--
-- TMTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 3 of the RTEMS
-- Timing Test Suite.
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1989-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- The license and distribution terms for this file may in
-- the file LICENSE in this distribution or at
-- http://www.rtems.org/license/LICENSE.
--
with INTERFACES; use INTERFACES;
with RTEMS_CALLING_OVERHEAD;
with TEST_SUPPORT;
with TEXT_IO;
with TIME_TEST_SUPPORT;
with TIMER_DRIVER;
with RTEMS.SEMAPHORE;
package body TMTEST is
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
TASK_ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEXT_IO.PUT_LINE( "*** TIME TEST 3 ***" );
RTEMS.TASKS.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.TASKS.START( TASK_ID, TMTEST.TEST_INIT'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TEST_INIT" );
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- TEST_INIT
--
procedure TEST_INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
PRIORITY : RTEMS.TASKS.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.TASKS.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.TASKS.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.TASKS.START( TASK_ID, TMTEST.MIDDLE_TASKS'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START MIDDLE" );
end loop;
RTEMS.TASKS.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.TASKS.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 );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_RELEASE" );
end TEST_INIT;
--
-- MIDDLE_TASKS
--
procedure MIDDLE_TASKS (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
STATUS : RTEMS.STATUS_CODES;
begin
RTEMS.SEMAPHORE.OBTAIN(
TMTEST.SEMAPHORE_ID,
RTEMS.DEFAULT_OPTIONS,
RTEMS.NO_TIMEOUT,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_OBTAIN" );
RTEMS.SEMAPHORE.RELEASE( TMTEST.SEMAPHORE_ID, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_RELEASE" );
end MIDDLE_TASKS;
--
-- HIGH_TASK
--
procedure HIGH_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
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;
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "LAST CALL DID NOT WORK" );
TIME_TEST_SUPPORT.PUT_TIME(
"SEMAPHORE_RELEASE (preemptive)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
0,
RTEMS_CALLING_OVERHEAD.SEMAPHORE_RELEASE
);
TEXT_IO.PUT_LINE( "*** END OF TIME TEST 3 ***" );
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end HIGH_TASK;
end TMTEST;