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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [tests/] [tmtests/] [tm24/] [task1.c] - Rev 609
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/* * * COPYRIGHT (c) 1989-1999. * 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.OARcorp.com/rtems/license.html. * * $Id: task1.c,v 1.2 2001-09-27 12:02:44 chris Exp $ */ #define TEST_INIT #include "system.h" rtems_unsigned32 Task_count; rtems_task Tasks( rtems_task_argument argument ); rtems_task High_task( rtems_task_argument argument ); rtems_task Init( rtems_task_argument argument ) { rtems_id id; rtems_unsigned32 index; rtems_status_code status; Print_Warning(); puts( "\n\n*** TIME TEST 24 ***" ); status = rtems_task_create( rtems_build_name( 'H', 'I', 'G', 'H' ), 10, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &id ); directive_failed( status, "rtems_task_create HIGH" ); status = rtems_task_start( id, High_task, 0 ); directive_failed( status, "rtems_task_create HIGH" ); for ( index = 1 ; index <= OPERATION_COUNT ; index++ ) { status = rtems_task_create( rtems_build_name( 'R', 'E', 'S', 'T' ), 128, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &id ); directive_failed( status, "rtems_task_create LOOP" ); status = rtems_task_start( id, Tasks, 0 ); directive_failed( status, "rtems_task_start LOOP" ); } status = rtems_task_delete( RTEMS_SELF ); directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); } rtems_task High_task( rtems_task_argument argument ) { rtems_status_code status; rtems_unsigned32 index; Timer_initialize(); for ( index=1 ; index <= OPERATION_COUNT ; index++ ) (void) Empty_function(); overhead = Read_timer(); Timer_initialize(); for ( index=1 ; index <= OPERATION_COUNT ; index++ ) (void) rtems_task_wake_after( RTEMS_YIELD_PROCESSOR ); end_time = Read_timer(); put_time( "rtems_task_wake_after: yield -- returns to caller", end_time, OPERATION_COUNT, overhead, CALLING_OVERHEAD_TASK_WAKE_AFTER ); Task_count = 0; status = rtems_task_delete( RTEMS_SELF ); directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); } rtems_task Tasks( rtems_task_argument argument ) { Task_count++; if ( Task_count == 1 ) Timer_initialize(); else if ( Task_count == OPERATION_COUNT ) { end_time = Read_timer(); put_time( "rtems_task_wake_after: yields -- preempts caller", end_time, OPERATION_COUNT, overhead, CALLING_OVERHEAD_TASK_WAKE_AFTER ); puts( "*** END OF TEST 24 ***" ); exit( 0 ); } (void) rtems_task_wake_after( RTEMS_YIELD_PROCESSOR ); }
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