_create(
Partition_name,
Partition_area,
PARTITION_SIZE,
128,
RTEMS_DEFAULT_ATTRIBUTES,
&Partition_id
);
end_time = benchmark_timer_read();
put_time(
"rtems_partition_create: only case",
end_time,
1,
0,
0
);
Region_name = rtems_build_name( 'R', 'E', 'G', 'N' );
benchmark_timer_initialize();
rtems_region_create(
Region_name,
Region_area,
2048,
16,
RTEMS_DEFAULT_ATTRIBUTES,
&Region_id
);
end_time = benchmark_timer_read();
put_time(
"rtems_region_create: only case",
end_time,
1,
0,
0
);
benchmark_timer_initialize();
(void) rtems_partition_get_buffer( Partition_id, &Buffer_address_1 );
end_time = benchmark_timer_read();
put_time(
"rtems_partition_get_buffer: available",
end_time,
1,
0,
0
);
buffer_count = 0;
while ( FOREVER ) {
status = rtems_partition_get_buffer(
Partition_id,
&Buffer_addresses[ buffer_count ]
);
if ( status == RTEMS_UNSATISFIED ) break;
buffer_count++;
rtems_test_assert( buffer_count < PARTITION_BUFFER_POINTERS );
}
benchmark_timer_initialize();
(void) rtems_partition_get_buffer( Partition_id, &Buffer_address_2 );
end_time = benchmark_timer_read();
put_time(
"rtems_partition_get_buffer: not available",
end_time,
1,
0,
0
);
benchmark_timer_initialize();
(void) rtems_partition_return_buffer( Partition_id, Buffer_address_1 );
end_time = benchmark_timer_read();
put_time(
"rtems_partition_return_buffer: only case",
end_time,
1,
0,
0
);
for ( index = 0 ; index < buffer_count ; index++ ) {
status = rtems_partition_return_buffer(
Partition_id,
Buffer_addresses[ index ]
);
directive_failed( status, "rtems_partition_return_buffer" );
}
benchmark_timer_initialize();
(void) rtems_partition_delete( Partition_id );
end_time = benchmark_timer_read();
put_time(
"rtems_partition_delete: only case",
end_time,
1,
0,
0
);
status = rtems_region_get_segment(
Region_id,
400,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_2
);
directive_failed( status, "region_get_segment" );
benchmark_timer_initialize();
(void) rtems_region_get_segment(
Region_id,
400,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_3
);
end_time = benchmark_timer_read();
put_time(
"rtems_region_get_segment: available",
end_time,
1,
0,
0
);
benchmark_timer_initialize();
(void) rtems_region_get_segment(
Region_id,
1700,
RTEMS_NO_WAIT,
RTEMS_NO_TIMEOUT,
&Buffer_address_4
);
end_time = benchmark_timer_read();
put_time(
"rtems_region_get_segment: not available NO_WAIT",
end_time,
1,
0,
0
);
status = rtems_region_return_segment( Region_id, Buffer_address_3 );
directive_failed( status, "rtems_region_return_segment" );
benchmark_timer_initialize();
(void) rtems_region_return_segment( Region_id, Buffer_address_2 );
end_time = benchmark_timer_read();
put_time(
"rtems_region_return_segment: no waiting tasks",
end_time,
1,
0,
0
);
status = rtems_region_get_segment(
Region_id,
400,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_1
);
directive_failed( status, "rtems_region_get_segment" );
benchmark_timer_initialize();
(void) rtems_region_get_segment(
Region_id,
1700,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_2
);
/* execute Task_2 */
end_time = benchmark_timer_read();
put_time(
"rtems_region_return_segment: task readied preempts caller",
end_time,
1,
0,
0
);
status = rtems_region_return_segment( Region_id, Buffer_address_2 );
directive_failed( status, "rtems_region_return_segment" );
status = rtems_task_mode(
RTEMS_NO_PREEMPT,
RTEMS_PREEMPT_MASK,
&previous_mode
);
directive_failed( status, "rtems_task_mode" );
status = rtems_task_set_priority(
RTEMS_SELF, RTEMS_MAXIMUM_PRIORITY - 1u, &previous_priority );
directive_failed( status, "rtems_task_set_priority" );
status = rtems_region_get_segment(
Region_id,
400,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_1
);
directive_failed( status, "rtems_region_return_segment" );
status = rtems_region_get_segment(
Region_id,
1700,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT,
&Buffer_address_2
);
directive_failed( status, "rtems_region_get_segment" );
/* execute Task_2 */
status = rtems_region_return_segment( Region_id, Buffer_address_2 );
directive_failed( status, "rtems_region_return_segment" );
benchmark_timer_initialize();
(void) rtems_region_delete( Region_id );
end_time = benchmark_timer_read();
put_time(
"rtems_region_delete: only case",
end_time,
1,
0,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) benchmark_timer_empty_function();
overhead = benchmark_timer_read();
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_initialize( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_initialize: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_open( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_open: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_close( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_close: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_read( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_read: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_write( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_write: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_io_control( _STUB_major, 0, NULL );
end_time = benchmark_timer_read();
put_time(
"rtems_io_control: only case",
end_time,
OPERATION_COUNT,
overhead,
0
);
TEST_END();
rtems_test_exit( 0 );
}
rtems_task Task_2(
rtems_task_argument argument
)
{
end_time = benchmark_timer_read();
put_time(
"rtems_region_get_segment: not available caller blocks",
end_time,
1,
0,
0
);
benchmark_timer_initialize();
(void) rtems_region_return_segment( Region_id, Buffer_address_1 );
/* preempt back to Task_1 */
benchmark_timer_initialize();
(void) rtems_region_return_segment( Region_id, Buffer_address_1 );
end_time = benchmark_timer_read();
put_time(
"rtems_region_return_segment: task readied returns to caller",
end_time,
1,
0,
0
);
rtems_task_exit();
}