forked from Imagelibrary/rtems
475 lines
11 KiB
C
475 lines
11 KiB
C
/*
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* COPYRIGHT (c) 1989-2013.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define CONFIGURE_INIT
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#include "system.h"
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rtems_device_major_number _STUB_major = 1;
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rtems_id Region_id;
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rtems_name Region_name;
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uint8_t Region_area[ 2048 ] CPU_STRUCTURE_ALIGNMENT;
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#define PARTITION_SIZE 2048
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#define PARTITION_ELEMENT_SIZE 128
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#define PARTITION_BUFFER_POINTERS \
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((PARTITION_SIZE / PARTITION_ELEMENT_SIZE) + 2)
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rtems_id Partition_id;
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rtems_name Partition_name;
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uint8_t Partition_area[ PARTITION_SIZE ] CPU_STRUCTURE_ALIGNMENT;
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void *Buffer_address_1;
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void *Buffer_address_2;
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void *Buffer_address_3;
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void *Buffer_address_4;
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uint32_t buffer_count;
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void *Buffer_addresses[ PARTITION_BUFFER_POINTERS ];
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rtems_task Task_1(
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rtems_task_argument argument
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);
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rtems_task Task_2(
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rtems_task_argument argument
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);
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rtems_task Init(
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rtems_task_argument argument
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)
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{
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rtems_status_code status;
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Print_Warning();
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puts( "\n\n*** TIME TEST 20 ***" );
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status = rtems_task_create(
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rtems_build_name( 'T', 'I', 'M', '1' ),
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(RTEMS_MAXIMUM_PRIORITY / 2u) + 1u,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Task_id[ 1 ]
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);
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directive_failed( status, "rtems_task_create of TASK1" );
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status = rtems_task_start( Task_id[ 1 ], Task_1, 0 );
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directive_failed( status, "rtems_task_start of TASK1" );
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status = rtems_task_create(
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rtems_build_name( 'T', 'I', 'M', '2' ),
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(RTEMS_MAXIMUM_PRIORITY / 2u) + 2u,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Task_id[ 2 ]
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);
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directive_failed( status, "rtems_task_create of TASK2" );
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status = rtems_task_start( Task_id[ 2 ], Task_2, 0 );
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directive_failed( status, "rtems_task_start of TASK2" );
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status = rtems_task_delete( RTEMS_SELF );
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directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
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}
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rtems_task Task_1(
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rtems_task_argument argument
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)
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{
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uint32_t index;
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rtems_mode previous_mode;
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rtems_task_priority previous_priority;
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rtems_status_code status;
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Partition_name = rtems_build_name( 'P', 'A', 'R', 'T' );
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benchmark_timer_initialize();
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rtems_partition_create(
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Partition_name,
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Partition_area,
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PARTITION_SIZE,
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128,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Partition_id
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);
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end_time = benchmark_timer_read();
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put_time(
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"rtems_partition_create: only case",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_PARTITION_CREATE
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);
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Region_name = rtems_build_name( 'R', 'E', 'G', 'N' );
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benchmark_timer_initialize();
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rtems_region_create(
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Region_name,
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Region_area,
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2048,
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16,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Region_id
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);
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_create: only case",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_CREATE
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);
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benchmark_timer_initialize();
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(void) rtems_partition_get_buffer( Partition_id, &Buffer_address_1 );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_partition_get_buffer: available",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_PARTITION_GET_BUFFER
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);
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buffer_count = 0;
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while ( FOREVER ) {
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status = rtems_partition_get_buffer(
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Partition_id,
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&Buffer_addresses[ buffer_count ]
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);
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if ( status == RTEMS_UNSATISFIED ) break;
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buffer_count++;
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rtems_test_assert( buffer_count < PARTITION_BUFFER_POINTERS );
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}
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benchmark_timer_initialize();
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(void) rtems_partition_get_buffer( Partition_id, &Buffer_address_2 );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_partition_get_buffer: not available",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_PARTITION_GET_BUFFER
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);
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benchmark_timer_initialize();
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(void) rtems_partition_return_buffer( Partition_id, Buffer_address_1 );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_partition_return_buffer: only case",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_PARTITION_RETURN_BUFFER
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);
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for ( index = 0 ; index < buffer_count ; index++ ) {
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status = rtems_partition_return_buffer(
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Partition_id,
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Buffer_addresses[ index ]
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);
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directive_failed( status, "rtems_partition_return_buffer" );
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}
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benchmark_timer_initialize();
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(void) rtems_partition_delete( Partition_id );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_partition_delete: only case",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_PARTITION_DELETE
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);
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status = rtems_region_get_segment(
