-- -- TMTEST / BODY -- -- DESCRIPTION: -- -- This package is the implementation of Test 3 of the RTEMS -- Timing Test Suite. -- -- DEPENDENCIES: -- -- -- -- COPYRIGHT (c) 1989-1997. -- On-Line Applications Research Corporation (OAR). -- Copyright assigned to U.S. Government, 1994. -- -- The license and distribution terms for this file may in -- the file LICENSE in this distribution or at -- http://www.OARcorp.com/rtems/license.html. -- -- $Id$ -- with INTERFACES; use INTERFACES; with RTEMS; with RTEMS_CALLING_OVERHEAD; with TEST_SUPPORT; with TEXT_IO; with TIME_TEST_SUPPORT; with UNSIGNED32_IO; package body TMTEST is --PAGE -- -- INIT -- procedure INIT ( ARGUMENT : in RTEMS.TASK_ARGUMENT ) is TASK_ID : RTEMS.ID; STATUS : RTEMS.STATUS_CODES; begin TEXT_IO.NEW_LINE( 2 ); TEXT_IO.PUT_LINE( "*** TIME TEST 3 ***" ); RTEMS.TASK_CREATE( RTEMS.BUILD_NAME( 'T', 'A', '1', ' ' ), 252, 2048, RTEMS.DEFAULT_MODES, RTEMS.DEFAULT_ATTRIBUTES, TASK_ID, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TEST_INIT" ); RTEMS.TASK_START( TASK_ID, TMTEST.TEST_INIT'ACCESS, 0, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TEST_INIT" ); RTEMS.TASK_DELETE( RTEMS.SELF, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" ); end INIT; --PAGE -- -- TEST_INIT -- procedure TEST_INIT ( ARGUMENT : in RTEMS.TASK_ARGUMENT ) is INDEX : RTEMS.UNSIGNED32; PRIORITY : RTEMS.TASK_PRIORITY; TASK_ID : RTEMS.ID; STATUS : RTEMS.STATUS_CODES; begin PRIORITY := 250; RTEMS.SEMAPHORE_CREATE( RTEMS.BUILD_NAME( 'S', 'M', '1', ' ' ), 0, RTEMS.DEFAULT_ATTRIBUTES, RTEMS.NO_PRIORITY, TMTEST.SEMAPHORE_ID, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_CREATE OF SM1" ); for INDEX in 2 .. TIME_TEST_SUPPORT.OPERATION_COUNT loop RTEMS.TASK_CREATE( RTEMS.BUILD_NAME( 'M', 'I', 'D', ' ' ), PRIORITY, 1024, RTEMS.DEFAULT_MODES, RTEMS.DEFAULT_ATTRIBUTES, TASK_ID, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE MIDDLE" ); PRIORITY := PRIORITY - 1; RTEMS.TASK_START( TASK_ID, TMTEST.MIDDLE_TASKS'ACCESS, 0, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START MIDDLE" ); end loop; RTEMS.TASK_CREATE( RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ), PRIORITY, 1024, RTEMS.DEFAULT_MODES, RTEMS.DEFAULT_ATTRIBUTES, TASK_ID, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF HIGH TASK" ); RTEMS.TASK_START( TASK_ID, TMTEST.HIGH_TASK'ACCESS, 0, STATUS ); TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF HIGH TASK" ); TIMER_DRIVER.INITIALIZE; RTEMS.SEMAPHORE_RELEASE( TMTEST.SEMAPHORE_ID, STATUS ); end TEST_INIT; --PAGE -- -- MIDDLE_TASKS -- procedure MIDDLE_TASKS ( ARGUMENT : in RTEMS.TASK_ARGUMENT ) is INDEX : RTEMS.UNSIGNED32; PRIORITY : RTEMS.TASK_PRIORITY; ID : RTEMS.ID; STATUS : RTEMS.STATUS_CODES; begin RTEMS.SEMAPHORE_OBTAIN( TMTEST.SEMAPHORE_ID, RTEMS.DEFAULT_OPTIONS, RTEMS.NO_TIMEOUT, STATUS ); RTEMS.SEMAPHORE_RELEASE( TMTEST.SEMAPHORE_ID, STATUS ); end MIDDLE_TASKS; --PAGE -- -- HIGH_TASK -- procedure HIGH_TASK ( ARGUMENT : in RTEMS.TASK_ARGUMENT ) is INDEX : RTEMS.UNSIGNED32; PRIORITY : RTEMS.TASK_PRIORITY; ID : RTEMS.ID; STATUS : RTEMS.STATUS_CODES; begin RTEMS.SEMAPHORE_OBTAIN( TMTEST.SEMAPHORE_ID, RTEMS.DEFAULT_OPTIONS, RTEMS.NO_TIMEOUT, STATUS ); TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; TIME_TEST_SUPPORT.PUT_TIME( "SEMAPHORE_RELEASE (preemptive)", TMTEST.END_TIME, TIME_TEST_SUPPORT.OPERATION_COUNT, 0, RTEMS_CALLING_OVERHEAD.SEMAPHORE_RELEASE ); RTEMS.SHUTDOWN_EXECUTIVE( 0 ); end HIGH_TASK; end TMTEST;