--
-- TMTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 22 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.com/license/LICENSE.
--
with RTEMS_CALLING_OVERHEAD;
with TEST_SUPPORT;
with TEXT_IO;
with TIME_TEST_SUPPORT;
with TIMER_DRIVER;
with RTEMS.MESSAGE_QUEUE;
package body TMTEST is
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEXT_IO.PUT_LINE( "*** TIME TEST 22 ***" );
RTEMS.MESSAGE_QUEUE.CREATE(
RTEMS.BUILD_NAME( 'M', 'Q', '1', ' ' ),
100,
16,
RTEMS.DEFAULT_ATTRIBUTES,
TMTEST.MESSAGE_QUEUE_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "MESSAGE_QUEUE_CREATE" );
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'L', 'O', 'W', ' ' ),
10,
2048,
RTEMS.NO_PREEMPT,
RTEMS.DEFAULT_ATTRIBUTES,
ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOW" );
RTEMS.TASKS.START( ID, TMTEST.LOW_TASK'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOW" );
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'P', 'R', 'M', 'T' ),
11,
2048,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE PREEMPT" );
RTEMS.TASKS.START( ID, TMTEST.PREEMPT_TASK'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START PREEMPT" );
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- HIGH_TASK
--
procedure HIGH_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
COUNT : RTEMS.UNSIGNED32;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
TIMER_DRIVER.INITIALIZE;
RTEMS.MESSAGE_QUEUE.BROADCAST(
TMTEST.MESSAGE_QUEUE_ID,
BUFFER_POINTER,
16,
COUNT,
STATUS
);
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"MESSAGE_QUEUE_BROADCAST (readying)",
TMTEST.END_TIME,
1,
0,
RTEMS_CALLING_OVERHEAD.MESSAGE_QUEUE_BROADCAST
);
RTEMS.TASKS.SUSPEND( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_SUSPEND" );
end HIGH_TASK;
--
-- LOW_TASK
--
procedure LOW_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
ID : RTEMS.ID;
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
OVERHEAD : RTEMS.UNSIGNED32;
COUNT : RTEMS.UNSIGNED32;
MESSAGE_SIZE : RTEMS.UNSIGNED32 := 0;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ),
5,
2048,
RTEMS.NO_PREEMPT,
RTEMS.DEFAULT_ATTRIBUTES,
ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE HIGH" );
RTEMS.TASKS.START( ID, TMTEST.HIGH_TASK'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START HIGH" );
RTEMS.MESSAGE_QUEUE.RECEIVE(
TMTEST.MESSAGE_QUEUE_ID,
BUFFER_POINTER,
RTEMS.DEFAULT_MODES,
RTEMS.NO_TIMEOUT,
MESSAGE_SIZE,
STATUS
);
TIMER_DRIVER.INITIALIZE;
for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
TIMER_DRIVER.EMPTY_FUNCTION;
end loop;
OVERHEAD := TIMER_DRIVER.READ_TIMER;
TIMER_DRIVER.INITIALIZE;
for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
RTEMS.MESSAGE_QUEUE.BROADCAST(
TMTEST.MESSAGE_QUEUE_ID,
BUFFER_POINTER,
16,
COUNT,
STATUS
);
end loop;
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"MESSAGE_QUEUE_BROADCAST (no waiting tasks)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
OVERHEAD,
RTEMS_CALLING_OVERHEAD.MESSAGE_QUEUE_BROADCAST
);
RTEMS.MESSAGE_QUEUE.RECEIVE(
TMTEST.MESSAGE_QUEUE_ID,
BUFFER_POINTER,
RTEMS.DEFAULT_MODES,
RTEMS.NO_TIMEOUT,
MESSAGE_SIZE,
STATUS
);
-- should go to PREEMPT_TASK here
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TIME_TEST_SUPPORT.PUT_TIME(
"MESSAGE_QUEUE_BROADCAST (preempt)",
TMTEST.END_TIME,
1,
0,
RTEMS_CALLING_OVERHEAD.MESSAGE_QUEUE_BROADCAST
);
TEXT_IO.PUT_LINE( "*** END OF TIME TEST 22 ***" );
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end LOW_TASK;
--
-- LOW_TASK
--
procedure PREEMPT_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
BUFFER : TMTEST.BUFFER;
BUFFER_POINTER : RTEMS.ADDRESS;
COUNT : RTEMS.UNSIGNED32;
STATUS : RTEMS.STATUS_CODES;
begin
BUFFER_POINTER := BUFFER'ADDRESS;
TIMER_DRIVER.INITIALIZE;
RTEMS.MESSAGE_QUEUE.BROADCAST(
TMTEST.MESSAGE_QUEUE_ID,
BUFFER_POINTER,
16,
COUNT,
STATUS
);
-- should be preempted by LOW_TASK
end PREEMPT_TASK;
end TMTEST;