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Region_id,
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400,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_2
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);
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directive_failed( status, "region_get_segment" );
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benchmark_timer_initialize();
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(void) rtems_region_get_segment(
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Region_id,
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400,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_3
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);
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_get_segment: available",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_GET_SEGMENT
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);
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benchmark_timer_initialize();
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(void) rtems_region_get_segment(
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Region_id,
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1700,
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RTEMS_NO_WAIT,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_4
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);
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_get_segment: not available NO_WAIT",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_GET_SEGMENT
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);
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status = rtems_region_return_segment( Region_id, Buffer_address_3 );
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directive_failed( status, "rtems_region_return_segment" );
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benchmark_timer_initialize();
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(void) rtems_region_return_segment( Region_id, Buffer_address_2 );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_return_segment: no waiting tasks",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_RETURN_SEGMENT
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);
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status = rtems_region_get_segment(
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Region_id,
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400,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_1
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);
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directive_failed( status, "rtems_region_get_segment" );
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benchmark_timer_initialize();
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(void) rtems_region_get_segment(
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Region_id,
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1700,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_2
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);
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/* execute Task_2 */
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_return_segment: task readied preempts caller",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_RETURN_SEGMENT
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);
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status = rtems_region_return_segment( Region_id, Buffer_address_2 );
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directive_failed( status, "rtems_region_return_segment" );
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status = rtems_task_mode(
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RTEMS_NO_PREEMPT,
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RTEMS_PREEMPT_MASK,
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&previous_mode
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);
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directive_failed( status, "rtems_task_mode" );
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status = rtems_task_set_priority(
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RTEMS_SELF, RTEMS_MAXIMUM_PRIORITY - 1u, &previous_priority );
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directive_failed( status, "rtems_task_set_priority" );
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status = rtems_region_get_segment(
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Region_id,
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400,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_1
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);
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directive_failed( status, "rtems_region_return_segment" );
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status = rtems_region_get_segment(
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Region_id,
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1700,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT,
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&Buffer_address_2
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);
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directive_failed( status, "rtems_region_get_segment" );
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/* execute Task_2 */
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status = rtems_region_return_segment( Region_id, Buffer_address_2 );
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directive_failed( status, "rtems_region_return_segment" );
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benchmark_timer_initialize();
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(void) rtems_region_delete( Region_id );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_delete: only case",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_DELETE
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) benchmark_timer_empty_function();
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overhead = benchmark_timer_read();
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_initialize( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_initialize: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_INITIALIZE
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_open( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_open: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_OPEN
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_close( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_close: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_CLOSE
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_read( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_read: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_READ
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_write( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_write: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_WRITE
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);
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benchmark_timer_initialize();
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for ( index=1 ; index <= OPERATION_COUNT ; index++ )
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(void) rtems_io_control( _STUB_major, 0, NULL );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_io_control: only case",
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end_time,
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OPERATION_COUNT,
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overhead,
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CALLING_OVERHEAD_IO_CONTROL
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);
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puts( "*** END OF TEST 20 ***" );
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rtems_test_exit( 0 );
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}
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rtems_task Task_2(
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rtems_task_argument argument
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)
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{
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rtems_status_code status;
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_get_segment: not available caller blocks",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_GET_SEGMENT
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);
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benchmark_timer_initialize();
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(void) rtems_region_return_segment( Region_id, Buffer_address_1 );
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/* preempt back to Task_1 */
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benchmark_timer_initialize();
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(void) rtems_region_return_segment( Region_id, Buffer_address_1 );
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end_time = benchmark_timer_read();
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put_time(
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"rtems_region_return_segment: task readied returns to caller",
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end_time,
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1,
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0,
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CALLING_OVERHEAD_REGION_RETURN_SEGMENT
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);
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status = rtems_task_delete( RTEMS_SELF );
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directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
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}
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